/* 拾光趣词 · 功能模块 Soft UI（与主界面同一套主色/辅色） */

/* ===== 功能页外壳：去掉旧薄荷绿乐园底 ===== */
#reviewTab.tab-content.active:has(#reviewPrep:not(.hidden)),
#learnTab.tab-content.active,
#practiceTab.tab-content.active,
#gameTab.tab-content.active,
#petTab.tab-content.active,
#dictTab.tab-content.active,
#manageTab.tab-content.active,
#examArchiveTab.tab-content.active,
#pageReadTab.tab-content.active,
#settingsTab.tab-content.active {
    background: transparent !important;
    border: none !important;
    box-shadow: none !important;
    border-radius: 0 !important;
    padding: 0.35rem 0 1.2rem !important;
    margin: 0 !important;
    overflow: visible !important;
}

/* 旧乐园装饰在 Soft UI 里收掉，避免突兀 */
.tab-content.active > .park-wave,
.tab-content.active > .park-stickers {
    display: none !important;
}
.tab-content.active > .park-title-wrap {
    position: static !important;
    transform: none !important;
    left: auto !important;
    top: auto !important;
    width: 100% !important;
    max-width: none !important;
    margin: 0 0 0.85rem !important;
    padding: 0 !important;
    text-align: left !important;
}

/* ===== 标题 ===== */
.tab-content .section-heading,
.tab-content .fun-park-title,
.park-title-wrap .section-heading,
.park-title-wrap .fun-park-title,
.prep-title {
    display: inline-flex !important;
    align-items: center;
    gap: 0.45rem;
    margin: 0 0 0.9rem !important;
    padding: 0.55rem 1.05rem !important;
    border-radius: 999px !important;
    background: rgba(255, 255, 255, 0.88) !important;
    border: 1.5px solid color-mix(in srgb, var(--home-primary, var(--primary)) 18%, #fff) !important;
    box-shadow: 0 8px 22px color-mix(in srgb, var(--home-primary, var(--primary)) 12%, transparent) !important;
    color: var(--home-deep, #475569) !important;
    font-family: "Fredoka", "Noto Sans SC", sans-serif !important;
    font-weight: 800 !important;
    font-size: clamp(1.15rem, 1.8vw, 1.45rem) !important;
    text-shadow: none !important;
}
.prep-title-ico,
.park-title-emoji,
.fun-park-ico {
    filter: none !important;
}

/* ===== 通用白卡片面板 ===== */
.word-select-panel,
.settings-fold,
.manage-panel,
.dict-panel,
.exam-panel,
.page-read-panel,
.cloud-panel,
.review-stage,
.action-island,
#petTab .pet-panel,
#petTab .pet-card,
#gameTab .game-panel,
#practiceTab .practice-panel {
    background: rgba(255, 255, 255, 0.94) !important;
    border: 1.5px solid color-mix(in srgb, var(--home-primary, var(--primary)) 16%, #fff) !important;
    border-radius: 1.35rem !important;
    box-shadow: 0 12px 28px color-mix(in srgb, var(--home-primary, var(--primary)) 10%, transparent) !important;
}

.word-select-panel,
.settings-fold,
.review-stage {
    margin-bottom: 0.85rem !important;
    overflow: hidden;
}

.word-select-toggle,
.settings-fold-toggle,
.prep-band-row {
    background: transparent !important;
    border: none !important;
    border-bottom: 1px solid color-mix(in srgb, var(--home-primary, var(--primary)) 10%, #F1F5F9) !important;
    color: var(--home-ink, #475569) !important;
    font-weight: 700 !important;
    padding: 0.85rem 1.05rem !important;
}
.word-select-toggle:hover,
.settings-fold-toggle:hover {
    background: color-mix(in srgb, var(--home-soft, #F8FAFC) 70%, #fff) !important;
}

.word-select-open-btn,
.prep-summary {
    border: none !important;
    border-radius: 999px !important;
    background: color-mix(in srgb, var(--home-soft, #EDE9FE) 75%, #fff) !important;
    color: var(--home-deep, var(--primary)) !important;
    font-weight: 700 !important;
    padding: 0.55rem 1.1rem !important;
    box-shadow: 0 4px 12px color-mix(in srgb, var(--home-primary, var(--primary)) 12%, transparent) !important;
}
.word-select-open-btn:hover {
    background: #fff !important;
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--home-primary, var(--primary)) 16%, transparent) !important;
}

/* ===== 输入 / 下拉 ===== */
.search-box,
.filter-select,
.capsule-input,
.spell-input,
#settingsTab input[type="text"],
#settingsTab input[type="number"],
#settingsTab input[type="password"],
#settingsTab select,
#manageTab input,
#dictTab input,
#pageReadTab input,
#pageReadTab select {
    border: 1.5px solid color-mix(in srgb, var(--home-primary, var(--primary)) 16%, #E2E8F0) !important;
    border-radius: 999px !important;
    background: #fff !important;
    box-shadow: 0 2px 8px rgba(15, 23, 42, 0.04) !important;
    padding: 0.55rem 0.95rem !important;
    font-size: 1rem !important;
    color: #334155 !important;
}
.search-box:focus,
.filter-select:focus,
.capsule-input:focus,
.spell-input:focus {
    outline: none !important;
    border-color: var(--home-primary, var(--primary)) !important;
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--home-primary, var(--primary)) 18%, transparent) !important;
}

/* ===== 按钮：主色 / 辅色 / 中性 ===== */
.tab-content .btn,
.review-prep .btn,
.feature-back + * .btn {
    border: none !important;
    border-radius: 999px !important;
    min-height: 2.65rem !important;
    padding: 0.55rem 1.2rem !important;
    font-weight: 750 !important;
    box-shadow: 0 6px 16px color-mix(in srgb, var(--home-primary, var(--primary)) 22%, transparent) !important;
    transform: none !important;
}
.tab-content .btn:hover,
.review-prep .btn:hover {
    filter: brightness(1.04);
    transform: translateY(-1px) !important;
}
.tab-content .btn:not(.btn-secondary):not(.btn-success):not(.btn-danger),
.review-prep .btn:not(.btn-secondary):not(.btn-success):not(.btn-danger),
.btn-start {
    background: linear-gradient(135deg,
        color-mix(in srgb, var(--home-primary, var(--primary)) 55%, #fff),
        var(--home-primary, var(--primary))) !important;
    color: #fff !important;
}
.btn-start {
    min-height: 3.1rem !important;
    font-size: 1.12rem !important;
    padding: 0.7rem 1.6rem !important;
    box-shadow: 0 10px 24px color-mix(in srgb, var(--home-primary, var(--primary)) 32%, transparent) !important;
}
.tab-content .btn-secondary,
.review-prep .btn-secondary {
    background: color-mix(in srgb, var(--home-soft, #F1F5F9) 80%, #fff) !important;
    color: var(--home-deep, #475569) !important;
    box-shadow: 0 4px 12px rgba(15, 23, 42, 0.06) !important;
    border: 1.5px solid color-mix(in srgb, var(--home-primary, var(--primary)) 12%, #E2E8F0) !important;
}
.tab-content .btn-success,
.review-prep .btn-success {
    background: linear-gradient(135deg,
        color-mix(in srgb, var(--home-accent, #34D399) 55%, #fff),
        var(--home-accent, #10B981)) !important;
    color: #fff !important;
    box-shadow: 0 6px 16px color-mix(in srgb, var(--home-accent, #10B981) 28%, transparent) !important;
}
.tab-content .btn-danger {
    background: linear-gradient(135deg, #FB7185, #E11D48) !important;
    color: #fff !important;
}
.tab-content .btn-sm,
.review-prep .btn-sm {
    min-height: 2.2rem !important;
    padding: 0.35rem 0.9rem !important;
    font-size: 0.92rem !important;
}

/* ===== 复习准备页 ===== */
.review-prep {
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
}
.review-stage,
.action-island {
    padding: 1.15rem 1.25rem 1.35rem !important;
}
.action-island {
    text-align: center;
    min-height: 12rem;
}
.ready-hero,
.word-display,
#rWordDisplay,
#lWordDisplay,
#pWordDisplay {
    font-family: "Fredoka", "Noto Sans SC", sans-serif !important;
    font-size: clamp(1.6rem, 3vw, 2.2rem) !important;
    font-weight: 800 !important;
    color: var(--home-deep, #5B4B8A) !important;
    margin: 0.6rem 0 1rem !important;
}
.prep-hint,
#reviewPickInfo,
#learnPickInfo,
#levelInfo {
    color: color-mix(in srgb, var(--home-primary, var(--primary)) 55%, #64748B) !important;
    font-weight: 650 !important;
    text-align: center;
}
.prep-result {
    font-size: 1.15rem !important;
    font-weight: 700 !important;
}

/* ===== 选词列表 / 管理列表 ===== */
.word-pick-list,
.word-list,
.mistake-list-body,
.dict-local-list,
.page-read-history-list {
    border: 1.5px solid color-mix(in srgb, var(--home-primary, var(--primary)) 12%, #E2E8F0) !important;
    border-radius: 1.1rem !important;
    background: color-mix(in srgb, var(--home-soft, #F8FAFC) 45%, #fff) !important;
    overflow: auto;
}
.word-item,
.word-pick-list label,
.unit-filter-chips button {
    border-radius: 999px !important;
}
.unit-filter-chips button,
.unit-filter-row button.btn {
    background: #fff !important;
    border: 1.5px solid color-mix(in srgb, var(--home-primary, var(--primary)) 14%, #E2E8F0) !important;
    color: #475569 !important;
}
.unit-filter-chips button.active,
.unit-filter-chips button.selected {
    background: linear-gradient(135deg, var(--home-mid, var(--primary)), var(--home-primary, var(--primary))) !important;
    color: #fff !important;
    border-color: transparent !important;
}

/* ===== 游戏入口卡片 ===== */
.game-select-bar,
.practice-actions,
.learn-action-btns,
.manage-subnav {
    display: flex;
    flex-wrap: wrap;
    gap: 0.55rem;
    align-items: center;
}
.game-card,
.mode-card,
.dict-card {
    border-radius: 1.25rem !important;
    border: 1.5px solid color-mix(in srgb, var(--home-primary, var(--primary)) 14%, #fff) !important;
    box-shadow: 0 10px 24px color-mix(in srgb, var(--home-primary, var(--primary)) 10%, transparent) !important;
    background: #fff !important;
}

/* ===== 设置折叠 ===== */
.settings-fold-body h4 {
    color: var(--home-deep, #475569) !important;
    font-weight: 800 !important;
}
.theme-pack-card {
    border-radius: 1.1rem !important;
    border: 2px solid color-mix(in srgb, var(--home-primary, var(--primary)) 14%, #E2E8F0) !important;
    background: #fff !important;
}
.theme-pack-card.active {
    border-color: var(--home-primary, var(--primary)) !important;
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--home-primary, var(--primary)) 18%, transparent) !important;
}
.color-item {
    border-radius: 50% !important;
    box-shadow: 0 4px 10px rgba(15, 23, 42, 0.12) !important;
    border: 2px solid #fff !important;
}

/* ===== 点读 / 错题 / 词典常见块 ===== */
.page-read-book-card,
.page-read-history-item,
.mistake-list-card,
.rank-up-card,
/* 打卡：默认只显示日期；点开才出明细下拉 */
.home-date-wrap {
    position: relative;
    display: inline-flex;
    align-items: center;
}
#dateDisplay.date-pill {
    cursor: pointer;
    font-variant-numeric: tabular-nums;
}
#checkInCalendar.checkin-panel {
    border-radius: 1rem !important;
    border: 1.5px solid color-mix(in srgb, var(--home-primary, var(--primary)) 14%, #fff) !important;
    box-shadow: 0 12px 28px color-mix(in srgb, var(--home-primary, var(--primary)) 10%, transparent) !important;
    background: #fff !important;
}
#checkInCalendar.checkin-hidden,
#checkInCalendar[hidden],
.checkin-panel.checkin-hidden {
    display: none !important;
    visibility: hidden !important;
    pointer-events: none !important;
}
#checkInCalendar:not(.checkin-hidden):not([hidden]) {
    display: flex !important;
    flex-direction: column;
    gap: 0.55rem;
    position: absolute;
    top: calc(100% + 0.45rem);
    right: 0;
    z-index: 80;
    min-width: min(92vw, 22rem);
    width: max(18rem, 100%);
    padding: 0.75rem 0.85rem !important;
    margin: 0 !important;
}

/* ===== 选项按钮（复习/练习选择题） ===== */
.options button,
.opt-btn,
.choice-btn {
    border-radius: 1rem !important;
    border: 1.5px solid color-mix(in srgb, var(--home-primary, var(--primary)) 16%, #E2E8F0) !important;
    background: #fff !important;
    color: #334155 !important;
    font-weight: 700 !important;
    box-shadow: 0 4px 12px rgba(15, 23, 42, 0.05) !important;
    min-height: 3rem !important;
}
.options button:hover,
.opt-btn:hover,
.choice-btn:hover {
    border-color: var(--home-primary, var(--primary)) !important;
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--home-primary, var(--primary)) 16%, transparent) !important;
}

/* 功能页内边距统一一点 */
#learnTab.tab-content.active,
#practiceTab.tab-content.active,
#gameTab.tab-content.active,
#dictTab.tab-content.active,
#manageTab.tab-content.active,
#examArchiveTab.tab-content.active,
#pageReadTab.tab-content.active,
#settingsTab.tab-content.active,
#petTab.tab-content.active {
    padding-left: 0.15rem !important;
    padding-right: 0.15rem !important;
}

/* ===== 游戏模式切换 / 管理子导航 ===== */
.game-mode-selector {
    display: flex !important;
    flex-wrap: wrap !important;
    gap: 0.5rem !important;
    padding: 0.65rem !important;
    margin-bottom: 0.85rem !important;
    background: rgba(255, 255, 255, 0.88) !important;
    border: 1.5px solid color-mix(in srgb, var(--home-primary, var(--primary)) 14%, #fff) !important;
    border-radius: 1.25rem !important;
    box-shadow: 0 8px 20px color-mix(in srgb, var(--home-primary, var(--primary)) 8%, transparent) !important;
}
.mode-btn,
.manage-sub-btn {
    border: 1.5px solid color-mix(in srgb, var(--home-primary, var(--primary)) 12%, #E2E8F0) !important;
    border-radius: 999px !important;
    background: #fff !important;
    color: #64748B !important;
    font-weight: 700 !important;
    min-height: 2.55rem !important;
    padding: 0.4rem 0.95rem !important;
    box-shadow: 0 2px 8px rgba(15, 23, 42, 0.04) !important;
}
.mode-btn.active,
.manage-sub-btn.active {
    background: linear-gradient(135deg,
        color-mix(in srgb, var(--home-primary, var(--primary)) 55%, #fff),
        var(--home-primary, var(--primary))) !important;
    color: #fff !important;
    border-color: transparent !important;
    box-shadow: 0 6px 16px color-mix(in srgb, var(--home-primary, var(--primary)) 28%, transparent) !important;
}
.game-card {
    padding: 1.1rem 1.15rem 1.25rem !important;
}
.game-timer {
    display: inline-flex !important;
    align-items: center !important;
    gap: 0.35rem !important;
    padding: 0.35rem 0.85rem !important;
    border-radius: 999px !important;
    background: color-mix(in srgb, var(--home-accent, var(--primary)) 16%, #fff) !important;
    color: var(--home-accent-deep, var(--home-deep, #334155)) !important;
    font-weight: 800 !important;
}
.learn-action-bar,
.learn-progress-wrap,
.dict-upload-box {
    background: rgba(255, 255, 255, 0.94) !important;
    border: 1.5px solid color-mix(in srgb, var(--home-primary, var(--primary)) 14%, #fff) !important;
    border-radius: 1.25rem !important;
    box-shadow: 0 10px 24px color-mix(in srgb, var(--home-primary, var(--primary)) 10%, transparent) !important;
    padding: 0.95rem 1.1rem !important;
}
.learn-progress-wrap {
    overflow: hidden !important;
    padding: 0 !important;
    height: 12px !important;
}
.learn-progress-fill {
    background: linear-gradient(90deg, var(--home-primary, var(--primary)), var(--home-accent, var(--primary))) !important;
    height: 100% !important;
    border-radius: 999px !important;
}

/* 功能页内常见 h3 标题 */
.tab-content h3 {
    color: var(--home-deep, #475569) !important;
    font-family: "Fredoka", "Noto Sans SC", sans-serif !important;
    font-weight: 800 !important;
}

@media (max-width: 760px) {
    .tab-content .section-heading,
    .prep-title {
        font-size: 1.05rem !important;
        padding: 0.45rem 0.85rem !important;
    }
    .btn-start {
        width: 100%;
    }
    .game-mode-selector {
        gap: 0.4rem !important;
    }
}

/* ===== 顶栏：返回主界面统一放在「拾光趣词」旁（全站唯一位置） ===== */
.brand-cluster {
    display: inline-flex !important;
    align-items: center !important;
    gap: 0.55rem !important;
    flex-shrink: 0 !important;
    min-width: max-content !important;
    overflow: visible !important;
    z-index: 20;
}
.header-back {
    display: none !important;
    align-items: center !important;
    border: 1.5px solid color-mix(in srgb, var(--home-primary, var(--primary)) 22%, #E2E8F0) !important;
    background: rgba(255, 255, 255, 0.96) !important;
    color: var(--home-deep, #475569) !important;
    border-radius: 999px !important;
    padding: 0.42rem 0.95rem !important;
    font-weight: 700 !important;
    font-size: 0.95rem !important;
    line-height: 1.2 !important;
    cursor: pointer;
    white-space: nowrap;
    box-shadow: 0 2px 8px rgba(15, 23, 42, 0.06);
    flex-shrink: 0;
    z-index: 5;
}
body.show-header-back #headerBackBtn.header-back,
body.show-header-back #headerBackBtn,
body.show-header-back #headerBackBtn.header-back.hidden {
    display: inline-flex !important;
    visibility: visible !important;
    opacity: 1 !important;
    pointer-events: auto !important;
    flex-shrink: 0 !important;
}
body.show-header-back.compact-ui .brand-name,
body.show-header-back.touch-ui .brand-name {
    display: none !important;
}
body:not(.show-header-back) #headerBackBtn {
    display: none !important;
}
.park-page-back { display: none !important; }
.prep-back,
.feature-back,
.practice-home-back { display: none !important; }

/* ===== 标题行：标题 + 已选词数并排 ===== */
.park-title-row {
    display: flex !important;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.55rem 0.85rem;
    margin: 0 0 0.85rem !important;
}
.park-title-row .section-heading,
.park-title-row .fun-park-title,
.park-title-row .prep-title {
    margin: 0 !important;
}
.title-pick-info,
.park-title-row .prep-hint {
    margin: 0 !important;
    padding: 0.35rem 0.75rem !important;
    font-size: 0.92rem !important;
    font-weight: 700 !important;
    color: color-mix(in srgb, var(--home-primary, var(--primary)) 75%, #475569) !important;
    background: color-mix(in srgb, var(--home-primary, var(--primary)) 10%, #fff) !important;
    border: 1.5px solid color-mix(in srgb, var(--home-primary, var(--primary)) 18%, #E2E8F0) !important;
    border-radius: 999px !important;
    line-height: 1.35;
}
.title-pick-chip {
    display: inline-flex !important;
    align-items: center;
    gap: 0.3rem;
    border: 1.5px solid color-mix(in srgb, var(--home-primary, var(--primary)) 22%, #E2E8F0) !important;
    background: color-mix(in srgb, var(--home-primary, var(--primary)) 12%, #fff) !important;
    color: color-mix(in srgb, var(--home-primary, var(--primary)) 80%, #334155) !important;
    border-radius: 999px !important;
    padding: 0.4rem 0.9rem !important;
    font-weight: 700 !important;
    font-size: 0.9rem !important;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(15, 23, 42, 0.05);
}
.title-pick-chip:hover {
    background: #fff !important;
}

/* ===== 练习/游戏：标签纸（贴在内容区上沿，不是胶囊） ===== */
#gameTab .mode-tag-row,
#practiceTab .mode-tag-row,
.mode-tag-row,
.mode-selector.mode-tag-row,
.game-mode-selector.mode-tag-row {
    display: flex !important;
    flex-wrap: nowrap !important;
    align-items: flex-end !important;
    gap: 0.2rem !important;
    overflow-x: auto !important;
    overflow-y: hidden !important;
    padding: 0.45rem 0.2rem 0 !important;
    margin: 0 0 -1px !important;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
    background: transparent !important;
    border: none !important;
    border-bottom: 2px solid color-mix(in srgb, var(--home-primary, var(--primary)) 22%, #CBD5E1) !important;
    box-shadow: none !important;
    border-radius: 0 !important;
}
/* 游戏：标签纸铺满整行 */
#gameTab .game-mode-selector.mode-tag-row {
    width: 100% !important;
    gap: 0.15rem !important;
    overflow-x: hidden !important;
}
#gameTab .mode-tag-row .mode-tag,
#practiceTab .mode-tag-row .mode-tag,
.mode-tag-row .mode-tag,
.mode-selector .mode-tag,
.game-mode-selector .mode-tag {
    flex: 0 0 auto !important;
    width: auto !important;
    max-width: none !important;
    display: inline-flex !important;
    flex-direction: row !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 0.28rem !important;
    min-height: 2.35rem !important;
    min-width: 0 !important;
    margin: 0 !important;
    margin-bottom: -2px !important;
    padding: 0.42rem 0.95rem 0.55rem !important;
    border-radius: 0.85rem 0.85rem 0 0 !important;
    border: 1.5px solid color-mix(in srgb, var(--home-primary, var(--primary)) 16%, #CBD5E1) !important;
    border-bottom: 2px solid transparent !important;
    background:
        linear-gradient(180deg,
            color-mix(in srgb, var(--home-primary, var(--primary)) 7%, #F8FAFC) 0%,
            #EEF2F7 100%) !important;
    color: #64748B !important;
    font-weight: 700 !important;
    font-size: 0.88rem !important;
    white-space: nowrap !important;
    box-shadow: none !important;
    overflow: visible !important;
    text-overflow: clip !important;
    position: relative !important;
    z-index: 1 !important;
    transform: none !important;
    transition: background 0.18s, color 0.18s, border-color 0.18s, filter 0.18s;
}
#gameTab .mode-tag-row .mode-tag {
    flex: 1 1 0 !important;
    width: 0 !important;
    min-height: 2.85rem !important;
    padding: 0.55rem 0.35rem 0.7rem !important;
    font-size: clamp(0.92rem, 1.55vw, 1.12rem) !important;
    gap: 0.22rem !important;
    border-radius: 0.95rem 0.95rem 0 0 !important;
}
#gameTab .mode-tag-row .mode-tag .mode-tag-ico {
    font-size: clamp(1.05rem, 1.8vw, 1.35rem) !important;
}
#gameTab .mode-tag-row .mode-tag .mode-tag-label {
    font-size: inherit !important;
    font-weight: inherit !important;
}
.mode-tag-row .mode-tag .mode-tag-ico,
.mode-tag-row .mode-tag .game-btn-icon {
    font-size: 1rem;
    line-height: 1;
}
#gameTab .mode-tag-row .mode-tag:hover,
#practiceTab .mode-tag-row .mode-tag:hover,
.mode-tag-row .mode-tag:hover {
    background: #fff !important;
    color: color-mix(in srgb, var(--home-primary, var(--primary)) 80%, #334155) !important;
    filter: brightness(1.02);
}
#gameTab .mode-tag-row .mode-tag.active,
#practiceTab .mode-tag-row .mode-tag.active,
.mode-tag-row .mode-tag.active {
    background: #fff !important;
    color: var(--home-primary, var(--primary)) !important;
    border-color: color-mix(in srgb, var(--home-primary, var(--primary)) 28%, #CBD5E1) !important;
    border-bottom-color: #fff !important;
    box-shadow:
        0 -3px 10px color-mix(in srgb, var(--home-primary, var(--primary)) 12%, transparent) !important;
    z-index: 3 !important;
    font-weight: 800 !important;
    transform: none !important;
}
#gameTab .mode-tag-row .mode-tag.active::after,
#practiceTab .mode-tag-row .mode-tag.active::after,
.mode-tag-row .mode-tag.active::after {
    content: "";
    position: absolute;
    left: 18%;
    right: 18%;
    bottom: 5px;
    height: 3px;
    border-radius: 999px;
    background: var(--home-primary, var(--primary));
    opacity: 0.9;
}
@media (max-width: 900px) {
    #gameTab .mode-tag-row .mode-tag {
        flex-direction: column !important;
        gap: 0.1rem !important;
        min-height: 3.1rem !important;
        padding: 0.4rem 0.2rem 0.55rem !important;
        font-size: clamp(0.78rem, 2.4vw, 0.95rem) !important;
    }
    #gameTab .mode-tag-row .mode-tag .mode-tag-ico {
        font-size: 1.15rem !important;
    }
}

/* 标签纸与下方内容区连成一体 */
#gameTab .game-play-layout {
    gap: 0 11px !important;
}
#gameTab .game-play-main .game-card,
#gameTab .game-play-main .defense-game-card,
#gameTab .game-play-main .order-game-card,
#gameTab .game-play-main .revenge-game-card,
#gameTab .game-play-main .voice-game-card {
    border-top-left-radius: 0.55rem !important;
    border-top-right-radius: 1.25rem !important;
    margin-top: 0 !important;
}
#practiceTab .word-card {
    border-top-left-radius: 0.55rem !important;
    margin-top: 0 !important;
}

#gameTab .game-target-slot {
    text-align: center !important;
    margin: 0.85rem 0 1rem !important;
    color: color-mix(in srgb, var(--home-primary, var(--primary)) 75%, #0f172a) !important;
}
#gameTab .game-hero-word,
#gameTab .game-target-slot .game-hero-word,
#whackTarget.game-hero-word,
#puzzleTarget.game-hero-word {
    display: block !important;
    font-family: "Fredoka", "Noto Sans SC", sans-serif !important;
    font-size: clamp(3.2rem, 11vw, 6rem) !important;
    font-weight: 800 !important;
    line-height: 1.12 !important;
    letter-spacing: 0.02em;
    color: #0f172a !important;
    text-shadow: 0 2px 0 rgba(255,255,255,0.55);
    word-break: break-word;
}
#gameTab .game-hero-hint {
    margin-top: 0.35rem;
    font-size: clamp(1.15rem, 2.8vw, 1.45rem) !important;
    font-weight: 700 !important;
    color: #64748B !important;
}

/* 拼图答案块：get / up 等选项加大 */
#gameTab #puzzleArea.puzzle-container {
    display: flex !important;
    flex-wrap: wrap !important;
    justify-content: center !important;
    align-items: stretch !important;
    gap: 0.9rem 1.15rem !important;
    width: 100% !important;
    max-width: none !important;
    margin: 1.25rem 0 0.6rem !important;
    padding: 0 0.5rem !important;
}
#gameTab #puzzleArea .puzzle-letter {
    width: auto !important;
    min-width: 5rem !important;
    height: auto !important;
    min-height: 4.8rem !important;
    padding: 0.95rem 1.25rem !important;
    font-size: clamp(2.1rem, 5.8vw, 3.4rem) !important;
    font-weight: 800 !important;
    border-radius: 1.15rem !important;
    border-width: 2.5px !important;
    line-height: 1.15 !important;
}
#gameTab #puzzleArea .puzzle-letter.puzzle-word-tile {
    min-width: 6rem !important;
    min-height: 5rem !important;
    padding: 1.1rem 1.5rem !important;
    font-size: clamp(2.1rem, 5.2vw, 3.2rem) !important;
    border-radius: 1.3rem !important;
    flex: 1 1 auto !important;
    max-width: 14rem !important;
}
#gameTab #puzzleArea.puzzle-words-mode {
    gap: 1rem 1.25rem !important;
    max-width: none !important;
}
#gameTab .puzzle-toolbar .btn {
    font-size: clamp(1.05rem, 2.4vw, 1.35rem) !important;
    padding: 0.7rem 1.25rem !important;
    min-height: 2.9rem !important;
}
#gameTab #puzzleAnswerReveal {
    font-size: clamp(1.4rem, 3.4vw, 2rem) !important;
    font-weight: 800 !important;
}

#gameTab .voice-game-display,
#revengeWordCn {
    font-size: clamp(2.8rem, 9vw, 5.2rem) !important;
    font-weight: 800 !important;
    line-height: 1.15 !important;
}
#gameTab .game-start-actions.hidden {
    display: none !important;
}
#gameTab .defense-monster-word {
    font-size: clamp(1.15rem, 3.4vw, 1.65rem) !important;
    font-weight: 800 !important;
    max-width: min(360px, 88vw) !important;
    width: max-content !important;
    white-space: normal !important;
    overflow: visible !important;
    text-overflow: clip !important;
    word-break: break-word !important;
    text-align: center !important;
    line-height: 1.25 !important;
    padding: 0.4rem 0.85rem !important;
}
#gameTab .defense-monster {
    min-width: 4.5rem;
    max-width: min(360px, 90vw);
    overflow: visible !important;
    z-index: 4 !important;
}
#gameTab .revenge-word-bubble {
    font-size: clamp(2.6rem, 8vw, 4.6rem) !important;
    font-weight: 800 !important;
}
#gameTab .revenge-options {
    grid-template-columns: repeat(4, minmax(0, 1fr)) !important;
    gap: 0.85rem !important;
    max-width: none !important;
    width: 100% !important;
    margin: 0.75rem 0 0.25rem !important;
}
#gameTab .revenge-opt-btn {
    font-size: clamp(1.35rem, 3.6vw, 2rem) !important;
    font-weight: 800 !important;
    padding: 1.1rem 0.75rem !important;
    line-height: 1.25 !important;
    word-break: break-word !important;
    color: #0f172a !important;
    min-height: 4rem !important;
}

/* ===== 选项淡淡小框 ===== */
.option-btn,
.options button,
.review-prep .option-btn,
#rOptionsContainer .option-btn,
#pOptionsContainer .option-btn,
#optionsContainer .option-btn {
    border: 1.5px solid color-mix(in srgb, var(--home-primary, var(--primary)) 14%, #E2E8F0) !important;
    border-radius: 14px !important;
    background: rgba(255, 255, 255, 0.92) !important;
    box-shadow: 0 1px 4px rgba(15, 23, 42, 0.04) !important;
}

/* ===== 课本点读：默认接近满屏 + 缩放 ===== */
#pageReadTab .page-read-panel {
    max-width: none !important;
    width: 100% !important;
    margin: 0 auto !important;
    padding: 2px 4px 20px !important;
    min-height: calc(100vh - 120px) !important;
}
#pageReadTab .page-read-viewer {
    min-height: calc(100vh - 110px) !important;
    align-items: stretch !important;
    gap: 4px !important;
}
#pageReadTab .page-read-stage {
    flex: 1 1 auto !important;
    width: 100% !important;
    max-width: none !important;
    min-height: calc(100vh - 130px) !important;
    max-height: calc(100vh - 90px) !important;
    overflow: auto !important;
    display: flex !important;
    justify-content: center !important;
    align-items: flex-start !important;
    position: relative !important;
    padding: 8px !important;
    margin: 4px auto !important;
}
#pageReadTab .page-read-img-wrap {
    width: fit-content !important;
    max-width: none !important;
    margin: 0 auto !important;
    --pr-zoom: 1;
}
#pageReadTab #pageReadImage {
    width: auto !important;
    height: auto !important;
    max-width: calc((100vw - 96px) * var(--pr-zoom, 1)) !important;
    max-height: calc((100vh - 100px) * var(--pr-zoom, 1)) !important;
}
#pageReadTab .page-read-zoom-bar {
    position: absolute;
    top: 12px;
    right: 12px;
    z-index: 20;
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.25rem 0.4rem;
    border-radius: 999px;
    background: rgba(15, 23, 42, 0.78);
    color: #fff;
    box-shadow: 0 2px 10px rgba(15, 23, 42, 0.25);
}
#pageReadTab .page-read-zoom-btn,
#pageReadTab .page-read-zoom-fit {
    border: none;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.16);
    color: #fff;
    font-weight: 800;
    cursor: pointer;
    line-height: 1;
}
#pageReadTab .page-read-zoom-btn {
    width: 1.7rem;
    height: 1.7rem;
    font-size: 1.05rem;
}
#pageReadTab .page-read-zoom-fit {
    padding: 0.28rem 0.55rem;
    font-size: 0.72rem;
}
#pageReadTab #pageReadZoomLabel {
    min-width: 2.6rem;
    text-align: center;
    font-size: 0.78rem;
    font-weight: 800;
}
#pageReadTab .page-read-zoom-btn:hover,
#pageReadTab .page-read-zoom-fit:hover {
    background: rgba(255, 255, 255, 0.28);
}
/* ===== AI 对话：舞台式主界面 + 聊天界面 ===== */
#bookRoleplayTab.tab-content.active {
    padding: 0 !important;
    background: transparent !important;
    border: none !important;
    box-shadow: none !important;
}
#bookRoleplayTab .brp-stage {
    --brp-ink: #1F2937;
    --brp-muted: #64748B;
    --brp-mint: #34D399;
    --brp-sky: #38BDF8;
    --brp-sun: #FBBF24;
    --brp-coral: #FB7185;
    position: relative;
    min-height: calc(100vh - 5.5rem);
    padding: 0.85rem clamp(0.7rem, 2vw, 1.4rem) 1.4rem;
    overflow: hidden;
    background:
        radial-gradient(1200px 480px at 12% -10%, rgba(52, 211, 153, 0.28), transparent 55%),
        radial-gradient(900px 420px at 92% 8%, rgba(56, 189, 248, 0.22), transparent 50%),
        radial-gradient(700px 360px at 70% 100%, rgba(251, 191, 36, 0.18), transparent 55%),
        linear-gradient(165deg, #F0FDFA 0%, #F8FAFC 42%, #FFF7ED 100%);
}
#bookRoleplayTab .brp-deco { pointer-events: none; position: absolute; inset: 0; overflow: hidden; }
#bookRoleplayTab .brp-blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(2px);
    opacity: 0.55;
    animation: brpFloat 9s ease-in-out infinite;
}
#bookRoleplayTab .brp-blob.b1 {
    width: 10rem; height: 10rem; left: -2rem; top: 18%;
    background: radial-gradient(circle, rgba(52,211,153,.45), transparent 70%);
}
#bookRoleplayTab .brp-blob.b2 {
    width: 8rem; height: 8rem; right: -1rem; top: 8%;
    background: radial-gradient(circle, rgba(56,189,248,.4), transparent 70%);
    animation-delay: -3s;
}
#bookRoleplayTab .brp-blob.b3 {
    width: 12rem; height: 12rem; right: 18%; bottom: -4rem;
    background: radial-gradient(circle, rgba(251,191,36,.35), transparent 70%);
    animation-delay: -5s;
}
@keyframes brpFloat {
    0%, 100% { transform: translateY(0) scale(1); }
    50% { transform: translateY(-12px) scale(1.04); }
}
#bookRoleplayTab .brp-lobby,
#bookRoleplayTab .brp-chat {
    position: relative;
    z-index: 1;
    max-width: 860px;
    margin: 0 auto;
}
#bookRoleplayTab .brp-lobby-hero {
    text-align: center;
    padding: 0.4rem 0.5rem 0.9rem;
    animation: brpFadeUp 0.55s ease both;
}
#bookRoleplayTab .brp-brand {
    margin: 0;
    font-family: "Fredoka", "Noto Sans SC", sans-serif;
    font-size: clamp(1.55rem, 3.6vw, 2.2rem);
    font-weight: 700;
    letter-spacing: 0.02em;
    color: #0F766E;
    line-height: 1.1;
}
#bookRoleplayTab .brp-lobby-title {
    margin: 0.15rem 0 0.35rem;
    font-family: "Fredoka", "Noto Sans SC", sans-serif;
    font-size: clamp(1.05rem, 2.4vw, 1.35rem);
    font-weight: 650;
    color: #334155;
}
#bookRoleplayTab .brp-lobby-sub {
    margin: 0;
    color: var(--brp-muted);
    font-size: 0.98rem;
    font-weight: 650;
}
@keyframes brpFadeUp {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}
#bookRoleplayTab .brp-page-card {
    background: rgba(255,255,255,0.78);
    border: 1px solid rgba(15, 23, 42, 0.06);
    border-radius: 1.25rem;
    padding: 0.85rem 1rem;
    backdrop-filter: blur(8px);
    box-shadow: 0 10px 28px rgba(15, 23, 42, 0.06);
    margin-bottom: 0.75rem;
    animation: brpFadeUp 0.6s ease 0.05s both;
}
#bookRoleplayTab .book-roleplay-page-chip {
    display: inline-flex;
    align-items: center;
    max-width: 100%;
    margin: 0 0 0.55rem;
    padding: 0.4rem 0.8rem;
    border-radius: 999px;
    background: linear-gradient(90deg, rgba(52,211,153,.18), rgba(56,189,248,.16));
    color: #0F766E;
    font-size: 0.9rem;
    font-weight: 800;
    line-height: 1.35;
}
#bookRoleplayTab .book-quiz-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.4rem 0.55rem;
}
#bookRoleplayTab .book-quiz-row label {
    font-weight: 800;
    color: #475569;
    font-size: 0.9rem;
}
#bookRoleplayTab .book-quiz-row select,
#bookRoleplayTab .book-quiz-row input {
    min-height: 2.25rem;
    border: 1.5px solid #D1D5DB;
    border-radius: 0.75rem;
    padding: 0.25rem 0.55rem;
    font-weight: 700;
    background: #fff;
    width: auto;
}
#bookRoleplayTab .book-quiz-row input[type="number"] { width: 4.2rem; }
#bookRoleplayTab .brp-voice-bar {
    display: flex;
    flex-wrap: wrap;
    align-items: end;
    gap: 0.55rem 0.7rem;
    padding: 0.75rem 0.9rem;
    margin-bottom: 0.85rem;
    border-radius: 1.15rem;
    background: rgba(255,255,255,0.72);
    border: 1px solid rgba(15,23,42,0.06);
    box-shadow: 0 8px 22px rgba(15,23,42,0.05);
    animation: brpFadeUp 0.65s ease 0.08s both;
}
#bookRoleplayTab .brp-voice-field {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    min-width: 8.5rem;
    flex: 1 1 8rem;
    font-size: 0.78rem;
    font-weight: 800;
    color: #64748B;
}
#bookRoleplayTab .brp-voice-field select,
#bookRoleplayTab .brp-chat-voice-mini select {
    min-height: 2.2rem;
    border: 1.5px solid #CBD5E1;
    border-radius: 0.7rem;
    padding: 0.2rem 0.45rem;
    font-weight: 700;
    color: #1F2937;
    background: #fff;
}
#bookRoleplayTab .brp-rate-field input[type="range"] { width: 100%; accent-color: #10B981; }
#bookRoleplayTab .brp-voice-test,
#bookRoleplayTab .brp-btn {
    border: none;
    border-radius: 999px;
    font-weight: 800;
    cursor: pointer;
    padding: 0.55rem 0.95rem;
    font-size: 0.92rem;
}
#bookRoleplayTab .brp-voice-test {
    background: #ECFDF5;
    color: #047857;
    border: 1.5px solid #A7F3D0;
}
#bookRoleplayTab .brp-btn.ghost {
    background: #fff;
    color: #334155;
    border: 1.5px solid #CBD5E1;
}
#bookRoleplayTab .brp-btn.solid {
    background: linear-gradient(135deg, #34D399, #10B981);
    color: #fff;
    box-shadow: 0 6px 16px rgba(16, 185, 129, 0.28);
}
#bookRoleplayTab .brp-pick-title {
    margin: 0.2rem 0 0.65rem;
    font-family: "Fredoka", "Noto Sans SC", sans-serif;
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--brp-ink);
}
#bookRoleplayTab .book-roleplay-roles {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.8rem;
}
#bookRoleplayTab .book-roleplay-role-card {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.2rem;
    min-height: 8.2rem;
    padding: 1.05rem 0.95rem 0.95rem;
    border-radius: 1.35rem;
    border: none;
    cursor: pointer;
    font-weight: 800;
    color: #1F2937;
    text-align: left;
    overflow: hidden;
    transition: transform 0.18s ease, box-shadow 0.18s ease;
    animation: brpFadeUp 0.55s ease both;
    box-shadow: 0 12px 28px rgba(15, 23, 42, 0.08);
}
#bookRoleplayTab .book-roleplay-role-card:nth-child(1) { animation-delay: 0.1s; }
#bookRoleplayTab .book-roleplay-role-card:nth-child(2) { animation-delay: 0.16s; }
#bookRoleplayTab .book-roleplay-role-card:nth-child(3) { animation-delay: 0.22s; }
#bookRoleplayTab .book-roleplay-role-card:nth-child(4) { animation-delay: 0.28s; }
#bookRoleplayTab .book-roleplay-role-card::after {
    content: "";
    position: absolute;
    right: -1.2rem;
    bottom: -1.4rem;
    width: 5.5rem;
    height: 5.5rem;
    border-radius: 50%;
    background: rgba(255,255,255,0.35);
}
#bookRoleplayTab .book-roleplay-role-card .tag {
    position: static;
    font-size: 0.7rem;
    font-weight: 800;
    padding: 0.15rem 0.45rem;
    border-radius: 999px;
    background: rgba(255,255,255,0.55);
    color: #475569;
}
#bookRoleplayTab .book-roleplay-role-card .ico {
    font-size: 2.2rem;
    line-height: 1;
    margin: 0.25rem 0 0.1rem;
    position: relative;
    z-index: 1;
}
#bookRoleplayTab .book-roleplay-role-card .name {
    font-family: "Fredoka", "Noto Sans SC", sans-serif;
    font-size: 1.28rem;
    position: relative;
    z-index: 1;
}
#bookRoleplayTab .book-roleplay-role-card .desc {
    font-size: 0.84rem;
    font-weight: 650;
    color: #475569;
    line-height: 1.35;
    position: relative;
    z-index: 1;
}
#bookRoleplayTab .book-roleplay-role-card.tone-book {
    background: linear-gradient(145deg, #FEF3C7 0%, #FDE68A 55%, #FCD34D 100%);
}
#bookRoleplayTab .book-roleplay-role-card.tone-chat {
    background: linear-gradient(145deg, #D1FAE5 0%, #A7F3D0 55%, #6EE7B7 100%);
}
#bookRoleplayTab .book-roleplay-role-card.tone-teach {
    background: linear-gradient(145deg, #DBEAFE 0%, #BFDBFE 55%, #93C5FD 100%);
}
#bookRoleplayTab .book-roleplay-role-card.tone-scene {
    background: linear-gradient(145deg, #FFEDD5 0%, #FED7AA 55%, #FDBA74 100%);
}
#bookRoleplayTab .book-roleplay-role-card:hover,
#bookRoleplayTab .book-roleplay-role-card.selected {
    transform: translateY(-4px) scale(1.015);
    box-shadow: 0 16px 34px rgba(15, 23, 42, 0.14);
}
#bookRoleplayTab .book-roleplay-status {
    font-size: 0.95rem;
    color: var(--brp-muted);
    margin-top: 0.65rem;
    font-weight: 700;
    min-height: 1.2em;
}
#bookRoleplayTab.roleplay-focus .brp-lobby { display: none !important; }
#bookRoleplayTab .brp-chat.hidden { display: none !important; }
#bookRoleplayTab .brp-chat-shell {
    background: rgba(255,255,255,0.88);
    border: 1px solid rgba(15,23,42,0.06);
    border-radius: 1.5rem;
    overflow: hidden;
    box-shadow: 0 18px 40px rgba(15, 23, 42, 0.1);
    backdrop-filter: blur(10px);
    animation: brpFadeUp 0.4s ease both;
}
#bookRoleplayTab .book-roleplay-chat-bar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    padding: 0.8rem 0.95rem;
    background: linear-gradient(120deg, rgba(52,211,153,.18), rgba(56,189,248,.14) 55%, rgba(251,191,36,.12));
    border-bottom: 1px solid rgba(15,23,42,0.05);
}
#bookRoleplayTab .brp-chat-actions { display: flex; gap: 0.4rem; flex-wrap: wrap; }
#bookRoleplayTab .brp-chat-voice-mini {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
    align-items: center;
    padding: 0.55rem 0.85rem;
    background: #F8FAFC;
    border-bottom: 1px solid #E2E8F0;
}
#bookRoleplayTab .brp-chat-voice-mini select { min-width: 7.5rem; flex: 1 1 7rem; }
#bookRoleplayTab .brp-mini-rate {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.82rem;
    font-weight: 800;
    color: #64748B;
    flex: 1 1 8rem;
}
#bookRoleplayTab .brp-mini-rate input { flex: 1; accent-color: #10B981; }
#bookRoleplayTab .book-roleplay-cast {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.4rem;
    padding: 0.55rem 0.85rem;
    background: #F8FAFC;
    border-bottom: 1px solid #E2E8F0;
}
#bookRoleplayTab .book-roleplay-cast.hidden { display: none !important; }
#bookRoleplayTab .book-roleplay-cast-label,
#bookRoleplayTab .book-roleplay-cast-hint {
    font-size: 0.9rem;
    font-weight: 700;
    color: #64748B;
}
#bookRoleplayTab .book-roleplay-cast-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    border: 2px solid #E2E8F0;
    background: #fff;
    border-radius: 999px;
    padding: 0.35rem 0.75rem;
    font-size: 0.95rem;
    font-weight: 800;
    color: #334155;
    cursor: pointer;
}
#bookRoleplayTab .book-roleplay-cast-chip.selected {
    border-color: #10B981;
    background: #ECFDF5;
    color: #065F46;
}
#bookRoleplayTab .book-roleplay-who {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.88rem;
    font-weight: 800;
    color: #0F766E;
    margin-bottom: 0.3rem;
}
#bookRoleplayTab .book-roleplay-av,
#bookRoleplayTab .cast-av {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.85rem;
    height: 1.85rem;
    border-radius: 50%;
    background: linear-gradient(145deg, #D1FAE5, #A7F3D0);
    font-size: 1.05rem;
    line-height: 1;
    flex-shrink: 0;
    box-shadow: 0 2px 8px rgba(16,185,129,0.2);
}
#bookRoleplayTab .book-roleplay-av.talking {
    animation: bookRoleplayTalkPulse 0.7s ease-in-out infinite;
    background: linear-gradient(145deg, #FDE68A, #FBBF24);
    box-shadow: 0 0 0 3px rgba(251, 191, 36, 0.35);
}
#bookRoleplayTab.ai-speaking .page-read-tutor-bubble.ai:last-of-type {
    box-shadow: 0 0 0 2px rgba(16, 185, 129, 0.28);
}
@keyframes bookRoleplayTalkPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.14); }
}
#bookRoleplayTab .book-roleplay-score {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
    margin-top: 0.45rem;
    padding-top: 0.4rem;
    border-top: 1px dashed #CBD5E1;
    font-size: 0.95rem;
}
#bookRoleplayTab .book-roleplay-score .sc { font-weight: 800; color: #B45309; }
#bookRoleplayTab .book-roleplay-score .heard { color: #475569; }
#bookRoleplayTab .book-roleplay-score .tip { color: #059669; font-weight: 700; }
#bookRoleplayTab .page-read-tutor-mic {
    width: 2.8rem !important;
    height: 2.8rem !important;
    border-radius: 50% !important;
    border: none !important;
    background: #ECFDF5 !important;
    font-size: 1.25rem !important;
    cursor: pointer;
}
#bookRoleplayTab .page-read-tutor-mic.listening {
    background: #FEE2E2 !important;
    box-shadow: 0 0 0 4px rgba(239, 68, 68, 0.28);
    animation: bookRoleplayMicPulse 1s ease-in-out infinite;
}
@keyframes bookRoleplayMicPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.08); }
}
#bookRoleplayTab .book-roleplay-now {
    flex: 1 1 auto;
    min-width: 8rem;
    font-family: "Fredoka", "Noto Sans SC", sans-serif;
    font-size: 1.15rem;
    font-weight: 700;
    color: #065F46;
}
#bookRoleplayTab .book-roleplay-msgs {
    min-height: 280px;
    max-height: min(48vh, 460px);
    padding: 0.95rem 1rem !important;
    gap: 0.85rem !important;
    background:
        linear-gradient(180deg, rgba(240,253,250,0.65), rgba(255,255,255,0.2) 40%, #fff);
}
#bookRoleplayTab #bookRoleplayChat .page-read-tutor-bubble {
    font-size: 1.18rem !important;
    line-height: 1.5 !important;
    padding: 0.85rem 1rem !important;
    border-radius: 1.1rem !important;
    border: none !important;
    box-shadow: 0 6px 16px rgba(15,23,42,0.06);
}
#bookRoleplayTab #bookRoleplayChat .page-read-tutor-bubble.ai {
    background: linear-gradient(160deg, #ECFDF5, #F0FDFA) !important;
}
#bookRoleplayTab #bookRoleplayChat .page-read-tutor-bubble.user {
    background: linear-gradient(160deg, #EFF6FF, #DBEAFE) !important;
}
#bookRoleplayTab #bookRoleplayChat .page-read-tutor-bubble.sys {
    font-size: 0.95rem !important;
    color: #64748B;
    background: transparent !important;
    box-shadow: none !important;
}
#bookRoleplayTab .book-roleplay-chips {
    padding: 0.55rem 0.85rem 0.2rem !important;
    gap: 0.45rem !important;
}
#bookRoleplayTab .book-roleplay-chips button {
    font-size: 0.95rem !important;
    padding: 0.5rem 0.8rem !important;
    font-weight: 800 !important;
    border-radius: 999px !important;
    border: 1.5px solid #A7F3D0 !important;
    background: #fff !important;
    color: #047857 !important;
}
#bookRoleplayTab .book-roleplay-input-row {
    padding: 0.65rem 0.85rem 0.55rem !important;
    gap: 0.5rem !important;
}
#bookRoleplayTab .book-roleplay-input-row input {
    font-size: 1.08rem !important;
    padding: 0.75rem 0.9rem !important;
    min-height: 2.8rem;
    border-radius: 1rem !important;
    border: 1.5px solid #CBD5E1 !important;
}
#bookRoleplayTab .brp-btn.send { min-height: 2.8rem; padding: 0 1.1rem; }
#bookRoleplayTab .brp-mic-hint {
    margin: 0;
    padding: 0 0.95rem 0.75rem;
    min-height: 1.2em;
    font-size: 0.88rem;
    font-weight: 700;
    color: #0F766E;
}
@media (max-width: 720px) {
    #bookRoleplayTab .book-roleplay-roles { grid-template-columns: 1fr 1fr; gap: 0.55rem; }
    #bookRoleplayTab .book-roleplay-role-card { min-height: 7.2rem; padding: 0.85rem 0.7rem; }
    #bookRoleplayTab .book-roleplay-role-card .name { font-size: 1.1rem; }
}
#pageReadTab .page-read-tutor-bubble.sys {
    align-self: center;
    background: transparent;
    border: none;
    color: #64748B;
    font-size: 0.85rem;
    text-align: center;
    max-width: 100%;
}
#pageReadTab .page-read-tutor-mic.listening {
    background: #FEE2E2;
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.25);
}
/* 点读中：收起课本列表 / 说明 / 历史 / 出题·角色扮演条，突出课本图；点「课本」可临时展开 */
#pageReadTab .page-read-lib-toggle {
    display: none;
}
#pageReadTab.pageread-focus .page-read-lib-toggle {
    display: inline-flex;
}
#pageReadTab.pageread-focus .page-read-collapsible {
    display: none !important;
}
#pageReadTab.pageread-focus #bookQuizBox {
    display: none !important;
}
#pageReadTab.pageread-focus.pageread-lib-open .page-read-books-head.page-read-lib-block {
    display: flex !important;
}
#pageReadTab.pageread-focus.pageread-lib-open .page-read-book-list.page-read-lib-block,
#pageReadTab.pageread-focus.pageread-lib-open .page-read-page-thumbs.page-read-lib-block {
    display: flex !important;
}
#pageReadTab.pageread-focus.pageread-lib-open p.page-read-lib-block {
    display: block !important;
}
#pageReadTab.pageread-focus #pageReadNav {
    margin-bottom: 0.35rem;
}
#pageReadTab .page-read-exit-immersive {
    display: none;
}
#pageReadTab .page-read-page-badge {
    pointer-events: auto;
    cursor: pointer;
    border: none;
    font: inherit;
}
#pageReadTab .page-read-page-badge:hover {
    background: rgba(15, 23, 42, 0.92);
}

/* 全屏点读：藏顶栏导航，课本尽量占满屏 */
body.pageread-immersive .home-header,
body.pageread-immersive #authAccountBar {
    display: none !important;
}
body.pageread-immersive #pageReadTab.tab-content.active {
    padding: 0 !important;
}
body.pageread-immersive #pageReadTab .page-read-panel {
    padding: 0 2px 8px !important;
    min-height: 100vh !important;
}
body.pageread-immersive #pageReadTab .page-read-viewer {
    min-height: calc(100vh - 72px) !important;
}
body.pageread-immersive #pageReadTab .page-read-stage {
    min-height: calc(100vh - 88px) !important;
    max-height: calc(100vh - 56px) !important;
    margin: 0 auto !important;
    padding: 4px !important;
}
body.pageread-immersive #pageReadTab #pageReadImage {
    max-width: calc((100vw - 72px) * var(--pr-zoom, 1)) !important;
    max-height: calc((100vh - 72px) * var(--pr-zoom, 1)) !important;
}
body.pageread-immersive #pageReadTab .page-read-exit-immersive {
    display: inline-flex;
    position: absolute;
    top: 12px;
    left: 12px;
    z-index: 22;
    border: none;
    border-radius: 999px;
    padding: 0.35rem 0.75rem;
    background: rgba(15, 23, 42, 0.78);
    color: #fff;
    font-size: 0.78rem;
    font-weight: 800;
    cursor: pointer;
    box-shadow: 0 2px 10px rgba(15, 23, 42, 0.25);
}
body.pageread-immersive #pageReadTab .page-read-page-badge {
    top: 48px;
}
body.pageread-immersive #pageReadTab #pageReadNav {
    position: sticky;
    top: 0;
    z-index: 30;
    margin: 0 0 4px;
}
/* 全屏且未展开课本列表时：藏掉导航条，只留课本；点「退出全屏」可回来 */
body.pageread-immersive #pageReadTab.pageread-focus:not(.pageread-lib-open) #pageReadNav {
    display: none !important;
}
body.pageread-immersive #pageReadTab.pageread-focus:not(.pageread-lib-open) .page-read-actions {
    position: sticky;
    bottom: 0;
    z-index: 28;
    background: rgba(255, 255, 255, 0.92);
    padding: 6px 4px;
    margin: 0;
    border-radius: 12px 12px 0 0;
    box-shadow: 0 -2px 12px rgba(15, 23, 42, 0.08);
}
#pageReadTab .page-read-stage {
    cursor: pointer;
}

/* ===== 设置：分组间距 ===== */
#settingsTab .settings-fold {
    margin-bottom: 0.75rem !important;
}
#settingsTab .settings-fold-body h4 {
    margin-top: 0.85rem;
}
#settingsTab .color-item,
#settingsTab .theme-pack-card,
#settingsTab .auth-avatar-btn {
    border: 1.5px solid color-mix(in srgb, var(--home-primary, var(--primary)) 14%, #E2E8F0) !important;
}

/* 已选词数已挪到标题旁，收起态不再重复粉条 */
#practiceWordPanel.collapsed .word-select-collapsed-bar,
#gameWordPanel.collapsed .word-select-collapsed-bar,
#reviewWordPanel.collapsed .word-select-collapsed-bar {
    display: none !important;
}

/* ===== 儿童单词入门学习：三区布局（仅在 active 时显示，避免盖住其他页） ===== */
#learnTab.learn-stage-layout {
    flex-direction: column !important;
    min-height: 0 !important;
    height: auto !important;
    max-height: none !important;
    gap: 0.35rem !important;
    overflow: visible !important; /* 勿裁切 fixed 底栏按钮 */
}
#learnTab.tab-content:not(.active) {
    display: none !important;
}
#learnTab.tab-content.active.learn-stage-layout {
    display: flex !important;
}
#learnTab .learn-title-bar,
#gameTab .game-title-bar {
    position: relative !important;
    z-index: 120 !important;
    pointer-events: auto !important;
    overflow: visible !important;
    margin-bottom: 0.35rem !important;
}
#gameTab .game-title-bar {
    display: flex !important;
    flex-wrap: wrap !important;
    align-items: center !important;
    gap: 0.45rem 0.7rem !important;
}
#gameTab .game-lobby-toolbar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.4rem 0.65rem;
    position: relative;
    z-index: 122;
    pointer-events: auto !important;
}
#gameTab .game-lobby-field {
    display: inline-flex;
    align-items: center;
    gap: 0.28rem;
    font-weight: 800;
    color: #334155;
    margin: 0;
    font-size: 0.92rem;
    pointer-events: auto !important;
}
#gameTab .game-lobby-field input[type="number"],
#gameTab .game-lobby-field select {
    min-height: 2.15rem;
    padding: 0.25rem 0.5rem;
    border-radius: 0.65rem;
    border: 1.5px solid #CBD5E1;
    font-size: 0.92rem;
    font-weight: 700;
    background: #fff;
    color: #0f172a;
    pointer-events: auto !important;
}
#gameTab #gameTimeInput {
    width: 4.2rem;
}
#gameTab .game-lobby-field select {
    min-width: 8.5rem;
    max-width: 11rem;
}
#gameTab .game-lobby {
    position: relative;
    z-index: 20;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    padding: 0.15rem 0 1.25rem;
    pointer-events: auto !important;
}
#gameTab .game-lobby.hidden {
    display: none !important;
}
#gameTab .game-lobby-hint {
    margin: 0;
    font-size: clamp(0.92rem, 2.2vw, 1.1rem);
    font-weight: 700;
    color: #475569;
}
#gameTab .game-lobby .game-tag-toolbar,
#gameTab .game-lobby-tags {
    position: relative !important;
    z-index: 30 !important;
    margin: 0 !important;
    pointer-events: auto !important;
}
#gameTab .game-lobby-tags .mode-tag-wrap .mode-tag {
    touch-action: manipulation !important;
    cursor: pointer !important;
    pointer-events: auto !important;
}
#gameTab .game-lobby-ready {
    position: relative;
    z-index: 12;
    display: flex;
    justify-content: center;
    padding: 0.35rem 0 0.5rem;
}
#gameTab #gamePlayArea {
    position: relative;
    z-index: 5;
}
#gameTab #gamePlayArea.hidden {
    display: none !important;
    visibility: hidden !important;
    pointer-events: none !important;
}
#gameTab .game-play-topbar {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.65rem;
    flex-wrap: wrap;
}
#gameTab .game-play-now {
    font-size: clamp(0.95rem, 2.2vw, 1.15rem);
    font-weight: 800;
    color: #0f172a;
}
#learnTab .learn-setup-chip,
#gameTab .learn-setup-chip {
    position: relative !important;
    z-index: 121 !important;
    pointer-events: auto !important;
    cursor: pointer !important;
}
#learnTab .learn-word-panel-compact,
#gameTab .learn-word-panel-compact {
    position: absolute !important;
    top: calc(100% + 6px) !important;
    left: 0 !important;
    right: 0 !important;
    width: 100% !important;
    max-width: min(920px, 100%) !important;
    margin: 0 !important;
    z-index: 130 !important;
    pointer-events: auto !important;
    /* 面板本身不裁切，避免原生 select 下拉被 overflow 挡住无法选择 */
    overflow: visible !important;
    max-height: none !important;
    background: rgba(255, 255, 255, 0.98) !important;
    border: 1.5px solid color-mix(in srgb, var(--home-primary, var(--primary)) 18%, #E2E8F0) !important;
    border-radius: 1rem !important;
    box-shadow: 0 16px 40px rgba(15, 23, 42, 0.16) !important;
}
#learnTab .learn-word-panel-compact.collapsed,
#gameTab .learn-word-panel-compact.collapsed {
    display: none !important;
}
#learnTab .learn-word-panel-compact:not(.collapsed),
#gameTab .learn-word-panel-compact:not(.collapsed) {
    display: block !important;
    padding: 0.75rem 0.9rem 0.95rem !important;
}
#learnTab .learn-word-body,
#gameTab .learn-word-body {
    display: block !important;
    padding: 0 !important;
    pointer-events: auto !important;
}
#learnTab .learn-word-panel-compact .filter-select,
#gameTab .learn-word-panel-compact .filter-select {
    position: relative !important;
    z-index: 2 !important;
    min-width: 10rem !important;
    color: #334155 !important;
    background: #fff !important;
    -webkit-text-fill-color: #334155 !important;
    opacity: 1 !important;
    pointer-events: auto !important;
}
#learnTab #learnWordSelect,
#gameTab #gameWordSelect {
    max-height: min(36vh, 260px) !important;
    overflow-y: auto !important;
}
#learnTab .learn-hero,
#learnTab .learn-lesson-hero {
    position: relative !important;
    z-index: 1 !important;
}
#learnTab .learn-panel-start-row,
#gameTab .learn-panel-start-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.55rem 0.85rem;
    margin-bottom: 0.75rem;
}
#learnTab .learn-panel-tip,
#gameTab .learn-panel-tip {
    font-size: 0.82rem;
    color: #94A3B8;
    font-weight: 600;
}

/* Ready 开始按钮（学习 + 游戏共用） */
#learnTab .learn-ready-btn,
#gameTab .learn-ready-btn {
    display: inline-flex !important;
    flex-direction: column !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 0.35rem !important;
    min-width: min(86%, 420px);
    min-height: clamp(7rem, 22vh, 11rem);
    padding: 1.2rem 1.6rem !important;
    border: none !important;
    border-radius: 1.5rem !important;
    cursor: pointer !important;
    background:
        radial-gradient(circle at 30% 20%, rgba(255,255,255,0.55) 0%, transparent 45%),
        linear-gradient(145deg, #FB923C 0%, #EC4899 42%, #8B5CF6 78%, #0EA5E9 100%) !important;
    box-shadow:
        0 14px 32px rgba(236, 72, 153, 0.28),
        inset 0 1px 0 rgba(255,255,255,0.35) !important;
    transition: transform 0.18s ease, box-shadow 0.18s ease;
}
#learnTab .learn-ready-btn:hover,
#gameTab .learn-ready-btn:hover {
    transform: scale(1.03);
    box-shadow: 0 18px 40px rgba(139, 92, 246, 0.32) !important;
}
#learnTab .learn-ready-btn:active,
#gameTab .learn-ready-btn:active { transform: scale(0.98); }
#learnTab .learn-ready-main,
#gameTab .learn-ready-main {
    font-family: "Fredoka", "Noto Sans SC", sans-serif !important;
    font-size: clamp(2.4rem, 8vw, 4.2rem) !important;
    font-weight: 800 !important;
    color: #fff !important;
    line-height: 1.1 !important;
    text-shadow: 0 3px 10px rgba(15, 23, 42, 0.2);
}
#learnTab .learn-ready-sub,
#gameTab .learn-ready-sub {
    font-size: clamp(0.95rem, 2.4vw, 1.15rem) !important;
    font-weight: 700 !important;
    color: rgba(255,255,255,0.92) !important;
}
#learnTab .learn-ready-btn.hidden,
#gameTab .learn-ready-btn.hidden { display: none !important; }
/* Ready 居中：空闲态把大按钮摆在学习区正中 */
#learnTab .learn-hero:has(#learnReadyBtn:not(.hidden)) {
    justify-content: center !important;
    align-items: center !important;
}
#learnTab .learn-hero:has(#learnReadyBtn:not(.hidden)) > #letterFlyStage.hidden + #learnReadyBtn,
#learnTab #learnReadyBtn:not(.hidden) {
    align-self: center !important;
    margin: 0 auto !important;
}
#gameTab .game-start-actions {
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 0.75rem !important;
    margin: 1rem 0 1.25rem !important;
}
#gameTab .defense-actions.game-start-actions {
    flex-direction: column !important;
}

/* 儿童学习课：三栏铺满可用高度（与拼写页同高） */
#learnTab .learn-hero {
    flex: 1 1 auto !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: stretch !important;
    justify-content: flex-start !important;
    width: 100% !important;
    height: calc(100dvh - 9rem) !important;
    min-height: calc(100dvh - 9rem) !important;
    max-height: calc(100dvh - 9rem) !important;
    margin: 0 auto !important;
    padding: 0.25rem 0.35rem 0.35rem !important;
    gap: 0.25rem !important;
    border-radius: 1.6rem !important;
    overflow: hidden !important;
    box-sizing: border-box !important;
    background:
        radial-gradient(circle at 12% 8%, #F3E8FF 0%, transparent 36%),
        radial-gradient(circle at 92% 12%, #FCE7F3 0%, transparent 32%),
        linear-gradient(180deg, #FBFAFF 0%, #FFF8F1 100%) !important;
    border: none !important;
    box-shadow: none !important;
    text-align: center;
}
#learnTab .learn-lesson {
    position: relative;
    width: 100%;
    max-width: none;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 0.2rem;
    padding: 0 0.15rem 4.2rem;
    box-sizing: border-box;
    overflow: hidden;
    flex: 1 1 auto;
    min-height: 0;
}
#learnTab .learn-lesson.hidden { display: none !important; }
#learnTab .learn-bottom-nav {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0.55rem;
    z-index: 320;
    display: flex;
    justify-content: space-between;
    align-items: center;
    pointer-events: none;
    padding: 0 0.85rem;
    box-sizing: border-box;
    gap: 0.45rem;
}
#learnTab .learn-bottom-nav.hidden { display: none !important; }
#learnTab .learn-bottom-nav.is-spell-nav {
    justify-content: space-between;
}
#learnTab .learn-corner-btn {
    pointer-events: auto;
    min-width: 6.2rem;
    max-width: 38vw;
    height: 2.65rem;
    border-radius: 999px;
    border: 1.5px solid #E9D5FF;
    background: rgba(255,255,255,0.98);
    color: #7C3AED;
    font-size: 0.88rem;
    font-weight: 800;
    cursor: pointer;
    box-shadow: 0 8px 22px rgba(139, 92, 246, 0.22);
    position: relative;
    z-index: 201;
    flex: 0 1 auto;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    padding: 0 0.7rem;
}
body.compact-ui #learnTab .learn-corner-btn {
    min-width: 5.2rem;
    font-size: 0.8rem;
    padding: 0 0.55rem;
}
#learnTab .learn-corner-btn:disabled {
    opacity: 0.35;
    cursor: default;
}
#learnTab .learn-corner-check,
#learnTab #learnCheckSpellBtn.learn-corner-check {
    pointer-events: auto !important;
    position: relative;
    z-index: 220 !important;
    min-width: min(40vw, 10.5rem);
    height: 2.65rem;
    margin: 0 auto;
    padding: 0 1.1rem !important;
    font-size: 1rem !important;
    font-weight: 800 !important;
    border-radius: 999px !important;
    border: none !important;
    background: linear-gradient(145deg, #F87171, #EF4444) !important;
    color: #fff !important;
    box-shadow: 0 8px 20px rgba(239, 68, 68, 0.28) !important;
    flex: 0 0 auto;
    align-items: center;
    justify-content: center;
}
#learnTab .learn-bottom-nav.is-spell-nav #learnCheckSpellBtn.learn-corner-check:not(.hidden) {
    display: inline-flex !important;
}
#learnTab #learnCheckSpellBtn.learn-corner-check.hidden {
    display: none !important;
}
/* 平板/手机拼写：隐藏自带模拟键盘，改用系统键盘 */
body.learn-spell-system-kb #learnTab #learnSoftKeyboard,
body.compact-ui #learnTab #learnSoftKeyboard.hidden {
    display: none !important;
}
body.learn-spell-system-kb #learnTab #inputContainer .learn-spell-input {
    min-height: 3rem !important;
    font-size: clamp(1.25rem, 3.5vw, 1.7rem) !important;
    caret-color: #7C3AED;
}
#learnTab .learn-stage-top {
    display: flex;
    flex-direction: row;
    align-items: stretch; /* 三栏等高顶格 */
    gap: 0.45rem;
    width: 100%;
    box-sizing: border-box;
    flex: 1 1 auto;
    min-height: 0;
    overflow: hidden;
}
#learnTab .learn-teacher-col {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.3rem;
    flex: 0 0 auto;
    width: clamp(150px, 18vw, 210px);
    max-height: none;
    height: auto;
    align-self: stretch;
    text-align: center;
}
#learnTab .learn-ai-teacher {
    position: relative;
    flex: 0 0 auto;
    width: 66.666%;
    aspect-ratio: 1;
    height: auto;
    border-radius: 1.1rem;
    overflow: hidden;
    background: #F7D2B6;
}
#learnTab .learn-ai-teacher-photo {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center 8%;
    transform: none !important;
    animation: none !important;
}
/* 只做眨眼：贴合照片眼睛（头略倾，左眼略高） */
#learnTab .learn-ai-lid {
    position: absolute;
    width: 13%;
    height: 5.5%;
    border-radius: 50%;
    background: #E8B089;
    opacity: 0;
    pointer-events: none;
    transform-origin: center top;
    animation: learn-ai-lid-blink 3.4s ease-in-out infinite;
}
#learnTab .learn-ai-lid-l {
    left: 33.5%;
    top: 38.6%;
}
#learnTab .learn-ai-lid-r {
    left: 54.8%;
    top: 38.2%;
    right: auto;
    animation-delay: 0.08s;
}
@keyframes learn-ai-lid-blink {
    0%, 88%, 100% { opacity: 0; transform: scaleY(0.08); }
    91%, 93% { opacity: 0.95; transform: scaleY(1); }
}
#learnTab .learn-ai-mouth { display: none !important; }
#learnTab .learn-ai-teacher.talking .learn-ai-teacher-photo {
    animation: none !important;
    transform: none !important;
}
#learnTab .learn-teacher-bubble {
    width: 100%;
    aspect-ratio: auto;
    flex: 1 1 auto;
    max-width: none;
    min-height: 5.5rem;
    max-height: none;
    padding: 0.55rem 0.6rem;
    border-radius: 1.1rem;
    background: #fff;
    border: 2px solid #DDD6FE;
    color: #5B21B6;
    font-weight: 700;
    font-size: clamp(0.88rem, 2vw, 1.1rem);
    line-height: 1.3;
    text-align: center;
    box-sizing: border-box;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: auto;
    align-self: stretch;
}
#learnTab .learn-teacher-bubble.excited { color: #BE185D; }

/* 本词控制框：跟读 / 语速 / 上一步下一步 */
#learnTab .learn-control-panel {
    flex: 0 0 auto;
    width: clamp(118px, 14vw, 148px);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    gap: 0.45rem;
    padding: 0.55rem 0.45rem 0.65rem;
    border-radius: 1.2rem;
    background: rgba(255, 255, 255, 0.95);
    border: 2px solid #C4B5FD;
    box-shadow: 0 8px 20px rgba(139, 92, 246, 0.12);
    box-sizing: border-box;
    min-height: 0;
    align-self: stretch;
    overflow: auto;
}
#learnTab .learn-control-title {
    font-size: 0.78rem;
    font-weight: 800;
    color: #A78BFA;
    letter-spacing: 0.06em;
}
#learnTab .learn-step-label {
    font-size: 0.95rem;
    font-weight: 800;
    color: #5B21B6;
    margin-bottom: 0.1rem;
}
#learnTab .learn-step-btn {
    width: 100%;
    min-height: 2.2rem;
    border: 1.5px solid #DDD6FE;
    border-radius: 999px;
    background: #F5F3FF;
    color: #6D28D9;
    font-size: 0.88rem;
    font-weight: 800;
    cursor: pointer;
}
#learnTab .learn-step-btn:disabled {
    opacity: 0.4;
    cursor: default;
}
#learnTab .learn-step-btn-next {
    background: linear-gradient(135deg, #A78BFA, #7C3AED);
    border-color: transparent;
    color: #fff;
}
#learnTab .learn-panel-mic.mic-btn {
    width: 3.8rem !important;
    height: 3.8rem !important;
    min-width: 3.8rem !important;
    border-radius: 50% !important;
    display: inline-flex !important;
    flex-direction: column !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 0.05rem !important;
    font-size: 1.35rem !important;
    line-height: 1 !important;
    padding: 0 !important;
    margin: 0.15rem 0 !important;
    box-shadow: 0 8px 20px rgba(37, 99, 235, 0.32) !important;
}
#learnTab .learn-panel-mic-label {
    font-size: 0.68rem;
    font-weight: 800;
}
#learnTab .learn-control-panel .learn-rate-wrap {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.15rem;
    width: 100%;
    padding: 0.35rem 0.4rem;
    border-radius: 0.85rem;
    background: #F8FAFC;
    border: 1px solid #E9D5FF;
    font-size: 0.72rem;
    font-weight: 700;
    color: #7C3AED;
    box-sizing: border-box;
}
#learnTab .learn-control-panel .learn-rate-slider {
    width: 100%;
    accent-color: #7C3AED;
    cursor: pointer;
}
#learnTab .learn-control-panel .learn-read-count-wrap {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    gap: 0.25rem;
    padding: 0.4rem 0.55rem;
    border-radius: 0.85rem;
    background: #F8FAFC;
    border: 1px solid #E9D5FF;
    font-size: 0.72rem;
    font-weight: 700;
    color: #7C3AED;
    box-sizing: border-box;
    white-space: nowrap;
    position: relative;
    z-index: 8;
    pointer-events: auto;
    touch-action: manipulation;
}
#learnTab .learn-control-panel .learn-read-count-input {
    width: 3.2rem;
    min-width: 3.2rem;
    min-height: 2.1rem;
    padding: 0.25rem 0.2rem;
    border: 1px solid #DDD6FE;
    border-radius: 0.45rem;
    text-align: center;
    font-size: 0.95rem;
    font-weight: 800;
    color: #6D28D9;
    background: #fff;
    accent-color: #7C3AED;
    pointer-events: auto;
    touch-action: manipulation;
    -webkit-appearance: menulist;
    appearance: menulist;
}

#learnTab .learn-stage-top .learn-word-main,
#learnTab .learn-stage-top #learnStageBox {
    flex: 1 1 auto;
    width: auto;
    min-width: 0;
    min-height: 0;
    max-height: 100%;
    align-self: stretch;
    justify-content: flex-start;
    padding: 0.45rem 0.65rem 0.5rem;
    overflow: hidden;
}
#learnTab .learn-word-main,
#learnTab #learnStageBox {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.35rem;
    padding: 0.45rem 0.65rem 0.5rem;
    background: rgba(255, 255, 255, 0.95) !important;
    border: 2px solid #DDD6FE !important;
    border-radius: 1.25rem !important;
    box-shadow: 0 8px 22px rgba(139, 92, 246, 0.1) !important;
    width: 100%;
    max-width: none;
    min-height: 0;
    flex: 1 1 auto;
    justify-content: flex-start;
    overflow: auto !important;
    margin-top: 0;
    box-sizing: border-box;
}
#learnTab .learn-word-core {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    gap: 0.35rem;
    width: 100%;
    flex: 1 1 auto;
    min-height: 0;
    overflow: visible;
}
/* 拼写步：上方提示收紧，把高度留给键盘 */
#learnTab #learnStageBox:has(#inputContainer:not(.hidden)) .learn-word-core,
#learnTab #learnStageBox:has(#optionsContainer:not(.hidden)) .learn-word-core {
    flex: 0 0 auto;
}

/* ===== 平板/1280窗：配图靠一侧 + 控制条缩小 + 软键盘收紧 ===== */
@media (max-width: 1400px) {
    #learnTab .learn-control-panel {
        width: clamp(92px, 11.5vw, 118px);
        gap: 0.28rem;
        padding: 0.4rem 0.28rem 0.45rem;
        justify-content: flex-start;
    }
    #learnTab .learn-control-title {
        font-size: 0.62rem;
        letter-spacing: 0.04em;
    }
    #learnTab .learn-step-label {
        font-size: 0.78rem;
        margin-bottom: 0;
    }
    #learnTab .learn-step-btn {
        min-height: 1.7rem;
        font-size: 0.7rem;
        padding: 0.12rem 0.25rem;
        line-height: 1.15;
    }
    #learnTab .learn-panel-mic.mic-btn {
        width: 2.75rem !important;
        height: 2.75rem !important;
        min-width: 2.75rem !important;
        font-size: 1.05rem !important;
        margin: 0.05rem 0 !important;
        box-shadow: 0 4px 12px rgba(37, 99, 235, 0.28) !important;
    }
    #learnTab .learn-panel-mic-label {
        font-size: 0.52rem;
    }
    #learnTab .learn-control-panel .learn-rate-wrap {
        gap: 0.08rem;
        padding: 0.22rem 0.28rem;
        font-size: 0.62rem;
    }
    #learnTab .learn-control-panel .learn-rate-slider {
        height: 1rem;
    }
    #learnTab .learn-control-panel .learn-read-count-wrap {
        gap: 0.15rem;
        padding: 0.22rem 0.3rem;
        font-size: 0.62rem;
        min-height: 0;
    }
    #learnTab .learn-control-panel .learn-read-count-input {
        width: 2.6rem;
        min-width: 2.6rem;
        min-height: 1.65rem;
        padding: 0.1rem 0.1rem;
        font-size: 0.78rem;
    }

    /* 有配图：图靠左边，学习内容仍居中 */
    #learnTab .learn-word-core:has(#learnWordPic:not(.hidden)) {
        display: flex !important;
        flex-direction: column !important;
        align-items: center !important;
        justify-content: center !important;
        text-align: center !important;
        position: relative;
        padding-left: 4.6rem;
        padding-right: 4.6rem;
        box-sizing: border-box;
    }
    #learnTab .learn-word-core:has(#learnWordPic:not(.hidden)) #learnWordPic {
        position: absolute;
        left: 0.15rem;
        top: 50%;
        transform: translateY(-50%);
        width: 4rem;
        height: 4rem;
        min-width: 4rem;
        min-height: 4rem;
        margin: 0;
        z-index: 2;
    }
    #learnTab .learn-word-core:has(#learnWordPic:not(.hidden)) .learn-pic-emoji {
        font-size: 2.4rem;
    }
    #learnTab .learn-word-core:has(#learnWordPic:not(.hidden)) #wordDisplay,
    #learnTab .learn-word-core:has(#learnWordPic:not(.hidden)) #learnWordIpa,
    #learnTab .learn-word-core:has(#learnWordPic:not(.hidden)) #learnWordCn,
    #learnTab .learn-word-core:has(#learnWordPic:not(.hidden)) #learnSyllables,
    #learnTab .learn-word-core:has(#learnWordPic:not(.hidden)) #learnMnemonicVideo,
    #learnTab .learn-word-core:has(#learnWordPic:not(.hidden)) #resultMsg {
        text-align: center !important;
        margin-left: auto !important;
        margin-right: auto !important;
        width: auto !important;
        max-width: 100% !important;
    }
    #learnTab .learn-word-core:has(#learnWordPic:not(.hidden)) #wordDisplay.learn-hero-word {
        font-size: clamp(1.55rem, 4vw, 2.4rem) !important;
        white-space: normal !important;
    }
    #learnTab .learn-word-core:has(#learnWordPic:not(.hidden)) #learnSyllables {
        justify-content: center;
    }
    #learnTab .learn-hero-word,
    #learnTab #wordDisplay.learn-hero-word {
        font-size: clamp(1.7rem, 4.5vw, 2.8rem) !important;
    }

    /* 拼写步：内容区必须占满，配图靠边但不挤扁白框 */
    #learnTab #learnStageBox:has(#inputContainer:not(.hidden)) {
        min-width: min(100%, 18rem) !important;
        flex: 1 1 auto !important;
    }
    #learnTab #learnStageBox:has(#inputContainer:not(.hidden)) .learn-word-core:has(#learnWordPic:not(.hidden)) {
        padding-left: 3.6rem;
        padding-right: 0.4rem;
    }
    #learnTab #learnStageBox:has(#inputContainer:not(.hidden)) #learnWordPic:not(.hidden) {
        width: 3rem;
        height: 3rem;
        min-width: 3rem;
        min-height: 3rem;
    }
    #learnTab #learnStageBox:has(#inputContainer:not(.hidden)) .learn-pic-emoji {
        font-size: 1.75rem;
    }
    #learnTab #learnStageBox:has(#inputContainer:not(.hidden)) .learn-hero-word,
    #learnTab #learnStageBox:has(#inputContainer:not(.hidden)) #wordDisplay {
        font-size: clamp(1.2rem, 3.2vw, 1.7rem) !important;
    }
    #learnTab #inputContainer.learn-spell-box:not(.hidden),
    #learnTab #inputContainer:not(.hidden) {
        gap: 0.18rem !important;
        overflow: auto !important;
        width: 100% !important;
        min-width: 0 !important;
        display: flex !important;
        flex-direction: column !important;
    }
    #learnTab #inputContainer .learn-spell-input,
    #learnTab #inputContainer .spell-input {
        min-height: 2rem !important;
        padding: 0.28rem 0.5rem !important;
        font-size: clamp(1rem, 2.6vw, 1.25rem) !important;
        position: relative;
        z-index: 3;
    }
    #learnTab .learn-soft-kb {
        flex: 0 1 auto;
        gap: 0.16rem;
        padding: 0.22rem 0.18rem;
        justify-content: flex-start;
    }
    #learnTab .learn-soft-kb-row {
        gap: 0.18rem;
    }
    #learnTab .learn-soft-key {
        aspect-ratio: 2.55 / 1;
        min-height: 1.35rem;
        max-height: 1.75rem;
        font-size: clamp(0.78rem, 1.8vw, 0.95rem);
        border-radius: 0.4rem;
    }
    #learnTab .learn-soft-key.is-action {
        min-height: 1.55rem;
        font-size: clamp(0.72rem, 1.7vw, 0.9rem);
    }
    #learnTab .learn-spell-check,
    #learnTab #learnCheckSpellBtn {
        min-height: 1.9rem !important;
        padding: 0.3rem 0.85rem !important;
        font-size: 0.9rem !important;
    }
}

/* JS 打上 compact-ui：触屏/平板即使 CSS 宽度偏大也套用紧凑布局 */
body.compact-ui #learnTab .learn-control-panel {
    width: clamp(92px, 11.5vw, 118px) !important;
    gap: 0.28rem !important;
    padding: 0.4rem 0.28rem 0.45rem !important;
}
body.compact-ui #learnTab .learn-control-title { font-size: 0.62rem !important; }
body.compact-ui #learnTab .learn-step-label { font-size: 0.78rem !important; }
body.compact-ui #learnTab .learn-step-btn {
    min-height: 1.7rem !important;
    font-size: 0.7rem !important;
    padding: 0.12rem 0.25rem !important;
}
body.compact-ui #learnTab .learn-panel-mic.mic-btn {
    width: 2.75rem !important;
    height: 2.75rem !important;
    min-width: 2.75rem !important;
    font-size: 1.05rem !important;
}
body.compact-ui #learnTab .learn-panel-mic-label { font-size: 0.52rem !important; }
body.compact-ui #learnTab .learn-control-panel .learn-rate-wrap {
    padding: 0.22rem 0.28rem !important;
    font-size: 0.62rem !important;
}
body.compact-ui #learnTab .learn-control-panel .learn-read-count-wrap {
    padding: 0.22rem 0.3rem !important;
    font-size: 0.62rem !important;
}
body.compact-ui #learnTab .learn-control-panel .learn-read-count-input {
    width: 2.6rem !important;
    min-width: 2.6rem !important;
    min-height: 1.65rem !important;
    font-size: 0.78rem !important;
}
body.compact-ui #learnTab .learn-word-core:has(#learnWordPic:not(.hidden)) {
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    justify-content: center !important;
    text-align: center !important;
    position: relative !important;
    padding-left: 4.6rem !important;
    padding-right: 4.6rem !important;
    box-sizing: border-box !important;
}
body.compact-ui #learnTab .learn-word-core:has(#learnWordPic:not(.hidden)) #learnWordPic {
    position: absolute !important;
    left: 0.15rem !important;
    top: 50% !important;
    transform: translateY(-50%) !important;
    width: 4rem !important;
    height: 4rem !important;
    min-width: 4rem !important;
    min-height: 4rem !important;
    margin: 0 !important;
    z-index: 2 !important;
}
body.compact-ui #learnTab .learn-word-core:has(#learnWordPic:not(.hidden)) .learn-pic-emoji {
    font-size: 2.4rem !important;
}
body.compact-ui #learnTab .learn-word-core:has(#learnWordPic:not(.hidden)) #wordDisplay,
body.compact-ui #learnTab .learn-word-core:has(#learnWordPic:not(.hidden)) #learnWordIpa,
body.compact-ui #learnTab .learn-word-core:has(#learnWordPic:not(.hidden)) #learnWordCn,
body.compact-ui #learnTab .learn-word-core:has(#learnWordPic:not(.hidden)) #learnSyllables,
body.compact-ui #learnTab .learn-word-core:has(#learnWordPic:not(.hidden)) #resultMsg {
    text-align: center !important;
    margin-left: auto !important;
    margin-right: auto !important;
    width: auto !important;
}
body.compact-ui #learnTab .learn-word-core:has(#learnWordPic:not(.hidden)) #wordDisplay.learn-hero-word {
    font-size: clamp(1.55rem, 4vw, 2.4rem) !important;
    white-space: normal !important;
}
body.compact-ui #learnTab #learnStageBox:has(#inputContainer:not(.hidden)) #learnWordPic:not(.hidden) {
    width: 3rem !important;
    height: 3rem !important;
    min-width: 3rem !important;
    min-height: 3rem !important;
}
body.compact-ui #learnTab .learn-soft-kb {
    flex: 0 1 auto !important;
    gap: 0.16rem !important;
    padding: 0.22rem 0.18rem !important;
}
body.compact-ui #learnTab .learn-soft-key {
    aspect-ratio: 2.55 / 1 !important;
    min-height: 1.35rem !important;
    max-height: 1.75rem !important;
    font-size: clamp(0.78rem, 1.8vw, 0.95rem) !important;
}
body.compact-ui #learnTab .learn-soft-key.is-action {
    min-height: 1.55rem !important;
    font-size: clamp(0.72rem, 1.7vw, 0.9rem) !important;
}
body.compact-ui #learnTab #inputContainer .learn-spell-input,
body.compact-ui #learnTab #inputContainer .spell-input {
    min-height: 2rem !important;
    font-size: clamp(1rem, 2.6vw, 1.25rem) !important;
}

/* ===== 手机：控制条横排、更小字号 ===== */
@media (max-width: 720px) {
    #learnTab .learn-stage-top {
        flex-direction: column;
        align-items: stretch;
        overflow: auto;
        gap: 0.35rem;
    }
    #learnTab .learn-teacher-col {
        width: 100%;
        max-width: none;
        align-self: stretch;
        max-height: none;
        flex-direction: row;
        gap: 0.4rem;
    }
    #learnTab .learn-ai-teacher { width: 3.8rem; flex: 0 0 auto; }
    #learnTab .learn-teacher-bubble {
        aspect-ratio: auto;
        min-height: 3.6rem;
        max-height: 5.5rem;
        flex: 1 1 auto;
        font-size: 0.82rem;
        padding: 0.4rem 0.5rem;
    }
    #learnTab .learn-control-panel {
        width: 100%;
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
        align-items: center;
        gap: 0.3rem 0.35rem;
        padding: 0.4rem 0.35rem;
        overflow: visible;
        position: relative;
        z-index: 6;
        pointer-events: auto;
    }
    #learnTab .learn-control-title {
        width: 100%;
        text-align: center;
        font-size: 0.6rem;
        margin: 0;
    }
    #learnTab .learn-step-label {
        font-size: 0.72rem;
        margin: 0 0.15rem 0 0;
    }
    #learnTab .learn-step-btn {
        width: auto;
        min-width: 0;
        min-height: 1.7rem;
        padding: 0.2rem 0.55rem;
        font-size: 0.68rem;
    }
    #learnTab .learn-panel-mic.mic-btn {
        width: 2.55rem !important;
        height: 2.55rem !important;
        min-width: 2.55rem !important;
        font-size: 0.95rem !important;
        margin: 0 !important;
    }
    #learnTab .learn-panel-mic-label { font-size: 0.48rem; }
    #learnTab .learn-control-panel .learn-rate-wrap {
        width: auto;
        flex-direction: row;
        gap: 0.25rem;
        padding: 0.2rem 0.4rem;
        font-size: 0.62rem;
    }
    #learnTab .learn-control-panel .learn-rate-slider {
        width: 4.5rem;
    }
    #learnTab .learn-control-panel .learn-read-count-wrap {
        width: auto;
        min-height: 1.7rem;
        padding: 0.18rem 0.4rem;
        font-size: 0.62rem;
    }
    #learnTab .learn-control-panel .learn-read-count-input {
        width: 2.5rem;
        min-width: 2.5rem;
        min-height: 1.55rem;
        font-size: 0.75rem;
    }
    #learnTab .learn-word-core:has(#learnWordPic:not(.hidden)) {
        padding-left: 3.8rem;
        padding-right: 3.8rem;
    }
    #learnTab .learn-word-core:has(#learnWordPic:not(.hidden)) #learnWordPic {
        width: 3.4rem;
        height: 3.4rem;
        min-width: 3.4rem;
        min-height: 3.4rem;
    }
    #learnTab .learn-word-core:has(#learnWordPic:not(.hidden)) .learn-pic-emoji {
        font-size: 2rem;
    }
    #learnTab .learn-spell-actions-out {
        margin-top: 0.35rem;
    }
    #learnTab #learnCheckSpellBtn {
        min-height: 2.1rem !important;
        font-size: 0.95rem !important;
    }
    #learnTab .learn-soft-key {
        min-height: 1.25rem;
        max-height: 1.55rem;
        font-size: 0.78rem;
    }
    #learnTab .learn-soft-key.is-action {
        min-height: 1.4rem;
        font-size: 0.7rem;
    }
    #learnTab .learn-hero {
        max-height: none !important;
        overflow: auto !important;
    }
}
#learnTab .learn-resize-handle { display: none !important; }
#learnTab .learn-book-unit-bar {
    position: absolute;
    top: 0.45rem;
    right: 0.55rem;
    z-index: 3;
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    align-items: center;
    gap: 0.35rem;
    margin: 0;
    max-width: calc(100% - 1.1rem);
    pointer-events: none;
}
#learnTab .learn-book-unit-bar.hidden { display: none !important; }
#learnTab .learn-book-chip,
#learnTab .learn-unit-chip {
    display: inline-flex;
    align-items: center;
    max-width: 100%;
    padding: 0.22rem 0.58rem;
    border-radius: 999px;
    font-family: "Fredoka", "Segoe UI", sans-serif;
    font-size: 0.82rem;
    font-weight: 700;
    line-height: 1.2;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    pointer-events: auto;
}
#learnTab .learn-book-chip {
    color: #0369A1;
    background: #E0F2FE;
    border: 1px solid #BAE6FD;
}
#learnTab .learn-unit-chip {
    color: #15803D;
    background: #F0FDF4;
    border: 1px solid #BBF7D0;
}
#learnTab .learn-word-pic {
    width: 6.4rem;
    height: 6.4rem;
    min-width: 5rem;
    min-height: 5rem;
    margin: 0.15rem auto 0.35rem;
    display: flex !important;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
    flex-shrink: 0;
    border-radius: 1.35rem;
    background: linear-gradient(160deg, #FFF7ED 0%, #FFEDD5 55%, #FED7AA 100%);
    border: 2px solid rgba(251, 146, 60, 0.35);
    box-shadow: 0 6px 16px rgba(251, 146, 60, 0.18);
    overflow: visible;
}
#learnTab .learn-word-pic.hidden { display: none !important; }
#learnTab .learn-pic-emoji {
    font-size: 3.8rem;
    line-height: 1;
    font-family: "Apple Color Emoji", "Segoe UI Emoji", "Noto Color Emoji", "Android Emoji", "EmojiOne Color", "Twemoji Mozilla", sans-serif;
    display: inline-block;
    transform: translateZ(0);
}
#learnTab .learn-word-cn {
    margin: 0 !important;
    padding: 0 !important;
    font-size: clamp(1.35rem, 3.4vw, 2rem);
    font-weight: 800;
    color: #334155;
    line-height: 1.15;
}
#learnTab .learn-word-cn.is-spell-prompt {
    font-size: clamp(1.85rem, 5vw, 3rem) !important;
    font-weight: 800 !important;
    color: #334155 !important;
    margin: 0 !important;
    line-height: 1.12 !important;
}
#learnTab .learn-word-cn.hidden { display: none !important; }
#learnTab .learn-word-ipa {
    margin: 0.15rem 0 0.05rem !important;
    padding: 0 !important;
    font-family: "Segoe UI", "Noto Sans", "Fredoka", sans-serif;
    font-size: clamp(1.15rem, 3vw, 1.55rem);
    font-weight: 700;
    color: #6D28D9;
    letter-spacing: 0.02em;
    line-height: 1.2;
}
#learnTab .learn-word-ipa.hidden { display: none !important; }
#learnTab .learn-syllables {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 0.35rem;
    margin-top: 0.2rem;
    max-width: 100%;
}
#learnTab .learn-syllables.hidden { display: none !important; }
#learnTab .learn-syllable-chip {
    border: none;
    background: #EDE9FE;
    color: #5B21B6;
    font-family: "Fredoka", "Noto Sans SC", sans-serif;
    font-size: clamp(1.2rem, 3vw, 1.65rem);
    font-weight: 800;
    padding: 0.35rem 0.85rem;
    border-radius: 999px;
    cursor: pointer;
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.05rem;
    line-height: 1.15;
}
#learnTab .learn-syllable-chip .learn-chip-txt { display: block; }
#learnTab .learn-syllable-chip .learn-chip-ipa {
    display: block;
    font-size: 0.62em;
    font-weight: 700;
    opacity: 0.78;
    letter-spacing: 0.01em;
}
#learnTab .learn-syllables.is-letters .learn-syllable-chip.is-letter {
    width: 2.4rem;
    height: 2.4rem;
    min-width: 2.4rem;
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: clamp(1.15rem, 2.8vw, 1.45rem);
}
#learnTab .learn-syllable-chip.is-on,
#learnTab .learn-syllable-chip:hover { background: #8B7CF6; color: #fff; }
#learnTab .learn-syllable-chip[disabled] { cursor: default; opacity: 0.85; }
#learnTab .learn-syllable-dot { color: #C4B5FD; font-weight: 800; }
#learnTab #resultMsg.is-empty,
#learnTab .learn-result-msg.is-empty {
    display: none !important;
}
#learnTab .learn-inline-tip {
    margin: 0.15rem 0 0 !important;
    min-height: 0;
    max-height: 2.4rem;
    overflow: hidden;
    font-size: 0.92rem !important;
    line-height: 1.35 !important;
    color: #94A3B8 !important;
    font-weight: 700 !important;
    max-width: 100%;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}
body.compact-ui #learnTab .learn-inline-tip {
    font-size: 0.8rem !important;
    max-height: 2.1rem;
}
#learnTab .learn-voice-area {
    display: flex !important;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 0.55rem;
    width: 100% !important;
    max-width: 100% !important;
    margin: 0.55rem 0 0 !important;
    min-height: 0 !important;
    flex: 0 0 auto !important;
}
#learnTab .learn-quiz-opt {
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 0.35rem !important;
    min-height: 5.2rem !important;
    padding: 0.7rem 0.4rem !important;
    border-radius: 1.1rem !important;
}
#learnTab .learn-quiz-letter {
    width: 2rem;
    height: 2rem;
    border-radius: 999px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    color: #fff;
    background: #8B7CF6;
}
#learnTab .learn-quiz-opt:nth-child(2) .learn-quiz-letter { background: #F59E0B; }
#learnTab .learn-quiz-opt:nth-child(3) .learn-quiz-letter { background: #14B8A6; }
#learnTab .learn-quiz-opt:nth-child(4) .learn-quiz-letter { background: #F43F5E; }
#learnTab .learn-quiz-text {
    font-size: 1.05rem;
    font-weight: 700;
    color: #334155;
}
#learnTab #learnCheckSpellBtn.is-disabled,
#learnTab #learnCheckSpellBtn:disabled {
    opacity: 0.55;
    pointer-events: none;
}
#learnTab #learnDock.hidden { display: none !important; }
#practiceTab .practice-teacher-photo {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center 8%;
    display: block;
    background: #F7D2B6;
    border-radius: 1rem;
}
#learnTab .learn-hero-word,
#learnTab #wordDisplay.learn-hero-word {
    font-family: "Fredoka", "Noto Sans SC", sans-serif !important;
    font-size: clamp(2.4rem, 6.5vw, 4.2rem) !important;
    font-weight: 800 !important;
    line-height: 1.08 !important;
    letter-spacing: 0.01em !important;
    margin: 0 !important;
    padding: 0 0.15rem !important;
    width: 100% !important;
    max-width: none !important;
    max-height: none !important;
    overflow: visible !important;
    display: block !important;
    white-space: nowrap !important;
    flex: 0 0 auto !important;
    background: none !important;
    color: #6D28D9 !important;
    -webkit-text-fill-color: #6D28D9 !important;
    filter: none;
    word-break: normal;
    text-align: center;
    box-sizing: border-box;
    scrollbar-width: none;
}
#learnTab #wordDisplay.learn-hero-word::-webkit-scrollbar { display: none; }
#learnTab #wordDisplay.learn-hero-word.is-long {
    font-size: clamp(1.55rem, 4.2vw, 2.6rem) !important;
    white-space: normal !important;
}
#learnTab #wordDisplay.learn-hero-word.is-spell {
    letter-spacing: 0.18em !important;
    color: #A78BFA !important;
    -webkit-text-fill-color: #A78BFA !important;
}
#learnTab #wordDisplay .learn-ltr.is-on {
    background: #8B7CF6;
    color: #fff !important;
    -webkit-text-fill-color: #fff !important;
    border-radius: 0.16em;
}
#learnTab .learn-voice-area,
#learnTab #inputContainer {
    width: 100% !important;
    max-width: none !important;
    margin: 0.2rem 0 0 !important;
    position: relative !important;
    z-index: 2 !important;
    flex: 0 0 auto !important;
    min-height: 0 !important;
}
#learnTab #inputContainer.learn-spell-box:not(.hidden),
#learnTab #inputContainer:not(.hidden) {
    display: flex !important;
    flex-direction: column !important;
    align-items: stretch !important;
    gap: 0.28rem !important;
    width: 100% !important;
    max-width: none !important;
    padding: 0.05rem 0 0.1rem !important;
    box-sizing: border-box !important;
    margin-top: 0.1rem !important;
    flex: 1 1 auto !important;
    min-height: 0 !important;
    overflow: hidden !important;
}
#learnTab #inputContainer .learn-spell-input,
#learnTab #inputContainer .spell-input {
    width: 100% !important;
    max-width: none !important;
    min-height: 2.25rem !important;
    height: auto !important;
    padding: 0.35rem 0.65rem !important;
    font-size: clamp(1.1rem, 3vw, 1.45rem) !important;
    font-weight: 800 !important;
    letter-spacing: 0.1em !important;
    text-align: center !important;
    border-radius: 0.85rem !important;
    border: 2px solid #C4B5FD !important;
    background: linear-gradient(180deg, #FFFFFF 0%, #F5F3FF 100%) !important;
    color: #5B21B6 !important;
    box-shadow: 0 4px 12px rgba(139, 92, 246, 0.1) !important;
    caret-color: #7C3AED;
    flex: 0 0 auto !important;
}
#learnTab #inputContainer .learn-spell-input:focus {
    border-color: #8B5CF6 !important;
    box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.16), 0 6px 14px rgba(139, 92, 246, 0.12) !important;
}
#learnTab .learn-soft-kb {
    display: flex;
    flex-direction: column;
    gap: 0.28rem;
    width: 100%;
    padding: 0.35rem 0.3rem 0.3rem;
    border-radius: 0.95rem;
    background:
        radial-gradient(circle at 12% 20%, rgba(253, 224, 71, 0.35), transparent 42%),
        radial-gradient(circle at 88% 18%, rgba(167, 243, 208, 0.4), transparent 40%),
        linear-gradient(165deg, #EEF2FF 0%, #FDF2F8 55%, #ECFEFF 100%);
    border: 2px solid rgba(196, 181, 253, 0.65);
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.8), 0 6px 16px rgba(99, 102, 241, 0.1);
    box-sizing: border-box;
    flex: 1 1 auto;
    min-height: 0;
    justify-content: center;
    position: relative;
}
#learnTab .learn-soft-kb-toggle {
    display: none;
    width: 100%;
    min-height: 2.4rem;
    border: none;
    border-radius: 0.75rem;
    background: linear-gradient(135deg, #A78BFA, #7C3AED);
    color: #fff;
    font-weight: 800;
    font-size: 0.95rem;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(124, 58, 237, 0.28);
}
#learnTab .learn-soft-kb-collapse {
    display: none;
    align-self: center;
    margin-top: 0.15rem;
    border: none;
    background: transparent;
    color: #7C3AED;
    font-size: 0.82rem;
    font-weight: 700;
    cursor: pointer;
    padding: 0.2rem 0.6rem;
}
/* 平板/手机：默认收成一行，点开后展开完整键盘 */
#learnTab .learn-soft-kb.is-collapsed {
    flex: 0 0 auto;
    gap: 0;
    padding: 0.25rem;
    cursor: pointer;
}
#learnTab .learn-soft-kb.is-collapsed .learn-soft-kb-row,
#learnTab .learn-soft-kb.is-collapsed .learn-soft-kb-collapse {
    display: none !important;
}
#learnTab .learn-soft-kb.is-collapsed .learn-soft-kb-toggle {
    display: block;
}
#learnTab .learn-soft-kb.is-expanded .learn-soft-kb-toggle {
    display: none !important;
}
#learnTab .learn-soft-kb.is-expanded .learn-soft-kb-collapse {
    display: inline-flex;
}
#learnTab .learn-soft-kb-row {
    display: flex;
    flex-wrap: nowrap;
    justify-content: stretch;
    align-items: stretch;
    gap: 0.3rem;
    width: 100%;
}
#learnTab .learn-soft-key {
    flex: 1 1 0;
    min-width: 0;
    max-width: none;
    width: auto;
    aspect-ratio: 2.1 / 1; /* 长方形，省纵向空间 */
    height: auto;
    min-height: 1.85rem;
    max-height: 2.6rem;
    border: none;
    border-radius: 0.55rem;
    font-family: "Fredoka", "Noto Sans SC", sans-serif;
    font-size: clamp(0.95rem, 2.4vw, 1.2rem);
    font-weight: 800;
    color: #fff;
    cursor: pointer;
    box-shadow: 0 2px 0 rgba(15, 23, 42, 0.12), 0 3px 8px rgba(15, 23, 42, 0.08);
    transition: transform 0.08s ease, filter 0.12s ease;
    -webkit-tap-highlight-color: transparent;
    user-select: none;
}
#learnTab .learn-soft-key:active {
    transform: translateY(2px) scale(0.96);
    box-shadow: 0 1px 0 rgba(15, 23, 42, 0.12);
}
#learnTab .learn-soft-key[data-key="a"],
#learnTab .learn-soft-key[data-key="b"],
#learnTab .learn-soft-key[data-key="c"],
#learnTab .learn-soft-key[data-key="d"],
#learnTab .learn-soft-key[data-key="e"],
#learnTab .learn-soft-key[data-key="f"],
#learnTab .learn-soft-key[data-key="g"] { background: linear-gradient(160deg, #FB7185, #F43F5E); }
#learnTab .learn-soft-key[data-key="h"],
#learnTab .learn-soft-key[data-key="i"],
#learnTab .learn-soft-key[data-key="j"],
#learnTab .learn-soft-key[data-key="k"],
#learnTab .learn-soft-key[data-key="l"],
#learnTab .learn-soft-key[data-key="m"],
#learnTab .learn-soft-key[data-key="n"] { background: linear-gradient(160deg, #FBBF24, #F59E0B); color: #78350F; }
#learnTab .learn-soft-key[data-key="o"],
#learnTab .learn-soft-key[data-key="p"],
#learnTab .learn-soft-key[data-key="q"],
#learnTab .learn-soft-key[data-key="r"],
#learnTab .learn-soft-key[data-key="s"],
#learnTab .learn-soft-key[data-key="t"] { background: linear-gradient(160deg, #34D399, #10B981); }
#learnTab .learn-soft-key[data-key="u"],
#learnTab .learn-soft-key[data-key="v"],
#learnTab .learn-soft-key[data-key="w"],
#learnTab .learn-soft-key[data-key="x"],
#learnTab .learn-soft-key[data-key="y"],
#learnTab .learn-soft-key[data-key="z"] { background: linear-gradient(160deg, #818CF8, #6366F1); }
#learnTab .learn-soft-key.is-action {
    max-width: none;
    flex: 1.15 1 0;
    aspect-ratio: auto;
    min-height: 2.15rem;
    max-height: none;
    border-radius: 999px;
    font-size: clamp(0.9rem, 2.3vw, 1.1rem);
    letter-spacing: 0.02em;
}
#learnTab .learn-soft-key.is-back { background: linear-gradient(160deg, #94A3B8, #64748B); }
#learnTab .learn-soft-key.is-clear { background: linear-gradient(160deg, #FB923C, #F97316); }
#learnTab .learn-soft-key.is-space { background: linear-gradient(160deg, #38BDF8, #0EA5E9); flex: 2.4 1 0; }
#learnTab .learn-soft-key.is-enter { background: linear-gradient(160deg, #34D399, #059669); flex: 1.4 1 0; }
#learnTab .learn-soft-key.is-pressed {
    transform: translateY(2px) scale(0.96);
    filter: brightness(1.08);
    box-shadow: 0 1px 0 rgba(15, 23, 42, 0.12);
}
#learnTab .learn-spell-actions {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    flex: 0 0 auto;
}
#learnTab .learn-spell-actions-out { display: none !important; }
#learnTab .learn-stage-top {
    min-width: 0;
}
#learnTab .learn-stage-top > .learn-word-main,
#learnTab .learn-stage-top > #learnStageBox {
    flex: 1 1 auto !important;
    min-width: 0 !important;
    max-width: none !important;
}
#learnTab .learn-spell-check:not(.learn-corner-check),
#learnTab #learnCheckSpellBtn:not(.learn-corner-check) {
    min-width: min(100%, 220px) !important;
    min-height: 2.35rem !important;
    padding: 0.45rem 1.2rem !important;
    font-size: 1.05rem !important;
    font-weight: 800 !important;
    border-radius: 999px !important;
    border: none !important;
}
#learnTab #learnCheckSpellBtn.learn-corner-check {
    min-width: min(36vw, 9.5rem) !important;
    max-width: 42vw;
    flex: 0 1 auto !important;
    white-space: nowrap;
}
#learnTab #optionsContainer {
    width: 100% !important;
    margin: 0.15rem 0 0 !important;
    position: relative !important;
    z-index: 2 !important;
    flex: 0 1 auto !important;
    min-height: 0 !important;
}
#learnTab #optionsContainer.options:not(.hidden) {
    display: grid !important;
    grid-template-columns: repeat(4, minmax(0, 1fr)) !important;
    gap: 0.65rem 0.75rem !important;
    max-width: min(920px, 100%) !important;
    width: 100% !important;
    margin: 0.45rem auto 0 !important;
    align-content: center !important;
    justify-content: center !important;
    overflow: visible !important;
    max-height: calc(100% - 5rem) !important;
    padding: 0.15rem 0 !important;
    position: relative !important;
    z-index: 5 !important;
    isolation: isolate !important;
    pointer-events: auto !important;
    background: transparent !important;
    border-radius: 0 !important;
    border: none !important;
    box-shadow: none !important;
    box-sizing: border-box !important;
}
#learnTab #optionsContainer.options.hidden {
    display: none !important;
}
#learnTab #optionsContainer .option-btn {
    position: relative !important;
    z-index: 6 !important;
    pointer-events: auto !important;
    cursor: pointer !important;
    font-size: clamp(1.15rem, 3vw, 1.7rem) !important;
    font-weight: 800 !important;
    padding: 1rem 0.7rem !important;
    min-height: 4rem !important;
    line-height: 1.3 !important;
    white-space: normal !important;
    word-break: break-word !important;
    width: 100% !important;
    border-radius: 1.35rem 1.55rem 1.4rem 1.6rem / 1.5rem 1.35rem 1.6rem 1.4rem !important;
    border: 1.5px solid color-mix(in srgb, var(--home-primary, var(--primary)) 14%, #E2E8F0) !important;
    background: linear-gradient(180deg, #FFFFFF 0%, #F0F9FF 100%) !important;
    box-shadow: 0 3px 0 color-mix(in srgb, #38BDF8 14%, #CBD5E1), 0 6px 14px rgba(15, 23, 42, 0.06) !important;
    color: #334155 !important;
    transition: transform 0.12s, box-shadow 0.12s, border-color 0.12s !important;
}
#learnTab #optionsContainer .option-btn:hover {
    transform: translateY(-1px) !important;
    border-color: var(--home-primary, var(--primary)) !important;
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--home-primary, var(--primary)) 16%, transparent) !important;
}
#learnTab #optionsContainer .option-btn.correct {
    background: #ECFDF5 !important;
    border-color: #22C55E !important;
    color: #166534 !important;
}
#learnTab #optionsContainer .option-btn.wrong {
    background: #FEF2F2 !important;
    border-color: #EF4444 !important;
    color: #991B1B !important;
}
#learnTab #inputContainer:not(.hidden) {
    display: flex !important;
    flex-direction: column !important;
    align-items: stretch !important;
    gap: 0.85rem !important;
}
#learnTab #inputContainer.hidden,
#learnTab #voiceArea.hidden {
    display: none !important;
}
#learnTab .learn-hero > * {
    margin-left: auto !important;
    margin-right: auto !important;
}
#learnTab #inputContainer .spell-input,
#learnTab #inputContainer .learn-spell-input {
    width: 100% !important;
    max-width: none !important;
}
#learnTab .learn-voice-area .mic-btn {
    width: 3.6rem !important;
    height: 3.6rem !important;
    font-size: 1.45rem !important;
}
#learnTab .learn-voice-area .btn {
    font-size: 0.95rem !important;
    padding: 0.5rem 0.95rem !important;
    min-height: 2.4rem !important;
}

/* 底部进度与自选头像（学习新版已去掉，保留节点兼容） */
#learnTab .learn-dock {
    flex: 0 0 auto !important;
    display: flex !important;
    align-items: stretch !important;
    gap: 0.75rem !important;
    margin-top: auto !important;
    padding: 0.7rem 0.85rem !important;
    border-radius: 1.35rem !important;
    position: relative !important;
    z-index: 10 !important;
    pointer-events: auto !important;
    background: rgba(255, 255, 255, 0.94) !important;
    border: 1.5px solid color-mix(in srgb, var(--home-primary, var(--primary)) 14%, #E2E8F0) !important;
    box-shadow: 0 10px 28px color-mix(in srgb, var(--home-primary, var(--primary)) 10%, transparent) !important;
}
#learnTab .learn-dock.hidden,
#learnTab #learnDock.hidden {
    display: none !important;
}
#learnTab .learn-dock-avatar-col {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.35rem;
    flex: 0 0 auto;
}
#learnTab .learn-avatar-show,
#learnTab .learn-avatar-btn {
    width: clamp(4.6rem, 12vw, 6.4rem);
    height: clamp(4.6rem, 12vw, 6.4rem);
    border-radius: 50%;
    border: 3px solid color-mix(in srgb, var(--home-primary, var(--primary)) 35%, #fff);
    background:
        radial-gradient(circle at 35% 28%, #fff 0%, transparent 42%),
        linear-gradient(160deg, color-mix(in srgb, var(--home-soft2, #fff) 70%, #fff), color-mix(in srgb, var(--home-accent, #38BDF8) 18%, #fff));
    box-shadow: 0 8px 20px color-mix(in srgb, var(--home-primary, var(--primary)) 18%, transparent);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    line-height: 1;
    pointer-events: none;
}
#learnTab .learn-avatar-btn:hover {
    transform: none;
}
#learnTab #learnAvatarEmoji {
    font-size: clamp(2.6rem, 7vw, 3.8rem);
    line-height: 1;
    filter: drop-shadow(0 3px 6px rgba(15, 23, 42, 0.12));
}
#learnTab .learn-avatar-picker {
    position: absolute;
    bottom: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%);
    z-index: 30;
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
    width: min(220px, 70vw);
    padding: 0.55rem;
    border-radius: 1rem;
    background: #fff;
    border: 1.5px solid #E2E8F0;
    box-shadow: 0 12px 28px rgba(15, 23, 42, 0.14);
}
#learnTab .learn-avatar-pick-btn {
    width: 2.4rem;
    height: 2.4rem;
    border-radius: 0.7rem;
    border: 1.5px solid #E2E8F0;
    background: #F8FAFC;
    font-size: 1.25rem;
    cursor: pointer;
    line-height: 1;
}
#learnTab .learn-avatar-pick-btn.selected {
    border-color: var(--home-primary, var(--primary));
    background: color-mix(in srgb, var(--home-primary, var(--primary)) 12%, #fff);
}
#learnTab .learn-dock-main {
    flex: 1 1 auto;
    min-width: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 0.35rem;
}
/* 教练提示条 +「进度：第 x/y 词」两行已去掉，只留进度条与步骤徽章 */
#learnTab #learnCoachBubble,
#learnTab .learn-coach-bubble {
    display: none !important;
}
#learnTab #learnProgressText,
#learnTab .learn-progress-text {
    display: block !important;
    margin: 0.15rem 0 0 !important;
    font-size: 0.88rem !important;
    font-weight: 700 !important;
    color: #7C3AED !important;
    text-align: center;
}
#learnTab .learn-progress-wrap {
    max-width: none !important;
    width: 100% !important;
    margin: 0 !important;
    height: 10px !important;
}
#learnTab .learn-step-badge {
    margin: 0 !important;
    font-size: 0.82rem !important;
}
#learnTab .learn-action-bar {
    margin: 0 !important;
    padding: 0.45rem 0.55rem !important;
    gap: 0.4rem !important;
    background: transparent !important;
    border: none !important;
    box-shadow: none !important;
    align-items: stretch !important;
}
#learnTab .learn-result-msg {
    font-size: 0.95rem !important;
    min-height: 0 !important;
}
#learnTab .learn-action-btns {
    display: flex !important;
    flex-wrap: wrap !important;
    gap: 0.4rem !important;
}
#learnTab .learn-action-btns .btn {
    min-width: 0 !important;
    flex: 1 1 auto;
    font-size: 0.92rem !important;
    min-height: 2.35rem !important;
    padding: 0.4rem 0.75rem !important;
}
#learnTab .learn-hero.flash-ok {
    animation: learnHeroFlashOk 0.6s ease;
}
#learnTab .learn-hero.flash-bad {
    animation: learnHeroFlashBad 0.5s ease;
}
@keyframes learnHeroFlashOk {
    0%, 100% { box-shadow: 0 14px 36px color-mix(in srgb, var(--home-primary, var(--primary)) 12%, transparent); }
    40% { box-shadow: 0 0 0 6px rgba(52, 211, 153, 0.35); }
}
@keyframes learnHeroFlashBad {
    0%, 100% { transform: translateX(0); }
    20%, 60% { transform: translateX(-5px); }
    40%, 80% { transform: translateX(5px); }
}

@media (max-width: 760px) {
    #learnTab.tab-content.active.learn-stage-layout {
        min-height: 0 !important;
        max-height: none !important;
        overflow: visible !important;
    }
    #learnTab .learn-dock {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    #learnTab .learn-avatar-picker {
        left: 0;
        transform: none;
    }
    #learnTab .learn-action-btns { justify-content: center; }
    .brand-cluster { gap: 0.35rem !important; }
    .header-back {
        padding: 0.32rem 0.65rem !important;
        font-size: 0.78rem !important;
    }
    .brand-name { font-size: clamp(1.2rem, 4.5vw, 1.55rem) !important; }
    .park-title-row { gap: 0.4rem; }
    .title-pick-info,
    .title-pick-chip { font-size: 0.8rem !important; padding: 0.3rem 0.7rem !important; }
}

/* ===== 游戏：左下角单行元信息 + 可拖拽标签 + 铺满舞台 ===== */
#gameTab .game-tag-toolbar {
    grid-column: 1 / -1;
    grid-row: 1;
    display: flex;
    align-items: flex-end;
    gap: 0.35rem;
    position: relative;
    width: 100%;
}
#gameTab .game-tag-toolbar .game-mode-selector.mode-tag-row {
    flex: 1 1 auto;
    min-width: 0;
    grid-column: auto !important;
    grid-row: auto !important;
}

#gameTab .mode-tag-wrap {
    display: flex !important;
    flex: 1 1 0 !important;
    width: 0 !important;
    min-width: 0 !important;
    position: relative !important;
    align-items: stretch !important;
}
#gameTab .mode-tag-wrap .mode-tag {
    flex: 1 1 auto !important;
    width: 100% !important;
    padding-right: 0.55rem !important;
    cursor: grab !important;
    user-select: none !important;
    touch-action: none;
}
#gameTab .mode-tag-wrap .mode-tag:active { cursor: grabbing !important; }
#gameTab .mode-tag-wrap.dragging {
    opacity: 0.55;
    z-index: 8;
}
#gameTab .mode-tag-wrap.drag-over {
    box-shadow: inset 0 0 0 2px var(--home-primary, var(--primary));
    border-radius: 0.95rem 0.95rem 0 0;
}

#gameTab .game-card,
#gameTab .defense-game-card,
#gameTab .order-game-card,
#gameTab .revenge-game-card,
#gameTab .voice-game-card {
    position: relative !important;
    display: flex !important;
    flex-direction: column !important;
    min-height: clamp(420px, 62vh, 720px) !important;
    padding-bottom: 2.55rem !important;
}
#gameTab .game-meta-bar {
    position: absolute !important;
    left: 0.65rem;
    bottom: 0.45rem;
    right: auto;
    z-index: 12;
    display: inline-flex !important;
    flex-wrap: nowrap !important;
    align-items: center !important;
    gap: 0.35rem 0.55rem !important;
    max-width: calc(100% - 1.2rem);
    padding: 0.22rem 0.55rem !important;
    margin: 0 !important;
    border-radius: 999px !important;
    background: rgba(255, 255, 255, 0.92) !important;
    border: 1px solid rgba(148, 163, 184, 0.35) !important;
    box-shadow: 0 2px 10px rgba(15, 23, 42, 0.08) !important;
    white-space: nowrap !important;
    overflow-x: auto !important;
    overflow-y: hidden !important;
    scrollbar-width: none;
    font-size: 0.78rem !important;
    font-weight: 700 !important;
    color: #475569 !important;
    line-height: 1.2 !important;
    pointer-events: auto;
}
#gameTab .game-meta-bar::-webkit-scrollbar { display: none; }
#gameTab .defense-game-card .game-meta-bar {
    background: rgba(30, 41, 59, 0.92) !important;
    border-color: rgba(100, 116, 139, 0.55) !important;
    color: #E2E8F0 !important;
}
#gameTab .revenge-game-card .game-meta-bar {
    background: rgba(15, 23, 42, 0.88) !important;
    border-color: rgba(100, 116, 139, 0.5) !important;
    color: #F1F5F9 !important;
}
#gameTab .game-meta-title {
    color: var(--home-primary, var(--primary)) !important;
    font-weight: 800 !important;
    font-size: 0.8rem !important;
}
#gameTab .defense-game-card .game-meta-title,
#gameTab .revenge-game-card .game-meta-title {
    color: #A5B4FC !important;
}
#gameTab .game-meta-hint,
#gameTab .game-meta-score,
#gameTab .game-meta-bar .flash-score,
#gameTab .game-meta-bar .voice-game-score {
    font-size: 0.72rem !important;
    font-weight: 650 !important;
    color: #64748B !important;
    margin: 0 !important;
}
#gameTab .defense-game-card .game-meta-hint,
#gameTab .defense-game-card .game-meta-bar .voice-game-score,
#gameTab .revenge-game-card .game-meta-hint {
    color: #94A3B8 !important;
}
#gameTab .game-meta-bar .game-timer,
#gameTab .game-meta-bar .whack-timer,
#gameTab .game-meta-bar .flash-timer,
#gameTab .game-meta-bar .order-timer,
#gameTab .game-meta-bar .revenge-timer,
#gameTab .game-meta-bar .defense-timer-inline {
    margin: 0 !important;
    padding: 0.12rem 0.45rem !important;
    font-size: 0.72rem !important;
    font-weight: 800 !important;
    color: #15803D !important;
    background: #ECFDF5 !important;
    border-radius: 999px !important;
    white-space: nowrap !important;
}
#gameTab .defense-game-card .game-meta-bar .game-timer,
#gameTab .revenge-game-card .game-meta-bar .game-timer {
    background: rgba(22, 163, 74, 0.2) !important;
    color: #86EFAC !important;
}

/* 保卫舞台：够高但不撑爆视口导致整页跳 */
#gameTab .defense-stage {
    flex: 1 1 auto !important;
    width: 100% !important;
    max-width: none !important;
    max-height: none !important;
    min-height: clamp(320px, 48vh, 560px) !important;
    aspect-ratio: auto !important;
    margin: 0.35rem 0 !important;
}
#gameTab .defense-game-card {
    min-height: clamp(420px, 68vh, 720px) !important;
}
#gameTab .order-stage {
    flex: 1 1 auto !important;
    width: 100% !important;
    max-width: none !important;
    min-height: clamp(300px, 46vh, 580px) !important;
    display: flex !important;
    flex-direction: column !important;
    justify-content: center !important;
}
#gameTab .revenge-stage {
    flex: 1 1 auto !important;
    width: 100% !important;
    max-width: none !important;
    max-height: none !important;
    min-height: clamp(280px, 42vh, 560px) !important;
    aspect-ratio: auto !important;
}
#gameTab .voice-game-stage {
    flex: 1 1 auto !important;
    width: 100% !important;
    max-width: none !important;
    min-height: clamp(260px, 40vh, 520px) !important;
    margin: 0.5rem 0 !important;
    display: flex !important;
    flex-direction: column !important;
    justify-content: center !important;
    padding: clamp(1.2rem, 3vw, 2.2rem) !important;
}
#gameTab .voice-game-display {
    font-size: clamp(2.2rem, 6vw, 3.4rem) !important;
    min-height: 3rem !important;
}
#gameTab .defense-header-row {
    justify-content: flex-start !important;
    margin-bottom: 0.35rem !important;
}
#gameTab .defense-options,
#gameTab .revenge-options,
#gameTab .order-slots,
#gameTab .order-pool {
    width: 100% !important;
    max-width: none !important;
}

/* 闪电选项：一排四个，大字 */
#gameTab #flashOptions.options {
    display: grid !important;
    grid-template-columns: repeat(4, minmax(0, 1fr)) !important;
    gap: 0.85rem !important;
    width: 100% !important;
    max-width: none !important;
    min-width: min(280px, 100%) !important;
    margin: 0.85rem auto 1rem !important;
    align-self: stretch !important;
    flex: 0 0 auto !important;
}
#gameTab #flashOptions .option-btn {
    width: 100% !important;
    min-width: 0 !important;
    white-space: normal !important;
    word-break: break-word !important;
    font-size: clamp(1.25rem, 3.2vw, 1.85rem) !important;
    font-weight: 800 !important;
    padding: 1.05rem 0.65rem !important;
    min-height: 4.1rem !important;
}
#gameTab .game-play-main {
    min-width: min(320px, 100%) !important;
    width: 100% !important;
    max-width: none !important;
}

/* 保卫：固定选项区高度，舞台不因新词滚动跳动 */
#gameTab .defense-game-card {
    overflow: hidden !important;
}
#gameTab .defense-stage {
    overflow: hidden !important;
    min-height: clamp(320px, 48vh, 560px) !important;
}
#gameTab .defense-options {
    display: grid !important;
    grid-template-columns: repeat(4, minmax(0, 1fr)) !important;
    gap: 0.75rem !important;
    min-height: 4.4rem !important;
    flex: 0 0 auto !important;
    align-items: stretch !important;
}
#gameTab .defense-opt-btn {
    min-height: 4rem !important;
    height: 100% !important;
    font-size: clamp(1.15rem, 3vw, 1.65rem) !important;
    font-weight: 800 !important;
    padding: 0.85rem 0.5rem !important;
}
#gameTab .defense-game-card {
    min-height: clamp(420px, 68vh, 720px) !important;
}

/* 宝箱：固定高度，换词/答对不再整页跳 */
#gameTab .chest-zone.game-card {
    min-height: clamp(360px, 55vh, 640px) !important;
    justify-content: flex-start !important;
}
#gameTab #chestStatus {
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    height: 4.2rem !important;
    min-height: 4.2rem !important;
    max-height: 4.2rem !important;
    font-size: 3.4rem !important;
    margin: 0.35rem 0 !important;
    line-height: 1 !important;
    overflow: hidden !important;
}
#gameTab #chestTarget.game-target-slot {
    min-height: 7.2rem !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    justify-content: center !important;
    margin: 0.4rem 0 0.6rem !important;
}
#gameTab #chestTarget .game-hero-word {
    font-size: clamp(2.8rem, 8vw, 4.6rem) !important;
}
#gameTab #chestKeys {
    gap: 0.85rem !important;
    margin: 0.75rem 0 0.5rem !important;
    flex-wrap: nowrap !important;
    justify-content: stretch !important;
    display: grid !important;
    grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
    width: 100% !important;
    min-height: 4.4rem !important;
    align-content: center !important;
}
#gameTab #chestKeys .chest-key-btn {
    background: #EA580C !important;
    color: #fff !important;
    font-size: clamp(1.35rem, 3.4vw, 1.95rem) !important;
    font-weight: 800 !important;
    padding: 1rem 1.1rem !important;
    border-radius: 0.85rem !important;
    border: 2px solid #C2410C !important;
    box-shadow: 0 4px 0 #9A3412 !important;
    text-shadow: 0 1px 0 rgba(0, 0, 0, 0.2);
    opacity: 1 !important;
    min-height: 4.2rem !important;
    width: 100% !important;
}
#gameTab #chestKeys .chest-key-btn:disabled {
    opacity: 0.45 !important;
    filter: grayscale(0.2);
}

/* 复仇：题干整行显示，不被选项挡住 */
#gameTab .revenge-stage {
    overflow: visible !important;
    aspect-ratio: auto !important;
    min-height: clamp(200px, 30vh, 300px) !important;
    max-height: none !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    background-size: cover !important;
    background-position: center !important;
}
#gameTab .revenge-word-bubble {
    position: relative !important;
    top: auto !important;
    left: auto !important;
    transform: none !important;
    max-width: min(92%, 720px) !important;
    width: max-content !important;
    white-space: nowrap !important;
    overflow-x: auto !important;
    overflow-y: visible !important;
    font-size: clamp(1.15rem, 3.2vw, 1.7rem) !important;
    font-weight: 800 !important;
    line-height: 1.35 !important;
    padding: 0.85rem 1.35rem !important;
    z-index: 6 !important;
}
#gameTab .revenge-word-bubble::after {
    display: none !important;
}
#revengeWordCn,
#gameTab #revengeWordCn {
    white-space: nowrap !important;
    display: inline !important;
    font-size: inherit !important;
    line-height: inherit !important;
}
#gameTab .revenge-options {
    position: relative !important;
    z-index: 7 !important;
    margin-top: 0.85rem !important;
    flex-shrink: 0 !important;
}
#gameTab .revenge-game-card {
    min-height: clamp(420px, 62vh, 700px) !important;
    overflow: visible !important;
}

/* 学习页：锁定答题区，一屏完整显示；底栏不被裁切 */
#learnTab.tab-content.active.learn-stage-layout {
    min-height: 0 !important;
    height: auto !important;
    max-height: none !important;
    overflow: visible !important;
}
#learnTab .learn-dock {
    flex-shrink: 0 !important;
    margin-top: 0.25rem !important;
}

/* 复习答题区：铺满可用宽度，不挤在中间小白框 */
#reviewTab .action-island {
    display: flex !important;
    flex-direction: column !important;
    align-items: stretch !important;
    justify-content: flex-start !important;
    width: 100% !important;
    max-width: none !important;
    height: auto !important;
    min-height: min(52vh, 520px) !important;
    max-height: none !important;
    overflow: visible !important;
    box-sizing: border-box !important;
    padding: 1.1rem 1.25rem 1.35rem !important;
    gap: 1rem !important;
    margin: 0.35rem 0 0 !important;
    background: rgba(255, 255, 255, 0.55) !important;
    border: 1px solid rgba(148, 163, 184, 0.18) !important;
    border-radius: 1.35rem !important;
    box-shadow: none !important;
}
#reviewTab #rWordDisplay.ready-hero,
#reviewTab #rWordDisplay.word-display {
    font-size: clamp(2.2rem, 5.5vw, 3.6rem) !important;
    max-width: 100% !important;
    max-height: none !important;
    overflow: visible !important;
    display: block !important;
    -webkit-line-clamp: unset !important;
    white-space: normal !important;
    margin: 0.35rem auto 0.5rem !important;
    flex: 0 0 auto !important;
    text-align: center !important;
    line-height: 1.25 !important;
}
#reviewTab #rStartBtn.hidden,
#reviewTab #rNextArea.hidden,
#reviewTab #rInputContainer.hidden {
    display: none !important;
}
#reviewTab #rOptionsContainer.options:not(.hidden) {
    display: grid !important;
    grid-template-columns: repeat(4, minmax(0, 1fr)) !important;
    gap: 0.85rem 1rem !important;
    width: 100% !important;
    max-width: none !important;
    margin: 0.35rem 0 0.15rem !important;
    padding: 0.2rem 0 !important;
    position: relative !important;
    z-index: 5 !important;
    isolation: isolate !important;
    pointer-events: auto !important;
    background: transparent !important;
    border-radius: 0 !important;
    border: none !important;
    box-shadow: none !important;
    overflow: visible !important;
    max-height: none !important;
    box-sizing: border-box !important;
}
#reviewTab #rOptionsContainer.options.hidden {
    display: none !important;
}
#reviewTab #rOptionsContainer .option-btn {
    position: relative !important;
    z-index: 6 !important;
    pointer-events: auto !important;
    cursor: pointer !important;
    font-size: clamp(1.25rem, 3.2vw, 1.85rem) !important;
    padding: 1.05rem 0.75rem !important;
    min-height: 4.2rem !important;
    white-space: normal !important;
    word-break: break-word !important;
    border-radius: 1.35rem 1.55rem 1.4rem 1.6rem / 1.5rem 1.35rem 1.6rem 1.4rem !important;
    border: 1.5px solid color-mix(in srgb, var(--home-primary, var(--primary)) 14%, #E2E8F0) !important;
    background: linear-gradient(180deg, #FFFFFF 0%, #F0F9FF 100%) !important;
    box-shadow: 0 3px 0 color-mix(in srgb, #38BDF8 14%, #CBD5E1), 0 6px 14px rgba(15, 23, 42, 0.06) !important;
    color: #334155 !important;
    font-weight: 800 !important;
    line-height: 1.3 !important;
}
#reviewTab #rInputContainer {
    width: min(560px, 100%) !important;
    margin: 0.35rem auto 0 !important;
}
#reviewTab #rInputContainer .spell-input {
    font-size: 1.35rem !important;
    padding: 0.85rem 1rem !important;
}
#reviewTab .action-island .btn-start {
    min-height: 3rem !important;
    padding: 0.7rem 1.6rem !important;
    font-size: 1.2rem !important;
    align-self: center !important;
}
#reviewTab #rResultMsg,
#reviewTab .prep-result {
    font-size: clamp(1.15rem, 2.8vw, 1.45rem) !important;
    text-align: center !important;
}
#reviewTab #rNextArea {
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    gap: 0.75rem !important;
    width: 100% !important;
}
#reviewTab #rNextArea.hidden {
    display: none !important;
}

/* 宝箱：更干净的卡片式，少大 emoji 跳动感 */
#gameTab .chest-zone.game-card {
    background:
        radial-gradient(ellipse 70% 50% at 50% 0%, rgba(251, 146, 60, 0.22) 0%, transparent 55%),
        linear-gradient(165deg, #FFF7ED 0%, #FFEDD5 40%, #FEF3C7 100%) !important;
    border: 2px solid rgba(234, 88, 12, 0.28) !important;
    box-shadow: 0 12px 32px rgba(234, 88, 12, 0.12) !important;
}
#gameTab #chestStatus {
    display: none !important; /* 去掉大箱子 emoji，减少跳动与「丑」感 */
}
#gameTab #chestTarget.game-target-slot {
    min-height: 6.5rem !important;
    margin-top: 1.1rem !important;
}
#gameTab #chestTarget .game-hero-word {
    font-size: clamp(2rem, 6vw, 3.2rem) !important;
    color: #9A3412 !important;
    background: none !important;
    -webkit-text-fill-color: #9A3412 !important;
    filter: none !important;
}
#gameTab #chestTarget .game-hero-hint {
    color: #C2410C !important;
}
#gameTab #chestKeys .chest-key-btn {
    background: linear-gradient(180deg, #FB923C 0%, #EA580C 100%) !important;
    border-radius: 1rem !important;
    box-shadow: 0 3px 0 #9A3412, 0 6px 14px rgba(234, 88, 12, 0.25) !important;
    font-size: clamp(1.35rem, 3.4vw, 1.95rem) !important;
    padding: 1rem 1.1rem !important;
    min-width: 0 !important;
    min-height: 4.2rem !important;
}

/* ===== 练习模块：全部模式统一排版 ===== */
#practiceTab.tab-content.active {
    display: flex !important;
    flex-direction: column !important;
    gap: 0.55rem !important;
    overflow: visible !important;
    min-height: 0 !important;
}
#practiceTab .park-title-row {
    display: flex !important;
    flex-wrap: wrap !important;
    align-items: center !important;
    gap: 0.55rem 0.75rem !important;
    margin: 0 0 0.15rem !important;
}
#practiceTab .park-title-row .section-heading {
    margin: 0 !important;
}
#practiceTab .mode-tag-row {
    display: flex !important;
    flex-wrap: wrap !important;
    align-items: stretch !important;
    gap: 0.35rem !important;
    overflow: visible !important;
    padding: 0.35rem 0 0.15rem !important;
    margin: 0 !important;
    border-bottom: none !important;
}
#practiceTab .practice-deco-line {
    width: 100% !important;
    height: 3px !important;
    margin: 0.1rem 0 0.55rem !important;
    border-radius: 999px !important;
    background: linear-gradient(
        90deg,
        #DDD6FE 0%,
        #A78BFA 22%,
        #F9A8D4 50%,
        #A78BFA 78%,
        #DDD6FE 100%
    ) !important;
    box-shadow: 0 1px 0 rgba(255, 255, 255, 0.65) inset, 0 4px 12px rgba(167, 139, 250, 0.22) !important;
    position: relative !important;
}
#practiceTab .practice-deco-line::before,
#practiceTab .practice-deco-line::after {
    content: "" !important;
    position: absolute !important;
    top: 50% !important;
    width: 7px !important;
    height: 7px !important;
    border-radius: 50% !important;
    background: #F472B6 !important;
    box-shadow: 0 0 0 3px rgba(244, 114, 182, 0.18) !important;
    transform: translateY(-50%) !important;
}
#practiceTab .practice-deco-line::before { left: 12% !important; }
#practiceTab .practice-deco-line::after { right: 12% !important; background: #8B5CF6 !important; }
#practiceTab .mode-tag-row .mode-tag {
    flex: 1 1 auto !important;
    min-width: 5.2rem !important;
    justify-content: center !important;
    margin-bottom: -2px !important;
}
#practiceTab #levelInfo {
    text-align: center !important;
    color: var(--home-primary, var(--primary)) !important;
    font-weight: 700 !important;
    font-size: clamp(0.9rem, 2.2vw, 1.05rem) !important;
    margin: 0.15rem 0 0.35rem !important;
    line-height: 1.35 !important;
}
#practiceTab #levelInfo.hidden {
    display: none !important;
}
#practiceTab .practice-stage {
    display: flex !important;
    flex-direction: row !important;
    align-items: stretch !important;
    gap: 0.55rem !important;
    width: 100% !important;
    min-height: 0 !important;
    box-sizing: border-box !important;
}
#practiceTab .practice-teacher-col {
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    gap: 0.35rem !important;
    flex: 0 0 auto !important;
    width: clamp(148px, 17vw, 200px) !important;
    align-self: stretch !important;
    text-align: center !important;
    padding: 0.55rem 0.4rem !important;
    box-sizing: border-box !important;
}
#practiceTab .practice-teacher-face {
    position: relative !important;
    flex: 0 0 auto !important;
    width: 72% !important;
    aspect-ratio: 1 !important;
    border-radius: 1rem !important;
    overflow: hidden !important;
    background: #F7D2B6 !important;
    line-height: 0 !important;
}
#practiceTab .practice-teacher-photo {
    width: 100% !important;
    height: 100% !important;
    object-fit: contain !important;
    object-position: center 8% !important;
    display: block !important;
    background: #F7D2B6 !important;
    border-radius: 1rem !important;
}
#practiceTab .practice-ai-lid {
    position: absolute !important;
    z-index: 3 !important;
    width: 14% !important;
    height: 6.5% !important;
    border-radius: 50% !important;
    background: #D4A07A !important;
    opacity: 0;
    pointer-events: none !important;
    transform-origin: center top !important;
    animation: practice-ai-lid-blink 2.8s ease-in-out infinite !important;
}
#practiceTab .practice-ai-lid-l {
    left: 32.8% !important;
    top: 39.2% !important;
}
#practiceTab .practice-ai-lid-r {
    left: 54.2% !important;
    top: 38.8% !important;
    animation-delay: 0.1s !important;
}
@keyframes practice-ai-lid-blink {
    0%, 86%, 100% { opacity: 0; transform: scaleY(0.08); }
    89%, 92% { opacity: 1; transform: scaleY(1.05); }
}
#practiceTab .practice-teacher-face.talking .practice-teacher-photo {
    animation: practice-teacher-photo-talk 0.55s ease-in-out infinite !important;
}
#practiceTab .practice-teacher-name {
    margin: 0 !important;
    font-weight: 800 !important;
    color: #0F766E !important;
    font-size: 0.88rem !important;
}
#practiceTab .practice-teacher-bubble {
    margin: 0 !important;
    width: 100% !important;
    padding: 0.55rem 0.6rem !important;
    border-radius: 0.95rem !important;
    background: rgba(255, 255, 255, 0.96) !important;
    border: 1.5px solid #DDD6FE !important;
    box-shadow: 0 6px 16px rgba(139, 92, 246, 0.08) !important;
    font-size: 0.82rem !important;
    line-height: 1.45 !important;
    color: #334155 !important;
    text-align: left !important;
    max-height: min(42vh, 260px) !important;
    overflow: auto !important;
    box-sizing: border-box !important;
}
#practiceTab .practice-teacher-actions {
    display: flex !important;
    flex-direction: column !important;
    flex-wrap: nowrap !important;
    gap: 0.4rem !important;
    width: 100% !important;
    margin-top: 0.15rem !important;
}
#practiceTab .practice-teacher-actions .btn {
    width: 100% !important;
    min-width: 0 !important;
}
#practiceTab .practice-teacher-actions.hidden {
    display: none !important;
}
#practiceTab .practice-word-main.word-card,
#practiceTab .word-card {
    position: relative !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: stretch !important;
    justify-content: flex-start !important;
    flex: 1 1 auto !important;
    width: auto !important;
    min-width: 0 !important;
    max-width: none !important;
    margin: 0 !important;
    padding: 0.85rem 1.15rem 1rem 1.45rem !important;
    min-height: min(36vh, 320px) !important;
    height: auto !important;
    gap: 0.75rem !important;
    box-sizing: border-box !important;
    overflow: visible !important;
    text-align: center !important;
    border-radius: 1.25rem !important;
    border: 2px solid #DDD6FE !important;
    background: rgba(255, 255, 255, 0.95) !important;
    box-shadow: 0 8px 22px rgba(139, 92, 246, 0.1) !important;
}
#practiceTab .practice-word-main.word-card:has(.practice-ready-btn:not(.hidden)) {
    justify-content: center !important;
    align-items: center !important;
    min-height: min(52vh, 420px) !important;
    flex: 1 1 auto !important;
}
#practiceTab .practice-stage:has(.practice-ready-btn:not(.hidden)) {
    flex: 1 1 auto !important;
    min-height: min(58vh, 480px) !important;
    align-items: stretch !important;
}
#practiceTab .practice-ready-btn:not(.hidden) {
    margin: 0 auto !important;
}
#practiceTab .practice-bottom-nav {
    position: fixed !important;
    left: 0 !important;
    right: 0 !important;
    bottom: 0.55rem !important;
    z-index: 200 !important;
    display: flex !important;
    justify-content: space-between !important;
    align-items: center !important;
    pointer-events: none !important;
    padding: 0 0.85rem !important;
    box-sizing: border-box !important;
    gap: 0.5rem !important;
}
#practiceTab .practice-bottom-nav.hidden {
    display: none !important;
}
#practiceTab .practice-corner-btn {
    pointer-events: auto !important;
    min-width: 7.2rem !important;
    height: 2.65rem !important;
    border-radius: 999px !important;
    border: 1.5px solid #E9D5FF !important;
    background: rgba(255,255,255,0.98) !important;
    color: #7C3AED !important;
    font-size: 0.92rem !important;
    font-weight: 800 !important;
    cursor: pointer !important;
    box-shadow: 0 8px 22px rgba(139, 92, 246, 0.22) !important;
}
#practiceTab .practice-corner-btn:disabled {
    opacity: 0.35 !important;
    cursor: default !important;
}
#practiceTab.tab-content.active {
    padding-bottom: 3.4rem !important;
}
#practiceTab #pWordDisplay,
#practiceTab #pWordDisplayDict {
    font-family: "Fredoka", "Noto Sans SC", sans-serif !important;
    font-size: clamp(2.2rem, 5.5vw, 3.6rem) !important;
    font-weight: 800 !important;
    line-height: 1.25 !important;
    max-width: 100% !important;
    margin: 0.35rem auto 0.5rem !important;
    word-break: break-word !important;
    color: var(--home-deep, #5B4B8A) !important;
}
#practiceTab #pOptionsContainer.options:not(.hidden) {
    display: grid !important;
    grid-template-columns: repeat(4, minmax(0, 1fr)) !important;
    gap: 0.85rem 1rem !important;
    width: 100% !important;
    max-width: 100% !important;
    margin: 0.35rem 0 0.15rem 0.65rem !important;
    padding: 0.2rem 0.25rem 0.2rem 0.35rem !important;
    background: transparent !important;
    border: none !important;
    border-radius: 0 !important;
    box-shadow: none !important;
    box-sizing: border-box !important;
    pointer-events: auto !important;
    position: relative !important;
    z-index: 5 !important;
    overflow: visible !important;
}
#practiceTab #pOptionsContainer.options.hidden,
#practiceTab #pInputContainer.hidden,
#practiceTab #pDictationContainer.hidden,
#practiceTab #pDictationUpload.hidden,
#practiceTab #pDictationResults.hidden,
#practiceTab #pNextArea.hidden {
    display: none !important;
}
#practiceTab #pOptionsContainer .option-btn {
    position: relative !important;
    z-index: 6 !important;
    pointer-events: auto !important;
    cursor: pointer !important;
    font-size: clamp(1.25rem, 3.2vw, 1.85rem) !important;
    font-weight: 800 !important;
    padding: 1.05rem 0.75rem !important;
    min-height: 4.2rem !important;
    line-height: 1.3 !important;
    white-space: normal !important;
    word-break: break-word !important;
    width: 100% !important;
    border-radius: 1.35rem 1.55rem 1.4rem 1.6rem / 1.5rem 1.35rem 1.6rem 1.4rem !important;
    border: 1.5px solid color-mix(in srgb, var(--home-primary, var(--primary)) 14%, #E2E8F0) !important;
    background: linear-gradient(180deg, #FFFFFF 0%, #F0F9FF 100%) !important;
    box-shadow: 0 3px 0 color-mix(in srgb, #38BDF8 14%, #CBD5E1), 0 6px 14px rgba(15, 23, 42, 0.06) !important;
    color: #334155 !important;
}
#practiceTab #pInputContainer:not(.hidden) {
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    gap: 0.65rem !important;
    width: min(560px, 100%) !important;
    margin: 0.35rem auto 0 !important;
}
#practiceTab #pInputContainer .spell-input {
    width: 100% !important;
    max-width: 560px !important;
    font-size: 1.35rem !important;
    padding: 0.85rem 1rem !important;
    margin: 0 !important;
    box-sizing: border-box !important;
}
#practiceTab #pDictationContainer:not(.hidden),
#practiceTab #pDictationUpload:not(.hidden) {
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    gap: 0.55rem !important;
    width: min(520px, 100%) !important;
    margin: 0.25rem auto 0 !important;
    padding: 0.85rem 0.9rem !important;
    background: rgba(255, 255, 255, 0.72) !important;
    border: 1.5px solid color-mix(in srgb, var(--home-primary, var(--primary)) 12%, #E2E8F0) !important;
    border-radius: 1.15rem !important;
    box-sizing: border-box !important;
}
#practiceTab .dict-progress {
    font-weight: 800 !important;
    color: var(--home-primary, var(--primary)) !important;
    font-size: 1.05rem !important;
}
#practiceTab .dict-hint {
    font-size: 0.95rem !important;
    color: #64748B !important;
    line-height: 1.45 !important;
    margin: 0 !important;
    max-width: 36rem !important;
}
#practiceTab .dict-next-btn {
    width: min(100%, 320px) !important;
    min-height: 2.8rem !important;
}
#practiceTab #pNextArea:not(.hidden) {
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    gap: 0.75rem !important;
    margin-top: 0.65rem !important;
    width: 100% !important;
}
#practiceTab #pResultMsg {
    font-weight: 800 !important;
    font-size: clamp(1.15rem, 2.8vw, 1.45rem) !important;
    margin: 0 !important;
}
#practiceTab #pNextArea .btn {
    min-height: 3rem !important;
    padding: 0.7rem 1.6rem !important;
    font-size: 1.2rem !important;
}
#practiceTab #pNextBtn.hidden {
    display: none !important;
}
#practiceTab .practice-word-sub {
    font-family: "Noto Sans SC", "Fredoka", sans-serif !important;
    font-size: clamp(1.15rem, 2.8vw, 1.55rem) !important;
    font-weight: 700 !important;
    color: #64748B !important;
    margin: -0.25rem 0 0.15rem !important;
    line-height: 1.35 !important;
}
#practiceTab .practice-word-sub.hidden,
#practiceTab .practice-spell-hint.hidden {
    display: none !important;
}
#practiceTab .practice-spell-hint {
    margin: 0 auto !important;
    max-width: 36rem !important;
    font-size: 0.98rem !important;
    font-weight: 700 !important;
    color: var(--home-primary, var(--primary)) !important;
    line-height: 1.4 !important;
}
@keyframes practice-teacher-photo-talk {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.03); }
}
/* 平板/1280窗：老师栏变窄，选项改 2×2，避免四列挤出右边界 */
@media (max-width: 1400px) {
    #practiceTab .practice-teacher-col {
        width: clamp(120px, 15vw, 160px) !important;
        padding: 0.45rem 0.3rem !important;
    }
    #practiceTab .practice-teacher-bubble {
        font-size: 0.76rem !important;
        padding: 0.45rem 0.5rem !important;
        max-height: min(36vh, 200px) !important;
    }
    #practiceTab .practice-word-main.word-card,
    #practiceTab .word-card {
        padding: 0.75rem 0.85rem 0.9rem 1rem !important;
        min-width: 0 !important;
    }
    #practiceTab #pOptionsContainer.options:not(.hidden) {
        grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
        margin: 0.3rem 0 0.1rem 0.35rem !important;
        padding: 0.15rem 0.1rem 0.15rem 0.2rem !important;
        gap: 0.65rem 0.75rem !important;
    }
    #practiceTab #pOptionsContainer .option-btn {
        font-size: clamp(1.05rem, 2.6vw, 1.45rem) !important;
        padding: 0.85rem 0.6rem !important;
        min-height: 3.6rem !important;
    }
}
@media (max-width: 720px) {
    #practiceTab .practice-stage {
        flex-direction: column !important;
        align-items: stretch !important;
        gap: 0.45rem !important;
    }
    #practiceTab .practice-teacher-col {
        width: 100% !important;
        flex-direction: row !important;
        flex-wrap: wrap !important;
        align-items: flex-start !important;
        justify-content: flex-start !important;
        gap: 0.55rem 0.75rem !important;
        text-align: left !important;
        padding: 0.35rem 0.2rem !important;
    }
    #practiceTab .practice-teacher-face {
        width: 64px !important;
        height: 64px !important;
        aspect-ratio: auto !important;
    }
    #practiceTab .practice-teacher-name {
        flex: 1 1 auto !important;
        align-self: center !important;
        font-size: 0.82rem !important;
    }
    #practiceTab .practice-teacher-bubble {
        flex: 1 1 100% !important;
        max-height: 6.5rem !important;
        font-size: 0.78rem !important;
    }
    #practiceTab .practice-teacher-actions {
        flex-direction: row !important;
        flex: 1 1 100% !important;
    }
    #practiceTab .practice-teacher-actions .btn {
        width: auto !important;
        flex: 1 1 auto !important;
    }
    #practiceTab .practice-word-main.word-card,
    #practiceTab .word-card {
        padding: 0.7rem 0.7rem 0.85rem !important;
        min-height: 0 !important;
    }
    #practiceTab #pWordDisplay,
    #practiceTab #pWordDisplayDict {
        font-size: clamp(1.7rem, 8vw, 2.4rem) !important;
        margin: 0.2rem auto 0.35rem !important;
    }
    #practiceTab #pOptionsContainer.options:not(.hidden) {
        grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
        margin: 0.25rem 0 0 !important;
        padding: 0 !important;
        gap: 0.55rem !important;
        width: 100% !important;
    }
    #practiceTab #pOptionsContainer .option-btn {
        font-size: clamp(0.98rem, 3.8vw, 1.25rem) !important;
        padding: 0.75rem 0.45rem !important;
        min-height: 3.2rem !important;
    }
    #practiceTab .practice-card-actions {
        top: 0.4rem !important;
        right: 0.4rem !important;
        max-width: calc(100% - 0.8rem) !important;
    }
    #practiceTab .practice-card-actions .btn {
        font-size: 0.78rem !important;
        padding: 0.28rem 0.5rem !important;
    }
}
#practiceTab .practice-title-row {
    gap: 0.65rem 0.9rem !important;
    margin-bottom: 0.65rem !important;
    flex-wrap: wrap !important;
    align-items: center !important;
}
#practiceTab .practice-inline-back {
    display: inline-flex !important;
    align-items: center !important;
    flex-shrink: 0 !important;
    border: 1.5px solid color-mix(in srgb, var(--home-primary, var(--primary)) 22%, #E2E8F0) !important;
    background: rgba(255, 255, 255, 0.96) !important;
    color: var(--home-deep, #475569) !important;
    border-radius: 999px !important;
    padding: 0.4rem 0.9rem !important;
    font-weight: 700 !important;
    font-size: 0.92rem !important;
    cursor: pointer !important;
    white-space: nowrap !important;
    box-shadow: 0 2px 8px rgba(15, 23, 42, 0.06);
    visibility: visible !important;
    opacity: 1 !important;
    pointer-events: auto !important;
}

#practiceTab .practice-actions,
#practiceTab .practice-card-actions {
    position: absolute !important;
    top: 0.55rem !important;
    right: 0.6rem !important;
    bottom: auto !important;
    z-index: 6 !important;
    display: flex !important;
    flex-wrap: wrap !important;
    justify-content: flex-end !important;
    align-items: center !important;
    gap: 0.4rem !important;
    margin: 0 !important;
    padding: 0 !important;
    background: transparent !important;
    width: auto !important;
    max-width: calc(100% - 1.2rem) !important;
    box-sizing: border-box !important;
    pointer-events: none !important;
}
#practiceTab .practice-actions .btn,
#practiceTab .practice-card-actions .btn {
    flex: 0 1 auto !important;
    min-width: 0 !important;
    max-width: none !important;
    pointer-events: auto !important;
    padding: 0.35rem 0.7rem !important;
    font-size: 0.85rem !important;
}
#practiceTab .practice-bottom-dock {
    position: fixed !important;
    left: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
    z-index: 180 !important;
    padding: 0.45rem 0.75rem calc(0.55rem + env(safe-area-inset-bottom, 0px)) !important;
    background: linear-gradient(180deg, rgba(236, 253, 245, 0) 0%, rgba(236, 253, 245, 0.92) 28%, rgba(255, 255, 255, 0.98) 100%) !important;
    box-sizing: border-box !important;
}
#practiceTab .practice-bottom-dock.hidden {
    display: none !important;
}
#practiceTab .practice-bottom-dock .word-select-panel {
    max-width: 920px !important;
    margin: 0 auto 0.35rem !important;
    width: 100% !important;
}
#practiceTab .practice-ready-btn {
    display: inline-flex !important;
    flex-direction: column !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 0.35rem !important;
    align-self: center !important;
    margin: 1.2rem auto 0.55rem !important;
    min-width: min(86%, 420px) !important;
    min-height: clamp(7rem, 22vh, 11rem) !important;
    padding: 1.2rem 1.6rem !important;
    border: none !important;
    border-radius: 1.5rem !important;
    cursor: pointer !important;
    background:
        radial-gradient(circle at 30% 20%, rgba(255,255,255,0.55) 0%, transparent 45%),
        linear-gradient(145deg, #FB923C 0%, #EC4899 42%, #8B5CF6 78%, #0EA5E9 100%) !important;
    box-shadow:
        0 14px 32px rgba(236, 72, 153, 0.28),
        inset 0 1px 0 rgba(255,255,255,0.35) !important;
}
#practiceTab .practice-ready-btn:hover {
    transform: scale(1.03);
}
#practiceTab .practice-ready-btn.hidden {
    display: none !important;
}
#practiceTab .practice-ready-btn .learn-ready-main {
    font-family: "Fredoka", "Noto Sans SC", sans-serif !important;
    font-size: clamp(2.4rem, 8vw, 4.2rem) !important;
    font-weight: 800 !important;
    color: #fff !important;
    line-height: 1.1 !important;
}
#practiceTab .practice-ready-btn .learn-ready-sub {
    font-size: clamp(0.95rem, 2.4vw, 1.15rem) !important;
    font-weight: 700 !important;
    color: rgba(255,255,255,0.92) !important;
}
#practiceTab .practice-level-info {
    text-align: center !important;
    color: var(--home-primary, var(--primary)) !important;
    font-weight: 700 !important;
    font-size: clamp(0.9rem, 2.2vw, 1.05rem) !important;
    margin: 0.15rem 0 0.35rem !important;
    line-height: 1.35 !important;
}
#practiceTab .practice-level-info.hidden,
#practiceTab .practice-hero-word.hidden {
    display: none !important;
}
#practiceTab.tab-content.active {
    padding-bottom: 7.5rem !important;
}
#practiceTab .word-select-panel:not(.collapsed) {
    max-width: 920px !important;
    margin-left: auto !important;
    margin-right: auto !important;
    width: 100% !important;
}
#practiceTab #practiceWordSelect {
    max-height: 160px !important;
}

/* ===== 在线词典：字号约 2 倍，方便孩子看清 ===== */
#dictTab.tab-content.active {
    font-size: 1.15rem !important;
}
#dictTab h3 {
    font-size: clamp(1.7rem, 3.8vw, 2.5rem) !important;
    margin-bottom: 0.85rem !important;
    line-height: 1.25 !important;
}
#dictTab #dictInput.search-box,
#dictTab input.search-box {
    font-size: clamp(1.35rem, 3vw, 2rem) !important;
    padding: 0.85rem 1.25rem !important;
    min-height: 3.2rem !important;
    margin-bottom: 0.85rem !important;
}
#dictTab > div > .btn,
#dictTab #addFromDict {
    font-size: clamp(1.2rem, 2.6vw, 1.75rem) !important;
    padding: 0.7rem 1.35rem !important;
    min-height: 2.8rem !important;
    border-radius: 999px !important;
}
#dictTab .dict-history-wrap {
    margin-top: 1.25rem !important;
    padding-top: 0.85rem !important;
}
#dictTab .dict-history-head h4 {
    font-size: clamp(1.15rem, 2.5vw, 1.7rem) !important;
}
#dictTab .dict-history-head .btn {
    font-size: clamp(1rem, 2.2vw, 1.4rem) !important;
    padding: 0.45rem 0.95rem !important;
}
#dictTab .dict-history-list {
    gap: 0.6rem !important;
}
#dictTab .dict-history-item {
    font-size: clamp(1.05rem, 2.4vw, 1.55rem) !important;
    padding: 0.5rem 0.95rem !important;
    line-height: 1.35 !important;
    max-width: 100% !important;
    white-space: normal !important;
}
#dictTab .dict-history-list > span,
#dictTab .dict-history-empty {
    font-size: clamp(1.05rem, 2.3vw, 1.5rem) !important;
    color: #94A3B8 !important;
}
#dictTab .dict-lookup-card {
    padding: 1.05rem 1.2rem !important;
    margin-top: 0.85rem !important;
}
#dictTab .dict-lookup-card p {
    font-size: clamp(1.15rem, 2.5vw, 1.7rem) !important;
    line-height: 1.45 !important;
}
#dictTab .dict-lookup-word {
    font-size: clamp(2rem, 4.5vw, 3.1rem) !important;
    margin-bottom: 0.4rem !important;
    line-height: 1.15 !important;
}
#dictTab .dict-lookup-phonetic {
    font-size: clamp(1.05rem, 2.4vw, 1.55rem) !important;
    margin-bottom: 0.55rem !important;
}
#dictTab .dict-lookup-meaning {
    font-size: clamp(1.2rem, 2.6vw, 1.75rem) !important;
    margin-bottom: 0.55rem !important;
    line-height: 1.45 !important;
}
#dictTab .dict-lookup-example {
    font-size: clamp(1.05rem, 2.4vw, 1.55rem) !important;
    padding: 0.75rem 0.95rem !important;
    line-height: 1.5 !important;
}
#dictTab .dict-lookup-source {
    font-size: clamp(0.95rem, 2.1vw, 1.35rem) !important;
}
#dictTab .dict-lookup-actions .btn,
#dictTab .dict-local-list .btn {
    font-size: clamp(1rem, 2.2vw, 1.45rem) !important;
    padding: 0.55rem 0.95rem !important;
}

@media (max-width: 820px) {
    #gameTab .defense-options {
        grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    }
    #gameTab .game-tag-toolbar {
        grid-column: 1;
        grid-row: 1;
    }
    #gameTab .game-meta-bar {
        left: 0.4rem;
        bottom: 0.35rem;
        max-width: calc(100% - 0.8rem);
        font-size: 0.72rem !important;
    }
    #learnTab .learn-hero,
    #reviewTab .action-island,
    #practiceTab .word-card {
        height: auto !important;
        max-height: none !important;
        min-height: 0 !important;
    }
    #practiceTab .mode-tag-row .mode-tag {
        flex: 1 1 calc(33.33% - 0.35rem) !important;
        min-width: 4.8rem !important;
        font-size: 0.82rem !important;
        padding: 0.4rem 0.45rem 0.5rem !important;
    }
    #practiceTab .practice-actions .btn,
    #practiceTab .practice-card-actions .btn {
        flex: 0 1 auto !important;
        max-width: none !important;
        min-width: 0 !important;
        font-size: 0.78rem !important;
        padding: 0.3rem 0.55rem !important;
    }
}

/* file:// 打开：麦克风无法持久授权提示 */
.file-protocol-mic-banner {
    position: fixed;
    left: 0;
    right: 0;
    top: 0;
    z-index: 12000;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 0.55rem 1rem;
    padding: 0.65rem 1rem;
    background: linear-gradient(105deg, #fff7ed 0%, #ffedd5 55%, #fed7aa 100%);
    border-bottom: 2px solid #f97316;
    color: #9a3412;
    font-family: "Noto Sans SC", "PingFang SC", sans-serif;
    font-size: 0.88rem;
    line-height: 1.45;
    box-shadow: 0 6px 18px rgba(249, 115, 22, 0.18);
}
.file-protocol-mic-banner-text {
    flex: 1 1 16rem;
    min-width: 0;
}
.file-protocol-mic-banner-text code {
    font-size: 0.84em;
    padding: 0.05em 0.35em;
    border-radius: 0.3em;
    background: rgba(255, 255, 255, 0.75);
    color: #c2410c;
}
.file-protocol-mic-banner-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.45rem;
}
.file-protocol-mic-link,
.file-protocol-mic-dismiss {
    border: 0;
    border-radius: 999px;
    padding: 0.35rem 0.85rem;
    font: inherit;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
}
.file-protocol-mic-link {
    background: #ea580c;
    color: #fff;
}
.file-protocol-mic-dismiss {
    background: rgba(255, 255, 255, 0.85);
    color: #9a3412;
}
body.has-file-protocol-banner {
    padding-top: 4.2rem;
}
@media (max-width: 720px) {
    body.has-file-protocol-banner {
        padding-top: 5.5rem;
    }
}

/* ===== 设计稿 02 / 03：AI 对话 ===== */
#bookRoleplayTab .brp-stage {
    background: #F7F1E3 !important;
    min-height: calc(100vh - 5.2rem);
    padding: 0.55rem 1.1rem 1.2rem;
}
#bookRoleplayTab .brp-deco { display: none !important; }
#bookRoleplayTab .brp-lobby,
#bookRoleplayTab .brp-chat { max-width: 1180px; }
#bookRoleplayTab .brp-lobby-grid {
    display: grid;
    grid-template-columns: minmax(20rem, 0.95fr) minmax(0, 1.2fr);
    gap: 0.85rem 0.95rem;
    align-items: stretch;
}
#bookRoleplayTab .brp-book-card {
    background: #FFFEF8;
    border-radius: 1.45rem;
    padding: 0.9rem 1rem 0.85rem;
    box-shadow: 0 8px 22px rgba(120, 90, 40, 0.07);
}
#bookRoleplayTab .brp-book-art {
    height: auto;
    min-height: 10.5rem;
    border-radius: 1rem;
    overflow: hidden;
    background: #FFF7ED;
    margin: 0.45rem 0 0.55rem;
}
#bookRoleplayTab .brp-book-art img {
    display: block;
    width: 100%;
    height: 11.5rem;
    object-fit: cover;
    object-position: center 40%;
}
#bookRoleplayTab .brp-page-mini {
    gap: 0.35rem !important;
}
#bookRoleplayTab .brp-page-mini select { flex: 1 1 auto; min-width: 0; }
#bookRoleplayTab .brp-voice-bar {
    display: grid !important;
    grid-template-columns: 1fr 1fr auto;
    grid-template-areas:
        "zh en test"
        "rate rate test";
    align-items: end;
    gap: 0.45rem 0.7rem;
    background: #FFFEF8 !important;
    border: none !important;
    box-shadow: 0 8px 22px rgba(120, 90, 40, 0.07) !important;
    border-radius: 1.25rem !important;
    padding: 0.85rem 0.95rem !important;
    margin: 0 !important;
}
#bookRoleplayTab .brp-voice-field:nth-child(1) { grid-area: zh; }
#bookRoleplayTab .brp-voice-field:nth-child(2) { grid-area: en; }
#bookRoleplayTab .brp-rate-field { grid-area: rate; }
#bookRoleplayTab .brp-voice-test {
    grid-area: test;
    width: 2.7rem;
    height: 2.7rem;
    padding: 0;
    border-radius: 50%;
    background: #34D399;
    color: #fff;
    border: none;
    font-size: 0.95rem;
    align-self: center;
}
#bookRoleplayTab .brp-voice-field select {
    border-radius: 999px !important;
    min-height: 2.45rem;
    padding: 0.2rem 0.8rem;
}
#bookRoleplayTab .book-roleplay-roles {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr 1fr;
    gap: 0.8rem;
    min-height: 26rem;
}
#bookRoleplayTab .book-roleplay-role-card {
    min-height: 0 !important;
    height: 100%;
    padding: 0.9rem 0.95rem 0.55rem !important;
    border-radius: 1.4rem !important;
    box-shadow: 0 8px 20px rgba(120, 90, 40, 0.08) !important;
    align-items: flex-start !important;
    text-align: left !important;
    overflow: hidden;
}
#bookRoleplayTab .book-roleplay-role-card .illu {
    display: block;
    width: calc(100% + 1.9rem);
    margin: 0.45rem -0.95rem -0.55rem;
    height: 7.2rem;
    background-size: cover;
    background-position: center;
    border-radius: 0 0 1.3rem 1.3rem;
}
#bookRoleplayTab .book-roleplay-role-card.tone-book .illu { background-image: url("../ui/role-book.jpg"); }
#bookRoleplayTab .book-roleplay-role-card.tone-chat .illu { background-image: url("../ui/role-chat.jpg"); }
#bookRoleplayTab .book-roleplay-role-card.tone-teach .illu { background-image: url("../ui/role-teacher.jpg"); }
#bookRoleplayTab .book-roleplay-role-card.tone-scene .illu { background-image: url("../ui/role-scene.jpg"); }
#bookRoleplayTab .book-roleplay-role-card .ico { display: none; }
#bookRoleplayTab .brp-deco { display: none !important; }
#bookRoleplayTab .brp-lobby,
#bookRoleplayTab .brp-chat { max-width: 1180px; }
#bookRoleplayTab .brp-lobby-grid {
    display: grid;
    grid-template-columns: minmax(18rem, 0.92fr) minmax(0, 1.2fr);
    gap: 0.9rem 1rem;
    align-items: stretch;
}
#bookRoleplayTab .brp-left {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}
#bookRoleplayTab .brp-book-card {
    background: #fff;
    border-radius: 1.4rem;
    padding: 0.95rem 1rem 1rem;
    box-shadow: 0 10px 24px rgba(120, 90, 40, 0.07);
    flex: 1 1 auto;
}
#bookRoleplayTab .brp-book-head {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.45rem 0.7rem;
}
#bookRoleplayTab .brp-book-tag {
    display: inline-flex;
    align-items: center;
    padding: 0.18rem 0.6rem;
    border-radius: 999px;
    background: #D1FAE5;
    color: #047857;
    font-size: 0.8rem;
    font-weight: 800;
}
#bookRoleplayTab .book-roleplay-page-chip {
    background: transparent !important;
    border: none !important;
    color: #78716C !important;
    padding: 0 !important;
    margin: 0 !important;
    font-size: 0.88rem !important;
    font-weight: 700 !important;
}
#bookRoleplayTab .brp-book-lead {
    margin: 0.65rem 0 0.4rem;
    font-size: 1.15rem;
    font-weight: 800;
    color: #3F3F46;
}
#bookRoleplayTab .brp-book-art {
    height: auto !important;
    min-height: 10.5rem;
    border-radius: 1rem;
    overflow: hidden;
    background: #FFF7ED;
    margin: 0.45rem 0 0.55rem;
    display: block;
    font-size: 0;
}
#bookRoleplayTab .brp-book-art img {
    display: block;
    width: 100%;
    height: 12.2rem;
    object-fit: cover;
    object-position: center 42%;
}
#bookRoleplayTab .brp-page-mini {
    display: flex;
    gap: 0.35rem;
    align-items: center;
    font-size: 0.78rem;
    color: #A8A29E;
}
#bookRoleplayTab .brp-voice-bar {
    display: grid !important;
    grid-template-columns: 1fr 1fr auto;
    grid-template-areas:
        "zh en test"
        "rate rate test";
    align-items: end;
    gap: 0.45rem 0.7rem;
    background: #FFFEF8 !important;
    border: none !important;
    box-shadow: 0 8px 22px rgba(120, 90, 40, 0.07) !important;
    border-radius: 1.25rem !important;
    padding: 0.85rem 0.95rem !important;
    margin: 0 !important;
}
#bookRoleplayTab .brp-voice-test {
    grid-area: test;
    width: 2.7rem !important;
    height: 2.7rem !important;
    min-width: 2.7rem;
    padding: 0 !important;
    border-radius: 50% !important;
    background: #34D399 !important;
    color: #fff !important;
    border: none !important;
    font-size: 0.95rem;
    align-self: center;
}
#bookRoleplayTab .book-roleplay-roles {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr 1fr;
    gap: 0.8rem;
    min-height: 22rem;
}
#bookRoleplayTab .book-roleplay-role-card {
    min-height: 0 !important;
    height: 100%;
    padding: 1rem 1.05rem 0.9rem !important;
    border-radius: 1.35rem !important;
    box-shadow: 0 10px 22px rgba(120, 90, 40, 0.08) !important;
    align-items: flex-start !important;
    text-align: left !important;
}
#bookRoleplayTab .book-roleplay-role-card::after { display: none; }
#bookRoleplayTab .book-roleplay-role-card .num {
    font-family: "Fredoka", "Noto Sans SC", sans-serif;
    font-size: 1.32rem;
    font-weight: 800;
    color: #3F3F46;
    position: relative;
    z-index: 1;
}
#bookRoleplayTab .book-roleplay-role-card .name { display: none !important; }
#bookRoleplayTab .book-roleplay-role-card .desc {
    color: #57534E !important;
    font-size: 0.88rem !important;
}
#bookRoleplayTab .book-roleplay-role-card .ico { display: none !important; }
#bookRoleplayTab .book-roleplay-role-card .tag { display: none; }
#bookRoleplayTab .book-roleplay-role-card.tone-book { background: linear-gradient(165deg, #FFF4CC, #FDE68A) !important; }
#bookRoleplayTab .book-roleplay-role-card.tone-chat { background: linear-gradient(165deg, #E7F8EF, #BBF7D0) !important; }
#bookRoleplayTab .book-roleplay-role-card.tone-teach { background: linear-gradient(165deg, #E0F2FE, #BAE6FD) !important; }
#bookRoleplayTab .book-roleplay-role-card.tone-scene { background: linear-gradient(165deg, #FFEDD5, #FED7AA) !important; }
#bookRoleplayTab .brp-chat-shell {
    background: #FBF8F1 !important;
    border: none !important;
    box-shadow: none !important;
    border-radius: 1.4rem !important;
}
#bookRoleplayTab .book-roleplay-chat-bar {
    background: transparent !important;
    border-bottom: none !important;
    padding: 0.55rem 0.4rem 0.2rem !important;
}
#bookRoleplayTab .brp-now-who {
    display: flex;
    align-items: center;
    gap: 0.65rem;
}
#bookRoleplayTab .brp-now-av {
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    background: #FFF7ED;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.55rem;
    box-shadow: 0 4px 12px rgba(120,90,40,0.08);
}
#bookRoleplayTab .book-roleplay-now {
    color: #3F3F46 !important;
    font-size: 1.35rem !important;
}
#bookRoleplayTab .brp-btn.ghost {
    background: #fff;
    color: #57534E;
    border: 1.5px solid #E7E5E4;
}
#bookRoleplayTab .brp-btn.outline {
    background: #fff;
    color: #B45309;
    border: 1.5px solid #FDBA74;
}
#bookRoleplayTab .brp-chat-voice-mini {
    background: transparent !important;
    border: none !important;
    padding: 0.15rem 0.4rem 0.55rem !important;
}
#bookRoleplayTab .brp-chat-voice-mini select {
    background: transparent;
    border: none;
    min-width: 5.5rem;
    font-weight: 800;
    color: #57534E;
}
#bookRoleplayTab .brp-voice-slash { color: #A8A29E; font-weight: 800; }
#bookRoleplayTab .book-roleplay-msgs {
    background: transparent !important;
    min-height: 12rem;
    max-height: min(46vh, 420px);
}
#bookRoleplayTab #bookRoleplayChat .page-read-tutor-bubble.ai {
    background: #FFF7ED !important;
    box-shadow: none !important;
}
#bookRoleplayTab #bookRoleplayChat .page-read-tutor-bubble.user {
    background: #ECFDF5 !important;
    box-shadow: none !important;
}
#bookRoleplayTab .book-roleplay-chips button {
    border-color: #E7E5E4 !important;
    color: #57534E !important;
    background: #fff !important;
}
#bookRoleplayTab .page-read-tutor-mic {
    background: #D1FAE5 !important;
    color: #047857;
}
#bookRoleplayTab .brp-btn.send {
    width: 2.8rem;
    min-height: 2.8rem;
    padding: 0;
    border-radius: 50%;
    background: #F59E0B !important;
    box-shadow: none !important;
}
@media (max-width: 900px) {
    #bookRoleplayTab .brp-lobby-grid { grid-template-columns: 1fr; }
    #bookRoleplayTab .book-roleplay-roles { min-height: 16rem; }
}

#bookRoleplayTab .brp-lobby-sub { display: none !important; }
#bookRoleplayTab .book-roleplay-role-card {
    display: flex !important;
    flex-direction: column !important;
    justify-content: flex-start !important;
}
#bookRoleplayTab .book-roleplay-role-card .illu {
    display: block !important;
    flex: 1 1 auto;
    width: calc(100% + 1.9rem) !important;
    margin: 0.45rem -0.95rem -0.55rem !important;
    min-height: 7.2rem;
    height: 7.4rem !important;
    background-size: cover !important;
    background-position: center !important;
    border-radius: 0 0 1.3rem 1.3rem !important;
}
#bookRoleplayTab .book-roleplay-role-card.tone-book .illu { background-image: url("../ui/role-book.jpg") !important; }
#bookRoleplayTab .book-roleplay-role-card.tone-chat .illu { background-image: url("../ui/role-chat.jpg") !important; }
#bookRoleplayTab .book-roleplay-role-card.tone-teach .illu { background-image: url("../ui/role-teacher.jpg") !important; }
#bookRoleplayTab .book-roleplay-role-card.tone-scene .illu { background-image: url("../ui/role-scene.jpg") !important; }