/* Chinese module styles */
.chinese-hub-container,
.chinese-grammar-hub-container,
.chinese-grammar-theory-container {
    max-width: 600px;
    width: 100%;
    min-height: 100vh;
    min-height: 100dvh;
    margin: 0 auto;
}

.chinese-toolbar {
    display: flex;
    justify-content: center;
    margin: 0.5rem 0 1rem;
}

.chinese-dir-toggle .toggle-text {
    font-weight: 700;
}

.chinese-module-grid {
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
    padding: 0 1rem 2rem;
    margin-top: 1rem;
}

.chinese-mode-card {
    min-height: auto;
}

.chinese-setup-note {
    margin: -0.2rem 0 0.8rem;
    font-size: 0.84rem;
    color: var(--text-muted);
    text-align: center;
}

/* Grammar hub */
.chinese-topic-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 0.85rem;
    margin: 0.9rem 0 1rem;
}

.chinese-topic-card {
    width: 100%;
    text-align: left;
    border: 2px solid var(--border);
    border-radius: var(--radius-organic);
    background: var(--bg-card);
    color: var(--text-primary);
    padding: 0.9rem;
    cursor: pointer;
    transition: transform var(--duration-fast), box-shadow var(--duration-fast), border-color var(--duration-fast);
}

.chinese-topic-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-soft);
}

.chinese-topic-card--locked {
    opacity: 0.64;
    cursor: not-allowed;
}

.chinese-topic-card--completed {
    border-color: var(--correct);
    background: var(--correct-bg);
}

.chinese-topic-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.7rem;
    margin-bottom: 0.4rem;
}

.chinese-topic-title {
    font-size: 0.95rem;
    font-weight: 800;
}

.chinese-topic-badge {
    border-radius: var(--radius-full);
    font-size: 0.7rem;
    font-weight: 700;
    padding: 0.2rem 0.55rem;
    background: var(--bg-sunken);
    color: var(--text-secondary);
}

.chinese-topic-meta {
    font-size: 0.77rem;
    color: var(--text-muted);
    display: flex;
    gap: 0.55rem;
}

/* Grammar theory */
.chinese-theory-panel {
    border: 1px solid var(--border);
    border-radius: var(--radius-organic);
    background: var(--bg-card);
    padding: 1rem;
    margin: 0.7rem 0 1rem;
}

.chinese-theory-description {
    margin: 0 0 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.chinese-theory-block {
    margin-bottom: 0.95rem;
}

.chinese-theory-block-title {
    font-weight: 800;
    font-size: 0.88rem;
    margin-bottom: 0.45rem;
}

.chinese-theory-list {
    display: flex;
    flex-direction: column;
    gap: 0.55rem;
}

.chinese-theory-card {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 0.62rem 0.7rem;
    background: var(--bg-sunken);
}

.chinese-theory-card-title {
    font-size: 0.83rem;
    font-weight: 800;
    margin-bottom: 0.2rem;
}

.chinese-theory-card-desc {
    font-size: 0.79rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.chinese-chip-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.chinese-chip {
    border-radius: var(--radius-full);
    padding: 0.25rem 0.65rem;
    background: var(--bg-sunken);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    font-size: 0.75rem;
    font-weight: 600;
}

.chinese-note-list {
    margin: 0;
    padding-left: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.55;
}

/* Phrases hub/favorites */
.chinese-phrases-category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 0.7rem;
}

.chinese-category-card {
    border: 2px solid var(--border);
    border-radius: var(--radius-organic);
    background: var(--bg-card);
    padding: 0.8rem;
    text-align: left;
    cursor: pointer;
    transition: transform var(--duration-fast), box-shadow var(--duration-fast);
}

.chinese-category-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-soft);
}

.chinese-category-title {
    font-size: 0.88rem;
    font-weight: 800;
    margin-bottom: 0.2rem;
}

.chinese-category-meta {
    font-size: 0.76rem;
    color: var(--text-muted);
}

.chinese-fav-list {
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
    margin: 0.85rem 0;
}

.chinese-fav-item {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--bg-card);
    padding: 0.7rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.7rem;
}

.chinese-fav-text {
    min-width: 0;
}

.chinese-fav-zh {
    font-weight: 800;
}

.chinese-fav-vi {
    color: var(--text-secondary);
    font-size: 0.82rem;
}

.chinese-fav-remove {
    border: none;
    background: var(--wrong-bg);
    color: var(--wrong);
    font-weight: 700;
    border-radius: var(--radius-full);
    padding: 0.3rem 0.7rem;
    cursor: pointer;
}

/* Align Chinese phrase hub with English phrases level colors */
#chinese-phrases-level-filter .level-pill.active[data-level="HSK1"] { background: var(--correct); border-color: var(--correct); color: white; }
#chinese-phrases-level-filter .level-pill.active[data-level="HSK2"] { background: var(--info); border-color: var(--info); color: white; }
#chinese-phrases-level-filter .level-pill.active[data-level="HSK3"] { background: #D97706; border-color: #D97706; color: white; }
#chinese-phrases-level-filter .level-pill.active[data-level="HSK4"] { background: #7C3AED; border-color: #7C3AED; color: white; }
#chinese-phrases-level-filter .level-pill.active[data-level="HSK5"] { background: #DC2626; border-color: #DC2626; color: white; }
#chinese-phrases-level-filter .level-pill.active[data-level="HSK6"] { background: #0F766E; border-color: #0F766E; color: white; }

/* HSK badge colors on shared category cards */
#chinese-phrases-categories .category-level-badge.completed[data-lv="HSK1"],
#chinese-phrases-categories .category-level-badge.current[data-lv="HSK1"] { background: var(--correct); color: white; }
#chinese-phrases-categories .category-level-badge.completed[data-lv="HSK2"],
#chinese-phrases-categories .category-level-badge.current[data-lv="HSK2"] { background: var(--info); color: white; }
#chinese-phrases-categories .category-level-badge.completed[data-lv="HSK3"],
#chinese-phrases-categories .category-level-badge.current[data-lv="HSK3"] { background: #D97706; color: white; }
#chinese-phrases-categories .category-level-badge.completed[data-lv="HSK4"],
#chinese-phrases-categories .category-level-badge.current[data-lv="HSK4"] { background: #7C3AED; color: white; }
#chinese-phrases-categories .category-level-badge.completed[data-lv="HSK5"],
#chinese-phrases-categories .category-level-badge.current[data-lv="HSK5"] { background: #DC2626; color: white; }
#chinese-phrases-categories .category-level-badge.completed[data-lv="HSK6"],
#chinese-phrases-categories .category-level-badge.current[data-lv="HSK6"] { background: #0F766E; color: white; }

/* Games */
.chinese-game-grid {
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
    padding: 0 1rem 2rem;
    margin-top: 1rem;
}

/* Practice */
.chinese-question-card {
    text-align: center;
}

.chinese-main-text {
    font-size: 2rem;
    font-weight: 800;
    line-height: 1.2;
}

.chinese-sub-text {
    margin-top: 0.35rem;
    color: var(--text-muted);
    font-size: 0.96rem;
}

#chinese-options .option-btn {
    text-align: left;
}

#chinese-bookmark-btn {
    margin-left: 0.1rem;
}

#chinese-story-screen .story-scene {
    min-height: 320px;
}

/* Chinese listening on shared practice screen: match English listening UI */
#chinese-practice-screen.chinese-listening-mode .progress-bar-container,
#chinese-practice-screen.chinese-listening-mode .score-badge,
#chinese-practice-screen.chinese-listening-mode #chinese-mode-badge,
#chinese-practice-screen.chinese-listening-mode #chinese-mc-area,
#chinese-practice-screen.chinese-listening-mode #chinese-bookmark-btn,
#chinese-practice-screen.chinese-listening-mode #chinese-speed-normal {
    display: none !important;
}

#chinese-practice-screen.chinese-listening-mode .top-bar {
    align-items: center;
}

#chinese-practice-screen.chinese-listening-mode .progress-info {
    margin-left: auto;
}

#chinese-practice-screen.chinese-listening-mode .phrases-container {
    padding-bottom: 2rem;
}

#chinese-practice-screen.chinese-listening-mode #chinese-question-card {
    margin: 0 1rem;
}

#chinese-practice-screen.chinese-listening-mode #chinese-typing-area {
    padding: 0 1rem;
}

#chinese-practice-screen.chinese-listening-mode #chinese-feedback,
#chinese-practice-screen.chinese-listening-mode #chinese-correct-answer,
#chinese-practice-screen.chinese-listening-mode #chinese-next-btn {
    margin: 0 1rem;
}

@media (max-width: 768px) {
    .chinese-main-text {
        font-size: 1.75rem;
    }

    .chinese-topic-grid,
    .chinese-phrases-category-grid {
        grid-template-columns: 1fr;
    }
}

/* ===== WRITING MODE ===== */
.writing-mode-section,
.writing-level-section {
    margin: 16px 0;
}

.writing-mode-section h3,
.writing-level-section h3 {
    font-size: 14px;
    color: #64748b;
    margin-bottom: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.writing-mode-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.writing-mode-btn {
    padding: 18px 12px;
    border-radius: 14px;
    border: 2px solid #e5e7eb;
    background: var(--card-bg, #fff);
    cursor: pointer;
    font-size: 15px;
    text-align: center;
    transition: all 0.2s;
    line-height: 1.7;
    color: var(--text-main, #1e293b);
}

.writing-mode-btn.active {
    border-color: #6366f1;
    background: #eef2ff;
    color: #4338ca;
}

.writing-mode-btn small {
    font-size: 12px;
    color: #94a3b8;
    display: block;
    margin-top: 2px;
}

.writing-mode-btn.active small {
    color: #6366f1;
}

.writing-level-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.writing-level-btn {
    padding: 6px 16px;
    border-radius: 20px;
    border: 2px solid #e5e7eb;
    background: var(--card-bg, #fff);
    cursor: pointer;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-main, #475569);
    transition: all 0.2s;
}

.writing-level-btn.active {
    border-color: #6366f1;
    background: #6366f1;
    color: #fff;
}

.writing-available-text {
    text-align: center;
    color: #6366f1;
    font-weight: 700;
    margin: 16px 0 8px;
    font-size: 15px;
}

.writing-progress-label {
    font-weight: 700;
    font-size: 15px;
    color: var(--text-main, #1e293b);
}

.skip-btn {
    font-size: 13px;
    color: #6366f1;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px 8px;
    font-weight: 600;
}

#chinese-writing-screen .start-container {
    padding: 0.75rem 1rem;
    gap: 0.6rem;
}

.writing-char-info {
    text-align: center;
    margin: 4px 0 8px;
}

.writing-word-display {
    display: block;
    font-size: 30px;
    font-weight: 800;
    color: var(--text-main, #1e293b);
    letter-spacing: 0.05em;
}

.writing-pinyin {
    display: block;
    font-size: 17px;
    color: #6366f1;
    margin: 4px 0 2px;
    font-style: italic;
}

.writing-meaning {
    display: block;
    font-size: 14px;
    color: #64748b;
}

.writing-canvas-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    background: #f8fafc;
    border-radius: 18px;
    padding: 14px;
    margin: 8px 0;
    border: 2px solid #e2e8f0;
    min-height: 260px;
}

.writing-stroke-dots {
    display: flex;
    justify-content: center;
    gap: 7px;
    margin: 10px 0 6px;
    flex-wrap: wrap;
}

.writing-stroke-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #e2e8f0;
    transition: background 0.3s;
}

.writing-stroke-dot.done {
    background: #22c55e;
}

.writing-stroke-dot.current {
    background: #6366f1;
    box-shadow: 0 0 0 3px rgba(99,102,241,0.2);
}

.writing-action-row {
    display: flex;
    gap: 10px;
    justify-content: center;
    margin: 10px 0;
}

.writing-action-btn {
    padding: 9px 20px;
    border-radius: 22px;
    border: 2px solid #e5e7eb;
    background: var(--card-bg, #fff);
    cursor: pointer;
    font-size: 13px;
    color: #475569;
    font-weight: 600;
    transition: all 0.2s;
}

.writing-action-btn:hover {
    border-color: #6366f1;
    color: #6366f1;
}

.writing-char-result {
    text-align: center;
    padding: 12px;
    border-radius: 12px;
    margin-top: 10px;
    font-size: 16px;
    font-weight: 700;
    animation: fadeIn 0.3s ease;
}

.writing-char-result.success {
    background: #dcfce7;
    color: #16a34a;
}

.writing-char-result.done-with-hints {
    background: #fef9c3;
    color: #ca8a04;
}

/* Dark mode overrides */
.dark .writing-mode-btn {
    background: #1e293b;
    border-color: #334155;
    color: #e2e8f0;
}

.dark .writing-mode-btn.active {
    background: #312e81;
    border-color: #818cf8;
    color: #c7d2fe;
}

.dark .writing-mode-btn small {
    color: #64748b;
}

.dark .writing-mode-btn.active small {
    color: #a5b4fc;
}

.dark .writing-level-btn {
    background: #1e293b;
    border-color: #334155;
    color: #94a3b8;
}

.dark .writing-canvas-wrapper {
    background: #0f172a;
    border-color: #334155;
}

.dark .writing-action-btn {
    background: #1e293b;
    border-color: #334155;
    color: #94a3b8;
}

.dark .writing-action-btn:hover {
    border-color: #818cf8;
    color: #a5b4fc;
}