/* Karaoke pages — app surfaces (cream/carousel/toolbar layering) */

@font-face {
    font-family: 'MadelynRegular';
    src: url('/fonts/madelyn_regular.otf') format('opentype');
    font-display: swap;
}

@font-face {
    font-family: 'ChaohuaTypewriter';
    src: url('/fonts/朝華打字機.woff2') format('woff2');
    font-display: swap;
}

@font-face {
    font-family: 'ChenYuluoyan';
    src: url('/fonts/ChenYuluoyan-Thin-subset.woff2') format('woff2');
    font-weight: normal;
    font-style: normal;
    font-display: swap;
}

.karaoke-body {
    background-color: var(--color-bg);
    background-image: url('/wedding_theme_elements/watercolor_background.webp');
    background-size: cover;
    background-attachment: fixed;
    background-position: center;
    min-height: 100vh;
    margin: 0;
    color: var(--color-text-main);
    font-family: 'SatsukiGendaiMincho', 'Noto Serif TC', serif;
}

/* ── Frosted glass toolbar ── */
.karaoke-toolbar {
    background: rgba(255, 255, 255, 0.45);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.35);
    padding: 0.75rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    position: sticky;
    top: 0;
    z-index: 10;
}
.karaoke-toolbar .brand {
    font-family: 'ChenYuluoyan', 'SatsukiGendaiMincho', 'Noto Serif TC', serif;
    font-size: 1.5rem;
    color: var(--color-text-main);
    text-decoration: none;
}
.karaoke-toolbar .spacer { flex: 1; }
.karaoke-toolbar a, .karaoke-toolbar button { font-size: 0.95rem; }

.karaoke-main {
    max-width: 1100px;
    margin: 0 auto;
    padding: 2rem 1.5rem 4rem;
}
.karaoke-main-narrow {
    max-width: 560px;
    padding: 3rem 1.5rem 5rem;
    position: relative;
    z-index: 2;
}

.karaoke-h1 {
    font-family: 'ChenYuluoyan', 'SatsukiGendaiMincho', 'Noto Serif TC', serif;
    font-size: 2.6rem;
    margin: 0 0 1.5rem;
    color: var(--color-text-main);
}

.karaoke-page-title {
    font-family: 'ChenYuluoyan', 'SatsukiGendaiMincho', 'Noto Serif TC', serif;
    font-size: 2.4rem;
    text-align: center;
    margin: 0 0 3rem;
    color: #4a4a4a;
    letter-spacing: 0.08em;
}

/* ── Transparent card (skin only — layout via modifiers) ── */
.karaoke-card {
    background: transparent;
    border: none;
    box-shadow: none;
    padding: 0;
    margin-bottom: 1rem;
}
.karaoke-card-narrow {
    max-width: 520px;
    margin: 0 auto 4rem;
    display: flex;
    flex-direction: column;
    align-items: stretch;
}

.karaoke-section-title {
    font-family: 'Noto Serif TC', 'SatsukiGendaiMincho', serif;
    font-size: 1.15rem;
    letter-spacing: 0.18em;
    color: #4a4a4a;
    text-align: center;
    margin: 0 0 0.5rem;
    font-weight: normal;
}
.karaoke-section-sub {
    font-family: 'Noto Serif TC', 'SatsukiGendaiMincho', serif;
    font-size: 0.85rem;
    color: rgba(74, 74, 74, 0.65);
    text-align: center;
    margin: 0 0 1rem;
    letter-spacing: 0.05em;
    line-height: 1.5;
}

/* ── Underline-expand text button ── */
.karaoke-btn,
.karaoke-btn.ghost {
    display: inline-block;
    background: transparent;
    border: none;
    box-shadow: none;
    color: #4a4a4a;
    font-family: 'Noto Serif TC', 'SatsukiGendaiMincho', serif;
    font-size: 1rem;
    letter-spacing: 0.2em;
    padding: 0.5rem 0;
    cursor: pointer;
    text-decoration: none;
    font-weight: normal;
    position: relative;
}
.karaoke-btn::after,
.karaoke-btn.ghost::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 1.5px;
    background: currentColor;
    transition: width 0.3s ease;
}
.karaoke-btn:hover,
.karaoke-btn.ghost:hover {
    background: transparent;
    box-shadow: none;
}
.karaoke-btn:hover::after,
.karaoke-btn.ghost:hover::after,
.karaoke-btn:focus-visible::after,
.karaoke-btn.ghost:focus-visible::after {
    width: 60%;
}
.karaoke-btn:focus-visible,
.karaoke-btn.ghost:focus-visible { outline: none; }
.karaoke-btn.danger { color: rgba(150, 60, 60, 0.85); }
.karaoke-btn.danger:hover { background: transparent; }

.karaoke-btn-block {
    width: 100%;
    margin-top: 2.5rem;
    font-size: 1.15rem;
}
.karaoke-btn-inline {
    width: auto;
    flex-shrink: 0;
    font-size: 1rem;
    line-height: 1;
    padding: 0;
}

/* ── Underline-only inputs (full-width default) ── */
.karaoke-input, .karaoke-textarea {
    width: 100%;
    box-sizing: border-box;
    font-family: 'Noto Serif TC', 'SatsukiGendaiMincho', serif;
    font-size: 1rem;
    padding: 0.5rem 0;
    background: transparent;
    border: none;
    border-bottom: 1.5px solid #2a2a2a;
    border-radius: 0;
    box-shadow: none;
    color: #2a2a2a;
    text-align: left;
}
.karaoke-input:focus, .karaoke-textarea:focus {
    outline: none;
    border-bottom-width: 2px;
}
.karaoke-input::placeholder, .karaoke-textarea::placeholder {
    color: rgba(42, 42, 42, 0.35);
}
.karaoke-textarea {
    min-height: 80px;
    resize: vertical;
    border: 1px solid rgba(42, 42, 42, 0.3);
    border-radius: 6px;
    padding: 0.5rem 0.6rem;
}
.karaoke-textarea:focus { border-width: 1px; border-color: rgba(42, 42, 42, 0.6); }
.karaoke-label { display: block; font-size: 0.9rem; color: var(--color-text-light); margin-bottom: 0.3rem; }

.karaoke-input-narrow {
    width: 75%;
    align-self: center;
    text-align: center;
    font-size: 1.4rem;
    line-height: 1.2;
    display: block;
    margin: 0;
}
.karaoke-input-narrow + .karaoke-input-narrow { margin-top: 1.75rem; }
.karaoke-input-narrow::placeholder { font-size: 1.05rem; }

.karaoke-input-inline {
    width: auto;
    flex: 1;
    text-align: center;
    align-self: auto;
    padding: 0 0 0.5rem;
}

.karaoke-row { display: flex; gap: 0.75rem; align-items: center; flex-wrap: wrap; }
.karaoke-row-inline {
    display: flex;
    align-items: baseline;
    gap: 1.25rem;
    justify-content: center;
}

.karaoke-divider {
    border: none;
    height: 1px;
    background: linear-gradient(to right, transparent, rgba(74,74,74,0.25), transparent);
    margin: 0 auto 4rem;
    max-width: 200px;
}

.karaoke-ack {
    display: flex;
    align-items: flex-start;
    gap: 0.6rem;
    width: 75%;
    margin: 1.75rem auto 0;
    color: rgba(74, 74, 74, 0.75);
    font-size: 0.85rem;
    font-family: 'Noto Serif TC', 'SatsukiGendaiMincho', serif;
    line-height: 1.5;
}
.karaoke-ack input {
    margin-top: 0.25rem;
    accent-color: #4a4a4a;
}

/* ── Song list rows (library) ── */
.karaoke-songlist-row {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.1rem 0.25rem;
    border-bottom: 1px solid rgba(74, 74, 74, 0.15);
}
.karaoke-songlist-row:last-child { border-bottom: none; }
.karaoke-songlist-meta { flex: 1; min-width: 0; }
.karaoke-songlist-title {
    font-family: 'Noto Serif TC', 'SatsukiGendaiMincho', serif;
    font-size: 1.05rem;
    color: #2a2a2a;
    margin: 0 0 0.15rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.karaoke-songlist-artist {
    font-family: 'Noto Serif TC', 'SatsukiGendaiMincho', serif;
    font-size: 0.85rem;
    color: rgba(74, 74, 74, 0.55);
    margin: 0;
    letter-spacing: 0.04em;
}
.karaoke-songlist-action {
    background: transparent;
    border: none;
    color: #4a4a4a;
    font-family: 'Noto Serif TC', 'SatsukiGendaiMincho', serif;
    font-size: 0.9rem;
    letter-spacing: 0.1em;
    cursor: pointer;
    padding: 0.4rem 0.6rem;
    position: relative;
}
.karaoke-songlist-action::after {
    content: '';
    position: absolute;
    bottom: 0.3rem;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 1px;
    background: currentColor;
    transition: width 0.25s ease;
}
.karaoke-songlist-action:hover::after,
.karaoke-songlist-action:focus-visible::after { width: 80%; }
.karaoke-songlist-action:focus-visible { outline: none; }
.karaoke-songlist-action.danger { color: rgba(150, 60, 60, 0.85); }

/* ── Watercolor corner decorations ── */
.karaoke-decoration {
    position: fixed;
    pointer-events: none;
    z-index: 1;
    opacity: 0.55;
}
.karaoke-decoration.top-splash { top: -40px; left: -40px; width: 260px; }
.karaoke-decoration.bottom-splash {
    bottom: -40px; right: -40px; width: 260px;
    transform: scaleX(-1);
}
.karaoke-decoration img { width: 100%; height: auto; display: block; }

.karaoke-empty {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--color-text-light);
}

.karaoke-error {
    background: rgba(180, 60, 60, 0.1);
    border: 1px solid rgba(180, 60, 60, 0.3);
    border-radius: 8px;
    padding: 0.75rem 1rem;
    color: rgba(150, 40, 40, 0.9);
    font-size: 0.9rem;
    margin: 0 auto 2rem;
    max-width: 520px;
    text-align: center;
}

/* ---- Editor ---- */
.karaoke-save-status {
    color: var(--color-text-light);
    font-size: 0.9rem;
}

.editor-field {
    flex: 1;
    min-width: 200px;
}

.editor-playback-row {
    margin-top: 1rem;
}

.editor-time-display {
    color: var(--color-text-light);
    font-variant-numeric: tabular-nums;
}

.editor-help-text {
    color: var(--color-text-light);
    font-size: 0.85rem;
}

.editor-card-title {
    margin-top: 0;
}

.editor-muted-copy {
    color: var(--color-text-light);
    font-size: 0.95rem;
    margin-top: 0;
}

.editor-divider {
    border: none;
    border-top: 1px solid var(--border-warm);
    margin: 1.5rem 0;
}

.editor-subsection-title {
    margin: 0 0 0.5rem;
}

.editor-audio {
    display: none;
}

.editor-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 1.5rem;
}
@media (max-width: 900px) {
    .editor-grid { grid-template-columns: 1fr; }
}

.trim-editor {
    display: grid;
    grid-template-columns: 110px minmax(180px, 1fr) auto;
    gap: 0.9rem;
    align-items: end;
    margin: 1rem 0 0.25rem;
}
.trim-duration-wrap {
    min-width: 0;
}
.trim-duration-input {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    border: 2px solid var(--color-primary);
    border-radius: 12px;
    background: rgba(255,255,255,0.65);
    padding: 0 0.7rem;
    height: 48px;
    box-sizing: border-box;
}
.trim-duration-input input,
.trim-duration-input #trim-duration {
    -moz-appearance: textfield;
    appearance: textfield;
    width: 100%;
    min-width: 0;
    height: 100%;
    border: 0 !important;
    outline: 0 !important;
    background: transparent !important;
    box-shadow: none !important;
    color: var(--color-text-main);
    font: inherit;
    font-size: 1.3rem;
    font-variant-numeric: tabular-nums;
    margin: 0 !important;
    padding: 0 !important;
}
.trim-duration-input input::-webkit-outer-spin-button,
.trim-duration-input input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}
.trim-duration-input input:focus {
    outline: 0;
}
.trim-duration-input span {
    color: var(--color-text-main);
    font-size: 1.1rem;
}
.trim-main {
    min-width: 0;
}
.trim-meta {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 0.5rem;
    color: var(--color-text-light);
    font-size: 0.8rem;
    font-variant-numeric: tabular-nums;
    margin-bottom: 0.25rem;
}
.trim-meta span:first-child { text-align: left; }
.trim-meta span:nth-child(2) { color: var(--color-text-main); }
.trim-meta span:last-child { text-align: right; }
.trim-rail {
    position: relative;
    height: 48px;
    border: 1px solid var(--border-warm, rgba(180,130,100,0.20));
    border-radius: 8px;
    overflow: hidden;
    user-select: none;
    touch-action: none;
    cursor: pointer;
    background:
        linear-gradient(90deg, rgba(255,255,255,0.35), rgba(255,255,255,0.10)),
        repeating-linear-gradient(90deg, rgba(180,130,100,0.18) 0 1px, transparent 1px 36px),
        rgba(255,255,255,0.45);
}
.trim-selection {
    position: absolute;
    top: 0;
    bottom: 0;
    min-width: 14px;
    background: rgba(240,98,146,0.18);
    border-left: 2px solid var(--color-primary);
    border-right: 2px solid var(--color-primary);
}
.trim-window {
    position: absolute;
    inset: 0 8px;
    cursor: grab;
}
.trim-window:active {
    cursor: grabbing;
}
.trim-handle {
    position: absolute;
    top: 0;
    bottom: 0;
    width: 12px;
    padding: 0;
    border: 0;
    background: var(--color-primary);
    cursor: ew-resize;
}
.trim-handle.start { left: -1px; border-radius: 7px 0 0 7px; }
.trim-handle.end { right: -1px; border-radius: 0 7px 7px 0; }
.trim-playhead {
    position: absolute;
    top: -4px;
    width: 2px;
    height: calc(100% + 8px);
    background: var(--color-gold, rgba(255,183,77,1));
    pointer-events: none;
}
.trim-done {
    height: 48px;
    padding: 0 1.5rem;
}
.clip-range-fields {
    opacity: 0.72;
}
.clip-range-fields:focus-within {
    opacity: 1;
}
@media (max-width: 720px) {
    .trim-editor {
        grid-template-columns: 1fr;
        align-items: stretch;
    }
    .trim-done {
        width: 100%;
    }
}

.timeline-strip {
    position: relative;
    height: 70px;
    background: rgba(255,255,255,0.5);
    border: 1px solid var(--border-warm, rgba(180,130,100,0.20));
    border-radius: 8px;
    margin: 1rem 0;
    cursor: pointer;
    overflow: hidden;
    user-select: none;
}
.timeline-clip-region {
    position: absolute;
    top: 0; bottom: 0;
    background: rgba(174,213,129,0.15);
    border-left: 2px solid var(--color-accent, rgba(174,213,129,0.9));
    border-right: 2px solid var(--color-accent, rgba(174,213,129,0.9));
}
.timeline-question-zone {
    position: absolute;
    top: 0; bottom: 0;
    background: rgba(240,98,146,0.30);
    border-left: 2px solid var(--color-primary);
    border-right: 2px solid var(--color-primary);
}
.timeline-playhead {
    position: absolute;
    top: -4px;
    width: 2px;
    height: calc(100% + 8px);
    background: var(--color-gold, rgba(255,183,77,1));
    pointer-events: none;
}
.timeline-handle {
    position: absolute;
    top: 0;
    bottom: 0;
    width: 10px;
    background: rgba(0,0,0,0.001); /* hit area */
    cursor: ew-resize;
}

.lyric-timeline-panel {
    margin: 1rem 0 0;
}
.lyric-timeline-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 0.4rem;
}
.lyric-selected-meta {
    color: var(--color-text-light);
    font-size: 0.85rem;
    font-variant-numeric: tabular-nums;
}
.lyric-add-btn {
    width: 42px;
    height: 42px;
    padding: 0;
    font-size: 1.45rem;
    line-height: 1;
}
.lyric-timeline {
    position: relative;
    min-height: 78px;
    background:
        linear-gradient(90deg, rgba(255,255,255,0.34), rgba(255,255,255,0.12)),
        repeating-linear-gradient(90deg, rgba(180,130,100,0.14) 0 1px, transparent 1px 36px),
        rgba(255,255,255,0.48);
    border: 1px solid var(--border-warm, rgba(180,130,100,0.20));
    border-radius: 8px;
    margin: 0 0 0.45rem;
    overflow: hidden;
    user-select: none;
    touch-action: none;
}
.lyric-timeline-empty {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 78px;
    color: var(--color-text-light);
    font-size: 0.92rem;
    text-align: center;
    padding: 0 1rem;
    box-sizing: border-box;
}
.lyric-block {
    position: absolute;
    top: 9px;
    bottom: 9px;
    min-width: 0;
    border: 1px solid rgba(180,130,100,0.28);
    border-radius: 7px;
    background: rgba(174,213,129,0.26);
    color: var(--color-text-main);
    cursor: pointer;
    overflow: hidden;
    box-sizing: border-box;
}
.lyric-block:nth-child(2n) {
    background: rgba(255,183,77,0.20);
}
.lyric-block.selected {
    border-color: var(--color-primary);
    background: rgba(240,98,146,0.18);
}
.lyric-block.question {
    border-color: var(--color-primary);
}
.lyric-block.question::after {
    content: "Question";
    position: absolute;
    top: 4px;
    right: 18px;
    color: var(--color-primary);
    font-size: 0.62rem;
    letter-spacing: 0;
    pointer-events: none;
}
.lyric-block:focus-visible,
.lyric-block-handle:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}
.lyric-block-text {
    position: absolute;
    inset: 0 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 0.88rem;
    line-height: 1.2;
    pointer-events: none;
}
.lyric-block-time {
    position: absolute;
    left: 15px;
    right: 15px;
    bottom: 4px;
    color: var(--color-text-light);
    font-size: 0.68rem;
    font-variant-numeric: tabular-nums;
    pointer-events: none;
    text-align: center;
}
.lyric-block-handle {
    position: absolute;
    top: 0;
    bottom: 0;
    width: 14px;
    padding: 0;
    border: 0;
    background: rgba(240,98,146,0.62);
    cursor: ew-resize;
}
.lyric-block-handle.left { left: 0; border-radius: 6px 0 0 6px; }
.lyric-block-handle.right { right: 0; border-radius: 0 6px 6px 0; }
.lyric-timeline-playhead {
    position: absolute;
    top: -4px;
    width: 2px;
    height: calc(100% + 8px);
    background: var(--color-gold, rgba(255,183,77,1));
    pointer-events: none;
}
.lyric-carousel-panel {
    margin: 1rem 0 0;
}
.lyric-carousel-header {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 0.4rem;
}
.lyric-carousel-meta {
    color: var(--color-text-light);
    font-size: 0.85rem;
}
.lyric-carousel {
    display: grid;
    grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.28fr) minmax(0, 0.78fr);
    gap: 0.75rem;
    align-items: stretch;
}
.lyric-carousel-slot {
    display: grid;
    grid-template-rows: auto minmax(1rem, 1fr) auto;
    min-width: 0;
    min-height: 0;
    padding: 0.25rem 0.85rem;
    gap: 0.15rem;
    box-sizing: border-box;
    border: 1px solid var(--border-warm, rgba(180,130,100,0.20));
    border-radius: 8px;
    background:
        linear-gradient(180deg, rgba(255,255,255,0.30) 0%, rgba(255,255,255,0.12) 100%),
        var(--color-surface-app, rgba(243,237,222,0.80));
    color: var(--color-text-main);
    overflow: hidden;
}
.lyric-carousel-slot.current {
    border-color: var(--border-medium, rgba(180,130,100,0.35));
    background:
        linear-gradient(180deg, rgba(255,255,255,0.36) 0%, rgba(255,255,255,0.16) 100%),
        rgba(255,251,245,0.74);
}
.lyric-carousel-slot.question {
    border-color: rgba(240,98,146,0.42);
}
.lyric-carousel-slot.empty {
    color: var(--color-text-light);
}
.lyric-carousel-eyebrow {
    color: var(--color-text-light);
    font-size: 0.65rem;
    line-height: 1.1;
    text-transform: uppercase;
    letter-spacing: 0;
}
.lyric-carousel-text {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 0;
    padding: 0;
    overflow: hidden;
    text-align: center;
    font-size: 1rem;
    line-height: 1.2;
    overflow-wrap: anywhere;
}
.lyric-carousel-slot.current .lyric-carousel-text {
    font-size: 1.28rem;
    color: var(--color-text-main);
}
.lyric-carousel-slot.empty .lyric-carousel-text {
    font-size: 0.95rem;
}
.lyric-carousel-footer {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.45rem;
    min-height: 0;
    color: var(--color-text-light);
    font-size: 0.7rem;
    line-height: 1.1;
    font-variant-numeric: tabular-nums;
}
.lyric-carousel-badge {
    color: var(--color-primary);
    border: 1px solid rgba(240,98,146,0.35);
    border-radius: 999px;
    padding: 0.08rem 0.36rem;
    font-size: 0.68rem;
    white-space: nowrap;
}
.lyric-editor-actions {
    margin: 0.6rem 0 0.8rem;
    justify-content: flex-end;
}

@media (max-width: 768px) {
    .lyric-carousel-header {
        align-items: flex-start;
        flex-direction: column;
        gap: 0.1rem;
    }
    .lyric-carousel {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }
    .lyric-carousel-slot {
        min-height: 3.8rem;
        grid-template-rows: auto minmax(1.4rem, 1fr) auto;
    }
    .lyric-carousel-slot.current {
        order: -1;
    }
    .lyric-carousel-slot.current .lyric-carousel-text {
        font-size: 1.15rem;
    }
}

.lyrics-list {
    list-style: none;
    padding: 0;
    margin: 0;
    max-height: 380px;
    overflow-y: auto;
}
.lyrics-list li {
    display: flex;
    gap: 0.5rem;
    align-items: center;
    padding: 0.4rem 0;
    border-bottom: 1px solid var(--border-warm, rgba(180,130,100,0.15));
}
.lyrics-list li.selected {
    background: rgba(240,98,146,0.08);
}
.lyrics-list li.question {
    background: rgba(240,98,146,0.06);
}
.lyrics-list .time { font-variant-numeric: tabular-nums; min-width: 50px; color: var(--color-text-light); }
.lyrics-list .text { flex: 1; }
.question-badge {
    color: var(--color-primary);
    border: 1px solid rgba(240,98,146,0.35);
    border-radius: 999px;
    padding: 0.15rem 0.45rem;
    font-size: 0.72rem;
    white-space: nowrap;
}
.lyrics-list .del {
    background: none; border: none; color: var(--color-text-light);
    cursor: pointer; font-size: 1.1rem;
}
.lyrics-list .del:hover { color: rgba(180,80,80,0.9); }

.question-summary {
    color: var(--color-text-main);
    border: 1px solid var(--border-warm, rgba(180,130,100,0.20));
    border-radius: 8px;
    background: rgba(255,255,255,0.38);
    padding: 0.75rem 0.9rem;
    min-height: 1.6rem;
}

/* ---- Game screen ---- */
.game-body {
    display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    min-height: 100vh;
    padding: 2rem;
    box-sizing: border-box;
    text-align: center;
}
.game-title {
    font-family: 'ChenYuluoyan', 'SatsukiGendaiMincho', serif;
    font-size: 2rem;
    color: var(--color-text-main);
    margin: 0 0 0.25rem;
}
.game-artist { color: var(--color-text-light); margin: 0 0 2rem; }
.game-lyric-current {
    font-family: 'ChenYuluoyan', 'SatsukiGendaiMincho', 'Noto Serif TC', serif;
    font-size: 4rem;
    line-height: 1.3;
    color: var(--color-text-main);
    min-height: 5rem;
    transition: opacity 0.2s;
}
@media (max-width: 768px) { .game-lyric-current { font-size: 2.5rem; } }
.game-lyric-next { font-size: 1.8rem; color: var(--color-text-light); margin-top: 1rem; min-height: 2.4rem; }
.game-controls { margin-top: 3rem; display: flex; gap: 2rem; }
.game-thumb {
    background: var(--color-surface-app, rgba(243,237,222,0.80));
    border: 2px solid var(--border-medium, rgba(180,130,100,0.35));
    border-radius: 50%;
    width: 80px; height: 80px;
    font-size: 2.5rem;
    cursor: pointer;
    transition: transform 0.15s;
}
.game-thumb:active { transform: scale(0.92); }
.game-thumb.fired { animation: karaoke-thumb-fire 0.6s ease-out; }
@keyframes karaoke-thumb-fire {
    0%   { transform: scale(1); }
    30%  { transform: scale(1.3) rotate(-8deg); }
    60%  { transform: scale(1.1) rotate(6deg); }
    100% { transform: scale(1) rotate(0); }
}

.game-start-overlay {
    position: fixed; inset: 0;
    background: rgba(243,237,222,0.95);
    display: flex; align-items: center; justify-content: center;
    z-index: 20;
}

.karaoke-countdown-screen {
    position: fixed; inset: 0;
    background: rgba(243,237,222,0.97);
    display: flex; align-items: center; justify-content: center;
    z-index: 25;
}

.karaoke-count-val {
    font-family: 'SatsukiGendaiMincho', serif;
    font-size: clamp(6rem, 20vw, 12rem);
    color: var(--color-text-dark, #4a4a4a);
    line-height: 1;
    animation: karaoke-count-pop 0.25s ease-out;
}

.karaoke-count-val.karaoke-count-pop-replay {
    animation: karaoke-count-pop 0.25s ease-out;
}

@keyframes karaoke-count-pop {
    from { transform: scale(1.4); opacity: 0; }
    to   { transform: scale(1);   opacity: 1; }
}

/* ---- Karaoke watercolor stage (matches host/game.html aesthetic) ---- */
.karaoke-stage [hidden] {
    display: none !important;
}

.karaoke-stage {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    grid-template-rows: auto 1fr auto auto;
    row-gap: clamp(0.75rem, 2vh, 1.5rem);
    --karaoke-header-to-sprite-gap: 0;
    --karaoke-sprite-to-pill-gap: clamp(1rem, 3vh, 2rem);
    --karaoke-pill-to-lyrics-gap: clamp(0.25rem, 1vh, 0.75rem);
    align-items: stretch;
    justify-items: stretch;
    justify-content: stretch;
    min-height: 100vh;
    padding: clamp(1.5rem, 3vh, 3rem) clamp(2rem, 5vw, 5rem) clamp(1.5rem, 3vh, 3rem);
    text-align: left;
    overflow: hidden;
    position: relative;
}

.karaoke-stage .theme-decor {
    position: absolute;
    pointer-events: none;
    background-size: contain;
    background-repeat: no-repeat;
    display: block;
}
.karaoke-stage .theme-decor.decor-1 {
    left: -10.63vw; top: -17.36vh;
    width: 42.99vw; height: 71.45vh;
    transform: rotate(66.5deg);
    z-index: 2;
    background-image: url('/wedding_theme_elements/corner_bouquet.png');
    background-position: center;
}
.karaoke-stage .theme-decor.decor-2 {
    left: 71.25vw; top: -16.67vh;
    width: 34.38vw; height: 65.28vh;
    transform: rotate(166.1deg);
    z-index: 2;
    background-image: url('/wedding_theme_elements/corner_bouquet.png');
    background-position: center;
}
.karaoke-stage .theme-decor.decor-3 {
    left: -15.70vw; top: -20.14vh;
    width: 40.83vw; height: 67.69vh;
    transform: rotate(-36.2deg);
    z-index: 1;
    background-image: url('/wedding_theme_elements/watercolor_blue_ink_splash.webp');
    opacity: 0.7;
}
.karaoke-stage .theme-decor.decor-4 {
    left: 57.97vw; top: -32.08vh;
    width: 38.91vw; height: 69.17vh;
    transform: rotate(0deg);
    z-index: 1;
    background-image: url('/wedding_theme_elements/watercolor_blue_ink_splash.webp');
    opacity: 0.7;
}

.karaoke-stage-header,
.karaoke-sprite-stage,
.karaoke-stage .karaoke-lyrics {
    position: relative;
    z-index: 5;
}

/* Header: banner + song meta centered */
.karaoke-stage-header {
    display: flex;
    justify-content: center;
    width: 100%;
    box-sizing: border-box;
    margin-top: clamp(2.5rem, 4vh, 5rem);
    margin-bottom: var(--karaoke-header-to-sprite-gap);
}
.karaoke-stage-header-center {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.35rem;
}
.karaoke-couple-banner {
    margin: 0;
    text-align: center;
    color: var(--color-text-main);
    font-family: 'ChenYuluoyan', 'SatsukiGendaiMincho', 'Noto Serif TC', serif;
    line-height: 1.1;
    display: flex;
    flex-direction: row;
    align-items: center;
    flex-wrap: nowrap;
    white-space: nowrap;
    gap: 0.6rem;
}
.karaoke-couple-banner .banner-couple {
    font-family: 'MadelynRegular', 'SatsukiGendaiMincho', 'Noto Serif TC', serif;
    font-style: italic;
    font-size: clamp(2.1rem, max(3.7vw, 4.2vh), 4.2rem);
    color: var(--color-text-main);
    letter-spacing: 0.04em;
}
.karaoke-couple-banner .banner-couple.banner-couple--cjk {
    font-family: 'ChaohuaTypewriter', 'SatsukiGendaiMincho', 'Noto Serif TC', serif;
    font-style: normal;
    letter-spacing: 0.08em;
}
.karaoke-couple-banner:has(.banner-couple--cjk) {
    gap: 0;
}
.karaoke-couple-banner .banner-title {
    font-family: 'ChaohuaTypewriter', 'SatsukiGendaiMincho', 'Noto Serif TC', serif;
    font-size: clamp(2.1rem, max(3.7vw, 4.2vh), 4.2rem);
    color: var(--color-text-main);
    letter-spacing: 0.08em;
}
.karaoke-couple-banner--stacked {
    flex-direction: column;
    white-space: normal;
    gap: 0.4rem;
    align-items: center;
}
.karaoke-couple-banner--stacked:has(.banner-couple--cjk) {
    gap: 0.4rem;
}
.karaoke-couple-banner--stacked .banner-couple {
    font-size: clamp(1.575rem, max(2.775vw, 3.15vh), 3.15rem);
}
.karaoke-song-meta {
    display: flex;
    flex-direction: row;
    align-items: center;
    flex-wrap: nowrap;
    white-space: nowrap;
}

.karaoke-song-pill {
    background: transparent;
    border: 1px solid var(--border-medium, rgba(180,130,100,0.35));
    border-radius: 999px;
    padding: 0.3rem 1.1rem;
    gap: 0.5rem;
    justify-self: center;
    margin-top: var(--karaoke-sprite-to-pill-gap);
    margin-bottom: 0;
}

.karaoke-song-pill:has(.karaoke-song-title:empty + .karaoke-song-artist:empty) {
    display: none;
}

.karaoke-hint-pills {
    position: absolute;
    right: clamp(1rem, 3vw, 2.5rem);
    top: 50%;
    transform: translateY(-50%);
    z-index: 6;
    display: flex;
    flex-direction: column;
    gap: 0.55rem;
    align-items: stretch;
}
.karaoke-hint-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    background: rgba(255, 255, 255, 0.55);
    color: var(--color-text-main);
    border: 1px solid var(--border-medium, rgba(180,130,100,0.35));
    border-radius: 999px;
    padding: 0.4rem 1rem 0.4rem 0.55rem;
    font-family: 'ChaohuaTypewriter', 'SatsukiGendaiMincho', 'Noto Serif TC', serif;
    font-size: 0.95rem;
    cursor: pointer;
    box-shadow: inset 0 0 0 2px rgba(255, 255, 255, 0.45),
                0 1px 2px rgba(0, 0, 0, 0.04);
    opacity: 0.95;
}
.karaoke-hint-pill:disabled {
    cursor: default;
    opacity: 0.55;
}
.karaoke-hint-pill .pill-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.6rem;
    height: 1.6rem;
    border-radius: 50%;
    background: rgba(243, 237, 222, 0.85);
    border: 1px solid var(--border-warm, rgba(180,130,100,0.20));
    font-size: 0.78rem;
    color: var(--color-text-main);
    flex: 0 0 auto;
}

/* Center stage: couple sprite + song meta */
.karaoke-sprite-stage {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    gap: 0.4rem;
}
.karaoke-stage .couple-sprite-view {
    height: clamp(240px, 36vh, 480px);
    aspect-ratio: 340 / 253;
    width: auto;
    overflow: hidden;
    position: relative;
}
.karaoke-stage .couple-inner-crop {
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
    transform: scale(1.1);
    transform-origin: center center;
}
.karaoke-stage .couple-sprite-sheet {
    width: 400%;
    height: 300%;
    background-repeat: no-repeat;
    background-size: 100% 100%;
    position: absolute;
    top: 0;
    left: 0;
    animation: karaoke-couple-walk 2s steps(4) infinite;
}
@keyframes karaoke-couple-walk {
    from { transform: translateX(0); }
    to   { transform: translateX(-100%); }
}
.karaoke-song-title,
.karaoke-song-artist {
    margin: 0;
    font-family: 'ChaohuaTypewriter', 'SatsukiGendaiMincho', 'Noto Serif TC', serif;
    font-size: clamp(1.2rem, max(2vw, 2.4vh), 2rem);
    line-height: 1;
}
.karaoke-song-title {
    color: var(--color-text-main);
}
.karaoke-song-title:empty {
    display: none;
}
.karaoke-song-artist {
    color: var(--color-text-light);
}
.karaoke-song-artist:not(:empty)::before {
    content: ' | ';
    color: var(--color-text-light);
}
.karaoke-song-artist:empty {
    display: none;
}

/* Two-line lyrics: top left-anchored, bottom right-anchored, active line highlighted */
.karaoke-stage .karaoke-lyrics {
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    gap: 0.4rem;
    width: 100%;
    padding-top: var(--karaoke-pill-to-lyrics-gap);
    padding-bottom: 0;
}
.karaoke-stage.lyric-anchor-debug .karaoke-lyrics::before,
.karaoke-stage.lyric-anchor-debug .karaoke-lyrics::after {
    content: "";
    position: absolute;
    top: -1rem;
    bottom: -1rem;
    width: 1px;
    background: rgba(220, 0, 0, 0.8);
    pointer-events: none;
}
.karaoke-stage.lyric-anchor-debug .karaoke-lyrics::before {
    left: 0;
}
.karaoke-stage.lyric-anchor-debug .karaoke-lyrics::after {
    right: 0;
}
.lyric-debug-panel {
    position: fixed;
    left: 1rem;
    bottom: 1rem;
    z-index: 40;
    max-width: min(520px, calc(100vw - 2rem));
    padding: 0.65rem 0.8rem;
    border: 1px solid rgba(0,0,0,0.18);
    border-radius: 6px;
    background: rgba(255,255,255,0.88);
    color: #222;
    font: 12px/1.45 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    white-space: pre-wrap;
    text-align: left;
}
.karaoke-stage .lyric-line {
    display: block;
    align-self: stretch;
    width: 100%;
    min-width: 0;
    margin: 0;
    font-family: 'SatsukiGendaiMincho', 'Noto Serif TC', serif;
    font-size: clamp(2rem, max(4.4vw, 5.2vh), 4rem);
    line-height: 1.25;
    transition: opacity 0.25s ease, color 0.25s ease;
    min-height: 0;
    max-width: 100%;
    color: var(--color-text-light);
    opacity: 0.7;
}
.karaoke-stage .lyric-text {
    display: inline-block;
    transform: translateX(var(--lyric-anchor-offset, 0px));
    white-space: pre;
}
/* Position is fixed to DOM element — never swapped */
.karaoke-stage .lyric-line-top {
    text-align: left;
}
.karaoke-stage .lyric-line-bottom {
    text-align: right;
}
/* Active state — toggled by JS regardless of which slot is active */
.karaoke-stage .lyric-line.lyric-active {
    color: var(--color-text-main);
    font-weight: 500;
    opacity: 1;
}

/* Hide legacy thumb buttons — kept in DOM because game.js attaches listeners
   without optional chaining (game.js:132-133). Removing them would crash init. */
.karaoke-stage .karaoke-thumb-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
    pointer-events: none;
    opacity: 0;
}

.karaoke-stage #ended {
    position: absolute;
    left: 50%;
    bottom: 1rem;
    transform: translateX(-50%);
    z-index: 15;
    margin: 0 !important;
}

@media (max-width: 768px) {
    .karaoke-stage {
        padding: 1.25rem 1.25rem 1.5rem;
        --karaoke-sprite-to-pill-gap: clamp(2rem, 6vh, 3.5rem);
    }
    .karaoke-stage-header {
        margin-top: 1.25rem;
    }
    .karaoke-couple-banner {
        gap: 0.45rem;
    }
    .karaoke-couple-banner:has(.banner-couple--cjk) {
        gap: 0;
    }
    .karaoke-couple-banner .banner-couple,
    .karaoke-couple-banner .banner-title {
        font-size: clamp(1.65rem, 7.5vw, 2.35rem);
    }
    .karaoke-song-title,
    .karaoke-song-artist {
        font-size: clamp(1rem, 4vw, 1.25rem);
    }
    .karaoke-hint-pills {
        position: static;
        transform: none;
        flex-direction: row;
        justify-content: center;
        margin: 0.5rem auto 0;
    }
    .karaoke-stage .couple-sprite-view {
        height: clamp(160px, 24vh, 240px);
    }
}

/* Karaoke song menu (picker grid) */
.karaoke-song-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem 1.25rem;
    max-width: 1100px;
    margin: 2rem auto;
    padding: 0 1.5rem;
    justify-items: center;
    align-items: start;
}
.karaoke-song-pill--link {
    display: inline-flex;
    align-items: center;
    max-width: 100%;
    min-width: 0;
    overflow: hidden;
    text-decoration: none;
    cursor: pointer;
    margin-top: 0;
    transition: transform 120ms ease, border-color 120ms ease;
    white-space: nowrap;
}
.karaoke-song-pill--link .karaoke-song-title {
    display: block;
    flex: 1 1 auto;
    min-width: 0;
    max-width: 100%;
    overflow: hidden;
}
.karaoke-song-pill--link .karaoke-song-title-text,
.karaoke-song-pill--link .karaoke-song-artist-text {
    display: inline-block;
    white-space: nowrap;
}
.karaoke-song-pill--link .karaoke-song-title.is-marquee .karaoke-song-title-text,
.karaoke-song-pill--link .karaoke-song-artist.is-marquee .karaoke-song-artist-text {
    animation: karaoke-title-marquee var(--marquee-duration, 8s) ease-in-out infinite;
    will-change: transform;
}
.karaoke-song-pill--link .karaoke-song-artist {
    flex: 0 1 auto;
    min-width: 0;
    overflow: hidden;
    white-space: nowrap;
}
.karaoke-song-pill--link .karaoke-song-title:empty,
.karaoke-song-pill--link .karaoke-song-artist:empty {
    display: none;
}
.karaoke-song-pill--link:hover {
    transform: translateY(-2px);
    border-color: var(--color-text-main);
}
@keyframes karaoke-title-marquee {
    0%, 16% {
        transform: translateX(0);
    }
    56%, 72% {
        transform: translateX(calc(-1 * var(--marquee-distance, 0px)));
    }
    100% {
        transform: translateX(0);
    }
}
@media (prefers-reduced-motion: reduce) {
    .karaoke-song-pill--link .karaoke-song-title.is-marquee .karaoke-song-title-text,
    .karaoke-song-pill--link .karaoke-song-artist.is-marquee .karaoke-song-artist-text {
        animation: none;
    }
}
.karaoke-menu-empty,
.karaoke-menu-loading {
    text-align: center;
    color: var(--color-text-light);
    margin: 3rem auto;
    padding: 0 1.5rem;
}
.karaoke-menu-empty p {
    margin-bottom: 1rem;
}
@media (max-width: 768px) {
    .karaoke-song-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 480px) {
    .karaoke-song-grid { grid-template-columns: 1fr; }
}

/* ── Category picker ── */
.karaoke-category-picker {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 0.25rem;
    background: transparent;
    border-top: 1px solid rgba(74, 74, 74, 0.15);
    margin-top: -0.25rem;
}

.karaoke-chip {
    padding: 0.3rem 0.75rem;
    border-radius: 999px;
    border: 1px solid rgba(74, 74, 74, 0.35);
    background: transparent;
    color: #4a4a4a;
    font-family: 'Noto Serif TC', 'SatsukiGendaiMincho', serif;
    font-size: 0.85rem;
    cursor: pointer;
    transition: border-color 0.2s, color 0.2s;
}
.karaoke-chip:hover { background: transparent; border-color: #4a4a4a; }
.karaoke-chip.active {
    background: transparent;
    color: #2a2a2a;
    border-color: #2a2a2a;
    border-width: 1.5px;
}
.karaoke-chip.danger { color: rgba(150, 60, 60, 0.85); border-color: rgba(150, 60, 60, 0.45); }
.karaoke-chip.danger:hover { border-color: rgba(150, 60, 60, 0.85); background: transparent; }
.karaoke-chip:disabled { opacity: 0.5; cursor: default; }

.karaoke-chip-new-input {
    padding: 0.3rem 0.6rem;
    border: none;
    border-bottom: 1.5px solid #2a2a2a;
    border-radius: 0;
    font-size: 0.85rem;
    font-family: 'Noto Serif TC', 'SatsukiGendaiMincho', serif;
    background: transparent;
    color: #2a2a2a;
    width: 130px;
    outline: none;
}

/* ── Category section headers in song list ── */
.karaoke-category-header {
    font-size: 1.2rem;
    font-weight: normal;
    letter-spacing: 0.04em;
    color: rgba(42, 42, 42, 0.45);
    text-transform: none;
    margin: 2rem 0 0.1rem;
    padding-left: 0.25rem;
    font-family: 'Noto Serif TC', 'SatsukiGendaiMincho', serif;
}
.karaoke-category-header:first-child { margin-top: 0; }

.karaoke-song-grid .karaoke-category-header {
    grid-column: 1 / -1;
    text-align: center;
    width: 100%;
}