/* ============================================================
   generate.css — Page-specific styles for the video generator
   Global / shared styles live in style.css
   ============================================================ */

/* Override body for full-screen app layout */
body {
    height: 100vh;
    height: 100dvh; /* iOS Safari 動態網址列適配 */
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

/* ── Top Navigation Bar ── */
.top-navbar {
    height: 64px;
    background-color: var(--bg-surface);
    border-bottom: 1px solid var(--border-color);
    padding: 0 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-shrink: 0;
    gap: 24px;
}

.navbar-logo {
    font-family: var(--font-mono);
    font-size: 15px;
    font-weight: 700;
    letter-spacing: 1.5px;
    color: var(--accent-cyan);
    white-space: nowrap;
}

.navbar-nav {
    display: flex;
    align-items: center;
    gap: 4px;
}

.nav-link {
    padding: 8px 16px;
    border-radius: 6px;
    font-size: 14px;
    color: var(--text-muted);
    cursor: pointer;
    transition: background 0.2s, color 0.2s;
    white-space: nowrap;
}

.nav-link:hover { background-color: var(--border-color); color: var(--text-main); }
.nav-link.active { background-color: var(--bg-card); color: var(--accent-cyan); font-weight: 600; }

.navbar-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

.credits-pill {
    background-color: var(--bg-card);
    border: 1px solid var(--accent-cyan);
    border-radius: 100px;
    padding: 7px 16px;
    display: flex;
    align-items: center;
    gap: 8px;
    white-space: nowrap;
}

.avatar {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background-color: var(--accent-cyan);
    color: var(--bg-main);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-family: var(--font-mono);
    font-size: 13px;
    flex-shrink: 0;
}

/* ── Announcement Bar ── */
.announcement-bar {
    background-color: rgba(34, 211, 238, 0.07);
    border-bottom: 1px solid rgba(34, 211, 238, 0.2);
    padding: 10px 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-shrink: 0;
    gap: 12px;
}

.announcement-content {
    display: flex;
    align-items: center;
    gap: 10px;
    min-width: 0;
}

.announcement-badge {
    font-family: var(--font-mono);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 1px;
    color: var(--bg-main);
    background-color: var(--accent-cyan);
    padding: 2px 8px;
    border-radius: 4px;
    flex-shrink: 0;
}

.announcement-text {
    font-size: 13px;
    color: var(--text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}


/* ── Page Layout ── */
.dashboard-container {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: 20px 28px;
    gap: 0;
    overflow-y: auto;
}

.workspace {
    display: flex;
    gap: 24px;
    flex: 1;
    min-height: 0;
}

/* ── Right History Panel ── */
.history-panel {
    width: 240px;
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
    overflow: hidden;
}

.history-panel-header {
    padding: 18px 20px 12px;
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
}

.history-list {
    flex: 1;
    overflow-y: auto;
    padding: 12px 12px 0;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.history-item {
    padding: 10px 12px;
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.2s;
    border: 1px solid transparent;
}

.history-item:hover {
    background-color: var(--bg-card);
    border-color: var(--border-color);
}

.history-item.active {
    background-color: var(--bg-card);
    border-color: var(--accent-cyan);
}

.history-item-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-main);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.history-item-meta {
    font-size: 10px;
    color: var(--text-muted);
    font-family: var(--font-mono);
    margin-top: 3px;
}

.history-panel-footer {
    padding: 16px;
    flex-shrink: 0;
    border-top: 1px solid var(--border-color);
}

/* ── Panel Highlight（引導使用者視線）── */
.panel-highlight {
    border-color: var(--accent-cyan) !important;
    box-shadow: 0 0 0 1px var(--accent-cyan), 0 0 18px rgba(34, 211, 238, 0.15);
    transition: border-color 0.3s, box-shadow 0.3s;
}

/* ── Config Panel（外層 column 容器，不含 card 樣式）── */
.config-panel {
    width: 360px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex-shrink: 0;
}

/* 識別區卡片：永不高亮、永不鎖定 */
.project-identity-card {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 16px 24px;
    flex-shrink: 0;
}

/* Config 主體卡片：接收 panel-highlight / project-done / ui-locked */
.config-body-card {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    flex: 1;
    min-height: 0;
    overflow-y: auto;
}

/* 專案標題：永遠不鎖 */
.project-header-top {
    display: flex;
    flex-direction: column;
    gap: 4px;
    flex-shrink: 0;
}

.project-name-row {
    display: flex;
    align-items: center;
    gap: 6px;
}

.rename-btn {
    flex-shrink: 0;
    background: none;
    border: none;
    padding: 2px;
    cursor: pointer;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    border-radius: 4px;
    transition: color 0.15s, background 0.15s;
}
.rename-btn:hover { color: var(--text-main); background: rgba(255,255,255,0.07); }

.project-name-input {
    background: transparent;
    border: none;
    outline: none;
    color: var(--text-main);
    font-size: 18px;
    font-weight: 700;
    padding: 0;
    width: 100%;
    letter-spacing: 0.5px;
}
.project-name-input:not([readonly]):hover,
.project-name-input:not([readonly]):focus {
    background: rgba(255,255,255,0.05);
    border-radius: 4px;
    padding: 0 4px;
    margin: 0 -4px;
}
.project-name-input[readonly] { cursor: default; }
.project-name-input[readonly]:hover,
.project-name-input[readonly]:focus {
    background: transparent;
    padding: 0;
    margin: 0;
}

.project-uid {
    font-size: 11px;
    letter-spacing: 1.5px;
}

/* 已完成專案：config body 變暗，preview 高亮 */
.config-panel-body.project-done {
    opacity: 0.45;
    pointer-events: none;
    transition: opacity 0.2s ease;
}
.preview-panel.project-done {
    border-color: var(--accent-cyan) !important;
    box-shadow: 0 0 0 1px var(--accent-cyan), 0 0 18px rgba(34, 211, 238, 0.15);
}

/* 下半鎖定區域 */
.config-panel-body {
    display: flex;
    flex-direction: column;
    gap: 24px;
    flex: 1;
    min-height: 0;
}

/* Tab 2 專用：寬度與完整生成相同 */
#tab-storyboard .config-panel {
    width: 360px;
    flex: none;
}

/* ── 生成結果區：生成前灰掉 ── */
.preview-panel.preview-dimmed {
    opacity: 0.45;
    pointer-events: none;
    transition: opacity 0.2s ease;
}

/* ── UI 鎖定（生成中）視覺灰掉，上塊 project-header-top 不受影響 ── */
.workspace.ui-locked .config-panel-body {
    opacity: 0.45;
    pointer-events: none;
    transition: opacity 0.2s ease;
}
.workspace.ui-locked .nav-link {
    opacity: 0.35;
    pointer-events: none;
}
/* 生成按鈕本身 disabled 樣式 */
#full-gen-btn:disabled,
#sb-gen-btn:disabled {
    background: var(--bg-card) !important;
    color: var(--text-muted) !important;
    cursor: not-allowed;
    opacity: 0.5;
}


/* Product Image + Template side by side */
.product-template-row {
    display: flex;
    gap: 12px;
}

.pt-col {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.dashed-box {
    aspect-ratio: 3 / 4;
    border: 1.5px dashed var(--border-color);
    border-radius: 10px;
    background-color: var(--bg-card);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    cursor: pointer;
    color: var(--text-muted);
    font-size: 11px;
    transition: border-color 0.2s, background 0.2s;
}

.dashed-box:hover {
    border-color: var(--accent-cyan);
    background-color: rgba(34, 211, 238, 0.04);
}

.dashed-box svg { opacity: 0.5; }
.dashed-box:hover svg { opacity: 0.9; }

.dashed-box.drag-over {
    border-color: var(--accent-cyan);
    border-style: solid;
    background-color: rgba(34, 211, 238, 0.08);
    box-shadow: 0 0 0 3px rgba(34, 211, 238, 0.18);
}
.dashed-box.drag-over svg { opacity: 0.9; }

/* ── Preview Panel ── */
.preview-panel {
    flex: 1;
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 32px;
    display: flex;
    flex-direction: column;
    gap: 24px;
    overflow: hidden; /* 電腦版：強制鎖定頁面高度，不允許外層滾動 */
    position: relative;
}

/* ── Results Layout ── */
.results-layout {
    display: flex;
    gap: 32px;
    flex: 1;
    min-height: 0;
    position: relative;
    overflow: hidden;
}

/* 左側：主影片 */
.results-left {
    flex: 0 0 42%;
    display: flex;
    flex-direction: column;
    min-width: 0;
    min-height: 0;
}

.video-with-actions {
    flex: 1; 
    min-height: 0;
    display: flex;
    gap: 16px;
    align-items: flex-end; 
    justify-content: center;
    width: 100%;
}
.video-with-actions .merged-frame {
    height: 100%; /* 以高度為基準自動適應 */
    max-height: 100%;
    width: auto;
    aspect-ratio: 9 / 16;
    flex-shrink: 1;
    max-width: calc(100% - 60px);
    background: linear-gradient(135deg, #060d1a, #0d1f3c);
    border-radius: 10px;
    border: 2px solid var(--accent-cyan);
    display: flex; align-items: center; justify-content: center;
    position: relative; box-shadow: 0 0 20px rgba(34, 211, 238, 0.18);
}
.video-actions-aside { display: flex; flex-direction: column; gap: 10px; flex-shrink: 0; padding-bottom: 4px; }
.video-action-btn { width: 44px; height: 44px; border-radius: 8px; background-color: var(--bg-surface); border: 1px solid var(--border-color); color: var(--text-muted); display: flex; align-items: center; justify-content: center; cursor: pointer; transition: all 0.2s; }
.video-action-btn:hover { border-color: var(--accent-cyan); color: var(--accent-cyan); background-color: rgba(34, 211, 238, 0.05); transform: translateY(-2px); }

/* 空狀態 */
.empty-state-hint { display: none; flex-direction: column; align-items: center; gap: 8px; color: var(--text-muted); opacity: 0.6; }
.video-with-actions.empty .merged-frame { border: 1.5px dashed var(--border-color); background: transparent; box-shadow: none; }
.video-with-actions.empty .empty-state-hint { display: flex; }
.video-with-actions.empty .play-overlay, .video-with-actions.empty .video-actions-aside { display: none; }

/* 右側：分鏡與片段 (電腦版不滑動，Grid 自動縮放) */
.results-right {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 20px;
    min-width: 0;
    min-height: 0;
    overflow: hidden; 
}

/* 網格設定 */
.sb-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 10px; }
.sb-grid--4col { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }

/* 預設的片段區(Tab 1)：4 欄 */
.clips-list { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }

/* ★ Tab 2 的片段區(6個)：強制改為 3 欄，自然形成 3x2 的完美排法 */
#tab-storyboard .clips-list { grid-template-columns: repeat(3, 1fr); }


.sb-frame, .clip-thumb {
    width: 100%; height: auto; aspect-ratio: 9 / 16; flex: unset;
    background-color: var(--bg-card); border-radius: 6px; border: 1px solid var(--border-color);
    display: flex; align-items: center; justify-content: center; position: relative; color: var(--text-muted); transition: border-color 0.2s;
}
.sb-frame.sb-upload { flex-direction: column; cursor: pointer; border-style: dashed; }
.sb-frame.sb-upload:hover { border-color: var(--accent-cyan); background-color: rgba(34, 211, 238, 0.04); }
.sb-frame.sb-upload svg { opacity: 0.5; }
.sb-frame.sb-upload:hover svg { opacity: 0.9; }
.sb-frame.sb-upload.drag-over { border-color: var(--accent-cyan); border-style: solid; background-color: rgba(34, 211, 238, 0.08); box-shadow: 0 0 0 3px rgba(34, 211, 238, 0.18); }
.sb-frame.sb-upload.drag-over svg { opacity: 0.9; }
.clip-thumb:hover { border-color: var(--text-muted); }
.clip-thumb.active { border-color: var(--border-color); color: var(--text-muted); }

/* 其他按鈕與浮層 */
.merged-version-tabs { display: flex; gap: 3px; background: rgba(255,255,255,0.05); border: 1px solid var(--border-color); border-radius: 6px; padding: 2px; }
.merged-version-btn { background: none; border: none; color: var(--text-muted); font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.5px; padding: 2px 8px; border-radius: 4px; cursor: pointer; transition: background 0.15s, color 0.15s; line-height: 1.6; }
.merged-version-btn.active { background: var(--accent-cyan); color: #0A0F1C; }
.merged-version-tabs.disabled { opacity: 0.35; pointer-events: none; }

.frame-dl-btn { position: absolute; bottom: 6px; right: 6px; width: 24px; height: 24px; border-radius: 5px; background-color: rgba(34, 211, 238, 0.88); color: #0A0F1C; border: none; display: flex; align-items: center; justify-content: center; cursor: pointer; opacity: 0; transform: translateY(3px); transition: opacity 0.18s, transform 0.18s, background 0.15s; }
.sb-frame:hover .frame-dl-btn, .clip-thumb:hover .frame-dl-btn { opacity: 1; transform: translateY(0); }
.frame-dl-btn:hover { background-color: rgba(34, 211, 238, 1); }

.play-overlay { width: 36px; height: 36px; border-radius: 50%; background-color: rgba(34, 211, 238, 0.9); display: flex; align-items: center; justify-content: center; color: #000; font-size: 15px; cursor: pointer; }

.btn-template-picker { display: flex; align-items: center; justify-content: center; gap: 6px; width: 100%; padding: 9px 12px; background-color: transparent; border: 1px dashed var(--border-color); border-radius: 6px; color: var(--text-muted); font-size: 12px; cursor: pointer; transition: border-color 0.2s, color 0.2s, background 0.2s; }
.btn-template-picker:hover { border-color: var(--accent-cyan); color: var(--accent-cyan); background-color: rgba(34, 211, 238, 0.04); }

.tpl-modal-overlay { position: fixed; inset: 0; background-color: rgba(0, 0, 0, 0.7); backdrop-filter: blur(4px); display: flex; align-items: center; justify-content: center; z-index: 1000; opacity: 0; pointer-events: none; transition: opacity 0.2s; }
.tpl-modal-overlay.open { opacity: 1; pointer-events: all; }
.tpl-modal { background-color: var(--bg-surface); border: 1px solid var(--border-color); border-radius: 16px; width: min(860px, 90vw); max-height: 80vh; display: flex; flex-direction: column; overflow: hidden; transform: translateY(12px); transition: transform 0.2s; }
.tpl-modal-overlay.open .tpl-modal { transform: translateY(0); }
.tpl-modal-header { display: flex; align-items: flex-start; justify-content: space-between; padding: 24px 28px 16px; border-bottom: 1px solid var(--border-color); flex-shrink: 0; }
.tpl-modal-close { width: 32px; height: 32px; border-radius: 6px; display: flex; align-items: center; justify-content: center; color: var(--text-muted); transition: background 0.2s, color 0.2s; }
.tpl-modal-close:hover { background-color: var(--bg-card); color: var(--text-main); }
.tpl-tabs { display: flex; gap: 6px; padding: 16px 28px 0; flex-shrink: 0; }
.tpl-tab { padding: 6px 14px; border-radius: 100px; font-size: 12px; color: var(--text-muted); border: 1px solid transparent; cursor: pointer; transition: all 0.2s; }
.tpl-tab:hover { color: var(--text-main); border-color: var(--border-color); }
.tpl-tab.active { background-color: var(--bg-card); border-color: var(--accent-cyan); color: var(--accent-cyan); font-weight: 600; }
.tpl-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; padding: 20px 28px 28px; overflow-y: auto; }
.tpl-card { display: flex; flex-direction: column; gap: 8px; cursor: pointer; }
.tpl-card-thumb { aspect-ratio: 9 / 16; background: linear-gradient(135deg, var(--bg-card), #0d1f3c); border-radius: 8px; border: 2px solid var(--border-color); transition: border-color 0.2s, box-shadow 0.2s, transform 0.15s; }
.tpl-card:hover .tpl-card-thumb { border-color: var(--text-muted); transform: translateY(-2px); }
.tpl-card.selected .tpl-card-thumb { border-color: var(--accent-cyan); box-shadow: 0 0 16px rgba(34, 211, 238, 0.3); }
.tpl-card-name { font-size: 11px; color: var(--text-muted); text-align: center; font-family: var(--font-mono); letter-spacing: 0.5px; transition: color 0.2s; }
.tpl-card.selected .tpl-card-name { color: var(--accent-cyan); }

.dl-all-btn { display: inline-flex; align-items: center; gap: 4px; padding: 6px 14px; background: transparent; border: 1px solid var(--border); border-radius: 6px; color: var(--text-muted); font-size: 11px; font-family: var(--font-mono); cursor: pointer; transition: all 0.15s; }
.dl-all-btn:hover:not(:disabled) { border-color: var(--accent); color: var(--accent); }
.dl-all-btn:disabled { opacity: 0.35; cursor: not-allowed; }

/* ── Toast 通知系統 ── */
.toast-container {
    position: fixed;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    gap: 8px;
    z-index: 9999;
    pointer-events: none;
    align-items: center;
}
.toast {
    pointer-events: all;
    background: #1e293b;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 12px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 14px;
    color: #f1f5f9;
    box-shadow: 0 4px 20px rgba(0,0,0,0.4);
    animation: toast-slide-up 0.3s ease;
    max-width: 90vw;
    white-space: normal;
    text-align: left;
    min-width: 220px;
}
.toast--error   { border-color: #ef4444; }
.toast--success { border-color: #4ade80; }
.toast--info    { border-color: var(--accent-cyan); }
.toast button {
    background: none;
    border: none;
    color: #94a3b8;
    cursor: pointer;
    font-size: 18px;
    padding: 0;
    line-height: 1;
    flex-shrink: 0;
    margin-left: auto;
}
.toast button:hover { color: #f1f5f9; }
.toast.fade-out { animation: toast-fade-out 0.4s ease forwards; }
@keyframes toast-slide-up {
    from { opacity: 0; transform: translateY(12px); }
    to   { opacity: 1; transform: translateY(0); }
}
@keyframes toast-fade-out {
    from { opacity: 1; transform: translateY(0); }
    to   { opacity: 0; transform: translateY(6px); }
}

/* ── Skeleton Loading ── */
@keyframes skeleton-shimmer {
    0%   { top: -100%; }
    100% { top: 200%; }
}
.skeleton {
    background: var(--bg-card) !important;
    border-radius: 4px;
    position: relative !important;
    overflow: hidden !important;
}
.skeleton::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    top: -100%;
    height: 60%;
    background: linear-gradient(180deg, transparent 0%, rgba(255,255,255,0.13) 50%, transparent 100%);
    animation: skeleton-shimmer 1.8s ease-in-out infinite;
    pointer-events: none;
    z-index: 1;
}
.history-skeleton-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
}
.history-skeleton-thumb {
    width: 40px;
    height: 54px;
    flex-shrink: 0;
    border-radius: 4px;
}
.history-skeleton-body {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 7px;
}
.history-skeleton-line {
    height: 9px;
    border-radius: 4px;
}
.history-skeleton-line.long  { width: 68%; }
.history-skeleton-line.short { width: 38%; }

/* clip-thumb / sb-frame skeleton 狀態 */
.clip-thumb.skeleton { color: transparent; background-color: transparent; }
.sb-frame.skeleton   { background-image: none !important; }

/* ── Empty State ── */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 28px 16px;
    gap: 8px;
    text-align: center;
}
.empty-state svg { opacity: 0.25; }
.empty-state-title {
    font-size: 11px;
    font-family: var(--font-mono);
    color: var(--text-muted);
    margin-top: 4px;
}
.empty-state-sub {
    font-size: 10px;
    color: var(--text-muted);
    opacity: 0.6;
    line-height: 1.5;
}

/* ============================================================
   Mobile / Responsive Adjustments (小於 1200px 切換至單頁模式)
   ============================================================ */

/* 電腦版強制隱藏手機底部導航與帳號面板 */
.mobile-bottom-nav,
.mobile-account-panel { 
    display: none !important; 
}

@media (max-width: 1200px) {
    .top-navbar { padding: 0 16px; height: 56px; justify-content: center; }
    .navbar-logo, .navbar-right { display: none; }
    .navbar-nav { width: 100%; justify-content: space-around; }
    .nav-link { flex: 1; text-align: center; padding: 8px 0; }

    .mobile-bottom-nav { display: flex !important; background-color: var(--bg-surface); border-top: 1px solid var(--border-color); height: 60px; width: 100%; flex-shrink: 0; padding-bottom: env(safe-area-inset-bottom); z-index: 10; }
    .bottom-nav-item { flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 4px; color: var(--text-muted); }
    .bottom-nav-item.active { color: var(--accent-cyan); }
    .bottom-nav-item svg { width: 20px; height: 20px; stroke-width: 2px; }
    .bottom-nav-item span { font-size: 10px; font-weight: 500; font-family: var(--font-sans); }

    .main-content { padding: 0; }
    .workspace { display: flex; flex-direction: column; gap: 0; padding: 0; }

    .config-panel, .preview-panel, .history-panel {
        display: none !important; flex: 1; width: 100%; height: 100%; margin: 0; padding: 0; border-radius: 0; border: none; overflow-y: auto; overflow-x: hidden;
    }
    .config-panel.mobile-active, .preview-panel.mobile-active, .history-panel.mobile-active { display: flex !important; flex-direction: column; }

    .mobile-account-panel { display: none !important; position: fixed; top: 56px; left: 0; right: 0; bottom: calc(60px + env(safe-area-inset-bottom)); background: var(--bg-main); z-index: 9; flex-direction: column; align-items: center; justify-content: center; gap: 12px; padding: 32px 24px; }
    .mobile-account-panel.mobile-active { display: flex !important; }
    .mobile-account-avatar-lg { width: 72px; height: 72px; border-radius: 50%; background-color: var(--bg-card); color: var(--accent-cyan); font-family: var(--font-mono); font-weight: 700; font-size: 26px; display: flex; align-items: center; justify-content: center; border: 2px solid var(--accent-cyan); margin-bottom: 4px; }
    .mobile-account-name { font-size: 18px; font-weight: 700; color: var(--text-main); }
    .mobile-account-role { font-size: 12px; font-family: var(--font-mono); color: var(--accent-cyan); letter-spacing: 1px; }
    .mobile-account-credits { display: flex; align-items: center; gap: 6px; background: var(--bg-card); border: 1px solid var(--accent-cyan); border-radius: 100px; padding: 6px 16px; font-family: var(--font-mono); font-weight: 700; font-size: 14px; color: var(--text-main); margin-top: 4px; }
    .mobile-account-logout { margin-top: 16px; width: 100%; max-width: 280px; padding: 13px; background: transparent; border: 1px solid var(--border-color); color: var(--text-muted); border-radius: 8px; font-family: var(--font-mono); font-size: 13px; cursor: pointer; letter-spacing: 1px; }
    
    .project-identity-card { border-left: none; border-right: none; border-top: none; border-radius: 0; padding: 12px 16px; flex-shrink: 0; }
    .config-body-card { border: none; border-radius: 0; padding: 16px; flex: 1; overflow-y: auto; overflow-x: hidden; }
    .history-panel { padding: 0; }
    .config-panel .toggle-btn { display: none; }
    .product-template-row { flex-direction: row; }

    /* ★ 預覽面板手機端：影片置頂，向下自動長高滾動，增加底部留白 */
    .preview-panel { gap: 24px; padding: 16px 16px 40px 16px; overflow-y: auto; }
    .results-layout { flex-direction: column; gap: 24px; overflow: visible; height: auto; flex: none; }
    
    .results-left { order: 1; width: 100%; display: flex; flex-direction: column; align-items: center; gap: 8px; flex: none; }
    
    /* 解除高度限制，讓影片在手機上寬度為主 */
    .video-with-actions { height: auto; width: 100%; justify-content: center; flex: none; }
    .video-with-actions .merged-frame { height: auto; width: 100%; max-width: 420px; aspect-ratio: 9 / 16; max-height: none; flex: none; }
    
    .results-right { order: 2; width: 100%; display: flex; flex-direction: column; gap: 20px; overflow: visible; min-height: 0; flex: none; }
    
    /* ★ 只針對 Tab 1 (完整生成) 進行子元素重排：片段在中間，分鏡圖在最下 */
    #tab-full .results-right > div:nth-child(1) { order: 3; } /* 分鏡圖 */
    #tab-full .results-right > div:nth-child(2) { display: none; } /* 分隔線隱藏 */
    #tab-full .results-right > div:nth-child(3) { order: 1; } /* 片段 */

    /* 網格改為多排換行 (確保手機也是三欄/二欄) */
    .sb-grid { grid-template-columns: repeat(3, 1fr); gap: 12px; width: 100%; display: grid; }
    .sb-grid--4col { grid-template-columns: repeat(2, 1fr); gap: 12px; width: 100%; display: grid; }
    .clips-list { grid-template-columns: repeat(3, 1fr); gap: 12px; width: 100%; display: grid; }
    
    .sb-frame, .clip-thumb { width: 100%; height: auto; aspect-ratio: 9 / 16; flex: unset; }
    
    .video-action-btn { width: 40px; height: 40px; }
    .tpl-modal { width: 95vw; max-height: 90vh; }
    .tpl-grid { grid-template-columns: repeat(3, 1fr); gap: 10px; padding: 16px; }
}