/* Presentation Studio – editor & player styles */
:root {
    --ps-bg: #0f1117;
    --ps-surface: #1a1d27;
    --ps-surface2: #242836;
    --ps-border: #2e3344;
    --ps-text: #e8eaef;
    --ps-muted: #8b92a8;
    --ps-accent: #6366f1;
    --ps-accent-hover: #818cf8;
    --ps-success: #22c55e;
    --ps-danger: #ef4444;
    --ps-radius: 10px;
    --ps-font: 'Segoe UI', system-ui, -apple-system, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }

body.ps-body {
    margin: 0;
    font-family: var(--ps-font);
    background: var(--ps-bg);
    color: var(--ps-text);
    min-height: 100vh;
}

.ps-app { display: flex; flex-direction: column; height: 100vh; overflow: hidden; }

/* ── Top bar ── */
.ps-topbar {
    display: flex; align-items: center; gap: 1rem;
    padding: 0.65rem 1rem;
    background: var(--ps-surface);
    border-bottom: 1px solid var(--ps-border);
    flex-shrink: 0;
}
.ps-topbar h1 { font-size: 1rem; margin: 0; font-weight: 600; }
.ps-topbar .ps-title-input {
    flex: 1; max-width: 320px;
    background: var(--ps-surface2); border: 1px solid var(--ps-border);
    color: var(--ps-text); border-radius: 6px; padding: 0.4rem 0.65rem;
    font-size: 0.95rem;
}
.ps-topbar-actions { margin-left: auto; display: flex; gap: 0.5rem; flex-wrap: wrap; }

.ps-btn {
    background: var(--ps-surface2); color: var(--ps-text);
    border: 1px solid var(--ps-border); border-radius: 6px;
    padding: 0.45rem 0.85rem; font-size: 0.85rem; cursor: pointer;
    transition: background 0.15s, border-color 0.15s;
}
.ps-btn:hover { background: #2d3348; border-color: #444b63; }
.ps-btn-primary { background: var(--ps-accent); border-color: var(--ps-accent); color: #fff; }
.ps-btn-primary:hover { background: var(--ps-accent-hover); }
.ps-btn-danger { color: #fca5a5; border-color: #7f1d1d; }
.ps-btn-danger:hover { background: #450a0a; }
.ps-btn-sm { padding: 0.3rem 0.55rem; font-size: 0.78rem; }

/* ── Main layout ── */
.ps-main { display: flex; flex: 1; overflow: hidden; }

.ps-sidebar {
    width: 220px; flex-shrink: 0;
    background: var(--ps-surface);
    border-right: 1px solid var(--ps-border);
    display: flex; flex-direction: column;
    overflow: hidden;
}
.ps-sidebar-right {
    width: 280px; border-right: none; border-left: 1px solid var(--ps-border);
}

.ps-sidebar-head {
    padding: 0.65rem; font-size: 0.75rem; text-transform: uppercase;
    letter-spacing: 0.05em; color: var(--ps-muted);
    border-bottom: 1px solid var(--ps-border);
    display: flex; justify-content: space-between; align-items: center;
}

.ps-scene-list { flex: 1; overflow-y: auto; padding: 0.5rem; }

.ps-scene-item {
    display: flex; align-items: center; gap: 0.5rem;
    padding: 0.45rem; margin-bottom: 0.35rem;
    border-radius: 8px; cursor: pointer;
    border: 1px solid transparent;
    background: var(--ps-surface2);
    font-size: 0.82rem;
}
.ps-scene-item:hover { border-color: var(--ps-border); }
.ps-scene-item.active { border-color: var(--ps-accent); background: #252a3d; }
.ps-scene-thumb {
    width: 48px; height: 36px; border-radius: 4px;
    background: #111; object-fit: cover; flex-shrink: 0;
    display: flex; align-items: center; justify-content: center;
    font-size: 1rem; color: var(--ps-muted);
}
.ps-scene-item-info { flex: 1; min-width: 0; }
.ps-scene-item-info strong { display: block; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.ps-scene-item-info span { color: var(--ps-muted); font-size: 0.72rem; }

/* ── Canvas / preview ── */
.ps-center { flex: 1; display: flex; flex-direction: column; overflow: hidden; min-width: 0; }

.ps-preview-wrap {
    flex: 1; display: flex; align-items: center; justify-content: center;
    padding: 1rem; background: #08090d; overflow: hidden; min-height: 0;
    position: relative;
    container-type: size;
    container-name: preview;
}
.ps-preview-stage {
    position: relative;
    aspect-ratio: 16 / 9;
    width: min(960px, 100%);
    max-width: 100%;
    max-height: 100%;
    height: auto;
    background: #000;
    border-radius: var(--ps-radius);
    box-shadow: 0 20px 60px rgba(0,0,0,0.5);
    overflow: hidden;
    isolation: isolate;
}
.ps-preview-stage > .ps-scene {
    position: absolute;
    inset: 0;
}
@supports (width: 1cqw) {
    .ps-preview-stage {
        width: min(960px, 100cqw, calc(100cqh * 16 / 9));
        max-height: 100cqh;
    }
}

/* ── Scene rendering (shared editor preview + player) ── */
.ps-scene {
    position: absolute; inset: 0;
    display: flex; flex-direction: column;
    opacity: 0; pointer-events: none;
    transition: opacity 0.05s;
    overflow: hidden;
    min-height: 0;
}
.ps-scene.ps-scene-active { opacity: 1; pointer-events: auto; z-index: 2; }
.ps-scene.ps-scene-leaving { z-index: 1; opacity: 0; }
.ps-scene.ps-scene-entering { z-index: 3; opacity: 0; }

.ps-scene-media-grid {
    flex: 1 1 0; display: grid; gap: 4px; padding: 4px;
    min-height: 0; width: 100%; overflow: hidden;
    align-content: stretch; align-items: stretch;
}
.ps-layout-single { grid-template-columns: 1fr; grid-template-rows: 1fr; }
.ps-layout-side-by-side { grid-template-columns: 1fr 1fr; grid-template-rows: 1fr; }
.ps-layout-grid-2 { grid-template-columns: 1fr 1fr; grid-template-rows: 1fr 1fr; }
.ps-layout-grid-3 { grid-template-columns: 1fr 1fr; grid-template-rows: 1fr 1fr; }
.ps-layout-grid-4 { grid-template-columns: 1fr 1fr; grid-template-rows: 1fr 1fr; }

.ps-media-cell {
    position: relative; overflow: hidden; background: #111;
    min-height: 0; min-width: 0;
}
.ps-media-cell img, .ps-media-cell video {
    max-width: 100%; max-height: 100%; object-fit: contain;
}
.ps-media-frame {
    position: absolute; inset: 0;
    width: 100%; height: 100%;
    overflow: hidden;
}
.ps-media-kb-target {
    position: absolute; inset: 0;
    overflow: hidden; min-height: 0; min-width: 0;
}
.ps-media-kb-anim {
    position: absolute; inset: 0;
    transform-origin: center center;
}
.ps-media-rotate {
    position: absolute; inset: 0;
    transform-origin: center center;
}
.ps-media-frame img, .ps-media-frame video {
    display: block;
    width: 100%; height: 100%;
    max-width: 100%; max-height: 100%;
    object-fit: contain;
}
.ps-media-label {
    position: absolute; top: 8px; left: 8px;
    background: rgba(0,0,0,0.65); color: #fff;
    padding: 0.2rem 0.5rem; border-radius: 4px; font-size: 0.75rem;
    font-weight: 600; text-transform: uppercase; letter-spacing: 0.04em;
}
.ps-media-caption {
    position: absolute; bottom: 0; left: 0; right: 0;
    background: linear-gradient(transparent, rgba(0,0,0,0.75));
    padding: 1.5rem 0.75rem 0.5rem; font-size: 0.8rem;
}

.ps-scene-text {
    flex: 1; display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    padding: 2rem; text-align: center;
    background: linear-gradient(135deg, #1e1b4b 0%, #0f172a 100%);
}
.ps-scene-text h2 { font-size: clamp(1.5rem, 4vw, 2.8rem); margin: 0 0 0.5rem; }
.ps-scene-text h3 { font-size: clamp(1rem, 2.5vw, 1.5rem); margin: 0 0 1rem; color: var(--ps-muted); font-weight: 400; }
.ps-scene-text p { font-size: clamp(0.9rem, 2vw, 1.15rem); max-width: 70ch; line-height: 1.6; margin: 0; color: #cbd5e1; }

/* Ken Burns — separate animation layer from crop/rotate */
.ps-media-kb-anim.ps-kb-zoom-in { animation: ps-kb-custom 8s ease-out forwards; --kb-s0:1; --kb-s1:1.12; --kb-x0:0%; --kb-y0:0%; --kb-x1:0%; --kb-y1:0%; }
.ps-media-kb-anim.ps-kb-zoom-out { animation: ps-kb-custom 8s ease-out forwards; --kb-s0:1.12; --kb-s1:1; --kb-x0:0%; --kb-y0:0%; --kb-x1:0%; --kb-y1:0%; }
.ps-media-kb-anim.ps-kb-pan-left,
.ps-media-kb-anim.ps-kb-pan-right,
.ps-media-kb-anim.ps-kb-pan-up,
.ps-media-kb-anim.ps-kb-pan-down,
.ps-media-kb-anim.ps-kb-pan-diagonal-tl-br,
.ps-media-kb-anim.ps-kb-pan-diagonal-tr-bl,
.ps-media-kb-anim.ps-kb-pan-diagonal-bl-tr,
.ps-media-kb-anim.ps-kb-pan-diagonal-br-tl,
.ps-media-kb-anim.ps-kb-custom { animation: ps-kb-custom 8s ease-out forwards; }
@keyframes ps-kb-custom {
    from { transform: scale(var(--kb-s0, 1)) translate(var(--kb-x0, 0%), var(--kb-y0, 0%)); }
    to { transform: scale(var(--kb-s1, 1.08)) translate(var(--kb-x1, 0%), var(--kb-y1, 0%)); }
}

/* Transitions */
.ps-scene.ps-tr-fade.ps-scene-entering { animation: ps-tr-fade-in 0.8s ease forwards; }
.ps-scene.ps-tr-slide-left.ps-scene-entering { animation: ps-tr-sl 0.8s ease forwards; }
.ps-scene.ps-tr-slide-right.ps-scene-entering { animation: ps-tr-sr 0.8s ease forwards; }
.ps-scene.ps-tr-slide-up.ps-scene-entering { animation: ps-tr-su 0.8s ease forwards; }
.ps-scene.ps-tr-zoom.ps-scene-entering { animation: ps-tr-zoom 0.8s ease forwards; }
.ps-scene.ps-tr-blur.ps-scene-entering { animation: ps-tr-blur 0.8s ease forwards; }
@keyframes ps-tr-fade-in { from { opacity: 0; } to { opacity: 1; } }
@keyframes ps-tr-sl { from { opacity: 0; transform: translateX(40px); } to { opacity: 1; transform: none; } }
@keyframes ps-tr-sr { from { opacity: 0; transform: translateX(-40px); } to { opacity: 1; transform: none; } }
@keyframes ps-tr-su { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: none; } }
@keyframes ps-tr-zoom { from { opacity: 0; transform: scale(0.92); } to { opacity: 1; transform: none; } }
@keyframes ps-tr-blur { from { opacity: 0; filter: blur(8px); } to { opacity: 1; filter: none; } }
.ps-scene.ps-tr-slide-down.ps-scene-entering { animation: ps-tr-sd 0.8s ease forwards; }
.ps-scene.ps-tr-wipe-left.ps-scene-entering { animation: ps-tr-wl 0.8s ease forwards; }
.ps-scene.ps-tr-wipe-right.ps-scene-entering { animation: ps-tr-wr 0.8s ease forwards; }
.ps-scene.ps-tr-dissolve.ps-scene-entering { animation: ps-tr-dissolve 1s ease forwards; }
@keyframes ps-tr-sd { from { opacity: 0; transform: translateY(-30px); } to { opacity: 1; transform: none; } }
@keyframes ps-tr-wl { from { clip-path: inset(0 100% 0 0); opacity: 0.6; } to { clip-path: inset(0 0 0 0); opacity: 1; } }
@keyframes ps-tr-wr { from { clip-path: inset(0 0 0 100%); opacity: 0.6; } to { clip-path: inset(0 0 0 0); opacity: 1; } }
@keyframes ps-tr-dissolve { from { opacity: 0; transform: scale(1.02); } to { opacity: 1; transform: none; } }

/* Presenter HUD */
.ps-presenter-hud {
    position: fixed; top: 12px; right: 12px; z-index: 30;
    display: flex; flex-direction: column; align-items: flex-end; gap: 0.2rem;
    font-size: 0.78rem; color: rgba(255,255,255,0.85);
    pointer-events: none; text-shadow: 0 1px 4px rgba(0,0,0,0.8);
}
.ps-hud-clock { font-size: 1.1rem; font-weight: 700; }
.ps-slide-strip {
    position: fixed; bottom: 56px; left: 0; right: 0; z-index: 25;
    display: flex; gap: 3px; padding: 0 12px; justify-content: center;
    pointer-events: auto;
}
.ps-slide-strip-seg {
    flex: 1; max-width: 48px; height: 6px; border: none; border-radius: 999px;
    background: rgba(255,255,255,0.25); cursor: pointer; padding: 0;
    transition: background 0.15s, transform 0.15s;
}
.ps-slide-strip-seg:hover { transform: scaleY(1.4); }
.ps-slide-strip-seg.active { background: var(--ps-accent); }
.ps-slide-strip-seg.done { background: rgba(255,255,255,0.55); }
.ps-next-slide-preview {
    margin-top: 1rem; padding-top: 0.75rem; border-top: 1px solid var(--ps-border);
    font-size: 0.85rem;
}
.ps-next-slide-preview p { color: var(--ps-muted); margin: 0.35rem 0 0; }

/* Export dialog */
.ps-export-form { display: flex; flex-direction: column; gap: 0.75rem; margin: 1rem 0; }
.ps-export-form label { display: flex; flex-direction: column; gap: 0.35rem; font-size: 0.88rem; }
.ps-export-form select { padding: 0.45rem; border-radius: 6px; border: 1px solid var(--ps-border); background: var(--ps-surface2); color: var(--ps-text); }
.ps-check-row { flex-direction: row !important; align-items: center; gap: 0.5rem !important; }
.ps-export-hint { font-size: 0.78rem; color: var(--ps-muted); margin: 0; }
.ps-input-wide { width: 100%; padding: 0.45rem; border-radius: 6px; border: 1px solid var(--ps-border); background: var(--ps-surface2); color: var(--ps-text); }

.ps-pwa-install {
    display: flex; flex-wrap: wrap; align-items: center; gap: 0.5rem;
    padding: 0.65rem 1rem; margin: 0 0 1rem;
    background: rgba(99, 102, 241, 0.12); border: 1px solid rgba(99, 102, 241, 0.35);
    border-radius: var(--ps-radius); font-size: 0.88rem;
}


/* ── Timeline bar ── */
.ps-timeline {
    flex-shrink: 0; padding: 0.65rem 1rem;
    background: var(--ps-surface);
    border-top: 1px solid var(--ps-border);
}
.ps-timeline-row { display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; }
.ps-timeline-row label { font-size: 0.78rem; color: var(--ps-muted); }
.ps-timeline input[type="range"] { width: 120px; accent-color: var(--ps-accent); }
.ps-timeline-info { font-size: 0.78rem; color: var(--ps-muted); margin-left: auto; }

/* ── Properties panel ── */
.ps-props { padding: 0.75rem; overflow-y: auto; flex: 1; }
.ps-field { margin-bottom: 0.85rem; }
.ps-field label { display: block; font-size: 0.75rem; color: var(--ps-muted); margin-bottom: 0.3rem; }
.ps-field input, .ps-field select, .ps-field textarea {
    width: 100%; background: var(--ps-surface2);
    border: 1px solid var(--ps-border); color: var(--ps-text);
    border-radius: 6px; padding: 0.4rem 0.55rem; font-size: 0.85rem;
}
.ps-field textarea { min-height: 70px; resize: vertical; }
.ps-field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 0.5rem; }

.ps-media-slot {
    border: 1px solid var(--ps-border); border-radius: 6px;
    padding: 0.5rem; margin-bottom: 0.5rem; background: var(--ps-bg);
}
.ps-media-slot > label { display: block; font-size: 0.78rem; font-weight: 600; margin-bottom: 0.35rem; }
.ps-media-slot-edit {
    width: 100%; margin-bottom: 0.5rem; justify-content: center;
}
.ps-media-slot img { max-width: 100%; max-height: 80px; border-radius: 4px; display: block; margin-bottom: 0.35rem; }

/* ── Landing page ── */
.ps-landing { max-width: 900px; margin: 0 auto; padding: 2rem 1.5rem; }
.ps-landing h1 { font-size: 2rem; margin: 0 0 0.5rem; }
.ps-landing .ps-lead { color: var(--ps-muted); margin-bottom: 2rem; line-height: 1.6; }
.ps-project-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 1rem; }
.ps-project-card {
    background: var(--ps-surface); border: 1px solid var(--ps-border);
    border-radius: var(--ps-radius); padding: 1rem;
}
.ps-project-card h3 { margin: 0 0 0.35rem; font-size: 1rem; }
.ps-project-card p { margin: 0 0 0.75rem; font-size: 0.8rem; color: var(--ps-muted); }
.ps-project-card-actions { display: flex; gap: 0.4rem; }

/* ── Player fullscreen ── */
.ps-player-body { background: #000; overflow: hidden; }
.ps-player-wrap { position: fixed; inset: 0; background: #000; }
.ps-player-stage { position: absolute; inset: 0; }
.ps-player-controls {
    position: fixed; bottom: 0; left: 0; right: 0;
    background: linear-gradient(transparent, rgba(0,0,0,0.85));
    padding: 2rem 1rem 1rem;
    display: flex; align-items: center; gap: 0.75rem;
    opacity: 0; transition: opacity 0.3s;
    z-index: 100;
}
.ps-player-wrap:hover .ps-player-controls,
.ps-player-controls:focus-within { opacity: 1; }
.ps-progress {
    flex: 1; height: 4px; background: rgba(255,255,255,0.2);
    border-radius: 2px; cursor: pointer; position: relative;
}
.ps-progress-fill { height: 100%; background: var(--ps-accent); border-radius: 2px; width: 0; }
.ps-player-time { font-size: 0.78rem; color: rgba(255,255,255,0.7); min-width: 90px; text-align: right; }

.ps-empty { color: var(--ps-muted); text-align: center; padding: 2rem; font-size: 0.9rem; }

/* Add scene menu */
.ps-add-menu { display: flex; flex-wrap: wrap; gap: 0.35rem; padding: 0.5rem; }
.ps-add-menu .ps-btn { flex: 1 1 45%; font-size: 0.75rem; }

@media (max-width: 900px) {
    .ps-main { flex-direction: column; }
    .ps-sidebar, .ps-sidebar-right { width: 100%; max-height: 180px; border: none; border-bottom: 1px solid var(--ps-border); }
}

/* ── Enhanced polish ── */
.ps-guest-banner {
    display: flex; align-items: center; justify-content: center; gap: 1rem; flex-wrap: wrap;
    padding: 0.55rem 1rem;
    background: rgba(99, 102, 241, 0.12);
    border-bottom: 1px solid var(--ps-border);
    font-size: 0.85rem;
    color: var(--ps-muted);
}

.ps-link-back { color: var(--ps-accent-hover); text-decoration: none; }
.ps-link-back:hover { text-decoration: underline; }
.ps-landing-header { margin-bottom: 1.5rem; }
.ps-landing-actions { display: flex; gap: 0.75rem; flex-wrap: wrap; margin-bottom: 2.5rem; }
.ps-section { margin-bottom: 2.5rem; }
.ps-section h2 { font-size: 1.15rem; margin: 0 0 0.35rem; }
.ps-section-desc { color: var(--ps-muted); font-size: 0.88rem; margin: 0 0 1rem; }
.ps-muted-text { color: var(--ps-muted); font-weight: 400; font-size: 0.85em; }

.ps-template-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 0.75rem;
}
.ps-template-card {
    display: flex; flex-direction: column; align-items: flex-start; gap: 0.35rem;
    text-align: left; padding: 1rem;
    background: var(--ps-surface);
    border: 1px solid var(--ps-border);
    border-radius: var(--ps-radius);
    color: var(--ps-text);
    cursor: pointer;
    transition: border-color 0.15s, transform 0.15s, box-shadow 0.15s;
}
.ps-template-card:hover {
    border-color: var(--ps-accent);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.25);
}
.ps-template-icon { font-size: 1.75rem; line-height: 1; }
.ps-template-card strong { font-size: 0.95rem; }
.ps-template-card span:last-child { font-size: 0.78rem; color: var(--ps-muted); line-height: 1.4; }

.ps-save-status {
    font-size: 0.72rem; color: var(--ps-muted);
    padding: 0.2rem 0.5rem; border-radius: 4px;
    background: var(--ps-surface2);
}
.ps-save-status.ps-saving { color: #fbbf24; }
.ps-save-status.ps-saved { color: var(--ps-success); }
.ps-admin-badge { color: var(--ps-accent-hover); font-weight: 600; }
.ps-credits-badge { color: var(--ps-muted); cursor: help; }
.ps-save-status.ps-cloud { color: #38bdf8; }
.ps-save-status.ps-error { color: var(--ps-danger); }

.ps-btn-group { display: inline-flex; gap: 0; }
.ps-btn-group .ps-btn { border-radius: 0; margin-left: -1px; }
.ps-btn-group .ps-btn:first-child { border-radius: 6px 0 0 6px; margin-left: 0; }
.ps-btn-group .ps-btn:last-child { border-radius: 0 6px 6px 0; }

.ps-upload-btn { cursor: pointer; position: relative; }
.ps-upload-btn input { display: none; }

.ps-audio-panel {
    flex-shrink: 0;
    background: var(--ps-surface);
    border-top: 1px solid var(--ps-border);
    padding: 0.75rem 1rem 0.65rem;
}
.ps-audio-panel-head {
    display: flex; align-items: center; gap: 0.75rem; flex-wrap: wrap;
    margin-bottom: 0.5rem; font-size: 0.85rem;
}
.ps-audio-panel-head strong { color: var(--ps-text); }
.ps-voice-panel { margin-top: 0.65rem; padding-top: 0.65rem; border-top: 1px dashed var(--ps-border); }
.ps-waveform-canvas {
    width: 100%; height: 80px;
    border-radius: 8px;
    display: block;
    cursor: ew-resize;
    border: 1px solid var(--ps-border);
}
.ps-audio-controls {
    display: flex; align-items: center; gap: 0.85rem; flex-wrap: wrap;
    font-size: 0.78rem; color: var(--ps-muted);
    margin-top: 0.5rem;
}
.ps-audio-controls input[type="range"] { width: 90px; accent-color: var(--ps-accent); }
.ps-timeline-info { font-size: 0.78rem; color: var(--ps-muted); margin-top: 0.5rem; }

.ps-slide-timeline-wrap { margin-top: 0.65rem; }
.ps-slide-timeline {
    display: flex; height: 28px;
    border-radius: 6px; overflow: hidden;
    border: 1px solid var(--ps-border);
}
.ps-slide-seg {
    display: flex; align-items: center; justify-content: center;
    font-size: 0.65rem; font-weight: 600;
    color: rgba(255,255,255,0.85);
    cursor: pointer;
    min-width: 18px;
    transition: filter 0.15s;
    border-right: 1px solid rgba(0,0,0,0.2);
}
.ps-slide-seg:hover { filter: brightness(1.15); }
.ps-slide-seg.ps-seg-title { background: #4338ca; }
.ps-slide-seg.ps-seg-image { background: #0369a1; }
.ps-slide-seg.ps-seg-comparison { background: #b45309; }
.ps-slide-seg.ps-seg-text { background: #047857; }
.ps-slide-seg.ps-seg-video { background: #7c3aed; }
.ps-slide-seg.ps-seg-blank { background: #374151; }

.ps-scene-item-actions { display: flex; gap: 0.2rem; flex-shrink: 0; }
.ps-scene-item.ps-dragging { opacity: 0.5; }
.ps-scene-item.ps-drag-over { border-color: var(--ps-accent); }
.ps-scene-list-note, .ps-scene-list-spacer {
    font-size: 0.72rem; color: var(--ps-muted); text-align: center;
    padding: 0.45rem 0.35rem; line-height: 1.35;
    border: 1px dashed var(--ps-border); border-radius: 6px; margin-bottom: 0.35rem;
}
.ps-scene-list-spacer { margin-top: 0.35rem; margin-bottom: 0; }
.ps-thumb-comparison { background: #78350f; }
.ps-thumb-title, .ps-thumb-text { background: #312e81; }
.ps-slide-count { font-size: 0.72rem; color: var(--ps-muted); }

.ps-field-hint { font-size: 0.72rem; color: var(--ps-muted); margin: 0 0 0.5rem; }
.ps-media-placeholder {
    color: var(--ps-muted); font-size: 0.8rem;
    padding: 1rem; text-align: center;
}

.ps-export-progress {
    padding: 0.5rem 1rem;
    background: var(--ps-surface2);
    border-top: 1px solid var(--ps-border);
}
.ps-export-progress-bar {
    height: 6px; background: var(--ps-border);
    border-radius: 3px; overflow: hidden; margin-bottom: 0.35rem;
}
.ps-export-progress-bar div {
    height: 100%; width: 0;
    background: var(--ps-accent);
    transition: width 0.2s;
}
.ps-export-progress span { font-size: 0.78rem; color: var(--ps-muted); }

/* Tooltips */
.ps-tooltip {
    position: fixed; z-index: 10050;
    max-width: 280px;
    padding: 0.5rem 0.65rem;
    background: #1e293b;
    border: 1px solid var(--ps-border);
    border-radius: 8px;
    font-size: 0.78rem;
    line-height: 1.45;
    color: #e2e8f0;
    pointer-events: none;
    opacity: 0;
    transform: translateY(4px);
    transition: opacity 0.15s, transform 0.15s;
    box-shadow: 0 8px 24px rgba(0,0,0,0.4);
}
.ps-tooltip.ps-tooltip-visible { opacity: 1; transform: none; pointer-events: auto; }
.ps-tooltip-help-link {
    display: block; width: 100%; margin-top: 0.45rem; padding: 0.35rem 0.5rem;
    background: rgba(99, 102, 241, 0.25); border: 1px solid rgba(99, 102, 241, 0.5);
    border-radius: 6px; color: #c7d2fe; font-size: 0.72rem; font-weight: 600;
    cursor: pointer; text-align: left;
}
.ps-tooltip-help-link:hover { background: rgba(99, 102, 241, 0.4); color: #fff; }

/* Draggable help panel */
.ps-help-panel {
    position: fixed; z-index: 10060;
    width: min(340px, calc(100vw - 24px));
    background: var(--ps-surface);
    border: 1px solid var(--ps-accent);
    border-radius: 10px;
    box-shadow: 0 16px 48px rgba(0,0,0,0.55);
}
.ps-help-panel-head {
    display: flex; align-items: center; justify-content: space-between; gap: 0.5rem;
    padding: 0.55rem 0.65rem;
    background: rgba(99, 102, 241, 0.15);
    border-bottom: 1px solid var(--ps-border);
    border-radius: 10px 10px 0 0;
    cursor: grab; user-select: none;
}
.ps-help-panel-head:active { cursor: grabbing; }
.ps-help-panel-title { font-size: 0.82rem; font-weight: 700; flex: 1; min-width: 0; }
.ps-help-panel-win { display: flex; gap: 0.2rem; }
.ps-help-win-btn {
    background: transparent; border: none; color: var(--ps-muted);
    font-size: 1.1rem; line-height: 1; padding: 0.15rem 0.4rem; cursor: pointer; border-radius: 4px;
}
.ps-help-win-btn:hover { background: var(--ps-surface2); color: var(--ps-text); }
.ps-help-panel-body { padding: 0.85rem 1rem 1rem; }
.ps-help-step-badge { font-size: 0.68rem; color: var(--ps-accent-hover); font-weight: 600; margin-bottom: 0.35rem; }
.ps-help-step-title { margin: 0 0 0.45rem; font-size: 0.95rem; }
.ps-help-step-body { margin: 0 0 1rem; font-size: 0.84rem; color: var(--ps-muted); line-height: 1.55; }
.ps-help-panel-actions { display: flex; gap: 0.5rem; justify-content: flex-end; }
.ps-help-minimized {
    position: fixed; z-index: 10059; bottom: 16px; right: 16px;
    padding: 0.45rem 0.85rem; border-radius: 999px;
    background: var(--ps-surface); border: 1px solid var(--ps-accent);
    color: var(--ps-accent-hover); font-size: 0.78rem; font-weight: 600;
    cursor: pointer; box-shadow: 0 8px 24px rgba(0,0,0,0.4);
}
.ps-help-minimized:hover { filter: brightness(1.1); }
.ps-help-highlight {
    outline: 2px solid var(--ps-accent) !important;
    outline-offset: 2px;
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.25);
}

/* Multi-photo layout picker */
.ps-multi-photo-panel {
    margin: 0.75rem 0; padding: 0.65rem;
    background: var(--ps-bg); border: 1px solid var(--ps-border); border-radius: 8px;
}
.ps-multi-photo-panel > label { font-weight: 600; font-size: 0.82rem; display: block; margin-bottom: 0.25rem; }
.ps-layout-quick {
    display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.35rem; margin: 0.5rem 0;
}
.ps-layout-quick-btn {
    display: flex; flex-direction: column; align-items: center; gap: 0.15rem;
    padding: 0.45rem 0.35rem; font-size: 0.68rem;
    background: var(--ps-surface2); border: 1px solid var(--ps-border);
    border-radius: 6px; color: var(--ps-muted); cursor: pointer;
}
.ps-layout-quick-btn:hover { border-color: var(--ps-accent); color: var(--ps-text); }
.ps-layout-quick-btn.ps-layout-quick-active {
    border-color: var(--ps-accent); background: rgba(99, 102, 241, 0.2); color: #c7d2fe;
}
.ps-layout-quick-icon { font-size: 1rem; letter-spacing: 0.05em; line-height: 1; }
.ps-multi-photo-actions { display: flex; flex-direction: column; gap: 0.35rem; }

/* Toasts */
.ps-toast-wrap {
    position: fixed; bottom: 1.25rem; right: 1.25rem;
    z-index: 10001; display: flex; flex-direction: column; gap: 0.5rem;
}
.ps-toast {
    padding: 0.65rem 1rem;
    border-radius: 8px;
    font-size: 0.85rem;
    background: var(--ps-surface2);
    border: 1px solid var(--ps-border);
    box-shadow: 0 8px 24px rgba(0,0,0,0.3);
    opacity: 0; transform: translateY(8px);
    transition: opacity 0.25s, transform 0.25s;
}
.ps-toast-show { opacity: 1; transform: none; }
.ps-toast-success { border-color: #166534; background: #052e16; color: #bbf7d0; }
.ps-toast-error { border-color: #991b1b; background: #450a0a; color: #fecaca; }
.ps-toast-info { border-color: #1e40af; background: #172554; color: #bfdbfe; }
.ps-toast-warn { border-color: #92400e; background: #451a03; color: #fde68a; }

/* Modals */
.ps-modal-overlay {
    position: fixed; inset: 0; z-index: 9999;
    background: rgba(0,0,0,0.65);
    display: none; align-items: center; justify-content: center;
    padding: 1rem;
}
.ps-modal-overlay.ps-modal-open { display: flex; }
.ps-modal {
    background: var(--ps-surface);
    border: 1px solid var(--ps-border);
    border-radius: var(--ps-radius);
    padding: 1.5rem;
    max-width: 420px; width: 100%;
    position: relative;
    box-shadow: 0 24px 64px rgba(0,0,0,0.45);
}
.ps-modal h2 { margin: 0 0 1rem; font-size: 1.1rem; }
.ps-modal-close {
    position: absolute; top: 0.65rem; right: 0.75rem;
    background: none; border: none; color: var(--ps-muted);
    font-size: 1.4rem; cursor: pointer;
}
.ps-shortcut-list { list-style: none; margin: 0; padding: 0; }
.ps-shortcut-list li {
    display: flex; justify-content: space-between; gap: 1rem;
    padding: 0.45rem 0; border-bottom: 1px solid var(--ps-border);
    font-size: 0.85rem;
}
.ps-shortcut-list kbd {
    background: var(--ps-surface2);
    padding: 0.15rem 0.45rem; border-radius: 4px;
    font-size: 0.78rem; white-space: nowrap;
}

/* Presenter mode */
.ps-slide-number {
    position: fixed; top: 1rem; right: 1rem;
    background: rgba(0,0,0,0.55);
    color: rgba(255,255,255,0.8);
    padding: 0.35rem 0.65rem;
    border-radius: 6px; font-size: 0.8rem;
    z-index: 50;
}
.ps-presenter-notes {
    position: fixed; bottom: 80px; right: 1rem;
    width: min(360px, 90vw);
    max-height: 40vh;
    background: rgba(15,17,23,0.92);
    border: 1px solid var(--ps-border);
    border-radius: var(--ps-radius);
    z-index: 90;
    display: flex; flex-direction: column;
    box-shadow: 0 12px 40px rgba(0,0,0,0.5);
}
.ps-presenter-notes-head {
    display: flex; justify-content: space-between; align-items: center;
    padding: 0.55rem 0.75rem;
    border-bottom: 1px solid var(--ps-border);
    font-size: 0.82rem;
}
.ps-presenter-notes-body {
    padding: 0.75rem; overflow-y: auto;
    font-size: 0.88rem; line-height: 1.55;
    color: #cbd5e1;
}

.ps-sidebar-right { width: 300px; }

@media (max-width: 1100px) {
    .ps-topbar { flex-wrap: wrap; }
    .ps-topbar-actions { width: 100%; margin-left: 0; justify-content: flex-start; }
}

.ps-input-narrow { width: 4rem; }

/* Drop zones */
.ps-drop-zone {
    border: 2px dashed var(--ps-border);
    border-radius: var(--ps-radius);
    padding: 2rem 1rem;
    text-align: center;
    cursor: pointer;
    transition: border-color 0.15s, background 0.15s;
}
.ps-drop-zone:hover, .ps-drop-zone.ps-drop-active {
    border-color: var(--ps-accent);
    background: rgba(99, 102, 241, 0.08);
}
.ps-drop-zone-inner { display: flex; flex-direction: column; gap: 0.35rem; align-items: center; }
.ps-drop-icon { font-size: 2rem; }
.ps-drop-hint { font-size: 0.78rem; color: var(--ps-muted); }
.ps-drop-hint em { color: var(--ps-accent-hover); font-style: normal; }

.ps-drop-overlay {
    position: absolute; inset: 0; z-index: 20;
    background: rgba(99, 102, 241, 0.25);
    border: 3px dashed var(--ps-accent);
    border-radius: var(--ps-radius);
    display: flex; align-items: center; justify-content: center;
    pointer-events: none;
}
.ps-preview-edit-btn {
    position: absolute; top: 10px; right: 10px; z-index: 12;
    box-shadow: 0 4px 16px rgba(0,0,0,0.45);
}
.ps-drop-overlay-inner {
    background: rgba(15, 17, 23, 0.9);
    padding: 1rem 1.5rem; border-radius: 8px;
    font-weight: 600;
}

.ps-drop-menu {
    position: fixed; z-index: 10002;
    background: var(--ps-surface);
    border: 1px solid var(--ps-border);
    border-radius: 8px;
    padding: 0.65rem;
    display: flex; flex-direction: column; gap: 0.35rem;
    box-shadow: 0 12px 40px rgba(0,0,0,0.45);
    min-width: 200px;
}
.ps-drop-menu strong { font-size: 0.82rem; margin-bottom: 0.25rem; }

/* Wizard */
.ps-wizard-modal { max-width: 560px; max-height: 90vh; overflow-y: auto; }
.ps-wizard-desc { font-size: 0.88rem; color: var(--ps-muted); margin: 0 0 1rem; line-height: 1.5; }
.ps-wizard-desc code { background: var(--ps-surface2); padding: 0.1rem 0.35rem; border-radius: 4px; font-size: 0.82rem; }
.ps-wizard-steps {
    display: flex; gap: 0.5rem; margin-bottom: 1rem;
    font-size: 0.75rem;
}
.ps-wizard-step {
    flex: 1; text-align: center; padding: 0.35rem;
    border-radius: 6px; background: var(--ps-surface2);
    color: var(--ps-muted);
}
.ps-wizard-step.active { background: var(--ps-accent); color: #fff; }
.ps-wizard-step.done { background: #166534; color: #bbf7d0; }
.ps-wizard-foot { display: flex; gap: 0.5rem; justify-content: flex-end; margin-top: 1rem; }
.ps-wizard-file-actions { display: flex; gap: 0.5rem; margin-top: 0.75rem; }
.ps-wizard-file-count { font-size: 0.85rem; color: var(--ps-success); margin-top: 0.5rem; }
.ps-wizard-review-stats { display: flex; gap: 0.5rem; flex-wrap: wrap; margin-bottom: 1rem; }
.ps-stat-chip {
    background: var(--ps-surface2); padding: 0.35rem 0.65rem;
    border-radius: 999px; font-size: 0.78rem;
    border: 1px solid var(--ps-border);
}
.ps-wizard-sub { font-size: 0.9rem; margin: 0.75rem 0 0.35rem; }
.ps-pair-list, .ps-single-list { list-style: none; margin: 0; padding: 0; font-size: 0.82rem; max-height: 140px; overflow-y: auto; }
.ps-pair-list li, .ps-single-list li {
    padding: 0.35rem 0; border-bottom: 1px solid var(--ps-border);
    display: flex; flex-direction: column; gap: 0.15rem;
}
.ps-pair-list li span { color: var(--ps-muted); font-size: 0.75rem; }
.ps-wizard-options { display: flex; flex-direction: column; gap: 0.5rem; margin-top: 1rem; font-size: 0.85rem; }
.ps-wiz-input {
    display: block; width: 100%; margin-top: 0.25rem;
    background: var(--ps-surface2); border: 1px solid var(--ps-border);
    color: var(--ps-text); border-radius: 6px; padding: 0.4rem;
}
.ps-wizard-building { text-align: center; padding: 2rem; }
.ps-spinner {
    width: 36px; height: 36px; margin: 0 auto 1rem;
    border: 3px solid var(--ps-border);
    border-top-color: var(--ps-accent);
    border-radius: 50%;
    animation: ps-spin 0.8s linear infinite;
}
@keyframes ps-spin { to { transform: rotate(360deg); } }

.ps-badge-desktop {
    display: inline-block;
    font-size: 0.75rem;
    background: var(--ps-surface2);
    border: 1px solid var(--ps-border);
    padding: 0.2rem 0.55rem;
    border-radius: 999px;
    color: var(--ps-muted);
    margin-bottom: 0.75rem;
}

#ps-wizard-launch { background: linear-gradient(135deg, #78350f, #92400e); border-color: #92400e; color: #fff; }
#ps-wizard-launch:hover { filter: brightness(1.1); }

.ps-badge-client-first {
    display: inline-block;
    font-size: 0.78rem;
    background: rgba(99, 102, 241, 0.15);
    border: 1px solid rgba(99, 102, 241, 0.4);
    color: var(--ps-accent-hover);
    padding: 0.25rem 0.65rem;
    border-radius: 999px;
    margin-top: 0.5rem;
}
.ps-banner-local { background: rgba(34, 197, 94, 0.08); border-color: rgba(34, 197, 94, 0.25); }
.ps-badge-soon {
    font-size: 0.65rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    background: var(--ps-surface2);
    border: 1px solid var(--ps-border);
    padding: 0.15rem 0.4rem;
    border-radius: 4px;
    vertical-align: middle;
    margin-left: 0.35rem;
}
.ps-plan-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1rem;
}
.ps-plan-card {
    background: var(--ps-surface);
    border: 1px solid var(--ps-border);
    border-radius: var(--ps-radius);
    padding: 1.25rem;
}
.ps-plan-card h3 { margin: 0 0 0.75rem; font-size: 1.05rem; }
.ps-plan-card ul { margin: 0 0 1rem; padding-left: 1.1rem; font-size: 0.88rem; color: var(--ps-muted); line-height: 1.55; }
.ps-plan-card li { margin-bottom: 0.35rem; }
.ps-plan-price { font-size: 0.92rem; margin: 0 0 0.5rem; }
.ps-plan-tag {
    display: inline-block;
    font-size: 0.72rem;
    padding: 0.2rem 0.5rem;
    border-radius: 999px;
    background: var(--ps-surface2);
    color: var(--ps-muted);
}
.ps-plan-free { border-color: rgba(34, 197, 94, 0.3); }
.ps-plan-cloud { opacity: 0.92; }
.ps-plan-features { font-size: 0.88rem; line-height: 1.6; padding-left: 1.2rem; }
.ps-btn-youtube { background: #dc2626; border-color: #b91c1c; color: #fff; }
.ps-btn-youtube:hover { filter: brightness(1.08); }
.ps-btn-muted { opacity: 0.75; }
.ps-youtube-steps { text-align: left; font-size: 0.88rem; line-height: 1.6; padding-left: 1.2rem; }
.ps-modal-actions { display: flex; gap: 0.5rem; justify-content: flex-end; margin-top: 1rem; }

.ps-ads-wrap { margin: 1rem 0; text-align: center; min-height: 50px; }
.ps-ads-wrap .ft-ads-label, .ps-ads-wrap .ft-ads-placeholder__hint { font-size: 0.72rem; color: var(--ps-muted); }
.ps-ads-top { margin-top: 0; }
.ps-ads-footer { margin-bottom: 2rem; }
.ps-teaser-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 0.75rem;
}
.ps-teaser-card {
    background: var(--ps-surface);
    border: 1px dashed var(--ps-border);
    border-radius: 8px;
    padding: 1rem;
    cursor: pointer;
    transition: border-color 0.15s, background 0.15s;
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}
.ps-teaser-card:hover { border-color: var(--ps-accent); background: rgba(99, 102, 241, 0.06); }
.ps-teaser-card strong { font-size: 0.92rem; }
.ps-teaser-card span { font-size: 0.78rem; color: var(--ps-muted); }
.ps-teaser-badge {
    font-size: 0.68rem;
    font-style: normal;
    align-self: flex-start;
    background: var(--ps-surface2);
    padding: 0.15rem 0.45rem;
    border-radius: 999px;
    color: var(--ps-accent-hover);
}
.ps-affiliate-list { font-size: 0.88rem; color: var(--ps-muted); line-height: 1.7; }
.ps-affiliate-note { font-size: 0.78rem; margin-top: 0.5rem; }

.ps-wizard-file-actions {
    display: flex; flex-wrap: wrap; gap: 0.5rem;
    margin-top: 0.75rem; justify-content: center;
}
.ps-wizard-file-count {
    text-align: center; font-size: 0.88rem;
    color: var(--ps-accent-hover); margin: 0.5rem 0 0;
    font-weight: 600;
}
.ps-wizard-local-note {
    text-align: center; font-size: 0.8rem;
    color: var(--ps-muted); margin: 0.75rem 0 0;
    line-height: 1.45; max-width: 520px; margin-left: auto; margin-right: auto;
}
.ps-wizard-build-done { text-align: center; padding: 1.5rem 0.5rem; }

/* Background upload progress bar */
.ps-upload-bar {
    position: fixed; bottom: 0; left: 0; right: 0; z-index: 10050;
    background: rgba(15, 17, 23, 0.95);
    border-top: 1px solid var(--ps-border);
    padding: 0.65rem 1rem;
    backdrop-filter: blur(8px);
}
.ps-upload-bar-inner {
    max-width: 900px; margin: 0 auto;
    display: flex; align-items: center; gap: 0.75rem;
}
.ps-upload-bar-track {
    flex: 1; height: 6px; background: var(--ps-surface2);
    border-radius: 999px; overflow: hidden;
}
.ps-upload-bar-fill {
    height: 100%; width: 0;
    background: linear-gradient(90deg, var(--ps-accent), var(--ps-accent-hover));
    transition: width 0.2s ease;
}
.ps-upload-bar-text {
    font-size: 0.78rem; color: var(--ps-muted);
    white-space: nowrap; min-width: 140px;
}

/* ── Guided tour ── */
.ps-guide-overlay {
    position: fixed; inset: 0; z-index: 20000;
    pointer-events: none; visibility: hidden;
}
.ps-guide-overlay.ps-guide-open { visibility: visible; pointer-events: auto; }
.ps-guide-backdrop {
    position: absolute; inset: 0;
    background: rgba(0, 0, 0, 0.55);
}
.ps-guide-spotlight {
    position: fixed; z-index: 20001;
    border: 2px solid var(--ps-accent);
    border-radius: var(--ps-radius);
    box-shadow: 0 0 0 9999px rgba(0, 0, 0, 0.55);
    pointer-events: none;
    transition: top 0.2s, left 0.2s, width 0.2s, height 0.2s;
}
.ps-guide-popover {
    z-index: 20002;
    background: var(--ps-surface);
    border: 1px solid var(--ps-border);
    border-radius: var(--ps-radius);
    padding: 1rem 1.1rem;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.45);
}
.ps-guide-popover-head {
    display: flex; justify-content: space-between; align-items: center;
    margin-bottom: 0.5rem;
}
.ps-guide-step-num { font-size: 0.75rem; color: var(--ps-muted); }
.ps-guide-skip {
    background: none; border: none; color: var(--ps-muted);
    font-size: 0.75rem; cursor: pointer; text-decoration: underline;
}
.ps-guide-title { margin: 0 0 0.5rem; font-size: 1rem; }
.ps-guide-body { margin: 0 0 1rem; font-size: 0.88rem; color: var(--ps-muted); line-height: 1.5; }
.ps-guide-actions { display: flex; gap: 0.5rem; justify-content: flex-end; }
body.ps-guide-active { overflow: hidden; }
.ps-btn-guide { border-color: var(--ps-accent); color: var(--ps-accent-hover); }

/* ── Bottom filmstrip timeline ── */
.ps-filmstrip-panel {
    flex-shrink: 0;
    background: var(--ps-surface);
    border-top: 1px solid var(--ps-border);
    padding: 0.45rem 0.75rem 0.55rem;
    min-height: 118px;
    max-height: 140px;
}
.ps-filmstrip-head {
    display: flex; align-items: baseline; gap: 0.75rem;
    margin-bottom: 0.35rem; font-size: 0.78rem;
}
.ps-filmstrip-head strong { font-size: 0.82rem; }
.ps-filmstrip {
    overflow-x: auto; overflow-y: hidden;
    padding-bottom: 0.25rem;
}
.ps-filmstrip-track {
    display: flex; gap: 0.5rem; align-items: stretch;
    min-height: 72px;
}
.ps-filmstrip-card {
    flex: 0 0 auto;
    width: 108px;
    background: var(--ps-surface2);
    border: 2px solid var(--ps-border);
    border-radius: 8px;
    cursor: pointer;
    transition: border-color 0.15s, transform 0.15s;
    display: flex; flex-direction: column;
    overflow: hidden;
}
.ps-filmstrip-card:hover { border-color: var(--ps-muted); }
.ps-filmstrip-card.active { border-color: var(--ps-accent); box-shadow: 0 0 0 1px var(--ps-accent); }
.ps-filmstrip-card.ps-filmstrip-dragging { opacity: 0.45; transform: scale(0.96); }
.ps-filmstrip-card.ps-filmstrip-drag-over { border-color: var(--ps-accent-hover); }
.ps-filmstrip-thumbs {
    display: flex; flex: 1; min-height: 48px; gap: 2px;
    background: #0a0c10;
}
.ps-filmstrip-thumbs-compare,
.ps-filmstrip-thumbs-side-by-side,
.ps-filmstrip-thumbs-grid-2 { flex-direction: row; }
.ps-filmstrip-thumbs-grid-3,
.ps-filmstrip-thumbs-grid-4 { flex-wrap: wrap; }
.ps-filmstrip-thumb-cell {
    flex: 1; position: relative; min-width: 0;
    display: flex; align-items: center; justify-content: center;
    overflow: hidden;
}
.ps-filmstrip-thumbs-grid-3 .ps-filmstrip-thumb-cell { flex: 1 1 33%; }
.ps-filmstrip-thumbs-grid-4 .ps-filmstrip-thumb-cell { flex: 1 1 48%; }
.ps-filmstrip-thumb-cell img {
    width: 100%; height: 100%; object-fit: cover; display: block;
}
.ps-filmstrip-ph {
    display: flex; align-items: center; justify-content: center;
    width: 100%; height: 100%; min-height: 48px;
    color: var(--ps-muted); font-size: 1.1rem;
    background: var(--ps-bg);
}
.ps-filmstrip-slot-label {
    position: absolute; bottom: 2px; left: 2px;
    font-size: 0.55rem; background: rgba(0,0,0,0.65);
    padding: 0.1rem 0.25rem; border-radius: 3px;
}
.ps-filmstrip-meta {
    display: flex; align-items: center; gap: 0.25rem;
    padding: 0.2rem 0.35rem; font-size: 0.65rem;
    border-top: 1px solid var(--ps-border);
}
.ps-filmstrip-num { color: var(--ps-muted); font-weight: 600; }
.ps-filmstrip-title {
    flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.ps-filmstrip-dur {
    width: 2.4rem; padding: 0.1rem 0.2rem;
    font-size: 0.62rem; background: var(--ps-bg);
    border: 1px solid var(--ps-border); border-radius: 4px;
    color: var(--ps-text);
}
.ps-filmstrip-add {
    flex: 0 0 auto; width: 72px;
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    gap: 0.2rem; background: transparent;
    border: 2px dashed var(--ps-border); border-radius: 8px;
    color: var(--ps-muted); cursor: pointer; font-size: 0.72rem;
}
.ps-filmstrip-add:hover { border-color: var(--ps-accent); color: var(--ps-accent-hover); }
.ps-filmstrip-add-icon { font-size: 1.25rem; line-height: 1; }

/* Image editor modal */
.ps-image-editor-modal { max-width: 600px; }
.ps-imgedit-canvas-wrap {
    background: #0a0a0a; border-radius: 8px; overflow: hidden;
    margin-bottom: 0.75rem; display: flex; justify-content: center;
}
.ps-imgedit-canvas-wrap canvas { display: block; max-width: 100%; cursor: crosshair; }
.ps-imgedit-ratios { display: flex; flex-wrap: wrap; gap: 0.35rem; margin-bottom: 0.75rem; }
.ps-imgedit-toolbar { display: flex; flex-wrap: wrap; gap: 0.35rem; margin-bottom: 0.75rem; }

/* Annotations — readable on any image (.ps-scene keeps absolute fill from preview rules above) */
.ps-media-cell { position: relative; }
.ps-annotation-layer {
    position: absolute; inset: 0; pointer-events: none; z-index: 4;
}
.ps-annotation {
    position: absolute; z-index: 5; transform: translate(-50%, -50%);
    max-width: 90%; pointer-events: none;
}
.ps-anno-text {
    display: inline-block; font-size: clamp(0.72rem, 2vw, 0.95rem);
    line-height: 1.35; font-weight: 600;
}
.ps-anno-pill .ps-anno-text {
    background: rgba(0, 0, 0, 0.72); color: #fff;
    padding: 0.35rem 0.65rem; border-radius: 999px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.45);
    text-shadow: 0 1px 2px rgba(0,0,0,0.8);
}
.ps-anno-box .ps-anno-text {
    background: rgba(0, 0, 0, 0.78); color: #fff;
    padding: 0.45rem 0.7rem; border-radius: 6px;
    border: 1px solid rgba(255,255,255,0.15);
    box-shadow: 0 4px 12px rgba(0,0,0,0.5);
}
.ps-anno-outline .ps-anno-text {
    color: #fff;
    -webkit-text-stroke: 1px rgba(0,0,0,0.85);
    paint-order: stroke fill;
    text-shadow: 0 0 6px rgba(0,0,0,0.95), 0 2px 4px rgba(0,0,0,0.9);
    padding: 0.2rem 0.35rem;
}
.ps-anno-bar, .ps-anno-bar-bottom {
    transform: none; left: 0; right: 0; bottom: 0; top: auto;
    width: 100%; max-width: none; text-align: center;
}
.ps-anno-bar .ps-anno-text, .ps-anno-bar-bottom .ps-anno-text {
    display: block; width: 100%;
    background: linear-gradient(transparent, rgba(0,0,0,0.82));
    padding: 2rem 1rem 0.65rem; color: #fff;
    text-shadow: 0 1px 3px rgba(0,0,0,0.9);
    font-size: clamp(0.85rem, 2.2vw, 1.05rem);
}
.ps-anno-callout-line {
    position: absolute; inset: 0; width: 100%; height: 100%; z-index: 3;
}
.ps-anno-callout-line line {
    stroke: #fff; stroke-width: 1.5; vector-effect: non-scaling-stroke;
    filter: drop-shadow(0 0 2px rgba(0,0,0,0.9));
}
.ps-anno-callout-dot { fill: #6366f1; stroke: #fff; stroke-width: 0.4; }

.ps-annotations-panel { margin-top: 0.75rem; border-top: 1px solid var(--ps-border); padding-top: 0.75rem; }
.ps-annotation-item {
    background: var(--ps-bg); border: 1px solid var(--ps-border);
    border-radius: 6px; padding: 0.5rem; margin-bottom: 0.5rem;
}
.ps-annotation-item-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 0.35rem; }
.ps-annotation-item-head span { font-size: 0.75rem; color: var(--ps-muted); text-transform: capitalize; }
.ps-annotation-pos { display: grid; grid-template-columns: 1fr 1fr; gap: 0.35rem; margin-top: 0.35rem; }
.ps-annotation-pos input { font-size: 0.75rem; padding: 0.25rem 0.4rem; }
.ps-kb-custom-panel {
    margin: 0.5rem 0 0.75rem; padding: 0.65rem;
    background: var(--ps-bg); border: 1px solid var(--ps-border); border-radius: 8px;
}
.ps-kb-custom-panel .ps-field-hint { margin-top: 0; }
.ps-media-slot-actions { display: flex; flex-wrap: wrap; gap: 0.35rem; margin: 0.35rem 0; }

/* Text on slide panel */
.ps-text-on-slide-panel {
    margin: 0 0 1rem; padding: 0.75rem;
    background: linear-gradient(135deg, rgba(99,102,241,0.12), rgba(99,102,241,0.04));
    border: 1px solid rgba(99, 102, 241, 0.35);
    border-radius: 10px;
}
.ps-text-on-slide-head {
    display: flex; justify-content: space-between; align-items: center; margin-bottom: 0.35rem;
}
.ps-text-on-slide-head strong { font-size: 0.95rem; }
.ps-text-slide-dur { font-size: 0.72rem; color: var(--ps-muted); }
.ps-text-on-slide-actions { display: flex; flex-wrap: wrap; gap: 0.35rem; margin: 0.5rem 0; }
.ps-text-preview-time {
    display: flex; flex-wrap: wrap; align-items: center; gap: 0.5rem;
    margin: 0.5rem 0 0.75rem; padding: 0.5rem;
    background: var(--ps-bg); border-radius: 6px; font-size: 0.78rem;
}
.ps-text-preview-time label { flex: 1; display: flex; align-items: center; gap: 0.35rem; min-width: 140px; }
.ps-text-preview-time input[type=range] { flex: 1; }
.ps-text-item details summary { cursor: pointer; list-style: none; }
.ps-text-item details summary::-webkit-details-marker { display: none; }
.ps-anno-section { margin: 0.5rem 0; }
.ps-anno-section > label { font-size: 0.75rem; font-weight: 600; color: var(--ps-muted); display: block; margin-bottom: 0.25rem; }
.ps-anno-timing { padding-top: 0.5rem; border-top: 1px dashed var(--ps-border); }
.ps-annotation.ps-anno-timed { transition: opacity 0.08s linear; pointer-events: none; }
.ps-anno-char { display: inline-block; transition: opacity 0.05s, transform 0.05s; }