/* ===== PRODUCT DEMO SHOWCASE ===== */
.demo-showcase{
    max-width:960px;margin:0 auto;
}
.demo-frames{position:relative;height:480px}
.demo-frame{
    position:absolute;top:0;left:0;width:100%;
    opacity:0;transform:translateY(12px);
    transition:opacity .5s ease,transform .5s ease;
    pointer-events:none;
}
.demo-frame.active{
    opacity:1;transform:translateY(0);
    pointer-events:auto;
}

/* Demo window chrome */
.demo-window{
    background:var(--bg-card);border:1px solid var(--border);
    border-radius:var(--radius-xl);overflow:hidden;
}
.demo-window-bar{
    display:flex;align-items:center;gap:8px;
    padding:var(--space-md) var(--space-lg);
    background:var(--bg-secondary);border-bottom:1px solid var(--border);
}
.demo-window-bar .demo-dot{
    width:10px;height:10px;border-radius:50%;
    background:var(--border-hover);
}
.demo-window-bar .demo-dot:first-child{background:#FF5F57}
.demo-window-bar .demo-dot:nth-child(2){background:#FEBC2E}
.demo-window-bar .demo-dot:nth-child(3){background:#28C840}
.demo-window-title{
    margin-left:auto;margin-right:auto;
    color:var(--text-muted);font-size:var(--text-sm);font-weight:500;
}
/* Old demo frame CSS removed — replaced by enhanced demo styles below */

/* ===== DEMO MINI FEATURE CARDS ===== */
.demo-mini-card{
    background:var(--bg-card);border:1px solid var(--border);
    border-radius:var(--radius-lg);padding:var(--space-xl);
    transition:all .4s var(--ease);overflow:hidden;
}
.demo-mini-card:hover{border-color:var(--border);transform:none}
.demo-mini-visual{
    height:120px;background:var(--bg-elevated);
    border-radius:var(--radius-md);margin-bottom:var(--space-lg);
    display:flex;align-items:center;justify-content:center;
    overflow:hidden;padding:var(--space-md);
}
.demo-mini-title{font-size:var(--text-base);font-weight:500;margin-bottom:var(--space-xs)}
.demo-mini-desc{color:var(--text-secondary);font-size:var(--text-sm);line-height:1.6}

/* Feature grid — 3 columns, 2 rows */
.feature-grid-6 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}
@media (max-width: 1024px) { .feature-grid-6 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .feature-grid-6 { grid-template-columns: 1fr; } }

/* Mini script mockup */
.mini-script-mock { width: 100%; display: flex; flex-direction: column; gap: var(--space-sm); }
.mini-script-input {
    padding: .4rem .75rem;
    background: var(--bg-card);
    border: 1px solid var(--border-active);
    border-radius: var(--radius-sm);
    font-size: 10px;
    color: var(--neutral);
}
.mini-script-prompt::before { content: '> '; color: var(--text-muted); }
.mini-script-output { display: flex; flex-direction: column; gap: 3px; }
.mini-script-line {
    padding: .25rem .5rem;
    background: var(--bg-card);
    border-left: 2px solid var(--neutral-border-hover);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    font-size: 9px;
    color: var(--text-secondary);
    line-height: 1.4;
    opacity: 0;
    transform: translateY(4px);
    animation: scriptLineIn 0.4s ease forwards;
}
.mini-script-line:nth-child(1) { animation-delay: 0.3s; }
.mini-script-line:nth-child(2) { animation-delay: 0.6s; }
.mini-script-line:nth-child(3) { animation-delay: 0.9s; }
@keyframes scriptLineIn { to { opacity: 1; transform: translateY(0); } }

/* Mini cinema mockup */
.mini-cinema-mock {
    width: 100%;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    justify-content: center;
}
.mini-cinema-script {
    display: flex; align-items: center; gap: 4px;
    padding: .4rem .6rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 10px; color: var(--text-secondary);
}
.mini-cinema-arrow { color: var(--neutral); font-size: 16px; font-weight: 500; }
.mini-cinema-frame {
    width: 80px; height: 50px;
    background: var(--color-black-card);
    border-radius: var(--radius-sm);
    display: flex; align-items: center; justify-content: center;
    position: relative; overflow: hidden;
}
.mini-cinema-gradient {
    position: absolute; inset: 0;
    background: rgba(0,0,0,.4);
}

/* Mini music mockup */
.mini-music-mock {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
}
.mini-music-tag {
    padding: .3rem .7rem;
    background: var(--neutral-hover-bg);
    border: 1px solid var(--neutral-border);
    border-radius: var(--radius-full);
    font-size: 10px;
    color: var(--neutral);
    font-weight: 500;
}
.mini-music-eq {
    display: flex; align-items: end; gap: 4px; height: 28px;
}
.mini-music-eq span {
    width: 5px; background: var(--neutral-dim); border-radius: 2px;
    animation: waveBar 1s ease-in-out infinite;
}
.mini-music-eq span:nth-child(1) { height: 6px; animation-delay: 0s; }
.mini-music-eq span:nth-child(2) { height: 14px; animation-delay: .12s; }
.mini-music-eq span:nth-child(3) { height: 22px; animation-delay: .24s; }
.mini-music-eq span:nth-child(4) { height: 10px; animation-delay: .36s; }
.mini-music-eq span:nth-child(5) { height: 26px; animation-delay: .48s; }
.mini-music-eq span:nth-child(6) { height: 18px; animation-delay: .6s; }
.mini-music-eq span:nth-child(7) { height: 8px; animation-delay: .72s; }
.mini-music-eq span:nth-child(8) { height: 20px; animation-delay: .84s; }

/* Mini voice mockup */
.mini-voice-mock{width:100%;display:flex;flex-direction:column;gap:var(--space-md);align-items:center}
.mini-dropdown{
    padding:.4rem .75rem;background:var(--bg-card);
    border:1px solid var(--border);border-radius:var(--radius-sm);
    font-size:var(--text-xs);color:var(--text-secondary);
}
.mini-waveform{display:flex;align-items:end;gap:3px;height:32px}
.mini-waveform span{
    width:4px;background:var(--neutral-dim);border-radius:2px;
    animation:waveBar 1.2s ease-in-out infinite;
}
.mini-waveform span:nth-child(1){height:8px;animation-delay:0s}
.mini-waveform span:nth-child(2){height:16px;animation-delay:.1s}
.mini-waveform span:nth-child(3){height:24px;animation-delay:.2s}
.mini-waveform span:nth-child(4){height:12px;animation-delay:.3s}
.mini-waveform span:nth-child(5){height:28px;animation-delay:.4s}
.mini-waveform span:nth-child(6){height:20px;animation-delay:.5s}
.mini-waveform span:nth-child(7){height:10px;animation-delay:.6s}
.mini-waveform span:nth-child(8){height:22px;animation-delay:.7s}
.mini-waveform span:nth-child(9){height:14px;animation-delay:.8s}
.mini-waveform span:nth-child(10){height:26px;animation-delay:.9s}
.mini-waveform span:nth-child(11){height:18px;animation-delay:1s}
.mini-waveform span:nth-child(12){height:8px;animation-delay:1.1s}
@keyframes waveBar{0%,100%{transform:scaleY(1)}50%{transform:scaleY(.4)}}

/* Mini scenes mockup */
.mini-scenes-mock{display:flex;flex-direction:column;gap:6px;width:100%}
.mini-scene{
    padding:.35rem .6rem;background:var(--bg-card);
    border:1px solid var(--border);border-radius:var(--radius-sm);
    font-size:10px;color:var(--text-muted);
    transition:transform .6s ease;
}
.demo-mini-card:hover .mini-scene{
    transform:translateX(calc(var(--i) * 8px));
}

/* Mini platform mockup */
.mini-platform-mock{display:flex;gap:var(--space-sm);margin-bottom:var(--space-sm)}
.mini-ratio{
    padding:.3rem .6rem;font-size:10px;font-weight:500;
    background:var(--bg-card);border:1px solid var(--border);
    border-radius:var(--radius-sm);color:var(--text-muted);
    transition:all .2s;
}
.mini-ratio.active{border-color:var(--neutral-border-hover);color:var(--neutral);background:var(--neutral-hover-bg)}
.mini-platforms{display:flex;gap:var(--space-sm);flex-wrap:wrap}
.mini-platforms span{
    font-size:10px;color:var(--text-muted);
    padding:.2rem .5rem;background:var(--bg-card);
    border-radius:var(--radius-sm);
}

/* Transform styles consolidated into cinematic section below */


/* ============================================================
   SECTION 1 — Demo Showcase: The Helion Engine Room
   ============================================================ */
.demo-showcase {
    position: relative;
    max-width: 960px;
    margin: 0 auto;
}
.demo-glow-halo {
    position: absolute;
    inset: -30px;
    border-radius: 24px;
    background: radial-gradient(ellipse at center, rgba(184,151,46,0.08) 0%, transparent 60%);
    pointer-events: none;
    z-index: 0;
    animation: halo-breathe 4s ease-in-out infinite;
}
@keyframes halo-breathe {
    0%, 100% { opacity: 0.5; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.03); }
}
.demo-window {
    position: relative;
    z-index: 1;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 12px;
    overflow: hidden;
}
.demo-window-bar {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 10px 16px;
    background: rgba(255,255,255,0.03);
    border-bottom: 1px solid var(--border);
}
.demo-dot {
    width: 10px; height: 10px;
    border-radius: 50%;
    background: rgba(255,255,255,0.1);
}
.demo-dot:first-child { background: rgba(255,82,82,0.6); }
.demo-dot:nth-child(2) { background: rgba(255,189,46,0.6); }
.demo-dot:nth-child(3) { background: rgba(50,205,50,0.6); }
.demo-window-title {
    margin-left: 12px;
    font-size: 0.75rem;
    color: var(--text-tertiary);
    letter-spacing: 0.03em;
}
.demo-window-body {
    position: relative;
    min-height: 440px;
    overflow: hidden;
}
.demo-phase {
    position: absolute;
    inset: 0;
    padding: 24px 24px;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.6s ease, visibility 0.6s ease;
    display: flex;
    flex-direction: column;
}
.demo-phase.active {
    opacity: 1;
    visibility: visible;
}

/* Phase 1: Describe */
.demo-form-mock { display: flex; flex-direction: column; gap: 12px; flex: 1; }
.demo-label {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-tertiary);
}
.demo-input-mock {
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 12px 16px;
    font-size: 0.95rem;
    color: var(--text-primary);
    min-height: 44px;
    display: flex;
    align-items: flex-start;
}
.demo-typing { color: var(--text-primary); }
.demo-cursor {
    animation: blink 1s step-end infinite;
    color: var(--accent);
    margin-left: 1px;
}
@keyframes blink { 50% { opacity: 0; } }
.demo-settings {
    display: flex;
    flex-direction: column;
    gap: 2px;
    margin-top: 4px;
    background: rgba(255,255,255,0.03);
    border-radius: 8px;
    border: 1px solid var(--border);
    overflow: hidden;
}
.demo-setting-row {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.8rem;
    color: var(--text-secondary);
    padding: 7px 12px;
    background: rgba(255,255,255,0.02);
}
.demo-setting-icon { font-size: 1rem; flex-shrink: 0; }
.demo-setting-label {
    min-width: 62px;
    color: var(--text-tertiary);
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    white-space: nowrap;
}
.demo-setting-values { display: flex; gap: 6px; flex-wrap: wrap; margin-left: auto; }
.demo-pill {
    background: rgba(255,255,255,0.06);
    border: 1px solid var(--border);
    border-radius: 100px;
    padding: 3px 10px;
    font-size: 0.72rem;
    color: var(--text-secondary);
}
.demo-pill.accent {
    border-color: rgba(184,151,46,0.3);
    color: var(--accent);
    background: rgba(184,151,46,0.08);
}
.demo-toggle-mock {
    width: 28px; height: 16px;
    border-radius: 8px;
    background: rgba(255,255,255,0.12);
    position: relative;
    margin-left: auto;
    flex-shrink: 0;
}
.demo-toggle-mock::after {
    content: "";
    position: absolute;
    top: 2px; left: 2px;
    width: 12px; height: 12px;
    border-radius: 50%;
    background: rgba(255,255,255,0.3);
    transition: transform 0.3s;
}
.demo-toggle-mock.on {
    background: rgba(184,151,46,0.3);
}
.demo-toggle-mock.on::after {
    transform: translateX(12px);
    background: var(--accent);
}
.demo-btn-mock {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 24px;
    background: var(--accent);
    color: #0c0c0c;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: default;
    transition: box-shadow 0.3s, transform 0.3s;
    margin-top: 2px;
    position: relative;
    overflow: hidden;
    align-self: flex-start;
}

/* Phase 2: Produce — Pipeline fuse */
.demo-engine-label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--accent);
    margin-bottom: 14px;
}
.demo-pipeline-fuse {
    display: flex;
    flex-direction: column;
    gap: 24px;
}
.demo-fuse-track {
    height: 3px;
    background: rgba(255,255,255,0.06);
    border-radius: 2px;
    overflow: hidden;
    position: relative;
}
.demo-fuse-fill {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, var(--accent), #D4882A);
    border-radius: 2px;
    transition: width 0.5s ease;
    box-shadow: 0 0 12px rgba(184,151,46,0.5);
}
.demo-fuse-stages {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 8px;
}
.demo-fuse-stage {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    opacity: 0.3;
    transition: opacity 0.5s ease, transform 0.5s ease;
}
.demo-fuse-stage.active {
    opacity: 1;
    transform: translateY(-2px);
}
.demo-fuse-stage.active .demo-fuse-icon {
    filter: drop-shadow(0 0 8px rgba(184,151,46,0.6));
    stroke: var(--accent);
}
.demo-fuse-icon {
    stroke: var(--text-tertiary);
    transition: stroke 0.4s ease, filter 0.4s ease;
}
.demo-fuse-stage span {
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-tertiary);
}
.demo-fuse-stage.active span {
    color: var(--accent);
}

/* Phase 3: Review — Video player result */
.demo-result-player {
    display: flex;
    flex-direction: column;
    gap: 16px;
    height: 100%;
}
.demo-result-frame {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    aspect-ratio: 16/9;
    background: linear-gradient(135deg, #1a0e08 0%, #2a1a0a 50%, #0d0d1a 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: default;
}
.demo-result-gradient {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.7) 0%, transparent 50%);
}
.demo-film-grain {
    position: absolute;
    inset: 0;
    opacity: 0.05;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
    pointer-events: none;
}
.demo-result-title {
    position: absolute;
    bottom: 40px; left: 16px;
    font-size: 1.1rem;
    font-weight: 600;
    color: white;
    z-index: 2;
    text-shadow: 0 2px 8px rgba(0,0,0,0.6);
}
.demo-result-meta {
    position: absolute;
    bottom: 16px; left: 16px;
    display: flex;
    gap: 8px;
    z-index: 2;
}
.demo-result-badge {
    padding: 2px 8px;
    background: rgba(255,255,255,0.15);
    border-radius: 4px;
    font-size: 0.65rem;
    color: rgba(255,255,255,0.8);
    backdrop-filter: blur(4px);
}
.demo-result-play {
    z-index: 2;
    opacity: 0.9;
    filter: drop-shadow(0 2px 12px rgba(0,0,0,0.5));
    transition: transform 0.3s;
}
.demo-result-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}
.demo-result-action {
    padding: 6px 14px;
    background: rgba(255,255,255,0.06);
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 0.75rem;
    color: var(--text-secondary);
    cursor: default;
}
.demo-result-action-primary {
    padding: 6px 18px;
    background: var(--accent);
    color: #0c0c0c;
    border-radius: 8px;
    font-size: 0.75rem;
    font-weight: 600;
    cursor: default;
    margin-left: auto;
}

/* Demo Timeline */
.demo-timeline {
    margin-top: 24px;
    position: relative;
}
.demo-timeline-track {
    height: 2px;
    background: rgba(255,255,255,0.08);
    border-radius: 1px;
    position: relative;
}
.demo-timeline-fill {
    height: 100%;
    width: 0%;
    background: var(--accent);
    border-radius: 1px;
    transition: width 0.6s ease;
    box-shadow: 0 0 8px rgba(184,151,46,0.4);
}
.demo-timeline-waypoints {
    display: flex;
    justify-content: space-between;
    margin-top: 10px;
}
.demo-waypoint {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px 8px;
}
.demo-waypoint-dot {
    width: 8px; height: 8px;
    border-radius: 50%;
    background: rgba(255,255,255,0.15);
    transition: background 0.3s, box-shadow 0.3s;
}
.demo-waypoint.active .demo-waypoint-dot {
    background: var(--accent);
    box-shadow: 0 0 12px rgba(184,151,46,0.6);
}
.demo-waypoint-label {
    font-size: 0.68rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-tertiary);
    transition: color 0.3s;
}
.demo-waypoint.active .demo-waypoint-label {
    color: var(--accent);
}

/* ============================================================
   ENHANCED DEMO — Phase 1, 2, 3 Animation Overhaul
   ============================================================ */

/* --- Phase 1: Animated settings selection --- */
.demo-s-anim {
    opacity: 0;
    transform: translateY(8px);
    transition: opacity 0.4s ease, transform 0.4s ease;
}
.demo-s-anim.revealed {
    opacity: 1;
    transform: translateY(0);
}
.demo-pill-opt {
    transition: all 0.35s ease;
    cursor: default;
}
.demo-pill-opt.picked {
    border-color: rgba(184,151,46,0.5);
    color: var(--accent);
    background: rgba(184,151,46,0.12);
    box-shadow: 0 0 12px rgba(184,151,46,0.2);
}
.demo-btn-ring {
    position: absolute;
    inset: -3px;
    border-radius: 10px;
    border: 2px solid var(--accent);
    opacity: 0;
    pointer-events: none;
}
.demo-btn-mock.pulsing .demo-btn-ring {
    animation: demo-ring-pulse 0.8s ease-out forwards;
}
.demo-btn-mock.clicked {
    transform: scale(0.95);
    transition: transform 0.12s ease;
}
@keyframes demo-ring-pulse {
    0% { opacity: 0.8; transform: scale(1); }
    100% { opacity: 0; transform: scale(1.12); }
}

/* Duration slider mock */
.demo-slider-mock {
    display: flex; align-items: center; gap: 10px; width: 100%;
}
.demo-slider-track {
    flex: 1; height: 4px; background: rgba(255,255,255,0.15);
    border-radius: 2px; position: relative; min-width: 80px;
}
.demo-slider-fill {
    position: absolute; left: 0; top: 0; height: 100%;
    width: 0%; background: var(--accent); border-radius: 2px;
    transition: width 1s ease-out;
}
.demo-slider-thumb {
    position: absolute; top: 50%; width: 12px; height: 12px;
    border-radius: 50%; background: var(--accent);
    transform: translate(-50%, -50%); left: 0%;
    transition: left 1s ease-out;
    box-shadow: 0 0 8px rgba(184,151,46,0.5);
}
.demo-slider-mock.slid .demo-slider-fill { width: 30%; }
.demo-slider-mock.slid .demo-slider-thumb { left: 30%; }
.demo-slider-val {
    font-size: 0.72rem; color: var(--accent); font-weight: 600;
    min-width: 36px; text-align: right;
}
/* Toggle spacer for combined row */
.demo-toggle-spacer { width: 16px; }
/* Second toggle in a combined row shouldn't auto-margin */
.demo-setting-row .demo-toggle-mock ~ .demo-setting-icon ~ .demo-setting-label ~ .demo-toggle-mock {
    margin-left: 0;
}

/* --- Phase 2: Engine progress dots --- */
.demo-engine-progress {
    display: flex;
    justify-content: space-between;
    margin-bottom: 16px;
}
.demo-ep-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    flex: 1;
}
.demo-ep-step .demo-ep-dot {
    width: 8px; height: 8px;
    border-radius: 50%;
    background: rgba(255,255,255,0.1);
    transition: all 0.4s ease;
}
.demo-ep-step.active .demo-ep-dot {
    background: var(--accent);
    box-shadow: 0 0 12px rgba(184,151,46,0.6);
}
.demo-ep-step.done .demo-ep-dot {
    background: var(--accent);
    opacity: 0.4;
}
.demo-ep-step span {
    font-size: 0.58rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-tertiary);
    transition: color 0.4s;
}
.demo-ep-step.active span { color: var(--accent); }
.demo-ep-step.done span { color: var(--text-secondary); }

/* --- Phase 2: Live output area --- */
.demo-engine-live {
    position: relative;
    min-height: 180px;
    flex: 1;
    border-radius: 8px;
    background: rgba(255,255,255,0.02);
    border: 1px solid rgba(255,255,255,0.05);
    overflow: hidden;
}
.demo-eout {
    position: absolute;
    inset: 0;
    padding: 16px;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.5s ease, visibility 0.5s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}
.demo-eout.active { opacity: 1; visibility: visible; }

/* Script lines */
.demo-script-lines { display: flex; flex-direction: column; gap: 6px; width: 100%; }
.demo-sline {
    display: flex; gap: 10px; padding: 6px 10px;
    border-radius: 4px; background: rgba(255,255,255,0.03);
    border-left: 2px solid transparent;
    opacity: 0; transform: translateX(-8px);
    transition: all 0.4s ease;
}
.demo-sline.visible { opacity: 1; transform: translateX(0); border-left-color: var(--accent); }
.demo-sline-num { font-family: var(--font-mono); font-size: 0.6rem; color: var(--accent); opacity: 0.6; min-width: 18px; padding-top: 2px; }
.demo-sline-txt { font-size: 0.75rem; color: var(--text-secondary); line-height: 1.5; }

/* Voice waveform */
.demo-voice-out { display: flex; flex-direction: column; gap: 12px; width: 100%; align-items: center; }
.demo-vo-label { display: flex; align-items: center; gap: 8px; font-size: 0.75rem; color: var(--accent); }
.demo-vo-time { font-size: 0.65rem; color: var(--text-tertiary); }
.demo-waveform-bars { display: flex; align-items: center; gap: 2px; height: 60px; width: 100%; justify-content: center; }
.demo-waveform-bars span { width: 3px; background: var(--accent); border-radius: 2px; height: 4px; opacity: 0.2; }
.demo-waveform-bars.playing span { opacity: 0.9; animation: wf-md 1s ease-in-out infinite; }
.demo-waveform-bars.playing span:nth-child(odd) { animation-delay: 0.15s; }
.demo-waveform-bars.playing span:nth-child(3n) { animation-delay: 0.3s; animation-name: wf-lg; }
.demo-waveform-bars.playing span:nth-child(5n) { animation-delay: 0.45s; animation-name: wf-sm; }
.demo-waveform-bars.playing span:nth-child(7n) { animation-delay: 0.6s; }
@keyframes wf-sm { 0%,100%{height:5px} 50%{height:18px} }
@keyframes wf-md { 0%,100%{height:5px} 50%{height:36px} }
@keyframes wf-lg { 0%,100%{height:5px} 50%{height:50px} }

/* Scene grid */
.demo-scene-grid-out { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; width: 100%; height: 100%; align-content: center; }
.demo-sg-card {
    aspect-ratio: 16/9; border-radius: 6px;
    display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px;
    opacity: 0; transform: scale(0.8);
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    position: relative; overflow: hidden;
}
.demo-sg-card::before { content: ''; position: absolute; inset: 0; background: linear-gradient(to top, rgba(0,0,0,0.6) 0%, transparent 50%); pointer-events: none; }
.demo-sg-card.visible { opacity: 1; transform: scale(1); }
.demo-sg-num { font-size: 0.65rem; font-weight: 600; color: rgba(255,255,255,0.9); z-index: 1; }
.demo-sg-name { font-size: 0.55rem; color: rgba(255,255,255,0.6); z-index: 1; text-transform: uppercase; letter-spacing: 0.04em; }

/* Music EQ */
.demo-music-out { display: flex; flex-direction: column; gap: 14px; width: 100%; align-items: center; }
.demo-mo-label { font-size: 0.8rem; color: var(--accent); }
.demo-mo-status { font-size: 0.65rem; color: var(--text-tertiary); }
.demo-eq-bars { display: flex; align-items: flex-end; gap: 3px; height: 60px; justify-content: center; }
.demo-eq-bars span { width: 6px; background: var(--accent); border-radius: 2px 2px 0 0; height: 4px; opacity: 0.3; }
.demo-eq-bars.playing span { opacity: 1; animation: eq-bounce 0.8s ease-in-out infinite alternate; }
.demo-eq-bars.playing span:nth-child(odd) { animation-delay: 0.1s; }
.demo-eq-bars.playing span:nth-child(3n) { animation-delay: 0.2s; }
.demo-eq-bars.playing span:nth-child(5n) { animation-delay: 0.35s; }
.demo-eq-bars.playing span:nth-child(7n) { animation-delay: 0.45s; }
.demo-eq-bars.playing span:nth-child(1) { height: 15px; } .demo-eq-bars.playing span:nth-child(2) { height: 28px; }
.demo-eq-bars.playing span:nth-child(3) { height: 42px; } .demo-eq-bars.playing span:nth-child(4) { height: 55px; }
.demo-eq-bars.playing span:nth-child(5) { height: 45px; } .demo-eq-bars.playing span:nth-child(6) { height: 32px; }
.demo-eq-bars.playing span:nth-child(7) { height: 50px; } .demo-eq-bars.playing span:nth-child(8) { height: 38px; }
.demo-eq-bars.playing span:nth-child(9) { height: 55px; } .demo-eq-bars.playing span:nth-child(10) { height: 42px; }
.demo-eq-bars.playing span:nth-child(11) { height: 22px; } .demo-eq-bars.playing span:nth-child(12) { height: 48px; }
.demo-eq-bars.playing span:nth-child(13) { height: 55px; } .demo-eq-bars.playing span:nth-child(14) { height: 35px; }
.demo-eq-bars.playing span:nth-child(15) { height: 50px; } .demo-eq-bars.playing span:nth-child(16) { height: 28px; }
.demo-eq-bars.playing span:nth-child(17) { height: 42px; } .demo-eq-bars.playing span:nth-child(18) { height: 55px; }
.demo-eq-bars.playing span:nth-child(19) { height: 32px; } .demo-eq-bars.playing span:nth-child(20) { height: 18px; }
@keyframes eq-bounce { 0% { transform: scaleY(0.3); } 100% { transform: scaleY(1); } }

/* Captions */
.demo-caption-out { display: flex; flex-direction: column; gap: 10px; width: 100%; align-items: center; }
.demo-cap-frame {
    width: 100%; aspect-ratio: 16/9; border-radius: 6px;
    display: flex; align-items: flex-end; justify-content: center;
    position: relative; overflow: hidden; max-height: 120px;
}
.demo-cap-frame::before {
    content: ''; position: absolute; inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.6) 0%, transparent 60%);
    pointer-events: none;
}
.demo-cap-sub {
    background: rgba(0,0,0,0.75); color: white; padding: 6px 14px;
    border-radius: 4px; font-size: 0.72rem; margin-bottom: 10px;
    backdrop-filter: blur(4px); z-index: 1;
    opacity: 0; transform: translateY(8px);
    transition: all 0.5s ease;
}
.demo-cap-sub.visible { opacity: 1; transform: translateY(0); }
.demo-cap-info { display: flex; gap: 16px; font-size: 0.65rem; color: var(--text-tertiary); }

/* Assembly merge */
.demo-assembly-out { display: flex; flex-direction: column; align-items: center; gap: 20px; width: 100%; }
.demo-asm-items { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }
.demo-asm-item {
    padding: 5px 10px; background: rgba(255,255,255,0.06);
    border: 1px solid var(--border); border-radius: 6px;
    font-size: 0.65rem; color: var(--text-secondary);
    opacity: 0; transform: translateY(8px);
    transition: all 0.4s ease;
}
.demo-asm-item.merged { opacity: 1; transform: translateY(0); border-color: rgba(184,151,46,0.3); color: var(--accent); }
.demo-asm-center {
    display: flex; flex-direction: column; align-items: center; gap: 8px;
    opacity: 0; transform: scale(0.5);
    transition: all 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.demo-asm-center.visible { opacity: 1; transform: scale(1); }
.demo-asm-check { filter: drop-shadow(0 0 12px rgba(184,151,46,0.5)); }
.demo-asm-ready { font-size: 0.85rem; font-weight: 600; color: var(--accent); letter-spacing: 0.06em; }

/* --- Phase 3: Scene-by-scene editor --- */
.demo-review-main { margin-bottom: 10px; flex: 1; display: flex; flex-direction: column; }
.demo-review-frame {
    position: relative; border-radius: 8px; overflow: hidden;
    flex: 1; min-height: 120px;
    display: flex; align-items: center; justify-content: center;
}
.demo-review-badge {
    position: absolute; top: 8px; left: 8px;
    padding: 3px 8px; background: rgba(184,151,46,0.2);
    border: 1px solid rgba(184,151,46,0.3); border-radius: 4px;
    font-size: 0.58rem; color: var(--accent); letter-spacing: 0.04em;
    z-index: 2; backdrop-filter: blur(4px);
}
.demo-review-sub {
    position: absolute; bottom: 8px; left: 50%; transform: translateX(-50%);
    background: rgba(0,0,0,0.7); color: white; padding: 4px 10px;
    border-radius: 4px; font-size: 0.65rem; z-index: 2;
    white-space: nowrap; backdrop-filter: blur(4px);
    max-width: 90%; overflow: hidden; text-overflow: ellipsis;
}
.demo-review-play {
    z-index: 2; filter: drop-shadow(0 2px 8px rgba(0,0,0,0.5)); opacity: 0.7;
}

/* Scene timeline cards */
.demo-review-tl { display: flex; gap: 6px; margin-bottom: 8px; overflow: hidden; }
.demo-rtl-card {
    flex: 1; display: flex; flex-direction: column; gap: 3px; align-items: center;
    opacity: 0; transform: translateY(8px);
    transition: all 0.4s ease; cursor: default;
}
.demo-rtl-card.visible { opacity: 1; transform: translateY(0); }
.demo-rtl-thumb {
    width: 100%; aspect-ratio: 4/3; border-radius: 4px;
    border: 2px solid transparent; transition: all 0.3s ease;
}
.demo-rtl-card.active .demo-rtl-thumb { border-color: var(--accent); box-shadow: 0 0 10px rgba(184,151,46,0.3); }
.demo-rtl-card span { font-size: 0.5rem; color: var(--text-tertiary); }
.demo-rtl-card.active span { color: var(--accent); }
.demo-rtl-card.dragging { transform: translateY(-6px) scale(1.08); z-index: 10; opacity: 0.8; transition: all 0.3s ease; }

/* Edit toolbar */
.demo-review-tools {
    display: flex; gap: 6px;
    opacity: 0; transform: translateY(6px);
    transition: all 0.4s ease; flex-wrap: wrap;
}
.demo-review-tools.visible { opacity: 1; transform: translateY(0); }
.demo-rtool {
    padding: 4px 8px; background: rgba(255,255,255,0.06);
    border: 1px solid var(--border); border-radius: 6px;
    font-size: 0.6rem; color: var(--text-secondary); cursor: default;
}
.demo-rtool-pub {
    padding: 4px 12px; background: var(--accent); color: #0c0c0c;
    border-radius: 6px; font-size: 0.6rem; font-weight: 600;
    cursor: default; margin-left: auto; opacity: 0.4;
    transition: all 0.4s ease;
}
.demo-rtool-pub.glow { opacity: 1; box-shadow: 0 0 20px rgba(184,151,46,0.4); }