.studio-shell { width: min(1540px, calc(100% - 30px)); }

.studio-hero {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 24px;
    margin: 16px 0 26px;
}

.studio-hero h1 { font-size: clamp(2.4rem, 6vw, 5rem); }

.hero-actions, .story-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.secondary-btn, .primary-mini, .render-btn, .scene-btn, .download-final, .icon-btn {
    border: 1px solid var(--border);
    border-radius: 11px;
    color: var(--text);
    background: rgba(255,255,255,.035);
    text-decoration: none;
    font-weight: 750;
}

.secondary-btn, .primary-mini { padding: 10px 13px; font-size: .78rem; }
.primary-mini { border-color: rgba(139,92,246,.45); background: rgba(139,92,246,.16); }
.secondary-btn:hover, .primary-mini:hover, .scene-btn:hover { border-color: rgba(34,211,238,.42); }

.studio-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.65fr) minmax(340px, .7fr);
    gap: 22px;
    align-items: start;
}

.studio-main { display: flex; flex-direction: column; gap: 22px; }
.studio-panel { padding: 24px; }
.sticky-panel { position: sticky; top: 18px; }

.panel-title-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 14px;
    margin-bottom: 20px;
}

.panel-title-row > div:first-child { display: flex; align-items: center; gap: 11px; }
.panel-title-row h2 { margin: 0; font-size: 1.05rem; }
.panel-title-row p { margin: 3px 0 0; color: var(--muted); font-size: .76rem; }
.compact-title { margin-bottom: 14px; }
.save-state { color: var(--muted); font-size: .72rem; }

.form-grid { display: grid; gap: 12px; margin-bottom: 14px; }
.form-grid.two { grid-template-columns: repeat(2, minmax(0,1fr)); }
.form-grid.three { grid-template-columns: repeat(3, minmax(0,1fr)); }
.toggle-field { justify-content: flex-end; }

.switch-row {
    min-height: 45px;
    display: flex;
    align-items: center;
    gap: 9px;
    padding: 9px 12px;
    border: 1px solid var(--border);
    border-radius: 12px;
    background: rgba(255,255,255,.035);
    color: var(--muted);
    font-size: .78rem;
}

.switch-row input { accent-color: var(--accent); }

.reference-grid {
    display: grid;
    grid-template-columns: 220px minmax(0,1fr);
    gap: 14px;
    margin-top: 14px;
}

.compact-upload { min-height: 138px; }
.reference-info { display: grid; grid-template-columns: 110px minmax(0,1fr); gap: 12px; align-items: stretch; }
.reference-info img { width: 110px; height: 138px; object-fit: cover; border-radius: 13px; border: 1px solid var(--border); }

.duration-total {
    padding: 8px 10px;
    border-radius: 9px;
    background: rgba(255,255,255,.04);
    color: var(--muted);
    font-size: .74rem;
    font-weight: 800;
}

.scene-list { display: flex; flex-direction: column; gap: 12px; }
.scene-card {
    border: 1px solid var(--border);
    border-radius: 16px;
    background: rgba(255,255,255,.022);
    overflow: hidden;
}

.scene-card.ready { border-color: rgba(52,211,153,.28); }
.scene-card.running { border-color: rgba(251,191,36,.30); }
.scene-card.error { border-color: rgba(251,113,133,.34); }

.scene-head {
    display: grid;
    grid-template-columns: 54px minmax(0,1fr) auto;
    align-items: center;
    gap: 10px;
    padding: 12px 14px;
    border-bottom: 1px solid var(--border);
}

.scene-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 12px;
    background: rgba(139,92,246,.13);
    color: #ddd6fe;
    font-weight: 900;
    font-size: .78rem;
}

.scene-head input {
    border: 0;
    background: transparent;
    padding: 4px 0;
    font-weight: 850;
    font-size: .9rem;
}

.scene-head input:focus { box-shadow: none; }
.scene-tools { display: flex; gap: 5px; }
.icon-btn { width: 34px; height: 34px; padding: 0; font-size: 1rem; }
.icon-btn.danger { color: #fda4af; }

.scene-body { padding: 14px; }
.scene-body textarea { min-height: 88px; }
.scene-options { display: grid; grid-template-columns: 1.2fr 1.2fr .9fr .8fr .8fr; gap: 8px; margin-top: 10px; }
.scene-options label span { font-size: .67rem; }
.scene-options input, .scene-options select { padding: 9px 10px; font-size: .74rem; }

.scene-footer {
    display: grid;
    grid-template-columns: minmax(0,1fr) auto;
    align-items: center;
    gap: 12px;
    margin-top: 12px;
}

.scene-status { min-width: 0; }
.scene-status-row { display: flex; justify-content: space-between; gap: 8px; color: var(--muted); font-size: .7rem; }
.scene-status-row strong { color: var(--text); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.scene-actions { display: flex; gap: 6px; }
.scene-btn { padding: 8px 10px; font-size: .72rem; }
.scene-btn.generate { border-color: rgba(139,92,246,.45); background: rgba(139,92,246,.12); }
.scene-btn.import { color: #a5f3fc; }

.scene-video {
    display: grid;
    grid-template-columns: 92px minmax(0,1fr);
    gap: 10px;
    margin-top: 12px;
    padding: 9px;
    border: 1px solid var(--border);
    border-radius: 12px;
    background: rgba(0,0,0,.18);
}
.scene-video video { width: 92px; aspect-ratio: 16/9; object-fit: cover; border-radius: 8px; background: #000; }
.scene-video div { min-width: 0; display: flex; flex-direction: column; justify-content: center; gap: 4px; }
.scene-video a { color: #a5f3fc; font-size: .72rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.scene-video small { color: var(--muted); }

.media-health {
    display: flex;
    gap: 10px;
    align-items: center;
    padding: 12px;
    border: 1px solid var(--border);
    border-radius: 13px;
    background: rgba(255,255,255,.025);
}
.health-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--warning); box-shadow: 0 0 14px currentColor; }
.media-health.ok .health-dot { background: var(--success); }
.media-health.error .health-dot { background: var(--danger); }
.media-health div { display: flex; flex-direction: column; gap: 2px; }
.media-health strong { font-size: .8rem; }
.media-health small { color: var(--muted); font-size: .67rem; }

.montage-summary {
    display: grid;
    grid-template-columns: repeat(3,1fr);
    gap: 7px;
    margin: 12px 0 18px;
}
.montage-summary div { padding: 10px; border: 1px solid var(--border); border-radius: 11px; background: rgba(255,255,255,.02); }
.montage-summary strong, .montage-summary span { display: block; }
.montage-summary strong { font-size: .95rem; }
.montage-summary span { color: var(--muted); font-size: .62rem; }

.montage-note { margin: 14px 0; padding: 11px 12px; border: 1px solid rgba(34,211,238,.14); border-radius: 11px; color: var(--muted); font-size: .72rem; line-height: 1.45; }
.render-btn { width: 100%; padding: 13px; border-color: rgba(34,211,238,.30); background: linear-gradient(90deg, rgba(124,58,237,.72), rgba(8,145,178,.72)); }
.render-btn:disabled { opacity: .5; cursor: not-allowed; }

.render-progress { display: flex; gap: 10px; align-items: center; margin-top: 12px; padding: 11px; border: 1px solid var(--border); border-radius: 11px; }
.render-progress div { display: flex; flex-direction: column; gap: 2px; }
.render-progress strong { font-size: .78rem; }
.render-progress small { color: var(--muted); font-size: .66rem; }
.spinner { width: 19px; height: 19px; border-radius: 50%; border: 2px solid rgba(255,255,255,.15); border-top-color: #a78bfa; animation: spin .8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

.final-output { margin-top: 14px; overflow: hidden; border: 1px solid var(--border); border-radius: 13px; background: rgba(0,0,0,.22); }
.final-output video { display: block; width: 100%; max-height: 330px; background: #000; }
.final-meta { display: flex; justify-content: space-between; gap: 8px; padding: 10px 11px; }
.final-meta strong { font-size: .78rem; }
.final-meta span { color: var(--muted); font-size: .7rem; }
.download-final { display: block; margin: 0 10px 10px; padding: 9px; text-align: center; font-size: .73rem; }

.project-dialog {
    width: min(700px, calc(100% - 24px));
    max-height: 80vh;
    border: 1px solid var(--border);
    border-radius: 18px;
    color: var(--text);
    background: #11131b;
    box-shadow: 0 30px 100px rgba(0,0,0,.6);
}
.project-dialog::backdrop { background: rgba(0,0,0,.68); backdrop-filter: blur(4px); }
.project-dialog form { margin: 0; }
.dialog-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; }
.dialog-head h2 { margin: 0; }
.project-list { display: flex; flex-direction: column; gap: 8px; margin-top: 18px; }
.project-row { display: flex; justify-content: space-between; gap: 12px; align-items: center; padding: 12px; border: 1px solid var(--border); border-radius: 12px; background: rgba(255,255,255,.025); }
.project-row strong, .project-row span { display: block; }
.project-row span { margin-top: 3px; color: var(--muted); font-size: .7rem; }
.project-row button { flex: 0 0 auto; }

@media (max-width: 1120px) {
    .studio-grid { grid-template-columns: 1fr; }
    .sticky-panel { position: static; }
}

@media (max-width: 760px) {
    .studio-shell { width: min(100% - 16px, 1540px); }
    .studio-hero { flex-direction: column; }
    .form-grid.two, .form-grid.three, .reference-grid, .reference-info { grid-template-columns: 1fr; }
    .reference-info img { width: 100%; height: 180px; }
    .scene-options { grid-template-columns: 1fr 1fr; }
    .scene-footer { grid-template-columns: 1fr; }
    .scene-actions { flex-wrap: wrap; }
    .scene-head { grid-template-columns: 42px minmax(0,1fr); }
    .scene-tools { grid-column: 1 / -1; justify-content: flex-end; }
}