/* =====================================================================
   BandAI Studio v5 — тёмная неон-тема (единая с css/super-editor.css)
   ===================================================================== */
:root {
  --bg: #0a0e1a;
  --panel: rgba(10, 20, 40, 0.55);
  --panel-solid: #0d1426;
  --border: #1a2a3a;
  --border-active: #0ff;
  --accent: #0ff;
  --accent-2: #0af;
  --text: #b0ccee;
  --text-strong: #ffffff;
  --muted: #667788;
  --danger: #ff6b6b;
  --ok: #6bff6b;
  --warn: #ffcc00;
  --radius: 18px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  min-height: 100vh;
  background: var(--bg);
  background-image:
    radial-gradient(circle at 15% 0%, rgba(0, 255, 255, 0.07), transparent 42%),
    radial-gradient(circle at 90% 100%, rgba(0, 150, 255, 0.07), transparent 42%);
  color: var(--text);
  font-family: "Segoe UI", system-ui, sans-serif;
  padding: 14px 16px 40px;
}

a { color: var(--accent-2); text-decoration: none; }
code { background: rgba(0, 255, 255, 0.08); border-radius: 5px; padding: 1px 5px; font-size: 0.82em; color: var(--accent); }
.mt10 { margin-top: 10px; }
.mt14 { margin-top: 14px; }
.st-muted { color: var(--muted); }
.st-grow { flex: 3 1 260px; }

/* ─────────── Шапка ─────────── */
.st-top {
  display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
  padding-bottom: 12px; margin-bottom: 12px; border-bottom: 1px solid var(--border);
}
.st-brand { display: flex; align-items: center; gap: 11px; font-size: 1.25rem; color: var(--text-strong); }
.st-brand b { color: var(--accent); }
.st-brand small { display: block; color: var(--muted); font-size: 0.72rem; font-weight: 400; letter-spacing: 0.2px; }
.st-logo {
  width: 38px; height: 38px; flex: 0 0 38px; display: grid; place-items: center;
  border-radius: 12px; font-size: 1.2rem; color: #001018;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 0 22px rgba(0, 255, 255, 0.35);
}
.st-ver { font-size: 0.65rem; color: var(--accent); border: 1px solid var(--accent); border-radius: 20px; padding: 1px 7px; vertical-align: middle; }
.st-top-actions { display: flex; align-items: center; gap: 7px; margin-left: auto; flex-wrap: wrap; }

.st-mp-switch { display: flex; gap: 4px; background: rgba(0, 0, 0, 0.35); border: 1px solid var(--border); border-radius: 30px; padding: 4px; }
.st-mp {
  background: transparent; border: none; color: var(--muted); cursor: pointer;
  padding: 7px 15px; border-radius: 24px; font-weight: 700; font-size: 0.82rem; transition: 0.2s;
}
.st-mp.active { background: rgba(0, 255, 255, 0.14); color: var(--accent); box-shadow: inset 0 0 0 1px var(--accent); }

.st-dot { color: var(--muted); font-size: 0.8rem; }
.st-dot.on { color: var(--ok); text-shadow: 0 0 10px var(--ok); }
.st-dot.off { color: var(--danger); }

.st-score {
  display: flex; align-items: baseline; gap: 2px; padding: 5px 13px; border-radius: 24px;
  border: 1px solid var(--border); font-weight: 800; color: var(--muted); font-size: 1rem;
}
.st-score small { font-size: 0.65rem; }
.st-score.good { color: var(--ok); border-color: var(--ok); }
.st-score.mid { color: var(--warn); border-color: var(--warn); }
.st-score.bad { color: var(--danger); border-color: var(--danger); }

/* ─────────── Вкладки ─────────── */
.st-tabs { display: flex; gap: 6px; margin-bottom: 16px; flex-wrap: wrap; }
.st-tab {
  background: transparent; border: 1px solid var(--border); color: var(--text);
  padding: 9px 16px; border-radius: 30px; cursor: pointer; font-weight: 600; font-size: 0.86rem; transition: 0.2s;
}
.st-tab:hover { border-color: var(--accent-2); }
.st-tab.active { border-color: var(--accent); color: var(--accent); box-shadow: 0 0 18px rgba(0, 255, 255, 0.16); background: rgba(0, 255, 255, 0.06); }
.st-panel { display: none; animation: fade 0.25s ease; }
.st-panel.active { display: block; }
@keyframes fade { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; } }

/* ─────────── Карточки / сетки ─────────── */
.st-card {
  background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 16px; backdrop-filter: blur(8px);
}
.st-card h3 { color: var(--accent); font-size: 0.98rem; margin-bottom: 10px; }
.st-card + .st-card { margin-top: 14px; }
.st-card.st-ai { border-color: rgba(0, 255, 255, 0.3); box-shadow: 0 0 26px rgba(0, 255, 255, 0.07) inset; }

.st-grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(290px, 1fr)); gap: 14px; }
.st-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; align-items: start; }
.st-grid-photo { display: grid; grid-template-columns: 300px minmax(0, 1fr) 300px; gap: 14px; align-items: start; }
@media (max-width: 1250px) { .st-grid-photo { grid-template-columns: 1fr; } }
@media (max-width: 900px) { .st-grid-2 { grid-template-columns: 1fr; } }

.st-hero { padding: 18px 4px 20px; }
.st-hero h2 { color: var(--text-strong); font-size: 1.5rem; margin-bottom: 6px; }
.st-hero p { color: var(--muted); max-width: 780px; line-height: 1.6; }

/* ─────────── Формы ─────────── */
.st-label { display: block; color: var(--text); font-size: 0.8rem; margin: 12px 0 5px; font-weight: 600; }
.st-label:first-child { margin-top: 0; }
.st-row { display: flex; gap: 8px; align-items: flex-end; flex-wrap: wrap; }
.st-row > * { flex: 1 1 0; min-width: 0; }
.st-col { display: flex; flex-direction: column; gap: 8px; }
.st-col > * { width: 100%; }

input[type="text"], input[type="number"], input[type="color"], select, textarea {
  width: 100%; padding: 9px 12px; border-radius: 10px; border: 1px solid var(--border);
  background: rgba(0, 0, 0, 0.32); color: var(--text-strong); font-size: 0.88rem; font-family: inherit;
}
textarea { resize: vertical; line-height: 1.5; }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(0, 255, 255, 0.08); }
input[type="color"] { padding: 2px; height: 40px; cursor: pointer; }
input[type="range"] { width: 100%; accent-color: var(--accent); }
.st-check { display: flex; align-items: center; gap: 8px; cursor: pointer; font-size: 0.86rem; margin-top: 8px; }
.st-check input { width: auto; accent-color: var(--accent); }

.st-btn {
  background: var(--accent-2); border: none; color: #001018; font-weight: 800;
  padding: 10px 18px; border-radius: 30px; cursor: pointer; transition: 0.18s;
  font-size: 0.87rem; white-space: nowrap; font-family: inherit;
}
.st-btn:hover:not(:disabled) { background: var(--accent); transform: translateY(-1px); box-shadow: 0 6px 18px rgba(0, 255, 255, 0.2); }
.st-btn:disabled { opacity: 0.35; cursor: not-allowed; }
.st-btn.ghost { background: transparent; border: 1px solid var(--accent); color: var(--accent); }
.st-btn.ghost:hover:not(:disabled) { background: rgba(0, 255, 255, 0.1); }
.st-btn.full { width: 100%; }
.st-btn.sm { padding: 7px 13px; font-size: 0.78rem; }

.st-chips { display: flex; gap: 6px; flex-wrap: wrap; }
.st-chip {
  background: rgba(0, 255, 255, 0.06); border: 1px solid var(--border); color: var(--text);
  padding: 6px 12px; border-radius: 20px; cursor: pointer; font-size: 0.78rem; transition: 0.2s; font-family: inherit;
}
.st-chip:hover { border-color: var(--accent); }
.st-chip.active { border-color: var(--accent); color: var(--accent); background: rgba(0, 255, 255, 0.13); }
.st-chip .cnt { color: var(--muted); font-size: 0.7rem; }

.st-hint { font-size: 0.76rem; color: var(--muted); line-height: 1.5; margin-top: 5px; }
.st-note { font-size: 0.74rem; color: var(--muted); margin-top: 10px; border-left: 2px solid var(--border); padding-left: 9px; line-height: 1.5; }
.st-status { margin-top: 10px; font-size: 0.8rem; color: var(--muted); min-height: 18px; line-height: 1.45; }
.st-status.ok { color: var(--ok); }
.st-status.warn { color: var(--warn); }
.st-status.err { color: var(--danger); }
.st-counter { float: right; color: var(--muted); font-weight: 400; font-size: 0.72rem; }
.st-counter.bad { color: var(--danger); }
.st-counter.warn { color: var(--warn); }
.st-counter.ok { color: var(--ok); }

/* ─────────── Drop / thumbs ─────────── */
.st-drop {
  border: 2px dashed var(--border); border-radius: 14px; padding: 20px; text-align: center;
  cursor: pointer; transition: 0.2s; color: var(--muted); font-size: 0.86rem;
}
.st-drop small { display: block; margin-top: 5px; font-size: 0.72rem; }
.st-drop.dragover { border-color: var(--accent); background: rgba(0, 255, 255, 0.05); color: var(--text); }
.st-thumbs { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 10px; max-height: 150px; overflow-y: auto; }
.st-thumb {
  width: 54px; height: 54px; border-radius: 8px; object-fit: cover;
  border: 2px solid var(--border); cursor: pointer; background: #000; position: relative;
}
.st-thumb.active { border-color: var(--accent); box-shadow: 0 0 12px rgba(0, 255, 255, 0.3); }
.st-thumb-wrap { position: relative; }
.st-thumb-del {
  position: absolute; top: -5px; right: -5px; width: 18px; height: 18px; border-radius: 50%;
  background: var(--danger); color: #000; border: none; cursor: pointer; font-size: 0.65rem; line-height: 1;
}
.st-thumb-num {
  position: absolute; bottom: -1px; left: -1px; background: rgba(0, 0, 0, 0.75); color: var(--accent);
  font-size: 0.6rem; padding: 0 4px; border-radius: 0 6px 0 6px;
}

/* ─────────── Stage ─────────── */
.st-stage-wrap {
  background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 14px; display: flex; flex-direction: column; min-height: 460px;
}
.st-stage {
  position: relative; flex: 1; display: flex; align-items: center; justify-content: center;
  background: repeating-conic-gradient(#141a2b 0% 25%, #0d1426 0% 50%) 50% / 24px 24px;
  border-radius: 12px; overflow: hidden; min-height: 400px; touch-action: none;
}
.st-stage canvas { max-width: 100%; max-height: 68vh; display: block; cursor: crosshair; }
.st-empty { color: var(--muted); text-align: center; padding: 40px; }
.st-stage-hint {
  position: absolute; top: 8px; left: 8px; background: rgba(0, 0, 0, 0.7); color: var(--accent);
  font-size: 0.72rem; padding: 4px 10px; border-radius: 12px; pointer-events: none;
}

/* ─────────── Атрибуты ─────────── */
.st-attrs { display: flex; flex-direction: column; gap: 7px; }
.st-attr { display: flex; gap: 6px; align-items: center; }
.st-attr input:first-child { flex: 0 0 40%; }
.st-attr .st-x { flex: 0 0 32px; width: 32px; height: 36px; border-radius: 8px; border: 1px solid var(--border); background: transparent; color: var(--danger); cursor: pointer; }
.st-attr .st-x:hover { border-color: var(--danger); }

/* ─────────── Чек-листы / проблемы ─────────── */
.st-checklist { font-size: 0.78rem; line-height: 1.7; }
.st-checklist .pass { color: var(--ok); }
.st-checklist .fail { color: var(--danger); }
.st-checklist .warn { color: var(--warn); }

.st-issues { display: flex; flex-direction: column; gap: 7px; max-height: 460px; overflow-y: auto; }
.st-issue { display: flex; gap: 9px; padding: 9px 11px; border-radius: 10px; font-size: 0.82rem; line-height: 1.5; border-left: 3px solid; }
.st-issue.error { background: rgba(255, 107, 107, 0.08); border-color: var(--danger); }
.st-issue.warn { background: rgba(255, 204, 0, 0.07); border-color: var(--warn); }
.st-issue.ok { background: rgba(107, 255, 107, 0.07); border-color: var(--ok); }
.st-issue b { color: var(--text-strong); }

.st-rules { font-size: 0.78rem; }
.st-rules table { width: 100%; border-collapse: collapse; }
.st-rules td { padding: 5px 6px; border-bottom: 1px solid var(--border); }
.st-rules td:last-child { text-align: right; color: var(--accent); font-weight: 700; white-space: nowrap; }

.st-kb, .st-legal { margin-top: 10px; font-size: 0.78rem; line-height: 1.6; max-height: 260px; overflow-y: auto; }
.st-kb-item { padding: 8px 10px; border: 1px solid var(--border); border-radius: 9px; margin-bottom: 6px; }
.st-kb-item b { color: var(--accent); }
.st-legal div { padding: 6px 0; border-bottom: 1px solid var(--border); }

/* ─────────── Скор / кольцо ─────────── */
.st-score-big { display: flex; align-items: center; gap: 16px; }
.st-ring {
  width: 84px; height: 84px; flex: 0 0 84px; border-radius: 50%; display: grid; place-items: center;
  font-size: 1.4rem; font-weight: 800; color: var(--text-strong);
  background: conic-gradient(var(--accent) 0deg, rgba(255, 255, 255, 0.06) 0deg);
  position: relative;
}
.st-ring::after { content: ""; position: absolute; inset: 7px; border-radius: 50%; background: var(--panel-solid); }
.st-ring span { position: relative; z-index: 1; }

/* ─────────── Метрики / таблицы ─────────── */
.st-metrics { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 10px; margin-top: 14px; }
.st-metric { background: var(--panel); border: 1px solid var(--border); border-radius: 14px; padding: 13px; }
.st-metric .v { font-size: 1.25rem; font-weight: 800; color: var(--accent); }
.st-metric .l { font-size: 0.72rem; color: var(--muted); margin-top: 3px; }

.st-clusters { display: flex; align-items: flex-end; gap: 8px; height: 170px; padding-top: 10px; }
.st-cluster { flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: flex-end; gap: 5px; height: 100%; }
.st-cluster .bar { width: 100%; background: linear-gradient(180deg, var(--accent), var(--accent-2)); border-radius: 6px 6px 0 0; min-height: 3px; transition: 0.4s; }
.st-cluster .t { font-size: 0.62rem; color: var(--muted); text-align: center; line-height: 1.3; }

.st-table-wrap { overflow-x: auto; }
.st-table { width: 100%; border-collapse: collapse; font-size: 0.78rem; }
.st-table th { text-align: left; color: var(--accent); padding: 7px 8px; border-bottom: 1px solid var(--border); font-weight: 700; white-space: nowrap; }
.st-table td { padding: 7px 8px; border-bottom: 1px solid var(--border); vertical-align: top; }
.st-table tr:hover td { background: rgba(0, 255, 255, 0.04); }
.st-table img { width: 40px; height: 52px; object-fit: cover; border-radius: 6px; background: #000; }

.st-recs { padding-left: 20px; font-size: 0.84rem; line-height: 1.85; }
.st-recs li { margin-bottom: 4px; }

/* ─────────── Слайды ─────────── */
.st-slides { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 12px; margin-top: 14px; }
.st-slide { background: var(--panel); border: 1px solid var(--border); border-radius: 14px; padding: 9px; }
.st-slide canvas { width: 100%; border-radius: 9px; display: block; background: #fff; }
.st-slide .cap { font-size: 0.72rem; color: var(--muted); margin-top: 6px; text-align: center; }

/* ─────────── Превью карточки ─────────── */
.st-preview { background: #fff; color: #111; border-radius: 14px; padding: 14px; min-height: 300px; }
.st-preview .pv-title { font-size: 1.02rem; font-weight: 700; color: #111; margin-bottom: 4px; }
.st-preview .pv-brand { font-size: 0.76rem; color: #777; margin-bottom: 10px; }
.st-preview .pv-price { font-size: 1.35rem; font-weight: 800; color: #111; }
.st-preview .pv-old { font-size: 0.85rem; color: #999; text-decoration: line-through; margin-left: 8px; }
.st-preview .pv-imgs { display: flex; gap: 6px; overflow-x: auto; margin: 10px 0; }
.st-preview .pv-imgs img { height: 92px; border-radius: 8px; background: #eee; }
.st-preview .pv-desc { font-size: 0.82rem; line-height: 1.55; color: #333; margin-top: 10px; white-space: pre-wrap; }
.st-preview .pv-attrs { margin-top: 10px; font-size: 0.78rem; }
.st-preview .pv-attrs div { padding: 4px 0; border-bottom: 1px solid #eee; display: flex; justify-content: space-between; gap: 10px; }
.st-preview .pv-attrs span:first-child { color: #777; }
.st-preview .pv-tags { margin-top: 10px; font-size: 0.72rem; color: #0a6cff; }

/* ─────────── Прочее ─────────── */
.st-bar { height: 7px; background: rgba(255, 255, 255, 0.07); border-radius: 6px; overflow: hidden; }
.st-bar-fill { height: 100%; background: linear-gradient(90deg, var(--accent-2), var(--accent)); transition: 0.4s; }

.st-foot {
  display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap;
  margin-top: 22px; padding-top: 12px; border-top: 1px solid var(--border); font-size: 0.72rem; color: var(--muted);
}

.st-toast {
  position: fixed; bottom: 22px; left: 50%; transform: translate(-50%, 24px);
  background: var(--panel-solid); border: 1px solid var(--accent); color: var(--text-strong);
  padding: 11px 20px; border-radius: 30px; font-size: 0.85rem; opacity: 0; pointer-events: none;
  transition: 0.25s; z-index: 99; box-shadow: 0 8px 30px rgba(0, 255, 255, 0.18); max-width: 90vw;
}
.st-toast.show { opacity: 1; transform: translate(-50%, 0); }
.st-toast.err { border-color: var(--danger); box-shadow: 0 8px 30px rgba(255, 107, 107, 0.2); }

::-webkit-scrollbar { width: 9px; height: 9px; }
::-webkit-scrollbar-track { background: rgba(0, 0, 0, 0.25); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 6px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent-2); }


/* ═══════════ Мобильная адаптация ═══════════ */
@media (max-width: 700px) {
  html, body {
    overflow-x: hidden !important;
    max-width: 100vw !important;
    padding: 10px 8px 30px !important;
  }
  * { max-width: 100%; box-sizing: border-box; }

  .st-top {
    flex-direction: column !important;
    align-items: flex-start !important;
    gap: 10px !important;
  }
  .st-brand { font-size: 1.05rem !important; }
  .st-brand small { font-size: 0.65rem !important; }
  .st-top-actions { margin-left: 0 !important; width: 100% !important; flex-wrap: wrap !important; }
  .st-mp-switch { width: 100% !important; justify-content: space-around !important; }
  .st-mp { padding: 6px 12px !important; font-size: 0.78rem !important; }
  .st-score { padding: 4px 10px !important; }

  .st-tabs {
    overflow-x: auto !important;
    flex-wrap: nowrap !important;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 8px;
    margin-bottom: 12px;
  }
  .st-tab { flex-shrink: 0 !important; font-size: 0.75rem !important; padding: 7px 11px !important; }

  .st-grid-2, .st-grid-3, .st-grid-photo {
    grid-template-columns: 1fr !important;
    gap: 10px !important;
  }
  .st-card { padding: 12px !important; }
  .st-card h3 { font-size: 0.92rem !important; }
  .st-hero h2 { font-size: 1.2rem !important; }
  .st-hero p { font-size: 0.86rem !important; }

  .st-btn { font-size: 0.8rem !important; padding: 8px 12px !important; white-space: normal !important; text-align: center; }
  .st-btn.full { width: 100% !important; }
  .st-row { flex-wrap: wrap !important; }
  .st-row > * { flex: 1 1 100% !important; }

  input[type="text"], input[type="number"], select, textarea { font-size: 0.86rem !important; }

  .st-chip { font-size: 0.74rem !important; padding: 5px 10px !important; }
  .st-label { font-size: 0.78rem !important; }
  .st-hint, .st-note, .st-status { font-size: 0.72rem !important; }
}

@media (max-width: 400px) {
  body { padding: 8px 6px 24px !important; }
  .st-tab { font-size: 0.7rem !important; padding: 6px 9px !important; }
  .st-btn { font-size: 0.75rem !important; padding: 7px 10px !important; }
}


/* STUDIO V2 — 3 columns */
.st-shell { display: grid; grid-template-columns: 220px minmax(0, 1fr) 340px; gap: 16px; max-width: 1900px; margin: 0 auto; align-items: start; }
.st-left { position: sticky; top: 14px; align-self: start; }
.st-left .st-tabs { display: flex; flex-direction: column; gap: 4px; margin-bottom: 0; padding: 10px; background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); }
.st-left .st-tab { width: 100%; text-align: left; justify-content: flex-start; padding: 9px 12px; border-radius: 10px; }
.st-left .st-tab.active { background: rgba(0, 255, 255, 0.10); }
.st-center { min-width: 0; }
.st-right { position: sticky; top: 14px; align-self: start; display: flex; flex-direction: column; gap: 12px; }
.st-card-right { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 14px 16px; }
.st-card-right h3 { margin: 0 0 10px; font-size: 0.95rem; color: var(--text-strong); }
.st-chat-box { min-height: 120px; max-height: 240px; overflow-y: auto; background: rgba(0, 0, 0, 0.25); border-radius: 10px; padding: 10px; margin-bottom: 8px; font-size: 0.82rem; color: var(--text); }
.st-layer-row { display: flex; align-items: center; gap: 8px; padding: 6px 0; cursor: pointer; font-size: 0.85rem; }
@media (max-width: 1200px) {
  .st-shell { grid-template-columns: 200px minmax(0, 1fr); }
  .st-right {
    grid-column: 1 / -1;
    display: flex !important;
    flex-direction: row;
    flex-wrap: wrap;
    position: static;
    gap: 12px;
  }
  .st-card-right { flex: 1 1 280px; }
}
/* ═══ ST-MOBILE-FIX: мобильная вёрстка ═══ */
@media (max-width: 800px) {
  .st-shell { grid-template-columns: 1fr; }
  .st-left { position: static; }
  .st-left .st-tabs {
    flex-direction: row;
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 6px;
  }
  .st-left .st-tab {
    width: auto;
    white-space: nowrap;
    flex-shrink: 0;
    font-size: 0.82rem;
    padding: 8px 12px;
  }
  .st-right {
    grid-column: 1 / -1;
    flex-direction: column;
  }
  .st-card-right { flex: 1 1 100%; }
  /* Шапка — компактнее */
  .st-top { flex-wrap: wrap; padding: 8px 10px; gap: 6px; }
  .st-top-actions { flex-wrap: wrap; gap: 4px; }
  .st-top-actions .st-btn { padding: 6px 8px; font-size: 0.78rem; }
  .st-btn.full { width: 100%; }
  /* Сцена — меньше по высоте */
  .st-scene-preview { max-height: 50vh; }
  .st-scene { padding: 10px; }
  /* Шаблоны и стикеры — 2 колонки */
  .tpl-grid { grid-template-columns: 1fr 1fr; }
  .stk-grid { grid-template-columns: 1fr 1fr; }
  /* Сетки фото/2-col — в 1 колонку */
  .st-grid-photo { grid-template-columns: 1fr; }
  .st-grid-2 { grid-template-columns: 1fr; }
}

@media (max-width: 400px) {
  .st-top-actions .st-btn { font-size: 0.72rem; padding: 5px 6px; }
  .st-left .st-tab { font-size: 0.75rem; padding: 6px 9px; }
  .tpl-grid { grid-template-columns: 1fr 1fr; }
}


/* ═══════ STAGE 2 — SСENA (центр) ═══════ */
.st-scene {
  position: sticky;
  top: 0;
  z-index: 20;
  background: var(--panel);
  border: 1px solid var(--border-active, #0ff);
  border-radius: var(--radius);
  padding: 12px 14px;
  margin-bottom: 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  box-shadow: 0 0 40px rgba(0,255,255,0.12);
}
.st-scene-preview {
  width: auto;
  max-width: 100%;
  max-height: 55vh;
  border-radius: 12px;
  background: #0a0e1a;
  box-shadow: 0 0 30px rgba(0,255,255,0.15);
  display: none;
}
.st-scene-preview.empty {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 180px;
  color: var(--muted);
  font-size: 0.88rem;
  text-align: center;
  border: 1px dashed var(--border);
}
.st-scene-controls {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: center;
  width: 100%;
}
@media (max-width: 800px) {
  .st-scene-preview { max-height: 45vh; }
  .st-scene { padding: 10px; }
}