/* ═══════════════════════════════════════════════════════════════
   DEAD CAMERA STUDIOS · SEEDANCE STUDIO
   The Electric Mind · Reinvented Cinema. Absolute Creative Control.
   ═══════════════════════════════════════════════════════════════ */

/* ─── Fuentes oficiales ─────────────────────────────────────── */
@font-face {
  font-family: 'Helvetica DCS';
  src: url('fonts/Helvetica-Light.ttf') format('truetype');
  font-weight: 300;
  font-display: swap;
}
@font-face {
  font-family: 'Helvetica DCS';
  src: url('fonts/Helvetica.ttf') format('truetype');
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: 'Helvetica DCS';
  src: url('fonts/Helvetica-Bold.ttf') format('truetype');
  font-weight: 700;
  font-display: swap;
}
@font-face {
  font-family: 'Helvetica DCS';
  src: url('fonts/Helvetica-Oblique.ttf') format('truetype');
  font-style: italic;
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: 'Helvetica Compressed';
  src: url('fonts/Helvetica-Compressed.otf') format('opentype');
  font-weight: 700;
  font-display: swap;
}
@font-face {
  font-family: 'Thunderstorm';
  src: url('fonts/Thunderstorm.otf') format('opentype'),
       url('fonts/Thunderstorm.ttf') format('truetype');
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: 'Akira DCS';
  src: url('fonts/Akira_Expanded_Demo.otf') format('opentype');
  font-weight: 900;
  font-display: swap;
}

/* ─── Design tokens (from brand manual) ──────────────────────── */
:root {
  /* Paleta oficial — valores exactos del manual */
  --black-core: #000000;
  --signal-red: #DC2129;
  --signal-red-hot: #ff2f38;
  --neural-green: #A5CB39;
  --neural-green-hot: #c0e850;
  --magnet-grey: #2C2F31;
  --white-field: #FFFFFF;

  /* Derivados operativos */
  --surface-0: #000000;
  --surface-1: #0a0a0a;
  --surface-2: #141414;
  --surface-3: #1c1c1c;
  --line: #2C2F31;
  --line-hot: #3a3d40;
  --ink: #FFFFFF;
  --ink-dim: #888;
  --ink-muted: #555;

  /* Tipografía */
  --font-sans: 'Helvetica DCS', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  --font-compressed: 'Helvetica Compressed', 'Helvetica DCS', sans-serif;
  --font-display: 'Akira DCS', 'Helvetica Compressed', sans-serif;
  --font-accent: 'Thunderstorm', 'Helvetica DCS', sans-serif;
}

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

html, body {
  background: var(--black-core);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 14px;
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  letter-spacing: 0.005em;
}

/* Film grain overlay — sutil, estilo DCS brandbook */
.grain {
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.04;
  z-index: 100;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  mix-blend-mode: overlay;
}

/* Scanline sutil (homenaje a Matrix CRT) */
.scanlines {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 99;
  background: repeating-linear-gradient(
    0deg,
    transparent 0px,
    transparent 2px,
    rgba(255, 255, 255, 0.012) 2px,
    rgba(255, 255, 255, 0.012) 3px
  );
}

/* ═══ MASTHEAD ══════════════════════════════════════════════════ */
.masthead {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.25rem 2rem;
  border-bottom: 1px solid var(--line);
  background: var(--black-core);
  position: sticky;
  top: 0;
  z-index: 50;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.9rem;
}

.brand-logo {
  width: 38px;
  height: 38px;
  color: var(--white-field);
  flex-shrink: 0;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1;
  gap: 0.2rem;
}

.brand-name {
  font-family: var(--font-compressed);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: 0.01em;
  text-transform: uppercase;
}

.brand-subname {
  font-family: var(--font-sans);
  font-weight: 400;
  font-size: 0.65rem;
  color: var(--ink-dim);
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.brand-subname em {
  color: var(--signal-red);
  font-style: normal;
  padding: 0 0.2rem;
}

.status-strip {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-sans);
  font-size: 0.7rem;
  color: var(--ink-dim);
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--ink-muted);
  transition: background 0.3s;
}

.status-dot.connected {
  background: var(--neural-green);
  box-shadow: 0 0 10px var(--neural-green);
}
.status-dot.disconnected {
  background: var(--signal-red);
  box-shadow: 0 0 10px var(--signal-red);
}

/* ═══ HERO SLOGAN (like brandbook) ═════════════════════════════ */
.slogan-bar {
  padding: 1.5rem 2rem;
  border-bottom: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
  background: var(--black-core);
}

.slogan {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 3vw, 2.2rem);
  line-height: 1;
  text-transform: uppercase;
  letter-spacing: 0.01em;
}

.slogan .strikethrough {
  position: relative;
  display: inline-block;
}

.slogan .strikethrough::after {
  content: '';
  position: absolute;
  top: 48%;
  left: -4%;
  right: -4%;
  height: 6px;
  background: var(--white-field);
  transform: rotate(-2deg);
  box-shadow: 0 6px 0 var(--white-field);
}

.slogan .vision {
  font-family: var(--font-accent);
  color: var(--signal-red);
  font-size: 1.3em;
  display: inline-block;
  transform: rotate(-4deg) translateY(-0.1em);
  margin: 0 0.1em;
  text-transform: none;
}

.tagline {
  font-family: var(--font-sans);
  font-style: italic;
  font-size: 0.75rem;
  color: var(--ink-dim);
  text-align: right;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  max-width: 260px;
  line-height: 1.4;
}

.tagline strong {
  color: var(--neural-green);
  font-weight: 700;
  font-style: normal;
}

/* ═══ STAGE (3-column) ═════════════════════════════════════════ */
.stage {
  display: grid;
  grid-template-columns: 300px 1fr 560px;
  gap: 1px;
  background: var(--line);
  min-height: calc(100vh - 180px);
}

.controls, .composer, .viewer {
  background: var(--black-core);
  padding: 1.75rem 1.4rem;
  overflow-y: auto;
}

/* ─── Panel headers (Akira style, brandbook inspired) ────────── */
.panel-header {
  display: flex;
  align-items: baseline;
  gap: 0.85rem;
  margin-bottom: 1.5rem;
  padding-bottom: 0.85rem;
  border-bottom: 1px solid var(--line);
}

.panel-num {
  font-family: var(--font-compressed);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--signal-red);
  line-height: 1;
  letter-spacing: -0.02em;
}

.panel-title {
  font-family: var(--font-compressed);
  font-weight: 700;
  font-size: 1rem;
  color: var(--white-field);
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.panel-subhead {
  font-family: var(--font-sans);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--ink-dim);
  margin-bottom: 0.75rem;
}

/* ═══ CONTROL GROUPS ═══════════════════════════════════════════ */
.control-group {
  margin-bottom: 1.5rem;
}

.control-group label {
  display: block;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--ink);
  margin-bottom: 0.55rem;
}

.control-inline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.control-inline label { margin-bottom: 0; }

.muted { color: var(--ink-dim); }

/* ─── Chips ──────────────────────────────────────────────────── */
.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.chip {
  padding: 0.45rem 0.7rem;
  background: transparent;
  border: 1px solid var(--line-hot);
  color: var(--ink-dim);
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.68rem;
  cursor: pointer;
  transition: all 0.12s ease;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  position: relative;
}

.chip:hover {
  color: var(--white-field);
  border-color: var(--white-field);
}

.chip.active {
  background: var(--signal-red);
  color: var(--white-field);
  border-color: var(--signal-red);
  box-shadow: 0 0 0 1px var(--signal-red), 0 0 12px rgba(220, 33, 41, 0.4);
}

.chip.active::before {
  content: '';
  display: inline-block;
  width: 5px;
  height: 5px;
  background: var(--white-field);
  border-radius: 50%;
  margin-right: 0.4rem;
  vertical-align: middle;
  transform: translateY(-1px);
}

/* Grade chips con color por preset */
.chip[data-id="blade_runner_2049"].active {
  background: #c65a1a; border-color: #c65a1a;
  box-shadow: 0 0 0 1px #c65a1a, 0 0 12px rgba(198, 90, 26, 0.5);
}
.chip[data-id="the_matrix"].active {
  background: var(--neural-green); border-color: var(--neural-green);
  color: var(--black-core);
  box-shadow: 0 0 0 1px var(--neural-green), 0 0 12px rgba(165, 203, 57, 0.5);
}
.chip[data-id="gone_girl"].active {
  background: #4a6a5d; border-color: #4a6a5d;
  box-shadow: 0 0 0 1px #4a6a5d, 0 0 12px rgba(74, 106, 93, 0.5);
}
.chip[data-id="interstellar"].active {
  background: #2a4a7a; border-color: #2a4a7a;
  box-shadow: 0 0 0 1px #2a4a7a, 0 0 12px rgba(42, 74, 122, 0.5);
}

/* ─── Slider ─────────────────────────────────────────────────── */
input[type="range"] {
  width: 100%;
  -webkit-appearance: none;
  appearance: none;
  background: transparent;
  margin: 0.6rem 0 0.3rem;
}

input[type="range"]::-webkit-slider-runnable-track {
  height: 2px;
  background: var(--line-hot);
}
input[type="range"]::-moz-range-track {
  height: 2px;
  background: var(--line-hot);
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 14px;
  height: 14px;
  background: var(--signal-red);
  border: 2px solid var(--black-core);
  border-radius: 50%;
  cursor: pointer;
  margin-top: -6px;
  box-shadow: 0 0 0 1px var(--signal-red), 0 0 8px rgba(220, 33, 41, 0.5);
}
input[type="range"]::-moz-range-thumb {
  width: 14px;
  height: 14px;
  background: var(--signal-red);
  border: 2px solid var(--black-core);
  border-radius: 50%;
  cursor: pointer;
  box-shadow: 0 0 0 1px var(--signal-red), 0 0 8px rgba(220, 33, 41, 0.5);
}

.slider-ticks {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-sans);
  font-size: 0.6rem;
  color: var(--ink-muted);
  margin-top: 0.3rem;
  letter-spacing: 0.1em;
}

/* ─── Toggles ────────────────────────────────────────────────── */
.toggle {
  position: relative;
  width: 56px;
  height: 26px;
  background: var(--surface-3);
  border: 1px solid var(--line-hot);
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: center;
}

.toggle-knob {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 20px;
  height: 20px;
  background: var(--signal-red);
  transition: left 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.toggle[data-on="false"] .toggle-knob {
  left: 32px;
  background: var(--ink-muted);
}

.toggle-label-on,
.toggle-label-off {
  position: absolute;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.55rem;
  letter-spacing: 0.1em;
  color: var(--ink-dim);
  pointer-events: none;
}

.toggle-label-on { right: 6px; }
.toggle-label-off { left: 6px; }

.toggle[data-on="true"] .toggle-label-on { color: var(--white-field); }
.toggle[data-on="false"] .toggle-label-off { color: var(--white-field); }

.toggle-wide {
  width: 110px;
  height: 30px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  overflow: hidden;
}

.toggle-wide .toggle-opt {
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  color: var(--ink-dim);
  transition: all 0.2s;
}

.toggle-wide .toggle-opt-active {
  background: var(--signal-red);
  color: var(--white-field);
}

/* ═══ COMPOSER (centro) ════════════════════════════════════════ */
textarea#userPrompt {
  width: 100%;
  min-height: 130px;
  background: var(--surface-1);
  border: 1px solid var(--line-hot);
  color: var(--white-field);
  padding: 1rem;
  font-family: var(--font-sans);
  font-weight: 400;
  font-size: 0.95rem;
  line-height: 1.5;
  resize: vertical;
  transition: border-color 0.2s;
}

textarea#userPrompt:focus {
  outline: none;
  border-color: var(--signal-red);
  box-shadow: 0 0 0 1px var(--signal-red);
}

textarea#userPrompt::placeholder {
  color: var(--ink-muted);
  font-style: italic;
}

/* ─── Prompt preview ─────────────────────────────────────────── */
.prompt-preview {
  margin-top: 1rem;
  background: var(--surface-1);
  border: 1px solid var(--line);
  padding: 0.9rem 1rem;
  position: relative;
}

.prompt-preview::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  background: var(--signal-red);
}

.preview-header {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-dim);
  margin-bottom: 0.5rem;
}

.preview-header span:first-child {
  color: var(--signal-red);
}

#compiledPrompt {
  font-family: ui-monospace, 'SF Mono', 'Cascadia Mono', Menlo, monospace;
  font-size: 0.8rem;
  line-height: 1.65;
  color: var(--neural-green);
  white-space: pre-wrap;
  word-break: break-word;
  min-height: 60px;
  max-height: 220px;
  overflow-y: auto;
}

/* ─── Generate button (Signal Red, brutalist) ────────────────── */
.generate-btn {
  margin-top: 1.5rem;
  width: 100%;
  padding: 1.15rem;
  background: var(--signal-red);
  color: var(--white-field);
  border: none;
  font-family: var(--font-compressed);
  font-weight: 700;
  font-size: 1.2rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.2rem;
  transition: all 0.15s;
  position: relative;
  overflow: hidden;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%);
}

.generate-btn:hover:not(:disabled) {
  background: var(--signal-red-hot);
  box-shadow: 0 0 20px rgba(220, 33, 41, 0.6);
}

.generate-btn:disabled {
  background: var(--surface-3);
  color: var(--ink-muted);
  cursor: not-allowed;
}

.generate-btn .btn-arrow {
  transition: transform 0.2s;
  font-family: var(--font-sans);
  font-weight: 400;
}

.generate-btn:hover:not(:disabled) .btn-arrow {
  transform: translateX(6px);
}

.generate-btn.loading::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  height: 2px;
  background: var(--neural-green);
  animation: loadbar 2s linear infinite;
}

@keyframes loadbar {
  0% { width: 0%; }
  100% { width: 100%; }
}

/* ─── Status log ─────────────────────────────────────────────── */
.status-log {
  margin-top: 1rem;
  font-family: ui-monospace, monospace;
  font-size: 0.72rem;
  color: var(--ink-dim);
  min-height: 1.5rem;
  max-height: 160px;
  overflow-y: auto;
}

.status-log .log-line {
  padding: 0.25rem 0;
  border-bottom: 1px dotted var(--line);
}

.status-log .log-error { color: var(--signal-red); }
.status-log .log-success { color: var(--neural-green); }

/* ═══ VIEWER (derecha) ═════════════════════════════════════════ */
.viewer-frame {
  aspect-ratio: 16 / 9;
  background: var(--surface-1);
  border: 1px solid var(--magnet-grey);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  margin-bottom: 1.5rem;
  overflow: hidden;
}

.viewer-frame::before,
.viewer-frame::after {
  content: '';
  position: absolute;
  width: 22px;
  height: 22px;
  border: 2px solid var(--signal-red);
  pointer-events: none;
  z-index: 2;
}

.viewer-frame::before {
  top: 10px;
  left: 10px;
  border-right: none;
  border-bottom: none;
}

.viewer-frame::after {
  bottom: 10px;
  right: 10px;
  border-left: none;
  border-top: none;
}

.viewer-frame video {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.viewer-empty {
  text-align: center;
  color: var(--ink-muted);
  padding: 1rem;
}

.viewer-empty p {
  font-family: var(--font-accent);
  font-size: 1.4rem;
  margin-top: 0.6rem;
  color: var(--ink-dim);
  letter-spacing: 0.02em;
}

.viewer-empty small {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  display: block;
  margin-top: 0.3rem;
}

.viewer-marks {
  display: flex;
  gap: 0.4rem;
  justify-content: center;
}

.viewer-marks span {
  color: var(--signal-red);
  font-size: 1rem;
  animation: pulse 1.8s infinite;
}
.viewer-marks span:nth-child(2) { animation-delay: 0.3s; }
.viewer-marks span:nth-child(3) { animation-delay: 0.6s; }
.viewer-marks span:nth-child(4) { animation-delay: 0.9s; }

@keyframes pulse {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 1; }
}

/* ─── Reel ────────────────────────────────────────────────────── */
.reel {
  border-top: 1px solid var(--line);
  padding-top: 1rem;
}

.reel-empty {
  font-family: var(--font-sans);
  font-style: italic;
  font-size: 0.75rem;
  color: var(--ink-muted);
  padding: 1rem 0;
}

.reel-item {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 0.75rem;
  padding: 0.6rem 0;
  border-bottom: 1px dotted var(--line);
  cursor: pointer;
  transition: all 0.15s;
}

.reel-item:hover {
  padding-left: 0.5rem;
  background: var(--surface-1);
}

.reel-thumb {
  width: 56px;
  height: 40px;
  background: var(--surface-3);
  border-left: 2px solid var(--signal-red);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--signal-red);
  font-size: 0.85rem;
}

.reel-meta {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  color: var(--ink-dim);
  line-height: 1.35;
  overflow: hidden;
}

.reel-meta strong {
  display: block;
  color: var(--white-field);
  font-family: var(--font-compressed);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.15rem;
}

.reel-meta span {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ═══ FOOTER ═════════════════════════════════════════════════════ */
.footerbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.9rem 2rem;
  border-top: 1px solid var(--line);
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.65rem;
  color: var(--ink-muted);
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.footerbar em {
  color: var(--signal-red);
  font-style: normal;
  padding: 0 0.2rem;
}

/* ═══ RESPONSIVE ═════════════════════════════════════════════════ */
@media (max-width: 1100px) {
  .stage { grid-template-columns: 1fr; }
  .controls, .composer, .viewer { border-bottom: 1px solid var(--line); }
  .slogan-bar { flex-direction: column; align-items: flex-start; gap: 0.75rem; }
  .tagline { text-align: left; }
}

/* Scrollbar */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--black-core); }
::-webkit-scrollbar-thumb { background: var(--line-hot); }
::-webkit-scrollbar-thumb:hover { background: var(--signal-red); }

/* ═══════════════════════════════════════════════════════════════
   API KEYS PANEL · top-right corner
   ═══════════════════════════════════════════════════════════════ */
.keys-trigger {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.85rem;
  background: var(--surface-1);
  border: 1px solid var(--line-hot);
  color: var(--ink);
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.15s;
  margin-left: 1rem;
}

.keys-trigger:hover {
  border-color: var(--signal-red);
  color: var(--signal-red);
}

.keys-trigger .key-icon {
  font-size: 0.95rem;
  line-height: 1;
}

.keys-trigger .key-name {
  color: var(--neural-green);
  text-transform: none;
  letter-spacing: 0.02em;
  font-weight: 400;
  font-family: ui-monospace, monospace;
}

.keys-trigger.no-key .key-name {
  color: var(--signal-red);
  font-style: italic;
}

/* Modal overlay */
.keys-modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.85);
  z-index: 200;
  display: none;
  align-items: flex-start;
  justify-content: flex-end;
  padding: 5rem 2rem 2rem;
}

.keys-modal.open {
  display: flex;
}

.keys-modal-panel {
  width: 480px;
  max-width: 100%;
  max-height: calc(100vh - 7rem);
  background: var(--black-core);
  border: 1px solid var(--signal-red);
  box-shadow: 0 0 40px rgba(220, 33, 41, 0.25);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  animation: slideDown 0.2s ease-out;
}

@keyframes slideDown {
  from { transform: translateY(-20px); opacity: 0; }
  to   { transform: translateY(0); opacity: 1; }
}

.keys-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.1rem 1.25rem;
  border-bottom: 1px solid var(--line);
}

.keys-modal-title {
  font-family: var(--font-compressed);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
}

.keys-modal-title .num {
  color: var(--signal-red);
  font-size: 1.2rem;
}

.keys-modal-close {
  background: transparent;
  border: 1px solid var(--line-hot);
  color: var(--ink-dim);
  padding: 0.3rem 0.6rem;
  font-size: 0.75rem;
  cursor: pointer;
  transition: all 0.15s;
}

.keys-modal-close:hover {
  border-color: var(--signal-red);
  color: var(--signal-red);
}

.keys-modal-body {
  padding: 1.25rem;
  overflow-y: auto;
  flex: 1;
}

.keys-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
}

.key-item {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 0.9rem;
  background: var(--surface-1);
  border: 1px solid var(--line);
  transition: all 0.15s;
  position: relative;
}

.key-item.active {
  border-color: var(--signal-red);
  background: var(--surface-2);
}

.key-item.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--signal-red);
}

.key-radio {
  width: 14px;
  height: 14px;
  border: 1px solid var(--line-hot);
  border-radius: 50%;
  cursor: pointer;
  position: relative;
  flex-shrink: 0;
  transition: border-color 0.15s;
}

.key-item:hover .key-radio { border-color: var(--ink-dim); }

.key-item.active .key-radio {
  border-color: var(--signal-red);
}

.key-item.active .key-radio::after {
  content: '';
  position: absolute;
  inset: 3px;
  background: var(--signal-red);
  border-radius: 50%;
}

.key-info {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  min-width: 0;
}

.key-info-name {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--white-field);
  letter-spacing: 0.02em;
  cursor: text;
  outline: none;
}

.key-info-name:focus {
  background: var(--surface-3);
  padding: 0 0.3rem;
  margin-left: -0.3rem;
}

.key-info-preview {
  font-family: ui-monospace, monospace;
  font-size: 0.7rem;
  color: var(--ink-dim);
  letter-spacing: 0.05em;
}

.key-actions {
  display: flex;
  gap: 0.3rem;
}

.key-action-btn {
  background: transparent;
  border: 1px solid var(--line-hot);
  color: var(--ink-dim);
  padding: 0.35rem 0.55rem;
  font-family: var(--font-sans);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.15s;
}

.key-action-btn:hover {
  color: var(--signal-red);
  border-color: var(--signal-red);
}

.keys-empty {
  font-family: var(--font-sans);
  font-style: italic;
  font-size: 0.8rem;
  color: var(--ink-muted);
  text-align: center;
  padding: 1.5rem 0;
}

.key-add-form {
  border-top: 1px solid var(--line);
  padding-top: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.key-add-form-title {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--signal-red);
  margin-bottom: 0.25rem;
}

.key-input {
  width: 100%;
  padding: 0.7rem 0.85rem;
  background: var(--surface-1);
  border: 1px solid var(--line-hot);
  color: var(--white-field);
  font-family: ui-monospace, monospace;
  font-size: 0.8rem;
  transition: border-color 0.15s;
}

.key-input:focus {
  outline: none;
  border-color: var(--signal-red);
}

.key-input::placeholder {
  color: var(--ink-muted);
  font-style: italic;
}

.key-add-btn {
  background: var(--signal-red);
  color: var(--white-field);
  border: none;
  padding: 0.75rem;
  font-family: var(--font-compressed);
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.15s;
}

.key-add-btn:hover {
  background: var(--signal-red-hot);
  box-shadow: 0 0 15px rgba(220, 33, 41, 0.4);
}

.key-add-help {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  color: var(--ink-dim);
  line-height: 1.5;
  text-align: center;
  margin-top: 0.5rem;
}

.key-add-help a {
  color: var(--neural-green);
  text-decoration: none;
}

.key-add-help a:hover { text-decoration: underline; }

/* ═══════════════════════════════════════════════════════════════
   ASSET UPLOADER · in composer panel
   ═══════════════════════════════════════════════════════════════ */
.assets-section {
  margin-top: 1rem;
  border: 1px dashed var(--line-hot);
  padding: 0.85rem;
  background: var(--surface-1);
}

.assets-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.7rem;
}

.assets-title {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--signal-red);
}

.assets-counter {
  font-family: ui-monospace, monospace;
  font-size: 0.7rem;
  color: var(--ink-dim);
}

/* First/Last frame slots */
.frame-slots {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
  margin-bottom: 0.85rem;
}

.frame-slot {
  position: relative;
  height: 110px;
  background: var(--surface-2);
  border: 1px solid var(--line-hot);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.15s;
  overflow: hidden;
}

.frame-slot:hover {
  border-color: var(--signal-red);
}

.frame-slot.has-image {
  border-style: solid;
  border-color: var(--signal-red);
}

.frame-slot img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.frame-slot-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.3rem;
  pointer-events: none;
}

.frame-slot-icon {
  font-size: 1rem;
  color: var(--ink-muted);
}

.frame-slot-label {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.6rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-dim);
}

.frame-slot-tag {
  position: absolute;
  top: 4px;
  left: 4px;
  padding: 0.15rem 0.4rem;
  background: var(--signal-red);
  color: var(--white-field);
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.55rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  z-index: 2;
}

.frame-slot-remove {
  position: absolute;
  top: 4px;
  right: 4px;
  width: 22px;
  height: 22px;
  background: rgba(0, 0, 0, 0.85);
  border: 1px solid var(--white-field);
  color: var(--white-field);
  font-size: 0.85rem;
  line-height: 0.7;
  cursor: pointer;
  display: none;
  z-index: 2;
  align-items: center;
  justify-content: center;
}

.frame-slot.has-image .frame-slot-remove {
  display: flex;
}

.frame-slot:hover.has-image .frame-slot-remove {
  background: var(--signal-red);
  border-color: var(--signal-red);
}

/* Multi-ref grid */
.multiref-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(60px, 1fr));
  gap: 0.35rem;
}

.multiref-item {
  position: relative;
  aspect-ratio: 1;
  background: var(--surface-2);
  border: 1px solid var(--line-hot);
  overflow: hidden;
  cursor: default;
}

.multiref-item img,
.multiref-item video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.multiref-item.audio {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--neural-green);
  font-size: 1.4rem;
}

.multiref-tag {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 0.15rem 0.35rem;
  background: rgba(0, 0, 0, 0.9);
  color: var(--white-field);
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.55rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-align: center;
  cursor: pointer;
}

.multiref-tag:hover {
  background: var(--signal-red);
}

.multiref-remove {
  position: absolute;
  top: 2px;
  right: 2px;
  width: 18px;
  height: 18px;
  background: rgba(0, 0, 0, 0.8);
  border: 1px solid var(--white-field);
  color: var(--white-field);
  font-size: 0.7rem;
  line-height: 0.7;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.15s;
}

.multiref-item:hover .multiref-remove {
  opacity: 1;
}

.multiref-remove:hover {
  background: var(--signal-red);
  border-color: var(--signal-red);
}

.multiref-add {
  aspect-ratio: 1;
  background: transparent;
  border: 1px dashed var(--line-hot);
  color: var(--ink-dim);
  font-size: 1.5rem;
  cursor: pointer;
  transition: all 0.15s;
  display: flex;
  align-items: center;
  justify-content: center;
}

.multiref-add:hover {
  border-color: var(--signal-red);
  color: var(--signal-red);
  border-style: solid;
}

.assets-help {
  font-family: var(--font-sans);
  font-style: italic;
  font-size: 0.68rem;
  color: var(--ink-muted);
  line-height: 1.5;
  margin-top: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px dotted var(--line);
}

.assets-help code {
  background: var(--surface-3);
  color: var(--neural-green);
  padding: 0.05rem 0.3rem;
  font-family: ui-monospace, monospace;
  font-size: 0.7rem;
  font-style: normal;
}


/* Endpoint tag inside key item */
.key-endpoint-tag {
  color: var(--neural-green);
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-left: 0.3rem;
}

/* Select dropdown styled like the inputs */
select.key-input {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23DC2129' d='M2 4l4 4 4-4z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.85rem center;
  padding-right: 2rem;
  cursor: pointer;
}

select.key-input:focus {
  outline: none;
  border-color: var(--signal-red);
}

/* ═══════════════════════════════════════════════════════════════
   CHARACTER STUDIO · Seedream integration
   ═══════════════════════════════════════════════════════════════ */
.character-studio {
  margin-top: 1rem;
  border: 1px solid var(--neural-green);
  background: linear-gradient(180deg,
    rgba(165, 203, 57, 0.04) 0%,
    rgba(165, 203, 57, 0.01) 100%);
  position: relative;
}

.character-studio::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  background: var(--neural-green);
}

.char-header {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.85rem 1rem;
  cursor: pointer;
  user-select: none;
}

.char-title {
  font-family: var(--font-compressed);
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--neural-green);
}

.char-subtitle {
  font-family: var(--font-sans);
  font-style: italic;
  font-size: 0.7rem;
  color: var(--ink-dim);
  flex: 1;
}

.char-toggle {
  background: transparent;
  border: 1px solid var(--line-hot);
  color: var(--neural-green);
  font-size: 0.8rem;
  width: 28px;
  height: 24px;
  cursor: pointer;
  transition: all 0.15s;
}

.char-toggle:hover {
  border-color: var(--neural-green);
  background: rgba(165, 203, 57, 0.1);
}

.character-studio[data-open="true"] .char-toggle {
  transform: rotate(180deg);
}

.char-body {
  padding: 0 1rem 1rem;
  border-top: 1px dotted var(--line);
  padding-top: 1rem;
}

.char-explainer {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  color: var(--ink-dim);
  line-height: 1.55;
  padding: 0.6rem 0.75rem;
  background: var(--surface-1);
  border-left: 2px solid var(--neural-green);
  margin-bottom: 0.85rem;
}

.trusted-tag {
  color: var(--neural-green);
  font-weight: 700;
  letter-spacing: 0.08em;
}

.char-prompt {
  width: 100%;
  min-height: 80px;
  background: var(--surface-1);
  border: 1px solid var(--line-hot);
  color: var(--white-field);
  padding: 0.7rem 0.85rem;
  font-family: var(--font-sans);
  font-weight: 400;
  font-size: 0.85rem;
  line-height: 1.5;
  resize: vertical;
  transition: border-color 0.15s;
  margin-bottom: 0.75rem;
}

.char-prompt:focus {
  outline: none;
  border-color: var(--neural-green);
  box-shadow: 0 0 0 1px var(--neural-green);
}

.char-prompt::placeholder {
  color: var(--ink-muted);
  font-style: italic;
}

.char-controls {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1.5fr;
  gap: 0.5rem;
  align-items: end;
}

.char-control {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.char-control label {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.6rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-dim);
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.char-help-inline {
  color: var(--neural-green);
  cursor: help;
  font-weight: 400;
}

.char-control select,
.char-control input {
  background: var(--surface-1);
  border: 1px solid var(--line-hot);
  color: var(--white-field);
  padding: 0.5rem 0.6rem;
  font-family: var(--font-sans);
  font-size: 0.78rem;
  transition: border-color 0.15s;
}

.char-control select {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 12 12'%3E%3Cpath fill='%23A5CB39' d='M2 4l4 4 4-4z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.6rem center;
  padding-right: 1.6rem;
  cursor: pointer;
}

.char-control select:focus,
.char-control input:focus {
  outline: none;
  border-color: var(--neural-green);
}

.char-control input::placeholder {
  color: var(--ink-muted);
  font-style: italic;
}

.char-generate-btn {
  background: var(--neural-green);
  color: var(--black-core);
  border: none;
  padding: 0.55rem 0.8rem;
  font-family: var(--font-compressed);
  font-weight: 700;
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.15s;
  height: 100%;
}

.char-generate-btn:hover:not(:disabled) {
  background: var(--neural-green-hot);
  box-shadow: 0 0 12px rgba(165, 203, 57, 0.4);
}

.char-generate-btn:disabled {
  background: var(--surface-3);
  color: var(--ink-muted);
  cursor: not-allowed;
}

.char-status {
  margin-top: 0.75rem;
  font-family: ui-monospace, monospace;
  font-size: 0.72rem;
  color: var(--neural-green);
  min-height: 1.2rem;
}

.char-status.error { color: var(--signal-red); }

.char-results {
  margin-top: 1rem;
  border-top: 1px dotted var(--line);
  padding-top: 0.75rem;
}

.char-results-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
}

.char-results-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
  gap: 0.5rem;
}

.char-results-empty {
  grid-column: 1 / -1;
  font-family: var(--font-sans);
  font-style: italic;
  font-size: 0.72rem;
  color: var(--ink-muted);
  text-align: center;
  padding: 1rem 0;
}

.char-result-item {
  position: relative;
  aspect-ratio: 1;
  background: var(--surface-2);
  border: 1px solid var(--line-hot);
  cursor: pointer;
  overflow: hidden;
  transition: all 0.15s;
}

.char-result-item:hover {
  border-color: var(--neural-green);
  box-shadow: 0 0 12px rgba(165, 203, 57, 0.3);
}

.char-result-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.char-result-trusted {
  position: absolute;
  top: 4px;
  left: 4px;
  background: var(--neural-green);
  color: var(--black-core);
  padding: 0.1rem 0.35rem;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.5rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  z-index: 2;
}

.char-result-days {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(0, 0, 0, 0.85);
  color: var(--ink);
  padding: 0.2rem 0.4rem;
  font-family: ui-monospace, monospace;
  font-size: 0.6rem;
  letter-spacing: 0.05em;
  text-align: center;
}

.char-result-actions {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.88);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.3rem;
  opacity: 0;
  transition: opacity 0.15s;
  padding: 0.4rem;
}

.char-result-item:hover .char-result-actions {
  opacity: 1;
}

.char-result-actions button {
  background: var(--neural-green);
  color: var(--black-core);
  border: none;
  padding: 0.3rem 0.5rem;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.6rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  width: 100%;
  transition: all 0.1s;
}

.char-result-actions button:hover {
  background: var(--neural-green-hot);
}

.char-result-actions button.secondary {
  background: transparent;
  border: 1px solid var(--white-field);
  color: var(--white-field);
}

.char-result-actions button.secondary:hover {
  background: var(--white-field);
  color: var(--black-core);
}


/* Trusted badge inside frame slots & multiref */
.slot-trusted-badge {
  position: absolute;
  bottom: 4px;
  left: 4px;
  background: var(--neural-green);
  color: var(--black-core);
  padding: 0.12rem 0.4rem;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.55rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  z-index: 2;
}

/* ═══════════════════════════════════════════════════════════════
   STAGE V2 · New layout per importance hierarchy
   1. Viewer (full width)
   2. Prompt Builder + Session Reel
   3. Cinematography + Output Format + Character Studio
   ═══════════════════════════════════════════════════════════════ */
.stage-v2 {
  display: flex;
  flex-direction: column;
  gap: 1px;
  background: var(--line);
  padding: 0;
}

.stage-v2 > section {
  background: var(--black-core);
  padding: 1.5rem 2rem;
}

/* ─── ROW 1: Viewer takes the spotlight ──────────────────────── */
.viewer-zone {
  /* Hero zone: tall, dramatic */
}

.viewer-zone .viewer-frame {
  /* Override the small viewer style — make it big */
  aspect-ratio: 16 / 9;
  width: 100%;
  max-width: 100%;
  max-height: 70vh;
  margin: 0 auto;
  background: var(--surface-1);
  border: 1px solid var(--magnet-grey);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.viewer-zone .viewer-frame video {
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: #000;
}

/* Corner marks more prominent on the big viewer */
.viewer-zone .viewer-frame::before,
.viewer-zone .viewer-frame::after {
  content: '';
  position: absolute;
  width: 28px;
  height: 28px;
  border: 2px solid var(--signal-red);
  pointer-events: none;
  z-index: 2;
}
.viewer-zone .viewer-frame::before {
  top: 14px; left: 14px;
  border-right: none; border-bottom: none;
}
.viewer-zone .viewer-frame::after {
  bottom: 14px; right: 14px;
  border-left: none; border-top: none;
}

.viewer-zone .viewer-empty {
  text-align: center;
  color: var(--ink-muted);
  padding: 2rem;
}
.viewer-zone .viewer-empty p {
  font-family: var(--font-accent);
  font-size: 2rem;
  margin-top: 1rem;
  color: var(--ink-dim);
}
.viewer-zone .viewer-empty small {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  display: block;
  margin-top: 0.5rem;
}

/* Panel header inside viewer-zone gets a hint slot */
.panel-header .panel-hint {
  font-family: var(--font-sans);
  font-style: italic;
  font-size: 0.72rem;
  color: var(--ink-dim);
  margin-left: auto;
  letter-spacing: 0.04em;
}

/* ─── ROW 2: Builder (main) + Reel (sidebar) ─────────────────── */
.builder-zone {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 1px;
  background: var(--line);
  padding: 0 !important;
}

.builder-main, .builder-reel {
  background: var(--black-core);
  padding: 1.5rem 2rem;
  overflow-y: auto;
}

.builder-reel {
  background: var(--surface-1);
  max-height: 540px;
}

.builder-reel .reel {
  border-top: none;
  padding-top: 0;
}

/* ─── ROW 3: Settings columns ────────────────────────────────── */
.settings-zone {
  display: grid;
  grid-template-columns: 1fr 1fr 1.4fr;
  gap: 1px;
  background: var(--line);
  padding: 0 !important;
}

.settings-col {
  background: var(--black-core);
  padding: 1.5rem 1.4rem;
  overflow-y: auto;
}

/* Visual hint that character column is the "extras" — slightly lower visual weight */
.settings-character {
  background: linear-gradient(180deg,
    var(--black-core) 0%,
    rgba(165, 203, 57, 0.02) 100%);
}

/* Character studio inside settings-character: remove its outer border since the column has its own bg */
.settings-character .character-studio {
  margin-top: 0;
  border-color: var(--line-hot);
  background: transparent;
}

.settings-character .character-studio::before {
  /* keep the green spine */
}

/* Keep assets-section visually separate from character studio */
.settings-character .assets-section {
  margin-top: 1.25rem;
}

/* ─── Responsive: collapse to single column on narrow screens ── */
@media (max-width: 1100px) {
  .builder-zone,
  .settings-zone {
    grid-template-columns: 1fr;
  }
  .builder-reel {
    max-height: none;
  }
}

/* ═══════════════════════════════════════════════════════════════
   HEADER CHIPS · user / scene / export
   ═══════════════════════════════════════════════════════════════ */
.header-chip {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.75rem;
  background: var(--surface-1);
  border: 1px solid var(--line-hot);
  color: var(--ink);
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.15s;
  margin-left: 0.5rem;
  position: relative;
}

.header-chip:hover:not(:disabled) {
  border-color: var(--ink);
}

.header-chip:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.header-chip .chip-icon {
  font-size: 0.95rem;
  line-height: 1;
}

.header-chip .chip-label {
  text-transform: none;
  letter-spacing: 0.02em;
  font-weight: 400;
  font-family: ui-monospace, monospace;
  font-size: 0.72rem;
}

.user-chip:hover { border-color: var(--neural-green); }
.user-chip .chip-label { color: var(--neural-green); }
.user-chip.empty .chip-label { color: var(--ink-muted); font-style: italic; }

.scene-chip:hover { border-color: var(--signal-red); }
.scene-chip .chip-label { color: var(--signal-red); }
.scene-chip.empty .chip-label { color: var(--ink-muted); font-style: italic; }

.export-chip { gap: 0.4rem; }
.export-chip:not(:disabled) { border-color: var(--neural-green); }
.export-chip:not(:disabled):hover {
  background: var(--neural-green);
  color: var(--black-core);
}
.export-chip:not(:disabled):hover .chip-badge {
  background: var(--black-core);
  color: var(--neural-green);
}
.export-chip .chip-label {
  font-family: var(--font-sans);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}
.chip-badge {
  background: var(--neural-green);
  color: var(--black-core);
  padding: 0.05rem 0.4rem;
  font-family: ui-monospace, monospace;
  font-size: 0.65rem;
  font-weight: 700;
  border-radius: 1px;
  min-width: 16px;
  text-align: center;
}

/* ═══════════════════════════════════════════════════════════════
   SESSION MODAL · welcome / scene picker
   ═══════════════════════════════════════════════════════════════ */
.session-modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.92);
  z-index: 250;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  animation: fadeIn 0.2s ease-out;
}

.session-modal.open {
  display: flex;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.session-modal-panel {
  width: 540px;
  max-width: 100%;
  max-height: calc(100vh - 4rem);
  background: var(--black-core);
  border: 1px solid var(--signal-red);
  box-shadow: 0 0 60px rgba(220, 33, 41, 0.25);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  animation: slideUp 0.25s ease-out;
}

@keyframes slideUp {
  from { transform: translateY(20px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

.session-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.1rem 1.4rem;
  border-bottom: 1px solid var(--line);
}

.session-modal-title {
  font-family: var(--font-compressed);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  display: flex;
  align-items: baseline;
  gap: 0.7rem;
}

.session-modal-title .num {
  color: var(--signal-red);
  font-size: 1.15rem;
}

.session-modal-close {
  background: transparent;
  border: 1px solid var(--line-hot);
  color: var(--ink-dim);
  padding: 0.3rem 0.6rem;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  cursor: pointer;
  transition: all 0.15s;
}

.session-modal-close:hover {
  border-color: var(--signal-red);
  color: var(--signal-red);
}

.session-modal-body {
  padding: 1.4rem;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.session-modal-intro {
  font-family: var(--font-sans);
  font-size: 0.78rem;
  color: var(--ink-dim);
  line-height: 1.55;
  font-style: italic;
  margin-bottom: 0.25rem;
}

.session-field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  flex: 1;
}

.session-field label {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink);
}

.session-field .req { color: var(--signal-red); margin-left: 0.3rem; }
.session-field .opt {
  color: var(--ink-muted);
  margin-left: 0.3rem;
  font-weight: 400;
  letter-spacing: 0.05em;
  text-transform: none;
}

.session-field input,
.session-field textarea {
  background: var(--surface-1);
  border: 1px solid var(--line-hot);
  color: var(--white-field);
  padding: 0.65rem 0.8rem;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  transition: border-color 0.15s;
  font-weight: 400;
  resize: vertical;
}

.session-field input:focus,
.session-field textarea:focus {
  outline: none;
  border-color: var(--signal-red);
  box-shadow: 0 0 0 1px var(--signal-red);
}

.session-field input::placeholder,
.session-field textarea::placeholder {
  color: var(--ink-muted);
  font-style: italic;
}

.session-field-row {
  display: grid;
  grid-template-columns: 1fr 0.4fr;
  gap: 0.6rem;
}

.session-confirm-btn {
  background: var(--signal-red);
  color: var(--white-field);
  border: none;
  padding: 1rem;
  font-family: var(--font-compressed);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  transition: all 0.15s;
  margin-top: 0.3rem;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%);
}

.session-confirm-btn:hover:not(:disabled) {
  background: var(--signal-red-hot);
  box-shadow: 0 0 18px rgba(220, 33, 41, 0.5);
}

.session-confirm-btn:disabled {
  background: var(--surface-3);
  color: var(--ink-muted);
  cursor: not-allowed;
}

.session-modal-help {
  font-family: var(--font-sans);
  font-style: italic;
  font-size: 0.7rem;
  color: var(--ink-dim);
  text-align: center;
  margin-top: 0.3rem;
  line-height: 1.5;
}

/* ═══════════════════════════════════════════════════════════════
   RATING WIDGET · star ratings + notes per clip
   ═══════════════════════════════════════════════════════════════ */
.rating-widget {
  margin-top: 0.85rem;
  padding: 0.75rem 1rem;
  background: var(--surface-1);
  border: 1px solid var(--line);
  border-left: 3px solid var(--neural-green);
}

.rating-row {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.rating-stars {
  display: flex;
  gap: 0.15rem;
  align-items: center;
}

.star {
  background: transparent;
  border: none;
  color: var(--line-hot);
  font-size: 1.4rem;
  cursor: pointer;
  padding: 0 0.1rem;
  transition: all 0.1s;
  line-height: 1;
}

.star:hover {
  color: var(--neural-green-hot);
  transform: scale(1.15);
}

.star.active {
  color: var(--neural-green);
}

.star.below-threshold.active {
  /* 1-2 stars: visible but in red because they won't be exported */
  color: var(--signal-red);
}

.rating-notes {
  flex: 1;
  min-width: 220px;
  background: var(--surface-2);
  border: 1px solid var(--line-hot);
  color: var(--white-field);
  padding: 0.5rem 0.7rem;
  font-family: var(--font-sans);
  font-size: 0.78rem;
  transition: border-color 0.15s;
}

.rating-notes:focus {
  outline: none;
  border-color: var(--neural-green);
}

.rating-notes::placeholder {
  color: var(--ink-muted);
  font-style: italic;
}

.rating-status {
  font-family: ui-monospace, monospace;
  font-size: 0.7rem;
  color: var(--neural-green);
  white-space: nowrap;
}

.rating-status.below {
  color: var(--ink-dim);
  font-style: italic;
}

.rating-help {
  font-family: var(--font-sans);
  font-style: italic;
  font-size: 0.65rem;
  color: var(--ink-dim);
  margin-top: 0.5rem;
  letter-spacing: 0.05em;
}

/* ═══════════════════════════════════════════════════════════════
   ASSETS LIBRARY · BytePlus Private Trusted Library
   Color theme: amber/gold (--amber-trusted) — distinct from
   Seedream green (trusted public) and Seedance red (action).
   ═══════════════════════════════════════════════════════════════ */
:root {
  --amber-trusted: #E8B832;
  --amber-trusted-dim: #8a6a1d;
  --amber-trusted-hot: #F5C842;
}

.assets-library {
  margin-top: 1rem;
  border: 1px solid var(--amber-trusted);
  background: linear-gradient(180deg,
    rgba(232, 184, 50, 0.04) 0%,
    rgba(232, 184, 50, 0.01) 100%);
  position: relative;
}

.assets-library::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  background: var(--amber-trusted);
}

.lib-header {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.85rem 1rem;
  cursor: pointer;
  user-select: none;
}

.lib-title {
  font-family: var(--font-compressed);
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--amber-trusted);
}

.lib-subtitle {
  font-family: var(--font-sans);
  font-style: italic;
  font-size: 0.7rem;
  color: var(--ink-dim);
  flex: 1;
}

.lib-toggle {
  background: transparent;
  border: 1px solid var(--line-hot);
  color: var(--amber-trusted);
  font-size: 0.8rem;
  width: 28px;
  height: 24px;
  cursor: pointer;
  transition: all 0.15s;
}

.lib-toggle:hover {
  border-color: var(--amber-trusted);
  background: rgba(232, 184, 50, 0.1);
}

.assets-library[data-open="true"] .lib-toggle {
  transform: rotate(180deg);
}

.lib-body {
  padding: 0 1rem 1rem;
  border-top: 1px dotted var(--line);
  padding-top: 1rem;
}

.lib-explainer {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  color: var(--ink-dim);
  line-height: 1.55;
  padding: 0.6rem 0.75rem;
  background: var(--surface-1);
  border-left: 2px solid var(--amber-trusted);
  margin-bottom: 0.85rem;
}

.amber-tag {
  color: var(--amber-trusted);
  font-weight: 700;
  letter-spacing: 0.08em;
}

.lib-noaksk {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  color: var(--signal-red);
  background: rgba(220, 33, 41, 0.08);
  border: 1px solid var(--signal-red);
  padding: 0.6rem 0.8rem;
  margin-bottom: 0.85rem;
}

.lib-section {
  margin-bottom: 0.9rem;
}

.lib-section-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.4rem;
}

.lib-section-title {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-dim);
}

.lib-input {
  width: 100%;
  background: var(--surface-1);
  border: 1px solid var(--line-hot);
  color: var(--white-field);
  padding: 0.55rem 0.7rem;
  font-family: var(--font-sans);
  font-size: 0.78rem;
  transition: border-color 0.15s;
  margin-bottom: 0.4rem;
}

.lib-input:focus {
  outline: none;
  border-color: var(--amber-trusted);
}

.lib-input::placeholder {
  color: var(--ink-muted);
  font-style: italic;
}

select.lib-input {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 12 12'%3E%3Cpath fill='%23E8B832' d='M2 4l4 4 4-4z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.6rem center;
  padding-right: 1.6rem;
  cursor: pointer;
  flex: 1;
  margin-bottom: 0;
}

.lib-section-header select.lib-input { margin-bottom: 0; }

.lib-newgroup-btn,
.lib-refresh-btn {
  background: transparent;
  border: 1px solid var(--amber-trusted-dim);
  color: var(--amber-trusted);
  padding: 0.45rem 0.65rem;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.15s;
  white-space: nowrap;
}

.lib-newgroup-btn:hover,
.lib-refresh-btn:hover {
  border-color: var(--amber-trusted);
  background: rgba(232, 184, 50, 0.1);
}

.lib-controls-row {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  margin-top: 0.4rem;
}

.lib-checkbox {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-sans);
  font-size: 0.7rem;
  color: var(--ink-dim);
  cursor: pointer;
  flex: 1;
}

.lib-checkbox input { cursor: pointer; }

.lib-upload-btn {
  background: var(--amber-trusted);
  color: var(--black-core);
  border: none;
  padding: 0.55rem 0.8rem;
  font-family: var(--font-compressed);
  font-weight: 700;
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.15s;
}

.lib-upload-btn:hover:not(:disabled) {
  background: var(--amber-trusted-hot);
  box-shadow: 0 0 12px rgba(232, 184, 50, 0.4);
}

.lib-upload-btn:disabled {
  background: var(--surface-3);
  color: var(--ink-muted);
  cursor: not-allowed;
}

.lib-status {
  font-family: ui-monospace, monospace;
  font-size: 0.72rem;
  color: var(--amber-trusted);
  min-height: 1.2rem;
  margin: 0.5rem 0;
}

.lib-status.error { color: var(--signal-red); }
.lib-status.success { color: var(--neural-green); }

.lib-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
  gap: 0.5rem;
  min-height: 80px;
}

.lib-grid-empty {
  grid-column: 1 / -1;
  font-family: var(--font-sans);
  font-style: italic;
  font-size: 0.72rem;
  color: var(--ink-muted);
  text-align: center;
  padding: 1rem 0;
}

.lib-asset-item {
  position: relative;
  aspect-ratio: 1;
  background: var(--surface-2);
  border: 1px solid var(--line-hot);
  cursor: pointer;
  overflow: hidden;
  transition: all 0.15s;
}

.lib-asset-item:hover {
  border-color: var(--amber-trusted);
  box-shadow: 0 0 12px rgba(232, 184, 50, 0.25);
}

.lib-asset-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.lib-asset-status-badge {
  position: absolute;
  top: 4px;
  left: 4px;
  padding: 0.1rem 0.35rem;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.5rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  z-index: 2;
}

.lib-asset-status-badge.active {
  background: var(--amber-trusted);
  color: var(--black-core);
}

.lib-asset-status-badge.processing {
  background: var(--ink-dim);
  color: var(--white-field);
}

.lib-asset-status-badge.failed {
  background: var(--signal-red);
  color: var(--white-field);
}

.lib-asset-actions {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.88);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.3rem;
  opacity: 0;
  transition: opacity 0.15s;
  padding: 0.4rem;
}

.lib-asset-item:hover .lib-asset-actions {
  opacity: 1;
}

.lib-asset-actions button {
  background: var(--amber-trusted);
  color: var(--black-core);
  border: none;
  padding: 0.3rem 0.5rem;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.6rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  width: 100%;
  transition: all 0.1s;
}

.lib-asset-actions button:hover {
  background: var(--amber-trusted-hot);
}

.lib-asset-actions button.danger {
  background: transparent;
  border: 1px solid var(--signal-red);
  color: var(--signal-red);
}

.lib-asset-actions button.danger:hover {
  background: var(--signal-red);
  color: var(--white-field);
}

.lib-asset-name {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(0, 0, 0, 0.85);
  color: var(--ink);
  padding: 0.18rem 0.4rem;
  font-family: ui-monospace, monospace;
  font-size: 0.55rem;
  letter-spacing: 0.03em;
  text-align: center;
  text-overflow: ellipsis;
  overflow: hidden;
  white-space: nowrap;
}

/* Slot badge for "PRIVATE" trusted (vs green TRUSTED for Seedream) */
.slot-private-badge {
  position: absolute;
  bottom: 4px;
  left: 4px;
  background: var(--amber-trusted);
  color: var(--black-core);
  padding: 0.12rem 0.4rem;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.55rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  z-index: 2;
}

/* AK/SK collapsible inside Add Key form */
.key-aksk-details {
  background: var(--surface-2);
  border: 1px dashed var(--amber-trusted-dim);
  padding: 0.5rem 0.7rem;
  margin-bottom: 0.5rem;
}
.key-aksk-details summary {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--amber-trusted);
  cursor: pointer;
  user-select: none;
}
.key-aksk-fields {
  margin-top: 0.6rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}
.key-aksk-help {
  font-family: var(--font-sans);
  font-size: 0.68rem;
  color: var(--ink-dim);
  line-height: 1.5;
  font-style: italic;
}
.key-aksk-help a { color: var(--amber-trusted); text-decoration: none; }
.key-aksk-help a:hover { text-decoration: underline; }