/* ── 锐汐 AI — 设计令牌 ── */
:root {
  /* light theme (default) */
  --bg-primary: #f4f6fb;
  --bg-gradient-a: rgba(76,144,255,.14);
  --bg-gradient-b: rgba(134,100,255,.12);
  --bg-secondary: #ffffff;
  --bg-card: #ffffff;
  --text-primary: #232b3a;
  --text-secondary: #667088;
  --neon-blue: #3aa0ff;
  --neon-purple: #9c6bff;
  --success: #35d9a0;
  --warning: #ffb347;
  --danger: #ff6b8a;
  --border-glow: 0 8px 24px rgba(80,118,180,.18);
  --ui-font-scale: 1;
  --ui-control-scale: 1;
  --app-background-image: none;
  --app-background-blur: 0px;
  --app-background-opacity: 0;
}
:root[data-theme=dark] {
  --bg-primary: #0e1422;
  --bg-gradient-a: rgba(58,160,255,.14);
  --bg-gradient-b: rgba(156,107,255,.16);
  --bg-secondary: #162035;
  --bg-card: #101a2d;
  --text-primary: #e8efff;
  --text-secondary: #9fb2d9;
  --border-glow: 0 0 12px rgba(58,160,255,.45);
}
:root[data-theme=ocean] {
  --bg-primary: #081c2b;
  --bg-gradient-a: rgba(53,182,255,.2);
  --bg-gradient-b: rgba(12,109,184,.2);
  --bg-secondary: #11314a;
  --bg-card: #0d2940;
  --text-primary: #e1f4ff;
  --text-secondary: #96cbe8;
  --neon-blue: #36b6ff;
  --neon-purple: #5ea7ff;
  --border-glow: 0 0 16px rgba(54,182,255,.35);
}
:root[data-theme=forest] {
  --bg-primary: #101e16;
  --bg-gradient-a: rgba(71,184,129,.2);
  --bg-gradient-b: rgba(132,206,99,.16);
  --bg-secondary: #1d3427;
  --bg-card: #182d22;
  --text-primary: #e5f6ea;
  --text-secondary: #9bc7a8;
  --neon-blue: #42c88e;
  --neon-purple: #8cd06b;
  --border-glow: 0 0 16px rgba(89,194,132,.3);
}
:root[data-theme=dusk] {
  --bg-primary: #1a1530;
  --bg-gradient-a: rgba(139,92,246,.22);
  --bg-gradient-b: rgba(217,70,239,.18);
  --bg-secondary: #261e44;
  --bg-card: #211a3a;
  --text-primary: #ece6ff;
  --text-secondary: #b3a8d9;
  --neon-blue: #a78bfa;
  --neon-purple: #e879f9;
  --border-glow: 0 0 16px rgba(167,139,250,.32);
}
:root[data-theme=amber] {
  --bg-primary: #050505;
  --bg-gradient-a: rgba(251,191,36,.22);
  --bg-gradient-b: rgba(232,99,120,.18);
  --bg-secondary: #0e0e0e;
  --bg-card: #0a0a0a;
  --text-primary: #f5efe6;
  --text-secondary: #b8aa96;
  --neon-blue: #fbbf24;
  --neon-purple: #e86378;
  --border-glow: 0 0 24px rgba(251,191,36,.28);
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; }
html, body, #app { width: 100%; height: 100%; margin: 0; padding: 0; }
body {
  font-family: "PingFang SC", "Microsoft YaHei", Inter, -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--text-primary);
  background: var(--bg-primary);
  overflow: hidden;
  position: relative;
}
/* ambient gradients */
body::after {
  content: "";
  position: fixed; top: 0; right: 0; bottom: 0; left: 0;
  background:
    radial-gradient(circle at 15% 15%, var(--bg-gradient-a), transparent 38%),
    radial-gradient(circle at 85% 20%, var(--bg-gradient-b), transparent 40%),
    color-mix(in srgb, var(--bg-primary) 42%, transparent);
  z-index: 0;
  pointer-events: none;
}
button, input, select, textarea { font: inherit; }
input, textarea, select, [contenteditable=true] {
  pointer-events: auto !important;
  user-select: text !important;
  -webkit-user-select: text !important;
  caret-color: auto;
}
button, a { cursor: pointer; }
*::-webkit-scrollbar { width: 6px; height: 6px; }
*::-webkit-scrollbar-track { background: transparent; }
*::-webkit-scrollbar-thumb {
  background: color-mix(in srgb, var(--text-secondary) 28%, transparent);
  border-radius: 3px;
}
*::-webkit-scrollbar-thumb:hover {
  background: color-mix(in srgb, var(--text-secondary) 48%, transparent);
}
[hidden] { display: none !important; }

/* ── Glass card ── */
.glass {
  background: var(--bg-card);
  border: 1px solid color-mix(in srgb, var(--text-secondary) 28%, transparent);
  box-shadow: inset 0 1px #ffffff14, var(--border-glow);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

/* ── Neon text ── */
.neon-text {
  background: linear-gradient(90deg, var(--neon-blue), var(--neon-purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* ── App shell ── */
.app-shell {
  display: flex;
  width: 100%;
  height: 100vh;
  position: relative;
  z-index: 1;
}

/* ── Sidebar ── */
.sidebar {
  width: 220px;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 12px;
  background: color-mix(in srgb, var(--bg-secondary) 78%, transparent);
  border-right: 1px solid color-mix(in srgb, var(--text-secondary) 18%, transparent);
  overflow: hidden;
  z-index: 2;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 8px 14px;
  border-bottom: 1px solid color-mix(in srgb, var(--text-secondary) 15%, transparent);
}
.brand-mark {
  width: 34px; height: 34px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--neon-blue), var(--neon-purple));
  display: grid; place-items: center;
  font-size: 18px; color: #fff; flex-shrink: 0;
}
.brand strong { font-size: 15px; font-weight: 700; color: var(--text-primary); }
.brand small { font-size: 10px; color: var(--text-secondary); display: block; margin-top: 2px; }
.side-section { display: flex; flex-direction: column; gap: 4px; }
.side-section > span {
  font-size: 10px; text-transform: uppercase; letter-spacing: 1.4px;
  color: var(--text-secondary); padding: 8px 12px 4px;
}
.nav {
  border: 1px solid transparent;
  background: color-mix(in srgb, var(--bg-secondary) 70%, transparent);
  color: var(--text-primary);
  text-align: left;
  border-radius: 10px;
  padding: 10px 12px;
  font-size: 13px;
  font-weight: 500;
  display: flex; align-items: center; gap: 8px;
  transition: all .2s;
}
.nav:hover {
  border-color: color-mix(in srgb, var(--neon-blue) 50%, transparent);
  box-shadow: 0 0 10px color-mix(in srgb, var(--neon-blue) 24%, transparent);
}
.nav.active {
  border-color: color-mix(in srgb, var(--neon-blue) 70%, transparent);
  box-shadow: 0 0 10px color-mix(in srgb, var(--neon-blue) 34%, transparent);
  background: linear-gradient(90deg,
    color-mix(in srgb, var(--neon-blue) 24%, transparent),
    color-mix(in srgb, var(--neon-purple) 24%, transparent));
}
.sidebar-footer {
  margin-top: auto;
  padding: 10px 12px;
  border-top: 1px solid color-mix(in srgb, var(--text-secondary) 15%, transparent);
  color: var(--text-secondary);
  font-size: 11px;
  display: flex; gap: 8px; align-items: center;
}
.status-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 6px color-mix(in srgb, var(--success) 60%, transparent);
  flex-shrink: 0;
}

/* ── Main content ── */
.main {
  flex: 1; min-width: 0;
  height: 100vh;
  overflow: hidden;
  padding: 20px 28px 20px;
  display: flex; flex-direction: column;
}

/* ── Topbar ── */
.topbar {
  display: flex; justify-content: space-between; align-items: center;
  height: 56px; flex-shrink: 0; margin-bottom: 12px;
}
.topbar-brand { display: flex; align-items: center; gap: 12px; }
.topbar-logo {
  width: 36px; height: 36px; border-radius: 10px;
  background: linear-gradient(135deg, var(--neon-blue), var(--neon-purple));
  display: grid; place-items: center; font-size: 20px; color: #fff;
}
.topbar-brand strong { font-size: 17px; font-weight: 700; color: var(--text-primary); }
.topbar-brand small { font-size: 11px; color: var(--text-secondary); display: block; }
.topbar-user {
  display: flex; align-items: center; gap: 12px;
  color: var(--text-secondary); font-size: 12px;
}

/* ── Reference tabs (settings/model tabs) ── */
.reference-tabs {
  display: flex; gap: 6px; flex-wrap: wrap; padding: 8px;
  border-radius: 12px; width: fit-content;
  background: var(--bg-card);
  border: 1px solid color-mix(in srgb, var(--text-secondary) 24%, transparent);
  margin-bottom: 16px; flex-shrink: 0;
}
.reference-tab {
  height: 34px; min-width: 92px; padding: 0 14px;
  border: 1px solid transparent; border-radius: 8px;
  background: transparent; color: var(--text-secondary);
  font-size: 13px; cursor: pointer; transition: .2s ease;
}
.reference-tab:hover {
  color: var(--text-primary);
  background: color-mix(in srgb, var(--text-secondary) 12%, transparent);
}
.reference-tab.active {
  color: var(--text-primary);
  border-color: color-mix(in srgb, var(--neon-blue) 45%, transparent);
  background: color-mix(in srgb, var(--neon-blue) 16%, transparent);
  box-shadow: 0 0 10px color-mix(in srgb, var(--neon-blue) 24%, transparent);
}

/* ── Buttons ── */
.primary, .btn-primary, .neon-btn {
  border: none; border-radius: 10px;
  background: linear-gradient(90deg, var(--neon-blue), var(--neon-purple));
  color: #fff; font-weight: 600; cursor: pointer;
  padding: 10px 18px; font-size: 13px;
  box-shadow: 0 4px 14px color-mix(in srgb, var(--neon-blue) 40%, transparent);
  transition: opacity .15s, transform .15s;
}
.primary:hover, .btn-primary:hover, .neon-btn:hover { opacity: .9; transform: translateY(-1px); }
.primary:disabled, .btn-primary:disabled, .neon-btn:disabled { opacity: .5; cursor: not-allowed; transform: none; }
.ghost, .small-button, .mini-button, .btn-ghost {
  border: 1px solid color-mix(in srgb, var(--text-secondary) 30%, transparent);
  background: color-mix(in srgb, var(--bg-secondary) 90%, transparent);
  color: var(--text-primary); border-radius: 8px;
  padding: 8px 14px; font-size: 12px; cursor: pointer;
  transition: border-color .15s, background .15s;
}
.ghost:hover, .small-button:hover, .mini-button:hover, .btn-ghost:hover {
  border-color: color-mix(in srgb, var(--neon-blue) 50%, transparent);
  box-shadow: 0 0 10px color-mix(in srgb, var(--neon-blue) 20%, transparent);
}
.primary-inline {
  background: linear-gradient(90deg, var(--neon-blue), var(--neon-purple)) !important;
  color: #fff !important; border: none !important;
}
.btn-danger {
  background: color-mix(in srgb, var(--danger) 80%, #d4305b);
  color: #fff; border: none; border-radius: 8px;
  padding: 8px 14px; font-size: 12px; cursor: pointer;
}

/* ── Panels / Cards ── */
.panel, .stats-card, .project-panel, .create-panel {
  background: var(--bg-card);
  border: 1px solid color-mix(in srgb, var(--text-secondary) 24%, transparent);
  border-radius: 14px; padding: 20px;
  box-shadow: var(--border-glow);
}
.panel-title {
  display: flex; justify-content: space-between; align-items: flex-start;
  margin-bottom: 18px;
}
.panel-title h2, .panel-title h3 { margin: 0; font-size: 16px; font-weight: 600; color: var(--text-primary); }
.panel-actions { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.section-kicker {
  font-size: 10px; text-transform: uppercase; letter-spacing: 1.6px;
  font-weight: 700; margin: 0 0 4px;
  color: var(--neon-blue);
}
.panel-icon { color: var(--neon-blue); font-size: 22px; }

/* ── Stats card ── */
.stats-card {
  display: grid; grid-template-columns: repeat(3, 1fr);
  align-items: center; gap: 12px;
}
.stats-card div {
  border-right: 1px solid color-mix(in srgb, var(--text-secondary) 20%, transparent);
  padding-right: 10px;
}
.stats-card div:last-child { border: 0; }
.stats-card small { display: block; color: var(--text-secondary); font-size: 11px; margin-bottom: 8px; }
.stats-card strong { font-size: 26px; font-weight: 700; letter-spacing: -1px; }

/* ── Hero section ── */
.hero-grid { display: grid; grid-template-columns: 1.65fr 1fr; gap: 16px; margin-bottom: 16px; }
.hero-carousel {
  position: relative; overflow: hidden; border-radius: 16px;
  grid-column: span 2;
}
.carousel-track { display: flex; transition: transform .6s cubic-bezier(.4,0,.2,1); }
.hero-card {
  min-width: 100%; flex-shrink: 0; opacity: 0;
  min-height: 180px; border-radius: 16px;
  padding: 28px 32px;
  background: linear-gradient(120deg, #0d1b3a 0%, #1b1852 55%, color-mix(in srgb, var(--neon-purple) 60%, #0d1b3a) 100%);
  color: #fff; position: relative; overflow: hidden;
  display: flex; justify-content: space-between; align-items: center;
  transition: opacity .6s;
}
.hero-card.active { opacity: 1; }
.hero-card::after {
  content: ""; position: absolute; width: 280px; height: 280px;
  border: 1px solid rgba(255,255,255,.1); border-radius: 50%;
  right: -60px; top: -80px;
  box-shadow: 0 0 0 40px rgba(255,255,255,.03), 0 0 0 80px rgba(255,255,255,.02);
}
.pill {
  display: inline-block;
  background: rgba(255,255,255,.14); border: 1px solid rgba(255,255,255,.15);
  border-radius: 100px; padding: 4px 10px; font-size: 10px; margin-bottom: 8px;
}
.hero-card h2 { font-size: 22px; line-height: 1.3; max-width: 420px; margin: 0 0 8px; }
.hero-card p { color: rgba(255,255,255,.7); font-size: 13px; max-width: 400px; line-height: 1.7; margin: 0; }
.hero-orbit {
  position: relative; width: 150px; height: 140px;
  flex-shrink: 0;
}
.hero-orbit span {
  position: absolute;
  border: 1px solid rgba(255,255,255,.3); padding: 7px 10px;
  border-radius: 10px; font-size: 11px; z-index: 1;
  background: rgba(255,255,255,.08);
}
.hero-orbit span:nth-child(1) { left: 8px; top: 55px; }
.hero-orbit span:nth-child(2) { left: 52px; top: 12px; }
.hero-orbit span:nth-child(3) { right: 2px; top: 62px; }
.hero-orbit span:nth-child(4) { left: 58px; bottom: 4px; }
.carousel-dots {
  position: absolute; bottom: 16px; left: 50%; transform: translateX(-50%);
  display: flex; gap: 8px; z-index: 2;
}
.carousel-dots .dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: rgba(255,255,255,.3); border: none; cursor: pointer; transition: all .3s;
}
.carousel-dots .dot.active {
  width: 24px; border-radius: 4px; background: #fff;
}

/* ── Workspace grid ── */
.workspace-grid { display: grid; grid-template-columns: 1fr; gap: 16px; margin-bottom: 16px; }

/* ── Project list ── */
.project-filters {
  display: flex; gap: 10px; align-items: center; margin-bottom: 14px; flex-wrap: wrap;
}
#projectSearchInput {
  flex: 1; min-width: 180px; height: 38px;
  border-radius: 10px; border: 1px solid color-mix(in srgb, var(--neon-blue) 42%, rgba(255,255,255,.14));
  background: var(--bg-card); color: var(--text-primary);
  padding: 0 12px; outline: none; font-size: 13px;
  transition: border-color .2s, box-shadow .2s;
}
#projectSearchInput:focus {
  border-color: var(--neon-blue);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--neon-blue) 20%, transparent);
}
#projectSearchInput::placeholder { color: var(--text-secondary); }
.filter-buttons { display: flex; gap: 6px; }
.filter {
  min-width: 72px; height: 36px; padding: 0 14px;
  border: 1px solid color-mix(in srgb, var(--text-secondary) 32%, transparent);
  border-radius: 9px;
  background: color-mix(in srgb, var(--bg-card) 84%, transparent);
  color: var(--text-primary); cursor: pointer; font-size: 12px;
  transition: all .2s;
}
.filter:hover {
  border-color: color-mix(in srgb, var(--neon-blue) 48%, transparent);
  box-shadow: 0 0 10px color-mix(in srgb, var(--neon-blue) 20%, transparent);
}
.filter.active {
  border-color: color-mix(in srgb, var(--neon-blue) 62%, transparent);
  box-shadow: 0 0 12px color-mix(in srgb, var(--neon-blue) 26%, transparent);
  background: linear-gradient(90deg,
    color-mix(in srgb, var(--neon-blue) 24%, transparent),
    color-mix(in srgb, var(--neon-purple) 20%, transparent));
}
.project-list {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 12px; max-height: calc(100vh - 360px); overflow-y: auto;
}
.project-item {
  position: relative; border-radius: 12px; overflow: hidden;
  cursor: pointer; transition: transform .2s, box-shadow .2s;
  border: 1px solid color-mix(in srgb, var(--text-secondary) 22%, transparent);
  background: color-mix(in srgb, var(--bg-card) 80%, transparent);
  padding: 14px 16px;
  display: flex; justify-content: space-between; align-items: center;
}
.project-item:hover {
  transform: translateY(-2px);
  border-color: color-mix(in srgb, var(--neon-blue) 55%, transparent);
  box-shadow: 0 0 14px color-mix(in srgb, var(--neon-blue) 28%, transparent);
}
.project-item.active {
  border-color: color-mix(in srgb, var(--neon-blue) 70%, transparent);
  background: linear-gradient(90deg,
    color-mix(in srgb, var(--neon-blue) 20%, var(--bg-card)),
    color-mix(in srgb, var(--neon-purple) 16%, var(--bg-card)));
}
.project-item strong { font-size: 13px; color: var(--text-primary); display: block; }
.project-item small { display: block; color: var(--text-secondary); font-size: 11px; margin-top: 5px; }
.project-item .arrow { color: var(--neon-blue); font-size: 18px; }

/* ── Create project panel ── */
.create-project-panel { max-width: 860px; margin: 0 auto; }
.create-project-panel form { display: flex; flex-direction: column; gap: 18px; }
.form-actions { display: flex; gap: 10px; justify-content: flex-end; margin-top: 8px; }
.form-actions button { min-width: 140px; }

/* ── Form fields ── */
.setting-field {
  display: flex; flex-direction: column; gap: 6px;
  color: var(--text-secondary); font-size: 12px; font-weight: 600;
}
.setting-field input, .setting-field select, .setting-field textarea,
.setting-field > input, .file-line input {
  padding: 10px 12px; border-radius: 8px;
  border: 1px solid color-mix(in srgb, var(--text-secondary) 35%, transparent);
  background: var(--bg-card); color: var(--text-primary); font-size: 13px;
  outline: none; transition: border-color .15s, box-shadow .15s;
}
.setting-field input:focus, .setting-field select:focus, .setting-field textarea:focus {
  border-color: var(--neon-blue);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--neon-blue) 18%, transparent);
}
.setting-field textarea { resize: vertical; line-height: 1.6; }
.hint, .muted { font-size: 11px; color: var(--text-secondary); line-height: 1.6; }
.file-line { display: flex; gap: 8px; align-items: center; }
.file-line input { flex: 1; }
.file-line .small-button { white-space: nowrap; }
.range-line { display: flex; align-items: center; gap: 10px; }
.range-line input[type=range] { flex: 1; accent-color: var(--neon-blue); }
.range-line input[type=number] { width: 90px; }
.check-line { display: flex; gap: 20px; flex-wrap: wrap; }
.check-line label { display: flex; align-items: center; gap: 6px; font-size: 13px; cursor: pointer; color: var(--text-primary); }
.check-line input[type=checkbox] { accent-color: var(--neon-blue); width: 15px; height: 15px; }

/* ── Empty / error states ── */
.empty {
  padding: 40px 16px; text-align: center;
  color: var(--text-secondary); font-size: 13px;
}
.empty.compact { padding: 14px; }
.empty.error-state {
  color: var(--danger);
  background: color-mix(in srgb, var(--danger) 8%, transparent);
  border: 1px solid color-mix(in srgb, var(--danger) 22%, transparent);
  border-radius: 8px; padding: 16px;
}

/* ── Detail panel ── */
.detail-panel { flex: 1; min-height: 0; overflow-y: auto; }
.detail-summary {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 10px; margin-bottom: 18px;
}
.summary-box {
  background: color-mix(in srgb, var(--bg-secondary) 70%, transparent);
  border: 1px solid color-mix(in srgb, var(--text-secondary) 20%, transparent);
  border-radius: 10px; padding: 14px;
}
.summary-box small { display: block; color: var(--text-secondary); font-size: 10px; margin-bottom: 7px; }
.summary-box strong { font-size: 18px; font-weight: 700; }

/* ── Workbench tabs ── */
.workbench-tabs {
  display: flex; gap: 4px;
  border-bottom: 1px solid color-mix(in srgb, var(--text-secondary) 20%, transparent);
  margin-bottom: 18px; padding-bottom: 2px;
}
.tab {
  padding: 9px 16px; border: none; background: transparent;
  color: var(--text-secondary); font-size: 13px; font-weight: 500;
  cursor: pointer; border-bottom: 2px solid transparent; transition: all .2s;
}
.tab:hover { color: var(--text-primary); background: color-mix(in srgb, var(--neon-blue) 8%, transparent); }
.tab.active {
  color: var(--neon-blue); border-bottom-color: var(--neon-blue);
  background: color-mix(in srgb, var(--neon-blue) 10%, transparent);
}
.workbench-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 14px; }

/* ── Subpanel ── */
.subpanel {
  border: 1px solid color-mix(in srgb, var(--text-secondary) 20%, transparent);
  border-radius: 12px; padding: 14px; margin-bottom: 14px;
  background: color-mix(in srgb, var(--bg-card) 60%, transparent);
}
.subpanel-title {
  display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px;
}
.subpanel-title h4 { font-size: 13px; margin: 0; font-weight: 600; color: var(--text-primary); }

/* ── Script editor ── */
.script-editor {
  width: 100%; min-height: 260px;
  border: 1px solid color-mix(in srgb, var(--text-secondary) 30%, transparent);
  border-radius: 8px; background: var(--bg-card);
  padding: 12px; resize: vertical; font-size: 13px;
  line-height: 1.8; color: var(--text-primary); outline: none;
  transition: border-color .15s;
}
.script-editor:focus {
  border-color: var(--neon-blue);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--neon-blue) 15%, transparent);
}

/* ── Skill cards ── */
.skill-cards { display: grid; gap: 8px; }
.skill-card {
  display: flex; justify-content: space-between; align-items: center;
  padding: 10px 12px;
  background: color-mix(in srgb, var(--bg-secondary) 70%, transparent);
  border: 1px solid color-mix(in srgb, var(--text-secondary) 18%, transparent);
  border-radius: 10px;
}
.skill-card strong { display: block; font-size: 12px; color: var(--text-primary); }
.skill-card small { display: block; color: var(--text-secondary); font-size: 10px; margin-top: 3px; }
.skill-dot { color: var(--neon-blue); font-size: 14px; }

/* ── Storyboard rows ── */
.storyboard-row {
  background: color-mix(in srgb, var(--bg-secondary) 60%, transparent);
  border: 1px solid color-mix(in srgb, var(--text-secondary) 16%, transparent);
  border-radius: 10px; padding: 12px; margin-bottom: 8px;
}
.storyboard-head { display: flex; justify-content: space-between; gap: 10px; font-size: 12px; align-items: center; }
.storyboard-head span, .storyboard-row small { color: var(--text-secondary); font-size: 11px; }
.storyboard-row p { font-size: 12px; color: var(--text-primary); line-height: 1.6; margin: 8px 0; }
.row-actions { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 8px; }
.row-actions button, .asset-row button {
  border: 1px solid color-mix(in srgb, var(--neon-blue) 40%, transparent);
  background: color-mix(in srgb, var(--neon-blue) 10%, transparent);
  color: var(--neon-blue); border-radius: 7px; padding: 5px 9px;
  font-size: 11px; cursor: pointer; transition: all .15s;
}
.row-actions button:hover, .asset-row button:hover {
  background: color-mix(in srgb, var(--neon-blue) 20%, transparent);
}
.board-select { display: inline-flex; align-items: center; gap: 4px; color: var(--text-secondary); font-size: 11px; margin-right: 8px; }
.board-select input { accent-color: var(--neon-blue); }
.storyboard-result { margin: 8px 0; }
.video-link {
  display: inline-flex; align-items: center; gap: 6px;
  color: var(--neon-blue); font-size: 12px; text-decoration: none;
  background: color-mix(in srgb, var(--neon-blue) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--neon-blue) 35%, transparent);
  border-radius: 7px; padding: 5px 10px; transition: all .15s;
}
.video-link:hover { background: color-mix(in srgb, var(--neon-blue) 22%, transparent); }
.video-status { font-size: 11px; color: var(--text-secondary); }
.video-status.failed { color: var(--danger); }

/* ── Asset columns ── */
.asset-columns { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 14px; }
.asset-card {
  border: 1px solid color-mix(in srgb, var(--text-secondary) 20%, transparent);
  border-radius: 12px; padding: 14px;
  background: color-mix(in srgb, var(--bg-card) 60%, transparent);
}
.asset-card h4 { font-size: 12px; margin: 0 0 10px; color: var(--text-primary); }
.asset-row {
  display: flex; justify-content: space-between; align-items: center;
  gap: 8px; padding: 9px 0;
  border-bottom: 1px solid color-mix(in srgb, var(--text-secondary) 14%, transparent);
  font-size: 12px;
}
.asset-actions { display: flex; align-items: center; gap: 4px; flex-wrap: wrap; justify-content: flex-end; }
.asset-actions button { white-space: nowrap; }
.asset-row:last-child { border: 0; }
.asset-meta { display: flex; align-items: center; gap: 8px; min-width: 0; }
.asset-meta > span:last-child { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.asset-meta small { color: var(--text-secondary); font-size: 10px; }
.asset-thumb, .asset-placeholder {
  width: 34px; height: 34px; border-radius: 7px;
  object-fit: cover; flex-shrink: 0;
  background: color-mix(in srgb, var(--neon-blue) 14%, var(--bg-secondary));
  display: grid; place-items: center; color: var(--neon-blue);
}

/* ── Tasks ── */
.task-list { margin-top: 14px; display: flex; flex-direction: column; gap: 8px; }
.task {
  display: flex; justify-content: space-between; align-items: center;
  padding: 10px 14px;
  background: color-mix(in srgb, var(--bg-secondary) 65%, transparent);
  border: 1px solid color-mix(in srgb, var(--text-secondary) 16%, transparent);
  border-radius: 10px; font-size: 12px; position: relative;
  transition: background .12s;
}
.task:hover { background: color-mix(in srgb, var(--bg-secondary) 80%, transparent); }
.task-info { flex: 1; display: flex; flex-direction: column; gap: 3px; }
.task-error { color: var(--danger); font-size: 11px; margin-top: 2px; }
.task-state { display: flex; align-items: center; gap: 8px; }
.task-state em { font-style: normal; font-size: 12px; color: var(--text-secondary); }
.task.completed .task-state em { color: var(--success); }
.task.failed .task-state em { color: var(--danger); }
.task.processing .task-state em { color: var(--neon-blue); }
.task-state button {
  border: 1px solid color-mix(in srgb, var(--text-secondary) 30%, transparent);
  background: color-mix(in srgb, var(--bg-secondary) 80%, transparent);
  color: var(--text-primary); border-radius: 6px; padding: 4px 8px; font-size: 11px; cursor: pointer;
}
.task-progress {
  position: absolute; left: 0; top: 0; height: 100%;
  background: linear-gradient(90deg, var(--neon-blue), var(--neon-purple));
  opacity: .12; border-radius: 10px; transition: width .3s;
}
.status-chip {
  display: inline-block; padding: 2px 10px; border-radius: 999px;
  font-size: 11px; font-weight: 600; line-height: 1.4;
  white-space: nowrap; color: #fff;
}
.status-chip.status-completed, .status-chip.status-success { background: var(--success); }
.status-chip.status-running, .status-chip.status-processing { background: var(--neon-blue); }
.status-chip.status-failed { background: var(--danger); }
.status-chip.status-queued, .status-chip.status-pending { background: var(--warning); }
.status-chip.status-cancelled, .status-chip.status-disabled { background: var(--text-secondary); opacity: .85; }

/* ── Checks ── */
.check-summary { display: flex; gap: 12px; font-size: 11px; margin-bottom: 10px; }
.check-pass { color: var(--success); }
.check-warn { color: var(--warning); }
.check-fail { color: var(--danger); }
.check-list { display: flex; flex-direction: column; gap: 7px; }
.check-list > div { font-size: 11px; color: var(--text-secondary); }
.check-list [class^="check-"] {
  display: inline-grid; place-items: center;
  width: 17px; height: 17px; border-radius: 50%;
  margin-right: 6px;
  background: color-mix(in srgb, var(--text-secondary) 14%, transparent);
}

/* ── Next actions ── */
.next-actions {
  margin-bottom: 14px;
  background: color-mix(in srgb, var(--neon-blue) 6%, var(--bg-card));
  border-color: color-mix(in srgb, var(--neon-blue) 30%, transparent);
}
.next-action {
  display: flex; justify-content: space-between; align-items: center;
  gap: 12px; padding: 10px 0;
  border-bottom: 1px solid color-mix(in srgb, var(--text-secondary) 14%, transparent);
}
.next-action:last-child { border-bottom: 0; }
.next-action strong { display: block; font-size: 12px; color: var(--text-primary); }
.next-action small { display: block; color: var(--text-secondary); font-size: 10px; margin-top: 3px; }
.next-action button {
  border: 1px solid color-mix(in srgb, var(--neon-blue) 40%, transparent);
  background: color-mix(in srgb, var(--neon-blue) 12%, transparent);
  color: var(--neon-blue); border-radius: 7px; padding: 5px 12px;
  font-size: 11px; cursor: pointer; white-space: nowrap;
}

/* ── Timeline ── */
.timeline-panel { margin-bottom: 14px; }
.timeline-track { display: flex; gap: 8px; overflow-x: auto; padding: 4px 0 8px; }
.timeline-item {
  min-width: 140px;
  background: color-mix(in srgb, var(--bg-secondary) 70%, transparent);
  border: 1px solid color-mix(in srgb, var(--text-secondary) 18%, transparent);
  border-radius: 10px; padding: 10px;
}
.timeline-index {
  display: inline-grid; place-items: center;
  width: 18px; height: 18px; border-radius: 50%;
  background: color-mix(in srgb, var(--neon-blue) 20%, transparent);
  color: var(--neon-blue); font-size: 10px; margin-right: 5px;
}
.timeline-item strong { font-size: 11px; color: var(--text-primary); }
.timeline-item small { display: block; color: var(--text-secondary); font-size: 10px; margin-top: 6px; }

/* ── Settings sections ── */
.software-settings { flex: 1; min-height: 0; overflow-y: auto; }
.settings-save { width: auto; }
.settings-notice {
  padding: 10px 14px; border-radius: 8px;
  background: color-mix(in srgb, var(--neon-blue) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--neon-blue) 30%, transparent);
  color: color-mix(in srgb, var(--neon-blue) 80%, var(--text-primary));
  font-size: 12px; margin-bottom: 16px;
}
.settings-section {
  border-top: 1px solid color-mix(in srgb, var(--text-secondary) 18%, transparent);
  padding-top: 18px; margin-top: 18px;
}
.settings-section h3 {
  font-size: 12px; text-transform: uppercase; letter-spacing: .6px;
  font-weight: 700; margin: 0 0 14px;
  color: var(--neon-blue);
  border-left: 3px solid var(--neon-blue); padding-left: 10px;
}
.settings-section p { color: var(--text-secondary); font-size: 12px; line-height: 1.6; margin: 0 0 12px; }
.detail-row {
  display: flex; justify-content: space-between;
  border-bottom: 1px solid color-mix(in srgb, var(--text-secondary) 14%, transparent);
  padding: 12px 0; color: var(--text-secondary); font-size: 12px;
}
.detail-row b { max-width: 70%; text-align: right; color: var(--text-primary); font-weight: 500; word-break: break-all; }
.timeout-control { display: flex; align-items: center; gap: 10px; }
.timeout-control input { width: 160px; }
.keywords { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 10px; }
.keyword {
  display: flex; align-items: center;
  border: 1px solid color-mix(in srgb, var(--neon-blue) 30%, transparent);
  border-radius: 16px; overflow: hidden;
  background: color-mix(in srgb, var(--bg-secondary) 80%, transparent);
}
.keyword input { width: 110px; border: 0; outline: 0; background: transparent; color: var(--text-primary); padding: 7px 10px; font-size: 12px; }
.keyword button {
  border: 0; border-left: 1px solid color-mix(in srgb, var(--text-secondary) 20%, transparent);
  background: color-mix(in srgb, var(--danger) 10%, transparent);
  color: var(--danger); padding: 0 10px; height: 100%; font-size: 15px; cursor: pointer;
}
.add-keyword {
  width: 100%; border: 1px dashed color-mix(in srgb, var(--neon-blue) 40%, transparent);
  border-radius: 16px; padding: 8px; background: transparent;
  color: var(--neon-blue); cursor: pointer; transition: background .15s;
}
.add-keyword:hover { background: color-mix(in srgb, var(--neon-blue) 8%, transparent); }

/* ── Model config ── */
.model-config-panel, .model-config-panel.panel { overflow-y: auto; flex: 1; min-height: 0; }
.model-config-panel .panel-title {
  border-bottom: 1px solid color-mix(in srgb, var(--text-secondary) 18%, transparent);
  padding-bottom: 16px; margin-bottom: 20px;
}
.provider-switch {
  display: flex; gap: 6px; padding: 6px;
  border-radius: 12px; width: fit-content;
  background: color-mix(in srgb, var(--bg-secondary) 78%, transparent);
  border: 1px solid color-mix(in srgb, var(--text-secondary) 18%, transparent);
  margin-bottom: 18px;
}
.provider {
  height: 34px; min-width: 92px; padding: 0 14px;
  border: 1px solid transparent; border-radius: 9px;
  background: transparent; color: var(--text-secondary);
  cursor: pointer; font-size: 13px; transition: .2s;
}
.provider:hover { color: var(--text-primary); background: color-mix(in srgb, var(--text-secondary) 12%, transparent); }
.provider.active {
  color: var(--text-primary);
  border-color: color-mix(in srgb, var(--neon-blue) 50%, transparent);
  background: color-mix(in srgb, var(--neon-blue) 18%, transparent);
  box-shadow: 0 0 10px color-mix(in srgb, var(--neon-blue) 24%, transparent);
}
.config-list { border-top: 1px dashed color-mix(in srgb, var(--text-secondary) 20%, transparent); margin-top: 20px; padding-top: 18px; }
.config-list-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; }
.config-list-head strong { color: var(--text-primary); font-size: 14px; }
#currentVideoConfig { cursor: pointer; }
#currentVideoConfig option { background: var(--bg-card); }
.provider-profile-row {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 11px 0; border-bottom: 1px solid color-mix(in srgb, var(--text-secondary) 14%, transparent);
}
.provider-profile-row:last-child { border-bottom: 0; }
.provider-profile-row strong { display: block; color: var(--text-primary); font-size: 13px; font-weight: 600; }
.provider-profile-row small { display: block; color: var(--text-secondary); font-size: 11px; margin-top: 4px; word-break: break-all; }
.provider-profile-row .icon-button { flex: 0 0 auto; color: var(--danger); }

/* ── Doubao panel ── */
.doubao-panel {
  flex: 1; min-height: 0; overflow-y: auto;
  padding: 24px 28px;
}
.doubao-header {
  display: flex; justify-content: space-between; align-items: flex-start;
  gap: 16px; margin-bottom: 20px; flex-wrap: wrap;
}
.doubao-header h2 { margin: 0 0 6px; font-size: 22px; font-weight: 600; color: var(--text-primary); }
.doubao-notice {
  margin: 0; color: var(--danger);
  font-size: 13px; font-weight: 600; line-height: 1.5;
}
.helper-badge { display: flex; align-items: center; gap: 8px; color: var(--text-secondary); font-size: 12px; }
.doubao-grid { display: grid; grid-template-columns: 320px 1fr; gap: 16px; }
.doubao-account-list { max-height: 520px; overflow-y: auto; padding-right: 4px; }
.doubao-account {
  border: 1px solid color-mix(in srgb, var(--text-secondary) 18%, transparent);
  border-radius: 10px; padding: 12px; margin-bottom: 10px;
  background: color-mix(in srgb, var(--bg-secondary) 65%, transparent);
  display: grid; grid-template-columns: 1fr auto auto; gap: 10px; align-items: center;
  transition: border-color .15s, background .15s;
}
.doubao-account:hover {
  border-color: color-mix(in srgb, var(--neon-blue) 40%, transparent);
  background: color-mix(in srgb, var(--bg-secondary) 80%, transparent);
}
.account-info { display: flex; flex-direction: column; gap: 3px; }
.account-info strong { font-size: 14px; font-weight: 600; color: var(--text-primary); }
.account-info small { font-size: 12px; color: var(--text-secondary); }
.account-badge {
  display: inline-block; padding: 3px 10px; border-radius: 999px;
  font-size: 11px; font-weight: 600; white-space: nowrap;
}
.account-badge.good { background: color-mix(in srgb, var(--success) 18%, transparent); color: var(--success); border: 1px solid color-mix(in srgb, var(--success) 40%, transparent); }
.account-badge.warn { background: color-mix(in srgb, var(--warning) 18%, transparent); color: var(--warning); border: 1px solid color-mix(in srgb, var(--warning) 40%, transparent); }
.account-badge.offline { background: color-mix(in srgb, var(--text-secondary) 14%, transparent); color: var(--text-secondary); border: 1px solid color-mix(in srgb, var(--text-secondary) 30%, transparent); }
.account-actions { display: flex; gap: 6px; flex-wrap: wrap; grid-column: 1/-1; }
.account-actions button {
  flex: 1 1 auto; min-width: 0; padding: 6px 10px; font-size: 12px;
  border: 1px solid color-mix(in srgb, var(--text-secondary) 28%, transparent);
  background: color-mix(in srgb, var(--bg-secondary) 80%, transparent);
  color: var(--text-primary); border-radius: 7px; cursor: pointer;
  transition: all .15s;
}
.account-actions button:hover {
  border-color: color-mix(in srgb, var(--neon-blue) 50%, transparent);
  color: var(--neon-blue);
}
.account-actions button:disabled { opacity: .5; cursor: not-allowed; }

/* ── Records ── */
.doubao-records-list { min-height: 200px; }
.record-filters {
  display: flex; gap: 8px; flex-wrap: wrap;
  border-bottom: 1px solid color-mix(in srgb, var(--text-secondary) 18%, transparent);
  padding-bottom: 14px; margin-bottom: 14px; align-items: center;
}
#doubaoRecordsClear {
  border-color: color-mix(in srgb, var(--danger) 40%, transparent) !important;
  background: color-mix(in srgb, var(--danger) 8%, transparent) !important;
  color: var(--danger) !important;
}
#doubaoRecordsClear:hover {
  background: color-mix(in srgb, var(--danger) 16%, transparent) !important;
}
.doubao-record-row {
  display: grid; grid-template-columns: 1fr 1fr auto;
  gap: 10px; align-items: center; padding: 10px 12px;
  border-bottom: 1px solid color-mix(in srgb, var(--text-secondary) 12%, transparent);
  font-size: 13px;
}
.doubao-record-row:last-child { border-bottom: 0; }
.doubao-record-row:hover { background: color-mix(in srgb, var(--bg-secondary) 40%, transparent); }
.rec-meta { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.rec-status {
  display: inline-block; border-radius: 999px;
  padding: 2px 9px; font-size: 11px; font-weight: 600;
}
.rec-status-ok { background: color-mix(in srgb, var(--success) 18%, transparent); color: var(--success); }
.rec-status-fail { background: color-mix(in srgb, var(--danger) 18%, transparent); color: var(--danger); }
.rec-status-active { background: color-mix(in srgb, var(--neon-blue) 18%, transparent); color: var(--neon-blue); }
.rec-account { color: var(--text-secondary); font-size: 12px; }
.rec-model {
  color: var(--text-secondary); font-size: 11px;
  background: color-mix(in srgb, var(--bg-secondary) 80%, transparent);
  border: 1px solid color-mix(in srgb, var(--text-secondary) 20%, transparent);
  border-radius: 4px; padding: 2px 6px;
}
.rec-detail { overflow: hidden; }
.rec-prompt {
  display: block; overflow: hidden; text-overflow: ellipsis;
  white-space: nowrap; color: var(--text-primary); font-size: 12px;
}
.rec-time { color: var(--text-secondary); font-size: 11px; white-space: nowrap; text-align: right; }
.record-pagination {
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 10px;
  padding-top: 12px; border-top: 1px solid color-mix(in srgb, var(--text-secondary) 14%, transparent);
  margin-top: 6px; color: var(--text-secondary); font-size: 12px;
}
.record-pagination select {
  height: 30px; min-width: 60px; padding: 0 8px;
  border-radius: 6px; border: 1px solid color-mix(in srgb, var(--text-secondary) 28%, transparent);
  background: var(--bg-card); color: var(--text-primary); font: inherit;
}
.pagination-nav { display: flex; align-items: center; gap: 8px; }

/* ── Chat ── */
.chat-shell {
  display: grid; grid-template-columns: 280px 1fr;
  flex: 1; min-height: 0;
  background: var(--bg-card);
  border: 1px solid color-mix(in srgb, var(--text-secondary) 22%, transparent);
  border-radius: 16px; overflow: hidden;
}
.chat-sidebar {
  background: color-mix(in srgb, var(--bg-secondary) 80%, transparent);
  border-right: 1px solid color-mix(in srgb, var(--text-secondary) 18%, transparent);
  padding: 16px; display: flex; flex-direction: column; gap: 12px; overflow-y: auto;
}
.chat-title { display: flex; align-items: center; gap: 8px; }
.chat-title h2 { font-size: 17px; margin: 0; color: var(--neon-blue); }
.chat-title .small-button { margin-left: auto; }
.new-chat {
  width: 100%; padding: 12px;
  border: 1px solid color-mix(in srgb, var(--text-secondary) 28%, transparent);
  border-radius: 20px; background: transparent; color: var(--text-primary); cursor: pointer;
  transition: border-color .15s;
}
.new-chat:hover { border-color: color-mix(in srgb, var(--neon-blue) 50%, transparent); }
.chat-date { color: var(--text-secondary); font-size: 11px; padding: 4px 8px; }
.chat-sessions { display: flex; flex-direction: column; gap: 6px; }
.chat-session {
  border: 0; border-radius: 10px; background: transparent;
  color: var(--text-primary); text-align: left; padding: 10px 12px; cursor: pointer;
  transition: background .15s;
}
.chat-session:hover, .chat-session.active {
  background: color-mix(in srgb, var(--neon-blue) 12%, transparent);
}
.chat-session strong { display: block; font-size: 13px; }
.chat-session small { display: block; color: var(--text-secondary); font-size: 11px; margin-top: 4px; }
.chat-main { display: flex; flex-direction: column; min-width: 0; }
.chat-messages {
  flex: 1; overflow-y: auto; padding: 32px 8%; display: flex; flex-direction: column; gap: 14px;
}
.chat-empty { text-align: center; margin: auto; }
.chat-empty h2 { font-size: 26px; margin: 0 0 10px; color: var(--text-primary); }
.chat-empty p { color: var(--text-secondary); }
.chat-message { max-width: 78%; padding: 12px 16px; border-radius: 14px; line-height: 1.7; font-size: 13px; }
.chat-message.user {
  align-self: flex-end;
  background: linear-gradient(135deg, color-mix(in srgb, var(--neon-blue) 30%, var(--bg-card)), color-mix(in srgb, var(--neon-purple) 24%, var(--bg-card)));
}
.chat-message.assistant { align-self: flex-start; background: color-mix(in srgb, var(--bg-secondary) 80%, transparent); }
.message-role { font-size: 11px; color: var(--neon-blue); margin-bottom: 4px; }
.chat-composer {
  position: relative; margin: 0 auto 20px; width: 86%;
  padding: 12px 14px 10px;
  background: color-mix(in srgb, var(--bg-secondary) 80%, transparent);
  border: 1px solid color-mix(in srgb, var(--text-secondary) 28%, transparent);
  border-radius: 16px;
  transition: border-color .2s;
}
.chat-composer:focus-within {
  border-color: color-mix(in srgb, var(--neon-blue) 50%, transparent);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--neon-blue) 14%, transparent);
}
.chat-composer textarea {
  width: 100%; resize: none; border: 0; outline: 0;
  background: transparent; color: var(--text-primary); line-height: 1.5;
}
.composer-actions { display: flex; align-items: center; gap: 8px; margin-top: 8px; }
.icon-button, .select-button {
  border: 1px solid color-mix(in srgb, var(--text-secondary) 28%, transparent);
  background: color-mix(in srgb, var(--bg-secondary) 80%, transparent);
  color: var(--text-primary); border-radius: 16px; padding: 7px 12px; cursor: pointer; font-size: 12px;
}
.icon-button { width: 34px; padding: 7px; }
.send-button { width: auto; margin: 0 0 0 auto; padding: 8px 20px; }
.skill-menu {
  position: absolute; bottom: 62px; left: 60px;
  width: 320px; max-height: 440px; overflow-y: auto;
  padding: 10px;
  background: var(--bg-card);
  border: 1px solid color-mix(in srgb, var(--text-secondary) 24%, transparent);
  border-radius: 12px; box-shadow: 0 12px 32px rgba(0,0,0,.3); z-index: 5;
}
.skill-menu-head { padding: 8px; color: var(--text-primary); display: flex; justify-content: space-between; font-size: 13px; font-weight: 600; }
.chat-skill-item {
  display: block; width: 100%; border: 0; border-radius: 8px;
  background: transparent; color: var(--text-primary); text-align: left; padding: 9px 10px; cursor: pointer;
  transition: background .12s;
}
.chat-skill-item:hover, .chat-skill-item.selected {
  background: color-mix(in srgb, var(--neon-blue) 10%, transparent);
}
.chat-skill-item strong { display: block; font-size: 12px; }
.chat-skill-item small { display: block; color: var(--text-secondary); font-size: 10px; margin-top: 3px; }
.custom-skill {
  width: 100%; border: 0;
  border-top: 1px solid color-mix(in srgb, var(--text-secondary) 18%, transparent);
  background: transparent; color: var(--neon-blue); padding: 12px; cursor: pointer; font-size: 13px;
}

/* ── Toast ── */
.toast {
  position: fixed; right: 24px; bottom: 24px;
  background: var(--bg-card);
  border: 1px solid color-mix(in srgb, var(--text-secondary) 24%, transparent);
  box-shadow: 0 8px 24px rgba(0,0,0,.3);
  color: var(--text-primary); border-radius: 10px;
  padding: 11px 16px; font-size: 13px;
  opacity: 0; transform: translateY(8px);
  transition: opacity .2s, transform .2s; pointer-events: none;
  z-index: 9999;
}
.toast.show { opacity: 1; transform: translateY(0); }

/* ── Export link ── */
.export-link { color: var(--neon-blue); text-decoration: none; }
.export-link:hover { text-decoration: underline; }

/* ── Voice panel ── */
.voice-panel { margin-top: 14px; }
.voice-list { display: flex; flex-direction: column; gap: 10px; margin-top: 10px; }
.voice-list audio { width: 100%; height: 32px; accent-color: var(--neon-blue); }
.voice-list span { display: block; color: var(--text-secondary); font-size: 12px; margin-top: 3px; }

/* ── Styles panel ── */
.styles-panel { padding: 28px; }
.styles-panel .empty { padding: 60px 20px; }

/* ── Responsive ── */
@media (max-width: 1100px) {
  .doubao-grid { grid-template-columns: 1fr; }
}
@media (max-width: 900px) {
  .sidebar { width: 72px; padding: 12px 8px; }
  .brand div, .side-section > span, .sidebar-footer span:last-child { display: none; }
  .brand { justify-content: center; }
  .main { padding: 14px 16px; }
  .hero-grid { grid-template-columns: 1fr; }
  .hero-orbit { display: none; }
  .workbench-grid, .asset-columns { grid-template-columns: 1fr; }
  .detail-summary { grid-template-columns: repeat(2, 1fr); }
  .panel-actions { flex-wrap: wrap; }
  .chat-shell { grid-template-columns: 1fr; }
  .chat-sidebar { display: none; }
}

/* ── 窄屏适配：压缩顶部信息、卡片和筛选控件，避免 390px 宽度横向溢出 ── */
@media (max-width: 600px) {
  .main { padding: 8px 10px 14px; }
  .topbar { height: auto; min-height: 48px; margin-bottom: 8px; gap: 8px; align-items: flex-start; }
  .topbar-brand { min-width: 0; flex: 1 1 auto; gap: 8px; }
  .topbar-logo { width: 32px; height: 32px; font-size: 17px; }
  .topbar-brand strong { font-size: 15px; white-space: nowrap; }
  .topbar-brand small { max-width: 140px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .topbar-user { flex: 0 0 auto; gap: 5px; font-size: 0; white-space: nowrap; }
  .topbar-user .ghost { font-size: 11px; padding: 7px 8px; }
  .topbar-user::before { content: "演示账号"; color: var(--text-secondary); font-size: 11px; }
  .hero-grid { gap: 10px; margin-bottom: 10px; }
  .hero-carousel { min-width: 0; grid-column: 1; }
  .hero-card { min-height: 170px; padding: 20px 18px; }
  .hero-card h2 { max-width: 100%; font-size: 19px; overflow-wrap: anywhere; }
  .hero-card p { max-width: 100%; font-size: 12px; line-height: 1.6; }
  .stats-card { grid-template-columns: 1fr; gap: 0; padding: 10px 14px; }
  .stats-card div { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 9px 0; border-right: 0; border-bottom: 1px solid color-mix(in srgb, var(--text-secondary) 20%, transparent); }
  .stats-card div:last-child { border-bottom: 0; }
  .stats-card small { margin: 0; }
  .stats-card strong { font-size: 20px; }
  .panel, .stats-card, .project-panel, .create-panel { padding: 14px; }
  .panel-title { gap: 8px; flex-wrap: wrap; }
  .panel-title > div:first-child { min-width: 0; }
  .panel-actions { width: 100%; }
  .panel-actions button { flex: 1 1 auto; min-width: 0; }
  .project-filters { gap: 7px; }
  #projectSearchInput { min-width: 0; width: 100%; flex-basis: 100%; }
  .filter-buttons { width: 100%; }
  .filter-buttons .filter { flex: 1 1 0; min-width: 0; padding: 0 8px; }
  .project-list { grid-template-columns: 1fr; max-height: none; }
  .detail-summary { grid-template-columns: 1fr 1fr; gap: 8px; }
  .summary-box { padding: 10px; }
  .summary-box strong { font-size: 16px; }
  .reference-tabs { width: 100%; overflow-x: auto; flex-wrap: nowrap; }
  .reference-tab { min-width: 86px; }
  .form-actions { flex-direction: column-reverse; }
  .form-actions button { width: 100%; min-width: 0; }
  .toast { right: 10px; bottom: 10px; left: 10px; text-align: center; }
}

/* ── Custom video player ── */
.custom-player {
  position: relative;
  background: #000;
  border-radius: 8px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  max-width: 100%;
}
.custom-player-video {
  width: 100%;
  display: block;
  max-height: 60vh;
  object-fit: contain;
  background: #000;
}
.cp-controls {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  background: rgba(10, 14, 30, 0.92);
  backdrop-filter: blur(6px);
  flex-wrap: nowrap;
}
.cp-btn {
  background: none;
  border: none;
  color: #e8efff;
  cursor: pointer;
  font-size: 16px;
  line-height: 1;
  padding: 4px 6px;
  border-radius: 4px;
  flex-shrink: 0;
  transition: background 0.15s, color 0.15s;
  min-width: 32px;
  min-height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.cp-btn:hover { background: rgba(58,160,255,.18); color: var(--neon-blue, #3aa0ff); }
.cp-btn:focus-visible { outline: 2px solid var(--neon-blue, #3aa0ff); outline-offset: 2px; }

/* Progress bar */
.cp-progress {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}
.cp-track {
  flex: 1;
  position: relative;
  height: 4px;
  background: rgba(255,255,255,.2);
  border-radius: 2px;
  cursor: pointer;
  transition: height 0.15s;
}
.cp-track:hover { height: 6px; }
.cp-fill {
  position: absolute;
  left: 0; top: 0; bottom: 0;
  background: var(--neon-blue, #3aa0ff);
  border-radius: 2px;
  pointer-events: none;
  width: 0;
}
.cp-thumb {
  position: absolute;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 12px; height: 12px;
  background: #fff;
  border-radius: 50%;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.15s;
  left: 0;
}
.cp-track:hover .cp-thumb { opacity: 1; }
.cp-time {
  font-size: 11px;
  color: rgba(232,239,255,.7);
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
  flex-shrink: 0;
}

/* Volume */
.cp-volume-wrap {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-shrink: 0;
}
.cp-vol-track {
  width: 56px;
  height: 4px;
  background: rgba(255,255,255,.2);
  border-radius: 2px;
  cursor: pointer;
  position: relative;
}
.cp-vol-fill {
  position: absolute;
  left: 0; top: 0; bottom: 0;
  background: var(--neon-blue, #3aa0ff);
  border-radius: 2px;
  pointer-events: none;
  width: 100%;
}
.cp-vol-thumb {
  position: absolute;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 10px; height: 10px;
  background: #fff;
  border-radius: 50%;
  pointer-events: none;
  left: 100%;
}

/* Speed selector */
.cp-speed {
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.12);
  color: #e8efff;
  font-size: 11px;
  border-radius: 4px;
  padding: 3px 4px;
  cursor: pointer;
  flex-shrink: 0;
}
.cp-speed:focus-visible { outline: 2px solid var(--neon-blue, #3aa0ff); }

/* Fullscreen: give the container room */
.custom-player:fullscreen .custom-player-video { max-height: calc(100vh - 52px); }
.custom-player:-webkit-full-screen .custom-player-video { max-height: calc(100vh - 52px); }

/* ── Version badges on thumbnails ── */
.story-video-thumb-link { position: relative; }
.video-version-badges {
  position: absolute;
  bottom: 24px;
  left: 4px;
  display: flex;
  gap: 3px;
  pointer-events: auto;
}
.version-badge {
  display: inline-flex;
  align-items: center;
  padding: 1px 5px;
  font-size: 10px;
  font-weight: 600;
  border-radius: 3px;
  background: rgba(10,14,30,.75);
  color: rgba(232,239,255,.7);
  border: 1px solid rgba(255,255,255,.15);
  cursor: pointer;
  transition: background 0.12s, color 0.12s, border-color 0.12s;
  user-select: none;
  line-height: 1.4;
}
.version-badge:hover {
  background: rgba(58,160,255,.25);
  color: #e8efff;
  border-color: var(--neon-blue, #3aa0ff);
}
.version-badge.active {
  background: var(--neon-blue, #3aa0ff);
  color: #fff;
  border-color: var(--neon-blue, #3aa0ff);
}

/* ── Version bar in media preview modal ── */
.version-bar {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  padding: 10px 16px 4px;
  background: var(--bg-secondary, #162035);
  border-top: 1px solid rgba(255,255,255,.06);
}
.version-tag {
  padding: 4px 10px;
  font-size: 12px;
  font-weight: 600;
  border-radius: 4px;
  background: rgba(255,255,255,.06);
  color: var(--text-secondary, #9fb2d9);
  border: 1px solid rgba(255,255,255,.1);
  cursor: pointer;
  transition: background 0.12s, color 0.12s;
}
.version-tag:hover { background: rgba(58,160,255,.18); color: var(--text-primary, #e8efff); }
.version-tag.active { background: var(--neon-blue, #3aa0ff); color: #fff; border-color: var(--neon-blue, #3aa0ff); }

/* ── Version compare layout ── */
.version-compare-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  padding: 12px;
  background: var(--bg-primary, #0e1422);
}
.version-compare-side { display: flex; flex-direction: column; gap: 6px; }
.version-compare-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary, #9fb2d9);
  text-align: center;
}
@media (max-width: 640px) {
  .version-compare-wrap { grid-template-columns: 1fr; }
  .cp-vol-track { width: 40px; }
  .cp-time { display: none; }
}

/* ── BGM / Sound Effect Library ── */
.bgm-upload-zone {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  border: 1px dashed rgba(255,255,255,.18);
  border-radius: 6px;
  margin-bottom: 12px;
  transition: background 0.15s, border-color 0.15s;
}
.bgm-upload-zone.drag-over {
  background: rgba(58,160,255,.08);
  border-color: var(--neon-blue, #3aa0ff);
}
.bgm-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.bgm-card {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  background: var(--bg-secondary, #162035);
  border-radius: 6px;
  border: 1px solid rgba(255,255,255,.07);
}
.bgm-card-info {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1;
  min-width: 0;
}
.bgm-card-info strong {
  font-size: 13px;
  color: var(--text-primary, #e8efff);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.bgm-type-tag {
  font-size: 11px;
  font-weight: 600;
  padding: 2px 7px;
  border-radius: 3px;
  white-space: nowrap;
  flex-shrink: 0;
}
.bgm-type-bgm { background: rgba(58,160,255,.2); color: var(--neon-blue, #3aa0ff); }
.bgm-type-sfx { background: rgba(120,200,80,.2); color: #78c850; }
.bgm-audio {
  height: 28px;
  flex-shrink: 0;
  max-width: 180px;
}