/* ══════════════════════════════════════════════════════════════════════════
   studio.css v3 — POP Maker Studio · AI 微短剧创作平台
   参考 oiioii.ai 的产品语言：干净深色、圆角卡片、标签分类、项目库；
   首页 = 赛道（标签过滤）+ 我的项目；工作台 = 左气泡对话 / 右创作成果。
   ══════════════════════════════════════════════════════════════════════════ */

/* ── 1 · Tokens & reset ───────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:        #0D0E12;                 /* page */
  --bg-soft:   #121419;                 /* chat pane */
  --card:      #171A21;                 /* surfaces */
  --card-2:    #1E222B;                 /* hover surface */
  --line:      rgba(255,255,255,.09);
  --line-soft: rgba(255,255,255,.06);
  --text:      #F2F3F7;
  --text-2:    #A6ABB8;
  --meta:      #6C7280;
  --brand:     #7C5CFF;                 /* 主色 · violet */
  --brand-2:   #5EC2FF;                 /* 辅色 · cyan */
  --brand-dk:  #6847EE;
  --brand-dim: rgba(124,92,255,.14);
  --ok:        #3ECF8E;
  --ok-dim:    rgba(62,207,142,.13);
  --danger:    #F0555D;

  --grad: linear-gradient(120deg, var(--brand), var(--brand-2));

  --font-ui:   "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", -apple-system, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", "Cascadia Code", Consolas, monospace;

  --r-lg: 14px;
  --r-md: 10px;
  --r-sm: 8px;

  --ease-out: cubic-bezier(.22, 1, .36, 1);
}

html, body { height: 100%; }
body {
  background: var(--bg);
  background-image: radial-gradient(1200px 520px at 78% -12%, rgba(124,92,255,.10), transparent 60%),
                    radial-gradient(1000px 460px at 12% 112%, rgba(94,194,255,.06), transparent 55%);
  color: var(--text);
  font-family: var(--font-ui);
  font-size: 14.5px; line-height: 1.7;
  overflow: hidden;
  display: flex; flex-direction: column;
}

.hidden { display: none !important; }
button { font-family: inherit; }
img { display: block; }

:focus-visible { outline: 2px solid var(--brand); outline-offset: 2px; border-radius: 4px; }

::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,.14); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,.22); }
::-webkit-scrollbar-track { background: transparent; }
* { scrollbar-width: thin; scrollbar-color: rgba(255,255,255,.14) transparent; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}

/* ── 2 · Top header ───────────────────────────────────────────────────────── */
.site-header {
  flex-shrink: 0; z-index: 20;
  display: flex; align-items: center; gap: 24px;
  height: 60px; padding: 0 26px;
  border-bottom: 1px solid var(--line-soft);
  background: rgba(13,14,18,.85); backdrop-filter: blur(14px);
}
.site-brand { display: flex; align-items: center; gap: 10px; }
.brand-logo { display: block; width: 156px; height: auto; }
.brand-icon {
  background: var(--grad);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  font-size: 15px;
}
.brand-name { font-size: 16.5px; font-weight: 800; letter-spacing: .05em; }
.brand-sub { font-size: 11.5px; color: var(--meta); }

.site-track { display: flex; align-items: center; gap: 10px; min-width: 0; }
.track-chip {
  display: inline-flex; align-items: center; gap: 8px;
  max-width: 300px; overflow: hidden; white-space: nowrap; text-overflow: ellipsis;
  padding: 6px 14px; border-radius: 999px;
  border: 1px solid rgba(124,92,255,.4); background: var(--brand-dim);
  font-size: 12.5px; font-weight: 600; color: #C9BBFF;
}
.track-chip::before {
  content: ''; width: 6px; height: 6px; border-radius: 50%; flex-shrink: 0;
  background: var(--brand); box-shadow: 0 0 8px rgba(124,92,255,.9);
}

.site-actions { margin-left: auto; display: flex; align-items: center; gap: 8px; }

.hdr-btn {
  padding: 7px 16px; border-radius: 999px;
  border: 1px solid var(--line); background: transparent;
  color: var(--text-2); font-size: 13px; cursor: pointer;
  transition: all .15s;
}
.hdr-btn:hover { border-color: rgba(255,255,255,.25); color: var(--text); background: var(--card); }
.hdr-btn-primary {
  background: var(--grad); border-color: transparent; color: #fff; font-weight: 700;
  box-shadow: 0 2px 14px rgba(124,92,255,.35);
}
.hdr-btn-primary:hover { filter: brightness(1.08); color: #fff; background: var(--grad); }

.hdr-profile-btn {
  width: 32px; height: 32px; border-radius: 50%;
  border: 1px solid var(--line); background: transparent; color: var(--text-2);
  display: flex; align-items: center; justify-content: center; cursor: pointer;
  transition: all .15s;
}
.hdr-profile-btn:hover { border-color: rgba(255,255,255,.25); color: var(--text); }

.hdr-lang {
  height: 32px; min-width: 90px; padding: 0 34px 0 10px; border-radius: 999px;
  border: 1px solid var(--line); background-color: var(--card);
  background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%23A6ABB8' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 14px center; background-size: 12px 8px;
  -webkit-appearance: none; appearance: none;
  color: var(--text-2); font-size: 12.5px; cursor: pointer; outline: none;
}
.hdr-lang option { min-height: 32px; padding: 7px 10px; line-height: 1.6; }

body.on-landing .ws-only { display: none; }

/* ── 3 · 首页：赛道 + 我的项目 ────────────────────────────────────────────── */
.track-view { flex: 1; overflow-y: auto; padding: 52px 44px 80px; }

.track-hero { max-width: 1200px; margin: 0 auto 30px; text-align: center; }
.track-hero-title {
  display: flex; align-items: center; justify-content: center; gap: 12px;
  margin: 0;
  font-size: clamp(20px, 2.53vw, 29px); font-weight: 800; letter-spacing: .02em;
  line-height: 1.2;
}
.track-hero-title span {
  background: linear-gradient(180deg, #FFE57F 18%, #FFB338 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
}
.track-hero-wave {
  width: clamp(23px, 2.27vw, 32px); height: clamp(23px, 2.27vw, 32px);
  flex: 0 0 auto; object-fit: contain;
}
.track-hero-sub { margin-top: 12px; font-size: 15px; color: var(--text-2); }
/* 分类标签 */
.track-tags {
  max-width: 1200px; margin: 0 auto 22px;
  display: flex; flex-wrap: wrap; justify-content: center; gap: 9px;
}
.track-tag {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 8px 20px; border-radius: 999px;
  border: 1px solid var(--line); background: transparent;
  color: var(--text-2); font-size: 13.5px; cursor: pointer;
  transition: all .15s;
}
.track-tag-icon {
  width: 17px; height: 17px; flex: 0 0 17px;
  display: inline-flex; align-items: center; justify-content: center;
  color: currentColor; font-size: 14px; line-height: 1;
}
.track-tag-icon[src] { object-fit: contain; border-radius: 4px; }
.track-tag:hover { color: var(--text); border-color: rgba(255,255,255,.25); }
.track-tag.active {
  background: var(--grad); border-color: transparent; color: #fff; font-weight: 700;
  box-shadow: 0 2px 14px rgba(124,92,255,.3);
}

/* 赛道卡（横版 16:9） */
.track-grid {
  width: 100%; max-width: 1600px; margin: 0 auto;
  display: grid; grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 18px;
}
.track-catalog-state {
  grid-column: 1 / -1;
  min-height: 220px;
  display: grid;
  place-items: center;
  color: var(--text-2);
  font-size: 14px;
}
@media (min-width: 921px) and (max-width: 1720px) {
  .track-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}
.track-choice-btn {
  position: relative; display: flex; flex-direction: column;
  padding: 0; overflow: hidden; text-align: left;
  border: 1px solid var(--line); border-radius: var(--r-lg);
  background: var(--card); cursor: pointer;
  transition: transform .2s var(--ease-out), border-color .2s, border-width .2s, box-shadow .2s;
}
.track-choice-btn:hover:not(:disabled) {
  transform: translateY(-4px);
  border-width: 2px;
  border-color: transparent;
  background:
    linear-gradient(var(--card), var(--card)) padding-box,
    linear-gradient(110deg, #ffb338, #ff7a30, #9c6bff, #6e4dd7, #ffb338) border-box;
  background-size: 100% 100%, 260% 100%;
  animation: track-border-flow 1.35s linear infinite;
  box-shadow: 0 16px 40px rgba(0,0,0,.5), 0 0 18px rgba(255,179,56,.13), 0 0 24px rgba(156,107,255,.1);
}
@keyframes track-border-flow {
  from { background-position: 0 0, 0% 50%; }
  to { background-position: 0 0, 260% 50%; }
}
@media (prefers-reduced-motion: reduce) {
  .track-choice-btn:hover:not(:disabled) { animation: none; }
}
.track-choice-btn:disabled { opacity: .45; cursor: default; }
.track-poster { position: relative; display: block; width: 100%; aspect-ratio: 16/9; overflow: hidden; }
.track-choice-img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform .35s var(--ease-out);
}
.track-choice-btn:hover .track-choice-img { transform: scale(1.06); }
.track-cat-chip {
  position: absolute; top: 10px; left: 10px;
  padding: 3px 10px; border-radius: 999px;
  font-size: 11px; font-weight: 600;
  background: rgba(13,14,18,.72); color: #D8DBE8;
  border: 1px solid rgba(255,255,255,.18);
  backdrop-filter: blur(4px);
}
.track-caption {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 12px 14px;
}
.track-choice-name { font-size: 14px; font-weight: 600; color: #fff; }
.track-go { display: inline-flex; align-items: center; justify-content: center; transition: transform .2s; }
.track-go img { width: 15px; height: 10px; object-fit: contain; }
.track-choice-btn:hover .track-go { animation: track-arrow-nudge 2s ease-in-out 1 both; }
@keyframes track-arrow-nudge {
  0%,100% { transform: translateX(0); }
  25%,75% { transform: translateX(6px); }
  50% { transform: translateX(-2px); }
}
@media (prefers-reduced-motion: reduce) {
  .track-choice-btn:hover .track-go { animation: none; }
}

/* 我的项目 */
.projects-section { max-width: 1200px; margin: 52px auto 0; }
.projects-header {
  display: flex; align-items: center; justify-content: space-between;
  padding-bottom: 14px; margin-bottom: 18px;
  border-bottom: 1px solid var(--line-soft);
}
.projects-title { font-size: 19px; font-weight: 800; letter-spacing: .02em; }
.projects-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 18px;
}
.projects-empty {
  grid-column: 1 / -1;
  padding: 48px 0; text-align: center;
  color: var(--meta); font-size: 13.5px;
  border: 1px dashed var(--line); border-radius: var(--r-lg);
}
.project-card {
  position: relative; overflow: hidden; cursor: pointer;
  border: 1px solid var(--line); border-radius: var(--r-lg);
  background: var(--card);
  transition: transform .2s var(--ease-out), border-color .2s, border-width .2s, box-shadow .2s;
}
.project-card:hover {
  transform: translateY(-4px);
  border-width: 2px; border-color: transparent;
  background:
    linear-gradient(var(--card), var(--card)) padding-box,
    linear-gradient(110deg, #ffb338, #ff7a30, #9c6bff, #6e4dd7, #ffb338) border-box;
  background-size: 100% 100%, 260% 100%;
  animation: track-border-flow 1.35s linear infinite;
  box-shadow: 0 16px 40px rgba(0,0,0,.5), 0 0 18px rgba(255,179,56,.13), 0 0 24px rgba(156,107,255,.1);
}
.project-cover { position: relative; aspect-ratio: 16/9; overflow: hidden; }
.project-cover img { width: 100%; height: 100%; object-fit: cover; filter: saturate(.9) brightness(.92); }
.project-track {
  position: absolute; bottom: 10px; left: 10px;
  padding: 3px 10px; border-radius: 999px;
  font-size: 11px; font-weight: 600;
  background: rgba(13,14,18,.72); color: #D8DBE8;
  border: 1px solid rgba(255,255,255,.18);
  backdrop-filter: blur(4px);
}
.project-del {
  position: absolute; top: 8px; right: 8px;
  width: 28px; height: 28px; border-radius: 8px;
  border: 1px solid rgba(255,255,255,.2);
  background: rgba(13,14,18,.7); color: var(--text-2);
  font-size: 12px; cursor: pointer; opacity: 0;
  transition: all .15s; backdrop-filter: blur(4px);
}
.project-card:hover .project-del { opacity: 1; }
.project-del:hover { background: rgba(240,85,93,.8); border-color: transparent; color: #fff; }
.project-body { padding: 12px 14px 13px; }
.project-title {
  font-size: 13.5px; font-weight: 600; line-height: 1.5;
  overflow: hidden; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical;
  /* 单行标题不再为第二行预留空白；两行标题仍可自然展开。 */
  min-height: 20px;
}
.project-meta { margin-top: 6px; font-family: var(--font-mono); font-size: 11px; color: var(--meta); }

/* ── 4 · Workspace shell ──────────────────────────────────────────────────── */
.workspace {
  flex: 1;
  display: flex;
  overflow: hidden;
  background-color: var(--bg);
  background-image:
    radial-gradient(1120px 560px at 78% -12%, rgba(255,179,56,.16), transparent 61%),
    radial-gradient(840px 460px at 8% 112%, rgba(238,109,23,.13), transparent 62%);
  background-position: 78% -12%, 8% 112%;
}

.pane-cap {
  position: relative; flex-shrink: 0; display: flex; align-items: center; justify-content: center; gap: 9px;
  margin-top: 16px;
  height: 42px; padding: 0 18px;
  font-size: 13.5px; font-weight: 600; color: var(--text-2);
}
.workspace-back {
  position: absolute; left: 18px; width: 34px; height: 34px; flex: 0 0 34px; padding: 0; border: 1px solid var(--line); border-radius: 50%;
  display: grid; place-items: center; background: transparent; cursor: pointer;
}
.workspace-back img { width: 16px; height: 18px; }
.workspace-back:hover { border-color: rgba(255,179,32,.62); background: rgba(255,179,32,.1); }
.cap-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 8px rgba(62,207,142,.7); }

.chat-pane {
  width: clamp(400px, 33%, 560px); flex-shrink: 0;
  display: flex; flex-direction: column; overflow: hidden;
  background: transparent;
  border-right: 1px solid var(--line-soft);
}
.messages {
  flex: 1; overflow-y: auto;
  padding: 20px 18px 24px;
  display: flex; flex-direction: column; gap: 14px;
}

.content-pane {
  position: relative; flex: 1; min-width: 0;
  display: flex; flex-direction: column; overflow: hidden;
}
.panel-tabs {
  flex-shrink: 0; display: flex; gap: 8px;
  padding: 12px 24px;
}
.panel-tab {
  position: relative; display: flex; align-items: center; gap: 8px;
  padding: 8px 18px;
  border: 1px solid transparent; border-radius: 999px;
  background: transparent; cursor: pointer;
  color: var(--text-2); font-size: 13.5px; font-weight: 600;
  transition: all .15s;
}
.panel-tab:hover { color: var(--text); background: var(--card); }
.panel-tab.active {
  color: var(--brand); background: var(--brand-dim);
  border-color: var(--brand);
}
.tab-ico { display: none; }
.tab-dot {
  width: 6px; height: 6px; border-radius: 50%; background: var(--ok);
  opacity: 0; transform: scale(.4);
  transition: opacity .25s, transform .25s var(--ease-out);
}
.panel-tab.has-content .tab-dot { opacity: 1; transform: scale(1); }

.panel-body { flex: 1; position: relative; overflow: hidden; }
.panel-pane {
  display: none; position: absolute; inset: 0; overflow-y: auto;
  padding: 28px 32px 52px;
}
.panel-pane.active { display: block; }

.panel-empty {
  height: 100%; display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 14px;
  color: var(--meta); font-size: 14px;
}
.panel-empty-icon { font-size: 38px; opacity: .5; }

.panel-artifact {
  max-width: 900px; margin: 0 auto 30px;
  animation: artifactIn .4s var(--ease-out) both;
}
#panel-video { padding: 12px 14px 20px; }
#panel-video > .panel-artifact { width: 100%; max-width: none; margin: 0 0 16px; }
#panel-video > .storyboard-artifact { margin: 0; }
#panel-video .storyboard-workspace { min-height: min(620px, calc(100vh - 190px)); }
@keyframes artifactIn { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }

/* ── 5 · 气泡对话 ─────────────────────────────────────────────────────────── */
.msg { display: flex; animation: msgIn .3s var(--ease-out) both; }
@keyframes msgIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
.msg-user { justify-content: flex-end; }
.msg-ai   { justify-content: flex-start; }

.bubble { max-width: 88%; padding: 12px 16px; font-size: 14px; }
.bubble-user {
  background: #392A1C; color: #F7E7CE;
  border: 1px solid #513E2A;
  border-radius: 16px 16px 4px 16px;
  box-shadow: none;
  font-weight: 500;
}
.bubble-ai {
  background: var(--card); color: var(--text);
  border: 1px solid var(--line-soft);
  border-radius: 4px 16px 16px 16px;
}

.md-p { margin: 4px 0; }
.md-h2 { font-size: 15.5px; font-weight: 800; margin: 11px 0 5px; }
.md-h3 { font-size: 14.5px; font-weight: 700; margin: 9px 0 4px; }
.md-quote {
  margin: 8px 0; padding: 9px 13px;
  border-left: 3px solid var(--brand);
  background: var(--brand-dim); color: var(--text-2);
  border-radius: 0 8px 8px 0;
}
.md-list { margin: 6px 0 6px 20px; }
.md-list li { margin: 3px 0; }
.bubble code {
  font-family: var(--font-mono); font-size: 12.5px;
  background: rgba(0,0,0,.3); padding: 1px 5px; border-radius: 4px;
}
.bubble-user code { background: rgba(255,255,255,.08); }
.err { color: var(--danger); }
.raw-json {
  margin: 8px 0; padding: 10px 13px; overflow-x: auto;
  font-family: var(--font-mono); font-size: 11.5px; line-height: 1.6;
  background: rgba(0,0,0,.3); border: 1px solid var(--line-soft); border-radius: var(--r-sm);
  color: var(--text-2);
}

/* typing dots */
.typing { display: inline-flex; align-items: center; gap: 5px; padding: 4px 2px; }
.typing span {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--text-2); opacity: .5;
  animation: bounce 1.2s ease-in-out infinite;
}
.typing span:nth-child(2) { animation-delay: .15s; }
.typing span:nth-child(3) { animation-delay: .3s; }
@keyframes bounce { 0%,60%,100% { transform: none; opacity: .4; } 30% { transform: translateY(-5px); opacity: 1; } }

.retry-btn {
  display: flex; align-items: center; justify-content: center; gap: 8px; width: max-content;
  box-sizing: border-box; height: 40px; min-height: 40px; margin: 10px 0 2px; padding: 0 15px;
  border: 1px solid rgba(255,255,255,.2); border-radius: 999px;
  background: rgba(255,255,255,.1); color: rgba(255,255,255,.92);
  font-size: 14px; font-weight: 600; white-space: nowrap; cursor: pointer;
  transition: background .15s, border-color .15s, transform .15s;
}
.retry-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 16px; height: 16px; flex: 0 0 16px;
  object-fit: contain;
}
.retry-btn:hover { background: rgba(255,255,255,.15); border-color: rgba(255,255,255,.32); transform: translateY(-1px); }
.option-action-row { display: flex; align-items: stretch; gap: 10px; margin-top: 13px; }
.option-action-row .retry-btn { flex: 0 0 auto; height: 42px; min-height: 42px; margin: 0; }
.option-action-row .confirm-btn { flex: 1; min-height: 42px; margin: 0; }

/* ── 6 · 对话内交互控件 ───────────────────────────────────────────────────── */
.options-group { margin-top: 9px; }
.options-choices { display: flex; flex-wrap: wrap; gap: 8px; }
.opt-btn {
  display: inline-flex; align-items: center; gap: 8px; padding: 8px 17px; border-radius: 999px;
  border: 1px solid var(--line); background: var(--bg-soft);
  color: var(--text-2); font-size: 13px; cursor: pointer;
  transition: all .15s;
}
/* AI 生成的多行选择题：选项文案从复选框右侧统一左对齐。 */
.options-choice-list { display: grid; grid-template-columns: minmax(0, 1fr); gap: 10px; }
.options-choice-list .opt-btn {
  width: 100%; justify-content: flex-start; text-align: left;
  min-height: 43px; padding: 10px 15px; border-radius: 9px;
}
.options-choice-list .opt-btn span { flex: 1 1 auto; min-width: 0; text-align: left; }
.opt-check { width: 14px; height: 14px; flex: 0 0 14px; }
.opt-btn:hover:not(:disabled) {
  border-color: rgba(255,138,4,.78); background: rgba(255,138,4,.12); color: var(--text);
}
.opt-btn.selected {
  background: rgba(255,138,4,.12); border-color: #FF8A04; color: var(--text); font-weight: 700;
}
.opt-btn:disabled:not(.selected) { opacity: .4; cursor: default; }
.opt-btn.selected:disabled { cursor: default; }

.suggestions-row { display: flex; flex-direction: column; gap: 8px; margin-top: 9px; }
.sugg-chip {
  display: flex; align-items: flex-start; gap: 10px; padding: 10px 14px; text-align: left;
  border: 1px solid var(--line); border-radius: var(--r-md);
  background: var(--bg-soft); color: var(--text-2);
  font-size: 13px; line-height: 1.6; cursor: pointer;
  transition: all .15s;
}
.sugg-check { width: 14px; height: 14px; flex: 0 0 14px; margin-top: 4px; }
.sugg-chip:hover:not(:disabled) { border-color: rgba(255,179,32,.72); color: var(--text); background: var(--brand-dim); }
.sugg-chip.selected { border-color: rgba(255,138,4,.66); background: rgba(255,138,4,.1); color: var(--text); }
.sugg-chip:disabled:not(.selected) { opacity: .4; cursor: default; }
.sugg-chip.selected:disabled { cursor: default; }

.style-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 9px; margin-top: 11px; }
.style-card {
  position: relative; aspect-ratio: 16/10; overflow: hidden;
  border: 1px solid var(--line); border-radius: var(--r-md);
  background: var(--card); cursor: pointer; padding: 0;
  transition: all .15s;
}
.style-card:hover:not(:disabled) { border-color: rgba(255,176,32,.74); transform: translateY(-2px); }
.style-card.selected { border-color: #FFB020; box-shadow: 0 0 0 1px #FFB020, 0 8px 24px rgba(255,138,4,.18); }
.style-card.selected::after {
  content: '✓'; position: absolute; top: 7px; right: 7px; z-index: 2;
  display: grid; place-items: center; width: 22px; height: 22px; border-radius: 50%;
  background: #FFB020; color: #17130b; font-size: 13px; font-weight: 900;
  box-shadow: 0 4px 12px rgba(0,0,0,.28);
}
.style-card:disabled:not(.selected) { opacity: .4; cursor: default; }
.style-bg { position: absolute; inset: 0; opacity: .88; }
.style-card.selected .style-bg { opacity: 1; }
.style-name {
  position: absolute; left: 0; right: 0; bottom: 0;
  padding: 15px 8px 7px; text-align: center;
  font-size: 11.5px; font-weight: 700; color: #fff;
  background: linear-gradient(transparent, rgba(0,0,0,.75));
}

.confirm-btn, .quality-generate-btn {
  display: block; width: 100%;
  margin-top: 13px; padding: 11px 18px;
  border: 0; border-radius: var(--r-md);
  background: var(--grad); color: #fff;
  font-size: 13.5px; font-weight: 700; letter-spacing: .03em;
  cursor: pointer;
  box-shadow: 0 2px 14px rgba(124,92,255,.3);
  transition: filter .15s, transform .1s;
}
.confirm-btn:hover:not(:disabled), .quality-generate-btn:hover:not(:disabled) { filter: brightness(1.08); }
.confirm-btn:active:not(:disabled) { transform: scale(.99); }
.confirm-btn:disabled, .quality-generate-btn:disabled { opacity: .38; cursor: default; box-shadow: none; }

/* 对话内所有文字操作统一采用主操作按钮的圆角。 */
.messages :is(
  .retry-btn, .opt-btn, .sugg-chip, .confirm-btn, .quality-generate-btn,
  .screenplay-expand-btn, .prompt-toggle-btn, .redraw-btn, .asset-create-btn,
  .shot-redraw-btn, .shot-prompt-toggle, .asset-card-tools button
) { border-radius: var(--r-md); }

.panel-chip-title { color: var(--text); font-size: 14px; font-weight: 700; line-height: 1.4; }
.panel-chip {
  display: inline-flex; align-items: center; justify-content: center;
  box-sizing: border-box; min-width: 112px; height: 38px; min-height: 38px;
  margin: 12px 8px 2px 0; padding: 0 20px;
  border: 1px solid rgba(255,255,255,.7); border-radius: 10px;
  background: #fff; color: #0F0F13;
  vertical-align: middle; font-size: 12.5px; font-weight: 700; cursor: pointer;
  transition: all .15s;
}
.panel-chip:hover { border-color: #fff; background: rgba(255,255,255,.9); transform: translateX(2px); }
.panel-image-previews { display:grid;grid-template-columns:repeat(auto-fit,minmax(132px,1fr));gap:12px;margin-top:12px; }
.panel-image-preview { display:grid;gap:8px;min-width:0; }
.panel-image-preview img { display:block;width:100%;aspect-ratio:1;object-fit:cover;border:1px solid rgba(255,255,255,.14);border-radius:var(--r-md);background:var(--bg-soft);cursor:zoom-in; }
.panel-image-preview .panel-chip { width:100%;min-width:0;margin:0; }

/* ── 7 · Artifacts ────────────────────────────────────────────────────────── */
.screenplay-card {
  border: 1px solid var(--line); border-radius: var(--r-lg);
  background: var(--card); overflow: hidden;
}
.screenplay-header {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--line-soft);
  font-size: 14.5px; font-weight: 700;
}
.screenplay-header-main { display: flex; align-items: center; gap: 8px; min-width: 0; }
.screenplay-title { min-width: 0; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }
.screenplay-episode-badge {
  flex-shrink: 0; padding: 3px 8px; border-radius: 999px;
  border: 1px solid rgba(255,255,255,.34); background: rgba(255,255,255,.08); color: rgba(255,255,255,.9); font-family: var(--font-mono); font-size: 10.5px;
}
.screenplay-confirm-state {
  flex-shrink: 0; padding: 4px 9px; border: 1px solid var(--line); border-radius: 999px;
  color: var(--meta); font-size: 10.5px; font-weight: 600;
}
.screenplay-confirm-state.is-confirmed { border-color: rgba(62,207,142,.4); background: var(--ok-dim); color: var(--ok); }
.screenplay-card.screenplay-confirmed { border-color: rgba(62,207,142,.42); }
.screenplay-card.screenplay-confirmed .confirm-btn { background: var(--ok-dim); color: var(--ok); box-shadow: none; opacity: 1; }
.screenplay-preview {
  max-height: 460px; overflow-y: auto;
  padding: 18px 20px;
  font-size: 13.5px; line-height: 1.95; color: var(--text-2);
}
.screenplay-actions { padding: 6px 14px 0; }
.screenplay-expand-btn {
  width: 100%; padding: 9px 12px;
  border: 1px dashed var(--line); border-radius: var(--r-md);
  background: transparent; color: var(--text-2);
  font-size: 12.5px; cursor: pointer;
  transition: all .15s;
}
.screenplay-expand-btn:hover { color: var(--text); border-color: rgba(255,255,255,.25); }
.screenplay-card > div:last-child { padding: 0 14px 14px; }
.screenplay-card .confirm-btn { margin-top: 10px; }

.asset-section { margin-top: 4px; }
.asset-section + .asset-section { margin-top: 28px; padding-top: 24px; }
.asset-section-character .asset-section-hdr,
.asset-section-scene .asset-section-hdr { padding: 9px 11px; border-radius: 8px; background: rgba(255,255,255,.055); }
.asset-section-hdr { display: flex; align-items: center; gap: 8px; margin-bottom: 14px; }
.asset-section-title { font-size: 15px; font-weight: 700; }
.asset-section-count { margin-left: auto; font-family: var(--font-mono); font-size: 11.5px; color: var(--meta); }
.asset-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 16px; }
.messages .asset-grid { grid-template-columns: repeat(2, 1fr); gap: 9px; }

.asset-card {
  border: 1px solid var(--line); border-radius: var(--r-lg);
  background: var(--card); overflow: hidden;
  transition: border-color .2s;
}
.asset-card[data-asset-state="loading"] { animation: assetpulse 1.3s ease-in-out infinite; }
@keyframes assetpulse { 0%,100% { border-color: var(--line); } 50% { border-color: rgba(124,92,255,.6); } }
.asset-card[data-asset-state="failed"] { border-color: rgba(240,85,93,.6); }
.asset-card[data-asset-state="failed"] .asset-img-placeholder::after {
  content: attr(data-fail-label);
  display: block; font-size: 11px; color: var(--danger); margin-top: 6px;
}

.asset-img-wrap {
  position: relative; display: flex; align-items: center; justify-content: center;
  aspect-ratio: 4/3; overflow: hidden; background: var(--bg-soft);
}
.asset-img { width: 100%; height: 100%; object-fit: cover; cursor: zoom-in; }
.asset-img-wrap.portrait .asset-img { object-fit: contain; }
.asset-img-placeholder {
  position: absolute; inset: 0; z-index: -1;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  font-size: 28px; color: var(--meta); background: var(--bg-soft);
}
.asset-upload-btn {
  position: absolute; top: 8px; right: 8px; z-index: 2;
  width: 30px; height: 30px; border-radius: var(--r-sm);
  border: 1px solid rgba(255,255,255,.2);
  background: rgba(13,14,18,.72); color: var(--text);
  font-size: 14px; cursor: pointer; backdrop-filter: blur(4px);
  transition: all .15s;
}
.asset-upload-btn:hover { background: rgba(13,14,18,.92); border-color: rgba(255,255,255,.35); }
.asset-card[data-asset-state="failed"] .asset-upload-btn {
  display: block; z-index: 3; opacity: 1; pointer-events: auto;
}
.asset-file-input { display: none; }

.asset-body { padding: 11px 13px 13px; }
.asset-name-row { display: grid; grid-template-columns: minmax(0,1fr); gap: 8px; }
.asset-name { min-width: 0; font-size: 13.5px; font-weight: 700; overflow-wrap: anywhere; }
.asset-name-row:has(.asset-card-tools) .asset-name { grid-row: 2; }
.asset-id { font-family: var(--font-mono); font-size: 11px; color: var(--meta); margin-top: 2px; }
.prompt-toggle-btn {
  grid-row: 3; justify-self: start; max-width: 100%; padding: 5px 10px;
  border: 1px solid var(--line); border-radius: 999px;
  background: transparent; color: var(--meta);
  font-size: 11px; line-height: 1.25; text-align: left; white-space: normal; cursor: pointer;
  transition: all .15s;
}
.prompt-toggle-btn:hover { color: var(--text); border-color: rgba(255,255,255,.25); }
.asset-prompt-input {
  display: none; width: 100%; margin-top: 9px; padding: 9px 11px;
  min-height: 80px; resize: vertical;
  border: 1px solid var(--line); border-radius: var(--r-sm);
  background: var(--bg-soft); color: var(--text-2);
  font-family: var(--font-mono); font-size: 11.5px; line-height: 1.6;
}
.asset-prompt-input:focus { outline: none; border-color: var(--brand); color: var(--text); }
.asset-prompt-input.prompt-collapsed { display: none; }
.asset-prompt-preview {
  display: block; width: 100%; min-width: 0; height: 28px; margin-top: 6px; padding: 0 9px; overflow: hidden;
  border: 1px solid rgba(255,255,255,.08); border-radius: 6px; background: rgba(255,255,255,.045);
  color: var(--meta); font-family: var(--font-mono); font-size: 11px; line-height: 26px; text-align: left;
  white-space: nowrap; text-overflow: ellipsis; cursor: pointer;
  appearance: none;
}
.asset-prompt-preview:hover { border-color: rgba(255,255,255,.18); background: rgba(255,255,255,.07); color: var(--text-2); }
.asset-prompt-title { cursor: pointer; }
.asset-prompt-title:hover { color: var(--brand); }
.asset-prompt-modal { position: fixed; z-index: 1000; inset: 0; pointer-events: none; }
.asset-prompt-modal-backdrop { position: absolute; inset: 0; background: transparent; pointer-events: auto; }
.asset-prompt-dialog {
  position: fixed; top: var(--asset-prompt-top); left: var(--asset-prompt-left); z-index: 1;
  display: flex; flex-direction: column; width: min(720px, calc(100vw - 24px)); padding: 18px;
  border: 1px solid var(--line); border-radius: var(--r-lg); background: var(--card);
  box-shadow: 0 22px 54px rgba(0,0,0,.52); pointer-events: auto;
}
.asset-prompt-dialog header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 13px; color: var(--text); font-size: 15px; }
.asset-prompt-modal-close { width: 30px; height: 30px; border: 0; border-radius: 50%; background: transparent; color: var(--meta); font: 24px/1 inherit; cursor: pointer; }
.asset-prompt-modal-close:hover { background: rgba(255,255,255,.06); color: var(--text); }
.asset-prompt-modal-input {
  display: block; width: 100%; min-height: 210px; resize: vertical; padding: 14px;
  border: 1px solid var(--line); border-radius: var(--r-md); outline: none;
  background: var(--bg-soft); color: var(--text); font: 13px/1.7 var(--font-mono);
}
.asset-prompt-modal-input:focus { border-color: var(--brand); }
.asset-prompt-dialog footer { display: flex; flex: 0 0 auto; justify-content: flex-end; margin-top: 14px; }
.asset-prompt-modal-redraw {
  display: inline-flex; align-items: center; gap: 7px; padding: 10px 17px;
  border: 1px solid rgba(255,255,255,.2); border-radius: var(--r-md);
  background: rgba(255,255,255,.1); color: rgba(255,255,255,.92); font: 700 13px/1 var(--font-ui); cursor: pointer;
}
.asset-prompt-modal-redraw:hover { background: #fff; border-color: #fff; color: #0F0F13; }
.asset-prompt-modal-redraw img { width: 14px; height: 14px; object-fit: contain; flex: 0 0 14px; }
.redraw-btn {
  width: 100%; margin-top: 10px; padding: 8px 10px;
  border: 1px solid var(--line); border-radius: var(--r-sm);
  background: transparent; color: var(--text-2);
  font-size: 12.5px; cursor: pointer;
  transition: all .15s;
}
.redraw-icon { width: 16px; height: 16px; flex: 0 0 16px; object-fit: contain; }
.redraw-btn, .shot-redraw-btn { display: inline-flex; align-items: center; justify-content: center; gap: 7px; }
.redraw-btn:hover:not(:disabled) { color: #0F0F13; border-color: #fff; background: #fff; }
.redraw-btn:disabled { opacity: .2; cursor: default; }
.redraw-spin { display: inline-block; animation: spin 1s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

.quality-selector {
  border: 1px solid var(--line); border-radius: var(--r-lg);
  background: var(--card); padding: 18px 18px 16px;
}
.quality-header { font-size: 15px; font-weight: 700; }
.quality-duration { margin-top: 3px; font-family: var(--font-mono); font-size: 11.5px; color: var(--meta); }
.quality-section-label { margin: 15px 0 9px; font-size: 12px; font-weight: 600; color: var(--meta); }
.quality-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(112px, 1fr)); gap: 9px; }
.quality-card {
  padding: 12px 8px; text-align: center;
  border: 1px solid var(--line); border-radius: var(--r-md);
  background: var(--bg-soft); color: var(--text-2);
  cursor: pointer; transition: all .15s;
}
.quality-card:hover:not(:disabled) {
  border-color: rgba(255,138,4,.78); background: rgba(255,138,4,.12); color: var(--text);
}
.quality-card.selected { border-color: #FF8A04; background: rgba(255,138,4,.12); color: var(--text); }
.quality-card:disabled:not(.selected) { opacity: .4; cursor: default; }
.quality-name { font-size: 13px; font-weight: 700; }
.quality-fixed-setting {
  display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 3px 12px;
  margin-top: 13px; padding: 10px 12px; border: 1px solid var(--line); border-radius: var(--r-md); background: var(--bg-soft);
}
.quality-fixed-setting span { color: var(--meta); font-size: 10.5px; font-weight: 700; }
.quality-fixed-setting strong { grid-row: 1 / span 2; grid-column: 2; color: #FFC552; font-family: var(--font-mono); font-size: 13px; }
.quality-fixed-setting em { color: var(--meta); font-size: 9px; font-style: normal; }
.quality-cost-preview {
  margin-top: 15px; padding: 10px 13px;
  border: 1px dashed var(--line); border-radius: var(--r-md);
  font-family: var(--font-mono); font-size: 12px; color: var(--meta);
}
/* Video quality now lives in the conversation instead of the result panel. */
.messages .msg-ai:has(.quality-selector) .bubble { width: 100%; max-width: 100%; }
.messages .quality-selector { padding: 14px; border-color: transparent; box-shadow: none; }
.quality-picker-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; }
.quality-recommended {
  flex-shrink: 0; padding: 4px 9px; border-radius: 999px;
  background: var(--brand-dim); color: #FFC552; font-size: 10.5px; font-weight: 700;
}
.messages .quality-section-label { margin: 11px 0 7px; }
.messages .quality-cards { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 7px; }
.messages .quality-ratio-cards { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.messages .quality-card { min-width: 0; padding: 9px 5px; }
.messages .quality-name { font-size: 11.5px; }
.messages .quality-ratio-fixed { margin-top: 2px; }
.messages .quality-cost-preview { margin-top: 11px; padding: 8px 10px; font-size: 11px; }
.messages .quality-generate-btn { margin-top: 9px; padding: 10px 14px; }
.quality-confirm-summary {
  display: none; align-items: flex-start; flex-direction: column; gap: 3px;
  padding: 11px 12px; border-radius: var(--r-md); background: var(--ok-dim); color: var(--ok);
  font-size: 11.5px;
}
.quality-confirm-summary strong { font-size: 12.5px; }
.quality-confirm-summary span { color: var(--text-2); }
.quality-selector.quality-complete .quality-picker-body,
.quality-selector.quality-complete .quality-recommended { display: none; }
.quality-selector.quality-complete .quality-confirm-summary { display: flex; margin-top: 10px; }

.image-workspace { display: grid; gap: 18px; }
.image-workspace .asset-section { margin: 0; }
.image-workspace .asset-section-hdr { display: flex; align-items: center; gap: 8px; }
.image-workspace .asset-section-count { margin-left: 0; }
.asset-create-btn {
  margin-left: auto; padding: 7px 10px; border: 1px solid rgba(255,255,255,.28); border-radius: 8px;
  background: rgba(255,255,255,.06); color: rgba(255,255,255,.9); font-size: 10px; cursor: pointer;
}
.asset-card-tools { display: flex; grid-row: 1; gap: 6px; width: 100%; margin: 0; }
.asset-card-tools button {
  display: inline-flex; align-items: center; justify-content: center; min-width: 36px; min-height: 34px; padding: 5px 7px;
  border: 1px solid rgba(255,255,255,.09); border-radius: 8px;
  background: rgba(255,255,255,.03); color: var(--meta); font-size: 8px; line-height: 1.25; text-align: center; white-space: normal; overflow-wrap: anywhere; cursor: pointer;
}
.asset-card-tools button svg { width:15px;height:15px; }
.asset-card-tools button.danger:hover { border-color: rgba(240,85,93,.35); color: #f59ca1; }
.asset-card-tools .asset-upload-btn {
  position: static; width: 34px; height: 34px; margin-left: auto; padding: 0;
  border-radius: var(--r-md); background: rgba(255,255,255,.03); color: var(--text);
}
.asset-card-tools .asset-upload-btn:hover { background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.28); }
.image-versions-modal,.asset-create-modal,.shot-insert-modal {
  position: fixed; z-index: 960; inset: 0; display: grid; place-items: center; padding: 24px;
}
.image-versions-dialog,.asset-create-dialog,.shot-insert-dialog {
  position: relative; z-index: 1; width: min(760px,94vw); max-height: 88vh; overflow: hidden;
  border: 1px solid rgba(255,255,255,.11); border-radius: 18px; background: linear-gradient(180deg,#1d1e26,#121318);
  box-shadow: 0 28px 90px rgba(0,0,0,.56);
}
.image-versions-dialog > header,.asset-create-dialog > header,.shot-insert-dialog > header {
  display: flex; justify-content: space-between; padding: 17px 19px; border-bottom: 1px solid rgba(255,255,255,.07);
}
.image-versions-dialog header span,.asset-create-dialog header span,.shot-insert-dialog header span { color:var(--brand);font-size:9px; }
.image-versions-dialog h3,.asset-create-dialog h3,.shot-insert-dialog h3 { margin:3px 0 0;font-size:17px; }
.image-version-grid { display:grid;grid-template-columns:repeat(3,1fr);gap:10px;max-height:65vh;overflow:auto;padding:14px; }
.image-version-grid article { overflow:hidden;border:1px solid rgba(255,255,255,.08);border-radius:11px;background:rgba(255,255,255,.025); }
.image-version-grid article.is-current { border-color:rgba(255,255,255,.48);box-shadow:inset 0 0 0 1px rgba(255,255,255,.09); }
.image-version-grid img { width:100%;aspect-ratio:16/10;object-fit:cover;background:#090a0d; }
.image-version-grid article > div { display:grid;gap:4px;padding:9px; }
.image-version-grid span { color:var(--meta);font-size:9px; }
.image-version-grid button,.asset-create-submit {
  padding:8px;border:1px solid rgba(255,179,32,.56);border-radius:7px;background:rgba(255,179,32,.11);color:#FFC552;cursor:pointer;
}
.image-version-grid button { border-color:rgba(255,255,255,.42);background:rgba(255,255,255,.055);color:rgba(255,255,255,.92); }
.image-version-grid button:hover:not(:disabled) { border-color:#fff;background:rgba(255,255,255,.94);color:#0F0F13; }
.image-version-grid button:disabled { color:#FFC552;border-color:rgba(255,255,255,.32);background:rgba(255,255,255,.045); }
.asset-create-dialog header span { color: var(--brand); }
.asset-create-dialog .asset-create-submit {
  border-color: rgba(255,179,32,.56); background: rgba(255,179,32,.11); color: #FFC552;
}
.asset-create-dialog .asset-create-submit:hover { border-color: var(--brand); background: rgba(255,179,32,.18); color: #FFE2A4; }
.asset-create-body { display:grid;gap:12px;padding:16px; }
.asset-create-modes { display:flex;gap:7px; }
.asset-create-modes button { padding:8px 12px;border:1px solid var(--line);border-radius:8px;background:transparent;color:var(--meta);cursor:pointer; }
.asset-create-modes button.active { border-color:var(--brand);background:var(--brand-dim);color:#fff; }
.asset-create-body label { display:grid;gap:6px;color:var(--meta);font-size:10px; }
.asset-create-body input,.asset-create-body textarea { width:100%;padding:10px;border:1px solid var(--line);border-radius:8px;background:var(--bg-soft);color:var(--text); }
.asset-create-body input:focus,.asset-create-body textarea:focus {
  border:1px solid var(--brand);outline:none;box-shadow:none;
}
.asset-create-body input:focus-visible,.asset-create-body textarea:focus-visible { outline:none; }
.asset-create-body textarea { min-height:90px;resize:none; }
.shot-insert-dialog { width:min(520px,92vw); }
.shot-insert-options { display:grid;grid-template-columns:1fr 1fr;gap:10px;padding:16px; }
.shot-insert-options button { display:grid;gap:6px;padding:18px;border:1px solid var(--line);border-radius:11px;background:rgba(255,255,255,.025);color:var(--text-2);text-align:left;cursor:pointer; }
.shot-insert-options button:hover { border-color:var(--brand);background:var(--brand-dim); }
.shot-insert-options span { color:var(--meta);font-size:9px;line-height:1.5; }

/* Storyboard workspace. */
.storyboard-workspace {
  min-width: 0; padding: 16px; border: 1px solid rgba(255,255,255,.06);
  border-radius: 16px; background:
    radial-gradient(680px 260px at 18% -12%, rgba(124,92,255,.12), transparent 58%),
    linear-gradient(180deg, rgba(255,255,255,.025), rgba(255,255,255,.01));
}
.storyboard-artifact .storyboard-workspace {
  padding: 0; border: 0; border-radius: 0; background: transparent;
}
.storyboard-toolbar {
  display: grid; grid-template-columns: minmax(180px,1fr) minmax(300px,.8fr);
  align-items: center; gap: 22px; margin-bottom: 14px;
}
.storyboard-project-title {
  overflow: hidden; margin: 0; color: var(--text); font-size: 18px; line-height: 1.25;
  text-overflow: ellipsis; white-space: nowrap;
}
.storyboard-progress-row {
  display: grid; grid-template-columns: auto minmax(100px, 1fr); align-items: center; gap: 12px;
  margin: 0; padding: 9px 11px; border: 0; border-radius: 11px;
  background: rgba(9,10,14,.42); color: var(--meta); font-size: 11.5px;
}
.storyboard-progress-row strong { color: var(--text); }
.storyboard-progress { height: 5px; overflow: hidden; border-radius: 999px; background: var(--line); }
.storyboard-progress span { display: block; width: 0; height: 100%; border-radius: inherit; background: var(--grad); transition: width .3s; }
.storyboard-track {
  display: flex; align-items: flex-start; gap: 16px; overflow-x: auto; overflow-y: hidden;
  margin: 0 -4px; padding: 4px 4px 16px; scroll-snap-type: x proximity; scrollbar-width: thin;
  scrollbar-color: rgba(124,92,255,.6) transparent;
}
.storyboard-track::-webkit-scrollbar { height: 7px; }
.storyboard-track::-webkit-scrollbar-thumb { border-radius: 999px; background: rgba(124,92,255,.6); }
.storyboard-card {
  position: relative; flex: 0 0 360px; width: 360px; overflow: hidden; scroll-snap-align: start;
  border: 1px solid rgba(255,255,255,.09); border-radius: 18px;
  background: linear-gradient(180deg, rgba(29,30,38,.98), rgba(19,20,26,.98));
  box-shadow: 0 12px 34px rgba(0,0,0,.2);
  transition: border-color .2s, box-shadow .2s, transform .2s;
}
.storyboard-card:not(:last-child)::after {
  display: none;
}
.storyboard-card.is-generating { border-color: var(--brand); box-shadow: 0 0 0 1px rgba(124,92,255,.25), 0 12px 38px rgba(0,0,0,.22); }
.storyboard-card.is-ready { border-color: rgba(62,207,142,.38); }
.storyboard-card.is-dirty { border-color: rgba(245,158,11,.65); }
.storyboard-card-header {
  display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 14px 14px 6px;
}
.storyboard-card-header > div { display: flex; align-items: center; gap: 8px; font-size: 12.5px; }
.storyboard-shot-number {
  display: grid; place-items: center; min-width: 31px; height: 31px; padding: 0 6px; text-align: center; border-radius: 9px;
  background: linear-gradient(135deg, rgba(124,92,255,.3), rgba(124,92,255,.12)); color: #ddd7ff;
  font-family: var(--font-mono); font-size: 10.5px; font-weight: 800;
}
.storyboard-status {
  padding: 3px 8px; border-radius: 999px; background: var(--bg-soft); color: var(--meta);
  font-size: 10px; font-weight: 700;
}
.storyboard-card.is-generating .storyboard-status { background: var(--brand-dim); color: #c9bbff; }
.storyboard-card.is-generating .storyboard-status:empty { display: none; }
.storyboard-card.is-ready .storyboard-status { background: var(--ok-dim); color: var(--ok); }
.storyboard-card.is-dirty .storyboard-status { background: rgba(245,158,11,.12); color: #fbbf24; }
.storyboard-timecode {
  display: inline-flex; margin: 0 14px 10px; padding: 3px 7px; border-radius: 6px;
  background: rgba(255,255,255,.035); color: var(--meta); font-family: var(--font-mono); font-size: 9.5px;
}
.storyboard-video-wrap {
  position: relative; display: flex; align-items: center; justify-content: center; overflow: hidden;
  width: calc(100% - 24px); height: 188px; margin: 0 12px; border: 1px solid rgba(255,255,255,.06);
  border-radius: 13px; background: #090a0d; cursor: pointer;
}
.storyboard-video { width: 100%; height: 100%; object-fit: contain; opacity: .72; }
.storyboard-video-state {
  position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 5px;
  background: rgba(8,9,12,.68); color: var(--text-2); font-size: 11.5px;
}
.storyboard-video-spinner { font-size: 21px; }
.storyboard-card.is-generating .storyboard-video-spinner { display: none; }
.storyboard-video-state > .leona-loading {
  width: min(132px, 78%);
}
.storyboard-video-state > .leona-loading .leona-loading-stage {
  width: min(88px, 62%);
}
.storyboard-video-state > .leona-loading .leona-loading-label {
  color: #d8d2ff;
}
.storyboard-card.is-ready .storyboard-video-state { opacity: 0; pointer-events: none; }
.storyboard-play {
  position: absolute; width: 44px; height: 44px; border: 0; border-radius: 50%;
  background: rgba(13,14,18,.76); color: #fff; font-size: 14px; opacity: 0; cursor: pointer; transition: opacity .15s, transform .15s;
}
.storyboard-card.is-ready .storyboard-play { opacity: 1; }
.storyboard-video-wrap:hover .storyboard-play { transform: scale(1.08); }
.storyboard-card-body { padding: 14px; }
.storyboard-settings-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.storyboard-settings-grid label { display: flex; flex-direction: column; gap: 4px; min-width: 0; }
.storyboard-settings-grid label > span { color: var(--meta); font-size: 9.5px; font-weight: 700; }
.storyboard-setting, .storyboard-duration-control {
  width: 100%; height: 34px; border: 1px solid rgba(255,255,255,.08); border-radius: 9px;
  background: rgba(7,8,12,.34); color: var(--text-2); font-family: var(--font-mono); font-size: 10px;
}
.storyboard-setting { padding: 0 7px; cursor: pointer; }
.storyboard-setting-readonly {
  width: 100%; height: 34px; display: flex; align-items: center; justify-content: space-between; gap: 6px; padding: 0 8px;
  border: 1px solid rgba(255,255,255,.08); border-radius: 9px; background: rgba(7,8,12,.24); color: var(--text-2);
  font-family: var(--font-mono); font-size: 10px;
}
.storyboard-setting-readonly em { padding: 2px 5px; border-radius: 99px; background: rgba(255,255,255,.05); color: var(--meta); font-size: 8px; font-style: normal; }
.storyboard-setting:focus, .storyboard-duration-input:focus { outline: none; border-color: var(--brand); }
.storyboard-duration-control { display: flex; align-items: center; overflow: hidden; }
.storyboard-duration-input {
  min-width: 0; flex: 1; width: 100%; height: 100%; padding: 0 7px; border: 0;
  background: transparent; color: var(--text); font-family: var(--font-mono); font-size: 10px;
}
.storyboard-duration-control > span { padding-right: 8px; color: var(--meta); font-size: 10px; }
.storyboard-field-label {
  display: flex; align-items: center; justify-content: space-between; margin-top: 11px; margin-bottom: 6px;
  color: var(--meta); font-size: 10.5px; font-weight: 700;
}
.storyboard-reference-strip { display: flex; gap: 6px; min-height: 34px; overflow-x: auto; padding-bottom: 2px; }
.storyboard-reference {
  display: inline-flex; flex: 0 0 auto; align-items: center; gap: 5px; max-width: 150px; padding: 3px 5px 3px 3px;
  border: 1px solid var(--line); border-radius: 999px; background: var(--bg-soft); color: var(--text-2); font-size: 9.5px;
}
.storyboard-reference.reference-character { border-color: rgba(124,92,255,.34); background: rgba(124,92,255,.1); color: #d6ceff; }
.storyboard-reference.reference-scene { border-color: rgba(62,207,142,.32); background: rgba(62,207,142,.08); color: #a9ead0; }
.storyboard-reference.reference-previous { border-color: rgba(94,194,255,.32); background: rgba(94,194,255,.08); color: #a9dcff; }
.storyboard-reference > img, .storyboard-reference-fallback {
  width: 26px; height: 26px; flex-shrink: 0; border-radius: 50%; object-fit: cover;
}
.storyboard-reference-fallback { display: grid; place-items: center; background: var(--brand-dim); color: #c9bbff; font-weight: 800; }
.storyboard-reference-name { overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }
.storyboard-reference-empty { align-self: center; color: var(--meta); font-size: 10px; }
.storyboard-reference-add {
  padding: 4px 8px; border: 1px solid rgba(124,92,255,.45); border-radius: 999px;
  background: var(--brand-dim); color: #c9bbff; font-size: 9.5px; font-weight: 700; cursor: pointer;
}
.storyboard-reference-add:hover { border-color: var(--brand); color: #fff; }
.storyboard-reference-remove {
  flex-shrink: 0; width: 18px; height: 18px; padding: 0; border: 0; border-radius: 50%;
  background: rgba(240,85,93,.1); color: var(--meta); font-size: 13px; line-height: 16px; cursor: pointer;
}
.storyboard-reference-remove:hover { background: rgba(240,85,93,.22); color: var(--danger); }
.storyboard-prompt-label {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  margin: 13px 1px 7px; color: var(--text-2); font-size: 10.5px; font-weight: 750;
}
.storyboard-prompt-label em {
  overflow: hidden; color: var(--meta); font-size: 9px; font-style: normal; font-weight: 500;
  text-overflow: ellipsis; white-space: nowrap;
}
.storyboard-prompt-editor { position: relative; height: 126px; }
.storyboard-prompt-tokenbar {
  width: 100%; height: 126px; overflow-x: hidden; overflow-y: auto; padding: 10px 11px;
  border: 1px solid rgba(255,255,255,.09); border-radius: 11px; outline: none;
  background: rgba(7,8,12,.34); color: var(--text-2); font-size: 11px; line-height: 1.85;
  white-space: pre-wrap; overflow-wrap: anywhere; cursor: text; scrollbar-width: thin;
}
.storyboard-prompt-tokenbar:focus {
  border-color: rgba(124,92,255,.72); box-shadow: 0 0 0 3px rgba(124,92,255,.08);
}
.storyboard-prompt-tokenbar:empty::before {
  content: attr(data-placeholder); color: var(--meta); pointer-events: none;
}
.storyboard-prompt-token {
  display: inline-block; max-width: calc(100% - 4px); margin: 2px; padding: 4px 7px;
  border: 1px solid rgba(124,92,255,.35); border-radius: 6px; background: rgba(124,92,255,.16);
  color: #e0dcff; font-size: 10px; line-height: 1.55; vertical-align: middle; white-space: normal;
}
.storyboard-prompt-token.token-scene { border-color: rgba(62,207,142,.3); background: rgba(62,207,142,.09); color: #b3ecd5; }
.storyboard-prompt-token.token-previous { border-color: rgba(94,194,255,.3); background: rgba(94,194,255,.09); color: #b4e2ff; }
.storyboard-prompt-token.token-parameter { border-color: rgba(245,158,11,.3); background: rgba(245,158,11,.09); color: #ffd99b; }
.storyboard-prompt-input { display: none; }
.storyboard-mention-menu {
  position: absolute; z-index: 6; left: 8px; right: 8px; bottom: 8px;
  max-height: 94px; overflow-y: auto; padding: 5px;
  border: 1px solid rgba(124,92,255,.42); border-radius: 9px; background: rgba(20,21,28,.98);
  box-shadow: 0 12px 30px rgba(0,0,0,.46); backdrop-filter: blur(12px);
}
.storyboard-mention-menu.hidden { display: none; }
.storyboard-mention-option {
  display: grid; grid-template-columns: 8px minmax(0, 1fr) auto; align-items: center; gap: 7px;
  width: 100%; padding: 6px 7px; border: 0; border-radius: 7px;
  background: transparent; color: var(--text-2); text-align: left; cursor: pointer;
}
.storyboard-mention-option:hover { background: var(--brand-dim); color: #fff; }
.storyboard-mention-option > span:nth-child(2) {
  min-width: 0; overflow: hidden; color: var(--text-2); font-size: 10.5px; text-overflow: ellipsis; white-space: nowrap;
}
.storyboard-mention-option em { color: var(--meta); font-size: 9px; font-style: normal; }
.mention-dot { width: 7px; height: 7px; border-radius: 50%; background: #9d8bff; box-shadow: 0 0 0 3px rgba(124,92,255,.1); }
.storyboard-mention-option.mention-scene .mention-dot { background: #54d7a0; box-shadow: 0 0 0 3px rgba(62,207,142,.1); }
.storyboard-mention-option.mention-previous .mention-dot { background: #64caff; box-shadow: 0 0 0 3px rgba(94,194,255,.1); }
.storyboard-card-actions { margin-top: 9px; }
.storyboard-regenerate-btn {
  display:inline-flex;align-items:center;justify-content:center;gap:7px;width: 100%; padding: 10px 11px; border: 1px solid var(--line); border-radius: 999px;
  background: transparent; color: var(--text-2); font-size: 11.5px; font-weight: 700; cursor: pointer; transition: all .15s;
}
.storyboard-regenerate-btn:hover:not(:disabled) { border-color: #fff; background: #fff; color: #0F0F13; }
.storyboard-regenerate-btn:disabled { opacity: .2; cursor: default; }
.storyboard-regenerate-btn.is-loading {
  width: 38px; min-width: 38px; padding-inline: 0;
}
.storyboard-regenerate-icon {
  width: 13px; height: 13px; flex: 0 0 13px; object-fit: contain;
}
.storyboard-regenerate-cost {
  display: inline-flex; align-items: center; gap: 4px; margin-left: 1px;
  color: #f6c453; font-size: 11px; font-weight: 800; line-height: 1;
}
.storyboard-regenerate-cost img {
  width: 14px; height: 14px; border-radius: 50%; object-fit: cover; flex: 0 0 auto;
}
.storyboard-regenerate-btn:hover:not(:disabled) .storyboard-regenerate-cost { color: #8a5b00; }
.storyboard-empty { padding: 70px 20px; text-align: center; color: var(--meta); }

/* Vertical three-column storyboard rows. */
.storyboard-progress-row { grid-template-columns: auto minmax(120px, 1fr); }
.storyboard-track {
  display: grid; align-items: stretch; gap: 12px; overflow: visible;
  margin: 0; padding: 0 0 12px; scroll-snap-type: none;
}
#panel-video > .storyboard-artifact:last-of-type .storyboard-track { padding-bottom: 84px; }
.storyboard-card {
  width: 100%; min-width: 0; overflow: visible; scroll-snap-align: none;
  border-radius: 16px; box-shadow: 0 8px 28px rgba(0,0,0,.17);
}
.storyboard-card-header {
  min-height: 49px; padding: 9px 12px; border-bottom: 1px solid rgba(255,255,255,.065);
  background: rgba(255,255,255,.018); border-radius: 16px 16px 0 0;
}
.storyboard-delete-btn {
  margin-left: auto; padding: 6px 9px; border: 1px solid rgba(240,85,93,.2); border-radius: 8px;
  background: rgba(240,85,93,.06); color: #e99a9e; font-size: 9px; cursor: pointer;
}
.storyboard-delete-btn:hover { background: rgba(240,85,93,.15); color: #fff; }
.storyboard-row-grid {
  display: grid;
  grid-template-columns: minmax(190px,.82fr) minmax(210px,.9fr) minmax(300px,1.35fr);
  min-width: 0;
}
.storyboard-row-column {
  min-width: 0; padding: 13px; border-right: 1px solid rgba(255,255,255,.065);
}
.storyboard-row-column:last-child { border-right: 0; }
.storyboard-column-title {
  display: flex; align-items: center; justify-content: space-between; gap: 8px;
  min-height: 22px; margin-bottom: 9px; color: var(--text-2); font-size: 10.5px; font-weight: 750;
}
.storyboard-column-title > em {
  overflow: hidden; color: var(--meta); font-size: 9px; font-style: normal; font-weight: 500;
  text-overflow: ellipsis; white-space: nowrap;
}
.storyboard-column-title .storyboard-timecode {
  display: inline-flex; margin: 0; padding: 3px 7px; background: rgba(255,255,255,.04);
}
.storyboard-video-wrap {
  width: 100%; height: auto; margin: 0; aspect-ratio: var(--shot-ratio,16/9);
  border-radius: 11px;
}
.storyboard-video-meta {
  display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-top: 9px;
}
.storyboard-video-meta > span {
  display: flex; align-items: center; min-width: 0; color: var(--meta); font-size: 9.5px; white-space: nowrap;
}
.storyboard-video-meta > span i {
  width: 6px; height: 6px; flex: 0 0 auto; margin-right: 6px; border-radius: 50%;
  background: var(--ok); box-shadow: 0 0 0 3px rgba(62,207,142,.1);
}
.storyboard-alternatives-btn {
  flex: 0 0 auto; padding: 6px 8px; border: 1px solid rgba(124,92,255,.28); border-radius: 8px;
  background: rgba(124,92,255,.08); color: #cfc7ff; font-size: 9.5px; cursor: pointer;
}
.storyboard-alternatives-btn:hover { border-color: rgba(124,92,255,.58); background: rgba(124,92,255,.15); }
.storyboard-alternatives-btn b {
  display: inline-grid; place-items: center; min-width: 16px; height: 16px; margin-left: 3px; border-radius: 99px;
  background: rgba(124,92,255,.22); font-size: 8.5px;
}
.storyboard-config-column .storyboard-settings-grid { gap: 7px; }
.storyboard-applied-assets {
  overflow: hidden; margin-top: 10px; border: 1px solid rgba(124,92,255,.14);
  border-radius: 10px; background: rgba(7,8,12,.22);
}
.storyboard-applied-assets-title {
  display: flex; align-items: center; justify-content: space-between; padding: 7px 8px;
  border-bottom: 1px solid rgba(255,255,255,.055); color: var(--meta); font-size: 9px;
}
.storyboard-applied-assets-title > div { display: flex; align-items: center; gap: 6px; }
.storyboard-applied-assets-title em {
  display: grid; place-items: center; min-width: 17px; height: 17px; border-radius: 99px;
  background: rgba(124,92,255,.13); color: #cfc6ff; font-size: 8px; font-style: normal;
}
.storyboard-appearance-add {
  padding: 4px 7px; border: 1px solid rgba(124,92,255,.3); border-radius: 6px;
  background: rgba(124,92,255,.08); color: #cfc7ff; font-size: 8.5px; cursor: pointer;
}
.storyboard-appearance-add:hover { border-color: rgba(124,92,255,.58); background: rgba(124,92,255,.16); }
.storyboard-applied-assets-list {
  display: grid; grid-template-columns: 1fr 1fr; gap: 6px; max-height: 126px; overflow-y: auto; padding: 7px;
}
.storyboard-applied-asset {
  display: flex; align-items: center; gap: 7px; min-width: 0; padding: 5px;
  border: 1px solid rgba(255,255,255,.06); border-radius: 8px; background: rgba(255,255,255,.025);
}
.storyboard-applied-asset > img,
.storyboard-applied-asset > span {
  width: 28px; height: 28px; flex: 0 0 auto; border-radius: 7px; object-fit: cover;
}
.storyboard-applied-asset > span {
  display: grid; place-items: center; background: rgba(124,92,255,.13); color: #cfc7ff; font-size: 10px; font-weight: 750;
}
.storyboard-applied-asset.applied-scene > span { background: rgba(62,207,142,.1); color: #9fe5c7; }
.storyboard-applied-asset.applied-previous > span { background: rgba(94,194,255,.1); color: #a9ddff; }
.storyboard-applied-asset > div { min-width: 0; flex: 1; }
.storyboard-applied-asset strong {
  display: block; overflow: hidden; color: var(--text-2); font-size: 9px; text-overflow: ellipsis; white-space: nowrap;
}
.storyboard-applied-asset em { display: block; margin-top: 2px; color: var(--meta); font-size: 8px; font-style: normal; }
.storyboard-appearance-remove {
  width: 20px; height: 20px; flex: 0 0 auto; padding: 0; border: 0; border-radius: 6px;
  background: transparent; color: var(--meta); font-size: 14px; cursor: pointer;
}
.storyboard-appearance-remove:hover { background: rgba(240,85,93,.12); color: var(--danger); }
.storyboard-applied-empty { grid-column: 1 / -1; padding: 12px 6px; color: var(--meta); font-size: 9px; text-align: center; }
.storyboard-unapplied {
  padding: 3px 6px; border-radius: 6px; background: rgba(245,158,11,.1); color: #f5b84d !important;
}
.storyboard-prompt-column .storyboard-prompt-label { min-height: 22px; margin: 0 0 9px; }
.storyboard-prompt-column .storyboard-prompt-editor,
.storyboard-prompt-column .storyboard-prompt-tokenbar { height: 240px; }
.storyboard-prompt-column .storyboard-card-actions { display: flex; justify-content: flex-end; margin-top: 9px; }
.storyboard-prompt-column .storyboard-regenerate-btn { width: auto; min-width: 116px; padding-inline: 15px; }
.storyboard-insert-btn {
  position: relative; height: 18px; margin: -3px 0; border: 0; background: transparent; cursor: pointer;
}
.storyboard-insert-btn::before {
  content: ''; position: absolute; left: 8%; right: 8%; top: 50%; height: 1px; background: transparent;
}
.storyboard-insert-btn span {
  position: absolute; left: 50%; top: 50%; display: grid; place-items: center; width: 26px; height: 26px;
  border: 1px solid rgba(124,92,255,.42); border-radius: 50%; background: #191a21; color: #cfc7ff;
  opacity: 0; transform: translate(-50%,-50%) scale(.75); transition: .16s;
}
.storyboard-insert-btn:hover::before, .storyboard-insert-btn:focus-visible::before { background: rgba(124,92,255,.35); }
.storyboard-insert-btn:hover span, .storyboard-insert-btn:focus-visible span { opacity: 1; transform: translate(-50%,-50%) scale(1); }
.storyboard-preview-fab {
  position: absolute; z-index: 80; right: 28px; bottom: 24px;
  display: grid; grid-template-columns: 30px auto; grid-template-rows: auto auto; column-gap: 9px;
  min-width: 174px; padding: 10px 14px 10px 11px; border: 1px solid rgba(172,156,255,.52); border-radius: 14px;
  background: linear-gradient(135deg, rgba(124,92,255,.96), rgba(92,66,220,.96)); color: #fff;
  box-shadow: 0 14px 42px rgba(70,45,190,.38); text-align: left; cursor: pointer; backdrop-filter: blur(12px);
}
.storyboard-preview-fab > span {
  grid-row: 1 / 3; display: grid; place-items: center; width: 30px; height: 30px; align-self: center;
  border-radius: 50%; background: rgba(255,255,255,.17); font-size: 10px;
}
.storyboard-preview-fab strong { font-size: 11.5px; line-height: 1.2; }
.storyboard-preview-fab em { color: rgba(255,255,255,.72); font-size: 9px; font-style: normal; }
.storyboard-preview-fab:hover:not(:disabled) { filter: brightness(1.08); transform: translateY(-1px); }
.storyboard-preview-fab:disabled { opacity: .42; cursor: default; }

.storyboard-version-modal,
.storyboard-appearance-modal,
.storyboard-preview-modal {
  position: fixed; z-index: 950; inset: 0; display: grid; place-items: center; padding: 24px;
}
.storyboard-modal-backdrop { position: absolute; inset: 0; background: rgba(3,4,7,.78); backdrop-filter: blur(8px); }
.storyboard-version-dialog,
.storyboard-appearance-dialog,
.storyboard-preview-dialog {
  position: relative; z-index: 1; width: min(920px,94vw); max-height: 88vh; overflow: hidden;
  border: 1px solid rgba(255,255,255,.11); border-radius: 20px;
  background: linear-gradient(180deg,#1d1e26,#121318); box-shadow: 0 28px 90px rgba(0,0,0,.56);
}
.storyboard-version-dialog > header,
.storyboard-appearance-dialog > header,
.storyboard-preview-dialog > header {
  display: flex; align-items: flex-start; justify-content: space-between; gap: 20px; padding: 18px 20px;
  border-bottom: 1px solid rgba(255,255,255,.07);
}
.storyboard-version-dialog header span,
.storyboard-appearance-dialog header span,
.storyboard-preview-dialog header span { color: #aa9aff; font-size: 9.5px; font-weight: 750; letter-spacing: .08em; }
.storyboard-version-dialog h3,
.storyboard-appearance-dialog h3,
.storyboard-preview-dialog h3 { margin: 3px 0 0; color: var(--text); font-size: 18px; }
.storyboard-version-dialog header p,
.storyboard-appearance-dialog header p { margin: 5px 0 0; color: var(--meta); font-size: 10px; }
.storyboard-modal-close {
  width: 34px; height: 34px; border: 1px solid rgba(255,255,255,.1); border-radius: 10px;
  background: rgba(255,255,255,.04); color: var(--text-2); font-size: 20px; cursor: pointer;
}
.storyboard-modal-close:hover { background: rgba(255,255,255,.09); color: #fff; }
.storyboard-appearance-dialog { width: min(680px,92vw); }
.storyboard-appearance-options {
  display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 8px;
  max-height: min(520px,65vh); overflow-y: auto; padding: 14px;
}
.storyboard-appearance-option {
  display: grid; grid-template-columns: 40px minmax(0,1fr) 24px; align-items: center; gap: 9px;
  padding: 8px; border: 1px solid rgba(255,255,255,.075); border-radius: 10px;
  background: rgba(255,255,255,.025); color: var(--text-2); text-align: left; cursor: pointer;
}
.storyboard-appearance-option:hover { border-color: rgba(124,92,255,.44); background: rgba(124,92,255,.08); }
.storyboard-appearance-option > img,
.storyboard-appearance-option > span {
  width: 40px; height: 40px; border-radius: 9px; object-fit: cover;
}
.storyboard-appearance-option > span {
  display: grid; place-items: center; background: rgba(124,92,255,.13); color: #cfc7ff; font-size: 12px; font-weight: 750;
}
.storyboard-appearance-option > div { min-width: 0; }
.storyboard-appearance-option strong {
  display: block; overflow: hidden; font-size: 10.5px; text-overflow: ellipsis; white-space: nowrap;
}
.storyboard-appearance-option em { display: block; margin-top: 3px; color: var(--meta); font-size: 9px; font-style: normal; }
.storyboard-appearance-option b {
  display: grid; place-items: center; width: 24px; height: 24px; border-radius: 7px;
  background: rgba(124,92,255,.13); color: #cfc7ff; font-size: 12px;
}
.storyboard-appearance-empty { grid-column: 1 / -1; padding: 46px 20px; color: var(--meta); font-size: 11px; text-align: center; }
.storyboard-version-grid {
  display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 12px;
  max-height: calc(88vh - 92px); overflow-y: auto; padding: 16px;
}
.storyboard-version-card {
  overflow: hidden; border: 1px solid rgba(255,255,255,.08); border-radius: 13px; background: rgba(255,255,255,.025);
}
.storyboard-version-card:not(.is-current) { cursor: pointer; transition: border-color .16s ease, background .16s ease; }
.storyboard-version-card:not(.is-current):hover,
.storyboard-version-card:not(.is-current):focus-visible {
  border-color: rgba(124,92,255,.55); background: rgba(124,92,255,.07); outline: none;
}
.storyboard-version-card.is-current { border-color: rgba(62,207,142,.45); box-shadow: inset 0 0 0 1px rgba(62,207,142,.1); }
.storyboard-version-video { position: relative; aspect-ratio: 16/9; overflow: hidden; background: #090a0d; }
.storyboard-version-video video { width: 100%; height: 100%; object-fit: contain; }
.storyboard-version-video > span {
  position: absolute; top: 8px; left: 8px; padding: 3px 6px; border-radius: 6px;
  background: rgba(9,10,14,.72); color: #fff; font-family: var(--font-mono); font-size: 8.5px;
}
.storyboard-version-info { padding: 11px; }
.storyboard-version-info p { margin: 0; color: var(--meta); font-size: 9px; }
.storyboard-preview-dialog { width: min(1080px,94vw); }
.storyboard-preview-stage { position: relative; height: min(61vh,610px); background: #06070a; }
.storyboard-preview-video { width: 100%; height: 100%; object-fit: contain; }
.storyboard-preview-now {
  position: absolute; left: 16px; top: 14px; display: flex; gap: 8px; align-items: center;
  padding: 6px 9px; border-radius: 8px; background: rgba(9,10,14,.72); backdrop-filter: blur(8px);
}
.storyboard-preview-now strong { color: #fff; font-size: 10.5px; }
.storyboard-preview-now span { color: var(--meta); font-family: var(--font-mono); font-size: 9px; }
.storyboard-preview-stage .storyboard-preview-download {
  position: absolute; z-index: 3; top: 14px; right: 16px;
}
.storyboard-preview-timeline { display: flex; gap: 4px; padding: 12px 16px 14px; background: #111218; }
.storyboard-preview-timeline button {
  position: relative; flex-grow: var(--segment,5); flex-basis: 34px; min-width: 34px; overflow: hidden;
  display: flex; justify-content: space-between; gap: 5px; padding: 7px 8px;
  border: 1px solid rgba(255,255,255,.07); border-radius: 7px; background: rgba(255,255,255,.035);
  color: var(--meta); font-family: var(--font-mono); font-size: 8.5px; cursor: pointer;
}
.storyboard-preview-timeline button.is-active {
  border-color: rgba(124,92,255,.65); background: rgba(124,92,255,.18); color: #d8d1ff;
}
.storyboard-preview-timeline button em { font-style: normal; opacity: .72; }
.storyboard-preview-download {
  padding: 9px 14px; border: 0; border-radius: 9px; background: var(--grad); color: #fff;
  font-size: 10.5px; font-weight: 750; cursor: pointer; box-shadow: 0 8px 24px rgba(70,45,190,.28);
}

.video-card {
  border: 1px solid var(--line); border-radius: var(--r-lg);
  background: var(--card); overflow: hidden;
}
.video-player {
  position: relative; min-height: 320px; aspect-ratio: 16/9;
  display: flex; align-items: center; justify-content: center;
  background: radial-gradient(640px 320px at 50% 40%, #20242E, var(--bg-soft));
  cursor: pointer;
}
.video-play-btn {
  width: 68px; height: 68px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 22px; color: #fff; background: var(--grad);
  box-shadow: 0 10px 34px rgba(124,92,255,.45);
  transition: transform .15s;
}
.video-player:hover .video-play-btn { transform: scale(1.08); }
.video-title-overlay {
  position: absolute; left: 16px; bottom: 13px;
  font-size: 12.5px; color: var(--text-2);
}
.video-download-btn {
  position: absolute; z-index: 3; top: 14px; right: 14px;
  width: 38px; height: 38px; border: 1px solid rgba(255,255,255,.2); border-radius: 50%;
  background: rgba(13,14,18,.76); color: #fff; font-size: 21px; line-height: 1;
  cursor: pointer; backdrop-filter: blur(8px); transition: all .15s;
}
.video-download-btn:hover { border-color: rgba(255,255,255,.42); background: var(--brand); transform: translateY(-1px); }

.video-feedback { display: flex; align-items: center; gap: 12px; padding: 13px 16px 15px; }
.video-feedback-label { font-size: 12.5px; color: var(--meta); }
.video-feedback-controls { display: flex; gap: 6px; }
.video-feedback-btn {
  width: 34px; height: 34px; border-radius: var(--r-sm);
  border: 1px solid var(--line); background: transparent;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; transition: all .15s;
}
.video-feedback-btn svg { width: 15px; height: 15px; fill: var(--meta); transition: fill .15s; }
.video-feedback-btn:hover { border-color: rgba(255,255,255,.25); }
.video-feedback-btn:hover svg { fill: var(--text); }
.video-feedback-btn.selected { border-color: var(--ok); background: var(--ok-dim); }
.video-feedback-btn.selected svg { fill: var(--ok); }
.video-feedback-status { font-size: 12px; color: var(--ok); }

/* ── 8 · Input area & inspiration ─────────────────────────────────────────── */
.inspiration-bar { flex-shrink: 0; padding: 11px 18px 2px; border-top: 1px solid var(--line-soft); }
.inspo-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.inspo-tag {
  padding: 6px 15px; border-radius: 999px;
  border: 1px solid var(--line); background: transparent;
  color: var(--text-2); font-size: 12.5px; cursor: pointer;
  transition: all .15s;
}
.inspo-tag:hover { border-color: rgba(124,92,255,.6); color: #C9BBFF; background: var(--brand-dim); }

.input-area {
  --input-surface: #17171f;
  position: relative; flex-shrink: 0; min-height: 96px; margin: 12px 18px;
  padding: 14px 14px 12px; overflow: hidden; isolation: isolate;
  border: 1px solid transparent; border-radius: 18px;
  background:
    linear-gradient(var(--input-surface), var(--input-surface)) padding-box,
    linear-gradient(90deg, rgba(255,255,255,.14), rgba(255,255,255,.06)) border-box;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.035), 0 12px 28px rgba(0,0,0,.18);
}
.input-area:has(.input-box:placeholder-shown):not(:focus-within) {
  background:
    linear-gradient(var(--input-surface), var(--input-surface)) padding-box,
    linear-gradient(105deg, #ffaf31 0%, #875cff 28%, #ff813a 53%, #9b68ff 76%, #ffaf31 100%) border-box;
  background-size: auto, 300% 100%;
  animation: input-border-flow 3.4s linear infinite;
}
@keyframes input-border-flow {
  to { background-position: 0 0, 300% 0; }
}
.input-row { display: block; }
.input-box {
  display: block; width: 100%; min-height: 52px; max-height: 140px;
  padding: 3px 58px 4px 2px; resize: none;
  border: 0; border-radius: 0;
  background: transparent; color: var(--text);
  font-family: var(--font-ui); font-size: 14px; line-height: 1.55;
  transition: color .15s;
}
.input-box::placeholder { color: var(--meta); }
.input-box:focus { outline: none; }
.input-box:disabled { opacity: .5; }
.send-btn {
  position: absolute; z-index: 1; right: 14px; bottom: 12px;
  width: 42px; height: 42px; border-radius: 50%;
  border: 0; background: var(--grad); color: #fff;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  box-shadow: 0 4px 16px rgba(255,179,56,.35);
  transition: filter .15s, transform .1s;
}
.send-btn:hover:not(:disabled) { filter: brightness(1.1); }
.send-btn:active:not(:disabled) { transform: scale(.94); }
.send-btn:disabled { opacity: .35; cursor: default; box-shadow: none; }
.input-hint { margin-top: 8px; padding: 0 56px 0 2px; font-size: 11px; color: var(--meta); opacity: .8; }

/* ── 9 · Modals ───────────────────────────────────────────────────────────── */
.confirm-modal, .screenplay-modal, .shot-editor-modal,
.membership-modal, .video-feedback-modal, .coin-shortage-modal {
  position: fixed; inset: 0; z-index: 90;
  display: flex; align-items: center; justify-content: center; padding: 20px;
}
.screenplay-modal.hidden, .shot-editor-modal.hidden,
.membership-modal.hidden, .video-feedback-modal.hidden,
.coin-shortage-modal.hidden { display: none; }

.confirm-backdrop, .screenplay-modal-backdrop, .shot-editor-backdrop,
.membership-backdrop, .video-feedback-backdrop, .coin-shortage-backdrop {
  position: absolute; inset: 0; background: rgba(6,7,10,.78); cursor: pointer;
  backdrop-filter: blur(3px);
}

.confirm-dialog {
  position: relative; z-index: 1;
  width: min(400px, calc(100vw - 48px)); padding: 24px 22px 19px;
  background: var(--card); border: 1px solid var(--line); border-radius: var(--r-lg);
  box-shadow: 0 30px 80px rgba(0,0,0,.6);
}
.confirm-msg { font-size: 14px; line-height: 1.75; }
.confirm-actions { display: flex; justify-content: flex-end; gap: 9px; margin-top: 20px; }
.confirm-cancel-btn, .confirm-ok-btn {
  padding: 9px 20px; border-radius: 999px; font-size: 13px; cursor: pointer;
  transition: all .15s;
}
.confirm-cancel-btn { border: 1px solid var(--line); background: transparent; color: var(--text-2); }
.confirm-cancel-btn:hover { color: var(--text); border-color: rgba(255,255,255,.25); }
.confirm-ok-btn { border: 0; background: var(--grad); color: #fff; font-weight: 700; }
.confirm-ok-btn:hover { filter: brightness(1.08); }

.screenplay-modal-dialog {
  position: relative; z-index: 1;
  width: min(820px, calc(100vw - 48px)); height: min(760px, 88vh);
  display: flex; flex-direction: column; overflow: hidden;
  background: var(--card); border: 1px solid var(--line); border-radius: var(--r-lg);
  box-shadow: 0 30px 80px rgba(0,0,0,.6);
}
.screenplay-modal-header {
  flex-shrink: 0; display: flex; align-items: center; justify-content: space-between;
  padding: 17px 22px; border-bottom: 1px solid var(--line-soft);
}
.screenplay-modal-title { font-size: 15.5px; font-weight: 700; }
.screenplay-modal-close, .shot-editor-close {
  width: 31px; height: 31px; border-radius: var(--r-sm);
  border: 1px solid var(--line); background: transparent; color: var(--meta); cursor: pointer;
  transition: all .15s;
}
.screenplay-modal-close:hover, .shot-editor-close:hover { color: var(--text); border-color: rgba(255,255,255,.25); }
.screenplay-modal-textarea {
  flex: 1; margin: 18px 22px 0; padding: 15px 17px; resize: none;
  border: 1px solid var(--line); border-radius: var(--r-md);
  background: var(--bg); color: var(--text);
  font-family: var(--font-ui); font-size: 14px; line-height: 1.95;
}
.screenplay-modal-textarea:focus { outline: none; border-color: var(--brand); }
.screenplay-modal-textarea[readonly] { color: var(--text-2); cursor: default; border-color: var(--line-soft); }
.screenplay-modal-footer { flex-shrink: 0; padding: 15px 22px 19px; }

.shot-editor-dialog {
  position: relative; z-index: 1;
  width: min(940px, calc(100vw - 32px)); max-height: 86vh;
  display: flex; flex-direction: column; overflow: hidden;
  background: var(--card); border: 1px solid var(--line); border-radius: var(--r-lg);
  box-shadow: 0 30px 80px rgba(0,0,0,.6);
}
.shot-editor-header {
  flex-shrink: 0; display: flex; align-items: center; justify-content: space-between;
  padding: 16px 22px; border-bottom: 1px solid var(--line-soft);
}
.shot-editor-title { font-size: 15.5px; font-weight: 700; }
.shot-editor-header-actions { display: flex; align-items: center; gap: 9px; }
.shot-editor-export-btn {
  padding: 8px 18px; border-radius: 999px;
  border: 0; background: var(--grad); color: #fff;
  font-size: 13px; font-weight: 700; cursor: pointer;
  transition: filter .15s;
}
.shot-editor-export-btn:hover { filter: brightness(1.08); }
.shot-editor-list { overflow-y: auto; padding: 18px 22px 24px; display: flex; flex-direction: column; gap: 11px; }
.shot-empty { text-align: center; color: var(--meta); padding: 52px 0; }

.shot-item {
  border: 1px solid var(--line); border-radius: var(--r-md);
  background: var(--bg-soft); overflow: hidden;
  transition: border-color .15s;
}
.shot-item.shot-selected { border-color: var(--ok); }
.shot-item.shot-failed { border-color: rgba(240,85,93,.55); }
.shot-item-header {
  display: flex; align-items: center; gap: 13px;
  padding: 12px 15px; cursor: pointer; user-select: none;
}
.shot-select {
  flex-shrink: 0; width: 19px; height: 19px; border-radius: 6px;
  border: 1.5px solid var(--line); background: transparent; cursor: pointer;
  transition: all .15s; position: relative;
}
.shot-select:hover { border-color: var(--ok); }
.shot-select.on { background: var(--ok); border-color: var(--ok); }
.shot-select.on::after {
  content: '✓'; position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 11px; font-weight: 900; color: #0D0E12;
}
.shot-item-num {
  flex-shrink: 0; min-width: 36px; padding: 3px 8px; text-align: center;
  border-radius: 999px; background: var(--brand-dim);
  font-family: var(--font-mono); font-size: 11.5px; color: #C9BBFF;
}
.shot-item-info { flex: 1; min-width: 0; }
.shot-item-label { font-size: 13px; font-weight: 700; }
.shot-item-meta {
  font-size: 11.5px; color: var(--meta);
  overflow: hidden; white-space: nowrap; text-overflow: ellipsis;
}
.shot-item-duration {
  flex-shrink: 0; font-family: var(--font-mono); font-size: 11.5px; color: var(--text-2);
  padding: 3px 9px; border: 1px solid var(--line); border-radius: 999px;
}
.shot-item-arrow { flex-shrink: 0; font-size: 9px; color: var(--meta); transition: transform .2s; }
.shot-item.open .shot-item-arrow { transform: rotate(180deg); }

.shot-item-body { display: none; padding: 4px 15px 15px; }
.shot-item.open .shot-item-body { display: block; }
.shot-top-row { display: flex; gap: 15px; }
.shot-video-col { flex-shrink: 0; width: 320px; max-width: 46%; }
.shot-video-wrap {
  position: relative; overflow: hidden; border-radius: var(--r-md);
  background: var(--bg); cursor: pointer;
}
.shot-video-el { width: 100%; display: block; aspect-ratio: 16/9; object-fit: cover; }
.shot-video-overlay {
  position: absolute; inset: 0;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 6px;
  background: rgba(13,14,18,.5); transition: opacity .2s;
}
.shot-item.open .shot-video-overlay:not(.shot-video-overlay-loading) { opacity: 0; pointer-events: none; }
.shot-video-overlay-loading { opacity: 1 !important; background: rgba(13,14,18,.78); }
.shot-video-overlay-loading .shot-video-play { animation: spin 1.1s linear infinite; }
.shot-video-play {
  width: 42px; height: 42px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: var(--grad); color: #fff; font-size: 14px;
}
.shot-video-label { font-size: 11px; color: var(--text-2); }
.shot-fail-overlay {
  position: absolute; inset: 0; display: none;
  align-items: center; justify-content: center;
  background: rgba(13,14,18,.82); color: var(--danger); font-size: 12.5px; font-weight: 700;
}
.shot-item.shot-failed .shot-fail-overlay { display: flex; }

.shot-info-col { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 9px; padding-top: 2px; }
.shot-meta-row { display: flex; gap: 8px; font-size: 12.5px; }
.shot-meta-lbl { flex-shrink: 0; color: var(--meta); }
.shot-meta-val { color: var(--text-2); }
.shot-dur-row { display: flex; align-items: center; gap: 7px; margin-top: 2px; }
.shot-dur-step {
  width: 27px; height: 27px; border-radius: var(--r-sm);
  border: 1px solid var(--line); background: transparent; color: var(--text-2);
  font-size: 13px; cursor: pointer; transition: all .15s;
}
.shot-dur-step:hover { border-color: rgba(255,255,255,.25); color: var(--text); }
.shot-dur-input {
  width: 58px; height: 27px; text-align: center;
  border: 1px solid var(--line); border-radius: var(--r-sm);
  background: var(--card); color: var(--text);
  font-family: var(--font-mono); font-size: 12.5px;
}
.shot-dur-input:focus { outline: none; border-color: var(--brand); }
.shot-dur-unit { font-size: 12px; color: var(--meta); }

.shot-action-row { display: flex; gap: 9px; margin-top: 13px; }
.shot-redraw-btn, .shot-prompt-toggle {
  padding: 8px 15px; border-radius: var(--r-md);
  border: 1px solid var(--line); background: transparent; color: var(--text-2);
  font-size: 12.5px; cursor: pointer; transition: all .15s;
}
.shot-redraw-btn:hover:not(:disabled) { color: #0F0F13; border-color: #fff; background: #fff; }
.shot-redraw-btn:disabled { opacity: .2; cursor: default; }
.shot-redraw-icon {
  width: 13px; height: 13px; flex: 0 0 13px; object-fit: contain;
}
.shot-prompt-toggle:hover { color: var(--text); border-color: rgba(255,255,255,.25); }
.shot-prompt-area { margin-top: 11px; }
.shot-prompt-area.prompt-hidden { display: none; }
.shot-prompt-text {
  padding: 11px 13px; border: 1px solid var(--line-soft); border-radius: var(--r-sm);
  background: var(--card); color: var(--text-2);
  font-family: var(--font-mono); font-size: 11.5px; line-height: 1.7;
  white-space: pre-wrap;
}

.lightbox, .video-lightbox {
  position: fixed; inset: 0; z-index: 100;
  display: flex; align-items: center; justify-content: center;
}
.lightbox.hidden, .video-lightbox.hidden { display: none; }
.lightbox-backdrop, .video-lightbox-backdrop {
  position: absolute; inset: 0; background: rgba(6,7,10,.92); cursor: pointer;
}
.lightbox-img {
  position: relative; z-index: 1;
  max-width: 88vw; max-height: 88vh;
  border-radius: var(--r-md); box-shadow: 0 30px 90px rgba(0,0,0,.7);
}
.video-lightbox-inner { position: relative; z-index: 1; }
.video-lightbox-video { max-width: 72vw; max-height: 72vh; border-radius: var(--r-md); display: block; }
.lightbox-close {
  position: absolute; top: 22px; right: 26px; z-index: 2;
  width: 40px; height: 40px; border-radius: 50%;
  border: 1px solid rgba(255,255,255,.25); background: rgba(13,14,18,.7);
  color: var(--text); font-size: 15px; cursor: pointer;
  transition: background .15s;
}
.lightbox-close:hover { background: rgba(13,14,18,.95); }

.membership-dialog {
  position: relative; z-index: 1;
  box-sizing: border-box;
  width: min(480px, calc(100vw - 40px)); margin-top: 128px; padding: 230px 56px 36px; text-align: center;
  background: var(--card); border: 1px solid var(--line); border-radius: 24px;
  box-shadow: 0 30px 80px rgba(0,0,0,.6);
}
.membership-crown {
  position: absolute; z-index: 1; left: 50%; top: -148px;
  width: min(108%, 560px); height: auto; object-fit: contain; display: block;
  margin: 0; transform: translateX(-50%); pointer-events: none;
}
.membership-title { position: relative; z-index: 2; font-size: 22px; font-weight: 800; line-height: 1.3; }
.membership-desc { position: relative; z-index: 2; margin-top: 14px; font-size: 14px; line-height: 1.55; color: var(--text-2); }
.membership-upgrade-btn {
  position: relative; z-index: 2;
  display: block; width: 100%; min-height: 60px; margin-top: 24px; padding: 0 20px;
  border: 1px solid rgba(255,255,255,.8); border-radius: 16px;
  background: var(--grad); color: #fff; font-size: 14px; font-weight: 800;
  cursor: pointer; box-shadow: 0 4px 18px rgba(124,92,255,.35);
  transition: filter .15s;
}
.membership-upgrade-btn:hover { filter: brightness(1.08); }
.membership-close-btn {
  position: relative; z-index: 2;
  display: block; width: 100%; min-height: 36px; margin-top: 14px; padding: 0 12px;
  border: 0; background: transparent; color: var(--meta); font-size: 13px; cursor: pointer;
}
.membership-close-btn:hover { color: var(--text); }

.coin-shortage-dialog {
  position: relative; z-index: 1;
  box-sizing: border-box;
  width: min(480px, calc(100vw - 40px));
  margin-top: 128px; padding: 230px 56px 36px;
  border: 1px solid rgba(255,255,255,.1); border-radius: 24px;
  background: #1f1f24; color: rgba(255,255,255,.92); text-align: center;
  box-shadow: 0 30px 80px rgba(0,0,0,.58);
}
.coin-shortage-dialog.is-loading { visibility: hidden; }
.coin-shortage-dialog.no-art { margin-top: 0; padding-top: 38px; }
.coin-shortage-loading {
  position: absolute; z-index: 2; left: 50%; top: 50%;
  width: 62px; height: 62px; display: grid; place-items: center;
  border: 1px solid rgba(255,255,255,.12); border-radius: 50%;
  background: rgba(31,31,36,.94);
  box-shadow: 0 24px 70px rgba(0,0,0,.52);
  transform: translate(-50%, -50%);
}
.coin-shortage-loading span {
  width: 26px; height: 26px; border: 3px solid rgba(255,255,255,.22);
  border-top-color: #ffc552; border-radius: 50%;
  animation: coin-shortage-loading-spin .75s linear infinite;
}
@keyframes coin-shortage-loading-spin { to { transform: rotate(360deg); } }
.coin-shortage-art {
  position: absolute; z-index: 1; left: 50%; top: -148px;
  display: block; width: min(108%, 560px); height: auto;
  transform: translateX(-50%); pointer-events: none;
  clip-path: none;
}
.coin-shortage-copy {
  position: relative; z-index: 2;
}
.coin-shortage-copy strong {
  display: block; font-size: 22px; font-weight: 800; line-height: 1.3;
}
.coin-shortage-copy span {
  display: block; margin-top: 14px; color: rgba(255,255,255,.62);
  font-size: 14px; line-height: 1.55;
}
.coin-shortage-topup {
  position: relative; z-index: 2;
  width: 100%; min-height: 60px; margin-top: 24px; padding: 0 20px;
  border: 1px solid rgba(255,255,255,.8); border-radius: 16px;
  background: linear-gradient(90deg,#ffe57f 0%,#ffb338 100%); color: #111218;
  box-shadow: 0 8px 24px rgba(255,179,56,.2);
  font: inherit; font-size: 16px; font-weight: 800; cursor: pointer;
  transition: filter .15s, transform .1s, box-shadow .15s;
}
.coin-shortage-topup:hover { filter: brightness(1.05); box-shadow: 0 10px 28px rgba(255,179,56,.28); }
.coin-shortage-topup:active { transform: translateY(1px); }
.coin-shortage-topup:focus-visible { outline: 3px solid rgba(255,255,255,.92); outline-offset: 3px; }
.coin-shortage-cancel {
  position: relative; z-index: 2;
  width: 100%; min-height: 36px; margin-top: 14px; padding: 0 12px;
  border: 0; border-radius: 8px; background: transparent; color: rgba(255,255,255,.42);
  font: inherit; font-size: 14px; font-weight: 600; cursor: pointer;
  transition: color .15s, background .15s;
}
.coin-shortage-cancel:hover { background: rgba(255,255,255,.04); color: rgba(255,255,255,.72); }
.coin-shortage-cancel:focus-visible { outline: 2px solid rgba(255,255,255,.75); outline-offset: 2px; }
@media (prefers-reduced-motion: reduce) {
  .coin-shortage-loading span { animation-duration: 1.4s; }
}

@media (max-width: 520px), (max-height: 700px) {
  .membership-dialog {
    width: min(420px, calc(100vw - 32px)); margin-top: 104px;
    padding: 196px 38px 28px; border-radius: 20px;
  }
  .membership-crown { top: -114px; }
  .membership-title { font-size: 20px; }
  .membership-desc { margin-top: 10px; font-size: 13px; }
  .membership-upgrade-btn { min-height: 52px; margin-top: 20px; border-radius: 14px; font-size: 15px; }
  .membership-close-btn { margin-top: 10px; font-size: 13px; }

  .coin-shortage-dialog {
    width: min(420px, calc(100vw - 32px)); margin-top: 104px;
    padding: 196px 38px 28px; border-radius: 20px;
  }
  .coin-shortage-art { top: -114px; }
  .coin-shortage-copy strong { font-size: 20px; }
  .coin-shortage-copy span { margin-top: 10px; font-size: 13px; }
  .coin-shortage-topup { min-height: 52px; margin-top: 20px; border-radius: 14px; font-size: 15px; }
  .coin-shortage-cancel { margin-top: 10px; font-size: 13px; }
}

@media (max-width: 390px), (max-height: 610px) {
  .membership-dialog {
    width: min(360px, calc(100vw - 28px)); margin-top: 82px;
    padding: 165px 28px 22px;
  }
  .membership-crown { top: -96px; }
  .membership-title { font-size: 18px; }
  .membership-upgrade-btn { min-height: 48px; }

  .coin-shortage-dialog {
    width: min(360px, calc(100vw - 28px)); margin-top: 82px;
    padding: 165px 28px 22px;
  }
  .coin-shortage-art { top: -96px; }
  .coin-shortage-copy strong { font-size: 18px; }
  .coin-shortage-topup { min-height: 48px; }
}

.video-feedback-dialog {
  position: relative; z-index: 1;
  width: min(480px, calc(100vw - 48px)); padding: 24px 24px 19px;
  background: var(--card); border: 1px solid var(--line); border-radius: var(--r-lg);
  box-shadow: 0 30px 80px rgba(0,0,0,.6);
}
.video-feedback-modal-header { display: flex; align-items: flex-start; gap: 12px; }
.video-feedback-modal-icon {
  width: 38px; height: 38px; flex-shrink: 0; border-radius: var(--r-md);
  display: flex; align-items: center; justify-content: center;
  background: rgba(240,85,93,.14); color: var(--danger);
}
.video-feedback-modal-icon svg { width: 18px; height: 18px; fill: currentColor; }
.video-feedback-modal-heading { flex: 1; min-width: 0; }
.video-feedback-modal-title { font-size: 15px; font-weight: 700; }
.video-feedback-modal-desc { margin-top: 3px; font-size: 12px; color: var(--meta); }
.video-feedback-modal-close {
  flex-shrink: 0; width: 29px; height: 29px; margin: -2px -2px 0 0;
  border: 0; border-radius: var(--r-sm); background: transparent; color: var(--meta);
  font-size: 18px; cursor: pointer;
}
.video-feedback-modal-close:hover { color: var(--text); background: var(--card-2); }
.video-feedback-input-wrap { position: relative; margin-top: 17px; }
.video-feedback-input {
  width: 100%; min-height: 100px; padding: 12px 14px 28px; resize: vertical;
  border: 1px solid var(--line); border-radius: var(--r-md);
  background: var(--bg); color: var(--text);
  font-family: var(--font-ui); font-size: 13.5px; line-height: 1.6;
}
.video-feedback-input:focus { outline: none; border-color: var(--brand); }
.video-feedback-count {
  position: absolute; right: 11px; bottom: 9px;
  font-family: var(--font-mono); font-size: 10.5px; color: var(--meta);
}
.video-feedback-error { min-height: 19px; margin-top: 6px; font-size: 12px; color: var(--danger); }
.video-feedback-modal-footer { display: flex; justify-content: flex-end; gap: 9px; }
.video-feedback-cancel, .video-feedback-submit {
  padding: 9px 19px; border-radius: 999px; font-size: 13px; cursor: pointer; transition: all .15s;
}
.video-feedback-cancel { border: 1px solid var(--line); background: transparent; color: var(--text-2); }
.video-feedback-cancel:hover { color: var(--text); border-color: rgba(255,255,255,.25); }
.video-feedback-submit { border: 0; background: var(--grad); color: #fff; font-weight: 700; }
.video-feedback-submit:hover:not(:disabled) { filter: brightness(1.08); }
.video-feedback-submit:disabled { opacity: .4; cursor: default; }

/* ── 10 · Responsive ──────────────────────────────────────────────────────── */
@media (max-width: 920px) {
  .workspace { flex-direction: column; }
  .chat-pane { width: 100%; height: 46%; border-right: 0; border-bottom: 1px solid var(--line); }
  .content-pane { height: 54%; }
  .brand-sub, .site-track .hdr-btn { display: none; }
  .track-view { padding: 36px 20px 64px; }
  .track-grid {
    grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
    gap: 13px;
  }
  .track-choice-btn { width: 100%; }
  .track-caption { min-height: 44px; }
  .projects-grid { grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 13px; }
  .panel-pane { padding: 20px 18px 40px; }
  .storyboard-toolbar { gap: 10px; }
  .storyboard-project-title { font-size: 18px; }
  .storyboard-progress-row { grid-template-columns: auto 1fr; }
  .storyboard-card { width: 100%; min-width: 0; }
  .storyboard-row-grid { grid-template-columns: minmax(180px,.8fr) minmax(200px,.9fr) minmax(280px,1.25fr); }
  .shot-top-row { flex-direction: column; }
  .shot-video-col { width: 100%; max-width: none; }
}

@media (max-width: 620px) {
  .pane-cap { padding-inline: 12px; }
  .workspace-back { left: 12px; padding-inline: 8px; }
  .storyboard-workspace { padding: 12px; }
  .storyboard-toolbar { grid-template-columns: 1fr; }
  .storyboard-row-grid { grid-template-columns: 1fr; }
  .storyboard-row-column { border-right: 0; border-bottom: 1px solid rgba(255,255,255,.065); }
  .storyboard-row-column:last-child { border-bottom: 0; }
  .storyboard-version-grid { grid-template-columns: 1fr; }
  .storyboard-appearance-options { grid-template-columns: 1fr; }
  .image-version-grid,.shot-insert-options { grid-template-columns: 1fr; }
  .storyboard-insert-btn span { opacity: .75; transform: translate(-50%,-50%) scale(.9); }
  .storyboard-preview-fab { right: 16px; bottom: 16px; }
}

/* 水果可爱吃播：横向首帧图片区 */
.mukbang-source-choice .options-choices {
  display: grid;
  gap: 8px;
  grid-template-columns: 1fr;
}
.mukbang-source-choice .opt-btn {
  align-items: flex-start;
  border-radius: var(--r-md);
  display: flex;
  flex-direction: column;
  gap: 2px;
  text-align: left;
}
.mukbang-source-choice .opt-btn small { color: var(--meta); font-size: 10px; font-weight: 400; }

#panel-images > .mukbang-image-artifact {
  margin: 0;
  max-width: none;
  width: 100%;
}
.mukbang-image-workspace { min-width: 0; padding: 0 0 24px; }
.mukbang-simple-toolbar {
  align-items: center;
  border-bottom: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  margin-bottom: 14px;
  padding: 2px 0 12px;
}
.mukbang-simple-toolbar h2 { color: var(--text); font-size: 17px; font-weight: 700; line-height: 1.2; }
.mukbang-simple-toolbar span {
  background: var(--card-2);
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--text-2);
  font: 10px/1 var(--font-mono);
  padding: 6px 8px;
}

.mukbang-simple-reference {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  margin-bottom: 14px;
  padding: 10px;
}
.mukbang-simple-reference-head {
  align-items: center;
  display: flex;
  justify-content: space-between;
  margin-bottom: 8px;
}
.mukbang-simple-reference-head > strong { color: var(--text); font-size: 12px; }
.mukbang-reference-replace {
  background: var(--card-2);
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--text-2);
  cursor: pointer;
  font-size: 10px;
  padding: 5px 8px;
}
.mukbang-simple-reference-body { align-items: center; display: flex; gap: 10px; }
.mukbang-simple-reference-body img {
  aspect-ratio: 3 / 4;
  border-radius: 7px;
  height: 72px;
  object-fit: cover;
  width: 54px;
}
.mukbang-simple-reference-body > div { display: flex; flex-direction: column; gap: 3px; min-width: 0; }
.mukbang-simple-reference-body strong {
  color: var(--text);
  font-size: 11px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.mukbang-simple-reference-body span { color: var(--meta); font-size: 10px; }

.mukbang-frame-grid {
  display: flex;
  gap: 12px;
  overflow-x: auto;
  padding: 0 0 10px;
  scroll-snap-type: x proximity;
}
.mukbang-frame-card.asset-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  box-shadow: none;
  display: flex;
  flex: 0 0 220px;
  flex-direction: column;
  max-width: none;
  min-width: 220px;
  overflow: hidden;
  padding: 0;
  scroll-snap-align: start;
}
.mukbang-frame-card.is-stale { border-color: rgba(240,166,85,.62); }
.mukbang-simple-frame-title {
  align-items: center;
  display: flex;
  justify-content: space-between;
  min-height: 44px;
  padding: 10px;
}
.mukbang-simple-frame-title strong { color: var(--text); font-size: 13px; }
.mukbang-simple-frame-title span { color: var(--meta); font-size: 10px; }
.mukbang-frame-card.is-stale .mukbang-simple-frame-title span { color: #F0A655; }

.mukbang-frame-visual {
  aspect-ratio: 9 / 16;
  background: linear-gradient(145deg, rgba(124,92,255,.10), rgba(94,194,255,.04)), var(--bg-soft);
  overflow: hidden;
  position: relative;
  width: 100%;
}
.mukbang-frame-visual .asset-img { height: 100%; object-fit: cover; width: 100%; }
.mukbang-frame-empty {
  align-items: center;
  color: var(--meta);
  display: flex;
  height: 100%;
  justify-content: center;
}
.mukbang-frame-empty strong { font-size: 11px; font-weight: 500; }
.mukbang-frame-stale {
  align-items: center;
  backdrop-filter: blur(4px);
  background: rgba(13,14,18,.72);
  color: #F0A655;
  display: flex;
  font-size: 11px;
  font-weight: 650;
  inset: 0;
  justify-content: center;
  padding: 12px;
  position: absolute;
  text-align: center;
}

.mukbang-frame-prompt { display: flex; flex-direction: column; gap: 6px; padding: 10px; }
.mukbang-frame-prompt > span { color: var(--text-2); font-size: 10px; font-weight: 650; }
.mukbang-frame-prompt textarea {
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: 7px;
  color: var(--text-2);
  font: 10px/1.55 var(--font-ui);
  height: 126px;
  min-height: 126px;
  outline: none;
  padding: 8px;
  resize: none;
  width: 100%;
}
.mukbang-frame-prompt textarea:focus { border-color: rgba(124,92,255,.65); }
.mukbang-frame-actions {
  display: grid;
  gap: 7px;
  grid-template-columns: 1fr 1.35fr;
  margin-top: auto;
  padding: 0 10px 10px;
}
.mukbang-frame-actions button {
  background: var(--card-2);
  border: 1px solid var(--line);
  border-radius: 7px;
  color: var(--text-2);
  cursor: pointer;
  font-size: 10px;
  min-height: 31px;
}
.mukbang-frame-actions button.primary {
  background: var(--brand);
  border-color: var(--brand);
  color: #fff;
  font-weight: 650;
}
.mukbang-frame-actions button:disabled { cursor: not-allowed; opacity: .4; }

/* Compatibility styles for the current API-backed workspace UI. */
.user-upload-thumb {
  display: block; width: min(220px, 100%); margin-top: 8px; padding: 0; overflow: hidden;
  border: 1px solid rgba(26,16,0,.16); border-radius: 8px; background: rgba(255,255,255,.22);
  color: inherit; cursor: zoom-in; text-align: left;
}
.user-upload-thumb img { display: block; width: 100%; max-height: 160px; object-fit: cover; }
.user-upload-thumb span {
  display: block; padding: 6px 8px; font-size: 11px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.screenplay-editor {
  display: block; width: 100%; min-height: 460px; max-height: 68vh; padding: 18px 20px;
  border: 0; border-bottom: 1px solid var(--line-soft); outline: 0; resize: vertical;
  background: transparent; color: var(--text-2); font: inherit; font-size: 13.5px; line-height: 1.95;
}
.screenplay-editor:focus { background: rgba(255,255,255,.018); color: var(--text); box-shadow: inset 3px 0 0 var(--brand); }
.screenplay-editor[readonly] { resize: none; cursor: default; color: var(--text-2); }
.asset-img-wrap.portrait {
  height: 225px;
  aspect-ratio: auto;
  align-items: flex-start;
}
.asset-img-wrap.portrait .asset-img {
  object-fit: cover;
  object-position: center top;
}
.asset-card[data-asset-state="loading"] .asset-img-placeholder,
.asset-card[data-asset-state="failed"] .asset-img-placeholder { z-index: 1; }
.asset-img-placeholder { pointer-events: none; }
.asset-img-placeholder::before {
  content: attr(data-task-message);
  max-width: 80%; text-align: center; font-size: 12px; line-height: 1.45;
}
.asset-card[data-asset-state="loading"] .asset-img-placeholder::after {
  content: '';
  width: 22px; height: 22px; border-radius: 50%;
  border: 2px solid rgba(255,255,255,.16);
  border-top-color: var(--brand-2);
  animation: spin .9s linear infinite;
}
.asset-card:has(.asset-prompt-preview) .asset-name { cursor: pointer; }
.asset-prompt-input:not(.prompt-collapsed) { display: block; }
.restored-media-message, .generated-media-message { width: 100%; }
.restored-media-result { width: 100%; max-width: 100%; padding: 12px 14px; }
.restored-media-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.restored-media-grid[data-count="1"] { grid-template-columns: minmax(0, 1fr); }
.restored-media-thumb {
  width: 100%; padding: 0; overflow: hidden; border: 1px solid var(--line); border-radius: 8px;
  aspect-ratio: 1 / 1; background: var(--bg-soft); cursor: zoom-in;
}
.restored-media-thumb img { width: 100%; height: 100%; display: block; object-fit: cover; }
.restored-media-thumb[data-ref-type="character"] img { object-position: center top; }
.restored-media-continue {
  width: 100%; min-height: 42px; margin-top: 10px; border: 0; border-radius: 8px;
  background: linear-gradient(90deg, #ffe47d, #ffb531); color: #17130b; font-size: 13px; font-weight: 700; cursor: pointer;
  box-shadow: 0 8px 22px rgba(255,181,49,.16);
}
.restored-media-continue:hover:not(:disabled) { filter: brightness(1.04); }
.restored-media-continue:disabled {
  opacity: .42;
  cursor: default;
  filter: grayscale(.35);
  box-shadow: none;
}

@media (max-width: 520px) {
  .asset-grid, .image-workspace .asset-grid { grid-template-columns: minmax(0, 1fr); }
  .image-workspace .asset-card { width: 100%; }
}