/* ==========================================================================
   aido design system
   原則：深色優先、單一強調色（漸層只用在主要行動）、靠對比與層次而非裝飾、
   讓作品（照片／影片）成為主角；所有動態都有功能並尊重 reduced-motion。
   ========================================================================== */

/* ---------- Tokens ---------- */
:root {
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang TC", "Noto Sans TC",
          "Microsoft JhengHei", "Segoe UI", Roboto, sans-serif;
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace;

  /* 深色（預設） */
  --bg: #08090c;
  --surface: #0f1116;
  --surface-2: #151821;
  --surface-3: #1b1f2b;
  --overlay: rgba(10, 11, 15, .72);
  --border: rgba(255, 255, 255, .07);
  --border-strong: rgba(255, 255, 255, .13);
  --text: #eceef4;
  --text-2: #a9aec0;
  --text-3: #858b9f;
  /* 單一強調色：訊號橘（實色，不使用漸層） */
  --accent: #ff7a45;
  --accent-strong: #ff9a6e;
  --accent-soft: rgba(255, 122, 69, .13);
  --accent-ink: #1c0f08;          /* 強調色上的文字 */
  --accent-hover: #ff8c5c;
  --success: #3fd99a;
  --success-soft: rgba(63, 217, 154, .12);
  --warn: #f2c94c;
  --warn-soft: rgba(242, 201, 76, .12);
  --danger: #ff6b78;
  --danger-soft: rgba(255, 107, 120, .12);
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, .4);
  --shadow-md: 0 8px 24px -8px rgba(0, 0, 0, .55), 0 2px 6px rgba(0, 0, 0, .3);
  --shadow-glow: 0 6px 20px -8px rgba(255, 122, 69, .55);
  --ring: 0 0 0 3px rgba(255, 122, 69, .4);

  --r-sm: 8px; --r-md: 12px; --r-lg: 18px; --r-xl: 24px;
  --s-1: 4px; --s-2: 8px; --s-3: 12px; --s-4: 16px; --s-5: 24px; --s-6: 32px; --s-7: 48px;
  --ease: cubic-bezier(.2, .8, .2, 1);
  --dur: .18s;
  --topbar-h: 64px;
  color-scheme: dark;
}

/* 淺色：使用者手動選擇，或系統偏好淺色且未手動指定 */
:root[data-theme="light"] {
  --bg: #f4f4f1;
  --surface: #ffffff; --surface-2: #f6f7fb; --surface-3: #eceef4; --overlay: rgba(245, 246, 249, .78);
  --border: rgba(15, 20, 40, .08); --border-strong: rgba(15, 20, 40, .16);
  --text: #12141c; --text-2: #4b5165; --text-3: #6a7085;
  --accent: #f26430; --accent-strong: #c2410c; --accent-soft: rgba(242, 100, 48, .10); --accent-hover: #ff7a45;
  --success: #12a66b; --success-soft: rgba(18, 166, 107, .10);
  --warn: #a77b00; --warn-soft: rgba(167, 123, 0, .10);
  --danger: #d93a4a; --danger-soft: rgba(217, 58, 74, .09);
  --shadow-sm: 0 1px 2px rgba(15, 20, 40, .06);
  --shadow-md: 0 10px 30px -12px rgba(15, 20, 40, .18), 0 2px 6px rgba(15, 20, 40, .05);
  --shadow-glow: 0 6px 18px -8px rgba(242, 100, 48, .5);
  --ring: 0 0 0 3px rgba(242, 100, 48, .28);
  color-scheme: light;
}
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) {
    --bg: #f4f4f1;
    --surface: #ffffff; --surface-2: #f6f7fb; --surface-3: #eceef4; --overlay: rgba(245, 246, 249, .78);
    --border: rgba(15, 20, 40, .08); --border-strong: rgba(15, 20, 40, .16);
    --text: #12141c; --text-2: #4b5165; --text-3: #6a7085;
    --accent: #f26430; --accent-strong: #c2410c; --accent-soft: rgba(242, 100, 48, .10); --accent-hover: #ff7a45;
    --success: #12a66b; --success-soft: rgba(18, 166, 107, .10);
    --warn: #a77b00; --warn-soft: rgba(167, 123, 0, .10);
    --danger: #d93a4a; --danger-soft: rgba(217, 58, 74, .09);
    --shadow-sm: 0 1px 2px rgba(15, 20, 40, .06);
    --shadow-md: 0 10px 30px -12px rgba(15, 20, 40, .18), 0 2px 6px rgba(15, 20, 40, .05);
    --shadow-glow: 0 6px 18px -8px rgba(242, 100, 48, .5);
    --ring: 0 0 0 3px rgba(242, 100, 48, .28);
    color-scheme: light;
  }
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; } /* 元件的 display 不可蓋過 hidden 屬性 */
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--topbar-h) + 16px); -webkit-text-size-adjust: 100%; }
body {
  margin: 0; min-height: 100vh; color: var(--text);
  font: 14px/1.6 var(--font); letter-spacing: .01em;
  background: var(--bg);
  -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale;
}
::selection { background: color-mix(in srgb, var(--accent) 35%, transparent); color: var(--text); } /* 選取範圍要看得出來（原本 13% 幾乎看不見） */
h1, h2, h3 { margin: 0; letter-spacing: -.01em; font-weight: 650; }
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-strong); }
img, video { display: block; max-width: 100%; }
:focus-visible { outline: none; box-shadow: var(--ring); border-radius: var(--r-sm); }
/* 按鈕內圖示不攔截點擊（事件委派依賴 e.target.dataset） */
button *, .btn * { pointer-events: none; }

.ico { width: 18px; height: 18px; flex: none; fill: none; stroke: currentColor;
  stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.hint { color: var(--text-2); font-size: 13px; margin: 0; }
.muted { color: var(--text-3); }

/* ---------- Topbar ---------- */
.topbar {
  position: sticky; top: 0; z-index: 20; height: var(--topbar-h);
  display: flex; align-items: center; gap: var(--s-4); padding: 0 var(--s-5);
  background: var(--overlay); border-bottom: 1px solid var(--border);
  backdrop-filter: saturate(160%) blur(16px); -webkit-backdrop-filter: saturate(160%) blur(16px);
}
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); }
.brand:hover { color: var(--text); }
.brand-mark svg { width: 30px; height: 30px; display: block; }
.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand-text b { font-size: 16px; letter-spacing: .02em; }
.brand-text small { font-size: 11px; color: var(--text-3); letter-spacing: .08em; }
.chips { display: flex; gap: var(--s-2); flex-wrap: wrap; margin-left: var(--s-4); }
.chip {
  display: inline-flex; align-items: center; gap: 6px; height: 28px; padding: 0 10px;
  border: 1px solid var(--border); border-radius: 999px; background: var(--surface-2);
  color: var(--text-2); font-size: 12px; white-space: nowrap;
}
.chip-mono { font-family: var(--mono); font-size: 11.5px; font-variant-numeric: tabular-nums; }
.dot { width: 7px; height: 7px; border-radius: 50%; background: var(--text-3); flex: none; }
.dot.ok { background: var(--success); box-shadow: 0 0 0 3px var(--success-soft); }
.dot.warn { background: var(--warn); box-shadow: 0 0 0 3px var(--warn-soft); }
.dot.err { background: var(--danger); box-shadow: 0 0 0 3px var(--danger-soft); }
.topbar-end { margin-left: auto; display: flex; align-items: center; gap: var(--s-2); }
.icon-btn {
  width: 34px; height: 34px; display: grid; place-items: center; border-radius: 10px;
  border: 1px solid var(--border); background: var(--surface-2); color: var(--text-2); cursor: pointer;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.icon-btn:hover { color: var(--text); border-color: var(--border-strong); }
.icon-btn:active { transform: scale(.94); }
.icon-btn svg { width: 17px; height: 17px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; }
.i-sun { display: none; }
:root[data-theme="light"] .i-sun { display: block; }
:root[data-theme="light"] .i-moon { display: none; }
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) .i-sun { display: block; }
  :root:not([data-theme="dark"]) .i-moon { display: none; }
}
/* 生成中：頂部流動漸層線 */
.busy-line { position: absolute; left: 0; right: 0; bottom: -1px; height: 2px; overflow: hidden; opacity: 0; transition: opacity .3s; }
.busy-line::after { content: ""; position: absolute; inset: 0; width: 40%; background: var(--accent); animation: slide 1.4s var(--ease) infinite; }
.busy .busy-line { opacity: 1; }
@keyframes slide { from { transform: translateX(-100%); } to { transform: translateX(260%); } }

/* ---------- Layout ---------- */
.layout { display: grid; grid-template-columns: 220px minmax(0, 1fr); gap: var(--s-6);
  max-width: 1240px; margin: 0 auto; padding: var(--s-6) var(--s-5) 120px; }
.steps { position: sticky; top: calc(var(--topbar-h) + var(--s-6)); align-self: start;
  display: flex; flex-direction: column; gap: 2px; }
.steps a {
  position: relative; display: flex; align-items: center; gap: var(--s-3); padding: 10px 12px;
  border-radius: var(--r-sm); color: var(--text-2); font-size: 13.5px;
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease);
}
.steps a span { display: grid; place-items: center; flex: none; width: 22px; height: 22px; border-radius: 7px;
  font-family: var(--mono); font-size: 11px; color: var(--text-3); background: var(--surface-2);
  transition: color var(--dur), background var(--dur); }
.steps a b { font-weight: 500; }
.steps a.done span { color: var(--success); background: var(--success-soft); }
.steps a.active span { color: var(--accent-ink); background: var(--accent); }
.steps a.active b { font-weight: 600; }
.steps a:hover { color: var(--text); background: var(--surface-2); }
.steps a.active { color: var(--text); background: var(--surface-2); }
.steps a.active::before { content: ""; position: absolute; left: -10px; top: 10px; bottom: 10px; width: 2px;
  border-radius: 2px; background: var(--accent); }
main { display: flex; flex-direction: column; gap: var(--s-5); min-width: 0; }

/* ---------- Card ---------- */
.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--r-xl);
  padding: var(--s-6); box-shadow: var(--shadow-sm);
  animation: rise .5s var(--ease) both;
}
main > .card:nth-child(2) { animation-delay: .04s; }
main > .card:nth-child(3) { animation-delay: .08s; }
main > .card:nth-child(4) { animation-delay: .12s; }
main > .card:nth-child(5) { animation-delay: .16s; }
@keyframes rise { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
.card-hero { position: relative; overflow: hidden; border-top: 2px solid var(--accent); }
.card-head { margin-bottom: var(--s-5); }
.card-head h2 { font-size: 20px; margin: 6px 0 6px; }
.eyebrow { font-family: var(--mono); font-size: 11px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--accent); font-weight: 600; }
.subhead { display: flex; align-items: baseline; gap: var(--s-3); flex-wrap: wrap; margin: 0 0 var(--s-3); }
.subhead h3 { font-size: 14px; color: var(--text); }
.divider { height: 1px; background: var(--border); margin: var(--s-6) 0; }
.busy section.edit { pointer-events: none; opacity: .55; filter: saturate(.6); transition: opacity .3s, filter .3s; }

/* ---------- Form ---------- */
.form-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: var(--s-4); }
.span-2 { grid-column: span 2; }
.span-3 { grid-column: span 3; }
.field { display: flex; flex-direction: column; gap: 6px; font-size: 12.5px; font-weight: 500; color: var(--text-2); min-width: 0; }
.field em { font-style: normal; color: var(--text-3); font-weight: 400; margin-left: 4px; }
input, select, textarea {
  width: 100%; font: inherit; font-size: 14px; font-weight: 400; color: var(--text);
  background: var(--surface-2); border: 1px solid var(--border); border-radius: var(--r-md);
  padding: 9px 12px; min-height: 40px;
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease), background var(--dur) var(--ease);
}
input::placeholder, textarea::placeholder { color: var(--text-3); }
input:hover, select:hover, textarea:hover { border-color: var(--border-strong); }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--accent); box-shadow: var(--ring); background: var(--surface); }
textarea { resize: vertical; line-height: 1.6; }
select {
  appearance: none; -webkit-appearance: none; cursor: pointer; padding-right: 34px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23858b9f' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 10px center; background-size: 16px;
}
select option { background: var(--surface); color: var(--text); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 40px; padding: 0 18px; border-radius: var(--r-md); border: 1px solid transparent;
  font: inherit; font-size: 14px; font-weight: 600; cursor: pointer; white-space: nowrap; user-select: none;
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease),
              background var(--dur) var(--ease), border-color var(--dur) var(--ease), color var(--dur) var(--ease), filter var(--dur);
}
.btn:active:not(:disabled) { transform: translateY(1px) scale(.985); }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn-primary { background: var(--accent); color: var(--accent-ink); box-shadow: var(--shadow-glow); }
.btn-primary:hover:not(:disabled) { color: var(--accent-ink); background: var(--accent-hover); }
/* 導覽用（下一步）：中性高對比，與橘色主要動作區隔 */
.btn-next { background: var(--text); color: var(--bg); }
.btn-next:hover:not(:disabled) { color: var(--bg); background: color-mix(in srgb, var(--text) 86%, var(--bg)); }
.btn-secondary { background: var(--accent-soft); color: var(--accent-strong); border-color: transparent; }
.btn-secondary:hover:not(:disabled) { background: color-mix(in srgb, var(--accent) 22%, transparent); }
.btn-ghost { background: transparent; color: var(--text-2); border-color: var(--border-strong); }
.btn-ghost:hover:not(:disabled) { color: var(--text); background: var(--surface-2); }
.btn-lg { height: 48px; padding: 0 24px; font-size: 15px; border-radius: 14px; }
.btn.loading { pointer-events: none; }
.btn.loading::before { content: ""; width: 14px; height: 14px; border-radius: 50%;
  border: 2px solid currentColor; border-right-color: transparent; animation: spin .7s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
/* 卡片內的小型文字按鈕 */
button.link {
  border: none; background: none; padding: 4px 6px; margin: -4px -2px; border-radius: 6px;
  color: var(--text-2); font: inherit; font-size: 12px; font-weight: 500; cursor: pointer; white-space: nowrap;
  transition: color var(--dur), background var(--dur);
}
button.link:hover { color: var(--accent-strong); background: var(--accent-soft); }
button.link.danger:hover { color: var(--danger); background: var(--danger-soft); }
.actions { display: flex; align-items: center; gap: var(--s-3); flex-wrap: wrap; margin-top: var(--s-5); }

/* ---------- Panel ---------- */
.panel { margin-top: var(--s-5); padding: var(--s-5); border-radius: var(--r-lg);
  background: var(--surface-2); border: 1px dashed var(--border-strong); }
.panel-title { display: flex; align-items: center; gap: 8px; font-weight: 600; margin-bottom: var(--s-4); }
.panel-title .ico { color: var(--accent); }
.panel-foot { display: flex; align-items: center; justify-content: space-between; gap: var(--s-3); margin-top: var(--s-4); }
.panel input, .panel select { background: var(--surface); }

/* ---------- Step footer ---------- */
.step-foot { display: flex; justify-content: space-between; align-items: center; gap: var(--s-3);
  margin-top: var(--s-6); padding-top: var(--s-5); border-top: 1px solid var(--border); }
.busy .step-foot { pointer-events: auto; }

/* ---------- Voice panel ---------- */
.voice-panel { border-style: solid; }
.panel-head { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: var(--s-3); margin-bottom: var(--s-4); }
.panel-head .panel-title { margin: 0; }
.panel-tools { display: flex; gap: var(--s-2); flex-wrap: wrap; }
.file-btn { position: relative; overflow: hidden; }
.file-btn input[type="file"] { position: absolute; inset: 0; opacity: 0; cursor: pointer; min-height: 0; padding: 0; }
.voice-list { display: flex; flex-direction: column; gap: 6px; }
.voice-row { display: flex; align-items: center; gap: var(--s-3); padding: 8px 12px 8px 8px; border-radius: var(--r-md);
  background: var(--surface); border: 1px solid var(--border); transition: border-color var(--dur); }
.voice-row:hover { border-color: var(--border-strong); }
.voice-row.applied { border-color: var(--accent); }
.play-btn { flex: none; width: 36px; height: 36px; display: grid; place-items: center; border-radius: 50%; cursor: pointer;
  border: none; background: var(--accent-soft); color: var(--accent); transition: background var(--dur), transform var(--dur); }
.play-btn:hover { background: var(--accent); color: var(--accent-ink); }
.play-btn:active { transform: scale(.94); }
.play-btn.playing { background: var(--accent); color: var(--accent-ink); }
.play-btn svg { width: 16px; height: 16px; fill: currentColor; }
.voice-info { flex: 1; min-width: 0; }
.voice-info b { display: block; font-size: 14px; font-weight: 600; }
.voice-info small { display: block; font-size: 12px; color: var(--text-3); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.voice-edit { display: grid; grid-template-columns: 1fr 1.6fr auto; gap: var(--s-3); align-items: end;
  margin: -2px 0 4px; padding: var(--s-3); border-radius: 0 0 var(--r-md) var(--r-md); background: var(--surface-3); }
.voice-edit-actions { display: flex; align-items: center; gap: var(--s-3); }
.voice-panel > .hint { margin-top: var(--s-3); }

/* ---------- 每段內容：AI 撰寫／自己寫 ---------- */
.content-choice { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--s-2); }
.content-choice button { display: flex; align-items: center; justify-content: center; gap: 8px; height: 42px;
  border-radius: var(--r-md); border: 1px solid var(--border-strong); background: var(--surface); color: var(--text-2);
  font: inherit; font-size: 14px; font-weight: 600; cursor: pointer; transition: border-color var(--dur), background var(--dur), color var(--dur); }
.content-choice button .ico { width: 16px; height: 16px; }
.content-choice button:hover { color: var(--text); border-color: var(--accent); }
.content-choice button.on { border-color: var(--accent); background: var(--accent-soft); color: var(--accent-strong); }
.hint-input { min-height: 38px; font-size: 13px; }
.tts-btn { display: inline-flex; align-items: center; gap: 5px; align-self: flex-start; height: 26px; padding: 0 10px;
  border-radius: 999px; border: 1px solid var(--border-strong); background: var(--surface); color: var(--text-2);
  font: inherit; font-size: 12px; cursor: pointer; transition: color var(--dur), border-color var(--dur), background var(--dur); margin-right: 8px; }
.tts-btn svg { width: 12px; height: 12px; fill: currentColor; }
.tts-btn:hover, .tts-btn.on { color: var(--accent-strong); border-color: var(--accent); background: var(--accent-soft); }
.tts-btn.loading { opacity: .6; pointer-events: none; }
.ai-placeholder { display: flex; align-items: center; min-height: 64px; padding: 12px 14px; border-radius: var(--r-md);
  border: 1px dashed var(--border-strong); color: var(--text-3); font-size: 13px; }
.ai-preview { padding: 12px 14px; border-radius: var(--r-md); background: var(--surface); border: 1px solid var(--border); }
.ai-preview-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 6px; }
.ai-tag-inline { height: 20px; padding: 0 8px; border-radius: 6px; font-size: 11px; line-height: 20px; font-weight: 600;
  background: var(--accent-soft); color: var(--accent-strong); }
.ai-line { margin: 0; font-size: 15px; font-weight: 600; line-height: 1.6; }
.ai-note { margin: 0; font-size: 13.5px; line-height: 1.6; color: var(--text-2); }
.ai-field + .ai-field { margin-top: 12px; padding-top: 12px; border-top: 1px solid var(--border); }
.ai-field-head { display: flex; align-items: center; gap: 2px; min-height: 28px; margin-bottom: 6px; }
/* 標題：放大＋左側強調色直線，與內容區分 */
.ai-field-label { padding-left: 9px; border-left: 3px solid var(--accent); font-size: 17px; line-height: 1.2;
  font-weight: 700; color: var(--text); letter-spacing: .02em; }
.ai-field textarea { width: 100%; }
/* 手動模式按「AI 產生分鏡」但缺少重點／台詞：紅框 */
.ai-field.missing { padding: 8px; border: 2px solid var(--danger, #dc2626); border-radius: 8px;
  background: color-mix(in srgb, var(--danger, #dc2626) 6%, transparent); }
.ai-field.missing + .ai-field.missing { margin-top: 8px; }
.prompt-head { display: flex; align-items: center; justify-content: space-between; gap: 8px; flex-wrap: wrap; }
.icon-edit { display: inline-grid; place-items: center; width: 28px; height: 28px; border-radius: 8px; border: none;
  background: none; color: var(--text-3); cursor: pointer; transition: color var(--dur), background var(--dur); }
.icon-edit svg { width: 15px; height: 15px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; pointer-events: none; }
.icon-edit:hover { color: var(--accent-strong); background: var(--accent-soft); }
.speech-row { display: flex; align-items: center; flex-wrap: wrap; gap: 4px 0; }
.ai-preview .speech-row { margin-top: 10px; }
.speech-meter { font-size: 12px; color: var(--text-3); font-variant-numeric: tabular-nums; }
.speech-meter .link { margin: 0 0 0 4px; padding: 2px 6px; color: var(--text-3); text-decoration: underline; text-underline-offset: 3px; }
.speech-meter.warn { display: inline-flex; align-items: center; gap: 6px; padding: 2px 4px 2px 10px; border-radius: 999px;
  color: var(--warn); background: var(--warn-soft); font-weight: 600; }
.speech-meter.warn .link { margin: 0; padding: 2px 8px; font-weight: 600; color: var(--warn); text-decoration: underline; text-underline-offset: 3px; }
.shot-drop small { color: var(--text-3); font-size: 11px; }
.link-upload { position: relative; display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  font-size: 12px; color: var(--text-2); cursor: pointer; padding: 4px; border-radius: 6px; }
.link-upload .ico { width: 15px; height: 15px; }
.link-upload:hover { color: var(--accent-strong); background: var(--accent-soft); }
.link-upload input[type="file"] { position: absolute; inset: 0; opacity: 0; cursor: pointer; min-height: 0; padding: 0; }
.link-upload { border: none; background: none; font: inherit; }
.clip-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: var(--s-4); margin-top: var(--s-4); }
.clip-card { display: flex; flex-direction: column; gap: 8px; padding: 10px; border-radius: var(--r-lg);
  background: var(--surface-2); border: 1px solid var(--border); }
.clip-card video { width: 100%; aspect-ratio: 9 / 16; object-fit: cover; border-radius: var(--r-md); background: #000; }
.clip-meta { display: flex; align-items: center; justify-content: space-between; gap: 6px; font-size: 12px; color: var(--text-2); }
.clip-card small { font-size: 11.5px; }
.clip-meta .tag-chip { flex: none; white-space: nowrap; }
.segment.uploaded .seg-photo video { width: 100%; aspect-ratio: 9 / 16; object-fit: cover; border-radius: var(--r-md); background: #000; }
.segment.uploaded .seg-head .ai-tag-inline { margin-left: 4px; }

.shot-drop { position: relative; aspect-ratio: 1; border-radius: var(--r-md); overflow: hidden; cursor: pointer;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 6px;
  border: 1.5px dashed var(--border-strong); color: var(--text-2); font-size: 12.5px; transition: border-color var(--dur), background var(--dur); }
.shot-drop .ico { width: 22px; height: 22px; color: var(--accent); }
.shot-drop:hover { border-color: var(--accent); background: var(--accent-soft); }
.shot-drop.has { border-style: solid; border-color: var(--border); }
.shot-drop img { width: 100%; height: 100%; object-fit: cover; }
button.shot-drop { width: 100%; font: inherit; color: var(--text-2); }
.shot-drop.has { cursor: default; }
.photo-swap { position: absolute; left: 50%; bottom: 10px; transform: translateX(-50%); height: 28px; padding: 0 12px;
  border-radius: 999px; border: none; background: rgba(12, 13, 17, .72); color: #fff; font: inherit; font-size: 12px;
  font-weight: 600; cursor: pointer; white-space: nowrap; backdrop-filter: blur(6px); transition: background var(--dur); }
.photo-swap:hover { background: var(--accent); color: var(--accent-ink); }
.photo-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(110px, 1fr)); gap: var(--s-3); }
.photo-pick { position: relative; aspect-ratio: 1; padding: 0; border-radius: var(--r-md); overflow: hidden; cursor: pointer;
  border: 1px solid var(--border); background: var(--surface-2); color: var(--text-2); font: inherit; font-size: 13px; }
.photo-pick img { width: 100%; height: 100%; object-fit: cover; display: block; }
.photo-pick.on { box-shadow: 0 0 0 2px var(--accent); border-color: transparent; }
.photo-pick .using-tag { position: absolute; top: 6px; right: 6px; }
.photo-pick:hover { border-color: var(--accent); }
.shot-drop input[type="file"] { position: absolute; inset: 0; opacity: 0; cursor: pointer; min-height: 0; padding: 0; }
/* ---------- 腳本製作方式分頁 ---------- */
.script-tabs { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); margin-bottom: var(--s-5);
  border-bottom: 1px solid var(--border); }
.script-tabs button { display: flex; align-items: center; gap: var(--s-3); padding: 12px 14px 14px; text-align: left;
  border: none; border-bottom: 2px solid transparent; margin-bottom: -1px; background: transparent; color: var(--text-2);
  font: inherit; cursor: pointer; transition: color var(--dur), border-color var(--dur), background var(--dur); }
.script-tabs button:hover { color: var(--text); background: var(--surface-2); }
.script-tabs button .ico { width: 20px; height: 20px; color: var(--text-3); }
.script-tabs button b { display: block; font-size: 15px; }
.script-tabs button small { display: block; font-size: 12px; color: var(--text-3); }
.script-tabs button.on { color: var(--text); border-bottom-color: var(--accent); }
.script-tabs button.on .ico { color: var(--accent); }
#autoPhotos { margin-bottom: var(--s-5); }
.brief-field { margin-top: var(--s-5); }
.seg-list-head { margin-top: var(--s-2); }

/* ---------- AI 行動列與新增段落 ---------- */
.ai-bar { display: flex; flex-direction: column; align-items: center; gap: var(--s-3); text-align: center;
  margin-bottom: var(--s-5); padding: 20px 18px; border-radius: var(--r-lg);
  background: var(--accent-soft); border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent); }
.ai-bar-text { display: flex; flex-direction: column; align-items: center; gap: 6px; min-width: 0; }
.ai-bar-text p { margin: 0; font-size: 13.5px; color: var(--text); }
.ai-bar-text .plan-facts { font-size: 14px; display: flex; align-items: center; flex-wrap: wrap; justify-content: center; gap: 4px 6px; }
.ai-bar-text .plan-facts b { font-variant-numeric: tabular-nums; }
.ai-bar-text .plan-facts select { width: auto; height: 30px; min-height: 0; padding: 0 28px 0 10px; font-size: 13.5px; }
.ai-bar-text .hint { margin-top: 2px; }
.add-seg { width: 100%; height: 48px; margin-top: var(--s-4); display: flex; align-items: center; justify-content: center; gap: 8px;
  border-radius: var(--r-lg); border: 1.5px dashed var(--border-strong); background: transparent; color: var(--text-2);
  font: inherit; font-size: 14px; font-weight: 600; cursor: pointer; transition: border-color var(--dur), color var(--dur), background var(--dur); }
.add-seg .ico { color: var(--accent); }
.add-seg:hover { border-color: var(--accent); color: var(--text); background: var(--accent-soft); }

/* ---------- Choice cards（AI 企劃／手動） ---------- */
.choice-row { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--s-3); margin-bottom: var(--s-5); }
.choice {
  display: flex; align-items: center; gap: var(--s-3); padding: var(--s-4); text-align: left; cursor: pointer;
  border-radius: var(--r-lg); border: 1px solid var(--border); background: var(--surface-2); color: var(--text); font: inherit;
  transition: border-color var(--dur), background var(--dur), transform var(--dur) var(--ease);
}
.choice:hover { border-color: var(--accent); background: var(--accent-soft); }
.choice:active { transform: scale(.99); }
.choice .ico { width: 22px; height: 22px; color: var(--accent); }
.choice b { display: block; font-size: 14px; }
.choice small { display: block; color: var(--text-2); font-size: 12px; margin-top: 2px; }

/* ---------- Disclosure（進階設定） ---------- */
.advanced { margin-top: var(--s-5); border: 1px solid var(--border); border-radius: var(--r-lg); }
.advanced > summary { padding: 12px 14px; }
.advanced > summary .hint { font-weight: 400; font-size: 12px; }
.advanced[open] { padding: 0 var(--s-4) var(--s-4); }
.advanced[open] > summary { margin: 0 calc(-1 * var(--s-4)) var(--s-3); }

/* ---------- Subhead with action ---------- */
.subhead-bar { align-items: center; }
.subhead-bar .btn { margin-left: auto; }
.btn-sm { height: 32px; padding: 0 12px; font-size: 13px; border-radius: 9px; }
.btn-sm .ico { width: 15px; height: 15px; }

/* ---------- AI planner ---------- */
.planner > .hint { margin-bottom: var(--s-4); }
.span-4 { grid-column: 1 / -1; }
.plan-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--s-4); }
.plan-grid:not(:empty) { margin-top: var(--s-5); }
.plan-card { display: flex; flex-direction: column; gap: var(--s-3); padding: var(--s-4); border-radius: var(--r-lg);
  background: var(--surface); border: 1px solid var(--border); animation: rise .4s var(--ease) both;
  transition: border-color var(--dur), transform .25s var(--ease), box-shadow .25s var(--ease); }
.plan-card:hover { border-color: var(--border-strong); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.plan-card:nth-child(2) { animation-delay: .06s; }
.plan-card:nth-child(3) { animation-delay: .12s; }
.plan-card h4 { margin: 0; font-size: 15px; line-height: 1.4; }
.plan-card p { margin: 0; font-size: 13px; color: var(--text-2); }
.tags { display: flex; flex-wrap: wrap; gap: 6px; }
.tag-chip { height: 22px; padding: 0 8px; border-radius: 6px; font-size: 11.5px; line-height: 22px;
  background: var(--surface-3); color: var(--text-2); }
.tag-chip.key { background: var(--accent-soft); color: var(--accent-strong); font-weight: 600; }
.plan-lines { list-style: none; margin: 0; display: flex; flex-direction: column; gap: 10px; padding: var(--s-3);
  border-radius: var(--r-md); background: var(--surface-2); font-size: 13px; color: var(--text-2); }
.plan-lines li { display: flex; gap: 10px; align-items: flex-start; }
.plan-no { flex: none; width: 28px; padding-top: 1px; font: 600 11px/1.6 var(--mono); color: var(--accent); }
.plan-lines b { display: block; color: var(--text); font-weight: 500; line-height: 1.5; }
.plan-lines small { display: block; margin-top: 2px; font-size: 11.5px; line-height: 1.5; color: var(--text-3); }
.plan-card .btn { margin-top: auto; }

/* ---------- Model cards ---------- */
.model-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(168px, 1fr)); gap: var(--s-4); }
.model-card {
  position: relative; display: flex; flex-direction: column; border-radius: var(--r-lg); overflow: hidden;
  background: var(--surface-2); border: 1px solid var(--border);
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), border-color .25s var(--ease);
}
.model-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); border-color: var(--border-strong); }
.model-card.selected { border-color: transparent; box-shadow: 0 0 0 2px var(--accent), var(--shadow-glow); }
.model-card[data-use] { cursor: pointer; }
.model-card[data-use]:hover { border-color: var(--accent); }
.badge-top.pick { opacity: 0; transition: opacity var(--dur); background: rgba(12, 13, 17, .7); }
.model-card[data-use]:hover .badge-top.pick, .model-card[data-use]:focus-visible .badge-top.pick { opacity: 1; }
.model-add {
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 6px; min-height: 200px;
  border-radius: var(--r-lg); border: 1.5px dashed var(--border-strong); background: transparent; color: var(--text-2);
  font: inherit; cursor: pointer; transition: border-color var(--dur), background var(--dur), color var(--dur);
}
.model-add .ico { width: 26px; height: 26px; color: var(--accent); }
.model-add b { font-size: 14px; color: var(--text); }
.model-add small { font-size: 11.5px; color: var(--text-3); }
.model-add:hover { border-color: var(--accent); background: var(--accent-soft); }
.model-card.expired { opacity: .55; }
/* 生成中的模特兒（背景生成，完成後換成照片） */
.model-pending { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 10px; color: var(--text-3); font-size: 12px; }
.model-pending .spin { width: 28px; height: 28px; border-radius: 50%; border: 3px solid var(--accent-soft); border-top-color: var(--accent);
  animation: spin .9s linear infinite; }
.model-card.pending:hover { transform: none; }
/* 生成完成通知 */
.model-done { display: flex; gap: var(--s-4); align-items: flex-start; margin-top: var(--s-4); }
.model-done img { width: 150px; aspect-ratio: 3 / 4; object-fit: cover; border-radius: var(--r-md); background: var(--surface-3); flex-shrink: 0; }
.model-done b { font-size: 16px; }
@media (max-width: 480px) { .model-done { flex-direction: column; } .model-done img { width: 100%; } }
.model-card.expired img { filter: grayscale(1); }
.model-media { position: relative; aspect-ratio: 3 / 4; overflow: hidden; background: var(--surface-3); }
.model-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s var(--ease); }
.model-card:hover .model-media img { transform: scale(1.04); }
.model-meta { position: absolute; left: 8px; right: 8px; bottom: 8px; z-index: 1; color: #fff;
  display: flex; align-items: center; justify-content: space-between; gap: 6px; padding: 6px 8px 6px 10px;
  border-radius: 10px; background: rgba(12, 13, 17, .62); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); }
.model-meta b { font-size: 14px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.badge { display: inline-flex; align-items: center; gap: 4px; height: 20px; padding: 0 8px; border-radius: 999px;
  font-size: 11px; font-weight: 600; backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  background: rgba(255, 255, 255, .16); color: #fff; }
.badge.warn { background: #f2c94c; color: #2a2100; }
.badge.expired { background: rgba(255, 107, 120, .92); }
.badge-top { position: absolute; top: 10px; left: 10px; z-index: 1; }
.badge-top.using { background: var(--accent); color: var(--accent-ink); }
.model-body { display: flex; flex-direction: column; gap: 8px; padding: 10px 12px 12px; }
.model-outfit { font-size: 12px; color: var(--text-2); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.model-voice { display: flex; align-items: center; flex-wrap: wrap; gap: 4px 6px; font-size: 12px; color: var(--text-2); min-height: 24px; }
.model-voice a { white-space: nowrap; }
.model-voice .ico { width: 15px; height: 15px; color: var(--accent); }
.model-voice a { font-weight: 500; }
.model-ops { display: flex; align-items: center; justify-content: flex-end; gap: 4px; flex-wrap: wrap; }
.model-ops .grow { flex: 1; }
.btn-use { height: 28px; padding: 0 12px; font-size: 12px; border-radius: 8px; }
.empty { display: flex; flex-direction: column; align-items: center; gap: 6px; padding: var(--s-6);
  border: 1px dashed var(--border-strong); border-radius: var(--r-lg); color: var(--text-3); text-align: center; grid-column: 1 / -1; }

/* ---------- Media gallery & dropzone ---------- */
.media-row { display: flex; gap: var(--s-4); flex-wrap: wrap; align-items: stretch; margin-top: var(--s-4); }
.dropzone {
  position: relative; width: 148px; min-height: 148px; flex: none;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 6px; text-align: center;
  border: 1.5px dashed var(--border-strong); border-radius: var(--r-lg); color: var(--text-2);
  background: var(--surface-2); cursor: pointer; padding: var(--s-3);
  transition: border-color var(--dur), background var(--dur), color var(--dur), transform var(--dur);
}
.dropzone .ico { width: 24px; height: 24px; color: var(--accent); }
.dropzone span { font-size: 13px; font-weight: 600; color: var(--text); }
.dropzone small { font-size: 11px; color: var(--text-3); }
.dropzone:hover, .dropzone:focus-within { border-color: var(--accent); background: var(--accent-soft); }
.dropzone:active { transform: scale(.98); }
/* 透明的檔案輸入覆蓋整個區塊：原生支援點擊與拖放 */
.dropzone input[type="file"] { position: absolute; inset: 0; opacity: 0; cursor: pointer; min-height: 0; padding: 0; }
.gallery { display: flex; flex-wrap: wrap; gap: var(--s-4); }
.thumb { position: relative; width: 148px; border-radius: var(--r-lg); overflow: hidden;
  background: var(--surface-2); border: 1px solid var(--border); transition: box-shadow .25s var(--ease), transform .25s var(--ease); }
.thumb:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.thumb img { width: 100%; aspect-ratio: 1; object-fit: cover; }
.thumb.frontal { border-color: transparent; box-shadow: 0 0 0 2px var(--accent); }
.thumb .ops { display: flex; justify-content: space-between; align-items: center; padding: 8px 10px; }
.thumb .tag { font-size: 11px; font-weight: 600; color: var(--accent-strong); }

/* ---------- Segments ---------- */
.segments { display: flex; flex-direction: column; gap: var(--s-4); counter-reset: seg; }
.segment {
  position: relative; padding: var(--s-5); padding-left: 86px; border-radius: var(--r-lg);
  background: var(--surface-2); border: 1px solid var(--border);
  transition: border-color var(--dur), box-shadow var(--dur);
}
.segment:focus-within { border-color: var(--border-strong); box-shadow: var(--shadow-md); }
/* 段落編號＝段落標題：左側「段落／01」兩行＋往下延伸的直線（依狀態上色：完成綠、生成中橘、失敗紅） */
.seg-num { position: absolute; left: 16px; top: 18px; width: 54px; height: 56px; border-radius: 12px;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px;
  font-family: var(--mono); font-size: 17px; font-weight: 700; line-height: 1;
  background: var(--surface-3); color: var(--text-2); border: 1px solid var(--border); }
.seg-num small { font-family: inherit; font-size: 13px; font-weight: 600; letter-spacing: .05em; opacity: .85; }
.segment:not(:last-child)::after { content: ""; position: absolute; left: 42px; top: 82px; bottom: -17px; width: 2px;
  background: var(--border); }
.segment.done .seg-num { background: var(--success-soft); color: var(--success); border-color: transparent; }
.segment.processing .seg-num { background: var(--accent-soft); color: var(--accent); border-color: transparent; }
.segment.failed .seg-num { background: var(--danger-soft); color: var(--danger); border-color: transparent; }
.seg-head { display: flex; align-items: center; gap: var(--s-3); margin-bottom: var(--s-3); min-height: 30px; }
.seg-head h3 { font-size: 14px; }
.seg-head .link, .seg-head .btn-del { margin-left: auto; }
/* 刪除段落：粉紅底白字 */
.btn-del { background: #e8577a; color: #fff; border: none; }
.btn-del:hover { background: #d63f64; }
.dur-field { display: flex; align-items: center; gap: 6px; margin-top: 8px; font-size: 12.5px; color: var(--text-2); white-space: nowrap; }
.dur-field .dur-select { flex: 1; min-width: 0; }
.dur-cost { margin: 6px 0 0; font-size: 13px; font-weight: 600; color: var(--text); font-variant-numeric: tabular-nums; }
.dur-cost small { display: block; margin-top: 2px; font-size: 11.5px; font-weight: 400; color: var(--text-3); } /* tokens 放第二行 */
.ai-empty { margin: 10px 0 0; font-size: 12.5px; color: var(--text-3); }
.dur-select { width: auto; min-height: 30px; padding: 4px 28px 4px 10px; font-size: 12.5px; border-radius: 8px;
  background-position: right 8px center; background-size: 14px; }
.plan-no em { display: block; font-style: normal; font-size: 10.5px; color: var(--text-3); font-weight: 500; }
.plan-total { font-size: 12px !important; color: var(--text-3) !important; }
.seg-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--s-3); margin-top: var(--s-3); }
.seg-grid .field select { min-height: 36px; padding-top: 7px; padding-bottom: 7px; font-size: 13px; }
.seg-body { display: grid; grid-template-columns: 150px minmax(0, 1fr); gap: var(--s-4); }
.seg-photo { display: flex; flex-direction: column; gap: var(--s-2); }
.seg-photo select { font-size: 12.5px; min-height: 34px; padding: 6px 30px 6px 10px; }
.seg-fields { display: flex; flex-direction: column; gap: var(--s-3); min-width: 0; }
.seg-fields textarea { font-size: 13.5px; }
.seg-more { margin-top: var(--s-3); border-radius: var(--r-md); border: 1px solid var(--border); background: var(--surface); }
.seg-more > summary, .advanced > summary {
  display: flex; align-items: center; flex-wrap: wrap; gap: 6px; padding: 10px 12px; cursor: pointer;
  list-style: none; font-size: 13px; font-weight: 600; color: var(--text); border-radius: var(--r-md); user-select: none; }
.seg-more > summary::-webkit-details-marker, .advanced > summary::-webkit-details-marker { display: none; }
.seg-more > summary:hover, .advanced > summary:hover { background: var(--surface-2); }
.chev { width: 16px; height: 16px; color: var(--text-3); transition: transform var(--dur) var(--ease); }
details[open] > summary .chev { transform: rotate(90deg); }
.seg-more-hint { font-weight: 400; color: var(--text-3); font-size: 12px; }
.seg-more[open] { padding-bottom: var(--s-3); }
.seg-more .seg-grid, .seg-more > .field { margin: var(--s-2) var(--s-3) 0; }
.seg-more .prompt textarea { font-family: var(--mono); font-size: 12.5px; color: var(--text-2); }
.muted-chip { color: var(--text-3); }
.seg-status { display: flex; align-items: center; gap: var(--s-2); flex-wrap: wrap; margin-top: var(--s-4); font-size: 13px; }
.pill { display: inline-flex; align-items: center; gap: 6px; height: 26px; padding: 0 10px; border-radius: 999px; font-size: 12px; font-weight: 600; }
.pill.ok { background: var(--success-soft); color: var(--success); }
.pill.run { background: var(--accent-soft); color: var(--accent-strong); }
.pill.err { background: var(--danger-soft); color: var(--danger); }
.pill.run::before { content: ""; width: 10px; height: 10px; border-radius: 50%; border: 2px solid currentColor; border-right-color: transparent; animation: spin .8s linear infinite; }
.seg-status .err-msg { color: var(--danger); font-size: 12.5px; flex-basis: 100%; }
.seg-result { display: flex; gap: var(--s-5); margin-top: var(--s-4); }
.seg-result .seg-video { flex-basis: auto; margin: 0; padding: 3px; }
.seg-result .seg-video video { outline: 2px solid var(--accent); outline-offset: 3px; } /* 只框影片：標示使用中 */
.seg-result-side { flex: 1; min-width: 0; display: flex; flex-direction: column; justify-content: space-between; gap: var(--s-4); }
.using-tag { background: var(--accent); color: var(--accent-ink); }
.seg-result .seg-video { position: relative; }
.seg-video .using-tag { position: absolute; top: 12px; right: 12px; } /* 影片右上 */
.stale-note { margin: 8px 0 0; padding: 6px 10px; border-radius: 8px; font-size: 12.5px; font-weight: 600;
  color: var(--warn); background: var(--warn-soft); }
.video-slot { width: 200px; aspect-ratio: 9 / 16; display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 6px; border-radius: var(--r-md); border: 2px dashed var(--border-strong); background: var(--surface);
  color: var(--text-2); font: inherit; cursor: pointer; transition: border-color var(--dur), color var(--dur), background var(--dur); }
.video-slot .ico { width: 26px; height: 26px; }
.video-slot b { font-size: 14px; }
.video-slot small { font-size: 12px; color: var(--text-3); }
.video-slot.ready { cursor: default; border-style: dashed; border-color: color-mix(in srgb, var(--accent) 45%, transparent); }
.video-slot.ready b { color: var(--text); }
.slot-add { width: 52px; height: 52px; display: grid; place-items: center; border-radius: 50%; border: 1px solid var(--border-strong);
  background: var(--surface-2); color: var(--text-2); cursor: pointer; transition: color var(--dur), border-color var(--dur), background var(--dur); }
.slot-add .ico { width: 24px; height: 24px; }
.slot-add:hover { color: var(--accent-strong); border-color: var(--accent); background: var(--accent-soft); }
.video-slot.ready:hover { background: var(--surface); color: var(--text-2); }
.video-slot:hover { border-color: var(--accent); color: var(--accent-strong); background: var(--accent-soft); }
.seg-result .err-msg { margin: 6px 0 8px; color: var(--danger); font-size: 12.5px; }
.clip-upload { position: relative; align-self: flex-start; margin: 4px 0 var(--s-4); }
.clip-upload input[type="file"] { position: absolute; inset: 0; opacity: 0; cursor: pointer; }
.clip-sub { margin: 0 0 var(--s-3); font-size: 13px; color: var(--text-2); }
.seg-result-side.center { justify-content: center; }
.seg-result-title.ready { color: var(--accent-strong); }
.seg-head .ai-tag-inline { margin-left: 4px; font-variant-numeric: tabular-nums; }
.seg-result-title { margin: 8px 0 2px; font-size: 15px; font-weight: 700; }
.seg-result-side .muted { margin: 0; font-size: 12.5px; }
.seg-result-foot { display: flex; flex-direction: column; align-items: flex-start; gap: 8px; }
.seg-result-btns { display: flex; flex-wrap: wrap; gap: 8px; }
.clip-card { position: relative; }
.clip-card.prev { box-shadow: 0 0 0 2px var(--accent); border-color: transparent; }
.prev-tag { position: absolute; top: 16px; right: 16px; z-index: 1; background: var(--accent); color: var(--accent-ink); }
.clip-line { margin: 0; font-size: 13px; line-height: 1.5; color: var(--text); display: -webkit-box; -webkit-line-clamp: 2;
  -webkit-box-orient: vertical; overflow: hidden; }
.seg-card-btns { margin-top: 14px; padding-top: 12px; border-top: 1px solid var(--border); }
.seg-video-ops { display: flex; justify-content: flex-end; gap: 4px; margin-bottom: 8px; }
.clip-actions { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.clip-actions .btn { flex: 1; }
.seg-cost { font-size: 12.5px; color: var(--success); font-weight: 600; font-variant-numeric: tabular-nums; }
@media (max-width: 720px) { .seg-result .seg-video video, .video-slot { width: 150px; } }
.seg-video { flex-basis: 100%; display: flex; gap: var(--s-4); align-items: flex-start; margin-top: var(--s-2); }
.seg-video video { width: 200px; aspect-ratio: 9 / 16; object-fit: cover; border-radius: var(--r-md); background: #000; box-shadow: var(--shadow-md); }

/* ---------- Generate ---------- */
.estimate { font-variant-numeric: tabular-nums; }
.stage { display: inline-flex; align-items: center; gap: 8px; font-size: 13px; color: var(--text-2); }
.stage:empty { display: none; }
.busy .stage::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--accent);
  box-shadow: 0 0 0 0 var(--accent); animation: pulse 1.6s infinite; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(255, 122, 69, .6); } 70% { box-shadow: 0 0 0 10px rgba(255, 122, 69, 0); } 100% { box-shadow: 0 0 0 0 rgba(255, 122, 69, 0); } }
.log {
  margin: var(--s-5) 0 0; padding: var(--s-4); max-height: 240px; overflow: auto; white-space: pre-wrap;
  font: 12px/1.7 var(--mono); color: var(--text-2);
  background: color-mix(in srgb, var(--bg) 70%, black); border: 1px solid var(--border); border-radius: var(--r-md);
}
:root[data-theme="light"] .log { background: #0f1116; color: #c9cede; }
@media (prefers-color-scheme: light) { :root:not([data-theme="dark"]) .log { background: #0f1116; color: #c9cede; } }
.final { display: grid; grid-template-columns: auto 1fr; gap: var(--s-6); align-items: center; margin-top: var(--s-6);
  animation: rise .5s var(--ease) both; }
.final[hidden] { display: none; }
.final.pending { grid-template-columns: 1fr; }
.final.pending .eyebrow { color: var(--warn); }
.final-player video { width: 270px; aspect-ratio: 9 / 16; border-radius: var(--r-lg); background: #000;
  box-shadow: var(--shadow-md), 0 0 0 1px var(--border-strong); }
.final-info { display: flex; flex-direction: column; align-items: flex-start; gap: var(--s-2); }
.final-info h3 { font-size: 22px; }
.final-info .btn { margin-top: var(--s-3); }

/* ---------- Dialog & toast ---------- */
.dialog {
  width: min(420px, calc(100vw - 32px)); padding: var(--s-5); border-radius: var(--r-xl);
  border: 1px solid var(--border-strong); background: var(--surface); color: var(--text); box-shadow: var(--shadow-md);
}
.dialog[open] { animation: pop .22s var(--ease); }
.dialog::backdrop { background: rgba(5, 6, 10, .55); backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px); }
@keyframes pop { from { opacity: 0; transform: translateY(6px) scale(.98); } to { opacity: 1; transform: none; } }
.dialog-msg { margin: 0 0 var(--s-4); font-size: 15px; line-height: 1.6; white-space: pre-line; }
.dialog-md { width: min(520px, calc(100vw - 32px)); }
.dialog-xl { width: min(1080px, calc(100vw - 32px)); max-height: calc(100vh - 48px); overflow: auto; }
.dialog-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: var(--s-2); }
.dialog-head h3 { font-size: 18px; }
.dialog-fields { display: flex; flex-direction: column; gap: var(--s-4); margin-top: var(--s-4); }
.dialog .panel-foot { margin-top: var(--s-4); }
.dialog-input[hidden] { display: none; }
.dialog-actions { display: flex; justify-content: flex-end; gap: var(--s-2); margin-top: var(--s-5); }
.toast {
  position: fixed; inset: auto; left: 50%; bottom: calc(24px + env(safe-area-inset-bottom)); z-index: 50; margin: 0;
  width: auto; height: auto; overflow: visible;
  max-width: min(560px, calc(100vw - 32px)); padding: 12px 18px; border-radius: 14px;
  background: var(--overlay); color: var(--text); border: 1px solid var(--border-strong);
  backdrop-filter: blur(16px) saturate(160%); -webkit-backdrop-filter: blur(16px) saturate(160%);
  box-shadow: var(--shadow-md); font-size: 13.5px; transform: translateX(-50%);
  animation: toast-in .28s var(--ease);
}
.toast-action { margin-left: 12px; padding: 4px 10px; border-radius: 8px; border: none; background: var(--accent);
  color: var(--accent-ink); font: inherit; font-size: 13px; font-weight: 700; cursor: pointer; }
@keyframes toast-in { from { opacity: 0; transform: translate(-50%, 10px); } to { opacity: 1; transform: translate(-50%, 0); } }

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
  .layout { grid-template-columns: minmax(0, 1fr); padding-top: 0; }
  .steps { position: sticky; top: var(--topbar-h); z-index: 10; flex-direction: row; overflow-x: auto;
    margin: 0 calc(-1 * var(--s-5)); padding: var(--s-2) var(--s-5); gap: 4px;
    background: var(--overlay); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border); scrollbar-width: none; }
  .steps::-webkit-scrollbar { display: none; }
  .steps a { white-space: nowrap; padding: 8px 12px; }
  .steps a.active::before { left: 12px; right: 12px; top: auto; bottom: 0; width: auto; height: 2px; }
  html { scroll-padding-top: calc(var(--topbar-h) + 64px); }
  .seg-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .plan-grid { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 720px) {
  :root { --topbar-h: 56px; }
  .topbar { padding: 0 var(--s-4); gap: var(--s-2); }
  .chips { display: none; }
  .brand-text small { display: none; }
  .layout { padding: 0 var(--s-4) 96px; gap: var(--s-4); }
  .steps { margin: 0 calc(-1 * var(--s-4)); padding: var(--s-2) var(--s-4); }
  .card { padding: var(--s-5) var(--s-4); border-radius: var(--r-lg); }
  .form-grid { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .span-2, .span-3 { grid-column: 1 / -1; }
  #s-model .field { grid-column: 1 / -1; }
  .seg-grid { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .segment { padding: var(--s-4); padding-left: 76px; }
  .seg-num { left: 12px; top: var(--s-4); }
  .segment:not(:last-child)::after { left: 38px; top: 80px; }
  .model-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--s-3); }
  .model-body { padding: 8px 10px 10px; }
  .media-row { gap: var(--s-3); }
  .media-row .gallery { display: contents; } /* 縮圖與上傳區同列排列 */
  .dropzone, .thumb { width: calc(50% - 6px); }
  .dropzone { min-height: 0; aspect-ratio: 1 / 1.18; }
  .final { grid-template-columns: minmax(0, 1fr); justify-items: center; text-align: center; }
  .final-info { align-items: center; }
  .final-player video { width: min(270px, 70vw); }
  .panel-foot { flex-direction: column-reverse; align-items: stretch; }
  .actions .btn { flex: 1; }
  .voice-edit { grid-template-columns: minmax(0, 1fr); }
  .voice-row { flex-wrap: wrap; }
  .step-foot .btn { flex: 1; }
  .choice-row { grid-template-columns: minmax(0, 1fr); }
  .script-tabs button small { display: none; }
  .ai-bar #openPlanDialog { align-self: stretch; }
  .seg-body { grid-template-columns: 110px minmax(0, 1fr); gap: var(--s-3); }
  .model-add { min-height: 160px; }
}

/* ---------- Motion & print preferences ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important;
    transition-duration: .001ms !important; scroll-behavior: auto !important; }
}

/* ---------- 作品頁與編輯列（ADR-0019） ---------- */
.work-body { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: var(--s-6); align-items: start; }
.work .final-player video { width: 300px; }
.work-side { display: flex; flex-direction: column; gap: var(--s-4); min-width: 0; }
.work-actions { display: flex; flex-wrap: wrap; gap: var(--s-2); }
.work-sub { margin: var(--s-2) 0 0; font-size: 14px; color: var(--text-2); }
.work-segs { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.work-seg { display: grid; grid-template-columns: auto 44px minmax(0, 1fr); align-items: center; gap: 12px;
  padding: 8px 12px; border-radius: var(--r-md); background: var(--surface); border: 1px solid var(--border); }
.work-seg .seg-num { position: static; width: 30px; height: 30px; font-size: 12px; } /* 唯讀段落列維持小方塊 */
.work-seg img, .work-thumb { width: 44px; height: 44px; border-radius: 8px; object-fit: cover; background: var(--surface-2); display: block; }
.work-line { margin: 0 0 2px; font-size: 13.5px; font-weight: 600; line-height: 1.5; }
.edit-bar { position: sticky; top: calc(var(--topbar-h) + 8px); z-index: 40; margin-bottom: var(--s-4);
  display: flex; align-items: center; justify-content: space-between; gap: var(--s-4);
  padding: 12px 14px 12px 18px; border-radius: var(--r-lg); background: var(--overlay); border: 1px solid var(--border-strong);
  backdrop-filter: blur(16px) saturate(160%); -webkit-backdrop-filter: blur(16px) saturate(160%); box-shadow: var(--shadow-md); }
.edit-bar[hidden] { display: none; }
.edit-bar-info { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.edit-bar-info b { font-size: 14px; color: var(--edit); }
.edit-bar-info span { font-size: 12.5px; color: var(--text-2); }
.edit-bar-btns { display: flex; gap: var(--s-2); flex-wrap: wrap; justify-content: flex-end; }
body[data-mode="edit"] [data-goto="s-generate"] { display: none; }
.btn.on { border-color: var(--accent); color: var(--accent-strong); }
.keep-note { margin: 8px 0 0; font-size: 12.5px; }
@media (max-width: 720px) {
  .work-body { grid-template-columns: minmax(0, 1fr); }
  .work .final-player video { width: 100%; max-width: 320px; }
  .edit-bar { flex-direction: column; align-items: stretch; }
}
/* 作品頁沒有步驟導覽：主內容佔滿整列（否則會落進導覽那一欄） */
body[data-mode="work"] .layout, body[data-mode="home"] .layout { grid-template-columns: minmax(0, 1fr); max-width: 1080px; }
@media (max-width: 1080px) { .edit-bar { top: calc(var(--topbar-h) + 56px); } } /* 避開頂部步驟列 */

/* 編輯作品列：藍色系，與主要動作的橘色區隔 */
:root { --edit: #6ea8ff; --edit-border: rgba(110, 168, 255, .4); --edit-ink: #0b1220; } /* 深色（預設） */
:root[data-theme="light"] { --edit: #2563eb; --edit-border: rgba(37, 99, 235, .35); --edit-ink: #fff; }
@media (prefers-color-scheme: light) { :root:not([data-theme="dark"]) { --edit: #2563eb; --edit-border: rgba(37, 99, 235, .35); --edit-ink: #fff; } }
.edit-bar { background: color-mix(in srgb, var(--edit) 8%, var(--surface)); border-color: var(--edit-border); }
.edit-bar-info b::before { content: ""; display: inline-block; width: 8px; height: 8px; margin-right: 8px; border-radius: 50%;
  background: var(--edit); vertical-align: 1px; }
#applyEdit { background: var(--edit); color: var(--edit-ink); box-shadow: none; }
#applyEdit:hover { filter: brightness(1.08); }

/* ---------- ADR-0019 第 2 階段 ---------- */
.work-title-row { display: flex; align-items: center; gap: 4px; }
.job-segs { margin-top: var(--s-4); }
.work-seg.has-chip { grid-template-columns: auto 44px minmax(0, 1fr) auto; }
.job-chip { height: 24px; padding: 0 10px; border-radius: 999px; font-size: 12px; font-weight: 700; line-height: 24px; white-space: nowrap; }
.job-chip.wait { background: var(--surface-3); color: var(--text-2); }
.job-chip.run { background: var(--accent-soft); color: var(--accent-strong); }
.job-chip.ok { background: var(--success-soft); color: var(--success); }
.job-chip.err { background: var(--danger-soft); color: var(--danger); }
.job-chip.keep { background: transparent; color: var(--text-3); border: 1px dashed var(--border-strong); line-height: 22px; }
.compare-player video { display: block; width: min(320px, 100%); margin: 0 auto; aspect-ratio: 9 / 16; border-radius: var(--r-lg); background: #000; }

/* 編輯列縮小：往下捲動時縮成右上「● 編輯中」＋展開箭頭 */
.edit-bar { transition: padding var(--dur) var(--ease); }
.eb-toggle { display: none; width: 30px; height: 30px; }
.eb-toggle svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round;
  transition: transform var(--dur); }
.edit-bar.compact .eb-toggle, .edit-bar.pinned .eb-toggle { display: inline-grid; place-items: center; }
.edit-bar.pinned .eb-toggle svg { transform: rotate(180deg); }
.edit-bar.compact { width: fit-content; margin-left: auto; gap: 6px; padding: 6px 6px 6px 14px; border-radius: 999px; }
.edit-bar.compact #editSummary, .edit-bar.compact .edit-bar-btns, .edit-bar.compact .eb-long { display: none; }
.edit-bar.pinned .eb-toggle { order: 3; }
.edit-bar-info b span { font: inherit; color: inherit; } /* 「作品」兩字與標題同樣式 */
.edit-bar-btns { margin-left: auto; }

/* ---------- 首頁：作品列表（ADR-0020） ---------- */
.home-link { margin-left: 4px; }
.home-link[hidden] { display: none; }
.home-head { margin-bottom: var(--s-5); }
.home-head h2 { margin: 6px 0 4px; font-size: 26px; }
.home-note { margin: 0 0 var(--s-4); padding: 10px 14px; border-radius: var(--r-md); background: var(--accent-soft);
  color: var(--accent-strong); font-size: 13.5px; font-weight: 600; }
.project-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: var(--s-4); }
.project-card { position: relative; display: flex; flex-direction: column; border-radius: var(--r-lg); overflow: hidden;
  background: var(--surface); border: 1px solid var(--border); transition: border-color var(--dur), box-shadow var(--dur), transform var(--dur); }
.project-card:not(.disabled):hover { border-color: var(--accent); box-shadow: var(--shadow-md); transform: translateY(-2px); }
.project-card.disabled { opacity: .5; }
.project-open { display: flex; flex-direction: column; padding: 0; border: none; background: none; color: inherit; font: inherit;
  text-align: left; cursor: pointer; }
.project-open:disabled { cursor: not-allowed; }
.project-cover { position: relative; aspect-ratio: 4 / 5; background: var(--surface-2); overflow: hidden; display: block; }
.project-cover img, .project-cover video { width: 100%; height: 100%; object-fit: cover; display: block; }
.project-cover-empty { position: absolute; inset: 0; background: var(--surface-3); }
.project-status { position: absolute; top: 10px; left: 10px; height: 22px; padding: 0 9px; border-radius: 999px; font-size: 11.5px;
  font-weight: 700; line-height: 22px; background: rgba(12, 13, 17, .72); color: #fff; backdrop-filter: blur(6px); }
.project-status.done { background: var(--success); color: #fff; }
.project-status.generating { background: var(--accent); color: var(--accent-ink); }
.project-status.editing { background: var(--edit); color: var(--edit-ink); }
.project-info { display: flex; flex-direction: column; gap: 4px; padding: 12px 14px 14px; }
.project-info b { font-size: 14.5px; line-height: 1.4; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.project-info small { font-size: 12px; color: var(--text-3); }
.project-del { position: absolute; top: 8px; right: 8px; width: 32px; height: 32px; display: grid; place-items: center; border: none;
  border-radius: 9px; background: rgba(12, 13, 17, .6); color: #fff; cursor: pointer; opacity: 0; transition: opacity var(--dur), background var(--dur); }
.project-del .ico { width: 16px; height: 16px; }
.project-card:hover .project-del, .project-del:focus-visible { opacity: 1; }
.project-del:hover { background: #e8577a; }
.project-new { align-items: center; justify-content: center; gap: 8px; min-height: 280px; border-style: dashed; border-width: 2px;
  cursor: pointer; color: var(--text-2); font: inherit; }
.project-new:disabled { cursor: not-allowed; opacity: .5; }
.project-new:not(:disabled):hover { color: var(--accent-strong); background: var(--accent-soft); }
.project-new-icon { width: 56px; height: 56px; display: grid; place-items: center; border-radius: 50%; background: var(--accent); color: var(--accent-ink); }
.project-new-icon .ico { width: 26px; height: 26px; }
.project-new b { font-size: 15px; color: var(--text); }
.project-new small { font-size: 12px; color: var(--text-3); }

/* 金額：滑過或點擊顯示 tokens 小視窗 */
[data-tokens]:not([data-tokens=""]) { cursor: help; }
.money { text-decoration: underline dotted; text-underline-offset: 3px; }
.token-tip { position: fixed; inset: auto; margin: 0; width: max-content; max-width: min(360px, calc(100vw - 16px));
  padding: 6px 10px; border-radius: 8px; border: 1px solid var(--border-strong); background: var(--overlay); color: var(--text);
  font-size: 12.5px; font-variant-numeric: tabular-nums; box-shadow: var(--shadow-md); pointer-events: none;
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); }

/* Step 03 作品基本資料 */
.script-head { display: flex; align-items: flex-start; justify-content: space-between; gap: var(--s-5); flex-wrap: wrap; }
.project-stats { display: grid; grid-template-columns: repeat(4, auto); gap: 4px 20px; margin: 0; padding: 10px 16px;
  border-radius: var(--r-md); background: var(--surface-2); border: 1px solid var(--border); }
.project-stats div { min-width: 0; }
.project-stats dt { font-size: 11.5px; color: var(--text-3); }
.project-stats dd { margin: 2px 0 0; font-size: 14px; font-weight: 700; font-variant-numeric: tabular-nums; white-space: nowrap; }
.project-stats dd.money { text-decoration: underline dotted; text-underline-offset: 3px; }
@media (max-width: 720px) { .project-stats { grid-template-columns: repeat(2, auto); width: 100%; } }

/* 頂部花費按鈕與明細面板 */
.credits-btn { cursor: pointer; font: inherit; }
/* 會員模式：點數面板（階段 5） */
.pts-plus { color: var(--success); }
.storage-bar { height: 8px; margin: 6px 0 4px; border-radius: 999px; background: var(--surface-3); overflow: hidden; }
.storage-bar i { display: block; height: 100%; background: var(--accent); }
.storage-bar.warn i { background: var(--danger, #dc2626); }
/* 會員模式：頂部頭像選單 */
.user-menu { display: flex; }
.user-btn { width: 32px; height: 32px; padding: 0; border: 1px solid var(--border); border-radius: 50%; overflow: hidden;
  background: var(--surface-2); color: var(--text); font: inherit; font-weight: 700; cursor: pointer; }
.user-btn img { width: 100%; height: 100%; object-fit: cover; display: block; }
.user-panel { position: fixed; inset: auto; top: 56px; right: 16px; margin: 0; min-width: 220px; padding: var(--s-4);
  border: 1px solid var(--border); border-radius: var(--r-md); background: var(--surface); color: var(--text);
  box-shadow: 0 12px 32px rgba(0, 0, 0, .25); }
.user-panel .btn { width: 100%; margin-top: var(--s-2); }
.user-name { margin: 0; font-weight: 700; }
.user-email { margin: 2px 0 var(--s-2); font-size: 12px; word-break: break-all; }
/* 影片模型：狀態列可點、收費表視窗 */
.chip-btn { cursor: pointer; font: inherit; }
.chip-btn:hover { border-color: var(--accent); color: var(--text); }
.vm-choices { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 8px; margin-bottom: var(--s-4); }
.vm-choice { display: flex; flex-direction: column; align-items: flex-start; gap: 2px; padding: 10px 12px; border: 2px solid var(--border);
  border-radius: var(--r-md); background: var(--surface); color: var(--text); font: inherit; text-align: left; cursor: pointer; }
.vm-choice small { color: var(--text-3); font-size: 12px; }
.vm-choice.on { border-color: var(--accent); background: color-mix(in srgb, var(--accent) 8%, transparent); }
.vm-choice:disabled { cursor: not-allowed; opacity: .5; }
.vm-title { margin: var(--s-3) 0 6px; font-size: 14px; }
.vm-table-wrap { overflow-x: auto; }
.vm-table { width: 100%; border-collapse: collapse; font-size: 13px; font-variant-numeric: tabular-nums; }
.vm-table th, .vm-table td { padding: 6px 8px; border-bottom: 1px solid var(--border); text-align: left; white-space: nowrap; }
.vm-table thead th { color: var(--text-3); font-weight: 600; }
.vm-table tr.on td, .vm-table tr.on th { background: color-mix(in srgb, var(--accent) 8%, transparent); }
.vm-table tr.off { color: var(--text-3); }
.credits-btn:hover { border-color: var(--accent); color: var(--text); }
.cost-panel { position: fixed; inset: auto; margin: 0; width: 300px; max-width: calc(100vw - 16px); padding: 14px 16px;
  border-radius: var(--r-lg); border: 1px solid var(--border-strong); background: var(--surface); color: var(--text);
  box-shadow: var(--shadow-md); font-size: 13px; }
.cost-panel h4 { margin: 0 0 10px; font-size: 14px; }
.cost-panel h5 { margin: 14px 0 6px; font-size: 12px; color: var(--text-3); font-weight: 600; }
.cost-periods { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 6px; }
.cost-periods .cost-row { flex-direction: column; align-items: flex-start; gap: 2px; padding: 8px 10px; border-radius: 10px;
  background: var(--surface-2); border: 1px solid var(--border); font: inherit; color: inherit; text-align: left; cursor: pointer; }
.cost-periods .cost-row:hover { border-color: var(--border-strong); }
.cost-periods .cost-row.on span { color: var(--accent-strong); font-weight: 600; }
.cost-periods .cost-row.on { border-color: var(--accent); }
.cost-periods .cost-row b { font-size: 16px; }
.cost-row { display: flex; align-items: center; justify-content: space-between; gap: 8px; padding: 4px 0; }
.cost-row span, .cost-row a { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--text-2); }
.cost-row b { font-variant-numeric: tabular-nums; text-decoration: underline dotted; text-underline-offset: 3px; cursor: help; }
.cost-note { margin: 12px 0 0; font-size: 11.5px; }

/* 「?」說明按鈕與小視窗 */
.help-btn { width: 20px; height: 20px; margin: 0 10px 0 -2px; padding: 0; border-radius: 50%; border: 1px solid var(--border-strong);
  background: var(--surface); color: var(--text-3); font: inherit; font-size: 12px; font-weight: 700; line-height: 18px; cursor: pointer; }
.help-btn:hover { color: var(--accent-strong); border-color: var(--accent); }
.help-pop { position: fixed; inset: auto; margin: 0; width: max-content; max-width: min(280px, calc(100vw - 16px));
  padding: 8px 12px; border-radius: 10px; border: 1px solid var(--border-strong); background: var(--surface); color: var(--text);
  font-size: 13px; line-height: 1.5; box-shadow: var(--shadow-md); }

/* 生成前確認視窗 */
.gen-change { margin: 0 0 var(--s-3); font-size: 13.5px; font-weight: 600; color: var(--text-2); }
.gen-list { max-height: min(46vh, 420px); overflow-y: auto; }
.gen-list .seg-num { width: auto; min-width: 56px; padding: 0 6px; } /* 「03→02」與「01」對齊 */
.work-seg.removed { opacity: .55; }
.work-seg.removed .work-line { text-decoration: line-through; }
.gen-summary { margin: var(--s-4) 0 0; padding: 10px 14px; border-radius: var(--r-md); background: var(--accent-soft);
  font-size: 13.5px; line-height: 1.6; }
.gen-summary b { font-size: 15px; }

/* 段落：上半部「內容」（照片、重點、台詞、鏡頭）／下半部「影片」預覽面板 */
.seg-section-label { display: flex; align-items: center; gap: 10px; margin: 0 0 var(--s-3); font-size: 11.5px;
  font-weight: 700; letter-spacing: .12em; color: var(--text-3); }
.seg-section-label::after { content: ""; flex: 1; height: 1px; background: var(--border); }
.seg-media { margin-top: var(--s-5); padding: var(--s-4) var(--s-5) var(--s-5); border-radius: var(--r-lg);
  background: var(--surface-3); border: 1px solid var(--border); }
.seg-media .seg-result, .seg-media .seg-status { margin-top: 0; }
.seg-media .seg-video video { background: #000; }
.seg-media .video-slot { background: var(--surface); }
@media (max-width: 720px) { .seg-media { padding: var(--s-3); } }

/* 生成設定連結與視窗 */
.settings-link { margin-top: 8px; padding: 4px 0; font-size: 13px; color: var(--text-2); text-decoration: underline; text-underline-offset: 3px; }
.settings-link.disabled { color: var(--text-3); opacity: .6; cursor: not-allowed; }
.settings-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); margin: var(--s-3) 0; }

/* 生成設定視窗：左影片預覽、右設定 */
.dialog-lg { width: min(860px, calc(100vw - 32px)); }
.settings-body { display: grid; grid-template-columns: 240px minmax(0, 1fr); gap: var(--s-5); align-items: start; }
.settings-preview { position: relative; display: block; width: 100%; aspect-ratio: 9 / 16; padding: 0; border: none;
  border-radius: var(--r-lg); overflow: hidden; background: #000; cursor: pointer; }
.settings-preview video { width: 100%; height: 100%; object-fit: cover; display: block; pointer-events: none; }
.settings-play { position: absolute; inset: 0; margin: auto; width: 56px; height: 56px; display: grid; place-items: center;
  border-radius: 50%; background: rgba(12, 13, 17, .6); color: #fff; transition: opacity var(--dur); pointer-events: none; }
.settings-play svg { width: 24px; height: 24px; fill: currentColor; margin-left: 3px; }
.settings-preview.playing .settings-play { opacity: 0; }
/* AI 產生新分鏡後：影片變暗並標示將重新生成 */
.settings-regen-tag { display: none; }
.settings-preview.regen video { opacity: .3; }
.settings-preview.regen .settings-play { display: none; }
.settings-preview.regen .settings-regen-tag { position: absolute; inset: 0; display: grid; place-items: center; padding: 16px;
  color: #fff; font-size: 16px; font-weight: 700; line-height: 1.5; text-align: center; background: rgba(0, 0, 0, .45); }
.settings-form .hint { margin-top: 0; }
/* 版本比對（ADR-0031 第 2 步）：這個版本有、目前沒有＝綠底；目前有、這個版本沒有＝刪除線 */
.settings-diff { margin-top: var(--s-3); padding: 10px 12px; border-radius: var(--r-md); background: var(--surface-2);
  font-size: 13px; line-height: 1.7; color: var(--text-2); }
.settings-diff h5 { margin: 0 0 4px; font-size: 12.5px; color: var(--text-3); font-weight: 700; }
.settings-diff p { margin: 0 0 8px; white-space: pre-wrap; word-break: break-word; }
.settings-diff p:last-child { margin-bottom: 0; }
.settings-diff ins { background: var(--success-soft); color: var(--success); text-decoration: none; border-radius: 3px; font-weight: 600; }
.settings-diff del { background: var(--danger-soft); color: var(--danger); border-radius: 3px; }
.settings-grid .field.changed select { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent); }
.settings-grid .field.changed small { color: var(--accent-strong); font-weight: 500; }
#settingsApply:disabled { opacity: 1; color: var(--text-3); background: var(--surface-2); border-color: var(--border); box-shadow: none; }
/* 版本縮圖：上一支／目前 */
.settings-versions { display: flex; gap: 8px; margin-top: 10px; }
/* 使用這支影片：綠色（兩種主題同一個較深的綠，白字對比足夠） */
.settings-use { width: 100%; margin-top: 10px; color: #fff; background: #0e8a57; border-color: transparent; }
.settings-use:hover:not(:disabled) { color: #fff; background: #0b7349; }
.settings-ver { position: relative; width: 64px; padding: 0; border: 2px solid var(--border); border-radius: 8px; overflow: hidden;
  background: #000; cursor: pointer; }
.settings-ver.on { border-color: var(--accent); }
.settings-ver video, .settings-ver img { display: block; width: 100%; aspect-ratio: 9 / 16; object-fit: cover; pointer-events: none; }
.settings-ver span { position: absolute; left: 0; right: 0; bottom: 0; padding: 2px 0; font-size: 11px; font-weight: 600;
  color: #fff; text-align: center; background: rgba(0, 0, 0, .55); }
@media (max-width: 720px) {
  .settings-body { grid-template-columns: minmax(0, 1fr); }
  .settings-preview { width: min(220px, 100%); margin: 0 auto; }
  .settings-versions { justify-content: center; }
}

/* 內容已修改：「重新生成」閃爍提示 */
@keyframes regen-pulse {
  0%, 100% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--accent) 55%, transparent); border-color: var(--accent); }
  50% { box-shadow: 0 0 0 6px color-mix(in srgb, var(--accent) 0%, transparent); border-color: var(--border-strong); }
}
.btn.pulse { color: var(--accent-strong); border-color: var(--accent); animation: regen-pulse 1.4s ease-in-out infinite; }
@media (prefers-reduced-motion: reduce) { .btn.pulse { animation: none; box-shadow: 0 0 0 2px var(--accent-soft); } }

/* 共用對話框右上關閉 ✕ */
/* 貼在視窗框右上角、略為突出框外的圓形 ✕（dialog 本身為定位容器，需允許內容溢出） */
#dialog { overflow: visible; }
.dialog-x { position: absolute; top: -12px; right: -12px; width: 32px; height: 32px; border-radius: 50%;
  background: var(--surface); border: 1px solid var(--border-strong); box-shadow: var(--shadow-md); }
.dialog-x:hover { background: var(--surface-2); }
.dialog-x[hidden] { display: none; }
#dialog:has(.dialog-x:not([hidden])) .dialog-msg { padding-right: 12px; }

/* 固定服裝：預設套裝 */
.outfit-presets { display: flex; flex-wrap: wrap; gap: 8px; margin: var(--s-3) 0 var(--s-4); }
.outfit-chip { height: 32px; padding: 0 12px; border-radius: 999px; border: 1px solid var(--border-strong); background: var(--surface);
  color: var(--text-2); font: inherit; font-size: 13px; cursor: pointer; transition: border-color var(--dur), color var(--dur), background var(--dur); }
.outfit-chip:hover { border-color: var(--accent); color: var(--text); }
.outfit-chip.on { border-color: var(--accent); background: var(--accent-soft); color: var(--accent-strong); font-weight: 600; }
/* 新增模特兒：選項列、下拉選單、名稱列、「不指定」「自訂」服裝卡 */
#modelDialog .outfit-presets { margin: 0; }
.model-selects { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--s-3); }
@media (max-width: 560px) { .model-selects { grid-template-columns: minmax(0, 1fr); } }
.model-name-row { display: flex; gap: 8px; }
.model-name-row input { flex: 1; min-width: 0; }
#modelOutfits { margin-bottom: 0; }
.outfit-card .outfit-blank { width: 100%; aspect-ratio: 2 / 3; display: grid; place-items: center; background: var(--surface-3);
  color: var(--text-3); font-size: 26px; }

/* 預設套裝照片卡片（女裝／男裝） */
.outfit-presets { display: block; max-height: min(56vh, 520px); overflow-y: auto; margin: var(--s-3) 0 var(--s-4); }
.outfit-group { margin: 4px 0 8px; font-size: 12.5px; font-weight: 700; letter-spacing: .08em; color: var(--text-3); }
.outfit-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(118px, 1fr)); gap: 10px; margin-bottom: var(--s-4); }
.outfit-card { display: flex; flex-direction: column; padding: 0; border-radius: var(--r-md); overflow: hidden; cursor: pointer;
  border: 1px solid var(--border); background: var(--surface); color: var(--text-2); font: inherit; text-align: left;
  transition: border-color var(--dur), box-shadow var(--dur), transform var(--dur); }
.outfit-card img { width: 100%; aspect-ratio: 2 / 3; object-fit: cover; display: block; background: var(--surface-3); }
.outfit-card span { padding: 6px 8px 8px; font-size: 12.5px; line-height: 1.35; }
.outfit-card:hover { border-color: var(--accent); transform: translateY(-1px); }
.outfit-card.on { border-color: transparent; box-shadow: 0 0 0 2px var(--accent); color: var(--accent-strong); font-weight: 600; }

#planInfo { display: block; white-space: pre-line; line-height: 1.7; } /* 企劃視窗摘要：每段一行 */

.gen-note { margin: var(--s-4) 0 0; padding: 10px 14px; border-radius: var(--r-md); background: var(--surface-2);
  border: 1px solid var(--border); font-size: 13px; color: var(--text-2); }

/* 發音修正表 */
.pron-head, .pron-row { display: grid; grid-template-columns: minmax(0, 1fr) 20px minmax(0, 1fr) 36px; gap: 8px; align-items: center; }
.pron-head { margin: var(--s-3) 0 6px; font-size: 12px; color: var(--text-3); font-weight: 600; }
.pron-rows { display: flex; flex-direction: column; gap: 8px; max-height: 46vh; overflow-y: auto; margin-bottom: var(--s-3); }
.pron-arrow { text-align: center; color: var(--text-3); }
.pron-del .ico { width: 16px; height: 16px; }
.pron-del:hover { color: var(--danger); }

/* 修正發音（局部補音，ADR-0022）：音波上拖曳選取範圍 */
.patch-steps { display: grid; gap: var(--s-4); }
.patch-step h4 { display: flex; align-items: center; gap: 8px; margin: 0 0 4px; font-size: 14px; }
.patch-step .hint { margin: 0 0 8px; }
.patch-no { display: inline-grid; place-items: center; width: 20px; height: 20px; border-radius: 50%;
  background: var(--accent-soft); color: var(--accent-strong); font-size: 12px; font-weight: 700; }
.patch-row[hidden], #patchPaid[hidden] { display: none; }
.patch-row { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-top: 6px; font-size: 13px; }
.patch-video-label { text-align: center; margin: 6px 0 0; font-size: 12px; }
.wave { position: relative; height: 72px; border-radius: var(--r-md, 10px); background: var(--surface-2);
  border: 1px solid var(--border, rgba(127, 127, 127, .2)); cursor: crosshair; touch-action: none; user-select: none; overflow: hidden; }
.wave canvas { width: 100%; height: 100%; display: block; }
.wave-sel { position: absolute; top: 0; bottom: 0; background: var(--accent-soft);
  border-left: 2px solid var(--accent); border-right: 2px solid var(--accent); pointer-events: none; }
.wave.loading::after { content: "載入音波…"; position: absolute; inset: 0; display: grid; place-items: center; font-size: 12px; color: var(--text-3); }
.patch-scan { margin: 0 0 6px; font-size: 13px; }
.patch-issues { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 8px; }
.patch-issue { display: inline-flex; align-items: center; gap: 6px; padding: 4px 10px; border-radius: 999px; font-size: 13px;
  border: 1px solid var(--border-strong, var(--border)); background: var(--surface); color: var(--text); cursor: pointer; }
.patch-issue:hover { border-color: var(--accent); background: var(--accent-soft); }
.patch-issue small { color: var(--text-3); }

/* 編輯字卡（ADR-0023） */
.caps-preview { cursor: default; }
.caps-preview video { pointer-events: auto; object-fit: contain; }
/* 字卡即時預覽（ADR-0028 C4）：無字卡版影片上疊顯目前字卡文字；示意樣式，套用後以實際樣式為準 */
.caps-overlay { position: absolute; left: 6%; right: 6%; bottom: 22%; text-align: center; pointer-events: none;
  color: #fff; font-weight: 800; font-size: clamp(15px, 7cqw, 24px); line-height: 1.3; letter-spacing: .02em;
  text-shadow: 0 0 3px #000, 0 0 3px #000, 0 2px 6px rgba(0, 0, 0, .8); white-space: pre-wrap; }
.caps-preview { container-type: inline-size; }
.caps-list { display: grid; gap: 6px; max-height: min(56vh, 520px); overflow-y: auto; padding-right: 4px; }
.caps-row { display: grid; grid-template-columns: 64px minmax(0, 1fr) auto; gap: 6px; align-items: center; }
.caps-time { font-size: 12px; color: var(--text-3); background: none; border: none; padding: 4px 0; cursor: pointer; text-align: left; font-variant-numeric: tabular-nums; }
.caps-time:hover { color: var(--accent-strong); }
.caps-row input { width: 100%; }
.caps-row input.long { border-color: var(--warn, #d97706); }
.caps-btns { display: flex; gap: 2px; }
.caps-btns .icon-btn { width: 30px; height: 30px; }
.caps-reset { margin-right: auto; }
.caps-toolbar { display: flex; align-items: center; gap: 6px; margin-bottom: 8px; }
.caps-toolbar .muted { font-size: 12px; margin-left: 4px; }

/* 作品頁／成品區：下載 ▾、⋯ 選單、影片下方字卡工具列（簡化按鈕） */
.split-btn, .menu-wrap { position: relative; display: inline-flex; }
.split-btn > .btn:first-child:not(:last-child) { border-top-right-radius: 0; border-bottom-right-radius: 0; }
.split-btn > .split-caret { padding: 0 10px; border-top-left-radius: 0; border-bottom-left-radius: 0; margin-left: 1px; }
.btn-icon { padding: 0 12px; }
.menu { position: absolute; top: calc(100% + 6px); left: 0; z-index: 30; min-width: 168px; padding: 6px; display: grid; gap: 2px;
  background: var(--surface); border: 1px solid var(--border-strong, var(--border)); border-radius: var(--r-md);
  box-shadow: var(--shadow-md); }
.menu-right { left: auto; right: 0; }
.menu-item { display: block; width: 100%; padding: 9px 12px; border: none; border-radius: var(--r-sm); background: none;
  color: var(--text); font: inherit; font-size: 14px; text-align: left; text-decoration: none; cursor: pointer; white-space: nowrap; }
.menu-item:hover { background: var(--surface-2); }
.final-info .split-btn { margin-top: var(--s-3); }
.final-info .split-btn .btn { margin-top: 0; }
.caps-bar { display: flex; align-items: center; gap: 4px; margin-top: 8px; font-size: 13px; color: var(--text-2); }
.caps-bar > span { margin-right: auto; }
.caps-bar b { color: var(--text); font-weight: 600; }
.caps-link { display: inline-flex; align-items: center; gap: 4px; padding: 4px 8px; border: none; border-radius: var(--r-sm);
  background: none; color: var(--text-2); font: inherit; font-size: 13px; cursor: pointer; }
.caps-link:hover { background: var(--surface-2); color: var(--accent-strong); }
.caps-link .ico { width: 14px; height: 14px; }
.final-player { display: flex; flex-direction: column; }
.menu-item { display: flex; align-items: center; gap: 8px; }
.menu-item .ico { width: 16px; height: 16px; flex: none; }
.menu-item:disabled { color: var(--text-3); cursor: not-allowed; background: none; }
.patch-input input { flex: 1; min-width: 0; }
.patch-takes { display: grid; gap: 4px; margin-bottom: 6px; }
.patch-take { display: flex; align-items: center; gap: 8px; padding: 6px 8px; border: 1px solid var(--border); border-radius: var(--r-sm); font-size: 13px; cursor: pointer; }
.patch-take:has(input:checked) { border-color: var(--accent); background: var(--accent-soft); }
.patch-take .icon-btn { width: 28px; height: 28px; }
.patch-take small { margin-left: auto; }
.patch-take small.ok { color: var(--ok, #16a34a); }
.patch-take small.warn { color: var(--warn, #d97706); }
.patch-take input[type="radio"] { width: 16px; height: 16px; flex: none; margin: 0; padding: 0; accent-color: var(--accent); }
.patch-take span { white-space: nowrap; }
.patch-take small { white-space: nowrap; }

/* 影片設定：分組（橘色組名＋說明在上、欄位在下一行），組間留白＋分隔線 */
.setting-group { display: grid; gap: var(--s-4); padding: var(--s-6) 0; border-top: 1px solid var(--border); }
.setting-group:first-child { border-top: none; padding-top: var(--s-2); }
.setting-group-head { display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; }
.setting-group-head h3 { font-size: 16px; font-weight: 700; color: var(--accent-strong); margin: 0;
  padding-left: 12px; border-left: 4px solid var(--accent); line-height: 1.2; } /* 左側直線：像段落標題 */
.setting-group-head p { font-size: 12.5px; color: var(--text-3); margin: 0; }
.field-label { font-size: 14.5px; font-weight: 600; color: var(--text); }
.field-help { font-size: 12px; font-weight: 400; line-height: 1.5; color: var(--text-3); }
.pron-row-bar { display: flex; justify-content: flex-end; margin-top: var(--s-3); }
.btn-soft-edit { background: color-mix(in srgb, var(--edit) 12%, var(--surface)); color: var(--edit); border-color: var(--edit-border); }
.btn-soft-edit:hover { background: color-mix(in srgb, var(--edit) 20%, var(--surface)); }

/* 腳本：新作品先選製作方式（AI 全自動／手動） */
.chooser-hide { display: none !important; }
.mode-chooser { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--s-4); margin-top: var(--s-2); }
.mode-card { display: flex; flex-direction: column; align-items: flex-start; gap: 8px; padding: var(--s-6); text-align: left;
  border: 1.5px solid var(--border-strong, var(--border)); border-radius: var(--r-lg); background: var(--surface); color: var(--text);
  font: inherit; cursor: pointer; transition: border-color var(--dur), background var(--dur), transform var(--dur); }
.mode-card:hover { border-color: var(--accent); background: var(--accent-soft); transform: translateY(-1px); }
.mode-card b { font-size: 18px; }
.mode-card > span:not(.mode-icon) { font-size: 14px; line-height: 1.6; color: var(--text-2); }
.mode-card em { margin-top: auto; padding-top: var(--s-2); font-style: normal; font-size: 13px; font-weight: 600; color: var(--accent-strong); }
.mode-icon { display: grid; place-items: center; width: 44px; height: 44px; border-radius: 12px; background: var(--accent-soft); color: var(--accent); }
.mode-icon .ico { width: 22px; height: 22px; }
@media (max-width: 720px) { .mode-chooser { grid-template-columns: minmax(0, 1fr); } }
.voice-warn { margin: 6px 0 0; font-size: 12.5px; color: var(--warn, #d97706); }
/* 錯字項目：文字與垃圾桶在同一個框內 */
.patch-issue { padding: 0; gap: 0; overflow: hidden; }
.patch-issue-text { display: inline-flex; align-items: center; gap: 6px; padding: 4px 10px; border: none; background: none;
  color: inherit; font: inherit; cursor: pointer; }
.patch-issue-del { display: grid; place-items: center; align-self: stretch; padding: 0 9px; border: none;
  border-left: 1px solid var(--border); background: none; color: var(--danger, #dc2626); cursor: pointer; }
.patch-issue-del:hover { background: color-mix(in srgb, var(--danger, #dc2626) 10%, transparent); }
.patch-issue-del svg { width: 15px; height: 15px; fill: none; stroke: currentColor; stroke-width: 2; }
/* 換照片後：分鏡可能不符（紅框） */
textarea.stale { border-color: var(--danger, #dc2626) !important; box-shadow: 0 0 0 3px color-mix(in srgb, var(--danger, #dc2626) 15%, transparent); }
.prompt-stale { display: flex; align-items: center; justify-content: space-between; gap: var(--s-3); flex-wrap: wrap;
  margin: var(--s-3) 0; padding: 10px 14px; border: 1.5px solid var(--danger, #dc2626); border-radius: var(--r-md);
  background: color-mix(in srgb, var(--danger, #dc2626) 6%, var(--surface)); font-size: 13px; color: var(--text); }
.prompt-stale-btns { display: flex; gap: 6px; }