:root {
  --blue: #0052d9;
  --blue-dark: #003db0;
  --blue-light: #e8f0ff;
  --blue-border: #b9d2ff;
  --bg: #faf9f5;
  --bg-muted: #f3f1ea;
  --card: #fff;
  --line: #e8e4da;
  --line-strong: #d8d3c6;
  --ink: #141413;
  --ink-2: #3c4043;
  --ink-3: #5c5f66;
  --ink-4: #8a8f99;
  --green: #00a870;
  --green-light: #e6f7f0;
  --amber: #b87514;
  --amber-light: #fdf3e3;
  --red: #d54941;
  --red-light: #fff1f0;
  --dark: #181715;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --ease: cubic-bezier(.16, 1, .3, 1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; min-width: 320px; background: var(--bg); color: var(--ink); font: 14px/1.65 var(--sans); -webkit-font-smoothing: antialiased; }
body.dark {
  --bg: #171715;
  --bg-muted: #211f1c;
  --card: #23221f;
  --line: #3a3833;
  --line-strong: #4b4841;
  --ink: #f5f4f0;
  --ink-2: #e2e0da;
  --ink-3: #b2b0aa;
  --ink-4: #85837e;
  --blue-light: #172c54;
  --blue-border: #315b9f;
  color-scheme: dark;
}
button, input, textarea, select { font: inherit; }
button { cursor: pointer; }
a { color: inherit; text-decoration: none; }
.hidden { display: none !important; }
.mono { font-family: var(--mono); }

.topbar { position: fixed; z-index: 80; inset: 0 0 auto; height: 60px; display: flex; align-items: center; justify-content: space-between; padding: 0 24px; border-bottom: 1px solid var(--line); background: rgba(250,249,245,.88); backdrop-filter: blur(14px); }
.top-brand { display: flex; align-items: center; font-weight: 750; letter-spacing: -.2px; }
.top-actions { --top-control-height: 38px; display: flex; align-items: center; gap: 9px; }
.quota-badge { height: var(--top-control-height); display: none; align-items: center; gap: 7px; flex: none; padding: 3px 13px 3px 4px; color: var(--ink); background: #efeff9; border: 1px solid transparent; border-radius: 999px; font: 700 14px/1 var(--mono); }
.quota-lightning { width: 30px; height: 30px; display: grid; place-items: center; flex: none; color: #fff; background: linear-gradient(145deg, #7657e9, #8d4de3); border-radius: 50%; font: 800 20px/1 var(--sans); box-shadow: 0 4px 10px rgba(109,76,219,.25); }
.quota-badge.warning { color: var(--amber); background: var(--amber-light); }
.quota-badge.danger { color: var(--red); background: var(--red-light); }
.locale-switch { height: var(--top-control-height); display: inline-flex; align-items: center; gap: 2px; flex: none; padding: 3px; border-radius: 999px; background: #f0eee8; }
.locale-switch button { height: 30px; display: inline-flex; align-items: center; justify-content: center; border: 0; background: transparent; color: var(--ink-3); padding: 0 11px; border-radius: 999px; font-size: 12px; line-height: 1; }
.locale-switch button.on { color: var(--blue); background: #fff; box-shadow: 0 1px 2px rgba(0,0,0,.08); }
.theme-button { width: var(--top-control-height); height: var(--top-control-height); display: grid; place-items: center; flex: none; padding: 0; color: var(--ink-3); background: var(--card); border: 1px solid var(--line-strong); border-radius: 999px; font-size: 16px; line-height: 1; }
.account-button { height: var(--top-control-height); display: inline-flex; align-items: center; gap: 8px; flex: none; padding: 3px 12px 3px 4px; color: var(--ink-2); background: var(--card); border: 1px solid var(--line-strong); border-radius: 999px; font-size: 12px; font-weight: 650; transition: .15s; }
.account-button:hover { color: var(--blue); border-color: var(--blue-border); background: var(--blue-light); }
.account-avatar { width: 30px; height: 30px; display: grid; place-items: center; flex: none; color: #fff; background: var(--blue); border-radius: 50%; font-size: 14px; font-weight: 650; line-height: 1; }
.account-button.auth-pending { min-width: 92px; cursor: wait; color: var(--ink-4); }
.account-button.auth-pending:hover { color: var(--ink-4); border-color: var(--line-strong); background: var(--card); }
.account-button.auth-pending .account-avatar { position: relative; color: transparent; background: var(--blue-light); box-shadow: none; }
.account-button.auth-pending .account-avatar::after { content: ''; width: 12px; height: 12px; border: 2px solid rgba(0,82,217,.18); border-top-color: var(--blue); border-radius: 50%; animation: spin .75s linear infinite; }
.account-button.auth-cached { transition: none; }
.account-button.logged-in { width: var(--top-control-height); min-width: var(--top-control-height); padding: 3px; border-color: var(--blue-border); }
.account-button.logged-in .account-label { display: none; }
.account-button.logged-in .account-avatar { width: 30px; height: 30px; font-size: 17px; }

.sidebar { position: fixed; z-index: 70; left: 0; top: 60px; bottom: 0; width: 224px; padding: 14px 12px; overflow: hidden; background: var(--card); border-right: 1px solid var(--line); transition: width .2s var(--ease); }
.side-head { display: flex; align-items: center; justify-content: space-between; padding: 0 4px 10px 12px; }
.side-title { color: var(--ink-4); font-size: 11px; font-weight: 650; letter-spacing: .08em; white-space: nowrap; }
.side-toggle { width: 28px; height: 28px; display: inline-grid; place-items: center; border: 0; border-radius: 8px; color: var(--ink-3); background: transparent; }
.side-toggle:hover, .side-item:hover { background: #f0eee8; }
.side-toggle svg { transition: transform .2s var(--ease); }
.side-menu { display: flex; flex-direction: column; gap: 2px; }
.side-item { display: flex; align-items: center; gap: 10px; min-height: 40px; padding: 9px 12px; border-radius: 8px; color: var(--ink-2); font-size: 13px; white-space: nowrap; transition: .15s; }
.side-item.active { color: var(--blue); background: var(--blue-light); font-weight: 600; }
.side-item svg { flex: none; }
body.side-collapsed .sidebar { width: 64px; }
body.side-collapsed .app-main { margin-left: 64px; }
body.side-collapsed .side-title, body.side-collapsed .side-item span { display: none; }
body.side-collapsed .side-head { justify-content: center; padding-inline: 0; }
body.side-collapsed .side-item { justify-content: center; padding-inline: 0; }
body.side-collapsed .side-toggle svg { transform: rotate(180deg); }

.app-main { min-width: 0; margin-left: 224px; padding-top: 60px; transition: margin-left .2s var(--ease); }
.page-shell { width: min(1100px, calc(100% - 48px)); margin: 0 auto; padding: 42px 0 72px; }
.page-heading { margin-bottom: 24px; }
.page-kicker { color: var(--blue); font: 650 12px/1.2 var(--mono); letter-spacing: .09em; text-transform: uppercase; }
.page-heading h1 { margin: 9px 0 4px; font-size: clamp(27px, 4vw, 38px); line-height: 1.25; letter-spacing: -.8px; }
.page-heading p { max-width: 720px; margin: 0; color: var(--ink-3); font-size: 14px; }
.library-page-heading p { max-width: none; white-space: nowrap; }
.home-hero { min-height: 98px; display: flex; flex-direction: column; justify-content: center; box-sizing: border-box; margin-bottom: 24px; text-align: center; }
.home-hero h1 { max-width: 820px; margin: 0 auto 4px; font-size: clamp(27px, 4vw, 38px); line-height: 1.25; letter-spacing: -.8px; }
.home-hero > p { max-width: 680px; margin: 0 auto; color: var(--ink-3); font-size: 14px; }
.feature-icon { width: 48px; height: 48px; display: grid; place-items: center; flex: none; color: var(--blue); background: var(--blue-light); border-radius: 14px; font-size: 24px; }
.stream-preview { display: flex; align-items: center; justify-content: center; gap: 12px; flex-wrap: wrap; padding: 22px; color: #b2b4ba; background: var(--dark); border-radius: 12px; font: 12px var(--mono); }
.stream-preview i { width: 34px; height: 2px; background: linear-gradient(90deg, #00c896, var(--blue)); }
.stream-preview strong { color: #00c896; }
.clone-steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.clone-steps span { display: flex; align-items: center; gap: 9px; padding: 14px; color: var(--ink-3); background: #fbfaf7; border: 1px solid var(--line); border-radius: 10px; }
.clone-steps b { width: 25px; height: 25px; display: grid; place-items: center; flex: none; color: #fff; background: var(--blue); border-radius: 99px; font: 12px var(--mono); }
.console { overflow: hidden; background: var(--card); border: 1px solid var(--line); border-radius: 18px; box-shadow: 0 1px 2px rgba(20,20,19,.04), 0 24px 56px -25px rgba(40,30,10,.2); }
.console-tabs { display: flex; gap: 4px; padding: 10px 14px; overflow-x: auto; border-bottom: 1px solid var(--line); background: #fbfaf7; }
.ctab { flex: none; padding: 7px 16px; color: var(--ink-3); background: transparent; border: 0; border-radius: 999px; font-size: 13px; }
.ctab.active { color: #fff; background: var(--dark); font-weight: 600; }
.console-body { display: flex; flex-direction: column; gap: 16px; padding: 20px; }
.section-head, .inline-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.section-title { color: var(--ink-2); font-size: 13px; font-weight: 700; }
.muted { color: var(--ink-4); font-size: 12px; }
.divider { height: 1px; background: var(--line); }

.use-cases, .chips, .model-seg, .format-seg, .sub-tabs { display: flex; align-items: center; gap: 7px; flex-wrap: wrap; }
.chip, .use-chip, .seg-item, .sub-tab { border: 1px solid var(--line-strong); background: #fff; color: var(--ink-3); border-radius: 999px; padding: 6px 13px; font-size: 12px; transition: .15s; }
.chip:hover, .use-chip:hover { color: var(--blue); border-color: var(--blue); background: #f0f6ff; }
.chip.on, .use-chip.active { color: #fff; border-color: var(--dark); background: var(--dark); }
.chip.language-more { color: var(--blue); border-style: dashed; border-color: var(--blue-border); background: var(--blue-light); font-weight: 600; }
.chip.language-more:hover { color: var(--blue-dark); border-color: var(--blue); background: #dce9ff; }
.model-seg, .format-seg, .sub-tabs { width: max-content; max-width: 100%; padding: 3px; gap: 3px; border-radius: 9px; background: #f0eee8; }
.seg-item, .sub-tab { position: relative; border: 0; border-radius: 7px; background: transparent; }
.seg-item.on, .sub-tab.active { color: var(--blue); background: #fff; box-shadow: 0 1px 2px rgba(0,0,0,.07); font-weight: 650; }
.studio-model-seg .seg-item { font-weight: 650; }
.format-seg .seg-item:disabled { cursor: not-allowed; color: var(--ink-4); opacity: .45; }
.new-badge { position: absolute; top: -8px; right: -5px; padding: 1px 5px; color: #fff; background: var(--blue); border-radius: 999px; font-size: 9px; }

.textarea-wrap { padding: 14px; border: 1px solid var(--line); border-radius: 12px; background: #fbfaf7; transition: .15s; }
.textarea-wrap:focus-within { border-color: var(--blue-border); box-shadow: 0 0 0 3px rgba(0,82,217,.07); }
.textarea-wrap textarea { width: 100%; min-height: 120px; padding: 0; resize: vertical; outline: 0; border: 0; color: var(--ink); background: transparent; font-size: 15px; line-height: 1.8; }
.text-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 10px; flex-wrap: wrap; margin-top: 10px; padding-top: 10px; border-top: 1px dashed var(--line); color: var(--ink-4); font-size: 11px; }
.link-btn { padding: 0; border: 0; color: var(--blue); background: transparent; font-size: 12px; }

.field-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 13px; }
.field-grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.field { display: flex; min-width: 0; flex-direction: column; gap: 6px; }
.field label { color: var(--ink-3); font-size: 12px; font-weight: 600; }
.studio-language-field { width: 246px; min-width: 246px; flex-direction: row; align-items: center; gap: 9px; }
.studio-language-field label { width: 57px; flex: none; text-align: right; }
.studio-language-field .select { width: 180px; flex: none; }
.input, .select { width: 100%; min-height: 38px; padding: 8px 11px; outline: 0; color: var(--ink); background: #fff; border: 1px solid var(--line-strong); border-radius: 8px; }
.input:focus, .select:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(0,82,217,.06); }
.studio-config-control { height: 40px; min-height: 40px; padding: 8px 12px; background-color: #fff; border-color: var(--line-strong); border-radius: 9px; }
.advanced-select { min-height: 40px; padding: 8px 12px; border: 3px solid #f0eee8; border-radius: 9px; box-shadow: inset 0 0 0 1px transparent; }
.advanced-select:focus { border-color: #f0eee8; box-shadow: inset 0 0 0 1px var(--blue), 0 0 0 2px rgba(0,82,217,.06); }
.select:disabled { cursor: not-allowed; color: var(--ink-4); background: var(--bg-muted); opacity: .75; }
.field-hint { color: var(--ink-4); font-size: 11px; }
.field-hint.error { color: var(--red); }
.api-tag { padding: 1px 6px; color: var(--blue); background: var(--blue-light); border-radius: 4px; font: 10px var(--mono); }

.voice-tools { display: flex; align-items: center; justify-content: space-between; gap: 10px; flex-wrap: wrap; }
.search { width: min(230px, 100%); min-height: 34px; padding: 6px 11px; outline: 0; color: var(--ink); background: #fbfaf7; border: 1px solid var(--line); border-radius: 7px; font-size: 12px; }
.search:focus { border-color: var(--blue); }
.voice-carousel { display: flex; gap: 10px; padding: 2px 2px 8px; overflow-x: auto; scrollbar-width: thin; }
.voice-card { flex: 0 0 172px; display: flex; flex-direction: column; gap: 7px; min-height: 148px; padding: 13px; text-align: left; color: inherit; background: #fff; border: 1px solid var(--line); border-radius: 14px; transition: .18s var(--ease); }
.voice-card:hover { transform: translateY(-2px); box-shadow: 0 7px 19px rgba(0,0,0,.07); }
.voice-card.selected { border-color: var(--blue); background: #f0f6ff; }
.voice-top { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.voice-orb { width: 40px; height: 40px; flex: none; border-radius: 999px; background: radial-gradient(circle at 32% 26%, rgba(255,255,255,.9), transparent 42%), radial-gradient(circle at 70% 78%, var(--c2), transparent 58%), linear-gradient(140deg, var(--c1), var(--c2)); box-shadow: inset 0 -8px 14px rgba(0,0,0,.14), inset 0 5px 10px rgba(255,255,255,.4), 0 2px 6px rgba(20,20,40,.12); }
.voice-actions { display: flex; gap: 5px; }
.icon-btn { position: relative; width: 28px; height: 28px; display: grid; place-items: center; flex: none; padding: 0; color: var(--ink-3); background: #e8eaee; border: 1px solid transparent; border-radius: 8px; transition: color .15s, background .15s, border-color .15s, transform .15s; }
.icon-btn:hover { color: var(--blue); background: var(--blue-light); border-color: var(--blue-border); }
.icon-btn:focus-visible { outline: 2px solid var(--blue); outline-offset: 2px; }
.icon-btn:active { transform: scale(.92); }
.copy-voice svg { position: absolute; width: 15px; height: 15px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; transition: opacity .15s, transform .15s; }
.copy-voice .copy-check { opacity: 0; transform: scale(.65); stroke-width: 2.2; }
.copy-voice.copied { color: var(--green); background: var(--green-light); border-color: rgba(0,168,112,.32); }
.copy-voice.copied .copy-icon { opacity: 0; transform: scale(.65); }
.copy-voice.copied .copy-check { opacity: 1; transform: scale(1); }
.copy-feedback { position: absolute; z-index: 20; top: calc(100% + 7px); right: 0; width: max-content; padding: 4px 8px; color: #fff; background: var(--dark); border-radius: 6px; font: 11px/1.2 var(--sans); white-space: nowrap; pointer-events: none; opacity: 0; transform: translateY(-4px); transition: opacity .15s, transform .15s; box-shadow: 0 5px 14px rgba(0,0,0,.16); }
.copy-feedback::after { content: ""; position: absolute; right: 9px; bottom: 100%; border: 4px solid transparent; border-bottom-color: var(--dark); }
.copy-voice.copied .copy-feedback { opacity: 1; transform: translateY(0); }
.voice-name { color: var(--ink); font-family: var(--sans); font-size: 13px; font-weight: 500; line-height: 1.45; letter-spacing: -.01em; }
.voice-meta { min-width: 0; min-height: 32px; color: var(--ink-4); font-family: var(--mono); font-weight: 400; }
.voice-langs { display: block; overflow: hidden; font-size: 11px; line-height: 15px; text-overflow: ellipsis; white-space: nowrap; }
.voice-id { display: block; margin-top: 2px; overflow: hidden; font-size: 10px; line-height: 15px; text-overflow: ellipsis; white-space: nowrap; }
.voice-empty { padding: 24px; color: var(--ink-4); text-align: center; }

.sliders { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; padding: 14px 16px; border: 1px solid var(--line); border-radius: 12px; background: #fbfaf7; }
.sliders-head { grid-column: 1 / -1; display: flex; align-items: center; justify-content: space-between; margin-bottom: -2px; padding-bottom: 10px; border-bottom: 1px dashed var(--line); color: var(--ink-3); font-size: 12px; font-weight: 650; }
.slider-field { display: flex; flex-direction: column; gap: 7px; }
.slider-head { display: flex; justify-content: space-between; color: var(--ink-3); font-size: 12px; }
.slider-head output { color: var(--blue); font-family: var(--mono); font-weight: 650; }
input[type=range] {
  --range-progress: 50%;
  width: 100%;
  accent-color: var(--blue);
}

.advanced { overflow: hidden; border: 1px solid var(--line); border-radius: 12px; background: #fff; }
.advanced summary { display: flex; align-items: center; justify-content: space-between; padding: 12px 14px; list-style: none; color: var(--ink-2); background: #fbfaf7; font-size: 13px; font-weight: 650; cursor: pointer; }
.advanced summary::-webkit-details-marker { display: none; }
.advanced-body { display: flex; flex-direction: column; gap: 14px; padding: 14px; border-top: 1px solid var(--line); }
.placeholder-control { opacity: .62; }
.todo-pill { display: inline-flex; align-items: center; width: max-content; padding: 3px 8px; color: var(--amber); background: var(--amber-light); border-radius: 999px; font-size: 10px; font-weight: 650; }

.primary-button, .secondary-button, .danger-button { min-height: 42px; display: inline-flex; align-items: center; justify-content: center; gap: 7px; padding: 9px 18px; border-radius: 10px; font-weight: 650; }
.primary-button { color: #fff; background: var(--blue); border: 1px solid var(--blue); }
.primary-button:hover { background: var(--blue-dark); }
.primary-button:disabled { cursor: not-allowed; opacity: .55; }
.secondary-button { color: var(--ink-2); background: #fff; border: 1px solid var(--line-strong); }
.danger-button { color: var(--red); background: #fff; border: 1px solid #efc6c3; }
.action-row { display: flex; gap: 10px; flex-wrap: wrap; }
.action-row .primary-button { flex: 1 1 240px; }
.gen-meta { display: flex; align-items: center; justify-content: space-between; gap: 10px; flex-wrap: wrap; color: var(--ink-4); font-size: 11px; }
.gen-meta span:first-child { color: var(--blue); font-weight: 650; }
.status-pill { display: inline-flex; margin-left: 6px; padding: 2px 7px; color: var(--ink-4); background: var(--bg-muted); border-radius: 999px; font-size: 10px; font-weight: 600; vertical-align: 1px; }
.status-pill.loading { color: var(--blue); background: var(--blue-light); }
.status-pill.done { color: var(--green); background: var(--green-light); }
.status-pill.failed { color: var(--red); background: var(--red-light); }
.status-pill.expired { color: var(--red); background: var(--red-light); }

.loading { display: none; align-items: center; gap: 9px; color: var(--ink-3); font-size: 12px; }
.loading.active { display: flex; }
.spinner { width: 16px; height: 16px; border: 2px solid var(--blue-light); border-top-color: var(--blue); border-radius: 50%; animation: spin .75s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.message { display: none; padding: 10px 12px; border-radius: 9px; font-size: 12px; }
.message.info, .message.success, .message.error { display: block; }
.message.info { color: var(--blue); background: var(--blue-light); }
.message.success { color: var(--green); background: var(--green-light); }
.message.error { color: var(--red); background: var(--red-light); }

.result-card { display: flex; flex-direction: column; gap: 13px; padding: 14px; border: 1px solid var(--line); border-radius: 12px; background: #fbfaf7; }
.audio-player { display: none; }
.audio-player.active { display: flex; flex-direction: column; gap: 12px; }
.audio-player audio { width: 100%; }
.metrics { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.metric { display: flex; flex-direction: column; gap: 2px; }
.metric b { font: 550 16px var(--mono); }
.metric span { color: var(--ink-4); font-size: 11px; }
.empty-result { padding: 28px 16px; color: var(--ink-4); text-align: center; }
.stream-panel { display: flex; flex-direction: column; gap: 8px; padding: 14px; color: #9ca0a8; background: var(--dark); border-radius: 12px; font: 12px var(--mono); }
.stream-row { display: flex; justify-content: space-between; gap: 16px; }
.stream-row b { color: #f5f4f0; font-weight: 550; }
.stream-row b.good { color: #00c896; }

.panel { display: flex; flex-direction: column; gap: 16px; padding: 20px; background: var(--card); border: 1px solid var(--line); border-radius: 16px; box-shadow: 0 16px 42px -32px rgba(40,30,10,.35); }
.clone-page-heading .page-kicker { margin-bottom: 12px; }
.clone-page-heading h1 { margin: 0; font-size: clamp(30px, 4vw, 34px); }
.clone-page-heading p { max-width: 640px; margin-top: 10px; font-size: 15px; line-height: 1.75; }
.clone-studio { border-radius: 18px; box-shadow: 0 1px 2px rgba(20,20,19,.04), 0 24px 56px -20px rgba(40,30,10,.18); }
.clone-studio-body { gap: 22px; padding: 18px; }
.clone-section { display: flex; flex-direction: column; gap: 15px; }
.clone-section-head { justify-content: flex-start; }
.clone-source-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.clone-source-toolbar .sub-tabs { flex: none; }
.clone-model-field { min-width: 0; display: flex; align-items: center; gap: 8px; }
.clone-model-field label { flex: none; color: var(--ink-3); font-size: 12px; font-weight: 600; }
.clone-model-field .select { width: 190px; height: 38px; min-height: 38px; padding-block: 0; background: #f0eee8; border-color: transparent; border-radius: 9px; line-height: 36px; }
.clone-model-field .select:focus { border-color: var(--blue-border); background: var(--card); }
.clone-source-panels { position: relative; height: 158px; }
.clone-source-panels .sub-tab-content { position: absolute; inset: 0; visibility: hidden; opacity: 0; pointer-events: none; transition: opacity .15s; }
.clone-source-panels .sub-tab-content.active { visibility: visible; opacity: 1; pointer-events: auto; }
.dropzone { height: 158px; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 6px; padding: 20px; text-align: center; border: 1.5px dashed var(--blue-border); border-radius: 12px; background: #f0f6ff; color: var(--ink-4); cursor: pointer; transition: background .15s, border-color .15s; }
.dropzone:hover { background: #e4efff; }
.dropzone.dragging, .dropzone.has-file { border-color: var(--blue); background: var(--blue-light); }
.dropzone-icon { color: var(--blue); }
.dropzone strong { color: var(--blue); font-size: 13px; font-weight: 650; }
.dropzone > span { font-size: 12px; line-height: 1.5; }
.dropzone .dropzone-note { font-size: 11px; }
.dropzone input { display: none; }
.consent-note { color: var(--ink-4); font-size: 11px; line-height: 1.6; }
.record-box { height: 158px; display: flex; flex-direction: column; justify-content: space-between; gap: 8px; padding: 14px 20px; border: 1px solid var(--line); border-radius: 12px; background: #fbfaf7; }
.record-main { display: flex; align-items: center; justify-content: center; gap: 16px; text-align: left; }
.record-button { width: 58px; height: 58px; border: 0; border-radius: 999px; color: #fff; background: var(--blue); font-size: 22px; }
.record-button.recording { background: var(--red); animation: pulse 1.2s infinite; }
@keyframes pulse { 50% { box-shadow: 0 0 0 10px rgba(213,73,65,.12); } }
.record-time { margin: 0 0 2px; font: 18px var(--mono); }
.record-progress { height: 6px; overflow: hidden; background: #e7e4dc; border-radius: 99px; }
.record-progress i { display: block; width: 0; height: 100%; background: var(--blue); }
.record-result { min-height: 30px; display: flex; align-items: center; justify-content: center; gap: 8px; }
.record-result audio { width: min(300px, calc(100% - 96px)); height: 34px; }
.record-result .small-button:disabled { cursor: not-allowed; opacity: .45; }
.clone-create-button { min-height: 48px; border-radius: 12px; font-size: 15px; font-weight: 600; }
.clone-saved-section { gap: 10px; }
.clone-saved-section .empty-state { padding-block: 28px; }
.clone-apply-grid { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(150px, .8fr) minmax(170px, .85fr); align-items: end; gap: 14px; }
.clone-apply-grid .field { gap: 7px; }
.clone-apply-grid .field label { min-height: 20px; display: flex; align-items: center; line-height: 20px; }
.clone-apply-grid .input,
.clone-apply-grid .select { height: 42px; min-height: 42px; padding-block: 0; border-color: var(--line-strong); background: #fbfaf7; line-height: 40px; }
.clone-apply-grid .select { padding-right: 34px; }
.clone-textarea textarea { min-height: 68px; }
.clone-synth-action { display: flex; justify-content: flex-start; }
.clone-synth-action .primary-button { min-width: 132px; min-height: 40px; border-radius: 999px; }
.clone-studio .result-card { max-width: 560px; }
.voice-list { display: flex; flex-direction: column; gap: 8px; }
.list-row, .history-row { display: flex; align-items: center; gap: 12px; padding: 11px 12px; border: 1px solid var(--line); border-radius: 10px; background: #fbfaf7; }
.list-main, .history-main { min-width: 0; flex: 1; }
.list-name { font-weight: 650; }
.list-id { color: var(--ink-4); font: 11px/1.5 var(--mono); word-break: break-all; }
.list-meta { color: var(--ink-4); font-size: 10px; }
.clone-voice-meta-row { min-width: 0; display: flex; align-items: center; gap: 10px; white-space: nowrap; }
.clone-voice-meta-row .list-id { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; word-break: normal; }
.clone-voice-meta-row .list-meta { flex: none; white-space: nowrap; }
.row-actions { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.small-button { min-height: 30px; padding: 5px 10px; color: var(--blue); background: #fff; border: 1px solid var(--line-strong); border-radius: 7px; font-size: 11px; }
.small-button.danger { color: var(--red); }

.library-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-bottom: 16px; }
.library-controls { display: grid; grid-template-columns: minmax(180px, .8fr) minmax(250px, 1.35fr); gap: 10px; width: min(520px, 100%); }
.library-control { width: 100%; height: 40px; min-width: 0; padding: 8px 12px; outline: 0; color: var(--ink); background: #fbfaf7; border: 1px solid var(--line-strong); border-radius: 9px; font-size: 12px; transition: border-color .15s, box-shadow .15s, background .15s; }
.library-control:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(0,82,217,.06); background: var(--card); }
.library-filter-chips { margin-bottom: 17px; }
.library-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: 13px; }
.library-grid .voice-card { width: 100%; min-height: 145px; }
.library-grid .voice-name { font-size: 14px; font-weight: 600; line-height: 1.4; letter-spacing: -.012em; }
.pagination-note { margin-top: 16px; color: var(--ink-4); text-align: center; font-size: 12px; }

.history-filters { display: flex; gap: 7px; align-items: center; flex-wrap: wrap; margin-bottom: 14px; }
.history-clear-button { min-height: 28px; display: inline-flex; align-items: center; justify-content: center; gap: 5px; padding: 4px 7px; color: var(--red); background: transparent; border: 0; border-radius: 7px; font-size: 13px; line-height: 1.2; transition: color .15s, background .15s, opacity .15s; }
.history-clear-button:hover:not(:disabled) { background: var(--red-light); }
.history-clear-button:focus-visible { outline: 2px solid rgba(213,73,65,.35); outline-offset: 2px; }
.history-clear-button:disabled { cursor: default; opacity: .38; }
.history-list { display: flex; flex-direction: column; gap: 9px; }
.history-audio-button { position: relative; width: 32px; height: 32px; display: grid; place-items: center; flex: none; padding: 0; color: var(--blue); background: var(--card); border: 1px solid var(--line-strong); border-radius: 50%; transition: color .15s, border-color .15s, background .15s, transform .15s; }
.history-audio-button:hover { border-color: var(--blue-border); background: var(--blue-light); }
.history-audio-button:active { transform: scale(.94); }
.history-audio-button:focus-visible { outline: 2px solid var(--blue-border); outline-offset: 2px; }
.history-audio-button svg { width: 16px; height: 16px; fill: currentColor; stroke: currentColor; stroke-width: 2; stroke-linecap: round; }
.history-audio-pause, .history-audio-loading { display: none; }
.history-audio-button[data-state="playing"] .history-audio-play { display: none; }
.history-audio-button[data-state="playing"] .history-audio-pause { display: block; fill: none; }
.history-audio-button[data-state="loading"] .history-audio-play { display: none; }
.history-audio-button[data-state="loading"] .history-audio-loading { width: 15px; height: 15px; display: block; border: 2px solid var(--blue-light); border-top-color: currentColor; border-radius: 50%; animation: spin .75s linear infinite; }
.history-title { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--ink-2); font-weight: 600; }
.history-meta { color: var(--ink-4); font-size: 11px; }
.empty-state { padding: 46px 16px; color: var(--ink-4); text-align: center; border: 1px dashed var(--line-strong); border-radius: 12px; background: #fbfaf7; }

body.dark .topbar { background: rgba(23,23,21,.9); }
body.dark .locale-switch,
body.dark .model-seg,
body.dark .format-seg,
body.dark .sub-tabs { background: #2d2b27; }
body.dark .console-tabs,
body.dark .textarea-wrap,
body.dark .sliders,
body.dark .advanced summary,
body.dark .result-card,
body.dark .record-box,
body.dark .list-row,
body.dark .history-row,
body.dark .empty-state,
body.dark .search,
body.dark .library-control,
body.dark .input,
body.dark .select,
body.dark .chip,
body.dark .use-chip,
body.dark .voice-card,
body.dark .secondary-button,
body.dark .small-button,
body.dark .advanced { background: var(--card); color: var(--ink); }
body.dark .locale-switch button.on,
body.dark .seg-item.on,
body.dark .sub-tab.active {
  color: #78a9ff;
  background: #3a3833;
  box-shadow: inset 0 0 0 1px #4b4841;
}
body.dark .side-toggle:hover,
body.dark .side-item:hover { background: #2d2b27; }
body.dark .chip:hover,
body.dark .use-chip:hover {
  color: #78a9ff;
  border-color: #315b9f;
  background: #172c54;
}
body.dark .icon-btn {
  color: var(--ink-3);
  background: #35332f;
  border-color: #47443e;
}
body.dark .icon-btn:hover {
  color: #78a9ff;
  background: #172c54;
  border-color: #315b9f;
}
body.dark .copy-voice.copied {
  color: #59d9ad;
  background: #17382f;
  border-color: #285f4f;
}
body.dark input[type=range] {
  height: 18px;
  appearance: none;
  -webkit-appearance: none;
  background: transparent;
}
body.dark input[type=range]::-webkit-slider-runnable-track {
  height: 4px;
  background: linear-gradient(90deg, #2777ff 0 var(--range-progress), #4b4841 var(--range-progress) 100%);
  border-radius: 999px;
}
body.dark input[type=range]::-webkit-slider-thumb {
  width: 14px;
  height: 14px;
  margin-top: -5px;
  appearance: none;
  -webkit-appearance: none;
  background: #2777ff;
  border: 2px solid #8eb8ff;
  border-radius: 50%;
  box-shadow: 0 0 0 2px rgba(39,119,255,.16);
}
body.dark input[type=range]::-moz-range-track {
  height: 4px;
  background: #4b4841;
  border: 0;
  border-radius: 999px;
}
body.dark input[type=range]::-moz-range-progress {
  height: 4px;
  background: #2777ff;
  border-radius: 999px;
}
body.dark input[type=range]::-moz-range-thumb {
  width: 12px;
  height: 12px;
  background: #2777ff;
  border: 2px solid #8eb8ff;
  border-radius: 50%;
  box-shadow: 0 0 0 2px rgba(39,119,255,.16);
}
body.dark .quota-badge { color: var(--ink); background: #29283a; }
body.dark .account-button { color: var(--ink-2); background: var(--card); }
body.dark .history-clear-button:hover:not(:disabled) { background: rgba(213,73,65,.13); }
body.dark .history-audio-button { background: var(--card); }
body.dark .record-progress { background: #45423c; }
body.dark .advanced-select { border-color: #2d2b27; }
body.dark .advanced-select:focus { border-color: #2d2b27; }
body.dark .dropzone { background: #17243d; }
body.dark .dropzone:hover,
body.dark .dropzone.dragging,
body.dark .dropzone.has-file { background: var(--blue-light); }

@media (max-width: 1024px) {
  .sidebar { display: none; }
  .app-main, body.side-collapsed .app-main { margin-left: 0; }
  .side-toggle { display: none; }
}
@media (max-width: 760px) {
  .topbar { padding: 0 14px; }
  .top-brand span:last-child { display: none; }
  .top-actions { --top-control-height: 36px; gap: 7px; }
  .locale-switch button { height: 28px; padding: 0 8px; }
  .quota-badge { padding-right: 10px; }
  .quota-lightning, .account-avatar, .account-button.logged-in .account-avatar { width: 28px; height: 28px; }
  .account-button { width: var(--top-control-height); min-width: var(--top-control-height); padding: 3px; }
  .account-button .account-label { display: none; }
  .library-toolbar { align-items: stretch; }
  .library-controls { grid-template-columns: minmax(120px, .8fr) minmax(160px, 1.2fr); width: 100%; }
  .page-shell { width: min(100% - 24px, 1100px); padding-top: 28px; }
  .clone-page-heading p { font-size: 14px; }
  .library-page-heading p { white-space: normal; }
  .console-body, .panel { padding: 14px; }
  .inline-head { align-items: stretch; }
  .studio-language-field { width: 100%; min-width: 0; }
  .studio-language-field .select { width: auto; flex: 1; }
  .field-grid, .field-grid.two, .sliders, .metrics, .clone-apply-grid { grid-template-columns: 1fr; }
  .clone-steps { grid-template-columns: 1fr; }
  .home-hero { min-height: 84px; }
  .voice-card { flex-basis: 154px; }
  .list-row, .history-row { align-items: stretch; flex-direction: column; }
  .row-actions { width: 100%; }
  .clone-source-panels { height: 176px; }
  .dropzone, .record-box { height: 176px; }
  .clone-source-toolbar { align-items: stretch; flex-direction: column; }
  .clone-model-field { width: 100%; }
  .clone-model-field .select { width: 100%; }
  .clone-synth-action .primary-button { width: 100%; border-radius: 10px; }
}