/* ========== 爆款内容中台 · 暗金星空 ========== */
:root {
  --bg: #050508;
  --bg2: #0b0b12;
  --panel: rgba(18, 18, 28, 0.72);
  --panel-solid: #12121c;
  --line: rgba(200, 162, 74, 0.22);
  --line-soft: rgba(255, 255, 255, 0.07);
  --gold: #c8a24a;
  --gold-bright: #e8c876;
  --gold-dim: #8a7434;
  --text: #e8e6df;
  --text-dim: #9a978c;
  --text-faint: #6b6960;
  --red: #d0685a;
  --green: #7fb685;
  --radius: 14px;
  --serif: "Songti SC", "STSong", "SimSun", "Noto Serif SC", serif;
  --sans: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
}
* { margin: 0; padding: 0; box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html { font-size: 15px; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  min-height: 100vh;
  overflow-x: hidden;
}
#stars { position: fixed; inset: 0; z-index: 0; pointer-events: none; }

/* ---------- 顶栏 ---------- */
.topbar {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 22px;
  background: linear-gradient(180deg, rgba(5,5,8,.92), rgba(5,5,8,.75));
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line-soft);
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand-mark {
  font-size: 26px; color: var(--gold);
  text-shadow: 0 0 18px rgba(200,162,74,.55);
}
.brand-text h1 {
  font-family: var(--serif); font-size: 19px; letter-spacing: 6px; font-weight: 600;
  background: linear-gradient(120deg, #f0ddab, var(--gold) 60%, #9c7f33);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.brand-text p { font-size: 9px; letter-spacing: 4px; color: var(--text-faint); margin-top: 2px; }
.cost-badge {
  display: flex; align-items: center; gap: 8px;
  font-size: 12.5px; color: var(--gold-bright);
  border: 1px solid var(--line); border-radius: 999px;
  padding: 6px 14px; background: rgba(200,162,74,.06);
  font-variant-numeric: tabular-nums; white-space: nowrap;
}
.cost-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--gold); box-shadow: 0 0 8px var(--gold); }

/* ---------- 布局 ---------- */
.layout { position: relative; z-index: 1; display: flex; max-width: 1180px; margin: 0 auto; }
.sidebar {
  width: 218px; flex-shrink: 0;
  padding: 28px 14px;
  position: sticky; top: 65px; align-self: flex-start;
  display: flex; flex-direction: column; gap: 8px;
}
.nav-item {
  display: grid; grid-template-columns: 26px 1fr; grid-template-rows: auto auto;
  column-gap: 10px; text-align: left;
  background: transparent; border: 1px solid transparent; border-radius: 12px;
  padding: 12px 14px; cursor: pointer; color: var(--text-dim);
  transition: all .25s;
}
.nav-item .nav-ico { grid-row: span 2; align-self: center; font-size: 17px; color: var(--gold-dim); }
.nav-item .nav-label { font-size: 14.5px; font-family: var(--serif); letter-spacing: 2px; }
.nav-item small { font-size: 10.5px; color: var(--text-faint); letter-spacing: 1px; }
.nav-item:hover { background: rgba(200,162,74,.05); }
.nav-item.active {
  background: linear-gradient(120deg, rgba(200,162,74,.14), rgba(200,162,74,.04));
  border-color: var(--line); color: var(--gold-bright);
}
.nav-item.active .nav-ico { color: var(--gold); }
.content { flex: 1; min-width: 0; padding: 26px 26px 110px; }

/* ---------- 视图 ---------- */
.view { display: none; animation: fadeUp .4s ease; }
.view.active { display: block; }
@keyframes fadeUp { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }
.view-head h2 {
  font-family: var(--serif); font-size: 30px; letter-spacing: 5px; font-weight: 600;
  background: linear-gradient(120deg, #f4e6bd, var(--gold) 70%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.view-sub { color: var(--text-dim); font-size: 13px; line-height: 1.8; margin: 10px 0 4px; max-width: 640px; }

.step-banner {
  display: flex; align-items: center; gap: 12px;
  margin: 20px 0; padding: 11px 16px;
  border: 1px dashed var(--line); border-radius: 10px;
  font-size: 12.5px; color: var(--text-dim); letter-spacing: 1px;
}
.step-num {
  font-family: var(--serif); color: var(--gold); letter-spacing: 2px; font-size: 12px;
  border: 1px solid var(--line); border-radius: 6px; padding: 3px 8px; white-space: nowrap;
}

/* ---------- 卡片 ---------- */
.card {
  background: var(--panel); border: 1px solid var(--line-soft);
  border-radius: var(--radius); padding: 20px; margin-bottom: 18px;
  backdrop-filter: blur(8px);
}
.card-title { font-family: var(--serif); font-size: 16px; letter-spacing: 2px; color: var(--gold-bright); margin-bottom: 14px; font-weight: 600; }

/* ---------- 表单 ---------- */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px 16px; }
.fg-full { grid-column: 1 / -1; }
label { display: flex; flex-direction: column; gap: 7px; font-size: 12.5px; color: var(--text-dim); letter-spacing: .5px; }
.req { color: var(--red); }
input, select, textarea {
  background: rgba(255,255,255,.04);
  border: 1px solid var(--line-soft); border-radius: 9px;
  color: var(--text); font-family: var(--sans); font-size: 14px;
  padding: 10px 12px; outline: none; width: 100%;
  transition: border-color .2s, box-shadow .2s;
}
input:focus, select:focus, textarea:focus { border-color: var(--gold-dim); box-shadow: 0 0 0 3px rgba(200,162,74,.09); }
textarea { resize: vertical; line-height: 1.7; }
select { appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--gold-dim) 50%), linear-gradient(135deg, var(--gold-dim) 50%, transparent 50%); background-position: calc(100% - 18px) 55%, calc(100% - 13px) 55%; background-size: 5px 5px; background-repeat: no-repeat; }
select option { background: var(--panel-solid); }
input[type=file] { padding: 9px 12px; font-size: 12.5px; color: var(--text-dim); }
input[type=file]::file-selector-button {
  background: rgba(200,162,74,.12); color: var(--gold-bright);
  border: 1px solid var(--line); border-radius: 7px;
  padding: 6px 12px; margin-right: 10px; cursor: pointer; font-size: 12px;
}

/* ---------- 按钮 ---------- */
.btn {
  border: 1px solid var(--line); border-radius: 10px;
  background: transparent; color: var(--gold-bright);
  font-size: 13.5px; letter-spacing: 1.5px; font-family: var(--serif);
  padding: 10px 20px; cursor: pointer; transition: all .25s; white-space: nowrap;
}
.btn:hover { background: rgba(200,162,74,.1); box-shadow: 0 0 20px rgba(200,162,74,.12); }
.btn:disabled { opacity: .38; cursor: not-allowed; box-shadow: none; }
.btn.gold {
  background: linear-gradient(120deg, #d9b969, #b18c3a);
  color: #171204; font-weight: 700; border: none;
  box-shadow: 0 4px 22px rgba(200,162,74,.28);
}
.btn.gold:hover { transform: translateY(-1px); box-shadow: 0 8px 28px rgba(200,162,74,.4); }
.btn.lg { padding: 13px 26px; font-size: 14.5px; }
.btn.mini { padding: 6px 12px; font-size: 12px; letter-spacing: 1px; }
.btn.ghost { border-color: var(--line-soft); color: var(--text-dim); font-family: var(--sans); }
.btn.outline { background: rgba(200,162,74,.05); }
.btn-row { display: flex; align-items: center; gap: 12px; margin-top: 16px; flex-wrap: wrap; }
.btn-row.tight { margin-top: 0; gap: 8px; }
.flex-spacer { flex: 1; }
.action-bar { display: flex; gap: 14px; margin: 22px 0 10px; flex-wrap: wrap; }
.hint { font-size: 12px; color: var(--text-faint); line-height: 1.7; }
.hint.inline { display: inline; margin-left: 4px; }

/* ---------- 视频卡片 ---------- */
.video-list { display: flex; flex-direction: column; gap: 14px; margin-bottom: 16px; }
.video-card {
  display: grid; grid-template-columns: 150px 1fr auto; gap: 16px; align-items: start;
  background: var(--panel); border: 1px solid var(--line-soft);
  border-radius: var(--radius); padding: 16px;
}
.video-card.analyzed { border-color: var(--line); }
.vc-thumb { width: 150px; aspect-ratio: 9/13; max-height: 210px; border-radius: 10px; overflow: hidden; background: #000; position: relative; }
.vc-thumb video { width: 100%; height: 100%; object-fit: cover; }
.vc-thumb .no-video {
  position: absolute; inset: 0; display: flex; flex-direction: column; gap: 8px;
  align-items: center; justify-content: center; color: var(--text-faint); font-size: 11px;
  border: 1px dashed var(--line-soft); border-radius: 10px; padding: 8px; text-align: center;
}
.vc-title { font-size: 14.5px; color: var(--text); font-weight: 600; margin-bottom: 6px; }
.vc-meta { font-size: 11.5px; color: var(--text-faint); margin-bottom: 8px; }
.vc-transcript {
  font-size: 12px; color: var(--text-dim); line-height: 1.7;
  max-height: 66px; overflow: hidden; position: relative;
  -webkit-mask-image: linear-gradient(180deg, #000 60%, transparent);
  mask-image: linear-gradient(180deg, #000 60%, transparent);
  white-space: pre-wrap; word-break: break-all;
}
.vc-status { display: flex; flex-direction: column; gap: 8px; align-items: flex-end; }
.status-chip {
  font-size: 11px; padding: 4px 10px; border-radius: 999px; letter-spacing: 1px; white-space: nowrap;
  border: 1px solid var(--line-soft); color: var(--text-faint);
}
.status-chip.done { color: var(--green); border-color: rgba(127,182,133,.4); }
.status-chip.doing { color: var(--gold-bright); border-color: var(--line); animation: pulse 1.2s infinite; }
@keyframes pulse { 50% { opacity: .45; } }
.vc-actions { display: flex; gap: 8px; }
.icon-btn {
  background: transparent; border: 1px solid var(--line-soft); border-radius: 8px;
  color: var(--text-dim); font-size: 12px; padding: 5px 10px; cursor: pointer;
}
.icon-btn:hover { color: var(--red); border-color: rgba(208,104,90,.4); }

/* ---------- 拆解结果 ---------- */
.result-card {
  background: var(--panel); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 22px; margin-top: 16px;
  animation: fadeUp .5s ease;
}
.result-card h3.rc-title {
  font-family: var(--serif); font-size: 18px; color: var(--gold-bright);
  letter-spacing: 2px; margin-bottom: 4px;
}
.rc-oneline { color: var(--text); font-size: 14px; line-height: 1.8; padding: 12px 14px; background: rgba(200,162,74,.07); border-left: 3px solid var(--gold); border-radius: 0 8px 8px 0; margin: 12px 0 18px; }
.rc-sec { margin-bottom: 18px; }
.rc-sec > h4 { font-size: 13px; color: var(--gold); letter-spacing: 2px; margin-bottom: 10px; font-family: var(--serif); }
.rc-sec p, .rc-sec li { font-size: 13px; color: var(--text-dim); line-height: 1.9; }
.rc-sec ul { padding-left: 18px; }
.hook-box { display: grid; gap: 6px; font-size: 13px; }
.hook-box .hk-type { display: inline-block; color: #171204; background: linear-gradient(120deg,#d9b969,#b18c3a); border-radius: 6px; padding: 2px 10px; font-size: 12px; width: fit-content; }
table.struct-table { width: 100%; border-collapse: collapse; font-size: 12.5px; }
table.struct-table th { text-align: left; color: var(--gold); font-weight: 600; padding: 8px 10px; border-bottom: 1px solid var(--line); letter-spacing: 1px; white-space: nowrap; }
table.struct-table td { padding: 9px 10px; border-bottom: 1px solid var(--line-soft); color: var(--text-dim); line-height: 1.7; vertical-align: top; }
.emotion-bar { display: flex; align-items: flex-end; gap: 6px; height: 90px; padding: 6px 4px 0; }
.emotion-bar .eb { flex: 1; display: flex; flex-direction: column; align-items: center; gap: 5px; min-width: 0; }
.emotion-bar .eb .bar { width: 100%; max-width: 34px; border-radius: 4px 4px 0 0; background: linear-gradient(180deg, var(--gold-bright), rgba(200,162,74,.25)); }
.emotion-bar .eb .lbl { font-size: 10px; color: var(--text-faint); text-align: center; line-height: 1.4; word-break: break-all; }
.tpl-box { font-size: 13px; line-height: 2; color: var(--text); background: rgba(255,255,255,.03); border: 1px dashed var(--line); border-radius: 10px; padding: 14px 16px; white-space: pre-wrap; }
.usage-line { font-size: 11px; color: var(--text-faint); margin-top: 14px; text-align: right; font-variant-numeric: tabular-nums; }

/* ---------- 产品报告 ---------- */
.spec-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: 10px; }
.spec-item { border: 1px solid var(--line-soft); border-radius: 10px; padding: 12px; background: rgba(255,255,255,.02); }
.spec-item .sp-name { font-size: 11px; color: var(--text-faint); letter-spacing: 1px; }
.spec-item .sp-value { font-size: 14px; color: var(--gold-bright); font-weight: 600; margin: 4px 0; }
.spec-item .sp-mkt { font-size: 12px; color: var(--text-dim); line-height: 1.6; }
.searched-tag { display: inline-block; font-size: 11px; border-radius: 999px; padding: 3px 12px; margin-left: 10px; vertical-align: middle; }
.searched-tag.on { color: var(--green); border: 1px solid rgba(127,182,133,.4); }
.searched-tag.off { color: #d0a55a; border: 1px solid rgba(208,165,90,.4); }

/* ---------- 逐字稿 ---------- */
.ready-list { display: flex; flex-direction: column; gap: 9px; }
.ready-item { display: flex; align-items: center; gap: 10px; font-size: 13px; color: var(--text-dim); }
.ready-item .ri-dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
.ready-item.ok .ri-dot { background: var(--green); box-shadow: 0 0 8px rgba(127,182,133,.6); }
.ready-item.no .ri-dot { background: var(--red); box-shadow: 0 0 8px rgba(208,104,90,.5); }
.ready-item.no { color: var(--text-faint); }
.script-output-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; flex-wrap: wrap; margin-bottom: 8px; }
.script-output {
  font-size: 14px; line-height: 2; color: var(--text);
  padding: 6px 2px; min-height: 120px; word-break: break-word;
}
.script-output.streaming::after { content: '▌'; color: var(--gold); animation: pulse .8s infinite; }
.script-output h1, .script-output h2, .script-output h3 { font-family: var(--serif); color: var(--gold-bright); letter-spacing: 2px; margin: 22px 0 10px; }
.script-output h1 { font-size: 20px; } .script-output h2 { font-size: 17px; } .script-output h3 { font-size: 15px; }
.script-output table { width: 100%; border-collapse: collapse; margin: 14px 0; font-size: 12.5px; display: block; overflow-x: auto; }
.script-output th { color: var(--gold); border-bottom: 1px solid var(--line); padding: 8px 10px; text-align: left; white-space: nowrap; }
.script-output td { border-bottom: 1px solid var(--line-soft); padding: 9px 10px; color: var(--text-dim); line-height: 1.8; vertical-align: top; }
.script-output strong { color: var(--gold-bright); }
.script-output hr { border: none; border-top: 1px dashed var(--line); margin: 20px 0; }
.script-output ul, .script-output ol { padding-left: 20px; }
.script-output blockquote { border-left: 3px solid var(--gold); padding: 4px 14px; color: var(--text-dim); margin: 10px 0; background: rgba(200,162,74,.05); border-radius: 0 8px 8px 0; }

/* ---------- 设置 / 台账 ---------- */
.usage-total { display: flex; gap: 26px; flex-wrap: wrap; margin-bottom: 14px; }
.usage-total .ut { display: flex; flex-direction: column; gap: 3px; }
.usage-total .ut b { font-size: 19px; color: var(--gold-bright); font-variant-numeric: tabular-nums; font-weight: 600; }
.usage-total .ut span { font-size: 11px; color: var(--text-faint); letter-spacing: 1px; }
.usage-table-wrap { overflow-x: auto; }
.usage-table { width: 100%; border-collapse: collapse; font-size: 12px; }
.usage-table th { color: var(--gold); text-align: left; padding: 7px 10px; border-bottom: 1px solid var(--line); white-space: nowrap; font-weight: 600; }
.usage-table td { color: var(--text-dim); padding: 7px 10px; border-bottom: 1px solid var(--line-soft); white-space: nowrap; font-variant-numeric: tabular-nums; }

/* ---------- 移动端底部导航 ---------- */
.tabbar { display: none; }

/* ---------- Toast / Loading ---------- */
#toast {
  position: fixed; left: 50%; bottom: 90px; transform: translateX(-50%) translateY(20px);
  background: rgba(20,18,10,.95); color: var(--gold-bright);
  border: 1px solid var(--line); border-radius: 10px;
  padding: 11px 22px; font-size: 13px; z-index: 99;
  opacity: 0; pointer-events: none; transition: all .3s; max-width: 86vw; text-align: center; line-height: 1.6;
}
#toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
#loadingMask {
  position: fixed; inset: 0; z-index: 98;
  background: rgba(5,5,8,.82); backdrop-filter: blur(6px);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 18px;
}
#loadingMask p { color: var(--gold-bright); font-size: 13.5px; letter-spacing: 2px; font-family: var(--serif); }
.loader { width: 46px; height: 46px; border-radius: 50%; border: 2px solid rgba(200,162,74,.2); border-top-color: var(--gold); animation: spin 1s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ========== 移动端适配 ========== */
@media (max-width: 860px) {
  .sidebar { display: none; }
  .content { padding: 18px 14px 120px; }
  .form-grid { grid-template-columns: 1fr; }
  .video-card { grid-template-columns: 96px 1fr; }
  .vc-thumb { width: 96px; }
  .vc-status { grid-column: 1 / -1; flex-direction: row; justify-content: space-between; align-items: center; }
  .view-head h2 { font-size: 24px; letter-spacing: 3px; }
  .brand-text h1 { font-size: 16px; letter-spacing: 3px; }
  .cost-badge { font-size: 11px; padding: 5px 10px; }
  .action-bar .btn { flex: 1; text-align: center; }
  .tabbar {
    display: flex; position: fixed; bottom: 0; left: 0; right: 0; z-index: 30;
    background: rgba(8,8,14,.94); backdrop-filter: blur(14px);
    border-top: 1px solid var(--line-soft);
    padding: 6px 4px calc(6px + env(safe-area-inset-bottom));
  }
  .tab-item {
    flex: 1; background: none; border: none; color: var(--text-faint);
    font-size: 11px; display: flex; flex-direction: column; align-items: center; gap: 3px;
    padding: 6px 0; cursor: pointer; letter-spacing: 1px;
  }
  .tab-item span { font-size: 17px; }
  .tab-item.active { color: var(--gold-bright); }
  .script-output-head { flex-direction: column; align-items: flex-start; }
}
/* 自动字幕识别：沿用当前表单与按钮样式。 */
.transcription-tools [hidden] { display: none !important; }
.transcription-tools progress { width: 100%; height: 8px; accent-color: var(--gold, #c8a96b); }
.transcription-tools .btn { min-height: 44px; }
#fTranscript[readonly] { opacity: .8; }