/* Carrie × 黄总 · v15 —— 暖白纸感、墨绿、少量暖金。单栏阅读：原视频 → 原逐字稿 → 我们的逐字稿。 */
:root{
  --paper:#f8f6f1;--paper-2:#f2efe7;--card:#fffdf9;
  --ink:#1f2b25;--ink-2:#46514a;--muted:#79807a;--faint:#a3a69f;
  --line:#e4dfd4;--line-2:#d6d0c3;
  --green:#2d4a3c;--green-2:#4d6b5b;--green-wash:#e9eee8;
  --gold:#9c7a45;--gold-2:#b8975f;--gold-wash:#f3ecdf;
  --sans:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Noto Sans CJK SC","Source Han Sans SC","Microsoft YaHei",sans-serif;
  --num:"Iowan Old Style","Palatino Linotype",Palatino,Georgia,serif;
  --mono:ui-monospace,"SF Mono",Menlo,Consolas,monospace;
  --header:56px;--wrap:1160px;--read:720px;--gutter:clamp(18px,4vw,40px);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--header) + 16px);-webkit-text-size-adjust:100%;text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.85 var(--sans);overflow-wrap:break-word;-webkit-font-smoothing:antialiased}
h1,h2,h3,p,dl,dd,figure,ol,ul{margin:0}
ol,ul{padding:0}
a{color:inherit;text-underline-offset:3px;text-decoration-thickness:1px}
button{font:inherit;color:inherit;cursor:pointer;background:none;border:0;padding:0}
button,a,summary{-webkit-tap-highlight-color:transparent;touch-action:manipulation}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:3px}
:focus:not(:focus-visible){outline:none}
.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.skip-link{position:absolute;left:12px;top:-60px;z-index:100;background:var(--green);color:#fff;padding:10px 16px;border-radius:4px;text-decoration:none}
.skip-link:focus{top:10px}
main:focus{outline:none}

/* ---------- 顶栏与案例导航 ---------- */
.site-header{position:sticky;top:0;z-index:30;background:rgba(248,246,241,.94);border-bottom:1px solid var(--line);-webkit-backdrop-filter:saturate(1.2) blur(10px);backdrop-filter:saturate(1.2) blur(10px)}
.bar{max-width:var(--wrap);margin:auto;padding:0 var(--gutter);height:var(--header);display:flex;align-items:center;gap:20px;position:relative}
.brand{font-size:17px;font-weight:600;letter-spacing:.02em;text-decoration:none;white-space:nowrap;display:inline-flex;align-items:center;min-height:44px}
.brand-sub{font-size:12px;color:var(--muted);white-space:nowrap;padding-left:16px;border-left:1px solid var(--line-2)}
.case-nav{margin-left:auto;min-width:0}
.case-nav ol{list-style:none;display:flex;gap:2px}
.case-nav a{display:flex;align-items:baseline;gap:7px;min-height:44px;padding:12px 11px 10px;text-decoration:none;font-size:14px;color:var(--ink-2);border-bottom:2px solid transparent;white-space:nowrap;transition:color .15s,border-color .15s}
.case-nav a .n{font:13px var(--num);color:var(--faint)}
.case-nav a:hover{color:var(--ink)}
.case-nav a[aria-current=page]{color:var(--green);font-weight:600;border-bottom-color:var(--green)}
.case-nav a[aria-current=page] .n{color:var(--gold)}
.nav-toggle{display:none}

/* ---------- 单栏阅读 ---------- */
main{max-width:calc(var(--read) + var(--gutter) * 2);margin:auto;padding:0 var(--gutter)}
.case-head{padding:44px 0 6px}
.eyebrow{font-size:13px;color:var(--gold);letter-spacing:.04em}
h1{font-size:clamp(24px,3vw,32px);line-height:1.45;font-weight:600;letter-spacing:.01em;margin-top:8px;text-wrap:balance}
h1:focus{outline:none}
.block{padding-top:44px}
.sec-title{font-size:20px;font-weight:600;line-height:1.5;display:flex;align-items:baseline;gap:12px;padding-bottom:12px;margin-bottom:18px;border-bottom:1px solid var(--line)}
.sec-n{font:400 18px var(--num);color:var(--gold)}
.sec-note{font-size:13px;color:var(--muted);line-height:1.8}
#source .sec-note{margin:-6px 0 14px}

/* ---------- 1 原视频 ---------- */
.player{margin:0}
.player video{display:block;width:100%;height:100%;object-fit:contain;background:#18201b;border-radius:6px}
.player.is-landscape video{aspect-ratio:16/9}
.player.is-portrait video{aspect-ratio:9/16;width:auto;height:min(76vh,640px);max-width:100%;margin:0 auto}
.player figcaption{font-size:12px;color:var(--muted);margin-top:8px;text-align:center}

/* ---------- 2 原逐字稿 ---------- */
.src-row{display:grid;grid-template-columns:auto minmax(0,1fr);gap:14px;padding:12px 0;scroll-margin-top:calc(var(--header) + 20px)}
.src-row+.src-row{border-top:1px dashed var(--line)}
.time{display:inline-flex;align-self:start;align-items:center;justify-content:center;min-height:32px;padding:0 10px;margin-top:2px;border:1px solid var(--line-2);border-radius:999px;background:var(--card);font:12px/1 var(--mono);color:var(--green);white-space:nowrap;position:relative}
.time::before{content:"";position:absolute;inset:-6px -2px}
.time:hover{border-color:var(--green-2)}
.src-text{font-size:15px;line-height:2;color:var(--ink-2)}
.seg.gap{margin-right:.45em}

/* ---------- 台词（review.html 也使用 .line/.who/.say） ---------- */
.line{display:grid;grid-template-columns:3.6em minmax(0,1fr);column-gap:10px;font-size:16px;line-height:1.9}
.line+.line{margin-top:10px}
.who{grid-row:span 2;font-size:13px;font-weight:600;letter-spacing:.02em;padding-top:2px}
.line.huang .who{color:var(--green)}
.line.carrie .who{color:var(--gold)}
.say{grid-column:2;min-width:0}

/* ---------- 3 我们的逐字稿 ---------- */
.script-bar{display:flex;align-items:center;justify-content:space-between;gap:8px 16px;flex-wrap:wrap;margin:-6px 0 14px}
.actions{display:flex;gap:8px}
.actions button{min-height:40px;padding:0 16px;border:1px solid var(--line-2);border-radius:999px;background:var(--card);font-size:13px;color:var(--ink-2)}
.actions button:hover{border-color:var(--green-2);color:var(--green)}
.copy-status{font-size:12px;color:var(--gold)}
.copy-status:empty{display:none}
.copy-fallback{display:block;width:100%;height:200px;margin:8px 0 14px;font:13px/1.8 var(--sans);padding:10px;border:1px solid var(--line-2);border-radius:4px;background:var(--card)}
.script{background:var(--card);border:1px solid var(--line);border-radius:6px;padding:4px 36px 30px}
.beat{padding-top:24px}
.beat+.beat{border-top:1px solid var(--line);margin-top:24px}
.beat-title{font-size:13px;font-weight:600;color:var(--muted);display:flex;align-items:baseline;gap:10px;margin-bottom:12px}
.beat-n{font:400 14px var(--num);color:var(--gold)}
.script .line{font-size:17px;line-height:2}
.script .line+.line{margin-top:14px}
.cue{grid-column:2;justify-self:start;display:inline-block;font-size:12px;line-height:1.8;color:var(--gold);background:var(--gold-wash);border-radius:3px;padding:0 7px;margin:3px 0 2px;letter-spacing:.02em}
.cue-key{margin:0 4px 0 0;vertical-align:1px}

/* ---------- 出处与翻页 ---------- */
.refs{margin-top:40px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);font-size:13px;color:var(--muted)}
.refs summary{min-height:48px;display:flex;align-items:center;cursor:pointer;list-style:none;color:var(--ink-2)}
.refs summary::-webkit-details-marker{display:none}
.refs summary::after{content:"+";margin-left:8px;color:var(--gold)}
.refs[open] summary::after{content:"−"}
.refs ul{list-style:none;padding:0 0 14px;line-height:1.8}
.refs li+li{margin-top:4px}
.refs a{color:var(--green);display:inline-block;padding:3px 0}
.pager{padding:22px 0 52px;text-align:right}
.pager a{display:inline-block;text-decoration:none;font-size:15px;padding:10px 0;min-height:44px}
.pager small{display:block;font-size:12px;color:var(--muted)}
.pager a:hover{color:var(--green)}
.site-footer{border-top:1px solid var(--line);padding:18px var(--gutter) 28px;text-align:center;color:var(--muted);font-size:12px;line-height:1.9}
.site-footer a{display:inline-block;padding:10px 4px;color:var(--muted)}

.toast{position:fixed;left:50%;bottom:calc(20px + env(safe-area-inset-bottom));transform:translate(-50%,12px);z-index:60;display:flex;align-items:center;gap:14px;max-width:min(92vw,520px);background:var(--green);color:#fff;border-radius:6px;padding:8px 8px 8px 16px;font-size:14px;box-shadow:0 6px 24px rgba(31,43,37,.18);opacity:0;visibility:hidden;transition:opacity .2s,transform .2s,visibility 0s .2s}
.toast.show{opacity:1;visibility:visible;transform:translate(-50%,0);transition:opacity .2s,transform .2s}
.toast span{padding:6px 0}
.toast button{min-height:40px;padding:0 12px;border-radius:4px;background:rgba(255,255,255,.14);color:#fff;font-size:13px;white-space:nowrap}
.toast:not(:has(button)){padding-right:16px}
.print-only{display:none}

/* ---------- 中等宽度：导航改为下拉 ---------- */
@media (max-width:1040px){
  .brand-sub{display:none}
  .nav-toggle{display:inline-flex;align-items:center;gap:8px;margin-left:auto;min-height:44px;max-width:62vw;padding:0 14px;border:1px solid var(--line-2);border-radius:999px;background:var(--card);font-size:14px;color:var(--ink)}
  .nav-toggle-n{font:13px var(--num);color:var(--gold)}
  .nav-toggle-l{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .nav-toggle svg{flex:none;color:var(--muted);transition:transform .15s}
  .nav-toggle[aria-expanded=true] svg{transform:rotate(180deg)}
  .case-nav{display:none;position:absolute;left:0;right:0;top:100%;margin:0;background:var(--paper);border-bottom:1px solid var(--line-2);box-shadow:0 14px 30px rgba(31,43,37,.10);max-height:calc(100vh - var(--header));overflow:auto}
  .case-nav.open{display:block}
  .case-nav ol{display:block;padding:6px var(--gutter) 12px}
  .case-nav li+li{border-top:1px solid var(--line)}
  .case-nav a{display:flex;gap:10px;padding:12px 0;min-height:52px;border:0;white-space:normal;font-size:15px}
  .case-nav a[aria-current=page]{border:0}
}

/* ---------- 手机 ---------- */
@media (max-width:760px){
  :root{--header:54px}
  .brand{font-size:16px}
  .case-head{padding:26px 0 2px}
  h1{font-size:23px;line-height:1.5}
  .block{padding-top:34px}
  .sec-title{font-size:18px;margin-bottom:14px}
  .player.is-portrait video{height:min(72vh,620px)}
  .src-row{grid-template-columns:1fr;gap:4px;padding:10px 0}
  .time{justify-self:start;min-height:30px}
  .src-text{font-size:15px;line-height:1.95}
  /* 手机台词：名字与提示同一行，正文占满宽度 */
  .line{display:block;padding-left:12px;border-left:2px solid var(--line)}
  .line.huang{border-left-color:var(--green-2)}
  .line.carrie{border-left-color:var(--gold-2)}
  .line .who{display:inline;margin-right:.6em;font-size:13px}
  .script .line .say{display:block}
  .line .cue{margin:0;vertical-align:1px}
  .line+.line{margin-top:12px}
  .script{padding:2px 16px 24px;margin:0 calc(var(--gutter) * -1 + 8px);border-radius:4px}
  .script .line{font-size:16.5px;line-height:1.95}
  .script .line+.line{margin-top:14px}
  .beat{padding-top:20px}
  .beat+.beat{margin-top:20px}
}
@media (max-width:370px){
  .bar{gap:10px}
  .nav-toggle{max-width:58vw;padding:0 12px;font-size:13px}
  h1{font-size:21px}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{transition:none!important;animation:none!important}
}

@media print{
  @page{margin:16mm 14mm}
  body{background:#fff}
  .site-header,main,.site-footer,.toast,.skip-link{display:none!important}
  .print-only{display:block;color:#111;font-size:12.5pt;line-height:1.8}
  .print-only h1{font-size:18pt;margin:0 0 4pt}
  .print-only .p-meta{color:#555;font-size:10pt;margin-bottom:8pt}
  .print-only .beat{break-inside:avoid;border-top:.5pt solid #ccc;padding-top:10pt;margin-top:12pt}
  .print-only .beat-title{font-size:10.5pt;color:#333;margin-bottom:4pt}
  .print-only .line{display:grid;grid-template-columns:3.6em 1fr;column-gap:6pt;margin:3pt 0;font-size:12.5pt;border:0;padding:0}
  .print-only .who{font-size:10pt;font-weight:700;color:#111!important}
  .print-only .cue{background:none;color:#6b5530;padding:0;margin:0;font-size:9.5pt}
  .print-only .cue::before{content:"〔"}.print-only .cue::after{content:"〕"}
}

/* ---------- 历史版对照页 review.html ---------- */
.ghost{min-height:44px;padding:0 16px;border:1px solid var(--line-2);border-radius:999px;font-size:13px;background:var(--card);color:var(--ink-2)}
.ghost[aria-pressed=true]{border-color:var(--green-2);color:var(--green)}
.review-page .history-banner{margin:28px 0 0;padding:14px 18px;border:1px solid var(--gold-2);border-left-width:3px;border-radius:4px;background:var(--gold-wash);font-size:14px;line-height:1.85;color:var(--ink-2);display:flex;gap:10px 20px;align-items:center;justify-content:space-between;flex-wrap:wrap}
.review-page .history-banner b{color:var(--gold)}
.review-page .history-banner a{display:inline-flex;align-items:center;min-height:44px;padding:0 16px;border-radius:4px;background:var(--green);color:#fff;text-decoration:none;font-size:14px;white-space:nowrap}
.badge-history{display:inline-block;font-size:12px;color:var(--gold);border:1px solid var(--gold-2);border-radius:3px;padding:0 6px;margin-left:10px;font-weight:400;vertical-align:2px}
.rv-nav ol{list-style:none;display:flex;flex-wrap:wrap;gap:6px;margin:22px 0 0}
.rv-nav a{display:inline-flex;align-items:center;gap:6px;min-height:44px;padding:0 14px;border:1px solid var(--line-2);border-radius:999px;text-decoration:none;font-size:14px;color:var(--ink-2);background:var(--card)}
.rv-nav a .n{font:13px var(--num);color:var(--faint)}
.rv-nav a[aria-current=page]{background:var(--green);border-color:var(--green);color:#fff}
.rv-nav a[aria-current=page] .n{color:#d9c79f}
.rv-head{padding:28px 0 8px}
.rv-head .intro{font-size:13px;color:var(--muted);margin-top:6px}
.rv-toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px 20px;flex-wrap:wrap;padding:14px 0 18px;border-bottom:1px solid var(--line)}
.rv-toolbar p{font-size:14px;color:var(--ink-2);max-width:40em}
.rv-toolbar button{min-height:44px;padding:0 16px;border:1px solid var(--line-2);border-radius:4px;background:var(--card);font-size:14px;white-space:nowrap}
.rv-switch{display:none}
.rv-compare{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:start;padding-top:22px}
.rv-col{min-width:0;border:1px solid var(--line);border-radius:6px;background:var(--card)}
.rv-col.old{background:var(--paper-2)}
.rv-col-head{padding:12px 20px;border-bottom:1px solid var(--line)}
.rv-col-head h2{font-size:15px;font-weight:600}
.rv-col-head p{font-size:12px;color:var(--muted)}
.rv-col.old .line .say{color:var(--ink-2)}
.rv-script{padding:20px}
.rv-script h3{font-size:16px;line-height:1.6;margin-bottom:18px}
.rv-script .line+.line{margin-top:12px}
.rv-note{font-size:13px;color:var(--muted);margin:22px 0 0;line-height:1.85}
.rv-note a{color:var(--green)}
.rv-pager{display:flex;justify-content:space-between;gap:16px;padding:20px 0 48px;font-size:14px}
.rv-pager a{display:inline-flex;align-items:center;min-height:44px}
@media (max-width:760px){
  .review-page .history-banner{font-size:13px;padding:12px 14px}
  .review-page .history-banner a{width:100%;justify-content:center}
  .rv-nav ol{display:grid;grid-template-columns:1fr 1fr;gap:6px}
  .rv-nav a{display:flex;width:100%;border-radius:4px;font-size:13px;padding:0 10px}
  .rv-head h1{font-size:22px}
  .rv-switch{display:grid;grid-template-columns:1fr 1fr;gap:0;margin:16px 0 0;border:1px solid var(--line-2);border-radius:6px;overflow:hidden}
  .rv-switch button{min-height:44px;font-size:14px;background:var(--card);color:var(--ink-2)}
  .rv-switch button+button{border-left:1px solid var(--line-2)}
  .rv-switch button[aria-pressed=true]{background:var(--green);color:#fff}
  .rv-compare{grid-template-columns:1fr;gap:0;padding-top:14px}
  .rv-col{display:none}
  .rv-compare[data-view=after] .new,.rv-compare[data-view=before] .old{display:block}
  .rv-script{padding:16px}
  .rv-toolbar button{width:100%}
}
@media print{
  .review-page .site-header,.review-page .history-banner,.review-page .rv-nav,.review-page .rv-toolbar,.review-page .rv-switch,.review-page .rv-pager,.review-page .site-footer{display:none!important}
  .review-page main{display:block!important;max-width:none;padding:0}
  .review-page .rv-compare{display:grid;grid-template-columns:1fr 1fr;gap:10pt}
  .review-page .rv-col{display:block!important}
  .review-page .line{break-inside:avoid;font-size:10pt}
}

/* v16 分享版头和默认收起的原稿 */
.share-header{max-width:calc(var(--read) + var(--gutter)*2);padding:28px var(--gutter) 0;margin:auto;display:flex;gap:22px;align-items:center}
.share-header img{display:block;width:112px;height:112px;flex:none;border:1px solid var(--line);border-radius:12px}
.share-header h2{font-size:23px;line-height:1.5;margin:3px 0 6px}
.share-header p{font-size:14px;line-height:1.75;color:var(--muted)}
.share-header .share-kicker{font-size:12px;color:var(--gold);letter-spacing:.05em}
.source-fold{margin-top:32px;border:1px solid var(--line);border-radius:6px;padding:0 18px;background:var(--card)}
.source-fold summary{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:54px;cursor:pointer;font-size:15px;color:var(--green);list-style:none}
.source-fold summary::-webkit-details-marker{display:none}
.source-fold .fold-open{display:none}.source-fold[open] .fold-open{display:inline}.source-fold[open] .fold-closed{display:none}
.fold-icon{font-size:21px}.source-fold[open] .fold-icon{transform:rotate(45deg)}
.source-fold[open]{padding-bottom:14px}
@media(max-width:760px){.share-header{gap:14px;padding-top:20px}.share-header img{width:82px;height:82px;border-radius:8px}.share-header h2{font-size:19px}.share-header p{font-size:12px}.share-header .share-kicker{font-size:11px}.source-fold{padding-left:12px;padding-right:12px}}
@media print{.share-header{display:none!important}}