/* ==========================================================
   一级市场观察 — 主样式
   浅色极简 · 报纸式排版 · 单一强调色
   ========================================================== */

:root{
  --paper:#f4faff;
  --paper-2:#eaf3ff;
  --surface:#ffffff;
  --ink:#0a1a2c;
  --ink-2:#27405a;
  --muted:#5a7691;
  --faint:#8ba5bd;
  --line:#d8e6f8;
  --line-2:#eaf3fd;
  --line-strong:#b3cbe8;
  --accent:#1f5cff;
  --accent-2:#00c6dc;
  --accent-deep:#0b3ecf;
  --accent-soft:#e7f0ff;
  --accent-line:#c3d8ff;
  --danger:#e5484d;
  --tech:linear-gradient(118deg,#1f5cff 0%,#1f86ff 46%,#00c6dc 100%);
  --tech-soft:linear-gradient(180deg,#f3f9ff 0%,#e8f2ff 100%);
  --shadow:0 12px 34px rgba(17,58,128,.08);
  --serif:"Songti SC","Source Han Serif SC","Noto Serif SC",Georgia,"Times New Roman",serif;
  --sans:"Inter","HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",-apple-system,"Segoe UI",sans-serif;
  --mono:"SF Mono","JetBrains Mono","Consolas",monospace;
  --maxw:1200px;
  --radius:6px;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;color:var(--ink);
  background-color:var(--paper);
  background-image:
    radial-gradient(1100px 620px at 82% -14%,rgba(31,92,255,.17),transparent 62%),
    radial-gradient(900px 520px at 4% -6%,rgba(0,198,220,.15),transparent 58%),
    linear-gradient(180deg,#f8fcff 0%,#f3f9ff 42%,#f7fbff 100%);
  background-attachment:fixed;
  font-family:var(--sans);font-size:16px;line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit;}
h1,h2,h3,h4{margin:0;font-family:var(--sans);font-weight:640;line-height:1.26;letter-spacing:-.02em;}
p{margin:0 0 1em;}
::selection{background:#cfe0ff;color:#0a1a2c;}

.wrap{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 28px;}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;}

/* ---------------- 顶部条 ---------------- */
.topbar{position:relative;border-bottom:1px solid var(--line-2);background:transparent;}
.topbar::before{content:"";position:absolute;left:0;right:0;top:0;height:2px;background:var(--tech);}
.topbar-in{display:flex;align-items:center;justify-content:space-between;height:38px;
  font-size:11.5px;letter-spacing:.06em;color:var(--muted);text-transform:uppercase;}
.topbar .dot-live{display:inline-flex;align-items:center;gap:7px;}
.topbar .dot-live i{width:5px;height:5px;border-radius:50%;background:var(--accent);display:inline-block;
  animation:pulse 2.4s infinite;}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.25}}
.lang-switch{display:flex;align-items:center;gap:6px;font-size:11.5px;letter-spacing:.08em;}
.lang-switch button{padding:2px 3px;color:var(--faint);transition:color .18s;font-size:11.5px;letter-spacing:.08em;}
.lang-switch button:hover{color:var(--ink);}
.lang-switch button.on{color:var(--ink);border-bottom:1px solid var(--accent);}
.lang-switch .sep{color:var(--line);}

/* ---------------- 报头 ---------------- */
.masthead{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.86);
  backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--line);}
.masthead-in{display:flex;align-items:center;gap:38px;height:82px;}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.brand-mark{
  width:42px;height:42px;display:grid;place-items:center;background:var(--tech);color:#fff;
  font-family:var(--sans);font-size:19px;font-weight:700;line-height:1;border-radius:11px;
  box-shadow:0 7px 18px rgba(31,92,255,.30);letter-spacing:0;
}
.brand-text{display:flex;flex-direction:column;gap:3px;}
.brand-text strong{font-family:var(--sans);font-size:19px;font-weight:680;letter-spacing:.02em;}
.brand-text em{font-family:var(--mono);font-style:normal;font-size:9px;letter-spacing:.18em;color:var(--accent);text-transform:uppercase;opacity:.85;}
.nav{display:flex;align-items:center;gap:30px;margin-left:auto;}
.nav a{position:relative;font-size:14.5px;color:var(--ink-2);padding:6px 0;letter-spacing:.03em;}
.nav a::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;background:var(--tech);border-radius:5px;
  transform:scaleX(0);transform-origin:left;transition:transform .22s ease;}
.nav a:hover::after,.nav a.on::after{transform:scaleX(1);}
.nav a.on{color:var(--accent-deep);font-weight:650;}
.head-actions{display:flex;align-items:center;gap:8px;margin-left:8px;}
.head-actions .menu-btn{display:none;}
.mobile-nav{display:none;position:fixed;top:82px;left:0;right:0;z-index:55;background:var(--surface);
  border-bottom:1px solid var(--line);box-shadow:0 18px 34px rgba(17,58,128,.12);padding:6px 0;}
.mobile-nav.on,.mobile-nav.open{display:block;}
.mobile-nav a{display:block;padding:13px 24px;font-size:15px;color:var(--ink-2);border-bottom:1px solid var(--line-2);}
.mobile-nav a:last-child{border-bottom:0;}
.icon-btn{width:36px;height:36px;display:grid;place-items:center;border:1px solid transparent;border-radius:50%;
  color:var(--ink-2);transition:.18s;}
.icon-btn:hover{background:var(--accent-soft);color:var(--accent);}
.icon-btn svg{width:17px;height:17px;stroke:currentColor;fill:none;stroke-width:1.7;}

/* ---------------- 搜索浮层 ---------------- */
.search-layer{position:fixed;inset:0;z-index:200;background:rgba(10,26,44,.30);backdrop-filter:blur(3px);
  opacity:0;pointer-events:none;transition:opacity .2s;}
.search-layer.open{opacity:1;pointer-events:auto;}
.search-panel{max-width:720px;margin:10vh auto 0;background:var(--surface);border-radius:3px;
  border:1px solid var(--line);box-shadow:0 30px 80px rgba(17,58,128,.18);overflow:hidden;transform:translateY(-8px);transition:transform .22s;}
.search-layer.open .search-panel{transform:translateY(0);}
.search-field{display:flex;align-items:center;gap:12px;padding:20px 24px;border-bottom:1px solid var(--line-2);}
.search-field svg{width:18px;height:18px;stroke:var(--muted);fill:none;stroke-width:1.7;flex:none;}
.search-field input{flex:1;border:0;outline:0;font-size:17px;font-family:var(--sans);background:transparent;color:var(--ink);}
.search-field input::-webkit-search-cancel-button,.search-field input::-webkit-search-decoration{-webkit-appearance:none;display:none;}
.search-field input::-webkit-search-cancel-button,.search-field input::-webkit-search-decoration{-webkit-appearance:none;display:none;}
.search-field kbd{font-family:var(--mono);font-size:11px;color:var(--faint);border:1px solid var(--line);
  padding:2px 6px;border-radius:3px;}
.search-results{max-height:56vh;overflow:auto;padding:8px 0;}
.sr-item{display:block;padding:12px 24px;border-bottom:1px solid var(--line-2);}
.sr-item:last-child{border-bottom:0;}
.sr-item:hover{background:var(--accent-soft);}
.sr-item h4{font-size:15.5px;margin-bottom:3px;}
.sr-item p{font-size:12.5px;color:var(--muted);margin:0;line-height:1.5;}
.sr-empty{padding:34px 24px;color:var(--muted);font-size:14px;text-align:center;}

/* ---------------- 通用区块 ---------------- */
.section{padding:52px 0 0;}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;
  padding-bottom:14px;border-bottom:1px solid var(--line-strong);margin-bottom:2px;}
.sec-head h2{font-size:23px;letter-spacing:-.01em;display:flex;align-items:center;gap:11px;}
.sec-head h2::before{content:"";width:4px;height:19px;border-radius:3px;background:var(--tech);flex:none;}
.sec-head h2 span{font-family:var(--mono);font-size:10px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted);
  font-family:var(--sans);font-weight:400;}
.sec-head .more{font-size:12.5px;color:var(--muted);display:flex;align-items:center;gap:5px;}
.sec-head .more:hover{color:var(--accent);}
.eyebrow{font-family:var(--mono);font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--accent);font-weight:600;}

/* ---------------- 头条轮播 ---------------- */
.hero{margin-top:34px;display:grid;grid-template-columns:1.62fr 1fr;gap:1px;background:var(--line);
  border:1px solid var(--line);border-radius:14px;overflow:hidden;box-shadow:var(--shadow);}
.hero-main{position:relative;background:linear-gradient(152deg,#fff 0%,#f3f9ff 62%,#eaf3ff 100%);overflow:hidden;min-height:414px;}
.slide{position:absolute;inset:0;opacity:0;transition:opacity .55s ease;}
.slide.on{opacity:1;}
.slide-link{display:block;height:100%;position:relative;}
.cover{position:relative;overflow:hidden;background:var(--paper-2);}
.cover img{width:100%;height:100%;object-fit:cover;}
.cover .cv-art{position:absolute;inset:0;}
.cover .cv-code{position:absolute;left:24px;top:22px;font-family:var(--mono);font-size:10.5px;
  letter-spacing:.16em;color:rgba(10,26,44,.55);text-transform:uppercase;}
.cover .cv-motif{position:absolute;right:44px;top:36px;height:74px;display:flex;align-items:flex-end;gap:5px;opacity:.26;}
.cover .cv-motif i{display:block;width:2px;background:currentColor;border-radius:1px;}
.cover .cv-glyph{position:absolute;right:-18px;bottom:-52px;font-family:var(--mono);font-size:212px;
  line-height:.78;color:rgba(10,26,44,.09);letter-spacing:-.07em;font-weight:700;}
.hero-main .cover{position:absolute;inset:0;}
.hero-main .cover .cv-glyph{top:-8px;bottom:auto;right:24px;font-size:168px;opacity:.85;}
.hero-main .cover .cv-motif{display:none;}
.hero-main .cover::after{content:"";position:absolute;inset:0;
  background:linear-gradient(to top,#fff 0%,rgba(255,255,255,.97) 17%,rgba(255,255,255,.72) 42%,rgba(214,232,255,.14) 70%,rgba(214,232,255,0) 100%);}
.hero-copy{position:absolute;left:0;right:0;bottom:0;padding:0 38px 34px;color:var(--ink);z-index:2;}
.hero-copy .eyebrow{color:var(--accent);}
.hero-copy h1{font-size:33px;line-height:1.3;margin:11px 0 12px;letter-spacing:-.022em;color:var(--ink);}
.hero-copy p{font-size:14.5px;line-height:1.65;color:var(--ink-2);margin:0;max-width:52ch;}
.hero-meta{display:flex;align-items:center;gap:14px;margin-top:16px;font-size:11.5px;
  color:var(--muted);letter-spacing:.06em;text-transform:uppercase;}
.hero-meta .tagline{color:var(--accent);}
.hero-dots{position:absolute;right:30px;bottom:34px;z-index:3;display:flex;gap:7px;}
.hero-dots button{width:22px;height:3px;border-radius:5px;background:rgba(10,26,44,.16);transition:.2s;}
.hero-dots button.on{background:var(--tech);width:36px;}

.hero-side{background:linear-gradient(180deg,#fff 0%,#f8fcff 100%);display:flex;flex-direction:column;}
.hero-side-head{padding:18px 22px 12px;border-bottom:1px solid var(--line-2);
  font-size:10.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--muted);}
.hero-side-list{flex:1;display:flex;flex-direction:column;}
.hs-item{display:flex;gap:14px;padding:17px 22px;border-bottom:1px solid var(--line-2);flex:1;}
.hs-item:last-child{border-bottom:0;}
.hs-item:hover{background:var(--accent-soft);}
.hs-num{font-family:var(--mono);font-size:13px;color:var(--accent);opacity:.55;line-height:1.5;min-width:20px;font-weight:600;}
.hs-body h3{font-size:14.5px;line-height:1.5;font-weight:600;margin-bottom:6px;}
.hs-body .meta{font-size:11px;color:var(--muted);letter-spacing:.04em;}

/* ---------------- 文章列表行 ---------------- */
.rowlist{border-bottom:1px solid var(--line-2);}
.row{display:grid;grid-template-columns:96px 1fr 196px;gap:24px;padding:24px 0;
  border-bottom:1px solid var(--line-2);align-items:start;}
.row:last-child{border-bottom:0;}
.row:hover h3 a{color:var(--accent);}
.row-date{font-family:var(--mono);font-size:11.5px;color:var(--muted);letter-spacing:.02em;padding-top:5px;}
.row-date b{display:block;font-family:var(--sans);font-size:21px;color:var(--ink);font-weight:680;
  letter-spacing:0;margin-bottom:2px;}
.row-main h3{font-size:20.5px;line-height:1.42;margin-bottom:8px;font-weight:640;text-wrap:balance;}
.row-main h3 a{transition:color .18s;}
.row-main p{font-size:14px;line-height:1.72;color:var(--ink-2);margin:0;max-width:64ch;}
.row-side{padding-top:3px;text-align:right;display:flex;flex-direction:column;gap:11px;align-items:stretch;}
.row-side .kv{display:block;text-align:right;}
.row-side .kv i{display:block;font-style:normal;font-size:9.5px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--faint);line-height:1.4;}
.row-side .kv b{display:block;font-size:12.5px;font-weight:600;color:var(--ink);line-height:1.5;margin-top:1px;}
.row-side .kv.plain{font-size:11.5px;color:var(--muted);letter-spacing:.03em;}

/* ---------------- 标签 ---------------- */
.chip{display:inline-flex;align-items:center;height:22px;padding:0 9px;border:1px solid var(--line);
  border-radius:5px;font-size:11px;letter-spacing:.03em;color:var(--muted);background:var(--surface);}
.chip.on{background:var(--tech);border-color:transparent;color:#fff;font-weight:600;}
.chip.accent{color:var(--accent-deep);border-color:var(--accent-line);background:var(--accent-soft);font-weight:600;}
.chip-row{display:flex;flex-wrap:wrap;gap:7px;}
a.chip:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-soft);}

/* ---------------- 首页三栏 ---------------- */
.home-body{padding-top:0;}
.cols{display:grid;grid-template-columns:1fr 320px;gap:52px;align-items:start;}
.side-block{padding:26px 0 0;}
.side-block:first-child{padding-top:0;}
.side-title{display:flex;align-items:baseline;justify-content:space-between;border-bottom:1px solid var(--line-strong);
  padding-bottom:9px;margin-bottom:4px;font-family:var(--sans);font-size:16px;font-weight:660;}
.side-title em{font-family:var(--mono);font-style:normal;font-size:9.5px;letter-spacing:.16em;color:var(--muted);
  font-family:var(--sans);text-transform:uppercase;}
.rank{list-style:none;margin:0;padding:0;}
.rank li{border-bottom:1px solid var(--line-2);}
.rank li a{display:flex;gap:12px;padding:13px 0;align-items:flex-start;}
.rank li:last-child{border-bottom:0;}
.rank .n{font-family:var(--mono);font-size:13px;color:var(--faint);line-height:1.7;width:18px;flex:none;font-weight:600;}
.rank li:nth-child(-n+3) .n{color:var(--accent);}
.rank h4{font-size:14px;line-height:1.55;font-weight:500;margin:0 0 5px;}
.rank a:hover h4{color:var(--accent);}
.rank .m{font-size:11px;color:var(--faint);letter-spacing:.03em;}
.tagcloud{display:flex;flex-wrap:wrap;gap:8px;padding-top:16px;}
.about-card{border:1px solid var(--line);background:linear-gradient(180deg,#fff,#f7fbff);padding:22px;margin-top:26px;border-radius:10px;}
.about-card h4{font-size:14px;margin-bottom:9px;}
.about-card p{font-size:12.5px;line-height:1.75;color:var(--muted);margin:0 0 12px;}
.about-card .linkline{font-size:12px;color:var(--accent);letter-spacing:.04em;}

/* ---------------- 卡片（融资页） ---------------- */
.stat-strip{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);
  background:var(--surface);margin-top:30px;border-radius:12px;overflow:hidden;box-shadow:var(--shadow);}
.stat{padding:22px 24px;border-right:1px solid var(--line-2);}
.stat:last-child{border-right:0;}
.stat .k{font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);margin-bottom:8px;}
.stat .v{font-family:var(--sans);font-size:28px;line-height:1.1;letter-spacing:-.03em;font-weight:680;
  background:var(--tech);-webkit-background-clip:text;background-clip:text;color:transparent;}
.stat .v small{font-size:12px;font-family:var(--sans);color:var(--muted);letter-spacing:0;margin-left:4px;-webkit-text-fill-color:var(--muted);}

.filter-bar{display:flex;flex-wrap:wrap;align-items:center;gap:18px;padding:22px 0 20px;
  border-bottom:1px solid var(--line);margin-bottom:4px;}
.filter-group{display:flex;align-items:center;gap:8px;flex-wrap:wrap;}
.filter-group .lab{font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--faint);margin-right:2px;}
.filter-group .chip{cursor:pointer;}
.filter-sep{width:1px;height:16px;background:var(--line);}
.filter-count{margin-left:auto;font-size:12px;color:var(--accent);font-family:var(--mono);}

.deal{display:grid;grid-template-columns:1fr 268px;gap:26px;padding:26px 0;border-bottom:1px solid var(--line-2);}
.deal:hover h3 a{color:var(--accent);}
.deal h3{font-size:19.5px;line-height:1.42;margin-bottom:9px;text-wrap:balance;font-weight:640;}
.deal h3 a{transition:color .18s;}
.deal p{font-size:13.5px;color:var(--ink-2);line-height:1.7;margin:0 0 12px;}
.deal-facts{background:linear-gradient(180deg,#f1f7ff,#e7f1ff);border-left:2px solid var(--accent);
  padding:13px 16px;align-self:start;border-radius:0 8px 8px 0;}
.fact{display:flex;justify-content:space-between;gap:12px;padding:5px 0;font-size:12px;}
.fact .fk{color:var(--muted);flex:none;letter-spacing:.03em;}
.fact .fv{text-align:right;color:var(--ink);font-weight:500;line-height:1.45;}
.deal-meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap;font-size:11.5px;color:var(--muted);}

/* ---------------- 页面头 ---------------- */
.page-head{padding:46px 0 26px;border-bottom:1px solid var(--line-strong);position:relative;}
.page-head .eyebrow{margin-bottom:12px;display:block;}
.page-head h1{font-size:38px;letter-spacing:-.03em;margin-bottom:12px;font-weight:680;}
.page-head p{font-size:15px;color:var(--muted);max-width:62ch;margin:0;line-height:1.75;}

/* ---------------- 文章页 ---------------- */
.article-head{padding:44px 0 0;max-width:800px;}
.article-head .eyebrow{margin-bottom:14px;display:block;}
.article-head h1{font-size:37px;line-height:1.32;letter-spacing:-.026em;margin-bottom:16px;font-weight:680;}
.article-head .en-title{font-family:var(--sans);font-size:17px;line-height:1.6;color:var(--muted);
  font-weight:400;margin:0 0 20px;padding-bottom:20px;border-bottom:1px solid var(--line);}
.article-meta{display:flex;align-items:center;gap:16px;flex-wrap:wrap;font-size:12px;color:var(--muted);
  padding-bottom:26px;letter-spacing:.03em;}
.article-meta .sep{color:var(--line);}
.article-cover{margin:0 0 34px;border:1px solid var(--line);border-radius:12px;overflow:hidden;}
.article-cover .cv-glyph{right:26px;bottom:-26px;font-size:176px;}
.article-cover .cover{height:236px;}

.article-wrap{display:grid;grid-template-columns:1fr 248px;gap:64px;align-items:start;padding-bottom:20px;}
.article-body{max-width:720px;font-size:16.5px;line-height:1.95;color:#16293d;}
.article-body p{margin:0 0 1.45em;}
.article-body p:first-of-type::first-letter{font-family:var(--sans);font-size:2.5em;float:left;font-weight:700;
  line-height:.94;margin:5px 9px 0 0;color:var(--accent-deep);}
.article-body.no-cap p:first-of-type::first-letter{font-size:1em;float:none;margin:0;color:inherit;font-family:var(--sans);}
.article-side .fact{border-bottom:1px solid var(--line-2);padding:9px 0;align-items:baseline;}
.article-side .fact:last-child{border-bottom:0;}

.compare-toolbar{display:flex;align-items:center;justify-content:space-between;gap:16px;
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:11px 0;margin-bottom:26px;}
.compare-toolbar .lbl{font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);}
.seg{display:inline-flex;border:1px solid var(--line);background:var(--surface);border-radius:7px;overflow:hidden;}
.seg button{padding:6px 14px;font-size:12px;color:var(--muted);letter-spacing:.03em;}
.seg button.on{background:var(--tech);color:#fff;font-weight:600;}

.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:0;border-top:1px solid var(--line-2);}
.compare-grid .col-head{font-size:10.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted);
  padding:12px 0 10px;}
.compare-row{display:contents;}
.compare-cell{padding:0 26px 0 0;border-bottom:1px solid var(--line-2);}
.compare-cell.en{padding:0 0 0 26px;border-left:1px solid var(--line-2);font-family:var(--serif);
  font-size:15px;line-height:1.85;color:#28405a;}
.compare-cell p{margin:16px 0;}
.compare-cell p:first-child{margin-top:16px;}

.article-tags{display:flex;gap:7px;flex-wrap:wrap;margin-top:34px;padding-top:22px;border-top:1px solid var(--line);}
.article-foot{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-top:26px;
  font-size:12px;color:var(--muted);}
.disclaimer{margin-top:30px;background:linear-gradient(180deg,#f4f9ff,#eaf3ff);border:1px solid var(--line);padding:16px 18px;border-radius:9px;
  font-size:12px;line-height:1.8;color:var(--muted);}

.article-side{padding-top:4px;}
.article-side .side-block{padding-top:30px;}
.article-side .side-block:first-child{padding-top:0;}

.nextprev{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);
  border:1px solid var(--line);margin-top:16px;}
.nextprev a{background:var(--surface);padding:20px 22px;}
.nextprev a:hover{background:var(--accent-soft);}
.nextprev .k{font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--faint);margin-bottom:7px;}
.nextprev h4{font-size:14.5px;line-height:1.5;font-weight:500;}
.nextprev .r{text-align:right;}

/* ---------------- 关于 ---------------- */
.about-grid{display:grid;grid-template-columns:1.5fr 1fr;gap:60px;padding:48px 0 20px;align-items:start;}
.about-prose{font-size:16px;line-height:1.95;color:#16293d;max-width:640px;}
.about-prose h2{font-size:22px;margin:36px 0 14px;}
.about-prose h2:first-child{margin-top:0;}
.about-prose p{margin-bottom:1.2em;}
.about-facts{border-top:1px solid var(--line-strong);}
.fact-row{display:flex;justify-content:space-between;gap:16px;padding:14px 0;border-bottom:1px solid var(--line-2);
  font-size:13px;}
.fact-row .k{color:var(--muted);letter-spacing:.03em;}
.fact-row .v{text-align:right;font-weight:500;}
.quote{border-left:3px solid var(--accent);padding:4px 0 4px 18px;margin:26px 0;font-family:var(--sans);
  font-size:17.5px;line-height:1.75;color:var(--accent-deep);font-weight:560;}

/* ---------------- 页脚 ---------------- */
.site-foot{margin-top:70px;border-top:1px solid var(--line-strong);background:linear-gradient(180deg,#fff 0%,#f4faff 100%);}
.foot-main{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;padding:44px 0 36px;}
.foot-brand{display:flex;align-items:center;gap:11px;margin-bottom:14px;}
.foot-brand .brand-mark{width:34px;height:34px;font-size:17px;}
.foot-brand strong{font-family:var(--sans);font-size:16px;letter-spacing:.01em;font-weight:660;}
.foot-col h5{font-family:var(--mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--faint);
  margin:0 0 14px;font-weight:600;font-family:var(--sans);}
.foot-col a,.foot-col p{display:block;font-size:13px;color:var(--muted);margin:0 0 9px;line-height:1.6;}
.foot-col a:hover{color:var(--accent);}
.foot-note{font-size:12px;color:var(--faint);line-height:1.8;margin:0;max-width:34ch;}
.foot-bottom{border-top:1px solid var(--line-2);padding:16px 0 22px;display:flex;justify-content:space-between;
  gap:16px;flex-wrap:wrap;font-size:11.5px;color:var(--faint);letter-spacing:.03em;}
.foot-bottom a:hover{color:var(--ink);}

/* ---------------- 空状态 ---------------- */
.empty{padding:70px 0;text-align:center;color:var(--muted);font-size:14px;}
.empty strong{display:block;font-family:var(--serif);font-size:18px;color:var(--ink-2);margin-bottom:6px;}

/* ---------------- 响应式 ---------------- */
@media (max-width:1080px){
  .cols{grid-template-columns:1fr;gap:44px;}
  .hero{grid-template-columns:1fr;}
  .hero-side{display:none;}
  .hero-main{min-height:380px;}
  .foot-main{grid-template-columns:1fr 1fr;gap:30px;}
}
@media (max-width:880px){
  .wrap{padding:0 20px;}
  .nav{display:none;}
  .head-actions .menu-btn{display:grid;}
  .topbar .dot-live span.long{display:none;}
  .brand-text em{display:none;}
  .article-wrap{grid-template-columns:1fr;gap:34px;}
  .article-side{display:none;}
  .about-grid{grid-template-columns:1fr;gap:34px;}
  .deal{grid-template-columns:1fr;}
  .stat-strip{grid-template-columns:1fr 1fr;}
  .stat:nth-child(2){border-right:0;}
  .stat:nth-child(1),.stat:nth-child(2){border-bottom:1px solid var(--line-2);}
  .page-head h1{font-size:29px;}
  .article-head h1{font-size:27px;}
  .hero-copy h1{font-size:24px;}
  .article-cover .cover{height:180px;}
  .hero-main{min-height:360px;}
  .hero-main .cover .cv-glyph{font-size:104px;top:6px;right:14px;opacity:.7;}
  .hero-dots{display:none;}
  .hero-copy{padding:0 22px 26px;}
  .row{grid-template-columns:64px 1fr;gap:16px;}
  .row-side{display:none;}
  .compare-grid{grid-template-columns:1fr;}
  .compare-cell.en{border-left:0;padding-left:0;border-top:1px dashed var(--line);}
  .nextprev{grid-template-columns:1fr;}
}

/* ---------------- BP 提交 ---------------- */
.bp-grid{display:grid;grid-template-columns:1fr 306px;gap:56px;padding:38px 0 20px;align-items:start;}
.bp-form-card{border:1px solid var(--line);background:var(--surface);padding:30px 32px;border-radius:12px;box-shadow:var(--shadow);}
.hp-field{position:absolute;left:-9999px;top:0;width:1px;height:1px;overflow:hidden;opacity:0;pointer-events:none;}
.bp-form-card h2{font-size:19px;margin-bottom:5px;}
.bp-form-card .form-note{font-size:12.5px;color:var(--muted);margin:0 0 22px;line-height:1.7;}
.f-row{display:grid;grid-template-columns:1fr 1fr;gap:0 18px;}
.fld{display:flex;flex-direction:column;gap:6px;margin-bottom:16px;}
.fld.full{grid-column:1 / -1;}
.fld>label{font-size:12px;letter-spacing:.03em;color:var(--ink-2);}
.fld>label .req{color:var(--danger);margin-left:3px;}
.fld input,.fld select,.fld textarea{width:100%;padding:10px 12px;border:1px solid var(--line);
  background:var(--surface);color:var(--ink);font-family:inherit;font-size:14px;line-height:1.55;
  border-radius:7px;outline:0;transition:.16s;-webkit-appearance:none;appearance:none;}
.fld select{background-image:linear-gradient(45deg,transparent 50%,var(--muted) 50%),linear-gradient(135deg,var(--muted) 50%,transparent 50%);
  background-position:calc(100% - 17px) 19px,calc(100% - 12px) 19px;background-size:5px 5px,5px 5px;background-repeat:no-repeat;padding-right:34px;}
.fld input:focus,.fld select:focus,.fld textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft);}
.fld textarea{resize:vertical;min-height:104px;line-height:1.75;}
.fld .hint{font-size:11px;color:var(--faint);line-height:1.6;}
.fld .err{font-size:11px;color:var(--danger);display:none;}
.fld.bad input,.fld.bad select,.fld.bad textarea{border-color:#f0a8a8;background:#fff8f8;}
.fld.bad .err{display:block;}

.bp-consent{display:flex;gap:9px;align-items:flex-start;font-size:12.5px;color:var(--muted);
  line-height:1.75;margin:4px 0 22px;}
.bp-consent input{margin:4px 0 0;width:14px;height:14px;accent-color:var(--accent);flex:none;}
.bp-consent.bad{color:var(--danger);}
.bp-actions{display:flex;align-items:center;gap:14px;flex-wrap:wrap;padding-top:20px;border-top:1px solid var(--line-2);}
.btn-solid{display:inline-flex;align-items:center;gap:8px;background:var(--tech);color:#fff;
  border:1px solid transparent;padding:11px 26px;font-size:14px;font-weight:600;letter-spacing:.02em;border-radius:8px;transition:.16s;
  box-shadow:0 8px 20px rgba(31,92,255,.24);}
.btn-solid:hover{filter:brightness(1.06);box-shadow:0 10px 24px rgba(31,92,255,.32);}
.btn-line{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line-strong);
  padding:11px 20px;font-size:13px;color:var(--ink-2);border-radius:8px;background:#fff;}
.btn-line:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-soft);}
.bp-actions .tip{font-size:11.5px;color:var(--faint);margin-left:auto;}

.bp-side{position:relative;border-top:0;padding-top:20px;}
.bp-side::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--tech);border-radius:2px;}
.bp-side h4{font-size:13px;margin-bottom:10px;letter-spacing:.04em;}
.bp-side p{font-size:12.5px;color:var(--muted);line-height:1.8;margin:0 0 14px;}
.bp-steps{list-style:none;margin:0 0 22px;padding:0;}
.bp-steps li{display:flex;gap:11px;padding:11px 0;border-bottom:1px solid var(--line-2);}
.bp-steps li:last-child{border-bottom:0;}
.bp-steps .n{font-family:var(--mono);font-size:11px;color:var(--accent);line-height:1.9;flex:none;}
.bp-steps b{display:block;font-size:12.5px;font-weight:600;margin-bottom:2px;}
.bp-steps span{font-size:11.5px;color:var(--muted);line-height:1.6;}
.bp-side .cardbox{border:1px solid var(--line);background:linear-gradient(180deg,#f4f9ff,#eaf3ff);padding:16px 16px 4px;margin-top:6px;border-radius:10px;}
.bp-side .cardbox .row-t{display:flex;justify-content:space-between;gap:10px;font-size:12px;padding:6px 0;
  border-bottom:1px solid var(--line-2);}
.bp-side .cardbox .row-t:last-child{border-bottom:0;}
.bp-side .cardbox .row-t i{font-style:normal;color:var(--muted);}
.bp-side .cardbox .row-t b{font-weight:600;text-align:right;}

.bp-done{max-width:600px;padding:56px 0 40px;}
.bp-done .mark{width:46px;height:46px;border-radius:14px;background:var(--tech);color:#fff;
  display:grid;place-items:center;font-size:22px;margin-bottom:20px;box-shadow:0 10px 24px rgba(31,92,255,.28);}
.bp-done h1{font-size:29px;margin-bottom:12px;}
.bp-done p{font-size:14.5px;color:var(--ink-2);line-height:1.9;}
.bp-done .ref{display:inline-block;font-family:var(--mono);font-size:13px;background:#eef5ff;
  border:1px solid var(--line);padding:7px 14px;margin:6px 0 22px;letter-spacing:.04em;}

@media (max-width:880px){
  .bp-grid{grid-template-columns:1fr;gap:34px;padding-top:28px;}
  .f-row{grid-template-columns:1fr;}
  .bp-form-card{padding:22px 18px;}
  .bp-actions .tip{display:none;}
}


/* ---------------- 科技风补充细节 ---------------- */
.foot-col .foot-org{color:var(--ink-2);font-weight:600;letter-spacing:.01em;}
.fact-row .v a:hover{color:var(--accent);}
.site-foot{position:relative;}
.site-foot::before{content:"";position:absolute;top:-1px;left:0;right:0;height:2px;background:var(--tech);opacity:.75;}
.hero-copy .eyebrow, .page-head .eyebrow{color:var(--accent-deep);}
.deal-facts .fact .fk{color:#5f7d9e;}
.row-main h3 a:hover, .deal h3 a:hover{color:var(--accent-deep);}
.empty{border:1px dashed var(--line-strong);border-radius:12px;background:#fbfdff;}
.about-facts{border-top:2px solid var(--accent-line);}