/* ============================================================
   Numfount Evidence — 数字之井披露证据库
   Design system: dark immersive · evidence-forensic · enterprise SaaS
   ============================================================ */

:root {
  /* surfaces — richer dark, not dead black */
  --bg:        #06080C;
  --bg-elev:   #0D1117;
  --bg-elev2:  #11161D;
  --paper:     #f1f2f4;   /* the single calm light band — cool off-white */
  --paper-2:   #fbfbfc;
  --ink:       #14181E;   /* text on paper */
  --ink-dim:   #5a626c;

  /* text on dark */
  --tx:        #F5F7FA;
  --tx-2:      #C9D1DA;
  --tx-3:      #8A93A0;
  --tx-4:      #5b6470;

  /* hairlines */
  --line:      rgba(255,255,255,0.07);
  --line-2:    rgba(255,255,255,0.045);

  /* surface fills (less glass — flatter, quieter material) */
  --glass:     rgba(255,255,255,0.022);
  --glass-2:   rgba(255,255,255,0.04);
  --glass-bd:  rgba(255,255,255,0.075);

  /* accent — quiet desaturated indigo, point-of-emphasis only */
  --acc:       #4B6FFF;
  --acc-bright:#7E97F5;
  --acc-soft:  rgba(75,111,255,0.10);
  --acc-line:  rgba(92,124,250,0.30);
  --acc-glow:  rgba(75,111,255,0.16);

  --font-cn:   "Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  --font-en:   "Space Grotesk","Helvetica Neue",Helvetica,Arial,system-ui,var(--font-cn);
  --font-mono: "IBM Plex Mono","SF Mono",ui-monospace,Menlo,Consolas,monospace;

  --maxw: 1200px;
  --ease: cubic-bezier(.2,.7,.2,1);
}

* { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior:smooth; }
body {
  font-family: var(--font-cn);
  background: var(--bg);
  color: var(--tx);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  line-height: 1.6;
  overflow-x: hidden;
}
::selection { background: var(--acc-soft); color:#fff; }
a { color: inherit; text-decoration: none; }
img { display:block; max-width:100%; }
button { font-family: inherit; cursor:pointer; border:none; background:none; color:inherit; }

.wrap { max-width: var(--maxw); margin:0 auto; padding:0 40px; }
.mono { font-family: var(--font-mono); }

/* ---------- eyebrow / section label ---------- */
.eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--acc-bright);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.eyebrow::before {
  content:""; width:22px; height:1px; background:var(--acc-line);
}
.eyebrow.center { justify-content:center; }

/* ============================================================
   NAV
   ============================================================ */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  height: 64px;
  display:flex; align-items:center;
  transition: background .4s var(--ease), border-color .4s var(--ease), backdrop-filter .4s;
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  background: rgba(6,8,12,0.78);
  backdrop-filter: blur(18px) saturate(120%);
  -webkit-backdrop-filter: blur(18px) saturate(120%);
  border-bottom: 1px solid var(--line);
}
.nav .wrap { display:flex; align-items:center; justify-content:space-between; width:100%; }
.brand { display:flex; align-items:center; gap:12px; }
.brand img { width:26px; height:26px; }
.brand-tx { display:flex; flex-direction:column; line-height:1.15; }
.brand-tx b {
  font-family: var(--font-cn); font-weight:700; font-size:15px;
  letter-spacing:.01em; color:#fff;
}
.brand-tx span {
  font-family: var(--font-en); font-weight:500; font-size:9.5px; color:#fff;
  letter-spacing:.14em; text-transform:uppercase; opacity:.65; white-space:nowrap;
}
.nav-links { display:flex; align-items:center; gap:34px; }
.nav-links a {
  font-size:14px; color:var(--tx-2); transition:color .2s; position:relative;
}
.nav-links a:hover { color:#fff; }
.nav-links a.cta-login {
  border:1px solid var(--glass-bd); padding:7px 16px; border-radius:999px;
  background: var(--glass); color:var(--tx); backdrop-filter: blur(8px);
  transition: background .2s, border-color .2s;
}
.nav-links a.cta-login:hover { background: var(--glass-2); border-color:rgba(255,255,255,.2); }

/* ============================================================
   buttons
   ============================================================ */
.btn {
  display:inline-flex; align-items:center; gap:9px;
  font-size:15px; font-weight:500; padding:13px 26px; border-radius:999px;
  transition: transform .25s var(--ease), background .25s, box-shadow .25s, border-color .25s;
  white-space:nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--acc); color:#fff; box-shadow: 0 6px 20px -10px var(--acc-glow); }
.btn-primary:hover { background: var(--acc-bright); box-shadow: 0 10px 26px -12px var(--acc-glow); }
.btn-ghost { background: var(--glass); color:var(--tx); border:1px solid var(--glass-bd); backdrop-filter: blur(10px); }
.btn-ghost:hover { background: var(--glass-2); border-color: rgba(255,255,255,.22); }
.btn-arrow { transition: transform .25s var(--ease); }
.btn:hover .btn-arrow { transform: translateX(3px); }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position:relative; padding: 188px 0 120px;
  overflow:hidden;
}
.hero-glow {
  position:absolute; pointer-events:none; z-index:0;
}
.hero-glow.g1 {
  width:820px; height:820px; left:-280px; top:-300px;
  background: radial-gradient(circle, var(--acc-glow) 0%, transparent 60%);
  opacity:.32; filter: blur(30px);
}
.hero-glow.g2 {
  width:560px; height:560px; right:-220px; top:120px;
  background: radial-gradient(circle, rgba(120,150,255,0.07) 0%, transparent 66%);
  opacity:.5;
}
.hero-watermark {
  position:absolute; right:-140px; top:50%; transform:translateY(-50%);
  width:720px; opacity:.014; z-index:0; pointer-events:none;
  filter: grayscale(1);
}
.hero .wrap { position:relative; z-index:2; display:grid; grid-template-columns: 1.05fr .95fr; gap:64px; align-items:center; }
.hero-copy { max-width:600px; }
.hero h1 {
  font-weight:700; font-size: clamp(40px, 4.6vw, 66px); line-height:1.12;
  letter-spacing:-0.01em; margin:26px 0 28px; color:#fff;
  text-wrap: balance;
}
.hero h1 .accent { color: var(--acc-bright); }
.hero-sub {
  font-size:17px; color:var(--tx-2); line-height:1.75; max-width:540px; margin-bottom:18px;
}
.hero-claim {
  display:flex; flex-wrap:wrap; gap:8px 10px; margin-bottom:36px;
}
.hero-claim span {
  font-family:var(--font-mono); font-size:12px; color:var(--tx-2);
  border:1px solid var(--line); padding:6px 12px; border-radius:999px;
  background: rgba(255,255,255,0.02); white-space:nowrap;
}
.hero-actions { display:flex; gap:14px; flex-wrap:wrap; }

/* ---- evidence-workbench panel (hero visual) ---- */
.dossier {
  position:relative;
  background: linear-gradient(180deg, #0f141b, var(--bg-elev));
  border:1px solid var(--line);
  border-radius:16px;
  padding:0;
  box-shadow: 0 30px 70px -34px rgba(0,0,0,.8);
  overflow:hidden;
}
.dossier-head {
  display:flex; align-items:center; justify-content:space-between;
  padding:16px 20px; margin-bottom:0; border-bottom:1px solid var(--line);
  background: rgba(255,255,255,0.015);
}
.dossier-head .dh-l { display:flex; align-items:center; gap:9px; }
.dossier-head .dh-dot { width:7px; height:7px; border-radius:50%; background:var(--acc); flex:none; }
.dossier-head .dh-title { font-size:13px; font-weight:500; color:var(--tx); letter-spacing:.01em; }
.dossier-head .dh-id { font-family:var(--font-mono); font-size:11px; color:var(--tx-3); }

/* structured rows */
.dwb { padding:8px 0; }
.dwb-row {
  display:grid; grid-template-columns: 88px 1fr; gap:14px; align-items:baseline;
  padding:12px 20px; border-bottom:1px solid var(--line-2);
  transition: background .25s var(--ease);
}
.dwb-row:last-child { border-bottom:none; }
.dwb-row:hover { background: rgba(255,255,255,0.018); }
.dwb-row .k {
  font-size:12px; color:var(--tx-3); font-weight:500; white-space:nowrap;
  display:flex; align-items:center; gap:7px;
}
.dwb-row .k::before {
  content:""; width:4px; height:4px; border-radius:1px; background:var(--acc-line); flex:none;
}
.dwb-row .v { font-size:13px; line-height:1.62; color:var(--tx-2); }
.dwb-row .v .em { color:var(--tx); }
.dwb-row.cite .v {
  font-family:var(--font-mono); font-size:11.5px; color:var(--tx-2);
  display:flex; flex-wrap:wrap; gap:6px;
}
.dwb-row.cite .v .tag {
  border:1px solid var(--line); border-radius:6px; padding:3px 8px; background:rgba(255,255,255,0.02);
  display:inline-flex; align-items:center; gap:6px; white-space:nowrap;
}
.dwb-row.cite .v .tag .pg { color:var(--acc-bright); }
.dossier-foot {
  margin-top:0; padding:13px 20px; border-top:1px solid var(--line);
  display:flex; align-items:center; gap:8px; background: rgba(255,255,255,0.015);
}
.chk { width:15px; height:15px; flex:none; }
.dossier-foot span { font-size:12px; color:var(--tx-2); }
.dossier-foot .mono { font-family:var(--font-mono); font-size:11px; color:var(--tx-3); margin-left:auto; }

/* ============================================================
   generic section
   ============================================================ */
.section { position:relative; padding: 120px 0; }
.section-head { max-width:680px; margin-bottom:56px; }
.section-head.center { margin:0 auto 60px; text-align:center; }
.section-head h2 {
  font-weight:700; font-size: clamp(30px, 3.4vw, 46px); line-height:1.18;
  letter-spacing:-0.01em; color:#fff; margin:18px 0 16px; text-wrap:balance;
}
.section-head p { font-size:16px; color:var(--tx-2); line-height:1.7; }

/* ---------- value cards ---------- */
.grid-3 { display:grid; grid-template-columns:repeat(3,1fr); gap:20px; }
.vcard {
  position:relative; background: var(--glass); border:1px solid var(--line);
  border-radius:18px; padding:30px 28px 32px;
  transition: transform .35s var(--ease), border-color .35s, background .35s;
  overflow:hidden;
}
.vcard:hover { transform: translateY(-5px); border-color: var(--glass-bd); background: var(--glass-2); }
.vcard .vnum {
  font-family:var(--font-mono); font-size:12px; color:var(--tx-3); letter-spacing:.1em;
}
.vcard .vicon { width:46px; height:46px; margin:18px 0 22px; color:var(--acc-bright); }
.vcard h3 { font-size:20px; font-weight:600; color:#fff; margin-bottom:12px; letter-spacing:-0.01em; }
.vcard p { font-size:14.5px; color:var(--tx-2); line-height:1.7; }
.vcard .vflow {
  margin-top:20px; display:flex; align-items:center; gap:8px; flex-wrap:wrap;
}
.vflow .node {
  font-family:var(--font-mono); font-size:11px; color:var(--tx); padding:5px 10px;
  border:1px solid var(--line); border-radius:7px; background:rgba(255,255,255,.02); white-space:nowrap;
}
.vflow .arr { color:var(--acc-bright); font-size:12px; }
.fmt { display:flex; gap:8px; margin-top:20px; }
.fmt span {
  font-family:var(--font-mono); font-size:11px; letter-spacing:.05em;
  border:1px solid var(--line); border-radius:7px; padding:6px 11px; color:var(--tx-2);
  background:rgba(255,255,255,.02);
}

/* ---------- sample dossier categories ---------- */
.scard {
  display:flex; flex-direction:column;
  background: var(--bg-elev);
  border:1px solid var(--line); border-radius:18px; overflow:hidden;
  transition: transform .35s var(--ease), border-color .35s;
}
.scard:hover { transform:translateY(-5px); border-color: var(--glass-bd); }
.scard-thumb {
  position:relative; height:172px;
  background:
    repeating-linear-gradient(135deg, rgba(255,255,255,.022) 0 11px, transparent 11px 22px),
    var(--bg-elev);
  border-bottom:1px solid var(--line);
  display:flex; align-items:center; justify-content:center; overflow:hidden;
}
.mini-doc {
  width:118px; background: var(--paper-2); border-radius:5px;
  padding:13px 12px; box-shadow:0 18px 40px -16px rgba(0,0,0,.8);
  transform: rotate(-4deg); transition: transform .4s var(--ease);
}
.scard:hover .mini-doc { transform: rotate(-2deg) translateY(-4px); }
.mini-doc .l { height:5px; border-radius:3px; background:#d7dade; margin-bottom:6px; }
.mini-doc .l.t { background:var(--ink); width:62%; height:6px; margin-bottom:9px; }
.mini-doc .l.a { background:var(--acc); width:40%; }
.mini-doc .l.s { width:88%; } .mini-doc .l.s2 { width:74%; } .mini-doc .l.s3 { width:80%; }
.scard-body { padding:24px 26px 28px; display:flex; flex-direction:column; flex:1; }
.scard-body .tag { font-family:var(--font-mono); font-size:11px; color:var(--acc-bright); letter-spacing:.08em; margin-bottom:12px; }
.scard-body h3 { font-size:19px; font-weight:600; color:#fff; margin-bottom:10px; letter-spacing:-0.01em; }
.scard-body p { font-size:14px; color:var(--tx-2); line-height:1.7; flex:1; }
.scard-body .meta {
  margin-top:18px; padding-top:16px; border-top:1px solid var(--line);
  display:flex; align-items:center; gap:8px; font-family:var(--font-mono); font-size:11px; color:var(--tx-3);
}
.scard-body .meta .go { margin-left:auto; color:var(--tx-2); display:inline-flex; gap:5px; align-items:center; transition:.2s; }
.scard:hover .meta .go { color:var(--acc-bright); }

/* ============================================================
   DOCUMENT PREVIEW — the bright band
   ============================================================ */
.docband { background: var(--paper); color: var(--ink); position:relative; }
.docband .eyebrow { color: var(--acc); }
.docband .eyebrow::before { background: rgba(75,111,255,.4); }
.docband .section-head h2 { color: var(--ink); }
.docband .section-head p { color: var(--ink-dim); }

.doc-shell {
  background: var(--paper-2); border:1px solid #e4e6e3; border-radius:16px;
  box-shadow: 0 50px 120px -50px rgba(11,13,16,.45), 0 4px 12px -4px rgba(0,0,0,.08);
  overflow:hidden;
}
.doc-bar {
  display:flex; align-items:center; gap:8px; padding:13px 18px;
  background:#eceeec; border-bottom:1px solid #e0e2df;
}
.doc-bar .dot { width:11px; height:11px; border-radius:50%; }
.doc-bar .dot.r{background:#e1726c;} .doc-bar .dot.y{background:#e3bd5a;} .doc-bar .dot.g{background:#73c08a;}
.doc-bar .doc-name { font-family:var(--font-mono); font-size:12px; color:#7a8089; margin-left:10px; }
.doc-bar .doc-actions { margin-left:auto; display:flex; gap:7px; }
.doc-bar .doc-actions span {
  font-family:var(--font-mono); font-size:11px; color:#5a6068; border:1px solid #d6d9d5;
  border-radius:6px; padding:4px 9px; background:#fff;
}

.doc-body { display:grid; grid-template-columns: 1fr 320px; }
.doc-main { padding: 44px 48px; border-right:1px solid #ededeb; }
.doc-meta-bar {
  display:flex; flex-wrap:wrap; align-items:center; gap:10px; margin-bottom:30px;
}
.badge {
  font-family:var(--font-mono); font-size:11px; letter-spacing:.04em; font-weight:500;
  padding:6px 11px; border-radius:7px; display:inline-flex; align-items:center; gap:6px;
}
.badge.warn { background:#fff3e6; color:#9a5a13; border:1px solid #f1d7b0; }
.badge.muted { background:#eef0ee; color:#5a6068; border:1px solid #dfe1de; }
.doc-title-zh { font-size:25px; font-weight:700; color:var(--ink); letter-spacing:-0.01em; margin-bottom:8px; }
.doc-subline { font-family:var(--font-mono); font-size:12px; color:#878d94; margin-bottom:34px; }

.qa-block { margin-bottom:30px; }
.qa-tag {
  font-family:var(--font-mono); font-size:11px; letter-spacing:.12em; text-transform:uppercase;
  color:#9aa0a6; margin-bottom:10px; display:flex; align-items:center; gap:9px;
}
.qa-tag .k {
  width:22px; height:22px; border-radius:6px; display:grid; place-items:center;
  font-size:11px; color:#fff; background:var(--ink); flex:none; font-weight:600;
}
.qa-tag.q .k{ background:var(--ink); }
.qa-tag.a .k{ background:var(--acc); }
.qa-text { font-size:15.5px; line-height:1.85; color:#23272c; }
.qa-text .cref {
  background:linear-gradient(transparent 62%, var(--acc-soft) 0);
  border-bottom:1.5px solid var(--acc-line); cursor:pointer; padding:0 1px;
  transition: background .2s, color .2s; font-weight:500;
}
.qa-text .cref:hover, .qa-text .cref.active { background: var(--acc); color:#fff; border-color:var(--acc); border-radius:3px; }
.qa-text .cref sup { font-family:var(--font-mono); font-size:10px; margin-left:1px; }

/* evidence sidebar */
.doc-side { padding: 36px 28px; background:#fafbfa; }
.doc-side h4 {
  font-family:var(--font-mono); font-size:11px; letter-spacing:.14em; text-transform:uppercase;
  color:#8a9097; margin-bottom:18px;
}
.src {
  border:1px solid #e6e8e5; border-radius:11px; padding:14px 15px; margin-bottom:12px;
  background:#fff; transition: border-color .25s, box-shadow .25s, transform .25s;
}
.src.active { border-color: var(--acc-line); box-shadow: 0 10px 26px -12px var(--acc-glow); transform: translateX(-3px); }
.src .src-id { display:flex; align-items:center; gap:8px; margin-bottom:9px; }
.src .src-id .n {
  width:20px; height:20px; border-radius:6px; background:var(--acc-soft); color:var(--acc);
  font-family:var(--font-mono); font-size:11px; font-weight:600; display:grid; place-items:center; flex:none;
}
.src .src-id .badge-sm { font-family:var(--font-mono); font-size:10px; color:#9aa0a6; margin-left:auto; }
.src .src-doc { font-size:13px; color:var(--ink); font-weight:500; line-height:1.5; margin-bottom:7px; }
.src .src-pos { font-family:var(--font-mono); font-size:11px; color:#878d94; display:flex; align-items:center; gap:6px; }
.src .src-pos .pg { background:#eef0ee; border-radius:5px; padding:2px 7px; color:#5a6068; }
.doc-side .verify {
  margin-top:18px; display:flex; align-items:center; gap:8px;
  font-size:12px; color:#5a6068; padding-top:16px; border-top:1px solid #e6e8e5;
}
.doc-side .verify svg { color:#4a9e6a; flex:none; }
.doc-note {
  margin-top:22px; text-align:center; font-size:13px; color:var(--ink-dim);
}

/* ============================================================
   APPLY FORM
   ============================================================ */
.apply { position:relative; }
.apply .wrap { display:grid; grid-template-columns: .9fr 1.1fr; gap:64px; align-items:start; }
.apply-aside { position:sticky; top:120px; }
.apply-aside h2 {
  font-weight:700; font-size: clamp(28px,3.2vw,42px); line-height:1.2; color:#fff;
  margin:18px 0 18px; letter-spacing:-0.01em; text-wrap:balance;
}
.apply-aside p { font-size:15.5px; color:var(--tx-2); line-height:1.75; margin-bottom:28px; }

/* flow card (homepage apply CTA) */
.flow-card {
  display:flex; flex-direction:column; gap:2px;
  background: var(--bg-elev2); border:1px solid var(--line); border-radius:18px;
  padding:10px; overflow:hidden;
}
.flow-step {
  display:grid; grid-template-columns: 44px 1fr; gap:16px; align-items:center;
  padding:20px 20px; border-radius:12px; transition: background .25s var(--ease); position:relative;
}
.flow-step:not(:last-child)::after {
  content:""; position:absolute; left:31px; bottom:-1px; top:auto; height:1px; width:auto; right:20px;
  background:var(--line-2);
}
.flow-step:hover { background: rgba(255,255,255,.015); }
.flow-step .fn {
  font-family:var(--font-mono); font-size:14px; color:var(--acc-bright);
  width:36px; height:36px; border-radius:9px; display:grid; place-items:center;
  background:var(--acc-soft); border:1px solid var(--acc-line); flex:none;
}
.flow-step .ft b { display:block; font-size:15px; color:var(--tx); font-weight:500; margin-bottom:3px; }
.flow-step .ft span { font-size:13px; color:var(--tx-3); line-height:1.5; }

/* ============================================================
   PRICING
   ============================================================ */
.pricing { border-top:1px solid var(--line-2); }
.pcard {
  position:relative; display:flex; flex-direction:column;
  background: var(--bg-elev); border:1px solid var(--line);
  border-radius:18px; padding:32px 30px 30px;
  transition: transform .35s var(--ease), border-color .35s, background .35s;
}
.pcard:hover { transform: translateY(-5px); border-color: var(--glass-bd); }
.pcard.featured {
  background: linear-gradient(180deg, rgba(75,111,255,0.06), var(--bg-elev2));
  border-color: var(--acc-line);
}
.pc-flag {
  position:absolute; top:-1px; right:24px; transform:translateY(-50%);
  font-family:var(--font-mono); font-size:10.5px; letter-spacing:.1em; text-transform:uppercase;
  color:#fff; background:var(--acc); border-radius:6px; padding:4px 10px;
}
.pc-tier { font-size:14px; color:var(--tx-2); font-weight:500; letter-spacing:.02em; margin-bottom:14px; }
.pc-price { display:flex; align-items:baseline; gap:9px; margin-bottom:16px; }
.pc-price .amt { font-size:26px; font-weight:700; color:#fff; letter-spacing:-0.01em; }
.pc-price .per { font-size:12.5px; color:var(--tx-3); }
.pc-desc { font-size:13.5px; color:var(--tx-2); line-height:1.65; margin-bottom:22px; min-height:44px; }
.pc-list { list-style:none; display:flex; flex-direction:column; gap:11px; margin-bottom:26px; flex:1; }
.pc-list li {
  font-size:13.5px; color:var(--tx-2); line-height:1.5; display:flex; align-items:flex-start; gap:10px;
}
.pc-list li::before {
  content:""; width:15px; height:15px; flex:none; margin-top:2px; border-radius:50%;
  background:var(--acc-soft);
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='15' height='15' viewBox='0 0 16 16'%3E%3Cpath d='M4 8.2l2.6 2.6L12 5.2' stroke='%237E97F5' stroke-width='1.6' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
}
.pc-btn { width:100%; justify-content:center; }
.pricing-note { text-align:center; font-size:12.5px; color:var(--tx-4); margin-top:34px; line-height:1.6; }

.apply-steps { display:flex; flex-direction:column; gap:16px; }
.astep { display:flex; gap:14px; align-items:flex-start; }
.astep .sn {
  font-family:var(--font-mono); font-size:12px; color:var(--acc-bright);
  border:1px solid var(--acc-line); border-radius:8px; width:30px; height:30px;
  display:grid; place-items:center; flex:none; background:var(--acc-soft);
}
.astep div b { display:block; font-size:14.5px; color:var(--tx); font-weight:500; margin-bottom:2px; }
.astep div span { font-size:13px; color:var(--tx-3); }

.form-card {
  background: var(--bg-elev2);
  border:1px solid var(--line); border-radius:18px; padding:36px 36px 32px;
}
.form-row { display:grid; grid-template-columns:1fr 1fr; gap:16px; }
.field { margin-bottom:20px; }
.field.full { grid-column:1/-1; }
.field label { display:block; font-size:13px; color:var(--tx-2); margin-bottom:9px; }
.field label .req { color:var(--acc-bright); margin-left:3px; }
.field input, .field textarea, .field select {
  width:100%; background: rgba(255,255,255,.03); border:1px solid var(--line);
  border-radius:11px; padding:13px 15px; color:#fff; font-size:14.5px; font-family:var(--font-cn);
  transition: border-color .2s, background .2s, box-shadow .2s;
}
.field input::placeholder, .field textarea::placeholder { color:var(--tx-4); }
.field input:focus, .field textarea:focus, .field select:focus {
  outline:none; border-color:var(--acc-line); background:var(--acc-soft);
  box-shadow: 0 0 0 3px var(--acc-soft);
}
.field textarea { resize:vertical; min-height:96px; line-height:1.6; }
.field select { appearance:none; cursor:pointer;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M2 4l4 4 4-4' stroke='%23888' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat:no-repeat; background-position:right 15px center; }
.field select option { background:var(--bg-elev2); color:#fff; }
.field .err { font-size:12px; color:#e1726c; margin-top:7px; display:none; }
.field.invalid input, .field.invalid textarea { border-color:#e1726c; }
.field.invalid .err { display:block; }
.form-foot { display:flex; align-items:center; justify-content:space-between; gap:16px; margin-top:6px; }
.form-foot .note { font-size:12px; color:var(--tx-3); line-height:1.5; max-width:240px; }
.form-card .btn-primary { width:auto; }
/* success state */
.form-success { display:none; text-align:center; padding:30px 10px; }
.form-success.show { display:block; animation: fade .5s var(--ease); }
.form-success .ok {
  width:60px; height:60px; margin:0 auto 22px; border-radius:50%;
  background:var(--acc-soft); border:1px solid var(--acc-line); display:grid; place-items:center; color:var(--acc-bright);
}
.form-success h3 { font-size:22px; color:#fff; margin-bottom:10px; }
.form-success p { font-size:14.5px; color:var(--tx-2); line-height:1.7; }
.form-success .ticket { font-family:var(--font-mono); font-size:12px; color:var(--acc-bright); margin-top:16px; }

/* ============================================================
   COMPLIANCE
   ============================================================ */
.compliance { border-top:1px solid var(--line); background:#080A0E; }
.comp-grid { display:grid; grid-template-columns: .8fr 1.2fr; gap:60px; align-items:start; }
.comp-grid h2 { font-size: clamp(26px,3vw,38px); font-weight:700; color:#fff; line-height:1.25; letter-spacing:-0.01em; }
.comp-list { display:grid; grid-template-columns:1fr 1fr; gap:14px; }
.comp-item {
  border:1px solid var(--line); border-radius:14px; padding:22px 22px;
  background: var(--glass); display:flex; gap:14px; align-items:flex-start;
}
.comp-item .ci {
  width:34px; height:34px; flex:none; border-radius:9px; display:grid; place-items:center;
  background: rgba(255,255,255,.04); border:1px solid var(--line); color:var(--tx-2);
}
.comp-item p { font-size:14px; color:var(--tx-2); line-height:1.65; }
.comp-item p b { color:#fff; font-weight:500; display:block; margin-bottom:3px; font-size:14.5px; }

/* ============================================================
   FOOTER
   ============================================================ */
.footer { background: var(--bg); border-top:1px solid var(--line); padding:72px 0 40px; }
.foot-top { display:grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap:40px; padding-bottom:48px; border-bottom:1px solid var(--line); }
.foot-brand .brand { margin-bottom:18px; }
.foot-brand p { font-size:13.5px; color:var(--tx-3); line-height:1.7; max-width:300px; }
.foot-col h5 { font-size:13px; color:var(--tx); margin-bottom:18px; font-weight:500; }
.foot-col a { display:block; font-size:13.5px; color:var(--tx-3); margin-bottom:13px; transition:color .2s; }
.foot-col a:hover { color:var(--tx); }
.foot-bottom { padding-top:30px; display:flex; align-items:center; justify-content:space-between; gap:20px; flex-wrap:wrap; }
.foot-bottom .copy { font-size:12.5px; color:var(--tx-4); line-height:1.8; }
.foot-bottom .links { display:flex; gap:22px; }
.foot-bottom .links a { font-size:12.5px; color:var(--tx-3); }
.foot-bottom .links a:hover { color:var(--tx); }
.filing-links {
  margin-top:16px; display:flex; align-items:center; flex-wrap:wrap; gap:10px 18px;
  font-size:12px; color:var(--tx-4);
}
.filing-links span { display:inline-flex; align-items:center; gap:6px; line-height:1.6; }
.beian-icon { width:18px; height:20px; object-fit:contain; flex:none; }
.foot-disc {
  margin-top:22px; font-size:11.5px; color:var(--tx-4); line-height:1.7; max-width:760px;
}

/* ============================================================
   scroll reveal
   ============================================================ */
.reveal { opacity:0; transform: translateY(26px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in { opacity:1; transform:none; }
.reveal.d1{transition-delay:.08s;} .reveal.d2{transition-delay:.16s;} .reveal.d3{transition-delay:.24s;}

@media (prefers-reduced-motion: reduce){
  .reveal{opacity:1; transform:none; transition:none;}
  html{scroll-behavior:auto;}
}

/* ============================================================
   LIGHT SEARCH MODULE
   ============================================================ */
.search { position:relative; padding: 96px 0; border-top:1px solid var(--line-2); }
.search .wrap { max-width: 920px; }
.search-head { text-align:center; margin-bottom:30px; }
.search-head h2 {
  font-weight:700; font-size: clamp(26px,2.8vw,38px); line-height:1.2;
  color:#fff; letter-spacing:-0.01em; margin-bottom:14px;
}
.search-head p { font-size:14.5px; color:var(--tx-3); line-height:1.7; max-width:620px; margin:0 auto; }
.search-bar {
  display:flex; align-items:center; gap:12px;
  background: var(--bg-elev2); border:1px solid var(--line);
  border-radius:14px; padding:6px 6px 6px 18px; max-width:720px; margin:0 auto 14px;
  transition: border-color .25s, box-shadow .25s;
}
.search-bar:focus-within { border-color: var(--acc-line); box-shadow: 0 0 0 3px var(--acc-soft); }
.search-bar svg { color:var(--tx-3); flex:none; }
.search-bar input {
  flex:1; background:none; border:none; outline:none; color:#fff;
  font-size:15px; font-family:var(--font-cn); padding:12px 0;
}
.search-bar input::placeholder { color:var(--tx-4); }
.search-bar .btn { padding:11px 22px; font-size:14px; }
.search-chips { display:flex; flex-wrap:wrap; gap:8px; justify-content:center; margin-bottom:8px; }
.search-chips span {
  font-size:12.5px; color:var(--tx-3); border:1px solid var(--line);
  border-radius:999px; padding:6px 14px; cursor:pointer; transition:.2s; background:rgba(255,255,255,.012);
}
.search-chips span:hover { color:var(--tx); border-color:var(--glass-bd); }
.search-note { text-align:center; font-size:12px; color:var(--tx-4); margin-top:4px; }

.search-results { margin-top:34px; display:grid; gap:12px; }
.sres {
  display:grid; grid-template-columns: auto 1fr auto; gap:18px; align-items:center;
  background: var(--bg-elev); border:1px solid var(--line);
  border-radius:14px; padding:20px 22px; transition: border-color .25s, transform .25s, background .25s;
}
.sres:hover { border-color: var(--glass-bd); transform: translateX(3px); }
.sres-state {
  font-family:var(--font-mono); font-size:10.5px; letter-spacing:.06em;
  padding:6px 10px; border-radius:7px; white-space:nowrap; align-self:flex-start; margin-top:3px;
}
.sres-state.ok    { background:var(--acc-soft); color:var(--acc-bright); border:1px solid var(--acc-line); }
.sres-state.apply { background:rgba(255,255,255,.04); color:var(--tx-2); border:1px solid var(--line); }
.sres-state.none  { background:rgba(255,255,255,.02); color:var(--tx-3); border:1px solid var(--line); }
.sres-main b { display:block; font-size:15px; color:#fff; font-weight:500; margin-bottom:5px; letter-spacing:-0.005em; }
.sres-main span { font-size:13px; color:var(--tx-3); line-height:1.55; }
.sres-act {
  font-size:13px; color:var(--tx-2); display:inline-flex; align-items:center; gap:6px;
  white-space:nowrap; border:1px solid var(--line); border-radius:999px; padding:9px 16px;
  transition:.2s; background:rgba(255,255,255,.012);
}
.sres-act:hover { color:#fff; border-color:var(--acc-line); }
.sres-act.primary { color:var(--acc-bright); border-color:var(--acc-line); background:var(--acc-soft); }

/* ============================================================
   VALUE — 1 main + 2 sub
   ============================================================ */
.grid-feature { display:grid; grid-template-columns: 1.1fr .9fr; gap:18px; }
.grid-feature .col-sub { display:grid; gap:18px; }
.vcard.main { padding:38px 38px 34px; display:flex; flex-direction:column; }
.vcard.main h3 { font-size:24px; margin-bottom:14px; }
.vcard.main > p { font-size:15px; max-width:440px; }
.vcard.sub { display:flex; flex-direction:column; }
.vcard.sub h3 { font-size:18px; }
.vcard.sub p { font-size:13.5px; }

/* big QRE structure diagram inside main value card */
.qre {
  margin-top:auto; padding-top:30px; display:flex; flex-direction:column; gap:10px;
}
.qre-step {
  display:grid; grid-template-columns: 64px 1fr auto; gap:16px; align-items:center;
  border:1px solid var(--line); border-radius:12px; padding:14px 16px;
  background: rgba(255,255,255,.015); transition: border-color .3s, background .3s;
}
.vcard.main:hover .qre-step { border-color: var(--line); }
.qre-step .lab {
  font-family:var(--font-mono); font-size:11px; letter-spacing:.1em; color:var(--tx-3);
  text-transform:uppercase;
}
.qre-step .txt { font-size:13.5px; color:var(--tx-2); line-height:1.5; }
.qre-step .num {
  font-family:var(--font-mono); font-size:12px; color:var(--acc-bright);
  width:26px; height:26px; border-radius:7px; display:grid; place-items:center;
  background:var(--acc-soft); border:1px solid var(--acc-line);
}
.qre-step.q .lab { color:var(--tx-2); }
.qre-connect { display:flex; justify-content:center; color:var(--tx-4); font-size:13px; line-height:0; }

/* sub card chips */
.subchips { margin-top:auto; padding-top:20px; display:flex; flex-wrap:wrap; gap:7px; }
.subchips span {
  font-family:var(--font-mono); font-size:11px; color:var(--tx-2);
  border:1px solid var(--line); border-radius:7px; padding:6px 10px;
  background:rgba(255,255,255,.015); display:inline-flex; align-items:center; gap:6px; white-space:nowrap;
}
.subchips span .dt { width:4px; height:4px; border-radius:50%; background:var(--acc); flex:none; }

/* ============================================================
   SAMPLE CARD — deliverable spec rows
   ============================================================ */
.scard.feature { grid-column: span 1; }
.scard-cover {
  position:relative; height:184px; overflow:hidden; border-bottom:1px solid var(--line);
  background:
    radial-gradient(120% 80% at 80% -10%, rgba(75,111,255,0.07), transparent 60%),
    var(--bg-elev2);
  display:flex; align-items:flex-end; justify-content:center; padding:26px 26px 0;
}
.cover-doc {
  width:74%; background:var(--paper-2); border-radius:8px 8px 0 0;
  padding:18px 18px 22px; box-shadow:0 -2px 40px -10px rgba(0,0,0,.6);
  transform: translateY(8px); transition: transform .4s var(--ease);
}
.scard:hover .cover-doc { transform: translateY(2px); }
.cover-doc .cd-h { display:flex; align-items:center; gap:6px; margin-bottom:12px; }
.cover-doc .cd-h .cd-tag { font-family:var(--font-mono); font-size:8px; letter-spacing:.08em; color:#fff; background:var(--ink); padding:3px 6px; border-radius:4px; }
.cover-doc .cd-h .cd-tag.a { background:var(--acc); }
.cover-doc .l { height:5px; border-radius:3px; background:#dfe2e6; margin-bottom:6px; }
.cover-doc .l.t { background:#2a2f37; width:58%; height:7px; margin-bottom:11px; }
.cover-doc .l.s { width:92%; } .cover-doc .l.s2 { width:78%; } .cover-doc .l.s3 { width:85%; }
.cover-doc .l.a { background:var(--acc); width:34%; }
.cover-doc .cd-cite { display:flex; gap:5px; margin-top:11px; }
.cover-doc .cd-cite i {
  font-style:normal; font-family:var(--font-mono); font-size:7.5px; color:#5a626c;
  border:1px solid #e0e3e7; border-radius:4px; padding:2px 5px; background:#f6f7f9;
}
.scard-spec { padding:0 26px 26px; display:flex; flex-direction:column; }
.scard-spec .tag { font-family:var(--font-mono); font-size:11px; color:var(--acc-bright); letter-spacing:.06em; margin:22px 0 12px; }
.scard-spec h3 { font-size:19px; font-weight:600; color:#fff; margin-bottom:18px; letter-spacing:-0.01em; }
.spec-row { display:grid; grid-template-columns: 60px 1fr; gap:12px; padding:9px 0; border-top:1px solid var(--line-2); }
.spec-row .sk { font-size:12px; color:var(--tx-3); white-space:nowrap; }
.spec-row .sv { font-size:12.5px; color:var(--tx-2); line-height:1.55; }
.spec-row .sv.fmt-row { display:flex; flex-wrap:wrap; gap:6px; }
.spec-row .sv.fmt-row em {
  font-style:normal; font-family:var(--font-mono); font-size:10.5px; color:var(--tx-2);
  border:1px solid var(--line); border-radius:5px; padding:3px 7px; background:rgba(255,255,255,.02);
}
.scard-spec .go {
  margin-top:18px; font-size:13px; color:var(--tx-2); display:inline-flex; align-items:center; gap:6px; transition:.2s;
}
.scard:hover .scard-spec .go { color:var(--acc-bright); }


@media (max-width: 1080px){
  .hero .wrap { grid-template-columns:1fr; gap:48px; }
  .hero { padding-top:150px; }
  .apply .wrap { grid-template-columns:1fr; gap:44px; }
  .apply-aside{position:static;}
  .comp-grid{grid-template-columns:1fr; gap:34px;}
  .grid-feature{grid-template-columns:1fr;}
}
@media (max-width: 860px){
  .nav-links a:not(.cta-login){display:none;}
  .grid-3{grid-template-columns:1fr;}
  .doc-body{grid-template-columns:1fr;}
  .doc-main{border-right:none; border-bottom:1px solid #ededeb;}
  .comp-list{grid-template-columns:1fr;}
  .foot-top{grid-template-columns:1fr 1fr; gap:32px;}
  .form-row{grid-template-columns:1fr;}
  .wrap{padding:0 24px;}
  .sres{grid-template-columns:auto 1fr; }
  .sres-act{grid-column:2; justify-self:start; }
  .search-bar{flex-wrap:wrap;}
}