/* =========================================================
   AIIP 官网样式 —— 参照甲方 Demo（霓虹暗底 + 毛玻璃 + 科技蓝）
   ========================================================= */
:root{
  --navy:#0E2230; --navy-deep:#06141D;
  --neon-bg:#151025; --neon-bg-deep:#0D0A18;
  --neon-pink:#F05080; --neon-cyan:#2DD4BF; --neon-purple:#8B5CF6; --neon-lime:#10B981;
  --blue:#2C6FB5; --accent:#2F6FED; --accent2:#0E8B66; --coral:#1AA179;
  --ink:#16233F; --muted:#5B6B80; --line:#E4ECF3;
  --line-glass:rgba(255,255,255,.14);
  --bg:#FFFFFF; --bg-soft:#F1F5FA; --card:#FFFFFF;
  --card-glass:rgba(255,255,255,.78);
  --radius:16px; --radius-lg:18px;
  --shadow:0 6px 22px rgba(14,34,48,.06);
  --shadow-h:0 16px 44px rgba(14,34,48,.14);
  --shadow-3d:0 20px 50px rgba(14,34,48,.12), 0 8px 24px rgba(47,111,237,.08);
  --shadow-icon:0 8px 24px rgba(59,130,246,.22), inset 0 1px 0 rgba(255,255,255,.35);
  --glass:rgba(255,255,255,.07); --glass-h:rgba(255,255,255,.12);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  color:var(--ink);background:var(--bg);line-height:1.7;-webkit-font-smoothing:antialiased;padding-bottom:0}
a{color:inherit;text-decoration:none}
.wrap{max-width:1180px;margin:0 auto;padding:0 24px}
.eyebrow{display:inline-block;font-size:13px;letter-spacing:2px;color:var(--accent);font-weight:700;text-transform:uppercase;margin-bottom:12px}
h2.title{font-size:30px;color:var(--navy);font-weight:800;letter-spacing:.5px;margin-bottom:14px;position:relative}
h2.title span{color:var(--accent)}
h2.title::after{content:"";display:block;width:46px;height:4px;background:var(--accent);border-radius:3px;margin-top:14px}
.lead{color:var(--muted);font-size:16px;max-width:820px;margin-bottom:36px}
section{padding:84px 0;background:var(--bg)}
.s-light{background:var(--bg)}
.s-soft{position:relative;background:
  radial-gradient(600px 300px at 10% 10%,rgba(59,130,246,.08),transparent 55%),
  radial-gradient(500px 260px at 90% 20%,rgba(16,185,129,.06),transparent 55%),
  radial-gradient(400px 200px at 80% 90%,rgba(236,72,153,.06),transparent 55%),
  radial-gradient(450px 220px at 20% 95%,rgba(139,92,246,.05),transparent 55%),var(--bg-soft)}
.s-dark{background:
  radial-gradient(700px 320px at 12% 20%,rgba(139,92,246,.14),transparent 55%),
  radial-gradient(600px 260px at 92% 80%,rgba(45,212,191,.12),transparent 55%),
  linear-gradient(160deg,var(--neon-bg-deep),var(--neon-bg));color:#CFE0EA}
.s-dark h2.title{color:#fff}
.s-dark h2.title::after{background:linear-gradient(90deg,var(--accent2),var(--neon-cyan))}
.s-dark .lead{color:#A9C2D6}
.s-dark .tstep .dot{background:linear-gradient(135deg,var(--accent),var(--neon-cyan));box-shadow:0 4px 16px rgba(45,212,191,.35)}

/* ---------- Header ---------- */
header{position:sticky;top:0;z-index:50;background:linear-gradient(135deg,var(--neon-bg) 0%,#0F1D2B 100%);
  border-bottom:1px solid var(--line-glass);box-shadow:0 4px 24px rgba(15,16,37,.45)}
.nav{display:flex;align-items:center;justify-content:space-between;height:66px;gap:18px}
.brand{display:flex;align-items:center;gap:11px;font-weight:800;color:#fff;font-size:17px;white-space:nowrap}
.logo-wrap{width:42px;height:42px;border-radius:10px;background:linear-gradient(135deg,#fff,#E8F1FF);overflow:hidden;
  display:flex;align-items:center;justify-content:center;padding:3px;box-shadow:0 2px 12px rgba(45,212,191,.22);transition:.25s;flex:none}
.logo-img{width:100%;height:100%;object-fit:contain;display:block}
.logo-wrap svg{width:100%;height:100%}
.brand:hover .logo-wrap{transform:scale(1.04)}
.brand .en{color:#6FE0C4;font-size:12.5px;font-weight:700;letter-spacing:.5px}
.menu{display:flex;align-items:center;gap:2px;font-size:14.5px;font-weight:600;color:#CFE0EA;height:100%}
.nav-item{position:relative;height:100%;display:flex;align-items:center}
.nav-item > a{display:flex;align-items:center;gap:7px;padding:0 15px;height:100%;color:#CFE0EA;font-weight:600;transition:.2s;white-space:nowrap}
.nav-item > a::after{content:"";width:6px;height:6px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;
  transform:rotate(45deg) translateY(-2px);opacity:.55;transition:.2s}
.nav-item.no-arrow > a::after{display:none}
.nav-item:hover > a,.nav-item.active > a{color:#6FE0C4}
.nav-item:hover > a::after{transform:rotate(225deg) translateY(-2px);opacity:1}
.dropdown{position:absolute;top:100%;left:0;min-width:238px;background:rgba(18,17,37,.92);backdrop-filter:blur(20px);
  -webkit-backdrop-filter:blur(20px);border:1px solid var(--line-glass);border-radius:14px;box-shadow:0 18px 46px rgba(15,16,37,.5);
  padding:8px;opacity:0;visibility:hidden;transform:translateY(10px);transition:.22s;z-index:60}
.nav-item:hover .dropdown{opacity:1;visibility:visible;transform:translateY(0)}
.dropdown a{display:block;padding:11px 14px;border-radius:10px;color:#EAF5FF;font-size:14px;transition:.15s}
.dropdown a:hover{background:var(--glass-h)}
.dropdown a b{display:block;font-weight:700;color:#fff;font-size:14.5px}
.dropdown a span{display:block;font-size:12px;color:#9FB3C8;margin-top:2px}
.nav-actions{display:flex;align-items:center;gap:10px;flex:none}
.nav-cta{background:linear-gradient(135deg,var(--accent),#4F8CFF);color:#fff;padding:9px 18px;border-radius:30px;
  font-size:14px;font-weight:700;white-space:nowrap;box-shadow:0 4px 16px rgba(47,111,237,.35);transition:.25s}
.nav-cta:hover{background:linear-gradient(135deg,var(--accent2),#14B8A6);box-shadow:0 6px 20px rgba(16,185,129,.35)}
.nav-link-btn{color:#CFE0EA;font-size:14px;font-weight:600;white-space:nowrap}
.nav-link-btn:hover{color:#6FE0C4}
.user-chip{display:flex;align-items:center;gap:8px;color:#fff;font-size:13.5px;font-weight:600;white-space:nowrap}
.user-chip .av{width:30px;height:30px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--neon-purple));
  display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:800;box-shadow:0 2px 10px rgba(47,111,237,.3)}
.burger{display:none;flex-direction:column;gap:5px;cursor:pointer}
.burger span{width:24px;height:2.5px;background:#fff;border-radius:2px}
@media(max-width:1080px){
  .nav{height:60px}
  .menu{position:absolute;top:60px;left:16px;right:16px;background:rgba(255,255,255,.96);backdrop-filter:blur(20px);
    flex-direction:column;align-items:stretch;gap:0;padding:10px 8px 18px;box-shadow:var(--shadow-3d);display:none;
    border:1px solid rgba(47,111,237,.12);border-radius:18px}
  .menu.open{display:flex}
  .nav-item{height:auto;flex-direction:column;align-items:stretch}
  .nav-item > a{height:auto;padding:13px 22px;justify-content:space-between;font-size:15px;color:var(--ink);border-radius:12px;margin:0 6px}
  .dropdown{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:none;padding:0 0 8px;background:transparent;min-width:auto}
  .dropdown a{padding:10px 24px 10px 48px;color:var(--muted)}
  .dropdown a b{color:var(--ink)}
  .burger{display:flex}
  .nav-cta,.nav-link-btn{display:none}
}

/* ---------- Hero ---------- */
.hero{background:
  radial-gradient(900px 480px at 18% 12%,rgba(245,80,128,.18),transparent 55%),
  radial-gradient(800px 420px at 88% -8%,rgba(45,212,191,.16),transparent 55%),
  radial-gradient(1100px 560px at 78% 60%,rgba(47,111,237,.22),transparent 58%),
  linear-gradient(160deg,var(--neon-bg-deep),var(--neon-bg) 55%,var(--navy));color:#fff;padding:96px 0 72px}
.hero h1{font-size:46px;line-height:1.25;font-weight:800;letter-spacing:1px;max-width:900px}
.hero h1 .hl{color:#6FE0C4;text-shadow:0 0 26px rgba(45,212,191,.35)}
.hero .sub{font-size:18px;color:#C9DCEC;margin:18px 0 8px;font-weight:500}
.hero .tag{display:inline-flex;gap:10px;flex-wrap:wrap;margin-top:14px}
.hero .tag b{background:var(--glass);border:1px solid var(--line-glass);backdrop-filter:blur(8px);padding:6px 14px;border-radius:30px;font-size:13.5px;font-weight:600}
.hero-cta{margin-top:34px;display:flex;gap:16px;flex-wrap:wrap}
.btn{display:inline-block;padding:13px 28px;border-radius:30px;font-weight:700;font-size:15px;transition:.25s;border:0;cursor:pointer}
.btn-primary{background:linear-gradient(135deg,var(--accent),#4F8CFF);color:#fff;box-shadow:0 6px 22px rgba(47,111,237,.4)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 34px rgba(47,111,237,.55),0 0 26px rgba(45,212,191,.2)}
.btn-ghost{border:1.5px solid rgba(255,255,255,.55);color:#fff}
.btn-ghost:hover{background:var(--glass-h);border-color:rgba(255,255,255,.75)}
.btn-outline{border:1.5px solid rgba(47,111,237,.35);color:var(--accent);background:#fff}
.btn-outline:hover{background:linear-gradient(135deg,var(--accent),#4F8CFF);color:#fff;border-color:transparent}
.btn-sm{padding:8px 18px;font-size:13.5px}
.btn:disabled{opacity:.55;cursor:not-allowed;transform:none}

.kpi{background:var(--card-glass);border:1px solid rgba(47,111,237,.12);border-radius:var(--radius-lg);
  box-shadow:var(--shadow), inset 0 1px 0 rgba(255,255,255,.55);margin-top:46px;display:grid;grid-template-columns:repeat(4,1fr);
  overflow:hidden;backdrop-filter:blur(14px)}
.kpi div{padding:24px 22px;border-right:1px solid var(--line);transition:.25s}
.kpi div:hover{background:rgba(47,111,237,.04)}
.kpi div:last-child{border-right:none}
.kpi .num{font-size:34px;font-weight:800;background:linear-gradient(135deg,var(--accent),var(--neon-cyan));
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;line-height:1}
.kpi .lab{font-size:13.5px;color:var(--muted);margin-top:8px}

/* ---------- Cards ---------- */
.grid{display:grid;gap:22px}
.g3{grid-template-columns:repeat(3,1fr)}
.g2{grid-template-columns:repeat(2,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.card{position:relative;background:var(--card-glass);border:1px solid rgba(47,111,237,.12);border-radius:var(--radius-lg);
  padding:28px;box-shadow:var(--shadow), inset 0 1px 0 rgba(255,255,255,.55);transition:.35s cubic-bezier(.25,.46,.45,.94);
  backdrop-filter:blur(14px);overflow:hidden}
.card:hover{transform:translateY(-7px);box-shadow:var(--shadow-3d)}
.card .ico{position:relative;z-index:2;width:50px;height:50px;border-radius:14px;
  background:linear-gradient(135deg,rgba(59,130,246,.22),rgba(96,165,250,.16));border:1px solid rgba(255,255,255,.55);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:20px;font-weight:800;margin-bottom:18px;box-shadow:var(--shadow-icon);
  text-shadow:0 1px 3px rgba(0,0,0,.35);transition:.35s}
.card:hover .ico{transform:scale(1.08) translateY(-2px)}
.card:nth-child(5n+1) .ico{background:linear-gradient(135deg,rgba(59,130,246,.24),rgba(96,165,250,.18));box-shadow:0 8px 24px rgba(59,130,246,.25)}
.card:nth-child(5n+2) .ico{background:linear-gradient(135deg,rgba(16,185,129,.24),rgba(74,222,128,.18));box-shadow:0 8px 24px rgba(16,185,129,.25)}
.card:nth-child(5n+3) .ico{background:linear-gradient(135deg,rgba(236,72,153,.24),rgba(251,113,133,.18));box-shadow:0 8px 24px rgba(236,72,153,.22)}
.card:nth-child(5n+4) .ico{background:linear-gradient(135deg,rgba(139,92,246,.24),rgba(167,139,250,.18));box-shadow:0 8px 24px rgba(139,92,246,.22)}
.card:nth-child(5n+5) .ico{background:linear-gradient(135deg,rgba(14,165,233,.24),rgba(56,189,248,.18));box-shadow:0 8px 24px rgba(14,165,233,.22)}
.card h3{font-size:18px;color:var(--navy);margin-bottom:10px;font-weight:800}
.card p{color:var(--muted);font-size:14.5px}

/* ---------- Timeline ---------- */
.timeline{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;position:relative}
.tstep{background:var(--glass);backdrop-filter:blur(18px);border:1px solid var(--line-glass);border-radius:var(--radius);
  padding:28px;box-shadow:0 18px 46px rgba(15,16,37,.35);position:relative}
.tstep h3{font-size:20px;color:#fff;margin:8px 0 10px}
.tstep p{color:#B0C4D8;font-size:14.5px}
.tstep .dot{position:absolute;top:-12px;left:28px;width:24px;height:24px;border-radius:50%;
  background:linear-gradient(135deg,var(--accent),var(--neon-cyan));color:#fff;display:flex;align-items:center;justify-content:center;
  font-size:13px;font-weight:800;box-shadow:0 4px 14px rgba(47,111,237,.45)}

/* ---------- Research map ---------- */
.rdir{position:relative;background:var(--card-glass);border:1px solid rgba(47,111,237,.12);border-left:4px solid var(--accent);
  border-radius:var(--radius-lg);padding:28px 32px;margin-bottom:34px;box-shadow:var(--shadow), inset 0 1px 0 rgba(255,255,255,.55);
  backdrop-filter:blur(14px);transition:.35s}
.rdir:hover{transform:translateY(-5px);box-shadow:var(--shadow-3d)}
.rdir h3{font-size:22px;color:var(--navy);font-weight:800;margin:8px 0 10px;letter-spacing:.5px}
.rdir p{color:var(--muted);font-size:15px;max-width:880px}
.rmap{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.rbox{position:relative;background:var(--card-glass);border:1px solid rgba(47,111,237,.12);border-radius:var(--radius-lg);
  padding:26px;box-shadow:var(--shadow), inset 0 1px 0 rgba(255,255,255,.55);backdrop-filter:blur(14px);transition:.35s;overflow:hidden;cursor:pointer}
.rbox::before{content:"";position:absolute;top:0;left:0;right:0;height:5px;background:linear-gradient(90deg,var(--accent),var(--neon-cyan));box-shadow:0 2px 10px rgba(47,111,237,.25)}
.rbox:hover{transform:translateY(-7px);box-shadow:var(--shadow-3d)}
.rbox h3{font-size:18px;color:var(--navy);margin-bottom:4px}
.rbox .en{font-size:12.5px;color:var(--accent);font-weight:700;letter-spacing:.5px;margin-bottom:12px}
.rbox p{color:var(--muted);font-size:14px}
.rbox .tag2{display:inline-block;margin-top:12px;font-size:12px;background:linear-gradient(135deg,rgba(47,111,237,.08),rgba(45,212,191,.08));
  border:1px solid rgba(47,111,237,.16);color:var(--blue);padding:4px 10px;border-radius:20px}
.rbox .rlink{display:inline-flex;align-items:center;gap:4px;margin-top:14px;font-size:13px;font-weight:700;color:var(--accent)}
.rbox .rlink::after{content:"→";transition:.25s}
.rbox:hover .rlink::after{transform:translateX(4px)}

/* ---------- Blueprint ---------- */
.blueprint{display:flex;flex-direction:column;gap:22px}
.layer{position:relative;background:var(--card-glass);border:1px solid rgba(47,111,237,.12);border-radius:var(--radius-lg);
  overflow:hidden;box-shadow:var(--shadow), inset 0 1px 0 rgba(255,255,255,.55);backdrop-filter:blur(14px);transition:.35s}
.layer:hover{transform:translateY(-5px);box-shadow:var(--shadow-3d)}
.layer-head{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 26px;
  background:linear-gradient(90deg,var(--accent),var(--neon-purple));color:#fff}
.layer-head h3{font-size:19px;font-weight:800}
.layer-head .tag{font-size:12.5px;opacity:.95;background:var(--glass);border:1px solid var(--line-glass);padding:5px 12px;border-radius:20px}
.layer-body{padding:22px 26px}
.layer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:18px}
.lp h4{font-size:15px;color:var(--navy);font-weight:700;margin-bottom:9px;padding-left:12px;border-left:3px solid var(--accent)}
.lp ul{list-style:none;padding:0;margin:0}
.lp li{font-size:13.2px;color:var(--muted);padding:5px 0;border-bottom:1px dashed var(--line)}
.lp li:last-child{border-bottom:none}
.blueprint-quote{position:relative;margin-top:28px;padding:22px 26px;background:linear-gradient(90deg,rgba(47,111,237,.08),rgba(45,212,191,.06));
  border-radius:12px;color:var(--ink);font-size:15.5px;font-style:italic;overflow:hidden}
.blueprint-quote::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:linear-gradient(180deg,var(--accent),var(--neon-cyan))}

/* ---------- Experts / tiers ---------- */
.experts{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.exp{position:relative;background:var(--card-glass);border:1px solid rgba(47,111,237,.12);border-radius:var(--radius-lg);
  padding:22px;text-align:center;box-shadow:var(--shadow), inset 0 1px 0 rgba(255,255,255,.55);transition:.35s;backdrop-filter:blur(14px);overflow:hidden}
.exp:hover{transform:translateY(-7px);box-shadow:var(--shadow-3d)}
.exp .av{width:68px;height:68px;border-radius:50%;margin:0 auto 12px;background:linear-gradient(135deg,var(--accent),var(--neon-purple));
  color:#fff;display:flex;align-items:center;justify-content:center;font-size:24px;font-weight:800;overflow:hidden;
  box-shadow:0 8px 24px rgba(47,111,237,.28);border:2px solid rgba(255,255,255,.35);transition:.35s}
.exp .av img{width:100%;height:100%;object-fit:cover}
.exp:hover .av{transform:scale(1.08)}
.exp h4{font-size:15.5px;color:var(--navy)}
.exp p{font-size:12.5px;color:var(--muted);margin-top:4px}
.tiers{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.tier{position:relative;background:var(--card-glass);border:1px solid rgba(47,111,237,.12);border-radius:var(--radius-lg);
  padding:20px 16px;box-shadow:var(--shadow), inset 0 1px 0 rgba(255,255,255,.55);text-align:center;transition:.35s;backdrop-filter:blur(14px);overflow:hidden}
.tier:hover{transform:translateY(-7px);box-shadow:var(--shadow-3d)}
.tier .lv{font-size:13px;font-weight:800;background:linear-gradient(90deg,var(--accent),var(--neon-cyan));
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.tier h4{font-size:15px;color:var(--navy);margin:6px 0 8px}
.tier p{font-size:12.5px;color:var(--muted)}
.vals{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.val{position:relative;text-align:center;padding:24px;background:var(--card-glass);border:1px solid rgba(47,111,237,.12);
  border-radius:var(--radius-lg);box-shadow:var(--shadow), inset 0 1px 0 rgba(255,255,255,.55);backdrop-filter:blur(14px);transition:.35s}
.val:hover{transform:translateY(-7px);box-shadow:var(--shadow-3d)}
.val h4{font-size:16px;color:var(--navy);margin:0 0 6px}
.val p{font-size:13px;color:var(--muted)}

/* ---------- Join / Footer ---------- */
.join{background:
  radial-gradient(800px 360px at 20% 30%,rgba(245,80,128,.16),transparent 55%),
  radial-gradient(700px 300px at 85% 70%,rgba(139,92,246,.14),transparent 55%),
  linear-gradient(160deg,var(--neon-bg-deep),var(--neon-bg));color:#fff;border-radius:24px;padding:54px;text-align:center;
  box-shadow:var(--shadow-h);border:1px solid var(--line-glass)}
.join h2{color:#fff;font-size:30px;font-weight:800;margin-bottom:12px}
.join p{color:#C9DCEC;max-width:640px;margin:0 auto 26px}
footer{background:
  radial-gradient(700px 280px at 80% 20%,rgba(45,212,191,.10),transparent 55%),
  linear-gradient(160deg,var(--neon-bg-deep),var(--neon-bg));color:#AFC4D6;padding:48px 0 96px;font-size:13.5px;
  border-top:1px solid var(--line-glass)}
footer .fg{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:30px}
footer h5{color:#fff;font-size:15px;margin-bottom:14px}
footer a{color:#AFC4D6;display:block;margin-bottom:8px}
footer a:hover{color:var(--neon-cyan)}
footer .copy{border-top:1px solid var(--line-glass);margin-top:30px;padding-top:18px;text-align:center;color:#8CA0B3}

/* ---------- Featured / works ---------- */
.featured{display:grid;grid-template-columns:1.7fr 1fr;gap:34px;align-items:center;background:
  radial-gradient(600px 300px at 0% 0%,rgba(245,80,128,.14),transparent 55%),
  radial-gradient(500px 260px at 100% 100%,rgba(139,92,246,.16),transparent 55%),
  linear-gradient(135deg,var(--neon-bg),var(--neon-bg-deep));border-radius:20px;padding:40px;color:#fff;
  box-shadow:var(--shadow-h);margin-bottom:38px;border:1px solid var(--line-glass)}
.featured .eyebrow{color:#6FE0C4}
.featured h3{color:#fff;font-size:27px;font-weight:800;margin:6px 0 12px;letter-spacing:.5px}
.featured p{color:#C9DCEC;font-size:15px;margin-bottom:22px;max-width:580px}
.feat-cover{background:var(--glass);backdrop-filter:blur(16px);border:1px solid var(--line-glass);border-radius:16px;
  padding:42px 20px;text-align:center;font-weight:800;font-size:20px;line-height:1.55;letter-spacing:1px;color:#fff;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.12);overflow:hidden}
.feat-cover img{width:100%;border-radius:10px;object-fit:cover;max-height:240px}

/* ---------- Page head (二级页) ---------- */
.pagehead{padding:64px 0 34px;background:
  radial-gradient(700px 300px at 15% 10%,rgba(245,80,128,.14),transparent 55%),
  radial-gradient(800px 340px at 85% 0%,rgba(45,212,191,.14),transparent 55%),
  linear-gradient(160deg,var(--neon-bg-deep),var(--neon-bg) 60%,#0F1D2B);color:#fff}
.pagehead h1{font-size:36px;font-weight:800;letter-spacing:.5px;margin-bottom:12px}
.pagehead p{color:#A9C2D6;font-size:15.5px;max-width:760px}
.pagehead .eyebrow{color:#6FE0C4}
.crumb{font-size:13px;color:#8CA0B3;margin-bottom:14px}
.crumb a{color:#AFC4D6}
.crumb span{margin:0 8px;opacity:.5}

/* ---------- 资料列表 ---------- */
.rlist-wrap{display:grid;grid-template-columns:230px 1fr;gap:30px;padding:44px 0 70px;align-items:start}
.side-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px;position:sticky;top:88px}
.side-title{font-size:14px;font-weight:800;color:var(--navy);margin-bottom:12px;display:flex;align-items:center;gap:8px}
.side-title::before{content:"";width:3px;height:14px;background:var(--accent);border-radius:2px}
.side-item{display:flex;justify-content:space-between;align-items:center;gap:8px;padding:9px 12px;border-radius:10px;font-size:14px;
  color:var(--ink);cursor:pointer;transition:.18s;margin-bottom:2px;border:1px solid transparent}
.side-item:hover{background:rgba(47,111,237,.06);color:var(--accent)}
.side-item.active{background:linear-gradient(135deg,rgba(47,111,237,.12),rgba(45,212,191,.08));color:var(--accent);font-weight:700;border-color:rgba(47,111,237,.18)}
.side-item em{font-style:normal;font-size:12px;color:var(--muted)}
.side-item.active em{color:var(--accent)}
.toolbar{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin-bottom:22px}
.search-box{flex:1;min-width:220px;display:flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);
  border-radius:30px;padding:8px 16px;box-shadow:var(--shadow);transition:.2s}
.search-box:focus-within{border-color:var(--accent);box-shadow:0 4px 16px rgba(47,111,237,.15)}
.search-box input{flex:1;border:0;outline:none;font-size:14px;background:transparent;color:var(--ink)}
.search-box .ico-q{color:var(--muted);font-size:14px}
select.sortsel{border:1px solid var(--line);background:#fff;border-radius:30px;padding:9px 14px;font-size:13.5px;color:var(--ink);
  outline:none;cursor:pointer;box-shadow:var(--shadow)}
.rcards{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px}
.rcard{position:relative;display:flex;flex-direction:column;gap:10px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:20px;box-shadow:var(--shadow);transition:.3s cubic-bezier(.25,.46,.45,.94);overflow:hidden}
.rcard:hover{transform:translateY(-6px);box-shadow:var(--shadow-3d);border-color:rgba(47,111,237,.28)}
.rcard .rtop{display:flex;gap:12px;align-items:flex-start}
.rcover{width:54px;height:66px;flex:none;border-radius:8px;display:flex;align-items:center;justify-content:center;color:#fff;
  font-size:11px;font-weight:800;line-height:1.25;text-align:center;padding:6px;overflow:hidden;box-shadow:0 4px 14px rgba(14,34,48,.16)}
.rcover span{display:block}
.rcard h3{font-size:16px;color:var(--navy);font-weight:800;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rcard .rmeta{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.badge{font-size:11.5px;font-weight:700;padding:3px 9px;border-radius:20px;display:inline-block;line-height:1.7}
.badge-cat{background:rgba(47,111,237,.1);color:var(--accent)}
.badge-pdf{background:rgba(245,80,128,.12);color:#D6336C}
.badge-word{background:rgba(44,111,181,.12);color:var(--blue)}
.badge-open{background:rgba(16,185,129,.13);color:#0A7F5A}
.badge-lock{background:rgba(139,92,246,.13);color:#6D3FD1}
.badge-feat{background:linear-gradient(135deg,rgba(245,80,128,.16),rgba(139,92,246,.16));color:#A03A78}
.rcard p.rsum{font-size:13.5px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:44px}
.rcard .rfoot{display:flex;align-items:center;justify-content:space-between;font-size:12.5px;color:var(--muted);
  border-top:1px dashed var(--line);padding-top:12px;margin-top:auto}
.rcard .acts{display:flex;gap:8px}
.mini-btn{display:inline-flex;align-items:center;gap:4px;font-size:12.5px;font-weight:700;color:var(--accent);padding:5px 12px;
  border-radius:20px;border:1px solid rgba(47,111,237,.28);background:rgba(47,111,237,.05);transition:.2s;cursor:pointer}
.mini-btn:hover{background:linear-gradient(135deg,var(--accent),#4F8CFF);color:#fff;border-color:transparent}
.mini-btn.lock{color:#6D3FD1;border-color:rgba(139,92,246,.3);background:rgba(139,92,246,.06)}
.mini-btn.lock:hover{background:linear-gradient(135deg,#7C3AED,#A855F7);color:#fff}
.empty{text-align:center;padding:70px 20px;color:var(--muted)}
.empty .ei{font-size:44px;margin-bottom:12px;opacity:.5}
.pager{display:flex;justify-content:center;gap:8px;margin-top:32px;flex-wrap:wrap}
.pager button{min-width:36px;height:36px;padding:0 12px;border-radius:10px;border:1px solid var(--line);background:#fff;
  color:var(--ink);font-size:13.5px;font-weight:600;cursor:pointer;transition:.2s}
.pager button:hover{border-color:var(--accent);color:var(--accent)}
.pager button.active{background:linear-gradient(135deg,var(--accent),#4F8CFF);color:#fff;border-color:transparent}
.pager button:disabled{opacity:.45;cursor:not-allowed}

/* ---------- 详情页 ---------- */
.detail-wrap{display:grid;grid-template-columns:1fr 320px;gap:34px;align-items:start;padding:40px 0 80px}
.dmain{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow);overflow:hidden}
.dhead{padding:30px 34px;background:linear-gradient(135deg,rgba(47,111,237,.06),rgba(45,212,191,.05));border-bottom:1px solid var(--line)}
.dhead h1{font-size:26px;color:var(--navy);font-weight:800;line-height:1.4;margin:10px 0 12px}
.dhead .submeta{display:flex;gap:16px;flex-wrap:wrap;font-size:13px;color:var(--muted)}
.dbody{padding:26px 34px}
.dbody h3{font-size:16px;color:var(--navy);margin:22px 0 10px;padding-left:11px;border-left:3px solid var(--accent)}
.dbody p{font-size:15px;color:#3C4A5E;line-height:1.95;margin-bottom:12px}
.dcover{background:linear-gradient(135deg,rgba(47,111,237,.08),rgba(45,212,191,.06));border:1px dashed rgba(96,165,250,.4);
  border-radius:14px;padding:34px 20px;text-align:center;font-weight:800;font-size:19px;line-height:1.6;letter-spacing:1px;color:var(--blue);margin:20px 0}
.dacts{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px;padding-top:20px;border-top:1px dashed var(--line)}
.dside{position:sticky;top:88px;display:flex;flex-direction:column;gap:18px}
.scard{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px}
.scard h4{font-size:14.5px;color:var(--navy);font-weight:800;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.scard h4::before{content:"";width:3px;height:14px;background:var(--accent);border-radius:2px}
.kv{display:flex;justify-content:space-between;gap:12px;font-size:13.5px;padding:8px 0;border-bottom:1px dashed var(--line)}
.kv:last-child{border-bottom:none}
.kv span{color:var(--muted);flex:none}
.kv b{color:var(--ink);font-weight:600;text-align:right}
.rel{display:flex;flex-direction:column;gap:12px}
.rel a{display:flex;gap:10px;align-items:center;padding:10px;border-radius:10px;transition:.2s;border:1px solid transparent}
.rel a:hover{background:rgba(47,111,237,.05);border-color:rgba(47,111,237,.16)}
.rel .ri{width:30px;height:34px;flex:none;border-radius:6px;display:flex;align-items:center;justify-content:center;font-size:10px;
  font-weight:800;color:#fff;background:linear-gradient(135deg,var(--accent),var(--neon-cyan))}
.rel .rt{font-size:13.5px;color:var(--ink);font-weight:600;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.notice-box{background:linear-gradient(135deg,rgba(139,92,246,.08),rgba(47,111,237,.06));border:1px solid rgba(139,92,246,.2);
  border-radius:12px;padding:16px;font-size:13.5px;color:#4A3B7A;line-height:1.8}
.lock-cover{position:relative}
.lock-cover .veil{position:absolute;inset:auto 0 0 0;padding:60px 20px 20px;text-align:center;
  background:linear-gradient(180deg,rgba(255,255,255,0),rgba(255,255,255,.96) 55%);border-radius:0 0 12px 12px}
/* 预览 iframe */
.preview-frame{width:100%;height:640px;border:1px solid var(--line);border-radius:12px;background:#F1F5FA;box-shadow:inset 0 2px 10px rgba(14,34,48,.06)}

/* ---------- 表单 / 登录注册 ---------- */
.auth-wrap{min-height:calc(100vh - 66px);display:flex;align-items:center;justify-content:center;padding:40px 20px 80px;
  background:radial-gradient(800px 400px at 20% 10%,rgba(245,80,128,.12),transparent 55%),
  radial-gradient(900px 420px at 85% 20%,rgba(45,212,191,.14),transparent 55%),
  linear-gradient(160deg,var(--neon-bg-deep),var(--neon-bg) 60%,#0F1D2B)}
.auth-card{width:100%;max-width:880px;display:grid;grid-template-columns:1.05fr 1fr;background:#fff;border-radius:22px;overflow:hidden;
  box-shadow:0 26px 70px rgba(8,10,25,.5)}
.auth-side{padding:38px 32px;color:#fff;background:
  radial-gradient(500px 260px at 20% 10%,rgba(245,80,128,.28),transparent 60%),
  linear-gradient(160deg,var(--neon-bg),var(--neon-bg-deep));display:flex;flex-direction:column;justify-content:center}
.auth-side h2{font-size:26px;font-weight:800;line-height:1.4;margin-bottom:14px}
.auth-side p{color:#B7CBDD;font-size:14px;margin-bottom:22px}
.auth-side ul{list-style:none;display:flex;flex-direction:column;gap:12px}
.auth-side li{display:flex;gap:11px;align-items:flex-start;font-size:14px;color:#CFE0EA}
.auth-side li b{width:22px;height:22px;flex:none;border-radius:50%;background:linear-gradient(135deg,var(--accent2),var(--neon-cyan));
  color:#04241B;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:800}
.auth-form{padding:36px 34px}
.auth-form h3{font-size:22px;color:var(--navy);font-weight:800;margin-bottom:6px}
.auth-form .tip{font-size:13.5px;color:var(--muted);margin-bottom:22px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;font-weight:700;color:var(--navy);margin-bottom:7px}
.field input,.field select,.field textarea{width:100%;border:1px solid var(--line);border-radius:11px;padding:11px 14px;font-size:14px;
  color:var(--ink);outline:none;transition:.2s;background:#FBFDFE;font-family:inherit}
.field textarea{min-height:110px;resize:vertical;line-height:1.7}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--accent);background:#fff;box-shadow:0 0 0 4px rgba(47,111,237,.09)}
.field .hint{font-size:12px;color:var(--muted);margin-top:6px}
.auth-form .row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.btn-block{width:100%;text-align:center;margin-top:6px}
.auth-foot{display:flex;justify-content:space-between;align-items:center;font-size:13.5px;color:var(--muted);margin-top:16px;gap:10px;flex-wrap:wrap}
.auth-foot a{color:var(--accent);font-weight:700}
.err{background:rgba(245,80,128,.09);border:1px solid rgba(245,80,128,.25);color:#C2245B;font-size:13.5px;padding:10px 14px;
  border-radius:10px;margin-bottom:14px;display:none}
.err.show{display:block}
@media(max-width:820px){
  .auth-card{grid-template-columns:1fr}
  .auth-form{padding:30px 24px}
  .auth-side{padding:26px 24px}
}

/* ---------- 会员中心 ---------- */
.mwrap{display:grid;grid-template-columns:230px 1fr;gap:28px;padding:40px 0 80px;align-items:start}
.mnav{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:14px;position:sticky;top:88px}
.mnav .mtop{text-align:center;padding:14px 10px 18px;border-bottom:1px dashed var(--line);margin-bottom:10px}
.mnav .mtop .av{width:56px;height:56px;border-radius:50%;margin:0 auto 10px;background:linear-gradient(135deg,var(--accent),var(--neon-purple));
  color:#fff;display:flex;align-items:center;justify-content:center;font-size:22px;font-weight:800}
.mnav .mtop b{display:block;color:var(--navy);font-size:15px}
.mnav .mtop span{font-size:12.5px;color:var(--muted)}
.mnav a{display:block;padding:10px 14px;border-radius:10px;font-size:14px;color:var(--ink);transition:.18s;margin-bottom:2px}
.mnav a:hover{background:rgba(47,111,237,.06);color:var(--accent)}
.mnav a.active{background:linear-gradient(135deg,rgba(47,111,237,.12),rgba(45,212,191,.08));color:var(--accent);font-weight:700}
.mpanel{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow);padding:28px}
.mpanel h3{font-size:18px;color:var(--navy);font-weight:800;margin-bottom:18px;display:flex;align-items:center;gap:10px}
.mpanel h3::before{content:"";width:4px;height:16px;background:linear-gradient(180deg,var(--accent),var(--neon-cyan));border-radius:2px}
.stat-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:14px;margin-bottom:24px}
.stat{background:linear-gradient(135deg,rgba(47,111,237,.06),rgba(45,212,191,.04));border:1px solid rgba(47,111,237,.14);
  border-radius:14px;padding:16px}
.stat .n{font-size:24px;font-weight:800;background:linear-gradient(135deg,var(--accent),var(--neon-cyan));
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;line-height:1.2}
.stat .l{font-size:12.5px;color:var(--muted);margin-top:4px}
.tbl{width:100%;border-collapse:collapse;font-size:13.8px}
.tbl th{text-align:left;padding:11px 12px;background:#F6FAFE;color:var(--navy);font-weight:700;border-bottom:1px solid var(--line);white-space:nowrap}
.tbl td{padding:11px 12px;border-bottom:1px solid #F0F5FA;color:#3C4A5E;vertical-align:middle}
.tbl tr:hover td{background:#FAFCFF}
.tbl td a{color:var(--accent);font-weight:600}
.tag-perm{display:inline-block;font-size:12px;padding:3px 9px;border-radius:20px;background:rgba(16,185,129,.12);color:#0A7F5A;font-weight:700}
.tag-noperm{display:inline-block;font-size:12px;padding:3px 9px;border-radius:20px;background:rgba(139,92,246,.12);color:#6D3FD1;font-weight:700}

/* ---------- 资讯 ---------- */
.news-list{display:flex;flex-direction:column;gap:18px}
.ncard{display:grid;grid-template-columns:200px 1fr;gap:20px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:18px;box-shadow:var(--shadow);transition:.3s}
.ncard:hover{transform:translateY(-4px);box-shadow:var(--shadow-3d);border-color:rgba(47,111,237,.28)}
.nthumb{height:120px;border-radius:12px;overflow:hidden;background:linear-gradient(135deg,rgba(47,111,237,.08),rgba(45,212,191,.06));
  display:flex;align-items:center;justify-content:center;color:var(--blue);font-weight:800;font-size:15px;text-align:center;padding:10px}
.nthumb img{width:100%;height:100%;object-fit:cover}
.ncard h3{font-size:18px;color:var(--navy);font-weight:800;margin-bottom:8px;line-height:1.5}
.ncard p{font-size:14px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.nmeta{display:flex;gap:14px;font-size:12.5px;color:var(--muted);margin-top:12px;flex-wrap:wrap}
.article-body{max-width:860px;margin:0 auto;padding:0 0 60px}
.article-body h1{font-size:32px;color:var(--navy);font-weight:800;line-height:1.45;margin-bottom:14px}
.article-meta{display:flex;gap:16px;font-size:13px;color:var(--muted);padding:14px 0 22px;border-bottom:1px solid var(--line);margin-bottom:26px;flex-wrap:wrap}
.article-content{font-size:16px;line-height:2;color:#33445C}
.article-content p{margin-bottom:16px}
.article-content h2{font-size:22px;color:var(--navy);margin:30px 0 14px;font-weight:800}
.article-content h3{font-size:18px;color:var(--navy);margin:24px 0 12px;font-weight:800}
.article-content img{max-width:100%;border-radius:12px;margin:16px 0}
.article-content ul,.article-content ol{padding-left:26px;margin-bottom:16px}
.article-content li{margin-bottom:8px}
.article-content blockquote{border-left:4px solid var(--accent);background:rgba(47,111,237,.05);padding:14px 18px;border-radius:0 10px 10px 0;margin:18px 0;color:var(--ink)}
.art-nav{display:flex;justify-content:space-between;gap:16px;padding-top:22px;border-top:1px solid var(--line);margin-top:36px;font-size:14px;flex-wrap:wrap}
.art-nav a{color:var(--accent);font-weight:600}

/* ---------- 悬浮按钮 ---------- */
.fb-wrap{position:fixed;left:0;right:0;bottom:18px;z-index:900;display:flex;justify-content:center;pointer-events:none;padding:0 16px}
.fb-inner{pointer-events:auto;display:flex;align-items:center;gap:14px;padding:10px 12px 10px 20px;border-radius:40px;
  background:rgba(255,255,255,.55);backdrop-filter:blur(14px) saturate(160%);-webkit-backdrop-filter:blur(14px) saturate(160%);
  border:1px solid rgba(255,255,255,.7);box-shadow:0 10px 34px rgba(14,34,48,.16),inset 0 1px 0 rgba(255,255,255,.7);
  max-width:calc(100vw - 32px)}
.fb-text{font-size:14.5px;color:var(--ink);font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.fb-text small{display:block;font-size:11.5px;font-weight:500;color:var(--muted);margin-top:1px}
.fb-btn{flex:none;display:inline-flex;align-items:center;gap:6px;padding:10px 22px;border-radius:30px;font-size:14px;font-weight:800;
  color:#fff;background:linear-gradient(135deg,var(--accent),var(--neon-cyan));box-shadow:0 6px 20px rgba(47,111,237,.35);
  transition:.25s;white-space:nowrap}
.fb-btn:hover{transform:translateY(-2px);box-shadow:0 10px 28px rgba(47,111,237,.45)}
.fb-close{flex:none;width:24px;height:24px;border-radius:50%;border:0;background:rgba(14,34,48,.08);color:var(--muted);cursor:pointer;
  font-size:13px;line-height:1;display:flex;align-items:center;justify-content:center}
.fb-close:hover{background:rgba(14,34,48,.16)}
@media(max-width:640px){.fb-text{font-size:13px}.fb-btn{padding:9px 16px;font-size:13px}}

/* ---------- Toast / loading ---------- */
#toast{position:fixed;top:78px;left:50%;transform:translateX(-50%) translateY(-16px);z-index:2000;opacity:0;transition:.28s;pointer-events:none}
#toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
#toast .t{background:rgba(21,16,37,.94);color:#fff;padding:11px 22px;border-radius:24px;font-size:14px;font-weight:600;
  box-shadow:0 12px 34px rgba(8,10,25,.4);backdrop-filter:blur(10px)}
#toast.err .t{background:rgba(240,80,128,.96)}
#toast.succ .t{background:rgba(14,139,102,.96)}
.skeleton{background:linear-gradient(90deg,#EEF3F8,#F8FBFD,#EEF3F8);background-size:200% 100%;animation:sk 1.2s infinite;border-radius:10px}
@keyframes sk{0%{background-position:200% 0}100%{background-position:-200% 0}}
.loading-tip{text-align:center;padding:40px;color:var(--muted);font-size:14px}

/* ---------- 隐藏 markdown 预览等 ---------- */
.hidden{display:none!important}

/* ---------- 响应式 ---------- */
@media(max-width:900px){
  .featured{grid-template-columns:1fr}
  .g3,.g2,.g4,.rmap,.timeline,.vals,.experts,.tiers,.out{grid-template-columns:1fr 1fr}
  .kpi{grid-template-columns:1fr 1fr}
  .hero h1{font-size:33px}
  footer .fg{grid-template-columns:1fr 1fr}
  .rlist-wrap{grid-template-columns:1fr}
  .side-card{position:static}
  .detail-wrap{grid-template-columns:1fr}
  .dside{position:static}
  .mwrap{grid-template-columns:1fr}
  .mnav{position:static}
  .ncard{grid-template-columns:1fr}
  .pagehead h1{font-size:28px}
}
@media(max-width:560px){
  .g3,.g2,.g4,.rmap,.timeline,.vals,.experts,.tiers,.out{grid-template-columns:1fr}
  .kpi{grid-template-columns:1fr}
  .join{padding:34px 22px}
  .dhead,.dbody{padding:22px}
  .wrap{padding:0 16px}
}
/* Production layout refinements */
.page-content{padding-top:140px;padding-bottom:100px;min-height:75vh}.page-content h1{font-size:clamp(28px,4vw,46px);line-height:1.35;margin-bottom:24px}.prose{font-size:17px;line-height:1.9}.prose p{margin:18px 0}.application-form{max-width:900px;margin:36px auto}.application-form label{display:flex;flex-direction:column;gap:9px;font-weight:600}.application-form input,.application-form select,.application-form textarea,.application input,.application select,.application textarea{width:100%;border:1px solid #dbe3ed;border-radius:8px;padding:12px;background:#fff;font:inherit;color:#23324b}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.form-grid .full{grid-column:1/-1}.application-form .consent{flex-direction:row;align-items:center;flex-wrap:wrap;font-size:14px;margin:24px 0}.consent input{width:18px;height:18px}.honeypot{display:none!important}.application{padding:24px 0;border-bottom:1px solid #e2e8f0}.application textarea{margin:14px 0}.application h3{margin-bottom:12px}.logo-wrap{width:64px;height:58px;flex-shrink:0;background:transparent}.logo-wrap img{width:100%;height:100%;object-fit:contain}.brand{font-size:16px}.nav{gap:18px}.menu{gap:14px}.nav-actions{gap:10px}.nav-link-btn{cursor:pointer;background:transparent;border:0;font:inherit;color:inherit}.exp .av{border-radius:50%;overflow:hidden}.rcover{width:72px;height:auto;aspect-ratio:var(--report-ratio,9 / 16)}.dcover{aspect-ratio:var(--report-ratio,9 / 16);height:auto!important;max-width:270px;margin:auto}.feat-cover{aspect-ratio:var(--report-ratio,9 / 16);max-width:250px;justify-self:center;width:100%;display:flex;align-items:center;justify-content:center;flex-direction:column}.feat-cover img{height:100%;max-height:none;object-fit:cover;aspect-ratio:var(--report-ratio,9 / 16)}.fb-inner{background:rgba(12,23,43,.5)!important;border:1px solid rgba(255,255,255,.22);color:white!important;box-shadow:0 12px 36px #06132933}.fb-text,.fb-text small{color:white!important}.fb-btn.secondary{background:transparent;border:1px solid #ffffff88;color:white}.fb-close{color:white}.blueprint .layer{background:#fff;border:1px solid #e2e7ee;border-radius:14px;overflow:hidden}.blueprint .layer-head{background:white!important;color:#172237;border-bottom:1px dashed #e2e7ee;margin:0 20px;padding:20px 0}.blueprint .layer-head h3{color:#172237}.blueprint .layer-head .tag{background:transparent;color:#71809a}.blueprint .layer-grid{grid-template-columns:repeat(6,minmax(0,1fr));gap:10px}.blueprint .layer:nth-child(2) .layer-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.blueprint .layer:nth-child(3) .layer-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.blueprint .lp{background:white;border:1px solid #e2e7ee;border-top:3px solid #5871ae;border-radius:8px;padding:14px}.blueprint .lp h4{padding-bottom:10px;border-bottom:1px solid #eef1f6}.blueprint .lp li{font-size:13px;line-height:1.8}.blueprint .layer:nth-child(2) .lp{border-top-color:#c16821}.blueprint .layer:nth-child(3) .lp{border-top-color:#31529b}.crosscut{background:#f2f6fd;border:1px solid #d5e1f5;border-radius:10px;padding:18px;display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.crosscut p{font-size:14px;color:#60708a;margin-top:6px}.image-upload{margin-top:8px}.research-detail-link{display:block;color:var(--accent);margin-top:20px}.lang-status{position:fixed;top:90px;right:20px;background:#fff;padding:12px 20px;border-radius:12px;box-shadow:0 3px 20px #0002;z-index:1000;font-size:14px}
@media(max-width:1200px){.menu{gap:10px}.brand{font-size:14px}.nav-actions .nav-cta{padding:10px}.blueprint .layer-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:1080px){.menu.open .dropdown{position:static;display:block;box-shadow:none;background:transparent;min-width:0;padding-left:18px;opacity:1;visibility:visible;transform:none}.menu.open .dropdown a{padding:8px}.menu.open{max-height:75vh;overflow-y:auto}.nav-item>a{padding:10px}.brand{white-space:normal;max-width:280px}.nav-actions .user-chip{max-width:120px;overflow:hidden}}
@media(max-width:640px){.page-content{padding-top:110px}.form-grid,.crosscut,.blueprint .layer-grid,.blueprint .layer:nth-child(2) .layer-grid,.blueprint .layer:nth-child(3) .layer-grid{grid-template-columns:1fr}.brand{font-size:12px;max-width:180px;gap:6px}.logo-wrap{width:42px;height:42px}.brand .en{display:none}.nav-actions{gap:6px}.nav-actions .nav-cta{display:none}.fb-wrap{bottom:12px;padding:0 10px;width:100%}.fb-inner{border-radius:18px;padding:10px;justify-content:center;gap:8px}.fb-text{display:none}.fb-btn{padding:10px 20px}.feat-cover{max-width:210px}.blueprint .layer-head{display:block}.blueprint .layer-head h3{font-size:19px}.blueprint .layer-head .tag{margin-top:8px}.page-content .card{padding:22px}.nav-actions .user-chip{display:none}.blueprint .layer-body{padding:12px}}

/* ---------- 通用页面搭建器 ---------- */
.builder-section{--section-accent:var(--accent);padding:76px 0;background:var(--bg)}
.builder-bg-soft{background:var(--bg-soft)}
.builder-bg-dark{background:linear-gradient(155deg,var(--neon-bg-deep),var(--neon-bg));color:#d9e8f3}
.builder-bg-brand{background:linear-gradient(135deg,var(--accent),var(--accent2));color:#fff}
.builder-bg-dark h2.title,.builder-bg-brand h2.title{color:#fff}.builder-bg-dark .lead,.builder-bg-brand .lead{color:rgba(255,255,255,.78)}
.builder-bg-dark .builder-card,.builder-bg-brand .builder-card{background:rgba(255,255,255,.09);border-color:rgba(255,255,255,.18);color:#fff}.builder-bg-dark .builder-card h3,.builder-bg-brand .builder-card h3{color:#fff}
.builder-space-compact{padding-top:38px;padding-bottom:38px}.builder-space-spacious{padding-top:112px;padding-bottom:112px}.builder-narrow{max-width:860px}.builder-wide{max-width:1440px}
.builder-align-center{text-align:center}.builder-align-center .lead{margin-left:auto;margin-right:auto}.builder-align-center h2.title::after{margin-left:auto;margin-right:auto}.builder-section h2.title::after{background:var(--section-accent)}
.builder-hero{padding:34px 0}.builder-hero h2.title{font-size:clamp(34px,5vw,62px);line-height:1.18}.builder-copy,.builder-richtext{font-size:16px;line-height:1.9;color:inherit}.builder-richtext p,.builder-copy p{margin:0 0 18px}.builder-richtext ul,.builder-richtext ol{padding-left:24px;margin-bottom:18px}.builder-richtext h2,.builder-richtext h3{margin:28px 0 12px;color:inherit}
.builder-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}.builder-align-center .builder-actions{justify-content:center}.builder-cards{display:grid;grid-template-columns:repeat(var(--builder-cols,3),minmax(0,1fr));gap:20px}
.builder-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow)}.builder-card h3{margin:10px 0;color:var(--navy)}.builder-card p{color:var(--muted)}.builder-more{display:inline-block;margin-top:16px;color:var(--section-accent);font-weight:700}
.builder-image-text{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:54px;align-items:center}.builder-image-text.reverse .builder-media{order:2}.builder-media img{width:100%;display:block;border-radius:var(--radius);box-shadow:var(--shadow-h)}.builder-placeholder{aspect-ratio:4/3;border:2px dashed var(--line);border-radius:var(--radius);display:grid;place-items:center;color:var(--muted);background:var(--bg-soft)}
.builder-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:16px}.builder-stats div{text-align:center;padding:28px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius)}.builder-stats strong{display:block;color:var(--section-accent);font-size:36px;line-height:1.1}.builder-stats span{display:block;color:var(--muted);margin-top:10px}
.builder-cta{padding:44px;border-radius:calc(var(--radius) + 4px);background:linear-gradient(135deg,rgba(47,111,237,.1),rgba(14,139,102,.08));border:1px solid rgba(47,111,237,.14)}.theme-compact section{padding-top:58px;padding-bottom:58px}.theme-flat .card,.theme-flat .builder-card{box-shadow:none}.theme-rounded .card,.theme-rounded .builder-card{border-radius:calc(var(--radius) + 8px)}
@media(max-width:820px){.builder-cards{grid-template-columns:repeat(2,minmax(0,1fr))!important}.builder-image-text{grid-template-columns:1fr;gap:28px}.builder-image-text.reverse .builder-media{order:0}}
@media(max-width:560px){.builder-section{padding:54px 0}.builder-cards{grid-template-columns:1fr!important}.builder-cta{padding:26px}.builder-actions .btn{width:100%;text-align:center}}