:root{
  --bg:#f5efe7;
  --bg2:#fffaf3;
  --ink:#211814;
  --muted:#6f625b;
  --soft:#8a7d75;
  --red:#8f1f16;
  --red2:#a62a20;
  --line:#e5d8ca;
  --card:#fffdf9;
  --dark:#251a15;
  --shadow:0 24px 50px rgba(69,43,28,.08);
  --max:1180px;
}
*{box-sizing:border-box}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}body{margin:0;background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.72;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}.topbar{position:sticky;top:0;z-index:30;background:rgba(245,239,231,.94);backdrop-filter:blur(18px);border-bottom:1px solid rgba(143,31,22,.08)}.nav{max-width:var(--max);margin:0 auto;padding:13px 24px;display:flex;align-items:center;justify-content:space-between;gap:26px}.brand{display:flex;align-items:center;gap:14px;min-width:0}.brand-logo{width:146px;height:auto;object-fit:contain}.brand-title{font-size:15px;font-weight:900;letter-spacing:.02em;color:#2b1a13;white-space:nowrap}.brand-title small{display:block;font-size:10px;font-weight:700;color:var(--muted);letter-spacing:.14em;text-transform:uppercase;margin-top:1px}.nav-links{display:flex;align-items:center;gap:22px;font-size:14px;color:#3d3029;white-space:nowrap}.nav-toggle{display:none;border:1px solid var(--line);background:#fffaf4;border-radius:999px;padding:9px 13px;font-weight:900;color:#3d3029}.system,.btn.primary{background:var(--red);color:#fff;padding:10px 18px;border-radius:999px;font-weight:900;box-shadow:0 13px 25px rgba(143,31,22,.15)}.system:hover,.btn.primary:hover{background:#76170f}.btn.ghost{background:rgba(255,250,244,.88);border:1px solid var(--line);padding:10px 18px;border-radius:999px;font-weight:900;color:#3a2d26}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:42px}.eyebrow{display:flex;align-items:center;gap:14px;color:var(--red);font-weight:950;letter-spacing:.18em;text-transform:uppercase;font-size:13px}.eyebrow:before{content:"";width:46px;height:2px;background:var(--red)}.hero{position:relative;overflow:hidden;background:linear-gradient(120deg,#f7f0e8 0%,#fffaf4 66%,#efe2d3 100%)}.hero:before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(120,90,70,.045) 1px, transparent 1px),linear-gradient(90deg, rgba(120,90,70,.045) 1px, transparent 1px);background-size:42px 42px;opacity:.55;pointer-events:none}.hero-grid{position:relative;z-index:1;max-width:var(--max);margin:0 auto;padding:92px 24px 82px;display:grid;grid-template-columns:minmax(0,1fr) 420px;gap:68px;align-items:center}.hero h1{margin:22px 0 22px;font-size:clamp(48px,7vw,86px);line-height:.98;letter-spacing:-.08em;font-weight:950;max-width:760px}.hero p.lead{font-size:22px;line-height:1.9;color:#5b5049;margin:0 0 30px;max-width:760px}.hero-actions{display:flex;gap:16px;flex-wrap:wrap}.hero-card{background:rgba(255,251,246,.92);border:1px solid var(--line);border-radius:30px;padding:34px 32px;box-shadow:var(--shadow);overflow:visible;min-width:0}.hero-card h2{font-size:32px;line-height:1.24;letter-spacing:-.04em;margin:0 0 18px;word-break:keep-all;overflow-wrap:normal}.hero-card p{font-size:17px;color:var(--muted);margin:0 0 20px}.hero-list{display:grid;border-top:1px solid var(--line);margin-top:22px}.hero-list div{padding:18px 0;border-bottom:1px solid var(--line)}.hero-list strong{display:block;font-size:18px;margin-bottom:3px}.hero-list span{display:block;color:var(--muted);font-size:15px}.section{padding:86px 0}.section.compact{padding:58px 0}.section-head{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1fr);gap:56px;align-items:start;margin-bottom:38px}.section h2{font-size:clamp(36px,4.7vw,62px);line-height:1.08;margin:18px 0 0;letter-spacing:-.06em}.section-desc{font-size:19px;line-height:2;color:#6a5d56;margin:20px 0 0}.grid{display:grid;gap:18px}.cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}.cols-4{grid-template-columns:repeat(4,minmax(0,1fr))}.card{background:var(--card);border:1px solid var(--line);border-radius:24px;padding:28px;box-shadow:0 10px 28px rgba(69,43,28,.045)}.card h3{font-size:22px;line-height:1.35;margin:0 0 12px}.card p{margin:0;color:var(--muted);font-size:16px}.attitude{background:#201712;color:#fff;border-radius:34px;padding:54px;box-shadow:0 20px 60px rgba(48,25,17,.15)}.attitude .section-head{margin-bottom:30px}.attitude h2{color:#fff}.attitude .section-desc{color:#e6d6ca}.attitude-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.attitude-item{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);border-radius:22px;padding:24px}.attitude-item b{display:block;color:#fff;font-size:22px;margin-bottom:8px}.attitude-item span{color:#d9c9bf}.problem-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.problem-card{min-height:205px}.problem-card .tag{display:inline-flex;background:#f3e5dc;color:var(--red);font-weight:900;border-radius:999px;padding:6px 11px;margin-bottom:14px;font-size:13px}.experience-groups{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.exp-group{background:var(--card);border:1px solid var(--line);border-radius:24px;padding:24px}.exp-group h3{margin:0 0 16px;color:var(--red);font-size:18px}.logo-list{display:flex;flex-wrap:wrap;gap:10px}.logo-chip{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:10px 14px;border-radius:14px;background:#fff;border:1px solid #e7d9cd;font-weight:900;color:#2d221d}.logo-chip small{display:block;font-weight:800;color:#8c7e74;margin-left:5px}.note{font-size:14px;color:#80736a;margin-top:18px}.team-grid{grid-template-columns:repeat(4,minmax(0,1fr));align-items:stretch}.profile-card{padding:30px;min-height:360px}.profile-card .role{display:block;color:var(--red);font-weight:950;font-size:16px;margin-bottom:14px}.profile-card h3{font-size:30px;line-height:1.1;margin:0 0 14px}.profile-card p{font-size:16px;line-height:1.85}.platform{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.expert-network{background:var(--bg2);border:1px solid var(--line);border-radius:34px;padding:50px;box-shadow:var(--shadow)}.expert-network h2{color:var(--ink)}.expert-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:28px}.expert-card{background:#fff;border:1px solid #e6d7ca;border-radius:20px;padding:22px;min-height:130px}.expert-card b{display:block;font-size:18px;color:var(--red);margin-bottom:7px}.expert-card span{font-size:15px;color:#5d514a;line-height:1.7}.contact{background:#fffdf9;border-top:1px solid var(--line);padding:54px 0}.contact-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:42px;align-items:center}.qrcode{display:flex;align-items:center;gap:18px;justify-content:flex-end}.qrcode img{width:132px;border-radius:16px;border:8px solid #fff;box-shadow:0 16px 40px rgba(46,28,17,.12)}.footer{padding:26px 24px;color:#7c6e65;font-size:13px;text-align:center}.tools-page .tool-card{display:flex;flex-direction:column;gap:12px}.tool-card .btn{align-self:flex-start}.split{display:grid;grid-template-columns:1fr 1fr;gap:22px}.mt24{margin-top:24px}.mt36{margin-top:36px}.red{color:var(--red)}
@media(max-width:1024px){.hero-grid{grid-template-columns:1fr;gap:38px;padding:72px 24px}.hero-card{max-width:720px}.section-head{grid-template-columns:1fr;gap:10px}.cols-4,.team-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.cols-3,.problem-grid,.experience-groups,.platform,.expert-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.contact-grid{grid-template-columns:1fr}.qrcode{justify-content:flex-start}.attitude-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:760px){.nav{padding:12px 16px;align-items:flex-start}.brand-logo{width:118px}.brand-title{font-size:13px}.nav-toggle{display:inline-flex}.nav-links{display:none;position:absolute;left:16px;right:16px;top:68px;background:#fffdf8;border:1px solid var(--line);border-radius:22px;padding:14px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.nav.open .nav-links,.nav-links.is-open{display:flex}.nav-links a{padding:8px 10px}.system{justify-content:center}.wrap{padding:0 18px}.hero-grid{padding:58px 18px 58px}.hero h1{font-size:clamp(44px,15vw,70px);letter-spacing:-.07em;line-height:1.04;max-width:10em}.hero p.lead{font-size:18px;line-height:1.75}.hero-card{padding:26px 22px;border-radius:24px}.hero-card h2{font-size:25px;line-height:1.35}.section{padding:62px 0}.section h2{font-size:38px;letter-spacing:-.045em}.section-desc{font-size:16px}.cols-4,.cols-3,.team-grid,.problem-grid,.experience-groups,.platform,.expert-grid,.attitude-grid{grid-template-columns:1fr}.attitude,.expert-network{padding:32px 22px;border-radius:26px}.card,.profile-card{padding:24px}.profile-card{min-height:auto}.contact{padding:40px 0}.qrcode{display:block}.qrcode img{width:128px;margin-top:14px}.logo-chip{width:100%;justify-content:flex-start}.split{grid-template-columns:1fr}.hero-actions .btn{width:100%}}