:root{--ink:#17252a;--muted:#5a6c72;--brand:#0a6f78;--brand2:#0b8390;--soft:#eef8f8;--line:#dbe7e9;--orange:#ff6b35}*{box-sizing:border-box}body{margin:0;font-family:Arial,Helvetica,sans-serif;color:var(--ink);background:#fff;line-height:1.65}.wrap{max-width:1180px;margin:auto;padding:0 22px}.utility{background:#f4f7f8;border-bottom:1px solid var(--line);font-size:13px}.utility .wrap{height:38px;display:flex;align-items:center;justify-content:space-between}.utility a{color:var(--muted);text-decoration:none}header{background:#fff;position:sticky;top:0;z-index:20;border-bottom:1px solid var(--line)}.head{height:72px;display:flex;align-items:center;justify-content:space-between}.logo{font-weight:800;font-size:29px;letter-spacing:-1.2px;color:#163d42;text-decoration:none}.logo span{color:var(--brand2)}nav{display:flex;gap:22px}nav a,.topicbar a{color:#29484e;text-decoration:none;font-weight:700;font-size:14px}.topicbar{border-bottom:1px solid var(--line);background:#fff}.topicbar .wrap{display:flex;gap:22px;overflow:auto;padding-top:12px;padding-bottom:12px;white-space:nowrap}.hero{background:linear-gradient(135deg,#e8f6f7,#f8fbfb);padding:70px 0}.hero-grid{display:grid;grid-template-columns:1.2fr .8fr;align-items:center;gap:45px}.hero h1{font-size:52px;line-height:1.04;margin:0 0 18px;letter-spacing:-2px}.hero p{font-size:19px;color:var(--muted);max-width:720px}.hero-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:28px;box-shadow:0 14px 38px rgba(20,60,65,.08)}.section{padding:54px 0}.section h2{font-size:34px;margin:0 0 8px}.lead{color:var(--muted);margin:0 0 28px}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.card{border:1px solid var(--line);border-radius:16px;overflow:hidden;background:#fff;text-decoration:none;color:inherit;box-shadow:0 5px 18px rgba(14,55,60,.04)}.card img{width:100%;height:185px;object-fit:cover}.card .pad{padding:18px}.card h3{margin:0 0 7px;font-size:20px}.card p{margin:0;color:var(--muted);font-size:14px}.article{max-width:820px;margin:42px auto 130px;padding:0 22px}.breadcrumbs{font-size:14px;color:var(--muted);margin-bottom:18px}.breadcrumbs a{color:var(--brand);text-decoration:none}.kicker{font-size:13px;font-weight:800;color:var(--brand);text-transform:uppercase;letter-spacing:.8px}.article h1{font-size:46px;line-height:1.08;letter-spacing:-1.5px;margin:10px 0 12px}.meta{color:var(--muted);font-size:14px;margin-bottom:24px}.article-hero img{width:100%;height:420px;object-fit:cover;border-radius:18px}.article h2{font-size:27px;line-height:1.2;margin-top:34px}.article p{font-size:18px;color:#304348}.callout{background:var(--soft);border-left:4px solid var(--brand);padding:18px 20px;border-radius:10px;margin:28px 0}.cta{display:block;background:var(--brand);color:#fff;text-decoration:none;text-align:center;font-weight:800;border-radius:10px;padding:15px 20px;margin:28px 0}.share{border:1px solid var(--line);border-radius:14px;padding:18px;margin:30px 0}.share h3{margin:0 0 12px}.share-grid{display:flex;gap:9px;flex-wrap:wrap}.share-grid a{background:#f5f8f9;border:1px solid var(--line);border-radius:999px;padding:8px 12px;color:#2a454b;text-decoration:none;font-weight:700;font-size:13px}.sticky-offer{position:fixed;left:50%;bottom:66px;transform:translateX(-50%);z-index:60;width:min(720px,calc(100% - 18px));background:#fff;border:1px solid #e0e6e7;border-radius:14px;box-shadow:0 12px 35px rgba(0,0,0,.16);padding:10px 11px;display:flex;align-items:center;gap:12px}.sticky-offer .thumb{width:52px;height:52px;border-radius:10px;object-fit:cover}.sticky-offer .offertext{flex:1;min-width:0}.sticky-offer strong{display:block;font-size:14px}.sticky-offer small{color:#718187}.sticky-offer .official{background:var(--orange);color:#fff;text-decoration:none;font-weight:800;padding:12px 14px;border-radius:9px;white-space:nowrap}.bottomnav{display:none}.cat-hero{padding:48px 0;background:var(--soft)}.cat-hero h1{font-size:42px;margin:0 0 8px}.article-list{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.article-list a{padding:18px;border:1px solid var(--line);border-radius:12px;text-decoration:none;color:var(--ink);font-weight:700;background:#fff}.page{max-width:850px;margin:50px auto;padding:0 22px 80px}.page h1{font-size:42px}.page p,.page li{font-size:17px;color:#3b4e53}footer{background:#15363b;color:#dfeaec;padding:48px 0 22px}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:32px}.footlogo{color:#fff}.footer-grid a{display:block;color:#dfeaec;text-decoration:none;margin:6px 0}.copyright{text-align:center;border-top:1px solid rgba(255,255,255,.12);margin-top:28px;padding-top:18px;font-size:13px;color:#aebfc2}
@media(max-width:800px){.utility{display:none}.head{height:60px}.head nav{display:none}.logo{font-size:26px}.topicbar{display:none}.hero{padding:42px 0}.hero-grid{grid-template-columns:1fr}.hero h1{font-size:39px}.grid{grid-template-columns:1fr 1fr}.article h1{font-size:36px}.article-hero img{height:280px}.article-list{grid-template-columns:1fr}.sticky-offer{bottom:66px}.bottomnav{display:grid;position:fixed;z-index:55;bottom:0;left:0;right:0;height:58px;background:#fff;border-top:1px solid var(--line);grid-template-columns:repeat(4,1fr)}.bottomnav a{display:flex;align-items:center;justify-content:center;text-decoration:none;color:#41565b;font-size:11px;font-weight:800}.footer-grid{grid-template-columns:1fr}.grid{gap:12px}.card img{height:145px}.card .pad{padding:14px}}
@media(max-width:520px){.grid{grid-template-columns:1fr}.hero h1{font-size:35px}.section h2{font-size:29px}.article h1{font-size:32px}.sticky-offer .offertext small{display:none}.sticky-offer .official{font-size:12px;padding:11px 10px}}