:root{--ink:#0f2749;--blue:#0b6fe8;--orange:#ff6a1a;--bg:#f6f8fb;--line:#e5eaf1;--muted:#5f6f84}
*{box-sizing:border-box}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Arial;color:#13213a;background:var(--bg)}a{text-decoration:none;color:inherit}
.site-header{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--line)}.top{max-width:1180px;margin:auto;display:flex;gap:22px;align-items:center;padding:12px 18px}.brand{font-size:25px;font-weight:800;white-space:nowrap}.brand b{color:var(--orange)}.logo{display:inline-grid;place-items:center;background:var(--ink);color:#fff;border-radius:12px;width:40px;height:40px;margin-right:8px}.search{flex:1;display:flex;max-width:570px}.search input{flex:1;border:1px solid #dbe3ee;padding:11px 14px;border-radius:12px 0 0 12px;font-size:15px}.search button{border:0;background:var(--blue);color:#fff;padding:0 18px;border-radius:0 12px 12px 0;font-weight:700}.fav{margin-left:auto;font-weight:700}nav{display:flex;gap:4px;max-width:1180px;margin:auto;overflow:auto;padding:0 14px 8px}nav a{padding:8px 10px;border-radius:9px;white-space:nowrap;font-size:14px}nav a:hover{background:#eef5ff;color:var(--blue)}
.hero{position:relative;min-height:430px;background:linear-gradient(135deg,#0e2748,#17477d 55%,#2a6fbb);color:#fff}.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(8,26,54,.92),rgba(8,26,54,.64),rgba(8,26,54,.16))}.hero-inner{position:relative;max-width:1180px;margin:auto;display:grid;grid-template-columns:1fr 520px;gap:28px;align-items:center;padding:48px 18px}.hero h1{font-size:54px;line-height:1.02;margin:0 0 18px;letter-spacing:-2px}.hero p{font-size:20px;line-height:1.5;max-width:650px}.pill{display:inline-block;background:#ffffff19;border:1px solid #ffffff36;border-radius:999px;padding:8px 12px;font-weight:700}.calc-card,.card,.content-box{background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:0 8px 28px #11224410}.calc-card{padding:20px;color:#13213a}.calc-card h2{margin-top:0}.grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px}.field label{display:block;font-size:13px;font-weight:700;margin-bottom:6px}.field input{width:100%;padding:11px;border:1px solid #d8e0eb;border-radius:10px;font-size:16px}.btn{display:inline-block;border:0;border-radius:12px;background:var(--orange);color:white;font-weight:800;padding:13px 18px;cursor:pointer}.calc-card .btn{width:100%;margin-top:14px}.results{display:grid;grid-template-columns:repeat(2,1fr);gap:8px;margin-top:14px}.result{background:#eef6ff;border-radius:10px;padding:12px}.result b{display:block;font-size:22px;color:var(--ink)}
.section{max-width:1180px;margin:0 auto;padding:38px 18px}.section h2{font-size:32px;margin:0 0 8px;color:var(--ink)}.lead{color:var(--muted);margin:0 0 20px;line-height:1.6}.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.card{overflow:hidden;background:white}.card img{width:100%;height:190px;object-fit:cover;background:#f4f8fd;border-bottom:1px solid var(--line)}.card-body{padding:15px}.card h3{margin:0 0 8px;font-size:18px}.card p{color:var(--muted);font-size:14px;line-height:1.45}.tag{display:inline-block;color:var(--orange);font-weight:800;font-size:13px}
.article{max-width:920px;margin:30px auto;padding:0 18px}.article h1{font-size:44px;line-height:1.08;color:var(--ink)}.article-cover{width:100%;height:420px;object-fit:cover;border-radius:24px;background:#f4f8fd;border:1px solid var(--line)}.quick{background:#fff6ef;border:1px solid #ffd4bb;border-radius:18px;padding:20px;margin:24px 0}.quick h2{margin:0 0 8px;color:#bc4b0c;font-size:14px;text-transform:uppercase}.quick p{font-size:21px;font-weight:750;margin:0;line-height:1.45}.content-box{padding:24px;margin:22px 0}.content-box h2{color:var(--ink);margin-top:0}.content-box p,.content-box li{line-height:1.75;color:#39475d}.tbl{width:100%;border-collapse:collapse}.tbl th,.tbl td{padding:11px;border-bottom:1px solid #e7ecf2;text-align:left}.tbl th{background:#f5f8fc}.sources a{color:var(--blue);text-decoration:underline}
.cat-hero{background:linear-gradient(135deg,#edf6ff,#fff6ee);border-bottom:1px solid var(--line)}.cat-hero .section{padding-top:42px;padding-bottom:42px}
.category-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}.category{padding:18px;border-radius:16px;background:white;border:1px solid var(--line)}.category span{font-size:30px}.category h3{margin:8px 0 4px}.category p{font-size:13px;color:var(--muted)}
footer{margin-top:50px;background:#0d1e36;color:#d9e3f2;padding:38px 18px;text-align:center}footer a{color:#fff}
.notice{padding:12px 16px;border:1px solid #f3ca9f;background:#fff9f1;border-radius:12px}
@media(max-width:900px){.hero-inner{grid-template-columns:1fr}.hero h1{font-size:42px}.cards{grid-template-columns:repeat(2,1fr)}.category-grid{grid-template-columns:repeat(2,1fr)}.search{display:none}.fav{display:none}.article h1{font-size:36px}.article-cover{height:280px}}
@media(max-width:560px){.cards{grid-template-columns:1fr}.hero h1{font-size:36px}.hero-inner{padding-top:34px}.grid2{grid-template-columns:1fr}.results{grid-template-columns:1fr 1fr}.category-grid{grid-template-columns:1fr}.top{padding:10px 12px}.brand{font-size:20px}}

.hero:after{content:'';position:absolute;inset:0;background:radial-gradient(circle at 82% 22%,rgba(255,255,255,.18),transparent 0 18%),radial-gradient(circle at 16% 76%,rgba(255,255,255,.08),transparent 0 14%),linear-gradient(to right,transparent 60%,rgba(255,255,255,.06));pointer-events:none}