:root{--bg:#fff7ed;--ink:#172033;--muted:#64748b;--brand:#f97316;--blue:#0f3b57;--card:#ffffff;--line:rgba(15,59,87,.14);--shadow:0 18px 48px rgba(15,23,42,.10)}
*{box-sizing:border-box}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:radial-gradient(circle at top left,rgba(249,115,22,.18),transparent 34rem),linear-gradient(180deg,#fff7ed 0%,#f8fafc 100%);color:var(--ink);line-height:1.75}a{color:inherit}.shell{max-width:1120px;margin:0 auto;padding:20px}.topbar{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:18px}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;font-weight:900}.brand img{width:48px;height:48px;border-radius:14px;object-fit:cover}.nav{display:flex;flex-wrap:wrap;gap:10px}.nav a{font-weight:800;text-decoration:none;color:#0f3b57;padding:7px 10px;border-radius:999px;background:rgba(15,59,87,.07)}.nav a:hover{background:#0f3b57;color:white}.hero{border-radius:30px;padding:clamp(26px,5vw,54px);background:linear-gradient(135deg,rgba(15,59,87,.95),rgba(7,17,31,.86)),url('/images/banner.jpg');background-size:cover;background-position:center;color:white;box-shadow:var(--shadow)}.eyebrow{color:#f4c542;text-transform:uppercase;letter-spacing:.14em;font-size:.75rem;font-weight:900}.hero h1{font-size:clamp(2rem,5vw,4.2rem);line-height:1;margin:12px 0;letter-spacing:-.055em}.hero p{max-width:760px;color:#e2e8f0;font-size:1.08rem}.content{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:24px;align-items:start;margin-top:24px}.card,article{background:rgba(255,255,255,.95);border:1px solid var(--line);border-radius:26px;box-shadow:var(--shadow)}article{padding:clamp(22px,4vw,42px)}.card{padding:22px;position:sticky;top:16px}h2{color:var(--blue);font-size:clamp(1.45rem,2.5vw,2rem);line-height:1.2;margin:36px 0 12px}h2:first-child{margin-top:0}.lead{font-size:1.12rem;color:#334155;border-left:5px solid var(--brand);padding-left:16px}.button{display:inline-flex;align-items:center;justify-content:center;border-radius:999px;padding:10px 15px;background:linear-gradient(135deg,#f97316,#facc15);font-weight:900;text-decoration:none;color:#281100}.secondary{background:#0f3b57;color:white}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px}.post-card{padding:20px;border:1px solid var(--line);border-radius:22px;background:white}.post-card h2{font-size:1.35rem;margin:0 0 8px}.meta{color:var(--muted);font-size:.92rem}.tips{padding-left:20px}.tips li{margin-bottom:8px}.footer{margin:30px 0 10px;text-align:center;color:var(--muted)}.footer a{color:#0f3b57;font-weight:850;text-decoration:none}.footer a:hover{text-decoration:underline}@media(max-width:820px){.shell{padding:12px}.content{grid-template-columns:1fr}.card{position:static}.topbar{align-items:flex-start;flex-direction:column}.hero{border-radius:24px}}