:root{--bg:#f2f0ea;--ink:#111;--muted:#6d6b65;--line:#d4d1c8;--accent:#d6ff42;--dark:#121212;--card:#f8f7f2}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Arial,Helvetica,sans-serif;background:var(--bg);color:var(--ink);line-height:1.6}a{color:inherit;text-decoration:none}
.topbar{position:sticky;top:0;z-index:30;display:flex;align-items:center;justify-content:space-between;padding:18px 4vw;border-bottom:1px solid rgba(0,0,0,.12);background:rgba(242,240,234,.93);backdrop-filter:blur(12px)}
.brand{font-weight:900;letter-spacing:-1px;font-size:24px}.topbar nav{display:flex;gap:24px;font-size:14px}.btn{display:inline-block;background:var(--ink);color:#fff;padding:14px 20px;border-radius:999px;font-weight:700}.btn-accent{background:var(--accent);color:#111}
.wrap{width:min(1120px,92vw);margin:auto}.crumbs{padding-top:28px;font-size:13px;color:var(--muted)}.hero{padding:64px 0 52px;border-bottom:1px solid var(--line)}
.eyebrow{text-transform:uppercase;letter-spacing:.12em;font-size:12px;color:var(--muted);margin-bottom:16px}h1{font-size:clamp(42px,6.8vw,82px);line-height:.96;letter-spacing:-.055em;margin:0;max-width:980px}.lead{font-size:21px;color:#45433e;max-width:820px;margin:25px 0}.meta{display:flex;gap:16px;flex-wrap:wrap;color:var(--muted);font-size:13px;margin-top:18px}
.article{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:60px;padding:66px 0}.article-body{font-size:18px}.article-body h2{font-size:34px;line-height:1.08;letter-spacing:-.035em;margin:48px 0 18px}.article-body p{margin:0 0 20px}.article-body ul{padding-left:22px;margin:0 0 24px}
.answer-box{background:var(--card);border:1px solid var(--line);border-radius:22px;padding:28px;margin:10px 0 34px}.answer-box strong{font-size:20px}.note{border-left:5px solid var(--accent);background:#ece9df;padding:18px 20px;margin:30px 0;border-radius:0 14px 14px 0}
.side-card{position:sticky;top:100px;background:var(--dark);color:#fff;border-radius:22px;padding:26px}.side-card p{color:#b9b9b3}.side-card .btn{background:var(--accent);color:#111;width:100%;text-align:center}
.related{padding:64px 0;border-top:1px solid var(--line)}.related h2,.blog-index h2{font-size:clamp(34px,4.5vw,58px);line-height:1;letter-spacing:-.04em;margin:0 0 28px}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.card{display:flex;flex-direction:column;justify-content:space-between;min-height:250px;padding:24px;border:1px solid var(--line);border-radius:18px;background:rgba(255,255,255,.28)}.card .tag{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.08em}.card h3{font-size:24px;line-height:1.1;margin:34px 0 18px}.card p{color:var(--muted);margin:0}
.blog-index{padding:64px 0}.filters{display:flex;gap:10px;flex-wrap:wrap;margin:0 0 28px}.filter{border:1px solid var(--line);padding:8px 12px;border-radius:999px;font-size:13px}
.cta{background:var(--accent);border-radius:24px;padding:34px;display:grid;grid-template-columns:1fr auto;gap:24px;align-items:center;margin:40px 0}.cta h2{font-size:34px;line-height:1;margin:0}
footer{padding:28px 4vw;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:20px;font-size:13px}
@media(max-width:900px){.topbar nav{display:none}.article{grid-template-columns:1fr}.side-card{position:static}.grid{grid-template-columns:1fr 1fr}.cta{grid-template-columns:1fr}}
@media(max-width:600px){.grid{grid-template-columns:1fr}.hero{padding-top:46px}h1{font-size:46px}.lead{font-size:18px}.article{padding-top:44px}footer{flex-direction:column}}