:root{--bg:#f3f1eb;--paper:#faf9f5;--ink:#162126;--muted:#637076;--line:#d7d8d1;--water:#1d5966;--sand:#c66b32;--max:1240px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--bg);color:var(--ink);margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;line-height:1.55}a{color:inherit;text-decoration:none}.site{width:min(var(--max),calc(100% - 48px));margin:auto}.nav{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;height:82px;display:flex}.brand{letter-spacing:-.07em;font-size:1.15rem;font-weight:950}.brand span{color:var(--sand)}.tag,.eyebrow{letter-spacing:.14em;text-transform:uppercase;color:var(--muted);font-size:.68rem;font-weight:900}.hero{max-width:980px;padding:100px 0 70px}.hero h1{letter-spacing:-.075em;margin:14px 0 26px;font-size:clamp(3.2rem,7vw,6.5rem);line-height:.92}.hero p,.lead{color:var(--muted);max-width:790px;font-size:1.16rem}.themes{grid-template-columns:repeat(3,1fr);gap:16px;display:grid}.theme{background:var(--paper);border:1px solid var(--line);border-radius:22px;flex-direction:column;min-height:340px;padding:28px;transition:transform .18s,border-color .18s;display:flex}.theme:hover{border-color:#aeb8b5;transform:translateY(-4px)}.number{color:var(--sand);letter-spacing:.12em;font-size:.72rem;font-weight:900}.theme h2{letter-spacing:-.055em;margin:52px 0 12px;font-size:2rem;line-height:1}.theme p{color:var(--muted);margin:0}.methods{letter-spacing:.07em;color:var(--water);margin-top:auto;padding-top:28px;font-size:.7rem;font-weight:900}.arrow{margin-top:20px;font-weight:900}.method{border-bottom:1px solid var(--line);grid-template-columns:1fr 1.2fr;gap:60px;padding:110px 0 90px;display:grid}.method h2{letter-spacing:-.06em;margin:8px 0;font-size:2.6rem}.method p{color:var(--muted);margin:0;font-size:1.05rem}.site footer{color:var(--muted);padding:28px 0 50px;font-size:.75rem}.topic{width:min(1050px,100% - 48px);margin:auto;padding:38px 0 90px}.back{color:var(--water);margin-bottom:80px;font-weight:850;display:inline-block}.topic h1{letter-spacing:-.08em;max-width:900px;margin:12px 0 24px;font-size:clamp(3.4rem,8vw,7rem);line-height:.9}.method-grid{grid-template-columns:repeat(2,1fr);gap:12px;margin-top:70px;display:grid}.method-card{background:var(--paper);border:1px solid var(--line);border-radius:18px;padding:22px}.method-card span{color:var(--sand);font-size:.68rem;font-weight:900}.method-card h2{letter-spacing:-.03em;margin:24px 0 7px;font-size:1.3rem}.method-card p{color:var(--muted);margin:0;font-size:.86rem}@media (max-width:800px){.site,.topic{width:min(100% - 28px,1050px)}.nav{height:68px}.tag{display:none}.hero{padding:65px 0 45px}.themes,.method{grid-template-columns:1fr}.theme{min-height:260px}.theme h2{margin-top:35px}.method{gap:20px;padding:70px 0}.method-grid{grid-template-columns:1fr;margin-top:45px}}