*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font:16px/1.6 "Segoe UI",Arial,sans-serif;color:#17212b;background:#f4f7fa}a{color:#1267d6}.wrap{width:min(calc(100% - 40px),1080px);margin:auto}header{position:sticky;top:0;background:#fff;border-bottom:1px solid #d9e0e7;z-index:10}.bar{min-height:68px;display:flex;align-items:center;justify-content:space-between}.brand{font-weight:800;letter-spacing:.12em;color:#17212b;text-decoration:none}nav{display:flex;gap:20px}nav a{text-decoration:none;color:#5d6976;font-weight:600}.hero{padding:90px 0 80px;background:linear-gradient(135deg,#fff,#eef5ff);border-bottom:1px solid #d9e0e7}.hero.compact{padding:65px 0 55px}.eyebrow{color:#1267d6;font-weight:800;letter-spacing:.12em;font-size:.8rem}h1{font-size:clamp(2.3rem,6vw,4.2rem);line-height:1.05;margin:8px 0 18px}.compact h1{font-size:clamp(2rem,5vw,3.4rem)}.hero p{max-width:760px;color:#5d6976;font-size:1.12rem}.button{display:inline-block;margin-top:20px;padding:11px 18px;background:#1267d6;color:#fff;text-decoration:none;border-radius:7px;font-weight:700}.cards{display:grid;grid-template-columns:1fr 1fr;gap:22px;padding:55px 0 80px}.cards article,.toc,.stage{background:#fff;border:1px solid #d9e0e7;border-radius:12px;padding:24px;box-shadow:0 8px 24px rgba(19,42,68,.05)}.layout{display:grid;grid-template-columns:260px 1fr;gap:28px;padding:42px 0 80px;align-items:start}.toc{position:sticky;top:90px;display:grid;gap:6px}.toc a{text-decoration:none;color:#5d6976;padding:7px}.stages{display:grid;gap:20px}.stage{scroll-margin-top:90px;display:grid;grid-template-columns:52px 1fr;gap:18px}.stage:target{border-color:#1267d6;box-shadow:0 0 0 3px rgba(18,103,214,.12)}.stage>b{width:44px;height:44px;border-radius:50%;display:grid;place-items:center;background:#eaf2fe;color:#1267d6}.stage h2{margin:2px 0 8px}.stage p{color:#5d6976;margin-top:0}.notice{padding:13px 15px;background:#eef5ff;border-left:4px solid #1267d6}.success>b{background:#e8f5ee;color:#157347}.warning>b{background:#fff4cf;color:#9a6700}footer{background:#fff;border-top:1px solid #d9e0e7;padding:22px 0;color:#5d6976;font-size:.9rem}@media(max-width:760px){.cards,.layout{grid-template-columns:1fr}.toc{position:static}.stage{grid-template-columns:1fr}}