:root{--bg:#f6f8fb;--paper:#fff;--ink:#161214;--ink2:#6e5f64;--muted:#b8a6af;--line:#e1e7ef;--softline:#edf1f5;--brand:#22181c;--accent:#5c1d3d;--accent-soft:#5c1d3d12;--accent-border:#5c1d3d33;--shadow:0 16px 38px rgba(34, 24, 28,.07)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:radial-gradient(circle at 100% 0,rgba(92,29,61,.05),transparent 28rem),radial-gradient(circle at 0 31rem,rgba(180,83,9,.045),transparent 26rem),var(--bg);color:var(--ink);font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Arial,sans-serif;line-height:1.5;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}.wrap{width:min(1180px,calc(100% - 32px));margin:auto}.site-header{height:66px;position:sticky;top:0;z-index:90;background:#fffffff5;backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}.header-inner{height:100%;display:flex;align-items:center;justify-content:space-between;gap:16px}.brand{display:flex;gap:11px;align-items:center}.brand-mark{width:39px;height:39px;border-radius:11px;background:linear-gradient(145deg,#22181c,#5c1d3d);display:grid;place-items:center;color:#fff;font-weight:900}.brand-name{display:block;font-weight:850}.brand-sub{display:block;color:var(--muted);font-size:.68rem}.back-btn{display:inline-flex;align-items:center;gap:6px;font-size:.84rem;font-weight:700;color:var(--accent);padding:8px 14px;border-radius:10px;background:var(--accent-soft);border:1px solid var(--accent-border);transition:all .15s}.back-btn:hover{background:var(--accent);color:#fff}.hero{padding:32px 0 24px}.breadcrumb{display:flex;gap:6px;align-items:center;flex-wrap:wrap;color:var(--muted);font-size:.78rem;margin-bottom:12px}.breadcrumb a:hover{color:var(--accent)}.kicker{display:inline-flex;gap:7px;align-items:center;color:var(--accent);font-size:.72rem;font-weight:800;text-transform:uppercase;letter-spacing:.08em;margin-bottom:6px}.kicker:before{content:"";width:18px;height:2px;background:var(--accent);border-radius:99px}h1{margin:0 0 10px;font-size:clamp(1.6rem,3.2vw,2.4rem);font-weight:900;letter-spacing:-.03em;color:#161214;line-height:1.15}.lead{margin:0 0 16px;color:var(--ink2);font-size:.96rem;max-width:820px;line-height:1.6}.exam-badges{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}.exam-chip{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border-radius:999px;background:#eef2ff;border:1px solid #fde68a;color:#3f1128;font-size:.76rem;font-weight:700}.main-grid{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:24px;padding-bottom:64px}.card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px;margin-bottom:18px;box-shadow:0 2px 10px #22181c08}.card h2{margin:0 0 12px;font-size:1.25rem;letter-spacing:-.02em;color:#161214}.card p{margin:0 0 14px;color:var(--ink2);line-height:1.65;font-size:.92rem}.checklist{display:grid;gap:8px;margin-top:14px}.check-item{display:flex;align-items:flex-start;gap:10px;padding:10px 12px;border:1px solid var(--softline);border-radius:10px;background:#fbfcfe;font-size:.85rem;color:var(--ink);cursor:pointer}.check-item input{margin-top:3px;accent-color:var(--accent);cursor:pointer}.sidebar-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:20px;position:sticky;top:86px}.sidebar-card h3{margin:0 0 10px;font-size:.95rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted)}.action-box{background:var(--accent-soft);border:1px solid var(--accent-border);border-radius:14px;padding:16px;margin-top:14px;text-align:center}.action-box strong{display:block;font-size:.92rem;color:var(--accent)}.action-box p{margin:6px 0 12px;font-size:.78rem;color:var(--ink2)}.action-btn{display:inline-block;padding:9px 16px;background:var(--accent);color:#fff;font-size:.78rem;font-weight:800;border-radius:9px}.footer{padding:30px 0;background:#fff;border-top:1px solid var(--line);color:var(--muted);font-size:.78rem;margin-top:40px}.footer-inner{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}.footer a{color:#5c1d3d;font-weight:700}@media(max-width:860px){.main-grid{grid-template-columns:1fr}.sidebar-card{position:static}}