:root{--paper:#f2efe8;--ink:#111;--blue:#1f4fff;--orange:#ff5a1f;--muted:#68625a;--white:#faf8f2}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:Arial,Helvetica,sans-serif}.wrap{width:min(calc(100% - 24px),1180px);margin:auto;padding:18px 0 42px}a{color:inherit}.top{display:flex;justify-content:space-between;gap:16px;align-items:center;border-top:2px solid var(--ink);border-bottom:2px solid var(--ink);padding:11px 0;font:700 11px "Courier New",monospace;text-transform:uppercase;letter-spacing:.08em}.top a{padding:8px 10px;border:1px solid var(--ink);text-decoration:none}.hero{display:grid;grid-template-columns:1.35fr .65fr;gap:24px;padding:34px 0 28px;border-bottom:2px solid var(--ink)}.hero h1{font-size:clamp(3.2rem,8vw,7.5rem);line-height:.8;letter-spacing:-.075em;margin:0;text-transform:uppercase}.hero h1 span{display:block;color:var(--blue)}.side{border-left:2px solid var(--ink);padding-left:20px;line-height:1.6}.kicker{font:700 11px "Courier New",monospace;text-transform:uppercase;letter-spacing:.09em;color:var(--muted)}section{padding:28px 0;border-bottom:2px solid var(--ink)}h2{font-size:clamp(2rem,5vw,4rem);line-height:.9;letter-spacing:-.05em;text-transform:uppercase;margin:0 0 18px}.grid{display:grid;grid-template-columns:repeat(3,1fr);border:2px solid var(--ink)}.card{padding:18px;min-height:230px;background:var(--white)}.card+.card{border-left:1px solid var(--ink)}.card h3{font-size:1.6rem;letter-spacing:-.035em;margin:8px 0}.card p,.card li{line-height:1.55}.card ul{padding-left:18px}.rule{display:grid;grid-template-columns:70px 1fr;gap:18px;padding:16px 0;border-top:1px solid var(--ink)}.rule:first-of-type{border-top:2px solid var(--ink)}.n{font:700 12px "Courier New",monospace;color:var(--muted)}.rule strong{font-size:1.15rem}.rule p{margin:6px 0 0;line-height:1.55;color:#3f3b35}.sources{display:grid;grid-template-columns:1fr 1fr;gap:8px}.source{border:1px solid var(--ink);padding:13px;background:var(--white)}.source strong{display:block;margin-bottom:6px}.source p{margin:0 0 9px;line-height:1.45;color:#3f3b35}.btn{display:inline-block;border:1px solid var(--ink);padding:6px 8px;text-decoration:none;font:700 10px "Courier New",monospace;text-transform:uppercase}.btn:hover{background:var(--ink);color:var(--paper)}.stamp{background:#e2e8ff;border-left:10px solid var(--blue);padding:15px 17px;line-height:1.55}.teacher{background:#111;color:#f2efe8;border-left:10px solid var(--orange);padding:16px 18px;line-height:1.6}.teacher strong{color:#f2d75c}.foot{padding:18px 0;font:700 10px "Courier New",monospace;text-transform:uppercase;color:var(--muted)}@media(max-width:850px){.hero,.grid{grid-template-columns:1fr}.side{border-left:0;border-top:1px solid var(--ink);padding:16px 0 0}.card+.card{border-left:0;border-top:1px solid var(--ink)}.sources{grid-template-columns:1fr}}@media(max-width:620px){.top{align-items:flex-start;flex-direction:column}.hero h1{font-size:3.6rem}.rule{grid-template-columns:1fr}}