:root{--bg:#f4f0e6;--paper:#fffdf7;--ink:#252119;--muted:#746b5c;--line:#d8cdb9;--red:#9c3428;--gold:#a27c3b;--green:#405d49;--shadow:0 16px 50px rgba(67,52,31,.10)}*{box-sizing:border-box}html{background:var(--bg)}body{margin:0;color:var(--ink);background:radial-gradient(circle at 15% -10%,#fff 0,transparent 35%),linear-gradient(180deg,#f8f4eb,#eee7da);font-family:Songti SC,STSong,"Noto Serif SC",Georgia,serif;min-height:100vh}button,input,select,textarea{font:inherit}button{cursor:pointer}a{color:inherit;text-decoration:none}.shell{max-width:1220px;margin:0 auto;padding:28px 22px 70px}.topbar{justify-content:space-between;gap:18px;margin-bottom:26px}.brand,.topbar{display:flex;align-items:center}.brand{gap:13px}.seal{width:46px;height:46px;border:2px solid var(--red);color:var(--red);display:grid;place-items:center;border-radius:8px;font-weight:800;transform:rotate(-2deg)}.brand h1,.seal{letter-spacing:.06em}.brand h1{font-size:24px;margin:0}.brand p{margin:3px 0 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