:root{--bg:#eef7fd;--cream:#fff8e9;--cream2:#f6e7c7;--ink:#18354b;--muted:#557083;--gold:#9c712d;--line:#d6e1e9;--white:#fff}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font:16px/1.65 Arial,"Noto Sans KR","Noto Sans JP",sans-serif;color:var(--ink);background:linear-gradient(180deg,#90d1f7 0%,#cceaff 24%,#f2faff 60%,#fff 100%);min-height:100vh}
body::before{content:"";pointer-events:none;position:fixed;inset:0;z-index:-1;background:radial-gradient(ellipse at 12% 12%,#ffffffb0 0 5%,transparent 6%),radial-gradient(ellipse at 80% 15%,#ffffff9c 0 7%,transparent 7%)}
a{color:#80581f;text-underline-offset:3px}a:focus-visible{outline:3px solid #a77b32;outline-offset:3px}.wrap{max-width:1060px;width:92%;margin:auto}
.top{border-bottom:1px solid #bad9ea;background:#ffffff66}.top .wrap{display:flex;justify-content:space-between;align-items:center;min-height:84px;gap:16px}.brand{font-size:clamp(18px,2.3vw,28px);font-weight:850;letter-spacing:.075em;color:#6c4a18}.domain{font-size:12px;letter-spacing:.14em;color:#526d80}
main{padding-bottom:58px}.back{display:inline-block;margin:30px 0 12px;font-weight:750;text-decoration:none}.eyebrow{font-size:12px;color:var(--gold);font-weight:800;letter-spacing:.15em;text-transform:uppercase}.hero{padding:30px 0 26px;border-bottom:1px solid #cbdce6}h1{font:700 clamp(33px,5vw,53px)/1.12 Georgia,serif;margin:11px 0;color:#18354b}.sub{font-size:16px;color:var(--muted);margin-top:4px}.section{margin:34px 0 0}.sec-num{font-size:12px;font-weight:800;letter-spacing:.16em;color:var(--gold)}h2{font:700 27px/1.23 Georgia,serif;margin:6px 0 17px;color:#193d53}
.lead{background:#fffffff0;border:1px solid #dfebef;border-radius:16px;padding:23px;box-shadow:0 9px 36px #7da7ba18;margin:0;color:#375569}.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:15px}.card{background:linear-gradient(135deg,#fffaf0,#f5e5bf);border:1px solid #bca07090;box-shadow:0 13px 35px #806b3e16;border-radius:16px;padding:22px;text-decoration:none;color:inherit;display:block;transition:transform .15s ease}.card:hover{transform:translateY(-3px)}.year{font-size:11px;font-weight:800;letter-spacing:.12em;color:#886026}.card strong{font:700 22px/1.27 Georgia,serif;display:block;margin:8px 0;color:#71491b}.card small{font-size:14px;color:#617080;display:block;min-height:22px}.card .more{display:inline-block;font-size:12px;font-weight:800;color:#80591c;margin-top:16px}
.kv{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.item{background:#ffffffdf;border:1px solid #d6e2e8;border-radius:10px;padding:14px 17px;min-width:0}.k{display:block;font-size:12px;color:#60788a}.v{font-weight:700;display:block;overflow-wrap:anywhere}.note{margin:15px 0 0;background:#fff8e9;border-left:4px solid #b18d4c;padding:13px 16px;color:#555f5c;border-radius:3px;font-size:14px}.panels{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:13px}.panel{background:#fffdfa;border:1px solid #e4ddcc;border-radius:12px;padding:20px}.panel h3{font-size:18px;color:#795524;margin:0 0 7px}.panel p{margin:0;color:#536e7f}.refs{display:grid;gap:11px}.ref{border:1px solid #decda6;background:#fff9eb;border-radius:13px;padding:18px}.ref .label{font-size:11px;letter-spacing:.12em;font-weight:800;color:#896427}.ref h3{font-size:18px;margin:6px 0;color:#76501c}.ref p{font-size:14px;color:#526e7b;margin:0 0 9px}.ref a{font-size:13px;font-weight:800}.archive-links{display:flex;flex-wrap:wrap;gap:10px;margin:14px 0}.chip{display:inline-block;border:1px solid #c7b285;border-radius:99px;padding:6px 13px;background:#fff9ed;font-size:13px;text-decoration:none;font-weight:700}
footer{border-top:1px solid #cfdfeb;text-align:center;color:#617e8e;font-size:12px;padding:23px 0 35px}
@media(max-width:820px){.grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:620px){.grid,.kv,.panels{grid-template-columns:1fr}.domain{display:none}.top .wrap{min-height:74px}.card{padding:19px}h2{font-size:24px}}

/* US 1982 proof archive extensions */
.set-stat{display:flex;gap:12px;flex-wrap:wrap;margin-top:18px}.set-stat span{display:inline-block;background:#fff9eb;color:#76501c;border:1px solid #c9b487;padding:6px 12px;border-radius:99px;font-weight:700;font-size:12px}.muted{color:#60788a}.card:focus-visible{outline:3px solid #a77b32;outline-offset:3px}

/* 1995-S Standard Clad Proof Set */