:root{
  --bg:#f6f3ec;--surface:#fff;--ink:#141824;--muted:#646b7a;--line:#e7e1d4;
  --navy:#141b2d;--navy-2:#1f2a44;--gold:#c08a2c;--gold-2:#e2b45c;--gold-ink:#1a1305;
  --ok:#2f7d5b;--radius:18px;--shadow:0 1px 2px rgba(20,24,36,.06),0 8px 24px rgba(20,24,36,.08)
}
@media (prefers-color-scheme:dark){:root{
  --bg:#0f131c;--surface:#181e2b;--ink:#eee9df;--muted:#a3a9b6;--line:#283043;
  --navy:#0a0d15;--navy-2:#151c2e;--shadow:0 1px 2px rgba(0,0,0,.4),0 8px 24px rgba(0,0,0,.35)}}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.6 "Inter","Noto Sans KR",system-ui,-apple-system,"Segoe UI",sans-serif}
a{color:var(--gold)}
.wrap{max-width:720px;margin:0 auto;padding-inline:16px}

/* header */
.top{background:var(--navy);color:#f2ede2}
.top .wrap{display:flex;align-items:center;justify-content:space-between;gap:12px;height:58px}
.brand{display:flex;align-items:center;gap:9px;color:#f2ede2;text-decoration:none;font-weight:700;letter-spacing:-.01em;white-space:nowrap}
.brand i{width:28px;height:28px;border-radius:8px;background:linear-gradient(135deg,var(--gold-2),var(--gold));display:grid;place-items:center;color:var(--gold-ink);font:700 15px/1 "Noto Sans KR",sans-serif;font-style:normal}
.top nav{display:flex;gap:4px;overflow-x:auto;scrollbar-width:none}
.top nav a{color:#c9c3b6;text-decoration:none;font-size:14px;padding:6px 10px;border-radius:999px;white-space:nowrap}
.top nav a:hover,.top nav a[aria-current]{color:#fff;background:rgba(255,255,255,.1)}

/* hero + tool */
.hero{background:linear-gradient(180deg,var(--navy) 0,var(--navy-2) 140px,var(--bg) 140px)}
.hero .wrap{padding-top:22px}
.hero h1{color:#fff;font-size:clamp(26px,6vw,36px);line-height:1.15;letter-spacing:-.02em;margin:0 0 6px}
.hero p.lead{color:#c9c3b6;margin:0 0 18px;font-size:16px}
.tool{background:var(--surface);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px;border:1px solid var(--line)}
.field{display:block;font-size:13px;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.06em;margin:0 0 8px}
input[type=text],input[type=date]{font:inherit;font-size:18px;width:100%;height:52px;padding:0 14px;border:1.5px solid var(--line);border-radius:12px;background:var(--bg);color:var(--ink);outline:none;transition:border-color .15s}
input:focus{border-color:var(--gold)}
.seg{display:flex;background:var(--bg);border:1.5px solid var(--line);border-radius:12px;padding:4px;gap:4px}
.seg button{flex:1;height:40px;border:0;border-radius:9px;background:transparent;color:var(--muted);font:600 15px/1 inherit;cursor:pointer}
.seg button[aria-pressed=true]{background:var(--surface);color:var(--ink);box-shadow:0 1px 3px rgba(0,0,0,.12)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:52px;padding:0 22px;border:0;border-radius:12px;background:linear-gradient(135deg,var(--gold-2),var(--gold));color:var(--gold-ink);font:700 16px/1 inherit;cursor:pointer;width:100%;margin-top:14px;transition:transform .08s}
.btn:active{transform:scale(.98)}
.btn.small{height:38px;width:auto;margin:0;padding:0 14px;font-size:14px;background:var(--bg);border:1.5px solid var(--line);color:var(--ink)}

/* results */
.out{margin-top:16px}
.out:empty{display:none}
.namecard{position:relative;border-radius:14px;padding:22px 18px 16px;background:linear-gradient(135deg,var(--navy),var(--navy-2));color:#f2ede2;text-align:center;overflow:hidden}
.namecard::after{content:"";position:absolute;inset:auto -30px -60px auto;width:160px;height:160px;border-radius:50%;background:radial-gradient(circle,rgba(226,180,92,.25),transparent 70%)}
.namecard .ko{font:700 clamp(40px,12vw,56px)/1.1 "Noto Sans KR",sans-serif;letter-spacing:.04em}
.namecard .hj{font:400 22px/1.4 "Noto Serif KR","Noto Sans KR",serif;color:var(--gold-2);letter-spacing:.2em;margin-top:2px}
.namecard .en{font-size:20px;font-weight:600;margin-top:10px}
.namecard .rr{font-size:13px;color:#a9b0c0;margin-top:2px}
.meanings{display:flex;gap:8px;justify-content:center;flex-wrap:wrap;margin-top:14px}
.chip{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);border-radius:999px;padding:5px 12px;font-size:14px}
.chip b{color:var(--gold-2);font-weight:600;margin-right:4px}
.actions{display:flex;gap:8px;justify-content:center;margin-top:12px}
.history{display:flex;gap:6px;flex-wrap:wrap;margin-top:12px;justify-content:center}
.history button{border:1px solid var(--line);background:var(--surface);color:var(--ink);border-radius:999px;padding:4px 12px;font:15px "Noto Sans KR",sans-serif;cursor:pointer}
.big{font:700 clamp(36px,11vw,52px)/1.15 "Noto Sans KR",sans-serif;text-align:center}
.hint{color:var(--muted);font-size:14px;text-align:center;margin-top:6px}
.stats{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.stat{border-radius:14px;padding:14px;background:var(--bg);border:1px solid var(--line)}
.stat.main{grid-column:1/-1;background:linear-gradient(135deg,var(--navy),var(--navy-2));color:#f2ede2;border:0;text-align:center}
.stat span{display:block;font-size:13px;color:var(--muted)}
.stat.main span{color:#a9b0c0}
.stat b{display:block;font-size:32px;line-height:1.2;letter-spacing:-.02em}
.stat.main b{font-size:56px;color:var(--gold-2)}
.stat small{display:block;font-size:12px;color:var(--muted)}
.tabs{display:flex;gap:6px;margin-bottom:16px}
.tabs button{flex:1;height:44px;border-radius:12px;border:1.5px solid var(--line);background:var(--bg);color:var(--muted);font:600 15px/1 inherit;cursor:pointer}
.tabs button[aria-selected=true]{border-color:var(--gold);color:var(--ink);background:var(--surface)}

/* content */
main.content{padding-top:8px;padding-bottom:40px}
.content h2{font-size:20px;letter-spacing:-.01em;margin:34px 0 10px}
.content p{margin:0 0 12px}
.steps{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.steps li{display:flex;gap:12px;align-items:flex-start;background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:12px 14px}
.steps li i{flex:0 0 26px;height:26px;border-radius:50%;background:var(--gold);color:var(--gold-ink);font:700 13px/26px inherit;text-align:center;font-style:normal}
.tablewrap{overflow-x:auto;border:1px solid var(--line);border-radius:14px;background:var(--surface)}
table{border-collapse:collapse;width:100%;font-size:15px}
td,th{padding:10px 12px;text-align:left;border-bottom:1px solid var(--line);white-space:nowrap}
tr:last-child td{border-bottom:0}
th{font-size:12px;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);font-weight:600}
details{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:0 14px;margin-bottom:8px}
summary{cursor:pointer;font-weight:600;padding:13px 0;list-style:none}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";float:right;color:var(--gold);font-weight:700}
details[open] summary::after{content:"–"}
details p{margin:0 0 13px;color:var(--muted)}
.cards{display:grid;gap:12px}
.cardlink{display:flex;gap:14px;align-items:center;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:16px;text-decoration:none;color:inherit;box-shadow:var(--shadow);transition:transform .12s}
.cardlink:hover{transform:translateY(-2px)}
.cardlink .ic{flex:0 0 52px;height:52px;border-radius:14px;background:linear-gradient(135deg,var(--navy),var(--navy-2));color:var(--gold-2);display:grid;place-items:center;font:700 22px/1 "Noto Sans KR",sans-serif}
.cardlink h3{margin:0;font-size:17px}
.cardlink p{margin:2px 0 0;color:var(--muted);font-size:14px}
.cardlink .go{margin-left:auto;color:var(--gold);font-size:22px}
.more{display:flex;gap:8px;flex-wrap:wrap}
.more a{background:var(--surface);border:1px solid var(--line);border-radius:999px;padding:7px 14px;text-decoration:none;color:var(--ink);font-size:14px}
footer{border-top:1px solid var(--line);color:var(--muted);font-size:13px;padding:18px 0 36px}
footer a{color:var(--muted);margin-right:14px}
.toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%);background:var(--ink);color:var(--bg);padding:9px 16px;border-radius:999px;font-size:14px;opacity:0;transition:opacity .2s;pointer-events:none}
.toast.on{opacity:1}
#years td:last-child{white-space:normal;min-width:220px}