*{margin:0;padding:0;box-sizing:border-box}
:root{--bg:#0d1512;--card:#13201b;--line:#25382f;--ink:#e9f2ec;--dim:#93aa9d;--gold:#e3b74a;--gold2:#f1cf7e;
  --green:#3ecf8e;--red:#ff6b6b}
body{background:radial-gradient(800px 500px at 50% -10%,#16241e 0%,var(--bg) 60%);color:var(--ink);
  font-family:'Noto Sans KR',sans-serif;min-height:100vh;line-height:1.65}
.wrap{max-width:560px;margin:0 auto;padding:26px 16px 56px}
.hidden{display:none!important}
.top{text-align:center;padding:4px 0 18px}
h1{font-size:34px;font-weight:900}
.tg{color:var(--dim);font-size:14px;margin-top:6px}
.tg b{color:var(--gold2)}

.drop{display:block;background:var(--card);border:2px dashed var(--line);border-radius:18px;cursor:pointer;
  overflow:hidden;transition:.2s;min-height:190px;position:relative}
.drop:hover{border-color:var(--gold)}
.dropin{text-align:center;padding:40px 16px}
.ic{font-size:44px}
.dt{font-weight:700;margin-top:8px}
.ds{font-size:12.5px;color:var(--dim);margin-top:4px}
#preview{width:100%;max-height:340px;object-fit:contain;background:#0a0f0d;display:block}
.prime{display:block;width:100%;margin-top:14px;background:linear-gradient(135deg,var(--gold),#c2902a);
  color:#221803;border:none;border-radius:14px;padding:16px;font-size:17px;font-weight:800;font-family:inherit;
  cursor:pointer;box-shadow:0 6px 20px #e3b74a33}
.prime:disabled{opacity:.55}

.card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:18px;box-shadow:0 12px 36px #0008}
.ch{font-size:14.5px;font-weight:800;color:var(--gold2);margin-bottom:10px}
.conf{font-size:11px;border:1px solid var(--line);border-radius:100px;padding:2px 10px;color:var(--dim);vertical-align:2px}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:8px}
.lb{display:block;font-size:12px;color:var(--dim);margin:8px 0 4px}
.opt{opacity:.7}
input{width:100%;background:#0c1410;border:1px solid var(--line);border-radius:10px;color:var(--ink);
  padding:10px 12px;font-size:14.5px;font-family:inherit}
input:focus{outline:none;border-color:var(--gold)}
.obs{font-size:12.5px;color:var(--dim);background:#0c1410;border-left:3px solid var(--gold);
  border-radius:6px;padding:8px 12px;margin-top:8px}
.chips{display:flex;flex-wrap:wrap;gap:7px}
.chip{background:#0c1410;border:1px solid var(--line);color:var(--dim);border-radius:100px;padding:8px 13px;
  font-size:13px;cursor:pointer;font-family:inherit}
.chip.on{background:#2b2410;border-color:var(--gold);color:var(--gold2);font-weight:700}

/* 감정서 */
.cert{background:linear-gradient(180deg,#f8f3e6,#f1e9d2);color:#2b2415;border-radius:16px;padding:24px 20px;
  box-shadow:0 16px 44px #000a;position:relative;overflow:hidden}
.cert::before{content:"鑑 定 書";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%) rotate(-18deg);
  font-family:'Noto Serif KR',serif;font-size:84px;font-weight:900;color:#00000008;letter-spacing:20px;white-space:nowrap}
.certh{text-align:center;font-family:'Noto Serif KR',serif;font-weight:900;font-size:19px;letter-spacing:6px;color:#6b5a2e;
  border-bottom:2px solid #d8cba9;padding-bottom:10px;margin-bottom:14px}
.item{text-align:center;font-family:'Noto Serif KR',serif;font-size:21px;font-weight:900;margin-bottom:2px}
.itemsub{text-align:center;font-size:12px;color:#7a6c4a;margin-bottom:14px}
.prices{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:12px 0;position:relative}
.pcard{background:#ffffffb0;border:1px solid #e0d5b4;border-radius:12px;padding:12px;text-align:center}
.pcard .t{font-size:11.5px;color:#8a7a52}
.pcard .v{font-family:'Noto Serif KR',serif;font-size:24px;font-weight:900;color:#2b2415}
.pcard.fair{border-color:var(--gold);background:#fff8e2}
.pcard.fair .v{color:#9a6e12}
.newline{text-align:center;font-size:12px;color:#7a6c4a}
.newline b{color:#4a3d1c}
.curve{display:flex;justify-content:space-between;gap:8px;margin:12px 0 4px;font-size:12px;color:#6b5a2e;text-align:center}
.curve .c{flex:1;background:#ffffff90;border-radius:9px;padding:7px 4px}
.curve .c b{display:block;font-size:14.5px;color:#2b2415}
.reason{font-size:13px;color:#4a3d24;background:#ffffff90;border-radius:10px;padding:10px 12px;margin-top:8px;line-height:1.7}
.oneline{text-align:center;font-family:'Noto Serif KR',serif;font-size:14.5px;color:#6b5a2e;margin-top:12px}
.stamp{position:absolute;right:18px;bottom:14px;width:64px;height:64px;border:3px solid #c23b3b;border-radius:50%;
  color:#c23b3b;display:flex;align-items:center;justify-content:center;font-family:'Noto Serif KR',serif;
  font-weight:900;font-size:15px;transform:rotate(-12deg);opacity:.85;letter-spacing:2px}
.tip{margin-top:14px;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:12px 14px;font-size:13.5px;color:var(--dim)}
.tip b{color:var(--gold2)}

.listing{margin-top:14px;background:var(--card);border:1px solid var(--line);border-radius:16px;padding:16px}
.listing .lh{font-size:14px;font-weight:800;color:var(--gold2);margin-bottom:10px;display:flex;justify-content:space-between;align-items:center}
.copybtn{background:#0c1410;border:1px solid var(--gold);color:var(--gold2);border-radius:100px;padding:7px 14px;
  font-size:12.5px;font-family:inherit;font-weight:700;cursor:pointer}
.ltitle{font-weight:800;font-size:15.5px;margin-bottom:8px}
.lbody{font-size:14px;color:#cfe0d5;white-space:pre-wrap;line-height:1.8;background:#0c1410;border-radius:10px;padding:12px}
.rbtns{display:flex;gap:8px;justify-content:center;margin-top:16px;flex-wrap:wrap}
.rbtns button{background:var(--card);border:1px solid var(--line);color:var(--ink);border-radius:100px;
  padding:12px 20px;font-family:inherit;font-size:14px;cursor:pointer}
.spin{text-align:center;padding:36px 0;color:var(--dim)}
.spin .big{font-size:38px;animation:sp 1.2s linear infinite;display:inline-block}
@keyframes sp{to{transform:rotate(360deg)}}
.foot{text-align:center;color:#54705f;font-size:11px;margin-top:34px;line-height:1.8}
@media(max-width:420px){h1{font-size:28px}.row2{grid-template-columns:1fr}}