:root{--paper:#f3f0e9;--ink:#151515;--muted:#716f69;--line:#cbc6bb;--amber:#d8942f;--acid:#d9f55f;--white:#fffdf8}
*{box-sizing:border-box}
[hidden]{display:none!important}
body{margin:0;background:var(--paper);color:var(--ink);font-family:Inter,"PingFang SC","Helvetica Neue",Arial,sans-serif}
.masthead{position:sticky;top:0;z-index:10;display:flex;justify-content:space-between;padding:18px 4vw;border-bottom:1px solid var(--line);background:#f3f0e9e8;backdrop-filter:blur(16px);font:700 10px/1.2 ui-monospace,monospace;letter-spacing:.14em}
.masthead a{color:inherit;text-decoration:none}
.masthead b{color:#8a5b13}
main{width:min(1240px,92vw);margin:auto}
.hero{padding:8vw 0 5vw}
.eyebrow{font:700 10px/1 ui-monospace,monospace;letter-spacing:.2em;color:#8a5b13}
.hero h1{margin:.18em 0;font:500 clamp(64px,11vw,150px)/.84 Georgia,serif;letter-spacing:-.07em}
.hero h1 i{font-weight:400;color:var(--amber)}
.lede{max-width:690px;font-size:clamp(16px,2vw,25px);line-height:1.45}
.model-strip{display:flex;gap:8px;flex-wrap:wrap;margin-top:38px}
.model-strip span{padding:9px 12px;border:1px solid var(--line);font:700 9px ui-monospace,monospace;letter-spacing:.08em}
.workspace{border:1px solid var(--line);background:var(--white)}
.mode-tabs{display:grid;grid-template-columns:repeat(2,1fr);border-bottom:1px solid var(--line)}
.mode-tabs button{padding:18px;border:0;border-right:1px solid var(--line);background:transparent;color:var(--muted);cursor:pointer}
.mode-tabs button:last-child{border:0}
.mode-tabs button.active{background:var(--ink);color:white}
.profiles{display:grid;grid-template-columns:1fr 50px 1fr;align-items:center;padding:30px}
.profiles.single{grid-template-columns:1fr;padding-right:30px}
.profiles.single .profile-card{max-width:720px}
.profile-card{align-self:stretch;border:1px solid var(--line);background:#fff}
.profile-card header{display:flex;justify-content:space-between;align-items:end;padding:20px;border-bottom:1px solid var(--line)}
.profile-card header span,.result header span{font:700 9px ui-monospace,monospace;letter-spacing:.16em;color:#8a5b13}
.profile-card h2,.result h2{margin:0;font:500 28px Georgia,serif}
.fields{display:grid;grid-template-columns:1fr 1fr;gap:16px;padding:20px}
.fields>label,.fields>div{min-width:0}
.fields label>span,.accuracy>span{display:block;margin-bottom:7px;color:var(--muted);font-size:10px}
input,select{width:100%;height:42px;padding:0 10px;border:1px solid var(--line);border-radius:0;background:#fff;font:inherit}
.name-field,.date-field,.accuracy,.exact-time,.range-time,.precision-note{grid-column:1/-1}
.accuracy>div{display:grid;grid-template-columns:repeat(3,1fr)}
.accuracy button{padding:11px 5px;border:1px solid var(--line);border-right:0;background:transparent;cursor:pointer}
.accuracy button:last-child{border-right:1px solid var(--line)}
.accuracy button.active{background:var(--acid)}
.place-grid,.coordinates{display:grid;grid-template-columns:1fr 1fr;gap:8px;grid-column:1/-1}
.wheel-time{display:grid;grid-template-columns:1fr 30px 1fr;align-items:center;width:min(330px,100%);height:164px;margin:auto;overflow:hidden;border:1px solid var(--line);background:linear-gradient(transparent 39%,#d8942f18 39% 61%,transparent 61%);user-select:none}
.wheel-time>b{text-align:center}
.wheel-column{display:flex;flex-direction:column;touch-action:none;cursor:ns-resize}
.wheel-column button{height:32px;border:0;background:transparent;color:#aaa;cursor:inherit}
.wheel-column button.selected{color:var(--ink);font-size:20px;font-weight:700}
.precision-note{margin:0;color:#9a6d2e;font-size:9px;line-height:1.4}
.swap{text-align:center;font:32px Georgia,serif}
.scan-range{display:grid;grid-template-columns:1.1fr 1fr 1fr;gap:18px;padding:25px 30px;border-top:1px solid var(--line)}
.scan-range header{grid-column:1/-1;display:flex;align-items:end;justify-content:space-between;padding-bottom:16px;border-bottom:1px solid var(--line)}
.scan-range header span,.scan-detail header span{font:700 9px ui-monospace,monospace;letter-spacing:.16em;color:#8a5b13}
.scan-range h2{margin:0;font:500 25px Georgia,serif}
.scan-range label>span{display:block;margin-bottom:7px;color:var(--muted);font-size:10px}
.scan-range p{grid-column:1/-1;margin:2px 0 0;color:var(--muted);font-size:11px;line-height:1.6}
.privacy{display:flex;gap:10px;padding:20px 30px;border-top:1px solid var(--line);color:var(--muted);font-size:11px;line-height:1.6}
.privacy input{width:auto;height:auto}
.run{display:flex;justify-content:space-between;width:100%;padding:22px 30px;border:0;background:var(--amber);cursor:pointer}
.run span{font:700 9px ui-monospace,monospace;letter-spacing:.15em}
.run strong{font-size:15px}
.progress{margin:30px 0;padding:25px;border:1px solid var(--line);background:#fff}
.progress>div{height:6px;background:#ddd}
.progress i{display:block;height:100%;background:var(--amber);transition:.25s}
.progress p{display:inline-block}
.progress button{float:right;margin-top:10px;border:0;background:transparent;text-decoration:underline;cursor:pointer}
.result{margin:60px 0;border:1px solid var(--line);background:#fff}
.result>header{display:flex;justify-content:space-between;align-items:end;padding:30px;border-bottom:1px solid var(--line)}
.result>header p{max-width:500px;margin:0;color:var(--muted);font-size:11px;line-height:1.5}
.metric-grid{display:grid;grid-template-columns:repeat(3,1fr)}
.metric{padding:24px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
.metric:nth-child(3n){border-right:0}
.metric span,.limerence span,.systems span{display:block;color:var(--muted);font-size:10px}
.metric strong,.limerence strong,.systems strong{display:block;margin:20px 0 14px;font:500 35px Georgia,serif}
.metric strong small,.limerence strong small,.systems strong small{display:block;margin-top:8px;color:var(--muted);font:9px ui-monospace,monospace}
.metric>div{height:3px;background:#eee}
.metric i{display:block;height:100%;background:var(--ink)}
.metric.primary{background:var(--acid)}
.limerence,.systems{display:grid;grid-template-columns:repeat(2,1fr);border-bottom:1px solid var(--line)}
.limerence article,.systems article{position:relative;padding:25px;border-right:1px solid var(--line)}
.limerence article:last-child,.systems article:last-child{border:0}
.limerence em{position:absolute;right:20px;top:20px;color:#8a5b13;font:700 8px ui-monospace,monospace}
.systems{grid-template-columns:repeat(3,1fr)}
details{padding:24px}
details pre{max-height:420px;overflow:auto;padding:16px;background:#171717;color:#d9f55f;font:10px/1.5 ui-monospace,monospace}
.table-wrap{overflow:auto}
table{width:100%;border-collapse:collapse}
th,td{padding:14px 20px;border-bottom:1px solid var(--line);text-align:left;font-size:11px}
th{position:sticky;top:0;background:#fff;font:700 9px ui-monospace,monospace}
.date-detail{padding:0;border:0;background:transparent;color:#8a5b13;font:700 11px ui-monospace,monospace;text-decoration:underline;cursor:pointer}
.table-note{padding:0 20px 15px;color:var(--muted);font-size:10px}
.scan-detail-row>td{padding:0;background:var(--paper)}
.scan-detail{margin:14px;border:1px solid var(--line);background:#fff}
.scan-detail>header{display:flex;align-items:end;justify-content:space-between;padding:20px 24px;border-bottom:1px solid var(--line)}
.scan-detail h3{margin:0;font:500 25px Georgia,serif}
.scan-detail-loading,.detail-error{padding:24px;color:var(--muted)}
.method-note{display:grid;grid-template-columns:180px 1fr;gap:25px;margin:60px 0;padding:25px 0;border-top:1px solid var(--ink);border-bottom:1px solid var(--ink)}
.method-note span{font:700 9px ui-monospace,monospace}
.method-note p{margin:0;line-height:1.7;color:var(--muted)}
footer{padding:25px 4vw;border-top:1px solid var(--line);font:9px ui-monospace,monospace;letter-spacing:.08em}
@media(max-width:760px){
  .profiles,.profiles.single{grid-template-columns:1fr;padding:14px}
  .swap{padding:10px}.fields{grid-template-columns:1fr}
  .mode-tabs{grid-template-columns:1fr}.mode-tabs button{border-right:0;border-bottom:1px solid var(--line)}
  .scan-range{grid-template-columns:1fr}.scan-range header,.scan-range p{grid-column:1}
  .metric-grid{grid-template-columns:1fr 1fr}.metric:nth-child(3n){border-right:1px solid var(--line)}.metric:nth-child(2n){border-right:0}
  .limerence,.systems{grid-template-columns:1fr}.result>header{display:block}.result>header p{margin-top:15px}
  .method-note{grid-template-columns:1fr}.hero{padding-top:60px}.hero h1{font-size:64px}
}