:root{
  --bg:#0b0d14; --panel:#121524; --panel2:#171b2e; --line:rgba(255,255,255,0.08);
  --ink:#e8eaf2; --muted:#9aa0b5; --muteder:#6b7088;
  --violet:#7c5cff; --blue:#4d7cff; --cyan:#37d6e0;
  --strong:#37e0a0; --watch:#f5c451; --risk:#ff6a6a; --na:#5a6076;
  --grad:linear-gradient(120deg,var(--violet),var(--blue),var(--cyan));
  --radius:14px;
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font-family:'Manrope',system-ui,sans-serif;line-height:1.5}
a{color:var(--cyan);text-decoration:none}a:hover{text-decoration:underline}
.shell{max-width:1080px;margin:0 auto;padding:0 20px;min-height:100vh;display:flex;flex-direction:column}
.topbar{display:flex;justify-content:space-between;align-items:center;padding:18px 0;border-bottom:1px solid var(--line);gap:16px;flex-wrap:wrap}
.brand{display:flex;flex-direction:column;line-height:1.1}
.brand-mark{font-weight:800;font-size:20px;background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.brand-sub{font-size:12px;color:var(--muted)}
.nav{display:flex;gap:18px;align-items:center;flex-wrap:wrap}
.nav a{color:var(--ink);font-weight:500}.nav a.active{color:var(--cyan)}.nav a.muted{color:var(--muted)}
.main{flex:1;padding:28px 0}
.foot{border-top:1px solid var(--line);padding:18px 0;color:var(--muteder);font-size:13px}
h1{font-size:26px;margin:0 0 6px}h2{font-size:19px;margin:26px 0 12px}h3{font-size:15px;margin:0 0 10px}
.muted{color:var(--muted)}.mono{font-family:'IBM Plex Mono',monospace}
.lead{color:var(--muted);max-width:62ch}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:20px;margin:14px 0}
.btn{display:inline-block;border:0;cursor:pointer;font-family:inherit;font-weight:700;color:#08111a;
  background:var(--grad);padding:11px 18px;border-radius:10px;font-size:15px}
.btn:hover{text-decoration:none;filter:brightness(1.08)}
.btn.ghost{background:transparent;color:var(--ink);border:1px solid var(--line)}
.field{margin:0 0 14px}
.field label{display:block;font-size:13px;color:var(--muted);margin-bottom:5px}
.field .help{font-size:12px;color:var(--muteder);margin-top:4px}
input,select{width:100%;background:var(--panel2);border:1px solid var(--line);color:var(--ink);
  padding:10px 12px;border-radius:9px;font-family:inherit;font-size:15px}
input:focus,select:focus{outline:none;border-color:var(--blue)}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:0 22px}
.grid3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:0 22px}
@media(max-width:760px){.grid2,.grid3{grid-template-columns:1fr}}
.section-title{display:flex;align-items:center;gap:10px;margin:22px 0 10px}
.section-title .tag{font-family:'IBM Plex Mono',monospace;font-size:12px;color:#08111a;background:var(--grad);
  padding:2px 8px;border-radius:6px;font-weight:500}
.flash{background:rgba(255,106,106,0.12);border:1px solid var(--risk);padding:12px 14px;border-radius:10px;margin:12px 0}
.note{background:rgba(124,92,255,0.10);border:1px solid var(--violet);padding:12px 14px;border-radius:10px;margin:12px 0;font-size:14px}
table.list{width:100%;border-collapse:collapse}
table.list th,table.list td{text-align:left;padding:11px 10px;border-bottom:1px solid var(--line);font-size:14px}
table.list th{color:var(--muted);font-weight:500}
.pill{display:inline-block;padding:2px 10px;border-radius:11px;font-size:12px;font-weight:700}
.pill.strong{background:rgba(55,224,160,0.16);color:var(--strong)}
.pill.watch{background:rgba(245,196,81,0.16);color:var(--watch)}
.pill.risk{background:rgba(255,106,106,0.16);color:var(--risk)}
.pill.na{background:rgba(120,128,160,0.16);color:var(--muted)}
/* score hero */
.score-hero{display:flex;gap:26px;align-items:center;flex-wrap:wrap}
.score-ring{width:128px;height:128px;border-radius:50%;display:grid;place-items:center;
  background:conic-gradient(var(--c) calc(var(--p)*1%),rgba(255,255,255,0.06) 0);position:relative}
.score-ring::before{content:"";position:absolute;inset:10px;border-radius:50%;background:var(--panel)}
.score-num{position:relative;font-size:34px;font-weight:800}
.score-meta{flex:1;min-width:240px}
.band-label{font-size:22px;font-weight:800}
.band-label.strong{color:var(--strong)}.band-label.watch{color:var(--watch)}.band-label.risk{color:var(--risk)}
.cat-row{display:flex;justify-content:space-between;align-items:center;padding:10px 0;border-bottom:1px solid var(--line)}
.finding{border-left:3px solid var(--line);padding:10px 14px;margin:10px 0;background:var(--panel2);border-radius:8px}
.finding.high{border-left-color:var(--risk)}.finding.medium{border-left-color:var(--watch)}.finding.low{border-left-color:var(--na)}
.finding .why{color:var(--muted);font-size:13px;margin-top:4px}
.auth-wrap{max-width:420px;margin:6vh auto}
.center{text-align:center}