:root {
  --bg: #0f1220;
  --panel: #1a1f35;
  --panel-2: #232a45;
  --text: #e8ebf5;
  --muted: #9aa3c0;
  --accent: #5b8cff;
  --pass: #3ecf8e;
  --warn: #f5b23e;
  --fail: #ff5c72;
  --border: #2c3355;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}
.hero {
  text-align: center;
  padding: 48px 20px 32px;
  background: radial-gradient(1200px 400px at 50% -100px, #26305a 0%, var(--bg) 70%);
}
.hero h1 { margin: 0 0 6px; font-size: 2.4rem; }
.hero p { margin: 0 auto; color: var(--muted); max-width: 560px; }
#scanForm { display: flex; gap: 10px; justify-content: center; margin: 28px auto 8px; max-width: 560px; }
#url {
  flex: 1; padding: 14px 16px; border-radius: 10px; border: 1px solid var(--border);
  background: var(--panel); color: var(--text); font-size: 1rem;
}
#url:focus { outline: none; border-color: var(--accent); }
#scanBtn {
  padding: 14px 26px; border: none; border-radius: 10px; background: var(--accent);
  color: #fff; font-weight: 600; font-size: 1rem; cursor: pointer;
}
#scanBtn:disabled { opacity: .6; cursor: default; }
.disclaimer { font-size: .82rem; color: var(--muted); margin-top: 10px; }
.force { display: inline-flex; align-items: center; gap: 7px; color: var(--muted); font-size: .85rem; margin-top: 14px; cursor: pointer; }
.force input { accent-color: var(--accent); }

.layout { display: flex; gap: 20px; max-width: 1200px; margin: 0 auto; padding: 12px 20px 60px; align-items: flex-start; }
.sidebar { width: 260px; flex-shrink: 0; background: var(--panel); border: 1px solid var(--border); border-radius: 14px; padding: 16px; position: sticky; top: 16px; }
.side-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.side-head h2 { margin: 0; font-size: 1rem; }
.side-actions { display: flex; gap: 6px; }
.mini { font-size: .72rem; padding: 4px 8px; border-radius: 6px; background: var(--panel-2); border: 1px solid var(--border); color: var(--text); text-decoration: none; cursor: pointer; }
.mini:hover { border-color: var(--accent); }
.mini.danger:hover { border-color: var(--fail); color: var(--fail); }
.history-list { display: flex; flex-direction: column; gap: 8px; max-height: 70vh; overflow-y: auto; }
.hist-item { display: flex; align-items: center; gap: 10px; padding: 9px 10px; border: 1px solid var(--border); border-radius: 9px; background: var(--panel-2); cursor: pointer; }
.hist-item:hover { border-color: var(--accent); }
.hist-grade { width: 26px; height: 26px; border-radius: 6px; display: grid; place-items: center; font-weight: 700; font-size: .8rem; color: #fff; flex-shrink: 0; }
.hist-meta { min-width: 0; }
.hist-domain { font-size: .85rem; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.hist-time { font-size: .72rem; color: var(--muted); }
.history-empty { color: var(--muted); font-size: .85rem; }

main { flex: 1; min-width: 0; }
.cached { display: inline-block; margin-top: 8px; font-size: .78rem; background: rgba(91,140,255,.15); color: var(--accent); border: 1px solid var(--accent); border-radius: 999px; padding: 3px 10px; }
.scorecard {
  display: flex; align-items: center; gap: 22px; background: var(--panel);
  border: 1px solid var(--border); border-radius: 14px; padding: 22px; margin-bottom: 20px;
}
.grade {
  width: 84px; height: 84px; border-radius: 16px; display: grid; place-items: center;
  font-size: 2.6rem; font-weight: 800; color: #fff; background: var(--muted);
}
.grade.A { background: var(--pass); } .grade.B { background: #57c98b; }
.grade.C { background: var(--warn); } .grade.D { background: #f59042; }
.grade.E, .grade.F { background: var(--fail); }
.target { font-size: 1.2rem; font-weight: 600; word-break: break-all; }
.score-text { color: var(--muted); }
.muted { color: var(--muted); font-size: .85rem; }

.panel { background: var(--panel); border: 1px solid var(--border); border-radius: 14px; padding: 20px; margin-bottom: 18px; }
.panel h2 { margin: 0 0 14px; font-size: 1.15rem; }

.hrow { border: 1px solid var(--border); border-radius: 10px; padding: 12px 14px; margin-bottom: 10px; background: var(--panel-2); }
.hrow .top { display: flex; align-items: center; gap: 10px; }
.badge { font-size: .72rem; font-weight: 700; padding: 3px 8px; border-radius: 999px; text-transform: uppercase; }
.badge.pass { background: rgba(62,207,142,.15); color: var(--pass); }
.badge.warn { background: rgba(245,178,62,.15); color: var(--warn); }
.badge.fail { background: rgba(255,92,114,.15); color: var(--fail); }
.hname { font-weight: 600; }
.hval { font-family: ui-monospace, Menlo, monospace; font-size: .82rem; color: var(--muted); margin-top: 6px; word-break: break-all; }
.hwhy { font-size: .85rem; color: var(--muted); margin-top: 6px; }
.hrec { font-size: .82rem; margin-top: 4px; }
.hrec code { background: #000; padding: 2px 6px; border-radius: 5px; color: #a9c0ff; }

.kv { display: flex; justify-content: space-between; padding: 8px 0; border-bottom: 1px solid var(--border); font-size: .92rem; }
.kv:last-child { border-bottom: none; }
.kv span:first-child { color: var(--muted); }
.chip { display: inline-block; background: var(--panel-2); border: 1px solid var(--border); border-radius: 8px; padding: 4px 10px; margin: 4px 6px 0 0; font-size: .85rem; }
.tech-grid { display: flex; flex-wrap: wrap; gap: 8px; }
.tech-card { background: var(--panel-2); border: 1px solid var(--border); border-radius: 10px; padding: 8px 12px; }
.tech-card .tname { font-weight: 600; font-size: .9rem; }
.tech-card .tname .ver { color: var(--accent); }
.tech-card .tcat { font-size: .72rem; color: var(--muted); text-transform: uppercase; letter-spacing: .03em; }

.panel.companion { border-color: var(--accent); }
.cmd-box { display: flex; align-items: center; gap: 8px; background: var(--panel-2); border: 1px solid var(--border); border-radius: 8px; padding: 8px 10px; margin: 8px 0; overflow-x: auto; }
.cmd-box code { font-size: .85rem; white-space: nowrap; color: var(--accent); }
.cmd-box .mini { flex: none; margin-left: auto; }

.comp-group { margin-bottom: 16px; }
.comp-group h3 { margin: 0 0 6px; font-size: .95rem; }
.comp-row { display: flex; justify-content: space-between; align-items: center; gap: 10px; padding: 7px 0; border-bottom: 1px solid var(--border); font-size: .9rem; }
.comp-row:last-child { border-bottom: none; }
.comp-row .cname .ver { color: var(--accent); font-weight: 600; }
.comp-row .cname .ver.muted { color: var(--muted); font-weight: 400; font-style: italic; }

.cve-group { margin-bottom: 16px; }
.cve-group h3 { margin: 0 0 4px; font-size: 1rem; }
.cve-note { font-size: .8rem; color: var(--muted); margin: 0 0 8px; }
.cve-item { display: flex; gap: 10px; align-items: baseline; padding: 8px 0; border-bottom: 1px solid var(--border); font-size: .9rem; }
.sev { font-size: .7rem; font-weight: 700; padding: 2px 7px; border-radius: 5px; white-space: nowrap; }
.sev.CRITICAL { background: #7c1d2b; color: #ffd7dd; }
.sev.HIGH { background: rgba(255,92,114,.2); color: var(--fail); }
.sev.MEDIUM { background: rgba(245,178,62,.2); color: var(--warn); }
.sev.LOW { background: rgba(62,207,142,.2); color: var(--pass); }
.sev.UNKNOWN { background: var(--panel-2); color: var(--muted); }
.cve-item a { color: var(--accent); text-decoration: none; font-weight: 600; }
.cve-item a:hover { text-decoration: underline; }

#loading { display: flex; align-items: center; gap: 12px; justify-content: center; padding: 40px; color: var(--muted); }
.spinner { width: 22px; height: 22px; border: 3px solid var(--border); border-top-color: var(--accent); border-radius: 50%; animation: spin 1s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.error { max-width: 560px; margin: 16px auto; background: rgba(255,92,114,.12); border: 1px solid var(--fail); color: #ffd7dd; padding: 14px 18px; border-radius: 10px; text-align: center; }
.ok { color: var(--pass); } .bad { color: var(--fail); }