:root {
  --bg:#0a0e1a; --bg-soft:#111726; --card:#151c2e; --border:#243049;
  --text:#e6edf7; --muted:#9aa8c2; --accent:#22d3ee; --accent2:#34d399;
  --red:#f87171; --orange:#fb923c; --yellow:#fbbf24; --blue:#38bdf8; --violet:#c084fc;
  --mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
}
* { box-sizing:border-box; }
body {
  margin:0; background:var(--bg); color:var(--text);
  font:15px/1.6 "Inter",-apple-system,Segoe UI,Roboto,sans-serif;
}
a { color:var(--accent); text-decoration:none; }
a:hover { text-decoration:underline; }
code { font-family:var(--mono); background:#0b0f1c; padding:1px 6px; border-radius:5px; font-size:.86em; }

.topbar {
  display:flex; justify-content:space-between; align-items:center;
  padding:14px 20px; border-bottom:1px solid var(--border); background:var(--bg-soft);
  position:sticky; top:0; z-index:10;
}
.brand { font-weight:800; font-size:1.1rem; }
.brand span { color:var(--accent); }
.gh { font-size:.9rem; color:var(--muted); }

.wrap { max-width:860px; margin:0 auto; padding:28px 16px 60px; }
h1 { font-size:1.6rem; margin:0 0 8px; }
.sub { color:var(--muted); margin:0 0 22px; }
.sub strong { color:var(--accent2); }

.card {
  background:var(--card); border:1px solid var(--border); border-radius:12px;
  padding:18px; margin-bottom:18px;
}
.card h2 { font-size:1.1rem; margin:0 0 14px; display:flex; align-items:center; gap:10px; }

.input-head { display:flex; justify-content:space-between; align-items:center; margin-bottom:10px; }
.input-head label { font-weight:600; color:var(--muted); font-size:.85rem; text-transform:uppercase; letter-spacing:.05em; }
.input-actions { display:flex; gap:8px; }

textarea {
  width:100%; min-height:110px; resize:vertical; background:#0b0f1c; color:var(--text);
  border:1px solid var(--border); border-radius:9px; padding:12px 14px;
  font-family:var(--mono); font-size:.9rem; line-height:1.5; word-break:break-all;
}
textarea:focus { outline:none; border-color:var(--accent); }
#pubkey { min-height:120px; margin:10px 0; }

.btn, .btn-ghost {
  font:inherit; font-weight:600; font-size:.88rem; cursor:pointer;
  border-radius:8px; padding:8px 16px; transition:.15s;
}
.btn { background:var(--accent); color:#06202a; border:none; }
.btn:hover { filter:brightness(1.08); }
.btn-ghost { background:transparent; color:var(--muted); border:1px solid var(--border); }
.btn-ghost:hover { border-color:var(--accent); color:var(--text); }

.errors { margin-top:10px; color:var(--red); font-size:.9rem; font-family:var(--mono); }

/* verdict banner */
.verdict { padding:12px 18px; border-radius:10px; font-weight:800; letter-spacing:.03em;
  margin-bottom:18px; display:flex; align-items:center; gap:12px; border:1px solid; }
.verdict small { font-weight:500; opacity:.85; letter-spacing:0; }
.v-OK { background:#0d2a1e; border-color:var(--accent2); color:var(--accent2); }
.v-LOW { background:#0d2435; border-color:var(--blue); color:var(--blue); }
.v-MEDIUM { background:#2a2410; border-color:var(--yellow); color:var(--yellow); }
.v-HIGH { background:#2a1810; border-color:var(--orange); color:var(--orange); }
.v-CRITICAL { background:#2a1115; border-color:var(--red); color:var(--red); }

/* decoded segments */
.segments { display:grid; gap:12px; }
@media(min-width:720px){ .segments { grid-template-columns:1fr 1fr; } .seg-s { grid-column:1 / -1; } }
.seg h3 { font-size:.78rem; text-transform:uppercase; letter-spacing:.06em; margin:0 0 6px; }
.seg pre {
  margin:0; background:#0b0f1c; border:1px solid var(--border); border-radius:9px;
  padding:12px; font-family:var(--mono); font-size:.84rem; overflow-x:auto; white-space:pre-wrap; word-break:break-all;
}
.seg-h h3 { color:var(--red); } .seg-h pre { border-left:3px solid var(--red); }
.seg-p h3 { color:var(--violet); } .seg-p pre { border-left:3px solid var(--violet); }
.seg-s h3 { color:var(--blue); } .seg-s pre { border-left:3px solid var(--blue); color:var(--muted); }

/* findings */
.finding { display:flex; gap:12px; padding:12px 0; border-top:1px solid var(--border); }
.finding:first-child { border-top:none; }
.sev { flex:0 0 auto; font-size:.68rem; font-weight:800; text-transform:uppercase; letter-spacing:.05em;
  padding:3px 9px; border-radius:20px; height:fit-content; }
.sev-critical { background:#3a1118; color:var(--red); }
.sev-high { background:#3a2110; color:var(--orange); }
.sev-medium { background:#332b0d; color:var(--yellow); }
.sev-low { background:#0d2435; color:var(--blue); }
.sev-info { background:#1a2030; color:var(--muted); }
.finding .f-title { font-weight:600; }
.finding .f-detail { color:var(--muted); font-size:.9rem; margin-top:2px; }
.pill { font-size:.75rem; font-weight:600; color:var(--muted); background:#0b0f1c; border:1px solid var(--border); padding:2px 9px; border-radius:20px; }
.ok-note { color:var(--accent2); }

/* claims table */
.claims { width:100%; border-collapse:collapse; font-size:.9rem; }
.claims th { text-align:left; color:var(--muted); font-weight:600; font-size:.74rem; text-transform:uppercase;
  letter-spacing:.05em; padding:6px 8px; border-bottom:1px solid var(--border); }
.claims td { padding:8px; border-bottom:1px solid var(--border); vertical-align:top; font-family:var(--mono); font-size:.84rem; word-break:break-all; }
.claims td:first-child { color:var(--accent); white-space:nowrap; }
.tag { font-size:.72rem; padding:1px 7px; border-radius:5px; margin-left:6px; font-family:"Inter"; }
.tag-expired, .tag-not-yet-valid { background:#3a1118; color:var(--red); }
.tag-valid, .tag-active { background:#0d2a1e; color:var(--accent2); }

/* signature check */
.verify-inline { display:flex; gap:8px; margin-top:10px; flex-wrap:wrap; }
.verify-inline input { flex:1; min-width:180px; background:#0b0f1c; color:var(--text); border:1px solid var(--border);
  border-radius:8px; padding:8px 12px; font-family:var(--mono); font-size:.86rem; }
.verify-inline input:focus { outline:none; border-color:var(--accent); }
.sig-result { margin-top:12px; font-family:var(--mono); font-size:.88rem; }
.sig-ok { color:var(--accent2); } .sig-bad { color:var(--red); } .sig-cracked { color:var(--red); font-weight:700; }
.muted { color:var(--muted); }

.expected-inputs { margin:14px 0 0; padding:12px; border:1px solid var(--border); border-radius:8px; min-width:0; }
.expected-inputs legend { color:var(--muted); padding:0 6px; }
.expected-inputs label { display:block; margin:8px 0 4px; }
.expected-inputs input { width:100%; min-width:0; background:#0b0f1c; color:var(--text); border:1px solid var(--border); border-radius:8px; padding:10px; font:inherit; }
.expected-inputs input:focus { outline:2px solid var(--accent); outline-offset:2px; }
.expected-check { padding:12px 0; border-top:1px solid var(--border); overflow-wrap:anywhere; }
.expected-check p { margin-bottom:0; }
.claim-status { padding:2px 8px; border-radius:5px; }
.claim-match { color:var(--accent2); background:#0d2a1e; }
.claim-mismatch,.claim-missing,.claim-invalid { color:var(--yellow); background:#2a2410; }

.privacy { text-align:center; color:var(--muted); font-size:.85rem; margin-top:10px; }
.foot { text-align:center; color:var(--muted); font-size:.85rem; padding:24px 16px; border-top:1px solid var(--border); display:flex; gap:8px; justify-content:center; }