/* VerIQ — brutalist dark theme */
:root {
  --bg: #0d0d0f;
  --panel: #16161a;
  --panel2: #1d1d23;
  --line: #2a2a33;
  --text: #e8e8ea;
  --muted: #8a8a94;
  --accent: #7aa2f7;
  --accent2: #bb9af7;
  --good: #9ece6a;
  --bad: #f7768e;
  --warn: #e0af68;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
.wrap { max-width: 720px; margin: 0 auto; padding: 24px 16px 64px; }
header.top {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 0;
}
.logo {
  font-weight: 800; font-size: 22px; letter-spacing: 0.5px;
  color: var(--text); text-decoration: none;
}
.logo span { color: var(--accent); }
.tagline { color: var(--muted); font-size: 13px; }

.hero { padding: 40px 0 24px; }
.hero h1 {
  font-size: clamp(28px, 6vw, 44px); font-weight: 800; line-height: 1.15;
  letter-spacing: -0.5px;
}
.hero h1 em { font-style: normal; color: var(--accent); }
.hero p.lead { color: var(--muted); margin: 16px 0 28px; font-size: 17px; max-width: 560px; }

.btn {
  display: inline-block; border: 2px solid var(--text); background: var(--text);
  color: var(--bg); font-weight: 700; font-size: 16px;
  padding: 14px 28px; cursor: pointer; text-decoration: none;
  transition: transform 0.06s ease, box-shadow 0.06s ease;
  box-shadow: 4px 4px 0 var(--accent);
}
.btn:hover { transform: translate(-1px, -1px); box-shadow: 6px 6px 0 var(--accent); }
.btn:active { transform: translate(2px, 2px); box-shadow: 1px 1px 0 var(--accent); }
.btn.ghost {
  background: transparent; color: var(--text); box-shadow: 4px 4px 0 var(--line);
}
.btn.small { padding: 8px 16px; font-size: 14px; }
.btn[disabled] { opacity: 0.5; cursor: not-allowed; }

.panel {
  background: var(--panel); border: 1px solid var(--line);
  padding: 20px; margin: 16px 0;
}
.panel h2 { font-size: 18px; margin-bottom: 12px; }
.panel p { color: var(--muted); font-size: 14px; }

.grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
@media (max-width: 560px) { .grid3 { grid-template-columns: 1fr; } }
.feat { border: 1px solid var(--line); padding: 14px; background: var(--panel2); }
.feat b { display: block; margin-bottom: 4px; font-size: 14px; }
.feat span { color: var(--muted); font-size: 13px; }

/* ---- test page ---- */
.testbar {
  display: flex; justify-content: space-between; align-items: center;
  font-size: 13px; color: var(--muted); margin-bottom: 8px;
}
.timer { font-variant-numeric: tabular-nums; font-weight: 700; color: var(--text); }
.timer.low { color: var(--bad); }
.progress { height: 6px; background: var(--line); margin-bottom: 20px; }
.progress > div { height: 100%; background: var(--accent); width: 0%; transition: width 0.2s; }

.qcard { background: var(--panel); border: 1px solid var(--line); padding: 24px; }
.qnum { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: 1px; }
.qtext { font-size: 19px; font-weight: 600; margin: 10px 0 18px; white-space: pre-line; }
.qsvg { margin: 0 0 18px; }
.qsvg svg { max-width: 100%; height: auto; }
.qsvg svg text { font-family: inherit; }

.choices { display: grid; gap: 10px; }
.choice {
  display: flex; align-items: center; gap: 14px;
  border: 2px solid var(--line); background: var(--panel2);
  padding: 12px 16px; cursor: pointer; font-size: 16px;
  transition: border-color 0.1s;
}
.choice:hover { border-color: var(--muted); }
.choice.sel { border-color: var(--accent); background: #1a2233; }
.choice svg { flex: 0 0 auto; max-width: 120px; height: 44px; }
.choice .letter {
  flex: 0 0 26px; height: 26px; display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--line); font-size: 13px; color: var(--muted);
}
.choice.sel .letter { border-color: var(--accent); color: var(--accent); }

.testnav { display: flex; justify-content: space-between; margin-top: 18px; gap: 12px; }

/* ---- result / verify ---- */
.score-big {
  font-size: clamp(64px, 16vw, 110px); font-weight: 800; line-height: 1;
  color: var(--accent); letter-spacing: -2px;
}
.score-sub { color: var(--muted); font-size: 15px; margin-top: 6px; }
.badge {
  display: inline-block; border: 1px solid var(--line); padding: 3px 10px;
  font-size: 12px; color: var(--muted); margin-right: 6px; margin-top: 10px;
}
.badge.ok { border-color: var(--good); color: var(--good); }
.badge.warn { border-color: var(--warn); color: var(--warn); }
.badge.bad { border-color: var(--bad); color: var(--bad); }
.cats { margin-top: 18px; }
.catrow { display: flex; align-items: center; gap: 10px; margin: 8px 0; font-size: 14px; }
.catrow .name { flex: 0 0 130px; color: var(--muted); }
.catrow .bar { flex: 1; height: 10px; background: var(--line); }
.catrow .bar > div { height: 100%; background: var(--accent2); }
.catrow .val { flex: 0 0 60px; text-align: right; font-variant-numeric: tabular-nums; }

.share { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 20px; }
.linkbox {
  display: flex; gap: 8px; margin-top: 14px;
}
.linkbox input {
  flex: 1; background: var(--panel2); border: 1px solid var(--line);
  color: var(--text); padding: 10px 12px; font-size: 14px; font-family: monospace;
}
.kv { display: grid; grid-template-columns: 160px 1fr; gap: 6px 14px; font-size: 14px; margin: 14px 0; }
.kv dt { color: var(--muted); }
.kv dd { font-family: monospace; word-break: break-all; }

footer { margin-top: 48px; color: var(--muted); font-size: 12px; border-top: 1px solid var(--line); padding-top: 16px; }
footer a { color: var(--muted); }
.mono { font-family: monospace; }
.err { color: var(--bad); margin: 12px 0; }
.spin {
  width: 28px; height: 28px; border: 3px solid var(--line); border-top-color: var(--accent);
  border-radius: 50%; animation: spin 0.8s linear infinite; margin: 24px auto;
}
@keyframes spin { to { transform: rotate(360deg); } }