:root,
html[data-theme="light"] {
  --bg: #f4f1ea;
  --bg-elev: #fffdf8;
  --bg-mute: #e8e2d6;
  --ink: #1c1914;
  --ink-soft: #5c564c;
  --line: #d4cdc0;
  --accent: #b42318;
  --accent-ink: #fffdf8;
  --ok: #1f7a4d;
  --warn: #9a6700;
  --bad: #9b1c1c;
  --chip: #efe8dc;
  --shadow: 0 10px 30px rgba(28, 25, 20, 0.08);
  --focus: #1c1914;
  color-scheme: light;
}

html[data-theme="dark"] {
  --bg: #161411;
  --bg-elev: #221e19;
  --bg-mute: #2c2721;
  --ink: #f4efe6;
  --ink-soft: #b7b0a4;
  --line: #3b342c;
  --accent: #ff6b5a;
  --accent-ink: #1c1914;
  --ok: #3dce86;
  --warn: #e8b84a;
  --bad: #ff7a7a;
  --chip: #2c2721;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
  --focus: #f4efe6;
  color-scheme: dark;
}

@media (prefers-color-scheme: dark) {
  html[data-theme="system"] {
    --bg: #161411;
    --bg-elev: #221e19;
    --bg-mute: #2c2721;
    --ink: #f4efe6;
    --ink-soft: #b7b0a4;
    --line: #3b342c;
    --accent: #ff6b5a;
    --accent-ink: #1c1914;
    --ok: #3dce86;
    --warn: #e8b84a;
    --bad: #ff7a7a;
    --chip: #2c2721;
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
    --focus: #f4efe6;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--ink);
  font: 20px/1.45 ui-sans-serif, system-ui, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

body {
  min-height: 100vh;
}

a { color: var(--accent); }

.wrap {
  width: min(1100px, calc(100% - 40px));
  margin: 0 auto;
  padding: 20px 0 64px;
}

header.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 8px 0 24px;
  flex-wrap: wrap;
}

.brand {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.brand strong {
  font-size: 18px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.brand span {
  color: var(--ink-soft);
  font-size: 15px;
}

.theme-picker {
  display: inline-flex;
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 4px;
  gap: 4px;
}

.theme-picker button {
  appearance: none;
  border: 0;
  background: transparent;
  color: var(--ink-soft);
  min-height: 48px;
  min-width: 88px;
  padding: 0 16px;
  border-radius: 999px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
}

.theme-picker button[aria-pressed="true"] {
  background: var(--ink);
  color: var(--bg);
}

.hero h1 {
  font-size: clamp(34px, 5vw, 56px);
  line-height: 1.1;
  margin: 12px 0 12px;
  letter-spacing: -0.03em;
}

.hero p.lede {
  font-size: 22px;
  color: var(--ink-soft);
  max-width: 34em;
  margin: 0 0 28px;
}

.note {
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 16px 18px;
  color: var(--ink-soft);
  font-size: 16px;
  margin-bottom: 24px;
}

.status {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 650;
  margin-bottom: 20px;
}

.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--warn);
}
.dot.ok { background: var(--ok); }
.dot.bad { background: var(--bad); }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
}

.card {
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 18px 18px 16px;
  box-shadow: var(--shadow);
}

.card .k {
  color: var(--ink-soft);
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 6px;
}

.card .v {
  font-size: 22px;
  font-weight: 700;
  word-break: break-word;
}

.card .v.mono, .mono {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 15px;
  font-weight: 600;
}

.guess.likely { color: var(--ok); }
.guess.possible { color: var(--warn); }
.guess.unlikely { color: var(--ink-soft); }

.reasons {
  margin-top: 24px;
}

.reasons h2, .detail h2, .visits h2 {
  font-size: 18px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin: 0 0 12px;
}

.reason {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px 16px;
  margin-bottom: 8px;
}

.pts {
  min-width: 52px;
  font-weight: 800;
  color: var(--accent);
}

.uncertain {
  display: inline-block;
  margin-left: 8px;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: var(--chip);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 2px 8px;
  color: var(--ink-soft);
}

details.detail {
  margin-top: 28px;
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 8px 16px 16px;
}

details.detail summary {
  min-height: 52px;
  display: flex;
  align-items: center;
  cursor: pointer;
  font-weight: 700;
}

pre {
  overflow: auto;
  background: var(--bg-mute);
  border-radius: 12px;
  padding: 14px;
  font-size: 13px;
  line-height: 1.4;
}

.btn, button.btn {
  appearance: none;
  border: 1px solid var(--line);
  background: var(--bg-elev);
  color: var(--ink);
  min-height: 52px;
  padding: 0 18px;
  border-radius: 12px;
  font-size: 17px;
  font-weight: 700;
  cursor: pointer;
}

.btn.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-ink);
}

.btn[aria-pressed="true"], .btn.active {
  background: var(--ink);
  color: var(--bg);
  border-color: var(--ink);
}

.row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

table {
  width: 100%;
  border-collapse: collapse;
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: 16px;
  overflow: hidden;
}

th, td {
  text-align: left;
  padding: 14px 12px;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
  font-size: 16px;
}

th {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ink-soft);
}

tr.visit-row { cursor: pointer; }
tr.visit-row:hover { background: var(--bg-mute); }

.badge {
  display: inline-block;
  border-radius: 999px;
  padding: 4px 10px;
  font-size: 13px;
  font-weight: 800;
  background: var(--chip);
  border: 1px solid var(--line);
}

.badge.exact { background: var(--ok); color: #042; border-color: transparent; }
.badge.similar { background: var(--warn); color: #221; border-color: transparent; }
.badge.tesla { background: var(--accent); color: var(--accent-ink); border-color: transparent; }

.login {
  max-width: 460px;
  margin: 80px auto;
}

.login input {
  width: 100%;
  min-height: 56px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: var(--bg-elev);
  color: var(--ink);
  font-size: 20px;
  padding: 0 14px;
  margin: 12px 0 16px;
}

.err { color: var(--bad); min-height: 1.4em; }

@media (max-width: 700px) {
  html, body { font-size: 18px; }
  th, td { font-size: 15px; }
  .theme-picker button { min-width: 72px; }
}

.gate {
  margin: 16px 0 20px;
  padding: 22px 20px;
  border-radius: 16px;
  font-size: 28px;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-align: center;
  border: 2px solid var(--line);
  background: var(--bg-elev);
}
.gate.pending { color: var(--ink-soft); }
.gate.pass { color: var(--ok); border-color: var(--ok); }
.gate.deny { color: var(--bad); border-color: var(--bad); }

.ticket-body {
  white-space: pre-wrap;
  font: 22px/1.45 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 20px;
}

.ask-card { margin-top: 16px; }
.ask-actions { display: flex; gap: 12px; margin-top: 18px; }
.btn.tap { min-height: 64px; min-width: 44%; font-size: 22px; }

.unlock { margin: 18px 0 28px; max-width: 420px; }
.pin-dots {
  font-size: 28px;
  letter-spacing: 0.35em;
  min-height: 42px;
  margin: 8px 0 16px;
  color: var(--ink);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}
.pad {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin: 0 0 18px;
}
.pad button {
  appearance: none;
  min-height: 72px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: var(--bg-mute);
  color: var(--ink);
  font-size: 28px;
  font-weight: 700;
  cursor: pointer;
}
.pad button:active { background: var(--ink); color: var(--bg); }
.login { max-width: 420px; margin: 20px auto; }