:root {
  --bg: #0f1115;
  --card: #171a21;
  --border: #262a33;
  --text: #e8eaed;
  --muted: #9aa1ac;
  --accent: #5ec98d;
  --accent-dark: #3fa06c;
  --danger: #e3675f;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}

.wrap {
  max-width: 640px;
  margin: 0 auto;
  padding: 24px 16px 64px;
}

header.top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px;
  border-bottom: 1px solid var(--border);
}

header.top a {
  color: var(--text);
  text-decoration: none;
  font-weight: 600;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand .logo {
  height: 34px;
  width: auto;
  background: #fff;
  border-radius: 6px;
  padding: 4px 8px;
  display: block;
}

.brand h1,
.brand span {
  margin: 0;
}

.top-nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 14px;
}

.top-nav a:hover {
  color: var(--text);
}

.badge {
  font-size: 14px;
  color: var(--muted);
}

.stats-row {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
}

.stat-tile {
  flex: 1;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px;
  text-align: center;
}

.stat-tile strong {
  display: block;
  font-size: 24px;
  color: var(--accent);
}

.stat-tile span {
  font-size: 13px;
  color: var(--muted);
}

.ascent-row.me {
  background: rgba(94, 201, 141, 0.1);
  margin: 0 -12px;
  padding: 8px 12px;
  border-radius: 8px;
}

.badge a {
  color: var(--accent);
  text-decoration: none;
}

h1 {
  font-size: 22px;
  margin: 0 0 16px;
}

h2 {
  font-size: 18px;
  margin: 24px 0 8px;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
  margin-bottom: 12px;
}

.card a.route-link {
  color: var(--text);
  text-decoration: none;
  display: block;
}

.grade {
  display: inline-block;
  background: var(--accent-dark);
  color: #06170e;
  font-weight: 700;
  font-size: 12px;
  padding: 2px 8px;
  border-radius: 999px;
  margin-left: 8px;
}

.sector {
  color: var(--muted);
  font-size: 13px;
}

label {
  display: block;
  font-size: 13px;
  color: var(--muted);
  margin: 12px 0 4px;
}

input, textarea {
  width: 100%;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: #10131a;
  color: var(--text);
  font-size: 15px;
}

button, .btn {
  margin-top: 16px;
  width: 100%;
  padding: 12px;
  border: none;
  border-radius: 8px;
  background: var(--accent);
  color: #06170e;
  font-weight: 700;
  font-size: 15px;
  cursor: pointer;
  text-align: center;
  text-decoration: none;
  display: inline-block;
}

button:hover, .btn:hover {
  background: var(--accent-dark);
}

button.secondary {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
}

.error {
  color: var(--danger);
  font-size: 14px;
  margin-top: 8px;
  min-height: 18px;
}

.ok {
  color: var(--accent);
  font-size: 14px;
  margin-top: 8px;
}

.ascent-row {
  display: flex;
  justify-content: space-between;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
}

.ascent-row:last-child {
  border-bottom: none;
}

.ascent-row .date {
  color: var(--muted);
}

.qr-box {
  text-align: center;
  background: #fff;
  border-radius: 12px;
  padding: 12px;
  margin-top: 8px;
}

.qr-box img {
  display: block;
  margin: 0 auto;
}

.muted {
  color: var(--muted);
  font-size: 13px;
}

.empty {
  color: var(--muted);
  text-align: center;
  padding: 24px 0;
}