:root {
  --bg: #0d1117;
  --surface-1: #161b22;
  --surface-2: #21262d;
  --text: #c9d1d9;
  --text-muted: #8b949e;
  --accent: #58a6ff;
  --accent-2: #238636;
  --danger: #f85149;
  --warning: #d29922;
  --border: #30363d;
  --radius: 8px;
}

* { 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;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.topbar {
  background: var(--surface-1);
  border-bottom: 1px solid var(--border);
  padding: 0.75rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

body > main {
  width: 100%;
}

.app-footer {
  width: 100%;
  text-align: center;
  padding: 1.5rem 1rem;
  color: var(--text-muted);
  font-size: 0.9rem;
  border-top: 1px solid var(--border);
  margin-top: 2rem;
}

.app-footer a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
}

.app-footer a:hover {
  text-decoration: underline;
}

.logo {
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
}

.topbar nav {
  display: flex;
  gap: 1rem;
  align-items: center;
  flex-wrap: wrap;
}

.topbar nav a { font-size: 0.95rem; }
.topbar nav a.logout { color: var(--danger); }

main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.25rem;
}

.page-title { margin-bottom: 1.25rem; }
.page-title h1 { margin: 0 0 0.25rem; }
.page-title .sub { color: var(--text-muted); margin: 0; }

.toolbar {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-top: 1rem;
}

.toolbar input, .toolbar select, .toolbar button { padding: 0.5rem 0.75rem; }

.card {
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  margin-bottom: 1.25rem;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.25rem;
  margin-bottom: 1.25rem;
}

.card h3 { margin-top: 0; }
.stat { font-size: 2rem; font-weight: 700; margin: 0.5rem 0; }

label {
  display: block;
  margin-bottom: 0.75rem;
  color: var(--text-muted);
  font-size: 0.9rem;
}

input, select, textarea {
  width: 100%;
  padding: 0.6rem 0.75rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 1rem;
}

input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--accent);
}

button, .btn {
  display: inline-block;
  padding: 0.6rem 1rem;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 0.95rem;
  cursor: pointer;
  text-decoration: none;
}

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

.btn-primary {
  background: var(--accent-2);
  border-color: var(--accent-2);
  color: #fff;
}
.btn-primary:hover { background: #2ea043; }

.form-actions { display: flex; gap: 0.75rem; margin-top: 1rem; }

.tag-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 0.5rem;
}
.tag-grid label { color: var(--text); font-size: 0.95rem; }

.table-wrap { overflow-x: auto; }

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 720px;
}

th, td {
  text-align: left;
  padding: 0.75rem;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
}

th { color: var(--text-muted); font-weight: 600; }

tbody tr:hover { background: rgba(255,255,255,0.03); }

.sub-num {
  color: var(--text-muted);
  font-size: 0.85em;
  font-weight: 400;
}

.tag {
  display: inline-block;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.15rem 0.5rem;
  font-size: 0.75rem;
  margin-right: 0.3rem;
  margin-bottom: 0.3rem;
}

.badge {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  font-size: 0.75rem;
  background: var(--surface-2);
}
.badge.low { color: var(--text-muted); }
.badge.medium { color: var(--warning); }
.badge.high { color: var(--danger); }
.badge.confirmed { background: rgba(248,81,73,0.2); color: var(--danger); }
.badge.suspected { background: rgba(210,153,34,0.2); color: var(--warning); }
.badge.unconfirmed { background: rgba(139,148,158,0.2); color: var(--text-muted); }

.pattern-card, .punk-card {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
  margin-bottom: 1rem;
}

.punk-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
}

.checklist { line-height: 1.8; }
.checklist li { margin-bottom: 0.25rem; }

.login-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
}

.login-card {
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  width: 100%;
  max-width: 360px;
}

.login-card h1 { margin: 0 0 0.25rem; }

.error {
  color: var(--danger);
  background: rgba(248,81,73,0.15);
  padding: 0.75rem;
  border-radius: var(--radius);
}

.sub { color: var(--text-muted); margin: 0.25rem 0; }

.flash {
  position: fixed;
  top: 1rem;
  right: 1rem;
  background: var(--accent-2);
  color: #fff;
  padding: 0.75rem 1rem;
  border-radius: var(--radius);
  z-index: 1000;
  opacity: 0;
  transition: opacity 0.3s;
}
.flash.show { opacity: 1; }

@media (max-width: 600px) {
  main { padding: 0.75rem; }
  .topbar { padding: 0.75rem; }
  .toolbar input, .toolbar select { width: 100%; }
}

/* Patterns page */
.stats-bar {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.filters {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  align-items: flex-end;
}

.filters label {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  margin: 0;
  min-width: 160px;
}

.filters select {
  width: 100%;
}

.pattern-group {
  padding: 1rem 1.25rem;
}

.pattern-group-title {
  margin: 0 0 1rem;
  font-size: 1.15rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.pattern-group-title .count {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.15rem 0.5rem;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.pattern-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1rem;
}

.pattern-card {
  margin: 0;
  transition: opacity 0.2s, border-color 0.2s;
}

.pattern-card.reviewed {
  opacity: 0.7;
  border-color: var(--accent-2);
}

.pattern-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 0.5rem;
}

.pattern-name {
  font-weight: 600;
  font-size: 1rem;
}

.pattern-description {
  margin: 0.25rem 0 0.75rem;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.pattern-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}

.review-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: var(--text);
  margin: 0;
  cursor: pointer;
}

.review-toggle input {
  width: auto;
  margin: 0;
}