@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500;600&display=swap');

:root {
  --bg: #0E1116;
  --bg-panel: #161B22;
  --border: #262C36;
  --text: #E6E9EF;
  --text-muted: #8B93A1;
  --accent-gold: #C9A34E;
  --good: #3FBF7F;
  --warn: #D6A02C;
  --bad: #E0605C;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', -apple-system, sans-serif;
  font-size: 15px;
  line-height: 1.5;
  padding-top: env(safe-area-inset-top);
  padding-bottom: env(safe-area-inset-bottom);
  -webkit-tap-highlight-color: transparent;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 2rem;
  border-bottom: 1px solid var(--border);
  background: var(--bg-panel);
}

.topbar-brand {
  font-family: 'IBM Plex Mono', monospace;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--accent-gold);
}

.topbar-nav a {
  color: var(--text-muted);
  text-decoration: none;
  margin-left: 1.5rem;
  font-size: 0.9rem;
}

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

.page { padding: 2rem; max-width: 1200px; margin: 0 auto; }
.page-inner { max-width: 1200px; margin: 0 auto; }

h1 {
  font-size: 1.6rem;
  font-weight: 600;
  margin: 0 0 0.25rem 0;
}

h2 {
  font-size: 1rem;
  font-weight: 600;
  margin: 0 0 0.75rem 0;
  color: var(--text);
}

.muted { color: var(--text-muted); font-size: 0.88rem; }

/* Auth */
.auth-shell {
  min-height: 90vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.auth-card {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 2.2rem;
  width: 100%;
  max-width: 340px;
  margin: 0 1rem;
}

.auth-sub { color: var(--text-muted); margin: 0.25rem 0 1.5rem 0; font-size: 0.9rem; }

.auth-form, .stacked-form { display: flex; flex-direction: column; gap: 0.4rem; }

label { font-size: 0.82rem; color: var(--text-muted); margin-top: 0.6rem; }

input[type="text"], input[type="password"] {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.75rem 0.8rem;
  color: var(--text);
  font-size: 0.95rem;
  font-family: 'IBM Plex Mono', monospace;
  min-height: 44px;
}

input:focus { outline: 2px solid var(--accent-gold); outline-offset: 1px; }

.btn {
  border: none;
  border-radius: 4px;
  padding: 0.7rem 1.2rem;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  margin-top: 1rem;
  min-height: 44px;
  touch-action: manipulation;
}

.btn-primary { background: var(--accent-gold); color: #14171C; }
.btn-secondary { background: transparent; border: 1px solid var(--border); color: var(--text); }
.btn-danger { background: transparent; border: 1px solid var(--bad); color: var(--bad); }

/* Alerts */
.flash-stack { margin-bottom: 1rem; }
.alert { padding: 0.7rem 1rem; border-radius: 4px; margin-bottom: 0.6rem; font-size: 0.88rem; }
.alert-success { background: rgba(63,191,127,0.12); border: 1px solid var(--good); color: var(--good); }
.alert-error { background: rgba(224,96,92,0.12); border: 1px solid var(--bad); color: var(--bad); }

.fallback-details {
  margin-top: 1.4rem;
  border-top: 1px solid var(--border);
  padding-top: 1rem;
}
.fallback-details summary {
  cursor: pointer;
  color: var(--text-muted);
  font-size: 0.85rem;
}
.fallback-details[open] summary { color: var(--text); margin-bottom: 0.6rem; }

/* Cards */
.card {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 1.4rem;
  margin-bottom: 1.2rem;
}

.grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.2rem;
}

.card-wide { grid-column: 1 / -1; }

.table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin: 0 -0.2rem;
}

.table-wrap .data-table { min-width: 480px; }

@media (max-width: 800px) {
  .grid { grid-template-columns: 1fr; }
  .page { padding: 1rem; }

  .topbar {
    flex-direction: column;
    align-items: flex-start;
    padding: 0.85rem 1.2rem;
    gap: 0.4rem;
  }

  .topbar-nav { display: flex; gap: 0; margin: -0.2rem -0.4rem 0 -0.4rem; overflow-x: auto; width: 100%; }
  .topbar-nav a { margin: 0; padding: 0.5rem 0.8rem; white-space: nowrap; }

  .card { padding: 1.1rem; }

  .dash-header { flex-direction: column; align-items: flex-start; }
  .engine-controls { width: 100%; }
  .engine-controls .btn { flex: 1; min-width: 0; }

  .big-stat { font-size: 1.8rem; }
}

/* Status pills */
.status-pill {
  display: inline-block;
  padding: 0.3rem 0.7rem;
  border-radius: 4px;
  font-size: 0.8rem;
  font-family: 'IBM Plex Mono', monospace;
}

.status-good { background: rgba(63,191,127,0.14); color: var(--good); }
.status-warn { background: rgba(214,160,44,0.14); color: var(--warn); }
.status-error { background: rgba(224,96,92,0.14); color: var(--bad); }

.dash-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.engine-controls { display: flex; align-items: center; gap: 0.6rem; }
.engine-controls .btn { margin-top: 0; }

.big-stat {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 2.2rem;
  font-weight: 600;
  color: var(--accent-gold);
  margin-bottom: 0.3rem;
}

/* Tables */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
  font-family: 'IBM Plex Mono', monospace;
}

.data-table th {
  text-align: left;
  color: var(--text-muted);
  font-weight: 500;
  padding: 0.4rem 0.5rem;
  border-bottom: 1px solid var(--border);
  font-family: 'Inter', sans-serif;
}

.data-table td {
  padding: 0.45rem 0.5rem;
  border-bottom: 1px solid var(--border);
}

.steps { color: var(--text-muted); font-size: 0.88rem; padding-left: 1.2rem; }
.steps li { margin-bottom: 0.3rem; }

code {
  background: var(--bg);
  padding: 0.1rem 0.3rem;
  border-radius: 3px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.85rem;
}

.log-list {
  max-height: 260px;
  overflow-y: auto;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.8rem;
}

.log-line { padding: 0.25rem 0; border-bottom: 1px solid var(--border); }
.log-time { color: var(--text-muted); margin-right: 0.6rem; }
.log-error { color: var(--bad); }