:root {
  --bg: #0a0a0a;
  --bg-elev: #141414;
  --bg-elev-2: #1c1c1c;
  --gold: #d4af37;
  --gold-soft: #b8941f;
  --gold-glow: rgba(212, 175, 55, 0.25);
  --text: #f5f1e6;
  --text-dim: #b9b3a3;
  --border: #2a2620;
  --danger: #c0392b;
  --ok: #2e8b57;
}

* { box-sizing: border-box; }

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

body {
  background:
    radial-gradient(ellipse at top, rgba(212, 175, 55, 0.08), transparent 60%),
    var(--bg);
}

.container {
  max-width: 720px;
  margin: 0 auto;
  padding: 32px 20px 64px;
}

.container.wide {
  max-width: 1100px;
}

@media (max-width: 600px) {
  .container { padding: 16px 12px 48px; }
  header.brand { padding: 16px 0 12px; margin-bottom: 20px; }
  header.brand .logo { font-size: 32px; letter-spacing: 3px; }
  header.brand .tag { font-size: 10px; letter-spacing: 4px; }
  .card { padding: 18px; border-radius: 10px; }
  h1 { font-size: 22px; }
  h2 { font-size: 17px; }
  input, select, button, .btn {
    font-size: 16px !important;  /* evita zoom en iOS */
  }
  button, .btn {
    width: 100%;
    text-align: center;
  }
  .btn-row { flex-direction: column; gap: 8px; }
  .btn-row .btn-secondary { width: 100%; }
  table { font-size: 13px; }
  table th, table td { padding: 8px 6px; }
  .toolbar { flex-direction: column; align-items: stretch; }
  .toolbar form { width: 100%; justify-content: stretch; }
  .toolbar input[type="date"] { flex: 1; }
  .toolbar > a, .toolbar > form { width: 100%; }
  .toolbar > span { display: none; }
  .grid-mesas { grid-template-columns: repeat(2, 1fr); }
  .inline-form { display: block; margin-bottom: 4px; }
  .inline-form button { width: 100%; }
}

header.brand {
  text-align: center;
  padding: 32px 0 16px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 32px;
}

header.brand .logo {
  font-family: "Playfair Display", Georgia, serif;
  font-size: 42px;
  letter-spacing: 4px;
  color: var(--gold);
  text-transform: uppercase;
  font-weight: 700;
}

header.brand .tag {
  font-size: 12px;
  letter-spacing: 6px;
  color: var(--text-dim);
  text-transform: uppercase;
  margin-top: 4px;
}

h1, h2, h3 {
  color: var(--gold);
  font-weight: 600;
}

h1 { font-size: 26px; margin: 0 0 8px; }
h2 { font-size: 20px; margin: 24px 0 12px; }
h3 { font-size: 16px; margin: 16px 0 8px; }

p { color: var(--text-dim); line-height: 1.5; }

.card {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

.card + .card { margin-top: 20px; }

label {
  display: block;
  margin: 16px 0 6px;
  font-size: 13px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--gold);
}

input[type="text"], input[type="number"], input[type="password"], select {
  width: 100%;
  padding: 12px 14px;
  background: var(--bg-elev-2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 16px;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}

input:focus, select:focus {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px var(--gold-glow);
}

button, .btn {
  display: inline-block;
  padding: 12px 20px;
  background: var(--gold);
  color: #0a0a0a;
  border: none;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.15s, transform 0.05s;
}

button:hover, .btn:hover { background: var(--gold-soft); }
button:active { transform: translateY(1px); }

.btn-secondary {
  background: transparent;
  color: var(--gold);
  border: 1px solid var(--gold);
}
.btn-secondary:hover { background: var(--gold-glow); }

.btn-danger {
  background: var(--danger);
  color: #fff;
}
.btn-danger:hover { background: #a02a1f; }

.btn-row {
  display: flex;
  gap: 12px;
  margin-top: 24px;
  flex-wrap: wrap;
}

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

.alert {
  background: rgba(192, 57, 43, 0.15);
  border: 1px solid rgba(192, 57, 43, 0.5);
  color: #ffb4ad;
  padding: 12px 16px;
  border-radius: 8px;
  margin-bottom: 16px;
}

.notice {
  background: rgba(212, 175, 55, 0.1);
  border: 1px solid var(--gold);
  color: var(--text);
  padding: 14px 18px;
  border-radius: 8px;
  margin-bottom: 16px;
  font-size: 14px;
}

.success {
  text-align: center;
  padding: 40px 24px;
}

.success .check {
  font-size: 56px;
  color: var(--gold);
  margin-bottom: 12px;
}

.divider {
  height: 1px;
  background: var(--border);
  margin: 28px 0;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 12px;
}

table th, table td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
}

table th {
  color: var(--gold);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-size: 11px;
  font-weight: 600;
}

.tag {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 11px;
  letter-spacing: 1px;
  text-transform: uppercase;
}
.tag-ok { background: rgba(46, 139, 87, 0.2); color: #7fd9a4; }
.tag-cancel { background: rgba(192, 57, 43, 0.2); color: #ffb4ad; }
.tag-noshow { background: rgba(180, 180, 180, 0.15); color: var(--text-dim); }
.tag-llego { background: rgba(212, 175, 55, 0.2); color: var(--gold); }

.grid-mesas {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 12px;
  margin-top: 12px;
}

.mesa-card {
  background: var(--bg-elev-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px;
  text-align: center;
}
.mesa-card .nombre { color: var(--gold); font-weight: 700; }
.mesa-card .cap { color: var(--text-dim); font-size: 12px; }
.mesa-card.libre { border-color: rgba(46, 139, 87, 0.4); }
.mesa-card.ocupada { border-color: var(--gold); background: rgba(212, 175, 55, 0.05); }
.mesa-card.inactiva { opacity: 0.4; }
.mesa-card .ocupado-por { font-size: 13px; margin-top: 6px; color: var(--text); }

.toolbar {
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.toolbar form { display: inline-flex; gap: 8px; align-items: center; }
.toolbar input[type="date"] {
  padding: 8px 10px;
  background: var(--bg-elev-2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 6px;
}

.inline-form { display: inline; }
.inline-form button {
  padding: 6px 10px;
  font-size: 11px;
  letter-spacing: 0.5px;
}

footer {
  text-align: center;
  margin-top: 40px;
  color: var(--text-dim);
  font-size: 12px;
}