/* ===================== Paleta de marca OPEN =====================
   Manual de Identidad Gráfica V1.2 (Julio 2023):
   Principal #003b60 (navy) · Secundario #d6c5a3 (dorado) · Auxiliar #dcc6bb (rosa polvo)
   Paleta secundaria (redes/publicidad): ámbar, azul, rosa, verde, morado en degradado. */
:root {
  --open-navy: #003b60;
  --open-navy-deep: #001f33;
  --open-gold: #d6c5a3;
  --open-rose: #dcc6bb;
  --open-amber: #f2bd46;
  --open-amber-deep: #eb6d27;
  --open-blue: #2e79e2;
  --open-blue-deep: #1044d4;
  --open-green: #42e86f;
  --open-green-deep: #008a66;
  --open-pink: #f274ac;
  --open-pink-deep: #b52a6d;

  --bg: #081420;
  --panel: #0f2032;
  --panel-alt: #14293e;
  --border: #223a54;
  --text: #eef2f6;
  --muted: #87a2ba;

  --accent: var(--open-gold);
  --accent-strong: var(--open-amber);
  --accent-deep: var(--open-amber-deep);
  --accent-ink: #241a06;

  --ok: var(--open-green);
  --ok-bg: rgba(66, 232, 111, 0.14);
  --warn: var(--open-amber);
  --warn-bg: rgba(242, 189, 70, 0.16);
  --danger: #ff7a90;
  --danger-bg: rgba(255, 122, 144, 0.15);
  --muted-bg: rgba(135, 162, 186, 0.14);

  --radius: 14px;
  --radius-sm: 9px;
  --shadow: 0 10px 30px rgba(0, 6, 14, 0.45);
  --shadow-sm: 0 3px 10px rgba(0, 6, 14, 0.3);

  --font-heading: 'Poppins', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: var(--font-body);
  background:
    radial-gradient(1100px 500px at 12% -12%, rgba(46, 121, 226, 0.16), transparent 60%),
    radial-gradient(900px 500px at 100% 0%, rgba(214, 197, 163, 0.08), transparent 55%),
    var(--bg);
  background-attachment: fixed;
  color: var(--text);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, .brand, .nav-btn, .btn, .btn-sm { font-family: var(--font-heading); }

.hidden { display: none !important; }
.muted { color: var(--muted); font-size: 0.85em; }

/* Login */
.login-screen {
  height: 100vh; display: flex; align-items: center; justify-content: center;
  padding: 20px;
}
.login-card {
  background: linear-gradient(180deg, var(--panel-alt), var(--panel));
  border: 1px solid var(--border); border-radius: var(--radius);
  padding: 44px 40px; text-align: center; min-width: 320px;
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}
.login-card::before {
  content: ''; position: absolute; top: -60%; left: -20%; width: 140%; height: 140%;
  background: radial-gradient(circle, rgba(242, 189, 70, 0.12), transparent 60%);
  pointer-events: none;
}
.login-logo { width: 72px; height: 72px; margin: 0 auto 16px; display: block; position: relative; }
.login-card h1 {
  margin: 0 0 4px; font-size: 1.5em; letter-spacing: 0.02em;
  background: linear-gradient(90deg, var(--open-gold), var(--open-amber));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.login-tagline { margin: 0 0 4px; font-size: 0.72em; letter-spacing: 0.14em; color: var(--muted); text-transform: uppercase; }
.login-card #google-signin-button { display: flex; justify-content: center; margin-top: 24px; position: relative; }

/* Shell */
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 20px; background: linear-gradient(180deg, var(--panel-alt), var(--panel));
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  position: sticky; top: 0; z-index: 10;
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; letter-spacing: 0.01em; }
.brand-logo { width: 30px; height: 30px; }
.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand-text small { font-family: var(--font-body); font-size: 0.6em; color: var(--muted); font-weight: 500; letter-spacing: 0.08em; text-transform: uppercase; }
.topbar nav { display: flex; gap: 6px; }
.nav-btn {
  background: none; border: none; color: var(--muted); padding: 8px 14px;
  border-radius: 999px; cursor: pointer; font-size: 0.9em; font-weight: 600;
  transition: background-color 0.15s ease, color 0.15s ease;
}
.nav-btn:hover { background: rgba(255, 255, 255, 0.06); color: var(--text); }
.nav-btn.active { background: linear-gradient(90deg, var(--open-gold), var(--open-amber)); color: var(--accent-ink); }
.user-box { display: flex; align-items: center; gap: 10px; }

.screen-root { padding: 20px; max-width: 1200px; margin: 0 auto; }

/* Layout helpers */
.row-between { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.split { display: grid; grid-template-columns: 320px 1fr; gap: 16px; margin-top: 16px; }
@media (max-width: 800px) { .split { grid-template-columns: 1fr; } }

.panel {
  background: linear-gradient(180deg, var(--panel-alt), var(--panel));
  border: 1px solid var(--border); border-radius: var(--radius);
  padding: 18px; margin-bottom: 16px;
  box-shadow: var(--shadow-sm);
}
.panel h3 { margin-top: 0; }

.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 12px; margin-bottom: 16px; }
@media (max-width: 900px) { .stat-grid { grid-template-columns: repeat(2, 1fr); } }
.stat-tile {
  background: linear-gradient(180deg, var(--panel-alt), var(--panel));
  border: 1px solid var(--border); border-left: 3px solid var(--tile-color, var(--accent));
  border-radius: var(--radius); padding: 16px; text-align: left;
  box-shadow: var(--shadow-sm);
  transition: transform 0.15s ease;
}
.stat-tile:hover { transform: translateY(-2px); }
.stat-icon { font-size: 1.1em; margin-bottom: 6px; }
.stat-label { color: var(--muted); font-size: 0.78em; margin-bottom: 4px; text-transform: uppercase; letter-spacing: 0.04em; }
.stat-value { font-size: 1.5em; font-weight: 700; font-family: var(--font-heading); overflow-wrap: anywhere; }

.chips { display: flex; gap: 8px; flex-wrap: wrap; }
.chip {
  background: var(--panel); border: 1px solid var(--border); color: var(--text);
  padding: 6px 14px; border-radius: 999px; cursor: pointer; font-size: 0.85em; font-weight: 500;
  transition: border-color 0.15s ease, transform 0.15s ease;
}
.chip:hover { border-color: var(--accent); transform: translateY(-1px); }
.chip-active { background: linear-gradient(90deg, var(--open-gold), var(--open-amber)); border-color: transparent; color: var(--accent-ink); font-weight: 700; }

/* Buttons */
.btn, .btn-sm {
  background: var(--panel-alt); border: 1px solid var(--border); color: var(--text); padding: 8px 14px;
  border-radius: var(--radius-sm); cursor: pointer; font-size: 0.9em; font-weight: 600;
  transition: transform 0.12s ease, box-shadow 0.12s ease;
}
.btn:hover, .btn-sm:hover { transform: translateY(-1px); box-shadow: var(--shadow-sm); }
.btn-sm { padding: 5px 10px; font-size: 0.8em; }
.btn-primary, .btn.btn-primary {
  background: linear-gradient(90deg, var(--open-gold), var(--accent-strong));
  border-color: transparent; color: var(--accent-ink);
}
.btn-danger {
  background: linear-gradient(90deg, var(--open-pink-deep), var(--danger));
  border-color: transparent; color: #fff;
}
button:disabled { opacity: 0.4; cursor: not-allowed; transform: none !important; }

/* Eventos list */
.eventos-list-scroll { max-height: 320px; overflow-y: auto; margin-top: 8px; }
.evento-row {
  display: flex; justify-content: space-between; align-items: center;
  padding: 10px 12px; border-radius: var(--radius-sm); cursor: pointer; border: 1px solid transparent;
  transition: background-color 0.15s ease, border-color 0.15s ease;
}
.evento-row:hover { background: rgba(255, 255, 255, 0.04); }
.evento-active { border-color: var(--accent); background: rgba(214, 197, 163, 0.08); }

/* Lugares grid */
.unidad-block { margin-bottom: 16px; }
.lugares-grid { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.lugar {
  width: 36px; height: 36px; display: flex; align-items: center; justify-content: center;
  border-radius: var(--radius-sm); font-size: 0.8em; cursor: pointer; border: 1px solid var(--border);
  transition: transform 0.1s ease, background-color 0.15s ease;
}
.lugar-libre { background: var(--panel-alt); }
.lugar-libre:hover { background: rgba(214, 197, 163, 0.18); transform: translateY(-1px); }
.lugar-ocupado { background: rgba(220, 198, 187, 0.12); color: var(--muted); cursor: not-allowed; border-color: rgba(220, 198, 187, 0.2); }
.lugar-seleccionado { background: linear-gradient(135deg, var(--open-gold), var(--accent-strong)); color: var(--accent-ink); border-color: transparent; font-weight: 700; }

/* Reserva cards */
.reserva-card {
  border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 12px; margin-bottom: 10px;
  background: rgba(255, 255, 255, 0.02);
}
.reserva-meta { display: flex; gap: 16px; flex-wrap: wrap; margin-top: 8px; font-size: 0.85em; color: var(--muted); }
.reserva-actions { display: flex; gap: 8px; align-items: center; margin-top: 10px; flex-wrap: wrap; }

/* Badges */
.badge { padding: 3px 10px; border-radius: 999px; font-size: 0.75em; margin-left: 4px; font-weight: 600; letter-spacing: 0.01em; }
.badge-ok { background: var(--ok-bg); color: var(--ok); }
.badge-warn { background: var(--warn-bg); color: var(--warn); }
.badge-danger { background: var(--danger-bg); color: var(--danger); }
.badge-muted { background: var(--muted-bg); color: var(--muted); }

/* Tables */
.table-scroll { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 0.9em; }
th, td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--border); }
th { color: var(--muted); font-weight: 600; font-size: 0.78em; text-transform: uppercase; letter-spacing: 0.04em; }
tbody tr { transition: background-color 0.15s ease; }
tbody tr:hover { background: rgba(255, 255, 255, 0.03); }

/* Modal */
.modal-backdrop {
  position: fixed; inset: 0; background: rgba(2, 6, 12, 0.65); backdrop-filter: blur(2px);
  display: flex; align-items: center; justify-content: center; z-index: 100;
  animation: fadeIn 0.15s ease;
}
.modal {
  background: linear-gradient(180deg, var(--panel-alt), var(--panel));
  border: 1px solid var(--border); border-radius: var(--radius);
  padding: 24px; width: 420px; max-width: 90vw; max-height: 85vh; overflow-y: auto;
  box-shadow: var(--shadow);
  animation: slideUp 0.18s ease;
}
.modal label { display: block; margin: 12px 0 4px; font-size: 0.85em; color: var(--muted); }
.modal input, .modal select, .modal textarea {
  width: 100%; padding: 9px 10px; border-radius: var(--radius-sm); border: 1px solid var(--border);
  background: var(--bg); color: var(--text); font-size: 0.9em; font-family: var(--font-body);
}
.modal input:focus, .modal select:focus, .modal textarea:focus {
  outline: none; border-color: var(--accent);
}
.modal-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 20px; }

.filter-select {
  padding: 6px 10px; border-radius: var(--radius-sm); border: 1px solid var(--border);
  background: var(--bg); color: var(--text); font-size: 0.85em; font-family: var(--font-body);
}

@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes slideUp { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }

/* Página pública */
.public-wrap { max-width: 960px; margin: 0 auto; padding: 0 20px 40px; }
.public-header {
  display: flex; align-items: center; gap: 16px; padding: 32px 4px 24px;
}
.public-header img { width: 56px; height: 56px; flex-shrink: 0; }
.public-header h1 {
  margin: 0; font-size: 1.6em;
  background: linear-gradient(90deg, var(--open-gold), var(--open-amber));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.public-header p { margin: 4px 0 0; }