:root {
  --navy-950: #0a1929;
  --navy-900: #0f2138;
  --navy-800: #132a44;
  --navy-700: #1c3a5e;
  --border: #223f5f;
  --text: #e6edf3;
  --text-muted: #9fb3c8;
  --red: #E8132A;
  --cyan: #00d4ff;
  --amber: #ffaa00;
  --radius: 10px;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-head: 'Poppins', var(--font);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--navy-950);
  color: var(--text);
  font-family: var(--font);
  line-height: 1.5;
  position: relative;
}

/* Ambient background — perspective "horizon" grid + slow drifting glow.
   Fixed behind all content, non-interactive. Public pages only (not admin). */
.ambient-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  pointer-events: none;
}
.ambient-grid {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 1400px;
  max-width: 220%;
  height: 460px;
  background-image: url('/assets/img/horizon-grid.svg');
  background-repeat: no-repeat;
  background-size: 100% 100%;
  opacity: 0.3;
  -webkit-mask-image: linear-gradient(to bottom, black 0%, black 35%, transparent 92%);
  mask-image: linear-gradient(to bottom, black 0%, black 35%, transparent 92%);
}
.ambient-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.16;
  animation: ambient-drift 28s ease-in-out infinite alternate;
}
.ambient-glow-cyan  { width: 480px; height: 480px; background: #00d4ff; top: -140px; left: -120px; }
.ambient-glow-red   { width: 420px; height: 420px; background: #E8132A; top: 8%; right: -160px; animation-duration: 34s; animation-delay: -6s; }
.ambient-glow-amber { width: 380px; height: 380px; background: #ffaa00; bottom: -180px; left: 32%; animation-duration: 40s; animation-delay: -14s; }

@keyframes ambient-drift {
  0%   { transform: translate(0, 0) scale(1); }
  100% { transform: translate(36px, 26px) scale(1.08); }
}
@media (prefers-reduced-motion: reduce) {
  .ambient-glow { animation: none; }
}

h1, h2, h3, .brand { font-family: var(--font-head); font-weight: 600; }

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

.navbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 32px;
  background: rgba(15,33,56,0.72);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 50;
}
.navbar .brand { font-size: 20px; color: #fff; }
.navbar .brand span { color: var(--red); }
.navbar nav a { color: var(--text-muted); margin-left: 24px; font-size: 14px; }
.navbar nav a:hover { color: var(--cyan); text-decoration: none; }

.container { max-width: 1160px; margin: 0 auto; padding: 0 24px; }

.hero {
  padding: 80px 24px 64px;
  text-align: center;
  background: linear-gradient(to bottom, rgba(10,25,41,0.25), rgba(10,25,41,0.85) 85%);
  border-bottom: 1px solid var(--border);
  position: relative;
}
.hero h1 { font-size: 42px; margin: 0 0 12px; color: #fff; letter-spacing: -0.5px; }
.hero h1 .accent {
  background: linear-gradient(90deg, var(--cyan), var(--amber));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero p { color: var(--text-muted); font-size: 17px; }

.btn {
  display: inline-block; padding: 12px 24px; border-radius: 8px;
  font-weight: 600; font-size: 14px; border: none; cursor: pointer;
  text-decoration: none;
}
.btn-primary { background: var(--red); color: #fff; }
.btn-primary:hover { background: #c50f22; text-decoration: none; }
.btn-outline { background: transparent; color: var(--cyan); border: 1px solid var(--cyan); }
.btn-outline:hover { background: rgba(0,212,255,0.08); text-decoration: none; }

.fleet-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px; padding: 40px 0;
}
.vehicle-card {
  background: var(--navy-900); border: 1px solid var(--border); border-radius: var(--radius);
  overflow: hidden; transition: transform .15s, border-color .15s;
}
.vehicle-card:hover { transform: translateY(-3px); border-color: var(--cyan); box-shadow: 0 12px 32px rgba(0,212,255,0.14); }
.vehicle-card img { width: 100%; height: 170px; object-fit: cover; background: var(--navy-800); }
.vehicle-card .body { padding: 16px; }
.vehicle-card h3 { margin: 0 0 4px; color: #fff; font-size: 17px; }
.vehicle-card .category { color: var(--text-muted); font-size: 13px; margin-bottom: 10px; }
.vehicle-card .rate { color: var(--amber); font-weight: 700; font-size: 18px; }
.vehicle-card .rate span { color: var(--text-muted); font-weight: 400; font-size: 13px; }
.badge {
  display: inline-block; font-size: 11px; padding: 3px 8px; border-radius: 20px;
  background: rgba(0,212,255,0.12); color: var(--cyan); margin-right: 6px; margin-bottom: 6px;
}

.card { background: var(--navy-900); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; }

label { display: block; font-size: 13px; color: var(--text-muted); margin: 14px 0 6px; }
input, select, textarea {
  width: 100%; padding: 10px 12px; background: var(--navy-950); border: 1px solid var(--border);
  border-radius: 6px; color: var(--text); font-family: var(--font); font-size: 14px;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--cyan); }

.alert { padding: 12px 16px; border-radius: 8px; font-size: 14px; margin-bottom: 16px; }
.alert-error { background: rgba(232,19,42,0.12); color: #ff6b7d; border: 1px solid rgba(232,19,42,0.3); }
.alert-success { background: rgba(0,212,255,0.1); color: var(--cyan); border: 1px solid rgba(0,212,255,0.3); }

footer { padding: 32px; text-align: center; color: var(--text-muted); font-size: 13px; border-top: 1px solid var(--border); }

/* Admin */
.admin-shell { display: flex; min-height: 100vh; }
.admin-sidebar { width: 220px; background: var(--navy-900); border-right: 1px solid var(--border); padding: 20px 0; }
.admin-sidebar .brand { padding: 0 20px 20px; }
.admin-sidebar a {
  display: block; padding: 10px 20px; color: var(--text-muted); font-size: 14px;
}
.admin-sidebar a:hover, .admin-sidebar a.active { background: var(--navy-800); color: var(--cyan); text-decoration: none; }
.admin-main { flex: 1; padding: 28px; }
.status-pill { padding: 3px 10px; border-radius: 20px; font-size: 12px; font-weight: 600; }
.status-pending { background: rgba(255,170,0,0.15); color: var(--amber); }
.status-confirmed { background: rgba(0,212,255,0.15); color: var(--cyan); }
.status-active { background: rgba(46,204,113,0.15); color: #2ecc71; }
.status-completed { background: rgba(159,179,200,0.15); color: var(--text-muted); }
.status-cancelled { background: rgba(232,19,42,0.15); color: var(--red); }

table.data-table { width: 100%; border-collapse: collapse; }
.data-table th { text-align: left; font-size: 12px; text-transform: uppercase; color: var(--text-muted); padding: 10px 12px; border-bottom: 1px solid var(--border); }
.data-table td { padding: 12px; border-bottom: 1px solid var(--border); font-size: 14px; }
.data-table tr:hover { background: var(--navy-900); }