/* ===== CERSTA - Luxury Transportation ===== */

:root {
  --color-bg: #0a0a0f;
  --color-bg-alt: #12121a;
  --color-surface: #1a1a25;
  --color-gold: #c9a84c;
  --color-gold-light: #e0c872;
  --color-text: #f0ede6;
  --color-text-muted: #9a978f;
  --color-border: rgba(201, 168, 76, 0.15);
  --font-heading: 'Archivo Black', Impact, sans-serif;
  --font-body: 'DM Sans', system-ui, sans-serif;
  --max-width: 1200px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }

/* --- NAV --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 20px 0;
  transition: background 0.3s, padding 0.3s;
}

.nav.scrolled {
  background: rgba(10, 10, 15, 0.95);
  backdrop-filter: blur(12px);
  padding: 12px 0;
  border-bottom: 1px solid var(--color-border);
}

.nav .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-logo {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-bg);
  background: var(--color-gold);
  text-decoration: none;
  letter-spacing: 3px;
  padding: 8px 16px;
  border-radius: 6px;
}

.nav-links { display: flex; gap: 32px; list-style: none; }

.nav-links a {
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  transition: color 0.3s;
}

.nav-links a:hover { color: var(--color-gold); }

.nav-toggle { display: none; background: none; border: none; color: var(--color-text); font-size: 1.5rem; cursor: pointer; }

/* --- HERO --- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  background: linear-gradient(180deg, rgba(10,10,15,0.3) 0%, var(--color-bg) 100%),
              linear-gradient(135deg, #0a0a0f 0%, #1a1520 50%, #0a0a0f 100%);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(201,168,76,0.06) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content { position: relative; z-index: 1; max-width: 800px; padding: 0 24px; }

.hero-subtitle {
  font-size: 0.85rem;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: 24px;
}

.hero h1 {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: 24px;
}

.hero p {
  font-size: 1.15rem;
  color: var(--color-text-muted);
  max-width: 560px;
  margin: 0 auto 40px;
}

/* --- BOOKING WIDGET --- */
.booking-widget {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 32px;
  max-width: 720px;
  margin: 0 auto;
}

.booking-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 20px;
}

.booking-field { display: flex; flex-direction: column; gap: 6px; }

.booking-field label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-text-muted);
}

.booking-field input,
.booking-field select {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 0.95rem;
  font-family: var(--font-body);
  transition: border-color 0.3s;
}

.booking-field input:focus,
.booking-field select:focus {
  outline: none;
  border-color: var(--color-gold);
}

.booking-field select option { background: var(--color-bg-alt); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--color-gold);
  color: var(--color-bg);
  border: none;
  padding: 14px 32px;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 600;
  font-family: var(--font-body);
  letter-spacing: 0.5px;
  cursor: pointer;
  transition: background 0.3s, transform 0.2s;
  width: 100%;
}

.btn:hover { background: var(--color-gold-light); transform: translateY(-1px); }

.btn-outline {
  background: transparent;
  border: 1px solid var(--color-gold);
  color: var(--color-gold);
  width: auto;
}

.btn-outline:hover { background: rgba(201, 168, 76, 0.1); }

/* --- SECTIONS --- */
section { padding: 100px 0; }

.section-label {
  font-size: 0.75rem;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: 16px;
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 20px;
}

.section-text {
  color: var(--color-text-muted);
  max-width: 600px;
  font-size: 1.05rem;
}

.section-header { text-align: center; margin-bottom: 64px; }
.section-header .section-text { margin: 0 auto; }

/* --- SERVICES --- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.service-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 40px 32px;
  transition: border-color 0.3s, transform 0.3s;
}

.service-card:hover {
  border-color: var(--color-gold);
  transform: translateY(-4px);
}

.service-icon {
  font-size: 2rem;
  margin-bottom: 20px;
}

.service-card h3 {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  margin-bottom: 12px;
}

.service-card p { color: var(--color-text-muted); font-size: 0.95rem; }

/* --- FLEET --- */
.fleet-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 24px;
}

.fleet-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  overflow: hidden;
  transition: border-color 0.3s;
}

.fleet-card:hover { border-color: var(--color-gold); }

/* --- GALLERY --- */
.gallery-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: auto auto;
  gap: 12px;
  margin-bottom: 40px;
}

.gallery-item { overflow: hidden; border-radius: 12px; }

.gallery-item img {
  width: 100%;
  height: 280px;
  object-fit: cover;
  display: block;
  transition: transform 0.4s;
}

.gallery-item:hover img { transform: scale(1.03); }

.gallery-main { grid-column: 1 / -1; }
.gallery-main img { height: 420px; }

.fleet-details { text-align: center; }

.fleet-details h3 {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  margin-bottom: 8px;
}

@media (max-width: 768px) {
  .gallery-grid { grid-template-columns: 1fr; }
  .gallery-main img, .gallery-item img { height: 220px; }
}

.fleet-img {
  width: 100%;
  height: 220px;
  background: var(--color-bg-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  font-size: 0.85rem;
}

.fleet-info { padding: 28px; }

.fleet-info h3 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  margin-bottom: 8px;
}

.fleet-meta {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  margin-bottom: 16px;
}

.fleet-features {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.fleet-features li {
  background: rgba(201, 168, 76, 0.08);
  color: var(--color-gold);
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.8rem;
}

/* --- ROUTES / PRICING --- */
.routes-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-surface);
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--color-border);
}

.routes-table th,
.routes-table td {
  padding: 18px 24px;
  text-align: left;
}

.routes-table th {
  background: var(--color-bg-alt);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-text-muted);
}

.routes-table td { border-top: 1px solid var(--color-border); }

.routes-table .price {
  color: var(--color-gold);
  font-weight: 600;
  font-size: 1.1rem;
}

/* --- WHY US --- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 40px;
}

.feature { text-align: center; }

.feature-number {
  font-family: var(--font-heading);
  font-size: 3rem;
  color: var(--color-gold);
  line-height: 1;
  margin-bottom: 12px;
}

.feature h3 { margin-bottom: 8px; font-size: 1.1rem; }
.feature p { color: var(--color-text-muted); font-size: 0.9rem; }

/* --- CONTACT --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.contact-info { display: flex; flex-direction: column; gap: 32px; }

.contact-item h3 {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-gold);
  margin-bottom: 8px;
}

.contact-item p { color: var(--color-text-muted); }
.contact-item a { color: var(--color-text); text-decoration: none; }
.contact-item a:hover { color: var(--color-gold); }

.contact-form { display: flex; flex-direction: column; gap: 16px; }

.contact-form input,
.contact-form textarea {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  padding: 14px 18px;
  border-radius: 8px;
  font-size: 0.95rem;
  font-family: var(--font-body);
  transition: border-color 0.3s;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--color-gold);
}

.contact-form textarea { min-height: 120px; resize: vertical; }

/* --- FOOTER --- */
.footer {
  border-top: 1px solid var(--color-border);
  padding: 48px 0;
  text-align: center;
  color: var(--color-text-muted);
  font-size: 0.85rem;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 24px;
  list-style: none;
  margin-bottom: 20px;
}

.footer-links a { color: var(--color-text-muted); text-decoration: none; }
.footer-links a:hover { color: var(--color-gold); }

/* --- WHATSAPP FLOAT --- */
.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 56px;
  height: 56px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.6rem;
  text-decoration: none;
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.3);
  z-index: 90;
  transition: transform 0.3s;
}

.whatsapp-float:hover { transform: scale(1.1); }

/* --- RESPONSIVE --- */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(10, 10, 15, 0.98);
    padding: 24px;
    gap: 20px;
    border-bottom: 1px solid var(--color-border);
  }
  .nav-toggle { display: block; }
  .booking-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .fleet-grid { grid-template-columns: 1fr; }
  .routes-table { font-size: 0.85rem; }
  .routes-table th, .routes-table td { padding: 12px 14px; }
}