/**
 * ESTILOS COMPARTIDOS - Tu Guía Viajero
 * Header y Footer profesionales para todas las páginas
 */

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background: linear-gradient(135deg, #1e3a8a 0%, #3b82f6 50%, #60a5fa 100%);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  padding: 0;
  position: relative;
  overflow-x: hidden;
}

/* Efecto de partículas de fondo */
body::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image:
    radial-gradient(circle at 20% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 40% 20%, rgba(255, 255, 255, 0.05) 0%, transparent 50%);
  pointer-events: none;
  z-index: 0;
}

/* ===========================================
   HEADER PROFESIONAL FIJO
   =========================================== */

.top-header {
  background: rgba(15, 23, 42, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding: 0;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.top-header-content {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 40px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: white;
  text-decoration: none;
}

.brand-logo {
  width: 42px;
  height: 42px;
  background: linear-gradient(135deg, #3b82f6, #8b5cf6);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  box-shadow: 0 2px 8px rgba(59, 130, 246, 0.3);
}

.brand-text h1 {
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0;
  background: linear-gradient(to right, #ffffff, #e0e7ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.brand-text p {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.6);
  margin: 0;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.top-nav {
  display: flex;
  gap: 8px;
  align-items: center;
}

.nav-link {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 0.95rem;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav-link:hover {
  background: rgba(255, 255, 255, 0.1);
  color: white;
}

.nav-link.active {
  background: rgba(59, 130, 246, 0.2);
  color: white;
}

.btn-new-trip {
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
  color: white;
  border: none;
  padding: 10px 20px;
  border-radius: 10px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: all 0.3s ease;
  box-shadow: 0 2px 8px rgba(16, 185, 129, 0.3);
}

.btn-new-trip:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.4);
}

.btn-login {
  background: rgba(255, 255, 255, 0.1);
  color: white;
  text-decoration: none;
  padding: 10px 20px;
  border-radius: 10px;
  font-size: 0.95rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: all 0.3s ease;
}

.btn-login:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
}

/* ===========================================
   FOOTER PROFESIONAL
   =========================================== */

.main-footer {
  background: rgba(15, 23, 42, 0.95);
  backdrop-filter: blur(10px);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.8);
  margin-top: auto;
}

.footer-content {
  max-width: 1400px;
  margin: 0 auto;
  padding: 60px 40px 40px;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
}

.footer-section h3 {
  color: white;
  font-size: 1.3rem;
  margin: 0 0 8px 0;
  font-weight: 700;
}

.footer-section h4 {
  color: white;
  font-size: 1rem;
  margin: 0 0 20px 0;
  font-weight: 600;
  letter-spacing: 0.5px;
}

.footer-section p {
  margin: 0;
  line-height: 1.6;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.footer-brand .brand-logo {
  width: 48px;
  height: 48px;
  font-size: 1.8rem;
}

.footer-brand h3 {
  margin: 0;
}

.footer-brand p {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.5);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.footer-description {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 24px;
}

.footer-social {
  display: flex;
  gap: 12px;
}

.footer-social a {
  width: 42px;
  height: 42px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  transition: all 0.3s;
  text-decoration: none;
}

.footer-social a:hover {
  background: rgba(59, 130, 246, 0.3);
  transform: translateY(-2px);
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links li {
  margin-bottom: 12px;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.6);
  text-decoration: none;
  font-size: 0.95rem;
  transition: color 0.2s;
  display: inline-block;
}

.footer-links a:hover {
  color: white;
  padding-left: 4px;
}

.footer-bottom {
  max-width: 1400px;
  margin: 0 auto;
  padding: 24px 40px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-bottom p {
  margin: 0;
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.5);
}

.footer-bottom a {
  color: #3b82f6;
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s;
}

.footer-bottom a:hover {
  color: #60a5fa;
}

.footer-tech {
  font-size: 0.85rem !important;
  color: rgba(255, 255, 255, 0.4) !important;
}

/* ===========================================
   RESPONSIVE
   =========================================== */

@media (max-width: 768px) {
  .top-header-content {
    padding: 12px 20px;
    flex-direction: column;
    gap: 16px;
  }

  .top-nav {
    flex-wrap: wrap;
    justify-content: center;
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: 40px;
    padding: 40px 20px;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
    padding: 20px;
  }
}

@media (max-width: 480px) {
  .brand-text h1 {
    font-size: 1.2rem;
  }

  .nav-link span:last-child {
    display: none;
  }

  .btn-new-trip span:last-child,
  .btn-login span:last-child {
    display: none;
  }
}