/* Volcanic Luxury Resort CSS */

/* CSS Variables for consistent theming */
:root {
  --primary-color: #D32F2F;
  --primary-dark: #B71C1C;
  --primary-light: #FFCDD2;
  --secondary-color: #424242;
  --secondary-dark: #212121;
  --secondary-light: #757575;
  --accent-gold: #FFB300;
  --accent-orange: #FF6D00;
  --text-dark: #212121;
  --text-light: #FFFFFF;
  --text-muted: #757575;
  --bg-light: #FAFAFA;
  --bg-dark: #1A1A1A;
  --shadow-light: rgba(211, 47, 47, 0.1);
  --shadow-medium: rgba(211, 47, 47, 0.25);
  --shadow-dark: rgba(0, 0, 0, 0.3);
  --border-radius: 8px;
  --transition-speed: 0.3s;
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-heading: 'Playfair Display', Georgia, serif;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-primary);
  line-height: 1.6;
  color: var(--text-dark);
  background-color: var(--bg-light);
  overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: 1rem;
  color: var(--text-dark);
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 700;
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2rem);
}

p {
  margin-bottom: 1rem;
  color: var(--text-muted);
  font-size: 1.1rem;
}

/* Bootstrap 5 Overrides */
.btn-primary {
  background-color: var(--primary-color);
  border-color: var(--primary-color);
  color: var(--text-light);
  font-weight: 600;
  padding: 0.75rem 2rem;
  border-radius: var(--border-radius);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: all var(--transition-speed) ease;
  position: relative;
  overflow: hidden;
}

.btn-primary:hover,
.btn-primary:focus {
  background-color: var(--primary-dark);
  border-color: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px var(--shadow-medium);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-outline-primary {
  color: var(--primary-color);
  border-color: var(--primary-color);
  background-color: transparent;
}

.btn-outline-primary:hover {
  background-color: var(--primary-color);
  border-color: var(--primary-color);
  color: var(--text-light);
}

.btn-secondary {
  background-color: var(--secondary-color);
  border-color: var(--secondary-color);
  color: var(--text-light);
}

.btn-secondary:hover {
  background-color: var(--secondary-dark);
  border-color: var(--secondary-dark);
}

.text-primary {
  color: var(--primary-color) !important;
}

.bg-primary {
  background-color: var(--primary-color) !important;
}

.bg-secondary {
  background-color: var(--secondary-color) !important;
}

/* Navigation */
.navbar {
  background: rgba(26, 26, 26, 0.95);
  backdrop-filter: blur(20px);
  padding: 1rem 0;
  transition: all var(--transition-speed) ease;
  border-bottom: 1px solid rgba(211, 47, 47, 0.1);
}

.navbar.scrolled {
  background: rgba(26, 26, 26, 0.98);
  box-shadow: 0 2px 20px var(--shadow-dark);
}

.navbar-brand {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--primary-color);
  text-decoration: none;
}

.navbar-nav .nav-link {
  color: var(--text-light);
  font-weight: 500;
  padding: 0.5rem 1rem;
  margin: 0 0.25rem;
  border-radius: var(--border-radius);
  transition: all var(--transition-speed) ease;
  position: relative;
}

.navbar-nav .nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--primary-color);
  transition: all var(--transition-speed) ease;
  transform: translateX(-50%);
}

.navbar-nav .nav-link:hover::after,
.navbar-nav .nav-link.active::after {
  width: 80%;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
  color: var(--primary-color);
}

.navbar-toggler {
  border: none;
  padding: 0.25rem;
  background: transparent;
}

.navbar-toggler:focus {
  box-shadow: none;
}

.navbar-toggler-icon {
  background-image: none;
  width: 25px;
  height: 3px;
  background-color: var(--text-light);
  border-radius: 2px;
  transition: all var(--transition-speed) ease;
  position: relative;
}

.navbar-toggler-icon::before,
.navbar-toggler-icon::after {
  content: '';
  position: absolute;
  width: 25px;
  height: 3px;
  background-color: var(--text-light);
  border-radius: 2px;
  transition: all var(--transition-speed) ease;
}

.navbar-toggler-icon::before {
  top: -8px;
}

.navbar-toggler-icon::after {
  top: 8px;
}

/* Hero Section */
.hero {
  height: 100vh;
  background: linear-gradient(
    135deg,
    rgba(26, 26, 26, 0.7),
    rgba(211, 47, 47, 0.8)
  ),
  url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 800"><defs><radialGradient id="volcano" cx="50%" cy="50%" r="50%"><stop offset="0%" stop-color="%23FF6D00"/><stop offset="100%" stop-color="%23D32F2F"/></radialGradient></defs><rect width="1200" height="800" fill="%23424242"/><circle cx="600" cy="400" r="300" fill="url(%23volcano)" opacity="0.6"/></svg>');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="20" cy="20" r="2" fill="%23FFB300" opacity="0.6"><animate attributeName="opacity" values="0.6;1;0.6" dur="3s" repeatCount="indefinite"/></circle><circle cx="80" cy="40" r="1.5" fill="%23FF6D00" opacity="0.8"><animate attributeName="opacity" values="0.8;0.3;0.8" dur="4s" repeatCount="indefinite"/></circle><circle cx="40" cy="80" r="1" fill="%23FFB300" opacity="0.7"><animate attributeName="opacity" values="0.7;1;0.7" dur="2s" repeatCount="indefinite"/></circle></svg>') repeat;
  animation: float 20s infinite linear;
  pointer-events: none;
}

@keyframes float {
  0% { transform: translateY(0px) rotate(0deg); }
  33% { transform: translateY(-10px) rotate(120deg); }
  66% { transform: translateY(5px) rotate(240deg); }
  100% { transform: translateY(0px) rotate(360deg); }
}

.hero-content {
  text-align: center;
  color: var(--text-light);
  z-index: 2;
  position: relative;
}

.hero-title {
  color: var(--text-light);
  text-shadow: 2px 2px 4px var(--shadow-dark);
  margin-bottom: 1.5rem;
  animation: slideInUp 1s ease-out;
}

.hero-subtitle {
  font-size: clamp(1.2rem, 2vw, 1.5rem);
  color: var(--primary-light);
  margin-bottom: 2rem;
  font-weight: 300;
  animation: slideInUp 1s ease-out 0.2s both;
}

.hero-cta {
  animation: slideInUp 1s ease-out 0.4s both;
}

@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(50px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Cards */
.card {
  border: none;
  border-radius: calc(var(--border-radius) * 2);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  transition: all var(--transition-speed) ease;
  overflow: hidden;
  background: var(--text-light);
}

.card:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 40px var(--shadow-medium);
}

.card-img-top {
  height: 250px;
  object-fit: cover;
  transition: transform var(--transition-speed) ease;
}

.card:hover .card-img-top {
  transform: scale(1.05);
}

.card-body {
  padding: 2rem;
}

.card-title {
  color: var(--primary-color);
  font-weight: 600;
  margin-bottom: 1rem;
}

.card-text {
  color: var(--text-muted);
  line-height: 1.6;
}

/* Forms */
.form-control {
  border: 2px solid #E0E0E0;
  border-radius: var(--border-radius);
  padding: 0.75rem 1rem;
  font-size: 1rem;
  transition: all var(--transition-speed) ease;
  background: var(--text-light);
}

.form-control:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 0.2rem var(--shadow-light);
  background: var(--text-light);
}

.form-control.is-invalid {
  border-color: #DC3545;
}

.form-control.is-valid {
  border-color: #28A745;
}

.form-label {
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 0.5rem;
}

.invalid-feedback {
  display: block;
  color: #DC3545;
  font-size: 0.875rem;
  margin-top: 0.25rem;
}

.valid-feedback {
  display: block;
  color: #28A745;
  font-size: 0.875rem;
  margin-top: 0.25rem;
}

/* Section Styling */
.section {
  padding: 5rem 0;
  position: relative;
}

.section-title {
  text-align: center;
  margin-bottom: 3rem;
  position: relative;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  width: 80px;
  height: 3px;
  background: linear-gradient(90deg, var(--primary-color), var(--accent-orange));
  transform: translateX(-50%);
  border-radius: 2px;
}

.bg-volcanic {
  background: linear-gradient(135deg, var(--secondary-color), var(--secondary-dark));
  color: var(--text-light);
  position: relative;
}

.bg-volcanic::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: 
    radial-gradient(circle at 20% 20%, var(--primary-color) 2px, transparent 2px),
    radial-gradient(circle at 80% 80%, var(--accent-orange) 1px, transparent 1px);
  background-size: 100px 100px, 80px 80px;
  opacity: 0.1;
  animation: sparkle 10s infinite linear;
}

@keyframes sparkle {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-5px) rotate(180deg); }
}

.bg-volcanic .section-title,
.bg-volcanic h1,
.bg-volcanic h2,
.bg-volcanic h3 {
  color: var(--text-light);
}

.bg-volcanic p {
  color: rgba(255, 255, 255, 0.9);
}

/* Animations */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s ease;
}

.fade-in.animate {
  opacity: 1;
  transform: translateY(0);
}

.slide-in-left {
  opacity: 0;
  transform: translateX(-50px);
  transition: all 0.8s ease;
}

.slide-in-left.animate {
  opacity: 1;
  transform: translateX(0);
}

.slide-in-right {
  opacity: 0;
  transform: translateX(50px);
  transition: all 0.8s ease;
}

.slide-in-right.animate {
  opacity: 1;
  transform: translateX(0);
}

/* Loading Animation */
.loading {
  position: relative;
  pointer-events: none;
}

.loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 20px;
  height: 20px;
  margin: -10px 0 0 -10px;
  border: 2px solid transparent;
  border-top: 2px solid var(--primary-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Responsive Design */
@media (max-width: 768px) {
  .section {
    padding: 3rem 0;
  }
  
  .hero {
    height: 70vh;
    background-attachment: scroll;
  }
  
  .card-body {
    padding: 1.5rem;
  }
  
  .btn {
    padding: 0.6rem 1.5rem;
    font-size: 0.9rem;
  }
  
  .navbar-nav {
    background: rgba(26, 26, 26, 0.95);
    border-radius: var(--border-radius);
    margin-top: 1rem;
    padding: 1rem;
  }
  
  .navbar-collapse {
    border-top: 1px solid rgba(211, 47, 47, 0.2);
    margin-top: 1rem;
    padding-top: 1rem;
  }
}

@media (max-width: 576px) {
  .container {
    padding: 0 1rem;
  }
  
  .hero-content {
    padding: 0 1rem;
  }
  
  .section-title::after {
    width: 60px;
  }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms;
    animation-iteration-count: 1;
    transition-duration: 0.01ms;
    scroll-behavior: auto;
  }
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Focus styles for better accessibility */
.btn:focus,
.form-control:focus,
.nav-link:focus {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  :root {
    --primary-color: #B71C1C;
    --text-muted: #424242;
    --shadow-light: rgba(0, 0, 0, 0.2);
  }
  
  .card {
    border: 2px solid var(--secondary-color);
  }
}