/* Modern Luxury Hotel Theme - CSS */

/* Variables */
:root {
  --primary-color: #C8102E;
  --secondary-color: #FFFFFF;
  --tertiary-color: #F8F9FA;
  --dark-color: #1A1A1A;
  --gray-color: #6C757D;
  --light-gray: #E9ECEF;
  --gold-accent: #D4AF37;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  --shadow-hover: 0 15px 40px rgba(0, 0, 0, 0.15);
  --border-radius: 8px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-heading: 'Playfair Display', Georgia, serif;
}

/* Reset and Base 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(--dark-color);
  background-color: var(--secondary-color);
  overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
  color: var(--dark-color);
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  margin-bottom: 1.5rem;
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 1.25rem;
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
}

h4 {
  font-size: clamp(1.25rem, 2.5vw, 1.75rem);
}

p {
  font-size: clamp(1rem, 1.2vw, 1.125rem);
  margin-bottom: 1rem;
  color: var(--gray-color);
}

.lead {
  font-size: clamp(1.125rem, 1.5vw, 1.375rem);
  font-weight: 400;
  line-height: 1.7;
}

/* Bootstrap 5 Overrides */
.btn {
  padding: 12px 32px;
  font-weight: 600;
  font-size: 1rem;
  border-radius: var(--border-radius);
  border: 2px solid transparent;
  transition: var(--transition);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  position: relative;
  overflow: hidden;
}

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

.btn-primary:hover,
.btn-primary:focus {
  background-color: #A00D26;
  border-color: #A00D26;
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

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

.btn-outline-primary:hover,
.btn-outline-primary:focus {
  background-color: var(--primary-color);
  border-color: var(--primary-color);
  color: var(--secondary-color);
  transform: translateY(-2px);
}

.btn-lg {
  padding: 16px 40px;
  font-size: 1.125rem;
}

/* Navigation */
.navbar {
  background-color: rgba(255, 255, 255, 0.95) !important;
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--light-gray);
  transition: var(--transition);
  padding: 1rem 0;
}

.navbar.scrolled {
  padding: 0.5rem 0;
  box-shadow: var(--shadow);
}

.navbar-brand {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--primary-color) !important;
  text-decoration: none;
}

.navbar-nav .nav-link {
  color: var(--dark-color) !important;
  font-weight: 500;
  margin: 0 0.5rem;
  padding: 0.75rem 1rem !important;
  border-radius: var(--border-radius);
  transition: var(--transition);
  text-transform: uppercase;
  font-size: 0.875rem;
  letter-spacing: 0.5px;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
  color: var(--primary-color) !important;
  background-color: rgba(200, 16, 46, 0.1);
}

.navbar-toggler {
  border: none;
  padding: 0.25rem 0.5rem;
}

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

/* Hero Section */
.hero {
  min-height: 100vh;
  background: linear-gradient(135deg, rgba(26, 26, 26, 0.7), rgba(200, 16, 46, 0.3)),
              url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><rect fill="%23f8f9fa" width="1000" height="1000"/></svg>');
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(45deg, transparent, rgba(200, 16, 46, 0.1));
  animation: shimmer 3s ease-in-out infinite alternate;
}

@keyframes shimmer {
  0% { opacity: 0; }
  100% { opacity: 1; }
}

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

.hero h1 {
  color: var(--secondary-color);
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
  animation: fadeInUp 1s ease-out;
}

.hero .lead {
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 2rem;
  animation: fadeInUp 1s ease-out 0.2s both;
}

.hero .btn {
  animation: fadeInUp 1s ease-out 0.4s both;
  margin: 0.5rem;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Cards and Sections */
.section {
  padding: 5rem 0;
}

.section-alt {
  background-color: var(--tertiary-color);
}

.card {
  border: none;
  border-radius: 16px;
  box-shadow: var(--shadow);
  transition: var(--transition);
  overflow: hidden;
  background-color: var(--secondary-color);
}

.card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-hover);
}

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

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

.card-body {
  padding: 2rem;
}

.card-title {
  color: var(--dark-color);
  margin-bottom: 1rem;
}

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

/* Forms */
.form-control {
  border: 2px solid var(--light-gray);
  border-radius: var(--border-radius);
  padding: 12px 16px;
  font-size: 1rem;
  transition: var(--transition);
  background-color: var(--secondary-color);
}

.form-control:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 0.2rem rgba(200, 16, 46, 0.15);
  background-color: var(--secondary-color);
}

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

.form-floating .form-control {
  height: calc(3.5rem + 2px);
  padding: 1rem 0.75rem;
}

.form-floating label {
  padding: 1rem 0.75rem;
  color: var(--gray-color);
}

/* Error and Success States */
.is-invalid {
  border-color: #dc3545;
}

.is-valid {
  border-color: #198754;
}

.invalid-feedback,
.valid-feedback {
  font-size: 0.875rem;
  margin-top: 0.25rem;
}

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

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

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

.text-gold {
  color: var(--gold-accent);
}

/* Animations */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: var(--transition);
}

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

.loading {
  position: relative;
  pointer-events: none;
}

.loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 20px;
  height: 20px;
  border: 2px solid var(--light-gray);
  border-top: 2px solid var(--primary-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: translate(-50%, -50%) rotate(0deg); }
  100% { transform: translate(-50%, -50%) rotate(360deg); }
}

/* Footer */
.footer {
  background-color: var(--dark-color);
  color: var(--secondary-color);
  padding: 3rem 0 1rem;
}

.footer h5 {
  color: var(--secondary-color);
  margin-bottom: 1rem;
}

.footer p,
.footer a {
  color: rgba(255, 255, 255, 0.8);
}

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

/* Responsive Design - Mobile First */
@media (max-width: 576px) {
  .container {
    padding-left: 1rem;
    padding-right: 1rem;
  }
  
  .hero {
    padding: 2rem 0;
  }
  
  .section {
    padding: 3rem 0;
  }
  
  .btn {
    padding: 10px 24px;
    font-size: 0.875rem;
  }
  
  .card-body {
    padding: 1.5rem;
  }
}

@media (max-width: 768px) {
  .navbar-collapse {
    background-color: var(--secondary-color);
    margin-top: 1rem;
    padding: 1rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
  }
  
  .navbar-nav .nav-link {
    text-align: center;
    margin: 0.25rem 0;
  }
}

@media (min-width: 768px) {
  .card-img-top {
    height: 300px;
  }
}

@media (min-width: 992px) {
  .hero {
    padding: 4rem 0;
  }
  
  .section {
    padding: 6rem 0;
  }
  
  .card-img-top {
    height: 350px;
  }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
  :root {
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-hover: 0 4px 12px rgba(0, 0, 0, 0.4);
  }
  
  .btn {
    border-width: 3px;
  }
  
  .form-control:focus {
    box-shadow: 0 0 0 3px rgba(200, 16, 46, 0.3);
  }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  
  html {
    scroll-behavior: auto;
  }
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
  .card {
    background-color: #2d3748;
    color: var(--secondary-color);
  }
  
  .card-title {
    color: var(--secondary-color);
  }
  
  .form-control {
    background-color: #2d3748;
    border-color: #4a5568;
    color: var(--secondary-color);
  }
  
  .form-control:focus {
    background-color: #2d3748;
  }
}