/* Modern Luxury Hotel CSS */

/* CSS Custom Properties */
:root {
  --primary-color: #1E3A8A;
  --secondary-color: #F59E0B;
  --primary-dark: #1E293B;
  --primary-light: #3B82F6;
  --secondary-light: #FCD34D;
  --white: #FFFFFF;
  --light-gray: #F8FAFC;
  --medium-gray: #64748B;
  --dark-gray: #334155;
  --shadow-light: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  --shadow-medium: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-heavy: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --border-radius: 0.5rem;
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-heading: 'Playfair Display', serif;
}

/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

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

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

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2.25rem); }
h4 { font-size: clamp(1.25rem, 2.5vw, 1.875rem); }
h5 { font-size: clamp(1.125rem, 2vw, 1.5rem); }
h6 { font-size: clamp(1rem, 1.5vw, 1.25rem); }

p {
  margin-bottom: 1rem;
  font-size: 1.1rem;
  line-height: 1.7;
}

/* Bootstrap 5 Overrides */
.btn {
  border-radius: var(--border-radius);
  font-weight: 600;
  padding: 0.75rem 2rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: var(--transition-smooth);
  border: none;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
  color: var(--white);
  box-shadow: var(--shadow-medium);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary-color));
  transform: translateY(-2px);
  box-shadow: var(--shadow-heavy);
  color: var(--white);
}

.btn-secondary {
  background: linear-gradient(135deg, var(--secondary-color), var(--secondary-light));
  color: var(--primary-color);
  box-shadow: var(--shadow-medium);
}

.btn-secondary:hover {
  background: linear-gradient(135deg, #E59E0A, var(--secondary-color));
  transform: translateY(-2px);
  box-shadow: var(--shadow-heavy);
  color: var(--primary-color);
}

.btn-outline-primary {
  border: 2px solid var(--primary-color);
  color: var(--primary-color);
  background: transparent;
}

.btn-outline-primary:hover {
  background: var(--primary-color);
  color: var(--white);
  transform: translateY(-2px);
}

/* Navigation */
.navbar {
  background: rgba(30, 58, 138, 0.95) !important;
  backdrop-filter: blur(10px);
  padding: 1rem 0;
  transition: var(--transition-smooth);
  box-shadow: var(--shadow-light);
}

.navbar.scrolled {
  background: rgba(30, 58, 138, 0.98) !important;
  padding: 0.5rem 0;
  box-shadow: var(--shadow-medium);
}

.navbar-brand {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: var(--white) !important;
  text-decoration: none;
}

.navbar-nav .nav-link {
  color: var(--white) !important;
  font-weight: 500;
  margin: 0 0.5rem;
  padding: 0.5rem 1rem !important;
  transition: var(--transition-smooth);
  position: relative;
}

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

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

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

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

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

.navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28255, 255, 255, 1%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='m4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* Hero Section */
.hero {
  height: 100vh;
  background: linear-gradient(rgba(30, 58, 138, 0.4), rgba(30, 58, 138, 0.6)),
              url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 800"><rect fill="%231E3A8A" width="1200" height="800"/><rect fill="%23F59E0B" opacity="0.1" x="0" y="400" width="1200" height="400"/></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: linear-gradient(45deg, 
    transparent 0%,
    rgba(245, 158, 11, 0.1) 50%,
    transparent 100%);
  animation: shimmer 6s ease-in-out infinite;
}

@keyframes shimmer {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 0.7; }
}

.hero-content {
  text-align: center;
  color: var(--white);
  z-index: 2;
  animation: fadeInUp 1s ease-out;
}

.hero h1 {
  color: var(--white);
  margin-bottom: 1.5rem;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero p {
  font-size: 1.3rem;
  margin-bottom: 2rem;
  opacity: 0.9;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

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

/* Cards */
.card {
  border: none;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-light);
  transition: var(--transition-smooth);
  overflow: hidden;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-heavy);
}

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

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

.card-title {
  color: var(--primary-color);
}

.card-text {
  color: var(--medium-gray);
}

/* Forms */
.form-control {
  border: 2px solid #E2E8F0;
  border-radius: var(--border-radius);
  padding: 0.75rem 1rem;
  transition: var(--transition-smooth);
  background: var(--white);
}

.form-control:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 0.2rem rgba(30, 58, 138, 0.1);
}

.form-control.is-invalid {
  border-color: #EF4444;
}

.form-control.is-valid {
  border-color: #10B981;
}

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

.invalid-feedback {
  display: block;
  color: #EF4444;
  font-size: 0.875rem;
  margin-top: 0.25rem;
}

.valid-feedback {
  display: block;
  color: #10B981;
  font-size: 0.875rem;
  margin-top: 0.25rem;
}

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

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

.section-title h2 {
  position: relative;
  display: inline-block;
}

.section-title h2::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: var(--secondary-color);
}

.bg-light-custom {
  background-color: var(--light-gray);
}

/* Features/Amenities */
.feature-icon {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
  color: var(--white);
  font-size: 2rem;
  transition: var(--transition-smooth);
}

.feature-item:hover .feature-icon {
  transform: scale(1.1) rotate(5deg);
  background: linear-gradient(135deg, var(--secondary-color), var(--secondary-light));
}

/* Testimonials */
.testimonial {
  background: var(--white);
  padding: 2rem;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-light);
  text-align: center;
  position: relative;
  margin: 1rem 0;
}

.testimonial::before {
  content: '"';
  font-size: 4rem;
  color: var(--secondary-color);
  position: absolute;
  top: -10px;
  left: 20px;
  font-family: var(--font-heading);
}

.testimonial-text {
  font-style: italic;
  margin-bottom: 1rem;
  color: var(--medium-gray);
}

.testimonial-author {
  font-weight: 600;
  color: var(--primary-color);
}

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

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

.footer a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  transition: var(--transition-smooth);
}

.footer a:hover {
  color: var(--secondary-color);
}

.social-links a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  margin: 0 0.5rem;
  transition: var(--transition-smooth);
}

.social-links a:hover {
  background: var(--secondary-color);
  transform: translateY(-2px);
}

/* Loading Animation */
.loading {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  transition: opacity 0.5s ease-out;
}

.loading.hidden {
  opacity: 0;
  pointer-events: none;
}

.spinner {
  width: 50px;
  height: 50px;
  border: 3px solid var(--light-gray);
  border-top: 3px solid var(--primary-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

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

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

.slide-in-left {
  opacity: 0;
  transform: translateX(-50px);
  transition: all 0.6s ease-out;
}

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

.slide-in-right {
  opacity: 0;
  transform: translateX(50px);
  transition: all 0.6s ease-out;
}

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

/* Responsive Design */
@media (max-width: 768px) {
  .hero {
    height: 70vh;
    background-attachment: scroll;
  }
  
  .hero-content h1 {
    font-size: 2.5rem;
  }
  
  .hero-content p {
    font-size: 1.1rem;
  }
  
  .section {
    padding: 3rem 0;
  }
  
  .btn {
    padding: 0.6rem 1.5rem;
    font-size: 0.9rem;
  }
  
  .navbar-nav {
    text-align: center;
    padding-top: 1rem;
  }
  
  .feature-icon {
    width: 60px;
    height: 60px;
    font-size: 1.5rem;
  }
}

@media (max-width: 576px) {
  .hero {
    height: 60vh;
  }
  
  .container {
    padding-left: 1rem;
    padding-right: 1rem;
  }
  
  .section-title h2 {
    font-size: 2rem;
  }
  
  .testimonial {
    padding: 1.5rem;
  }
}

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

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

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

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

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

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

/* Scroll to Top Button */
.scroll-top {
  position: fixed;
  bottom: 20px;
  right: 20px;
  width: 50px;
  height: 50px;
  background: var(--primary-color);
  color: var(--white);
  border: none;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  cursor: pointer;
  transition: var(--transition-smooth);
  opacity: 0;
  visibility: hidden;
  z-index: 1000;
}

.scroll-top.visible {
  opacity: 1;
  visibility: visible;
}

.scroll-top:hover {
  background: var(--secondary-color);
  transform: translateY(-2px);
}