/* Hotel Website - Modern Luxury Theme */

/* CSS Variables */
:root {
  --primary-color: #C41E3A;
  --secondary-color: #1A1A1A;
  --light-gray: #F8F9FA;
  --medium-gray: #6C757D;
  --dark-gray: #343A40;
  --white: #FFFFFF;
  --gold-accent: #D4AF37;
  --shadow-light: 0 2px 10px rgba(196, 30, 58, 0.1);
  --shadow-medium: 0 5px 25px rgba(26, 26, 26, 0.15);
  --shadow-heavy: 0 10px 40px rgba(0, 0, 0, 0.2);
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --border-radius: 8px;
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-heading: 'Playfair Display', serif;
}

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

body {
  font-family: var(--font-primary);
  line-height: 1.6;
  color: var(--secondary-color);
  background-color: var(--white);
  font-size: 16px;
  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(--secondary-color);
}

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, 2.5rem);
}

p {
  margin-bottom: 1.5rem;
  font-size: 1.1rem;
  color: var(--medium-gray);
}

a {
  color: var(--primary-color);
  text-decoration: none;
  transition: var(--transition-smooth);
}

a:hover {
  color: var(--secondary-color);
  text-decoration: none;
}

/* Bootstrap 5 Overrides */
.btn-primary {
  background-color: var(--primary-color);
  border-color: var(--primary-color);
  color: var(--white);
  font-weight: 600;
  padding: 12px 30px;
  border-radius: var(--border-radius);
  transition: var(--transition-smooth);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-size: 0.9rem;
}

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

.btn-outline-primary {
  color: var(--primary-color);
  border-color: var(--primary-color);
  background-color: transparent;
  font-weight: 600;
  padding: 12px 30px;
  border-radius: var(--border-radius);
  transition: var(--transition-smooth);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-size: 0.9rem;
}

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

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

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

/* Form Controls */
.form-control {
  border: 2px solid #E9ECEF;
  border-radius: var(--border-radius);
  padding: 12px 16px;
  font-size: 1rem;
  transition: var(--transition-smooth);
  background-color: var(--white);
}

.form-control:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 0.2rem rgba(196, 30, 58, 0.15);
}

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

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

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

/* Navigation */
.navbar {
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(26, 26, 26, 0.1);
  transition: var(--transition-smooth);
  padding: 1rem 0;
}

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

.navbar-brand {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--primary-color);
}

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

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
  color: var(--primary-color);
  background-color: rgba(196, 30, 58, 0.1);
}

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

.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%2826, 26, 26, 1%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='m4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* Hero Section */
.hero-section {
  height: 100vh;
  background: linear-gradient(rgba(26, 26, 26, 0.4), rgba(196, 30, 58, 0.3)),
              url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 600"><rect fill="%23f8f9fa" width="1200" height="600"/><text x="50%" y="50%" font-size="48" text-anchor="middle" dy=".3em" fill="%236c757d">Hero Background Image</text></svg>');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
}

.hero-content {
  color: var(--white);
  max-width: 800px;
  padding: 2rem;
  animation: fadeInUp 1s ease-out;
}

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

.hero-content p {
  font-size: 1.3rem;
  margin-bottom: 2rem;
  color: rgba(255, 255, 255, 0.9);
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
}

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

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-subtitle {
  color: var(--primary-color);
  font-size: 1rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 0.5rem;
}

/* 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-medium);
}

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

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

.card-body {
  padding: 2rem;
}

.card-title {
  color: var(--secondary-color);
  font-family: var(--font-heading);
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.card-text {
  color: var(--medium-gray);
  margin-bottom: 1.5rem;
}

/* Room Cards */
.room-card {
  position: relative;
  overflow: hidden;
  border-radius: var(--border-radius);
  margin-bottom: 2rem;
}

.room-card-img {
  height: 300px;
  background-size: cover;
  background-position: center;
  position: relative;
}

.room-card-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(transparent, rgba(26, 26, 26, 0.8));
  color: var(--white);
  padding: 2rem;
  transform: translateY(100%);
  transition: var(--transition-smooth);
}

.room-card:hover .room-card-overlay {
  transform: translateY(0);
}

.room-price {
  color: var(--gold-accent);
  font-size: 1.5rem;
  font-weight: 700;
}

/* Amenities */
.amenity-item {
  text-align: center;
  padding: 2rem 1rem;
  border-radius: var(--border-radius);
  transition: var(--transition-smooth);
}

.amenity-item:hover {
  background-color: var(--light-gray);
  transform: translateY(-5px);
}

.amenity-icon {
  width: 60px;
  height: 60px;
  background-color: var(--primary-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
  color: var(--white);
  font-size: 1.5rem;
}

/* Gallery */
.gallery-item {
  position: relative;
  overflow: hidden;
  border-radius: var(--border-radius);
  cursor: pointer;
  margin-bottom: 1rem;
}

.gallery-img {
  width: 100%;
  height: 250px;
  object-fit: cover;
  transition: var(--transition-smooth);
}

.gallery-item:hover .gallery-img {
  transform: scale(1.1);
}

.gallery-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(196, 30, 58, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition-smooth);
}

.gallery-item:hover .gallery-overlay {
  opacity: 1;
}

/* Contact Form */
.contact-form {
  background-color: var(--light-gray);
  padding: 3rem;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-light);
}

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

.footer h5 {
  color: var(--primary-color);
  margin-bottom: 1.5rem;
}

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

.footer a {
  color: rgba(255, 255, 255, 0.8);
  transition: var(--transition-smooth);
}

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

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 2rem;
  margin-top: 2rem;
  text-align: center;
}

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

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease-out;
}

.animate-on-scroll.animated {
  opacity: 1;
  transform: translateY(0);
}

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

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

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

.overlay-dark {
  position: relative;
}

.overlay-dark::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(26, 26, 26, 0.5);
  z-index: 1;
}

.overlay-dark > * {
  position: relative;
  z-index: 2;
}

/* Loading Spinner */
.spinner {
  width: 40px;
  height: 40px;
  border: 4px solid var(--light-gray);
  border-top: 4px solid var(--primary-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 0 auto;
}

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

/* Responsive Design */
@media (max-width: 768px) {
  .hero-section {
    height: 80vh;
    background-attachment: scroll;
  }
  
  .hero-content {
    padding: 1rem;
  }
  
  .section {
    padding: 3rem 0;
  }
  
  .section-header {
    margin-bottom: 2rem;
  }
  
  .contact-form {
    padding: 2rem 1.5rem;
  }
  
  .room-card-img {
    height: 200px;
  }
  
  .gallery-img {
    height: 200px;
  }
  
  .card-img-top {
    height: 200px;
  }
}

@media (max-width: 576px) {
  .hero-section {
    height: 70vh;
  }
  
  .section {
    padding: 2rem 0;
  }
  
  .contact-form {
    padding: 1.5rem 1rem;
  }
  
  .amenity-item {
    padding: 1.5rem 0.5rem;
  }
  
  .footer {
    padding: 2rem 0 1rem;
  }
}