/* ==================================
   CSS Variables & Design Tokens
   ================================== */
:root {
  /* Colors - Light Theme (Default) */
  --bg-primary: #ffffff;
  --bg-secondary: #f8f9fa;
  --bg-tertiary: #f1f3f5;
  
  --text-primary: #212529;
  --text-secondary: #495057;
  --text-muted: #868e96;
  
  --accent-primary: #d4af37; /* Gold/Bronze */
  --accent-hover: #b8962e;
  
  --border-color: #e9ecef;
  
  --nav-bg: rgba(255, 255, 255, 0.95);
  --header-text: #212529;

  /* Typography */
  --font-sans: 'Montserrat', system-ui, sans-serif;
  --font-serif: 'Cormorant Garamond', Georgia, serif;
  
  /* Layout & Spacing */
  --max-width: 1200px;
  --section-padding: 6rem 0;
  --nav-height: 80px;
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
}

/* Colors - Dark Theme */
[data-theme="dark"] {
  --bg-primary: #121212;
  --bg-secondary: #1a1a1a;
  --bg-tertiary: #242424;
  
  --text-primary: #f8f9fa;
  --text-secondary: #ced4da;
  --text-muted: #adb5bd;
  
  --accent-primary: #e6c253;
  --accent-hover: #f5cf5e;
  
  --border-color: #343a40;
  
  --nav-bg: rgba(18, 18, 18, 0.95);
  --header-text: #f8f9fa;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-height);
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7; /* Slightly more breathable line height */
  font-weight: 300; /* Lighter body text for elegance */
  transition: background-color var(--transition-normal), color var(--transition-normal);
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  font-weight: 500; /* Less heavy headings */
  line-height: 1.2;
}

a {
  text-decoration: none;
  color: inherit;
  transition: color var(--transition-fast);
}

ul {
  list-style: none;
}

button {
  background: none;
  border: none;
  cursor: pointer;
  font-family: inherit;
  color: inherit;
}

img {
  max-width: 100%;
  display: block;
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
}

.section {
  padding: var(--section-padding);
}

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

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.8rem 2rem;
  font-size: 1rem;
  font-weight: 500;
  border-radius: 4px;
  text-align: center;
  transition: all var(--transition-normal);
}

.btn-primary {
  background-color: var(--accent-primary);
  color: #fff;
}

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

.btn-outline {
  border: 1px solid var(--text-primary);
  color: var(--text-primary);
}

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

/* ==================================
   Navbar
   ================================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--nav-height);
  background-color: transparent;
  backdrop-filter: blur(10px);
  z-index: 1000;
  transition: all var(--transition-normal);
}

.navbar.scrolled {
  background-color: var(--nav-bg);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
  height: 70px;
}

[data-theme="dark"] .navbar.scrolled {
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 100%;
}

.logo {
  font-family: var(--font-serif);
  font-size: 1.4rem; /* Adjusted for longer name */
  font-weight: 600;
  letter-spacing: 1px; /* Reduced for longer name */
  color: #fff; /* Default hero is dark, so text is white */
}

.navbar.scrolled .logo, .navbar.scrolled .nav-link, .navbar.scrolled .lang-btn, .navbar.scrolled .divider {
    color: var(--header-text);
}

.nav-links {
  display: flex;
  gap: 1rem;
}

.nav-link {
  font-size: 0.85rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: #fff;
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--accent-primary);
  transition: width var(--transition-normal);
}

.nav-link:hover::after, .nav-link.active::after {
  width: 100%;
}

.nav-controls {
  display: flex;
  align-items: center;
  gap: 1rem;
  color: #fff;
}

.navbar.scrolled .nav-controls {
   color: var(--header-text);
}

#theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  transition: background var(--transition-fast);
}

#theme-toggle:hover {
  background: rgba(255, 255, 255, 0.2);
}

.navbar.scrolled #theme-toggle {
    background: var(--bg-tertiary);
}

.icon-sun { display: none; }
[data-theme="dark"] .icon-sun { display: block; }
[data-theme="dark"] .icon-moon { display: none; }

.lang-switcher {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  font-weight: 500;
  font-size: 0.85rem;
}

.lang-btn {
  opacity: 0.6;
  transition: opacity var(--transition-fast);
}

.lang-btn.active {
  opacity: 1;
  color: var(--accent-primary);
}

.nav-book-btn {
  padding: 0.5rem 1rem;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.5px;
}

.mobile-toggle {
  display: none;
  color: #fff;
}
.navbar.scrolled .mobile-toggle { color: var(--header-text); }


/* ==================================
   Hero Section
   ================================== */
.hero {
  position: relative;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: #ffffff;
  overflow: hidden;
}

.hero-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  z-index: -2;
  transform: scale(1.05); /* Slight scale for parallax or animation effect */
  animation: slowZoom 20s infinite alternate;
}

@keyframes slowZoom {
    0% { transform: scale(1.05); }
    100% { transform: scale(1.15); }
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to bottom, rgba(0,0,0,0.6) 0%, rgba(0,0,0,0.3) 100%);
  z-index: -1;
}

.hero-content {
  z-index: 1;
}

.hero h1 {
  font-size: 4.5rem;
  margin-bottom: 1rem;
  text-shadow: 0 4px 20px rgba(0,0,0,0.5);
}

.hero p {
  font-size: 1.2rem;
  margin-bottom: 2rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  opacity: 0.9;
}

/* Animations */
.animate-up {
  opacity: 0;
  transform: translateY(30px);
  animation: fadeInUp 1s forwards ease-out;
}

.delay-1 { animation-delay: 0.3s; }
.delay-2 { animation-delay: 0.6s; }

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

/* ==================================
   Footer
   ================================== */
.footer {
  background-color: var(--bg-tertiary);
  padding: 4rem 0;
  border-top: 1px solid var(--border-color);
}

.footer-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 2rem;
}

.footer-brand .logo {
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.footer-links {
  display: flex;
  gap: 2rem;
}

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

.footer-social {
  display: flex;
  gap: 1rem;
}

.footer-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: var(--bg-secondary);
  transition: all var(--transition-fast);
}

.footer-social a:hover {
  background-color: var(--accent-primary);
  color: #fff;
}

/* ==================================
   Utilities & Common
   ================================== */
.text-center { text-align: center; }
.text-muted { color: var(--text-muted); }
.mx-auto { margin-left: auto; margin-right: auto; }
.max-w-600 { max-width: 600px; }
.w-100 { width: 100%; }
.img-fluid { max-width: 100%; height: auto; }
.rounded { border-radius: 8px; }
.shadow { box-shadow: 0 10px 30px rgba(0,0,0,0.1); }
[data-theme="dark"] .shadow { box-shadow: 0 10px 30px rgba(0,0,0,0.5); }

.section-title {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.title-underline {
  width: 60px;
  height: 3px;
  background-color: var(--accent-primary);
  margin-bottom: 2rem;
}

/* ==================================
   About Section
   ================================== */
.about-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-features {
  display: flex;
  gap: 2rem;
  margin-top: 2rem;
}

.feature-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.feature-item i {
  color: var(--accent-primary);
}

.about-image {
  position: relative;
}

.about-image-accent {
  position: absolute;
  top: -20px;
  right: -20px;
  width: 100px;
  height: 100px;
  border: 4px solid var(--accent-primary);
  z-index: -1;
}

/* Map Container */
.map-container {
  margin-top: 4rem;
}

.map-wrapper {
  width: 100%;
  overflow: hidden;
  border: 1px solid var(--border-color);
  background-color: var(--bg-primary);
}

.map-wrapper iframe {
  display: block;
  width: 100%;
}

/* ==================================
   Rooms Section (Tabbed)
   ================================== */
.room-tabs {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 3rem;
  margin-bottom: 3rem;
}

.room-tab {
  padding: 0.8rem 1.5rem;
  border: 1px solid var(--border-color);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  border-radius: 30px;
  font-weight: 500;
  transition: all var(--transition-normal);
}

.room-tab:hover {
  border-color: var(--accent-primary);
  color: var(--accent-primary);
}

.room-tab.active {
  background-color: var(--accent-primary);
  color: #fff;
  border-color: var(--accent-primary);
}

.room-detail-view {
  background-color: var(--bg-primary);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0,0,0,0.05);
  display: grid;
  grid-template-columns: 1fr 1fr;
  border: 1px solid var(--border-color);
}

[data-theme="dark"] .room-detail-view {
  box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.room-detail-image {
  position: relative;
  min-height: 400px;
  overflow: hidden;
}

.room-detail-image img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: opacity 0.4s ease-in-out, transform 0.4s ease-in-out;
}

.slider-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background-color: rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(4px);
  color: #fff;
  border: none;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 10;
  transition: all var(--transition-fast);
  opacity: 0.8;
}

.slider-btn:hover {
  background-color: var(--accent-primary);
  opacity: 1;
}

.slider-btn i {
  width: 24px;
  height: 24px;
}

.slider-btn.prev {
  left: 1rem;
}

.slider-btn.next {
  right: 1rem;
}

.slider-image {
  opacity: 1;
  transform: translateX(0);
}

.slider-animating-out-left {
  opacity: 0;
  transform: translateX(-20px);
}

.slider-animating-out-right {
  opacity: 0;
  transform: translateX(20px);
}

.slider-animating-in-left {
  opacity: 0;
  transform: translateX(20px);
}

.slider-animating-in-right {
  opacity: 0;
  transform: translateX(-20px);
}

.room-badge {
  position: absolute;
  top: 1.5rem;
  left: 1.5rem; /* Changed to left for detail view */
  background-color: var(--accent-primary);
  color: #fff;
  padding: 0.5rem 1.2rem;
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.room-detail-info {
  padding: 3rem;
  display: flex;
  flex-direction: column;
}

.room-detail-info h3 {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.margin-top-1 {
  margin-top: 1.5rem;
  margin-bottom: 0.8rem;
  font-size: 1.2rem;
}

.room-features-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 2rem;
  flex-grow: 1;
}

.room-features-list li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-secondary);
}

.room-features-list i {
  color: var(--accent-primary);
  width: 18px;
  height: 18px;
}

.room-footer {
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border-color);
}

/* ==================================
   Offers Section
   ================================== */
.offers-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 3rem;
  margin-top: 3rem;
}

.offer-card {
  display: flex;
  flex-direction: column;
  background-color: var(--bg-primary);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 5px 20px rgba(0,0,0,0.05);
  border: 1px solid var(--border-color);
  transition: transform var(--transition-normal);
}

[data-theme="dark"] .offer-card {
  box-shadow: 0 5px 20px rgba(0,0,0,0.3);
}

.offer-card:hover {
  transform: translateY(-5px);
}

.offer-card img {
  width: 100%;
  height: 300px;
  object-fit: cover;
}

.offer-content {
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.offer-content h3 {
  font-size: 1.8rem;
  margin-bottom: 1rem;
}

.offer-content p {
  margin-bottom: 2rem;
  flex-grow: 1;
}

/* ==================================
   Istanbul Section
   ================================== */
.istanbul-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.attraction-list {
  margin-top: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.attraction-list li {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 1.1rem;
  color: var(--text-secondary);
}

.attraction-list i {
  color: var(--accent-primary);
}

/* ==================================
   Gallery Section
   ================================== */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
}

.gallery-item {
  position: relative;
  overflow: hidden;
  border-radius: 8px;
  aspect-ratio: 4/3;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

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

.lightbox-trigger {
  cursor: pointer;
}

/* ==================================
   Image Lightbox
   ================================== */
.lightbox {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

.lightbox.active {
  opacity: 1;
  pointer-events: auto;
}

.lightbox-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.85); /* Dark solid drop for focus */
  backdrop-filter: blur(8px); /* Aesthetic blur */
  z-index: -1;
  transition: all var(--transition-normal);
}

.lightbox-close {
  position: absolute;
  top: 2rem;
  right: 2rem;
  color: #fff;
  background: rgba(255,255,255,0.1);
  border: none;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
  z-index: 10;
}

.lightbox-close:hover {
  background: var(--accent-primary);
  transform: rotate(90deg);
}

.lightbox-close i {
  width: 24px;
  height: 24px;
}

.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  color: #fff;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  border: none;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
  z-index: 10;
  opacity: 0.7;
}

.lightbox-nav:hover {
  background: var(--accent-primary);
  opacity: 1;
}

.lightbox-nav i {
  width: 32px;
  height: 32px;
}

.lightbox-nav.prev {
  left: 2rem;
}

.lightbox-nav.next {
  right: 2rem;
}

.lightbox-content {
  position: relative;
  max-width: 80%; /* Don't cover entire screen */
  max-height: 85vh;
  box-shadow: 0 15px 40px rgba(0,0,0,0.4);
  border-radius: 12px;
  overflow: hidden;
  opacity: 0;
  transform: scale(0.9);
  transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275), opacity 0.4s ease;
}

.lightbox.active .lightbox-content {
  opacity: 1;
  transform: scale(1);
}

.lightbox-content img {
  width: 100%;
  height: 100%;
  max-height: 85vh;
  object-fit: contain; /* Keeps image proportions safely */
  display: block;
}

/* ==================================
   Contact Section
   ================================== */
.contact-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
}

.contact-details {
  margin-top: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 1.1rem;
  color: var(--text-secondary);
}

.contact-item i {
  color: var(--accent-primary);
}

.contact-form {
  background-color: var(--bg-secondary);
  padding: 3rem;
  border-radius: 8px;
  border: 1px solid var(--border-color);
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-control {
  width: 100%;
  padding: 1rem;
  border: 1px solid var(--border-color);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  border-radius: 4px;
  font-family: inherit;
  font-size: 1rem;
  transition: border-color var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--accent-primary);
}

/* ==================================
   Floating WhatsApp Button
   ================================== */
.whatsapp-float {
  position: fixed;
  width: 60px;
  height: 60px;
  bottom: 40px;
  left: 40px;
  background-color: #25d366;
  color: #FFF;
  border-radius: 50px;
  box-shadow: 0 4px 15px rgba(0,0,0,0.2);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.3s ease, background-color 0.3s ease;
}

[data-theme="dark"] .whatsapp-float {
  box-shadow: 0 4px 15px rgba(0,0,0,0.6);
}

.whatsapp-float:hover {
  background-color: #128C7E;
  color: #fff;
  transform: scale(1.1);
}

.whatsapp-icon {
  width: 35px;
  height: 35px;
}

/* ==================================
   Responsive Design
   ================================== */
@media (max-width: 992px) {
  .hero h1 { font-size: 3.5rem; }
  .about-container, .contact-container, .istanbul-container, .room-detail-view { grid-template-columns: 1fr; gap: 3rem; }
  .istanbul-image { order: -1; }
  .room-detail-image { min-height: 300px; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
  .mobile-toggle {
    display: block;
  }
  .hero h1 { font-size: 2.5rem; }
  .footer-container {
    flex-direction: column;
    text-align: center;
  }
  .contact-form { padding: 2rem; }
  .offers-grid { grid-template-columns: 1fr; }
  .gallery-grid { grid-template-columns: 1fr; }
  .room-features-list { grid-template-columns: 1fr; }
  .room-detail-info { padding: 2rem; }

  /* Adjust WhatsApp button for mobile */
  .whatsapp-float {
    width: 50px;
    height: 50px;
    bottom: 20px;
    left: 20px;
  }
  .whatsapp-icon {
    width: 28px;
    height: 28px;
  }
}