/* --- Global Styles & Variables --- */
:root {
  --bg-color: #0b0b0b;
  --card-bg: #141414;
  --text-main: #f5f5f7;
  --text-muted: #86868b;
  --border-color: #262626;
  --accent-gray: #3a3a3c;
  --font-serif: 'Cormorant Garamond', Georgia, serif;
  --font-sans: 'Inter', -apple-system, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--bg-color);
  color: var(--text-main);
  font-family: var(--font-sans);
  line-height: 1.6;
  letter-spacing: 0.02em;
  overflow-x: hidden;
}

/* --- Typography --- */
h1, h2, h3 {
  font-family: var(--font-serif);
  font-weight: 300;
  letter-spacing: 0.05em;
  color: var(--text-main);
}

a {
  color: inherit;
  text-decoration: none;
}

/* --- Sticky Navbar --- */
.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 2rem 5%;
  background: rgba(11, 11, 11, 0.85);
  backdrop-filter: blur(12px);
  z-index: 1000;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.logo {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  letter-spacing: 0.4em;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 3rem;
}

.nav-links a {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--text-muted);
  transition: color 0.3s ease;
}

.nav-links a:hover {
  color: var(--text-main);
}

/* --- Hero Section --- */
.hero {
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 0 1rem;
  background: radial-gradient(circle at center, #191919 0%, var(--bg-color) 70%);
}

.hero-content {
  max-width: 800px;
}

.hero .subtitle {
  font-size: 0.75rem;
  letter-spacing: 0.3em;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  display: block;
}

.hero h1 {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  line-height: 1.1;
  margin-bottom: 1.5rem;
}

.hero p {
  font-size: 1.1rem;
  color: var(--text-muted);
  font-weight: 200;
  margin-bottom: 2.5rem;
}

.cta-btn {
  display: inline-block;
  padding: 0.9rem 2.2rem;
  border: 1px solid var(--text-main);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  transition: all 0.4s ease;
}

.cta-btn:hover {
  background-color: var(--text-main);
  color: var(--bg-color);
}

/* --- Gallery Section --- */
.gallery-section {
  padding: 8rem 5%;
}

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

.section-header h2 {
  font-size: 2.5rem;
  margin-bottom: 0.5rem;
}

.section-header p {
  color: var(--text-muted);
  font-size: 0.9rem;
  letter-spacing: 0.1em;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  grid-auto-rows: 350px;
  grid-gap: 20px;
}

.gallery-item {
  position: relative;
  overflow: hidden;
  background-color: var(--card-bg);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%) contrast(110%);
  transition: transform 0.6s cubic-bezier(0.25, 1, 0.5, 1), filter 0.6s ease;
}

.gallery-item:hover img {
  transform: scale(1.05);
  filter: grayscale(80%) contrast(100%);
}

.item-tall {
  grid-row: span 2;
}

.item-wide {
  grid-column: span 2;
}

/* --- About Section --- */
.about-section {
  padding: 8rem 5%;
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  text-align: center;
}

.about-container {
  max-width: 700px;
  margin: 0 auto;
}

.about-section h2 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.about-section .lead {
  font-size: 1.25rem;
  color: var(--text-main);
  margin-bottom: 2rem;
  font-family: var(--font-serif);
}

.about-section p {
  color: var(--text-muted);
  font-weight: 300;
  font-size: 0.95rem;
}

/* --- Booking Form --- */
.booking-section {
  padding: 8rem 5%;
}

.booking-container {
  max-width: 600px;
  margin: 0 auto;
  text-align: center;
}

.booking-container h2 {
  font-size: 2.5rem;
  margin-bottom: 0.5rem;
}

.booking-container > p {
  color: var(--text-muted);
  margin-bottom: 3rem;
  font-size: 0.9rem;
}

.booking-form {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  text-align: left;
}

.input-group {
  position: relative;
}

.input-group input,
.input-group textarea {
  width: 100%;
  padding: 0.8rem 0;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--accent-gray);
  color: var(--text-main);
  font-family: var(--font-sans);
  font-size: 1rem;
  outline: none;
  transition: border-color 0.3s ease;
}

.input-group textarea {
  resize: vertical;
}

.input-group label {
  position: absolute;
  top: 0.8rem;
  left: 0;
  color: var(--text-muted);
  font-size: 0.85rem;
  pointer-events: none;
  transition: 0.3s ease all;
  letter-spacing: 0.05em;
}

.input-group input:focus ~ label,
.input-group input:not(:placeholder-shown) ~ label,
.input-group textarea:focus ~ label,
.input-group textarea:not(:placeholder-shown) ~ label {
  top: -1.2rem;
  font-size: 0.75rem;
  color: var(--text-main);
}

.input-group input:focus,
.input-group textarea:focus {
  border-bottom-color: var(--text-main);
}

.submit-btn {
  margin-top: 1rem;
  padding: 1rem;
  background: transparent;
  color: var(--text-main);
  border: 1px solid var(--text-main);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  cursor: pointer;
  transition: all 0.3s ease;
}

.submit-btn:hover {
  background: var(--text-main);
  color: var(--bg-color);
}

/* --- Footer --- */
footer {
  padding: 3rem 5%;
  text-align: center;
  border-top: 1px solid var(--border-color);
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.15em;
}

/* --- Fade Animations --- */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

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

/* --- Responsive Layout --- */
@media (max-width: 768px) {
  .item-wide {
    grid-column: span 1;
  }
  .gallery-grid {
    grid-auto-rows: 280px;
  }
  .nav-links {
    gap: 1.5rem;
  }
}