/* ========== BASE & RESET ========== */
*, *::before, *::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  margin: 0;
  font-family: 'Inter', system-ui, sans-serif;
  background: #0A1628;
  color: #fff;
  overflow-x: hidden;
}

::selection {
  background: rgba(212, 168, 67, 0.3);
  color: #fff;
}

/* ========== NAVBAR ========== */
#navbar {
  background: transparent;
  transition: background 0.5s ease, box-shadow 0.5s ease, backdrop-filter 0.5s ease;
}

#navbar.scrolled {
  background: rgba(10, 22, 40, 0.95);
  backdrop-filter: blur(20px);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.05);
}

.bar {
  transition: transform 0.3s ease, opacity 0.3s ease;
}

#menu-toggle.active .bar:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

#menu-toggle.active .bar:nth-child(2) {
  opacity: 0;
}

#menu-toggle.active .bar:nth-child(3) {
  width: 6px;
  transform: rotate(-45deg) translate(3px, -3px);
}

#mobile-menu.open {
  opacity: 1;
  pointer-events: all;
}

.mobile-link {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

#mobile-menu.open .mobile-link {
  opacity: 1;
  transform: translateY(0);
}

#mobile-menu.open .mobile-link:nth-child(1) { transition-delay: 0.1s; }
#mobile-menu.open .mobile-link:nth-child(2) { transition-delay: 0.15s; }
#mobile-menu.open .mobile-link:nth-child(3) { transition-delay: 0.2s; }
#mobile-menu.open .mobile-link:nth-child(4) { transition-delay: 0.25s; }
#mobile-menu.open .mobile-link:nth-child(5) { transition-delay: 0.3s; }

/* ========== HERO ========== */
.hero-shape {
  will-change: transform;
}

.shape-circle-1 {
  background: radial-gradient(circle, rgba(212, 168, 67, 0.4) 0%, transparent 70%);
  animation: floatSlow 8s ease-in-out infinite;
}

.shape-circle-2 {
  background: radial-gradient(circle, rgba(26, 74, 144, 0.6) 0%, transparent 70%);
  animation: floatSlow 10s ease-in-out infinite reverse;
}

.shape-square-1 {
  background: rgba(212, 168, 67, 0.3);
  animation: spinSlow 20s linear infinite;
}

.shape-square-2 {
  background: rgba(26, 74, 144, 0.5);
  animation: spinSlow 15s linear infinite reverse;
}

.shape-diamond {
  background: rgba(212, 168, 67, 0.5);
  animation: pulse 4s ease-in-out infinite;
}

@keyframes floatSlow {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-30px); }
}

@keyframes spinSlow {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@keyframes pulse {
  0%, 100% { opacity: 0.2; transform: rotate(45deg) scale(1); }
  50% { opacity: 0.4; transform: rotate(45deg) scale(1.1); }
}

.hero-eyebrow {
  opacity: 0;
  animation: fadeUp 0.8s ease forwards 0.2s;
}

.hero-title {
  opacity: 0;
  animation: fadeUp 0.8s ease forwards 0.4s;
}

.hero-subtitle {
  opacity: 0;
  animation: fadeUp 0.8s ease forwards 0.6s;
}

.hero-cta {
  opacity: 0;
  animation: fadeUp 0.8s ease forwards 0.8s;
}

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

/* ========== SECTION UTILITIES ========== */
.section-eyebrow {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.section-title {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease 0.1s, transform 0.6s ease 0.1s;
}

.section-subtitle {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease 0.2s, transform 0.6s ease 0.2s;
}

/* ========== SCROLL REVEAL ========== */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

.reveal:nth-child(2) { transition-delay: 0.1s; }
.reveal:nth-child(3) { transition-delay: 0.2s; }
.reveal:nth-child(4) { transition-delay: 0.3s; }

/* ========== ROOM CARDS ========== */
.room-card {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.room-card.revealed {
  opacity: 1;
  transform: translateY(0);
}

.room-card:hover .room-img {
  transform: scale(1.1);
}

.room-card:hover {
  transform: translateY(-4px);
  transition: transform 0.4s ease;
}

/* ========== DINING CARDS ========== */
.dining-card {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.dining-card.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* ========== BUTTONS ========== */
.btn-primary {
  box-shadow: 0 4px 20px rgba(212, 168, 67, 0.3);
  transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.btn-primary:hover {
  box-shadow: 0 8px 30px rgba(212, 168, 67, 0.4);
  transform: translateY(-2px);
}

.btn-secondary {
  transition: border-color 0.3s ease, color 0.3s ease, transform 0.3s ease;
}

.btn-secondary:hover {
  transform: translateY(-2px);
}

/* ========== FORM ========== */
#booking-form select option {
  background: #0A1628;
  color: #fff;
}

#booking-form input[type="date"]::-webkit-calendar-picker-indicator {
  filter: invert(0.7) sepia(1) saturate(3) hue-rotate(10deg);
  cursor: pointer;
}

/* ========== PARALLAX-LIKE SUBTLE MOVEMENT ========== */
@media (prefers-reduced-motion: no-preference) {
  .hero-shape {
    animation-duration: 8s, 10s, 20s, 15s, 4s;
  }
}

/* ========== RESPONSIVE ========== */
@media (max-width: 768px) {
  .hero-title {
    font-size: 2.75rem;
  }

  .section-title {
    font-size: 2.25rem;
  }

  .room-img {
    height: 240px;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 2.25rem;
  }

  .shape-circle-1 {
    width: 200px;
    height: 200px;
  }

  .shape-circle-2 {
    width: 150px;
    height: 150px;
  }
}

/* ========== REDUCED MOTION ========== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  html {
    scroll-behavior: auto;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }

  .hero-eyebrow,
  .hero-title,
  .hero-subtitle,
  .hero-cta {
    opacity: 1;
    animation: none;
  }
}