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

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

body {
  overflow-x: hidden;
}

::selection {
  background: rgba(201, 168, 76, 0.3);
  color: #faf8f4;
}

/* ========== 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, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 1px 0 rgba(201, 168, 76, 0.1);
}

.nav-link {
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: #c9a84c;
  transition: width 0.3s ease;
}

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

/* ========== MOBILE MENU ========== */
#mobile-menu.open {
  opacity: 1;
  pointer-events: all;
}

#mobile-menu.open .mobile-nav-link {
  animation: fadeUp 0.4s ease forwards;
  opacity: 0;
}

#mobile-menu.open .mobile-nav-link:nth-child(1) { animation-delay: 0.05s; }
#mobile-menu.open .mobile-nav-link:nth-child(2) { animation-delay: 0.1s; }
#mobile-menu.open .mobile-nav-link:nth-child(3) { animation-delay: 0.15s; }
#mobile-menu.open .mobile-nav-link:nth-child(4) { animation-delay: 0.2s; }
#mobile-menu.open .mobile-nav-link:nth-child(5) { animation-delay: 0.25s; }

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Menu toggle animation */
.menu-toggle.active .menu-line:nth-child(1) {
  transform: rotate(45deg) translate(3px, 3px);
}

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

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

/* ========== HERO ========== */
.scroll-indicator {
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; transform: scaleY(0.6); transform-origin: top; }
  50% { opacity: 1; transform: scaleY(1); }
}

/* Hero reveal animation */
.hero-reveal {
  opacity: 0;
  transform: translateY(30px);
  animation: heroReveal 0.8s ease forwards;
}

.hero-reveal:nth-child(1) { animation-delay: 0.2s; }
.hero-reveal:nth-child(2) { animation-delay: 0.4s; }
.hero-reveal:nth-child(3) { animation-delay: 0.6s; }
.hero-reveal:nth-child(4) { animation-delay: 0.8s; }

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

/* ========== SECTION LABELS ========== */
.section-label {
  position: relative;
  display: inline-block;
}

.section-label::before {
  content: '';
  display: block;
  width: 32px;
  height: 1px;
  background: #c9a84c;
  margin-bottom: 12px;
}

/* ========== FEATURE STATS ========== */
.feature-stat {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.feature-stat.visible {
  opacity: 1;
  transform: translateY(0);
}

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

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

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

/* ========== AMENITY CARDS ========== */
.amenity-card {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease, border-color 0.5s ease;
}

.amenity-card.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ========== SCROLL ANIMATIONS ========== */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

/* ========== FORM ========== */
#contact-form input:focus,
#contact-form select:focus,
#contact-form textarea:focus {
  border-color: rgba(201, 168, 76, 0.5) !important;
  box-shadow: 0 0 0 3px rgba(201, 168, 76, 0.1);
}

/* ========== DATE INPUTS ========== */
input[type="date"]::-webkit-calendar-picker-indicator {
  filter: invert(0.6) sepia(1) saturate(5) hue-rotate(10deg);
  cursor: pointer;
}

/* ========== RESPONSIVE ========== */
@media (max-width: 768px) {
  .font-display {
    line-height: 1.1;
  }
}

/* ========== 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;
  }
  .hero-reveal,
  .room-card,
  .amenity-card,
  .feature-stat,
  .fade-in {
    opacity: 1;
    transform: none;
  }
}