/* ===== 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;
}

/* ===== NAVBAR ===== */
#navbar {
  background: transparent;
}

#navbar.scrolled {
  background: rgba(253, 252, 248, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 20px rgba(27, 67, 50, 0.08);
}

.nav-link {
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: #D4A574;
  transition: width 0.3s ease;
}

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

#navbar:not(.scrolled) .nav-link {
  color: rgba(245, 240, 232, 0.85);
}

#navbar:not(.scrolled) .nav-link:hover {
  color: #F5F0E8;
}

#navbar:not(.scrolled) .nav-link::after {
  background: #F5F0E8;
}

#navbar:not(.scrolled) .font-serif {
  color: #F5F0E8;
}

#navbar:not(.scrolled) .bg-forest-600 {
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.3);
}

#navbar:not(.scrolled) .bg-forest-600:hover {
  background: rgba(255, 255, 255, 0.25);
}

/* ===== MOBILE MENU ===== */
.mobile-link {
  position: relative;
}

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

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

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

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Hamburger */
.hamburger-line {
  transition: all 0.3s ease;
}

#menu-toggle.active .hamburger-line:nth-child(1) {
  transform: rotate(45deg) translate(3px, 3px);
}

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

#menu-toggle.active .hamburger-line:nth-child(3) {
  width: 1.25rem;
  transform: rotate(-45deg) translate(3px, -3px);
}

/* ===== REVEAL ANIMATIONS ===== */
.reveal {
  opacity: 1;
  transform: none;
  transition: opacity 0.7s ease, transform 0.7s ease;
}

@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(32px);
  }

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

  .reveal.delay-100 { transition-delay: 100ms; }
  .reveal.delay-200 { transition-delay: 200ms; }
  .reveal.delay-300 { transition-delay: 300ms; }
}

/* ===== FLOATING CARDS ANIMATION ===== */
@media (prefers-reduced-motion: no-preference) {
  .absolute.top-0.right-0 {
    animation: float1 6s ease-in-out infinite;
  }
  .absolute.top-28.right-48 {
    animation: float2 7s ease-in-out infinite;
  }
  .absolute.top-64.right-0 {
    animation: float3 5.5s ease-in-out infinite;
  }
  .absolute.top-10.left-4 {
    animation: float4 6.5s ease-in-out infinite;
  }
}

@keyframes float1 {
  0%, 100% { transform: rotate(2deg) translateY(0); }
  50% { transform: rotate(2deg) translateY(-10px); }
}

@keyframes float2 {
  0%, 100% { transform: rotate(-1deg) translateY(0); }
  50% { transform: rotate(-1deg) translateY(-8px); }
}

@keyframes float3 {
  0%, 100% { transform: rotate(1deg) translateY(0); }
  50% { transform: rotate(1deg) translateY(-12px); }
}

@keyframes float4 {
  0%, 100% { transform: rotate(-2deg) translateY(0); }
  50% { transform: rotate(-2deg) translateY(-6px); }
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: #F5F0E8;
}

::-webkit-scrollbar-thumb {
  background: #1B4332;
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: #163629;
}

/* ===== SELECTION ===== */
::selection {
  background: #1B4332;
  color: #F5F0E8;
}