/* ===== BASE & RESET ===== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: 'Inter', system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: #f1f5f9;
}
::-webkit-scrollbar-thumb {
  background: #94a3b8;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: #64748b;
}

/* ===== NAV SCROLLED STATE ===== */
#site-header.scrolled {
  background: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.06), 0 4px 20px rgba(0, 0, 0, 0.04);
}

#site-header.scrolled .no-underline span {
  color: #0f172a;
}

/* ===== MOBILE MENU ===== */
#mobile-menu {
  animation: slideDown 0.25s ease-out;
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ===== SCROLL REVEAL ANIMATIONS ===== */
.reveal {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}

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

.reveal[data-delay="100"] { transition-delay: 0.1s; }
.reveal[data-delay="200"] { transition-delay: 0.2s; }
.reveal[data-delay="300"] { transition-delay: 0.3s; }
.reveal[data-delay="400"] { transition-delay: 0.4s; }

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
  html {
    scroll-behavior: auto;
  }
}

/* ===== HERO TEXT ANIMATION ===== */
.hero-title {
  opacity: 0;
  transform: translateY(20px);
  animation: heroReveal 0.8s cubic-bezier(0.22, 1, 0.36, 1) forwards;
  animation-delay: 0.2s;
}

.hero-subtitle {
  opacity: 0;
  transform: translateY(16px);
  animation: heroReveal 0.8s cubic-bezier(0.22, 1, 0.36, 1) forwards;
  animation-delay: 0.4s;
}

.hero-cta {
  opacity: 0;
  transform: translateY(16px);
  animation: heroReveal 0.8s cubic-bezier(0.22, 1, 0.36, 1) forwards;
  animation-delay: 0.6s;
}

.hero-badge {
  opacity: 0;
  animation: heroReveal 0.6s cubic-bezier(0.22, 1, 0.36, 1) forwards;
  animation-delay: 0.1s;
}

.hero-image {
  opacity: 0;
  transform: translateX(20px);
  animation: heroImageReveal 0.9s cubic-bezier(0.22, 1, 0.36, 1) forwards;
  animation-delay: 0.4s;
}

.hero-floating {
  opacity: 0;
  transform: translateY(12px);
  animation: heroReveal 0.7s cubic-bezier(0.22, 1, 0.36, 1) forwards;
  animation-delay: 0.8s;
}

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

@keyframes heroImageReveal {
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* ===== CARD HOVER ===== */
.group:hover .group-hover\:-translate-y-1 {
  transform: translateY(-4px);
}

/* ===== SELECTION ===== */
::selection {
  background: #ccfbf1;
  color: #134e4a;
}