/* ===== Reset & Base ===== */
*, *::before, *::after {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  overflow-x: hidden;
}

::selection {
  background: rgba(94, 234, 209, 0.3);
  color: #f0f4f8;
}

/* ===== Scrollbar ===== */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: #0a1628;
}
::-webkit-scrollbar-thumb {
  background: #2c4559;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: #5eead1;
}

/* ===== Animations ===== */
@keyframes scroll-line {
  0%, 100% { transform: scaleY(1); opacity: 1; }
  50% { transform: scaleY(0.5); transform-origin: top; opacity: 0.5; }
}

.animate-scroll-line {
  animation: scroll-line 2s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-10px); }
}

/* ===== Reveal Animations (progressive enhancement) ===== */
.reveal-up,
.reveal-left,
.reveal-right {
  /* Default: always visible for accessibility */
}

@media (prefers-reduced-motion: no-preference) {
  .reveal-up {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  }
  .reveal-left {
    opacity: 0;
    transform: translateX(-40px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  }
  .reveal-right {
    opacity: 0;
    transform: translateX(40px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  }

  .reveal-up.revealed,
  .reveal-left.revealed,
  .reveal-right.revealed {
    opacity: 1;
    transform: translate(0, 0);
  }

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

/* ===== Hero Eyebrow Animation ===== */
@media (prefers-reduced-motion: no-preference) {
  .hero-eyebrow {
    animation: slideInLeft 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  }
}

@keyframes slideInLeft {
  from { opacity: 0; transform: translateX(-30px); }
  to { opacity: 1; transform: translateX(0); }
}

/* ===== Navbar ===== */
.nav-link {
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: #5eead1;
  transition: all 0.3s ease;
  transform: translateX(-50%);
}

.nav-link:hover::after {
  width: 60%;
}

/* ===== Stat Cards ===== */
.stat-card {
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, #5eead1, transparent);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.stat-card:hover::before {
  opacity: 1;
}

/* ===== Menu Cards ===== */
.menu-card {
  position: relative;
  overflow: hidden;
}

.menu-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 0;
  background: linear-gradient(180deg, #5eead1, #14b8a6);
  transition: height 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.menu-card:hover::after {
  height: 100%;
}

/* ===== Button Focus Styles ===== */
button:focus-visible,
a:focus-visible {
  outline: 2px solid #5eead1;
  outline-offset: 2px;
}

/* ===== Mobile Menu ===== */
#mobile-menu {
  animation: slideDown 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}

.mobile-nav-link {
  display: block;
  width: 100%;
}

/* ===== Image Hover ===== */
img {
  max-width: 100%;
  height: auto;
}

/* ===== Utility ===== */
.bg-midnight-850 {
  background-color: #0d1d30;
}

/* ===== Print Styles ===== */
@media print {
  header, footer, #contact, .reveal-up, .reveal-left, .reveal-right {
    display: none;
  }
  body {
    background: white;
    color: black;
  }
}