@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@300;400;500;700&family=Teko:wght@400;500;600;700&display=swap');

/* Basic Resets & Fonts */
html {
  scroll-behavior: smooth;
}

body {
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body.menu-open {
  overflow: hidden;
}

h1, h2, h3, h4, h5, h6 {
  text-transform: uppercase;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: var(--color-brand-dark, #0a0a0a);
}

::-webkit-scrollbar-thumb {
  background: var(--color-brand-primary, #00919F);
  border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-brand-accent, #37CAD1);
}

/* Animations - Reveal on Scroll */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

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

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }
.reveal-delay-6 { transition-delay: 0.6s; }

/* Page Load Fade In */
.page-fade-in {
  animation: fadeIn 0.8s ease-out forwards;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

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

@keyframes slideInLeft {
  from { opacity: 0; transform: translateX(-50px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes slideInRight {
  from { opacity: 0; transform: translateX(50px); }
  to { opacity: 1; transform: translateX(0); }
}

.animate-fade-in-up {
  animation: fadeInUp 0.8s ease-out forwards;
}

.animate-slide-left {
  animation: slideInLeft 0.8s ease-out forwards;
}

.animate-slide-right {
  animation: slideInRight 0.8s ease-out forwards;
}

/* Header & Nav */
#navbar {
  transition: all 0.3s ease;
}

#navbar.scrolled {
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.5);
  border-bottom: 1px solid rgba(55, 202, 209, 0.2);
}

/* Nav Link Underline Hover Effect */
.nav-link {
  position: relative;
  display: inline-block;
}

.nav-link::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -4px;
  left: 0;
  background-color: var(--color-brand-accent, #37CAD1);
  transition: width 0.3s ease;
  transform-origin: left;
}

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

/* Mobile Nav Overlay */
#mobile-nav {
  transition: transform 0.3s ease-in-out;
}