html {
  scroll-behavior: smooth;
}

[data-toggle-nav][data-open-nav="true"] #line1 {
  transform: translateY(0.375rem) rotate(40deg);
}
[data-toggle-nav][data-open-nav="true"] #line2 {
  transform: scaleX(0);
  opacity: 0;
}
[data-toggle-nav][data-open-nav="true"] #line3 {
  transform: translateY(-0.375rem) rotate(-40deg);
}

[data-nav-overlay][data-is-visible="true"] {
  visibility: visible;
  display: flex;
}

/* Scroll animations */
[data-animate] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}
[data-animate].animate-visible {
  opacity: 1;
  transform: translateY(0);
}
[data-animate="fade-left"] {
  transform: translateX(-30px);
}
[data-animate="fade-left"].animate-visible {
  transform: translateX(0);
}
[data-animate="fade-right"] {
  transform: translateX(30px);
}
[data-animate="fade-right"].animate-visible {
  transform: translateX(0);
}
[data-animate="scale"] {
  transform: scale(0.95);
}
[data-animate="scale"].animate-visible {
  transform: scale(1);
}

/* Stagger children */
[data-animate-delay="1"] { transition-delay: 0.1s; }
[data-animate-delay="2"] { transition-delay: 0.2s; }
[data-animate-delay="3"] { transition-delay: 0.3s; }
[data-animate-delay="4"] { transition-delay: 0.4s; }
[data-animate-delay="5"] { transition-delay: 0.5s; }
[data-animate-delay="6"] { transition-delay: 0.6s; }

/* Glass morphism */
.glass {
  background: rgba(255, 255, 255, 0.1) !important;
  backdrop-filter: blur(35px);
}

.glass-card {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(35px);
  border-radius: 20px;
  box-shadow: 0 0 80px rgba(0, 0, 0, 0.25);
}

/* Program card hover effect */
.program-card {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.program-card:hover {
  transform: translateY(-4px);
}

/* Gradient text */
.text-gradient {
  background: linear-gradient(135deg, #16a34a 0%, #ea580c 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Schedule status badges */
.badge-open {
  background-color: #dcfce7;
  color: #15803d;
}
.badge-upcoming {
  background-color: #dbeafe;
  color: #1d4ed8;
}
.badge-full {
  background-color: #fef2f2;
  color: #dc2626;
}

/* Step connector line */
.step-connector::after {
  content: "";
  position: absolute;
  top: 24px;
  left: calc(50% + 24px);
  width: calc(100% - 48px);
  height: 2px;
  background: linear-gradient(90deg, #16a34a, #ea580c);
  opacity: 0.3;
}

/* Testimonial card */
.testimonial-card {
  position: relative;
}
.testimonial-card::before {
  content: "\201C";
  position: absolute;
  top: -8px;
  left: 20px;
  font-size: 64px;
  line-height: 1;
  color: #16a34a;
  opacity: 0.15;
  font-family: Georgia, serif;
}

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

/* Focus styles for accessibility */
a:focus-visible,
button:focus-visible {
  outline: 2px solid #16a34a;
  outline-offset: 2px;
  border-radius: 4px;
}

/* Hero pattern overlay */
.hero-pattern {
  background-image: radial-gradient(circle at 1px 1px, rgba(255,255,255,0.05) 1px, transparent 0);
  background-size: 40px 40px;
}

/* WhatsApp float button pulse on mobile */
@media (max-width: 640px) {
  .wa-float-btn {
    animation: waPulse 2s ease-in-out infinite;
  }
}

@keyframes waPulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.4); }
  50% { box-shadow: 0 0 0 12px rgba(34, 197, 94, 0); }
}

/* Smooth image loading */
img {
  image-rendering: -webkit-optimize-contrast;
}

/* Navy utility classes for non-Tailwind usage */
.bg-navy-50 { background-color: #f0f4ff; }
.bg-navy-100 { background-color: #e0e7ff; }
.text-navy-600 { color: #4f46e5; }
.text-navy-700 { color: #4338ca; }
.bg-navy-700 { background-color: #4338ca; }
.bg-navy-800 { background-color: #3730a3; }
.border-navy-100 { border-color: #e0e7ff; }
.border-navy-200 { border-color: #c7d2fe; }

/* Table row hover transition */
tr {
  transition: background-color 0.15s ease;
}

/* Sticky sidebar transition */
.sticky {
  position: -webkit-sticky;
  position: sticky;
}

/* ====================================
   Navbar color transitions
   transparent (dark hero) → scrolled (white bg)
   ==================================== */

/* Smooth color transitions for all nav elements */
.nav-logo-text,
.nav-logo-sub,
.nav-link {
  transition: color 0.3s ease, background-color 0.3s ease;
}

/* Desktop: white text when header is NOT scrolled (over dark hero) */
@media (min-width: 1024px) {
  header:not(.scrolled) .nav-logo-text {
    color: #ffffff;
  }
  header:not(.scrolled) .nav-logo-sub {
    color: #86efac; /* tera-300 – lighter green, readable on dark */
  }
  header:not(.scrolled) .nav-link {
    color: rgba(255, 255, 255, 0.8);
  }
  header:not(.scrolled) .nav-link:hover {
    color: #ffffff;
    background-color: rgba(255, 255, 255, 0.1);
  }
  header:not(.scrolled) .nav-link-active {
    color: #ffffff;
    background-color: rgba(255, 255, 255, 0.15);
  }
}