/* ===== BASE STYLES ===== */
*, *::before, *::after {
  box-sizing: border-box;
}

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

body {
  overflow-x: hidden;
}

::selection {
  background-color: rgba(5, 150, 105, 0.2);
  color: #064e3b;
}

/* ===== NAVBAR ===== */
#navbar {
  background: transparent;
  transition: background 0.3s ease, box-shadow 0.3s ease, backdrop-filter 0.3s ease;
}

#navbar.scrolled {
  background: rgba(253, 251, 247, 0.92);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(5, 150, 105, 0.1);
}

.nav-link {
  position: relative;
}

/* ===== HERO FLOATING CARDS ===== */
.floating-card-1 {
  animation: float1 6s ease-in-out infinite;
}

.floating-card-2 {
  animation: float2 7s ease-in-out infinite;
}

.floating-card-3 {
  animation: float3 5.5s ease-in-out infinite;
}

@keyframes float1 {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-12px) rotate(0.5deg); }
}

@keyframes float2 {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-16px) rotate(-0.5deg); }
}

@keyframes float3 {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-10px) rotate(0.3deg); }
}

/* ===== PROGRAM CARDS ===== */
.program-card {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.5s ease, transform 0.5s ease, box-shadow 0.3s ease;
}

/* ===== FEATURE CARDS ===== */
.feature-card {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.5s ease, transform 0.5s ease, background 0.3s ease;
}

/* ===== TESTIMONIAL CARDS ===== */
.testimonial-card {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.5s ease, transform 0.5s ease, box-shadow 0.3s ease;
}

/* ===== SCROLL REVEAL (below fold only) ===== */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s cubic-bezier(0.22, 1, 0.36, 1), transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}

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

/* Stagger delays */
.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; }

/* Respect reduced motion */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .floating-card-1, .floating-card-2, .floating-card-3 {
    animation: none;
  }
}

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

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

/* ===== FORM STYLES ===== */
select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23059669' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
}

/* ===== FOCUS STYLES ===== */
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: 2px solid #059669;
  outline-offset: 2px;
  border-radius: inherit;
}

/* ===== RESPONSIVE TWEAKS ===== */
@media (max-width: 640px) {
  .floating-card-1, .floating-card-2, .floating-card-3 {
    display: none;
  }
}