/* ============================================
   MedTran — Custom Styles
   Deep Navy + Warm Gold | Pastel & Airy
   ============================================ */

*, *::before, *::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: 'DM Sans', system-ui, sans-serif;
  color: #1E3A5F;
  background: #F8FAFC;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ========== HEADER ========== */
#site-header {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(30, 58, 95, 0.08);
}

#site-header.scrolled {
  box-shadow: 0 4px 30px rgba(30, 58, 95, 0.08);
}

.nav-link {
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: #D4A84B;
  transition: width 0.3s ease;
  border-radius: 1px;
}

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

/* ========== MOBILE MENU ========== */
#mobile-menu {
  animation: slideDown 0.3s ease;
}

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

.mobile-link {
  display: block;
}

/* ========== 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); }
}

/* ========== SERVICE CARDS ========== */
.service-card {
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, #1E3A5F, #D4A84B);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
  border-radius: 2px 2px 0 0;
}

.service-card:hover::before {
  transform: scaleX(1);
}

/* ========== COVERAGE CARDS ========== */
.coverage-card {
  position: relative;
  overflow: hidden;
}

.coverage-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 0;
  background: linear-gradient(to top, rgba(30, 58, 95, 0.04), transparent);
  transition: height 0.4s ease;
}

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

/* ========== FAQ ========== */
.faq-content {
  animation: faqOpen 0.3s ease;
}

@keyframes faqOpen {
  from {
    opacity: 0;
    max-height: 0;
  }
  to {
    opacity: 1;
    max-height: 200px;
  }
}

.faq-item.active .faq-icon {
  transform: rotate(180deg);
}

/* ========== SCROLL REVEAL (progressive enhancement) ========== */
@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s ease, transform 0.7s ease;
  }

  .reveal.revealed {
    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; }
}

/* ========== BACK TO TOP ========== */
#back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* ========== RESPONSIVE ========== */
@media (max-width: 767px) {
  .floating-card-1,
  .floating-card-2,
  .floating-card-3 {
    display: none;
  }
}

/* ========== FOCUS VISIBLE ========== */
*:focus-visible {
  outline: 2px solid #D4A84B;
  outline-offset: 2px;
  border-radius: 4px;
}

/* ========== SELECTION ========== */
::selection {
  background: rgba(212, 168, 75, 0.2);
  color: #1E3A5F;
}