/* ========== BASE ========== */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; }

/* ========== NAVBAR ========== */
#site-header {
  background: transparent;
  transition: background 0.3s ease, box-shadow 0.3s ease, padding 0.3s ease;
}

#site-header.scrolled {
  background: rgba(18, 31, 51, 0.97);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(12px);
}

.nav-link {
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: #f0b510;
  transition: width 0.2s ease;
}

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

/* ========== MOBILE MENU ========== */
.mobile-nav-link {
  position: relative;
  display: block;
}

/* ========== HERO ========== */
#hero {
  position: relative;
}

/* ========== 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, #121f33, #f0b510);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}

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

/* ========== PROCESS STEPS ========== */
/* Connector lines handled in HTML */

/* ========== FAQ ========== */
.faq-item {
  background: #fff;
}

.faq-toggle {
  background: none;
  border: none;
  cursor: pointer;
  width: 100%;
  text-align: left;
  padding: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  transition: background-color 0.2s ease;
}

.faq-toggle:hover {
  background-color: #f0f4fa;
}

.faq-content {
  overflow: hidden;
  transition: max-height 0.3s ease, opacity 0.3s ease;
  opacity: 1;
}

.faq-content p {
  padding-top: 0.25rem;
}

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

/* ========== SCROLL ANIMATIONS ========== */
.reveal {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
  html { scroll-behavior: auto; }
  .service-card::before { display: none; }
}

/* ========== MOBILE MENU ========== */
#mobile-menu {
  background: rgba(18, 31, 51, 0.98);
  backdrop-filter: blur(12px);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* ========== RESPONSIVE ========== */
@media (max-width: 639px) {
  .font-display {
    font-size: clamp(1.75rem, 6vw, 2.5rem);
  }
}