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

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

body {
  overflow-x: hidden;
}

/* === NAV === */
#nav {
  transition: background 0.3s ease, box-shadow 0.3s ease, padding 0.3s ease;
}

#nav.scrolled {
  background: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(12px);
  box-shadow: 0 2px 20px rgba(107, 47, 91, 0.08);
}

.nav-link {
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: #f5a623;
  transition: width 0.3s ease;
  border-radius: 1px;
}

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

/* === FLOATING ANIMATION === */
@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-8px); }
}

.animate-float {
  animation: float 3s ease-in-out infinite;
}

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

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, #6B2F5B, #f5a623);
  opacity: 0;
  transition: opacity 0.3s ease;
  border-radius: 3px 3px 0 0;
}

.service-card:hover::before {
  opacity: 1;
}

/* === APPROACH CARDS === */
.approach-card {
  position: relative;
}

.approach-card:hover {
  transform: translateY(-4px);
}

/* === TESTIMONIAL CARDS === */
.testimonial-card {
  position: relative;
  overflow: hidden;
}

.testimonial-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, #6B2F5B, #f5a623);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.testimonial-card:hover::after {
  opacity: 1;
}

/* === SCROLL REVEAL (progressive enhancement) === */
@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s 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; }
}

/* Mobile link hover */
.mobile-link {
  position: relative;
}

/* Focus styles */
:focus-visible {
  outline: 2px solid #6B2F5B;
  outline-offset: 2px;
  border-radius: 4px;
}