/* === BASE === */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body { margin: 0; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }

/* === NAV === */
#nav { height: 72px; }
.nav-link { position: relative; }
.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: #34d399;
  border-radius: 1px;
  transition: all 0.2s ease;
  transform: translateX(-50%);
}
.nav-link:hover::after { width: 60%; }

/* === 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, #34d399, #f5c96a);
  opacity: 0;
  transition: opacity 0.3s ease;
}
.service-card:hover::before { opacity: 1; }

/* === WHY CARDS === */
.why-card { transition: all 0.3s ease; }
.why-card:hover { transform: translateY(-4px); }

/* === SCROLL REVEAL === */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* === MOBILE MENU === */
.mobile-link { border-radius: 0.75rem; }

/* === FORM === */
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='%236b7280' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 1rem center; padding-right: 2.5rem; }

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

/* === REDUCED MOTION === */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .service-card, .why-card { transition: none; }
  .service-card:hover { transform: none; }
  .why-card:hover { transform: none; }
  #back-to-top { transition: none; }
}

/* === RESPONSIVE === */
@media (max-width: 767px) {
  #nav { height: 64px; }
  h1 { font-size: 2.5rem !important; }
  h1 .italic { font-size: 1.75rem !important; }
}