/* === RESET & BASE === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body { overflow-x: hidden; }
img { max-width: 100%; height: auto; }
a { text-decoration: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
ul, ol { list-style: none; }

/* === HERO CLIP === */
.clip-hero-angle {
  clip-path: polygon(25% 0%, 100% 0%, 100% 100%, 0% 100%);
}

/* === NAV === */
#nav {
  background: transparent;
  transition: background 0.3s ease, box-shadow 0.3s ease, backdrop-filter 0.3s ease;
}
#nav.scrolled {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(0,0,0,0.08);
}

/* === MOBILE MENU === */
.mobile-link {
  display: block;
  padding: 0.5rem 0;
  border-bottom: 1px solid #f1f5f9;
  transition: color 0.2s;
}
.mobile-link:last-child { border-bottom: none; }

/* === 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, #0d9488, #2dd4bf);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}
.service-card:hover::before {
  transform: scaleX(1);
}

/* === FAQ === */
.faq-item {
  transition: box-shadow 0.2s ease;
}
.faq-item:hover {
  box-shadow: 0 4px 20px rgba(0,0,0,0.06);
}

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

/* === GEOMETRIC DECORATIONS === */
.geo-circle {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
}
.geo-square {
  position: absolute;
  pointer-events: none;
}

/* === CUSTOM SCROLLBAR === */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: #f8fafc; }
::-webkit-scrollbar-thumb { background: #cbd5e1; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #94a3b8; }

/* === SELECTION === */
::selection { background: #ccfbf1; color: #134e4a; }

/* === PRINT === */
@media print {
  #nav, #contactForm, .faq-btn { display: none; }
  body { color: #000; background: #fff; }
}