/* ── Base & Utilities ── */
html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ── Navbar ── */
#site-nav {
  background: rgba(255, 255, 255, 0);
  transition: background 0.3s ease, box-shadow 0.3s ease;
}

#site-nav.scrolled {
  background: rgba(255, 255, 255, 0.97);
  box-shadow: 0 1px 20px rgba(0, 0, 0, 0.06);
}

/* ── Service Cards ── */
.service-card {
  position: relative;
  overflow: hidden;
}

.service-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, #0d9488, #2dd4bf);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s ease;
}

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

/* ── Gallery ── */
.gallery-item {
  cursor: pointer;
}

.gallery-item::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(15, 23, 42, 0.3) 0%, transparent 50%);
  opacity: 0;
  transition: opacity 0.3s ease;
  border-radius: inherit;
}

.gallery-item:hover::after {
  opacity: 1;
}

.gallery-item {
  position: relative;
}

/* ── Testimonials ── */
.testimonial-card {
  position: relative;
}

.testimonial-card::before {
  content: '"';
  position: absolute;
  top: 16px;
  right: 24px;
  font-family: 'Playfair Display', serif;
  font-size: 80px;
  font-weight: 700;
  color: rgba(13, 148, 136, 0.07);
  line-height: 1;
  pointer-events: none;
}

/* ── Scroll Reveal (progressive enhancement) ── */
@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(30px);
    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; }
}

/* ── Mobile Menu ── */
#mobile-menu {
  animation: slideDown 0.25s ease;
}

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

.mobile-link {
  display: block;
  transition: color 0.15s ease, padding-left 0.15s ease;
}

.mobile-link:hover {
  color: #0d9488;
  padding-left: 8px;
}

/* ── CTA Button Hover ── */
a[href="#contact"]:hover,
a[href="tel:16196272256"]:hover {
  transform: translateY(-1px);
}

/* ── Form Focus States ── */
input:focus,
select:focus,
textarea:focus {
  outline: none;
}

/* ── Selection Color ── */
::selection {
  background: rgba(13, 148, 136, 0.2);
  color: #134e4a;
}

/* ── Responsive tweaks ── */
@media (max-width: 640px) {
  .font-serif {
    line-height: 1.15;
  }
}