/* ── 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%; display: block; }

/* ── Scroll Reveal ── */
@media (prefers-reduced-motion: no-preference) {
  .reveal-section {
    opacity: 0;
    transform: translateY(32px);
    transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
  }
  .reveal-section.revealed {
    opacity: 1;
    transform: translateY(0);
  }
}
@supports not (animation-timing-function: cubic-bezier(0.22, 1, 0.36, 1)) {
  .reveal-section {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
  }
  .reveal-section.revealed {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ── Hero Grid ── */
.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
}
@media (min-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr 1fr; }
}

/* ── Buttons ── */
.btn-primary { position: relative; overflow: hidden; }
.btn-primary::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.15) 0%, transparent 60%);
  opacity: 0;
  transition: opacity 0.2s;
}
.btn-primary:hover::after { opacity: 1; }

.btn-secondary { backdrop-filter: blur(4px); }

/* ── Service Cards ── */
.service-card { position: relative; }
.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, #5eead4, #2dd4bf);
  border-radius: 2px 2px 0 0;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}
.service-card:hover::before { transform: scaleX(1); }

/* ── Why Cards ── */
.why-card { transition: transform 0.3s ease, box-shadow 0.3s ease; }
.why-card:hover { transform: translateY(-4px); box-shadow: 0 20px 40px rgba(10, 37, 64, 0.08); }

/* ── Review Cards ── */
.review-card { transition: transform 0.3s ease, box-shadow 0.3s ease; }
.review-card:hover { transform: translateY(-4px); box-shadow: 0 20px 40px rgba(10, 37, 64, 0.1); }

/* ── Inputs ── */
.input-field {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1.5px solid rgba(10, 37, 64, 0.12);
  border-radius: 0.75rem;
  font-family: 'Inter', sans-serif;
  font-size: 0.9375rem;
  color: #0a2540;
  background: #f8fafc;
  transition: border-color 0.2s, box-shadow 0.2s, background 0.2s;
  outline: none;
}
.input-field::placeholder { color: rgba(10, 37, 64, 0.35); }
.input-field:hover { border-color: rgba(10, 37, 64, 0.25); background: #fff; }
.input-field:focus { border-color: #5eead4; box-shadow: 0 0 0 3px rgba(94, 234, 212, 0.15); background: #fff; }

/* ── Nav Link Underline ── */
.nav-link { position: relative; }
.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: #5eead4;
  transition: width 0.2s ease;
}
.nav-link:hover::after { width: 100%; }

/* ── Mobile Menu Transition ── */
#mobile-menu {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}
#mobile-menu.open {
  max-height: 500px;
}

/* ── Utility ── */
@media (max-width: 639px) {
  .hero h1 { font-size: 2.75rem !important; }
}