/* ── Base ── */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body { margin: 0; }

/* ── Scroll reveal (progressive enhancement) ── */
@media (prefers-reduced-motion: no-preference) {
  .scroll-reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
  }
  .scroll-reveal.revealed {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ── Floating card animations ── */
@media (prefers-reduced-motion: no-preference) {
  .floating-card-1 {
    animation: floatA 4s ease-in-out infinite;
  }
  .floating-card-2 {
    animation: floatB 5s ease-in-out infinite;
  }
  .floating-card-3 {
    animation: floatC 4.5s ease-in-out infinite;
  }
}

@keyframes floatA {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-10px); }
}
@keyframes floatB {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(8px); }
}
@keyframes floatC {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-8px); }
}

/* ── Navbar ── */
#navbar {
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}
#navbar.scrolled {
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.07);
}

/* ── Mobile menu ── */
#mobileMenu.open {
  transform: translateX(0);
}
#mobileMenu {
  transform: translateX(100%);
}
.menu-line:last-child {
  width: 1.4rem;
}
body.menu-open { overflow: hidden; }

/* ── Button hover glow ── */
.glow-coral:hover {
  box-shadow: 0 0 0 4px rgba(240, 96, 80, 0.15);
}

/* ── Service card image hover ── */
.group:hover .card-img {
  transform: scale(1.05);
}
.card-img {
  transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}

/* ── Smooth focus rings ── */
input:focus, textarea:focus {
  outline: none;
}

/* ── Selection color ── */
::selection {
  background: rgba(240, 96, 80, 0.2);
  color: #23232A;
}