/* ── Base & Utilities ── */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }

/* ── Floating card animations ── */
@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-12px); }
}
@keyframes float-delayed {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-8px); }
}
@keyframes float-slow {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-6px); }
}
.animate-float { animation: float 4s ease-in-out infinite; }
.animate-float-delayed { animation: float-delayed 5s ease-in-out infinite 0.5s; }
.animate-float-slow { animation: float-slow 6s ease-in-out infinite 1s; }

/* ── Service card hover ── */
.service-card { transform: translateY(0); }
.service-card:hover { transform: translateY(-4px); }

/* ── Scroll reveal (progressive enhancement) ── */
@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s 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; }
}

/* ── Navbar scroll state ── */
.navbar-scrolled {
  background: rgba(253, 248, 240, 0.95) !important;
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(5, 150, 105, 0.1);
}

/* ── Mobile menu animation ── */
#mobile-menu.open .menu-line:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
#mobile-menu.open .menu-line:nth-child(2) {
  opacity: 0;
}
#mobile-menu.open .menu-line:nth-child(3) {
  width: 24px;
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ── Testimonial card ── */
.testimonial-card { transform: translateY(0); }
.testimonial-card:hover { transform: translateY(-4px); }