/* ── Base & Utilities ── */
html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  overflow-x: hidden;
}

::selection {
  background: rgba(212, 168, 67, 0.3);
  color: #1B4332;
}

/* ── Navbar ── */
#navbar {
  background: transparent;
}

#navbar.scrolled {
  background: rgba(253, 252, 248, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 20px rgba(27, 67, 50, 0.08);
}

.nav-link {
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1.5px;
  background: #D4A843;
  transition: width 0.3s ease;
}

.nav-link:hover::after {
  width: 100%;
}

#navbar.scrolled .nav-link {
  color: #1B4332;
}

#navbar.scrolled .nav-link:hover {
  color: #C49A38;
}

/* ── Floating Cards ── */
.floating-card-1 {
  animation: float1 6s ease-in-out infinite;
}

.floating-card-2 {
  animation: float2 7s ease-in-out infinite;
}

.floating-card-3 {
  animation: float3 5.5s ease-in-out infinite;
}

@keyframes float1 {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-14px) rotate(0.5deg); }
}

@keyframes float2 {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-10px) rotate(-0.5deg); }
}

@keyframes float3 {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-12px); }
}

/* ── 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, #1B4332, #D4A843);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.5s ease;
}

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

.service-card:hover {
  transform: translateY(-4px);
}

/* ── Scroll Reveal ── */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s 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; }
.reveal-delay-5 { transition-delay: 0.5s; }

/* ── Mobile Menu ── */
.mobile-link {
  border-bottom: 1px solid rgba(27, 67, 50, 0.08);
  padding-bottom: 0.75rem;
}

.mobile-link:last-child {
  border-bottom: none;
}

/* ── Back to top ── */
#backToTop.active {
  opacity: 1;
  translate: 0;
  pointer-events: all;
}

/* ── Form focus states ── */
input:focus,
select:focus,
textarea:focus {
  box-shadow: 0 0 0 3px rgba(27, 67, 50, 0.1);
}

/* ── Responsive ── */
@media (max-width: 767px) {
  .floating-card-1,
  .floating-card-2,
  .floating-card-3 {
    display: none;
  }
}