/* ===== Reset & Base ===== */
*, *::before, *::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  overflow-x: hidden;
}

::selection {
  background: #D4A843;
  color: #1B4332;
}

/* ===== Navbar ===== */
#navbar {
  background: transparent;
  transition: background 0.4s ease, box-shadow 0.4s ease, backdrop-filter 0.4s ease;
}

#navbar.scrolled {
  background: rgba(253, 251, 247, 0.95);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 20px rgba(27, 67, 50, 0.08);
}

/* ===== Floating Card Animations ===== */
.floating-card-1 {
  animation: floatCard1 6s ease-in-out infinite;
}

.floating-card-2 {
  animation: floatCard2 7s ease-in-out infinite;
}

.floating-card-3 {
  animation: floatCard3 5.5s ease-in-out infinite;
}

@keyframes floatCard1 {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-14px) rotate(0.5deg); }
}

@keyframes floatCard2 {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-10px) rotate(-0.5deg); }
}

@keyframes floatCard3 {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-12px) rotate(0.3deg); }
}

/* ===== 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, #1B4332, #D4A843);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* ===== Scroll Reveal ===== */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1), transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.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 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}

.mobile-link {
  display: block;
  padding: 0.5rem 0;
  border-bottom: 1px solid rgba(27, 67, 50, 0.08);
}

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

/* ===== Input Focus States ===== */
input:focus, select:focus, textarea:focus {
  border-color: #1B4332 !important;
}

/* ===== Custom scrollbar ===== */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: #FAF6EE;
}
::-webkit-scrollbar-thumb {
  background: #8fbdab;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: #5e9a88;
}

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

  #hero {
    min-height: auto;
    padding-top: 100px;
    padding-bottom: 80px;
  }
}