/* ── Reset & Base ── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  overflow-x: hidden;
}

img {
  display: block;
  max-width: 100%;
}

/* ── Hero Gradient ── */
.hero-gradient {
  background: linear-gradient(
    135deg,
    #0d1f16 0%,
    #1a3c2a 25%,
    #2d5e31 50%,
    #1a3c2a 75%,
    #0d1f16 100%
  );
}

/* ── Animations ── */
@keyframes float {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-30px) scale(1.05); }
}

@keyframes float-delayed {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-20px) scale(1.03); }
}

.animate-float {
  animation: float 8s ease-in-out infinite;
}

.animate-float-delayed {
  animation: float-delayed 10s ease-in-out infinite;
  animation-delay: 2s;
}

/* ── Hero Entrance ── */
.hero-tagline {
  animation: fadeUp 0.8s ease forwards 0.3s;
  opacity: 0;
}

.hero-headline {
  animation: fadeUp 0.8s ease forwards 0.6s;
  opacity: 0;
}

.hero-subtitle {
  animation: fadeUp 0.8s ease forwards 0.9s;
  opacity: 0;
}

.hero-cta {
  animation: fadeUp 0.8s ease forwards 1.2s;
  opacity: 0;
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ── Scroll Reveal ── */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

.reveal[data-delay="100"] {
  transition-delay: 100ms;
}

.reveal[data-delay="200"] {
  transition-delay: 200ms;
}

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

#navbar.scrolled {
  background: rgba(250, 248, 244, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 1px 0 rgba(26, 60, 42, 0.08);
}

.nav-logo {
  transition: color 0.3s ease;
}

/* ── Mobile Menu ── */
#mobile-menu.open {
  opacity: 1;
  pointer-events: all;
}

.mobile-link {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.4s ease, transform 0.4s ease, color 0.3s ease;
}

#mobile-menu.open .mobile-link {
  opacity: 1;
  transform: translateY(0);
}

#mobile-menu.open .mobile-link:nth-child(1) { transition-delay: 100ms; }
#mobile-menu.open .mobile-link:nth-child(2) { transition-delay: 150ms; }
#mobile-menu.open .mobile-link:nth-child(3) { transition-delay: 200ms; }
#mobile-menu.open .mobile-link:nth-child(4) { transition-delay: 250ms; }

/* ── Service Cards ── */
.service-card {
  transition: transform 0.5s ease, background-color 0.5s ease;
}

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

/* ── Custom Scrollbar ── */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: #f5f0e8;
}

::-webkit-scrollbar-thumb {
  background: #a9d0ab;
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: #7fb680;
}

/* ── Selection ── */
::selection {
  background: #1a3c2a;
  color: #faf8f4;
}

/* ── Focus Styles ── */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid #3d7a42;
  outline-offset: 2px;
  border-radius: 4px;
}

/* ── Reduced Motion ── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  html {
    scroll-behavior: auto;
  }
  .reveal {
    opacity: 1;
    transform: none;
  }
}