/* ===== RESET & BASE ===== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  min-height: 100vh;
  overflow-x: hidden;
}

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

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

a {
  text-decoration: none;
  color: inherit;
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: #f5f2eb;
}
::-webkit-scrollbar-thumb {
  background: #1a5c3a;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: #347a44;
}

/* ===== SECTION LABEL ===== */
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: #1a5c3a;
}

.section-label::before {
  content: '';
  display: block;
  width: 32px;
  height: 2px;
  background: #1a5c3a;
}

/* ===== HERO ANIMATIONS ===== */
.hero-eyebrow {
  opacity: 0;
  transform: translateY(20px);
  animation: heroFadeUp 0.8s ease forwards 0.2s;
}

.hero-headline {
  opacity: 0;
  transform: translateY(30px);
  animation: heroFadeUp 0.8s ease forwards 0.4s;
}

.hero-sub {
  opacity: 0;
  transform: translateY(20px);
  animation: heroFadeUp 0.8s ease forwards 0.6s;
}

.hero-ctas {
  opacity: 0;
  transform: translateY(20px);
  animation: heroFadeUp 0.8s ease forwards 0.8s;
}

@keyframes heroFadeUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ===== SCROLL REVEAL ===== */
.reveal-up,
.reveal-left,
.reveal-right {
  opacity: 1; /* visible by default for no-JS */
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal-up {
  transform: translateY(40px);
}

.reveal-left {
  transform: translateX(-40px);
}

.reveal-right {
  transform: translateX(40px);
}

.reveal-up.is-visible,
.reveal-left.is-visible,
.reveal-right.is-visible {
  opacity: 1;
  transform: translate(0, 0);
}

/* ===== NAVBAR ===== */
#navbar {
  background: transparent;
}

#navbar.scrolled {
  background: rgba(6, 26, 17, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(255,255,255,0.05);
}

.nav-link {
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: #a3c7a8;
  transition: width 0.3s ease;
}

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

/* ===== MOBILE MENU ===== */
.mobile-nav-link {
  position: relative;
}

#mobileMenu.open {
  opacity: 1;
  pointer-events: all;
}

#mobileMenu.closed {
  opacity: 0;
  pointer-events: none;
}

.menu-line {
  display: block;
}

#menuToggle.active .menu-line:nth-child(1) {
  transform: rotate(45deg) translate(4px, 4px);
}

#menuToggle.active .menu-line:nth-child(2) {
  opacity: 0;
}

#menuToggle.active .menu-line:nth-child(3) {
  width: 24px;
  transform: rotate(-45deg) translate(4px, -4px);
}

/* ===== SERVICE CARDS ===== */
.service-card {
  transform: translateY(0);
}

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

/* ===== BUTTONS ===== */
.btn-primary, .btn-secondary {
  position: relative;
  overflow: hidden;
}

.btn-primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
  transition: left 0.5s ease;
}

.btn-primary:hover::before {
  left: 100%;
}

/* ===== FOCUS ===== */
a:focus-visible,
button:focus-visible {
  outline: 2px solid #a3c7a8;
  outline-offset: 2px;
  border-radius: 2px;
}

/* ===== REDUCED MOTION ===== */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  .reveal-up,
  .reveal-left,
  .reveal-right {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .hero-eyebrow,
  .hero-headline,
  .hero-sub,
  .hero-ctas {
    opacity: 1;
    transform: none;
    animation: none;
  }
  .service-card:hover {
    transform: none;
  }
  .btn-primary::before {
    display: none;
  }
}