/* ── 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;
}

::selection {
  background: rgba(6, 78, 59, 0.2);
  color: #064e3b;
}

/* ── Hero Gradient ── */
.hero-gradient {
  background: linear-gradient(135deg, #022c22 0%, #064e3b 30%, #047857 60%, #065f46 100%);
}

/* ── Navbar ── */
#navbar {
  backdrop-filter: blur(0px);
  transition: background 0.5s ease, backdrop-filter 0.5s ease, padding 0.5s ease;
}

#navbar.scrolled {
  background: rgba(253, 252, 248, 0.95);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(6, 78, 59, 0.08);
}

.nav-line, .mob-line {
  transition: transform 0.3s ease, opacity 0.3s ease;
}

#menu-toggle.active .nav-line:first-child {
  transform: rotate(45deg) translate(2px, 2px);
}

#menu-toggle.active .nav-line:last-child {
  transform: rotate(-45deg) translate(2px, -2px);
}

#menu-close.active .mob-line:first-child {
  transform: rotate(45deg) translate(2px, 2px);
}

#menu-close.active .mob-line:last-child {
  transform: rotate(-45deg) translate(2px, -2px);
}

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

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

.hero-title {
  opacity: 0;
  animation: fadeUp 0.8s ease forwards;
  animation-delay: 0.5s;
}

.hero-desc {
  opacity: 0;
  animation: fadeUp 0.8s ease forwards;
  animation-delay: 0.7s;
}

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

.hero-img {
  opacity: 0;
  animation: fadeIn 1.2s ease forwards;
  animation-delay: 0.1s;
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes scroll {
  0% { top: -16px; opacity: 0; }
  20% { opacity: 1; }
  80% { opacity: 1; }
  100% { top: 48px; opacity: 0; }
}

.scroll-indicator {
  overflow: visible;
}

.scroll-dot {
  animation: scroll 2s ease-in-out infinite;
}

/* ── Buttons ── */
.btn-primary {
  box-shadow: 0 4px 24px rgba(6, 78, 59, 0.3);
}

.btn-primary:hover {
  box-shadow: 0 8px 32px rgba(6, 78, 59, 0.4);
  transform: translateY(-1px);
}

.btn-secondary:hover {
  background: rgba(250, 245, 235, 0.08);
}

/* ── Scroll Reveal ── */
.reveal-up {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal-left {
  opacity: 1;
  transform: translateX(0);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal-right {
  opacity: 1;
  transform: translateX(0);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal-up.hidden-reveal {
  opacity: 0;
  transform: translateY(32px);
}

.reveal-left.hidden-reveal {
  opacity: 0;
  transform: translateX(-32px);
}

.reveal-right.hidden-reveal {
  opacity: 0;
  transform: translateX(32px);
}

/* ── Card hover ── */
.card-item {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.card-item.hidden-reveal {
  opacity: 0;
  transform: translateY(24px);
}

/* ── 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-up.hidden-reveal,
  .reveal-left.hidden-reveal,
  .reveal-right.hidden-reveal,
  .card-item.hidden-reveal {
    opacity: 1 !important;
    transform: none !important;
  }
}

/* ── Focus Styles ── */
a:focus-visible, button:focus-visible {
  outline: 2px solid #059669;
  outline-offset: 4px;
  border-radius: 2px;
}

/* ── Mobile Link Hover ── */
.mobile-link {
  transition: opacity 0.2s ease;
}

.mobile-link:hover {
  opacity: 0.6;
}