/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body { min-height: 100vh; }
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, select, textarea { font-family: inherit; font-size: inherit; }

/* ── Hero Gradient ── */
.hero-gradient {
  background: linear-gradient(135deg, #0d231a 0%, #1B4332 30%, #2D6A4F 60%, #40916C 85%, #52B788 100%);
}

/* ── CTA Gradient ── */
.cta-gradient {
  background: linear-gradient(135deg, #1B4332 0%, #2D6A4F 50%, #40916C 100%);
}

/* ── Buttons ── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: #1B4332;
  color: #fff;
  padding: 0.875rem 2rem;
  border-radius: 100px;
  font-size: 0.8125rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid #1B4332;
}
.btn-primary:hover {
  background: #2D6A4F;
  border-color: #2D6A4F;
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(27, 67, 50, 0.25);
}
.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: transparent;
  color: #fff;
  padding: 0.875rem 2rem;
  border-radius: 100px;
  font-size: 0.8125rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: 1px solid rgba(255,255,255,0.35);
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}
.btn-secondary:hover {
  border-color: rgba(255,255,255,0.7);
  background: rgba(255,255,255,0.08);
  transform: translateY(-2px);
}

/* ── Inputs ── */
.input-field {
  background: #FAFAF7;
  border: 1px solid #dce8df;
  border-radius: 10px;
  padding: 0.875rem 1rem;
  color: #1B4332;
  font-size: 0.9375rem;
  font-weight: 300;
  transition: all 0.3s ease;
  outline: none;
  width: 100%;
}
.input-field::placeholder { color: #8fb892; }
.input-field:focus {
  border-color: #2D6A4F;
  background: #fff;
  box-shadow: 0 0 0 3px rgba(45, 106, 79, 0.08);
}
select.input-field { cursor: pointer; }

/* ── Eyebrow ── */
.eyebrow { display: block; }

/* ── Reveal Animation ── */
.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.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── Hero Animations ── */
.hero-eyebrow {
  opacity: 0;
  animation: fadeUp 0.8s 0.3s forwards;
}
.hero-title {
  opacity: 0;
  animation: fadeUp 0.8s 0.5s forwards;
}
.hero-subtitle {
  opacity: 0;
  animation: fadeUp 0.8s 0.7s forwards;
}
.hero-cta {
  opacity: 0;
  animation: fadeUp 0.8s 0.9s forwards;
}
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ── Header scroll state ── */
#header.scrolled {
  background: rgba(250, 250, 247, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 rgba(27, 67, 50, 0.06);
}
#header.scrolled .nav-link { color: #1B4332; }
#header.scrolled .nav-link:hover { color: #2D6A4F; }

/* ── Mobile Menu ── */
#mobile-menu.open {
  opacity: 1;
  pointer-events: all;
}
#mobile-menu.closeing {
  opacity: 0;
  pointer-events: none;
}
.menu-line { transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1); }
.menu-toggle.active .menu-line:nth-child(1) {
  transform: rotate(45deg) translate(3px, 3px);
}
.menu-toggle.active .menu-line:nth-child(2) { opacity: 0; }
.menu-toggle.active .menu-line:nth-child(3) {
  width: 1.5rem;
  transform: rotate(-45deg) translate(3px, -3px);
}
.mobile-link {
  opacity: 0;
  transform: translateY(12px);
  transition: all 0.35s ease;
}
#mobile-menu.open .mobile-link {
  opacity: 1;
  transform: translateY(0);
}
#mobile-menu.open .mobile-link:nth-child(1) { transition-delay: 0.05s; }
#mobile-menu.open .mobile-link:nth-child(2) { transition-delay: 0.1s; }
#mobile-menu.open .mobile-link:nth-child(3) { transition-delay: 0.15s; }
#mobile-menu.open .mobile-link:nth-child(4) { transition-delay: 0.2s; }
#mobile-menu.open .mobile-link:nth-child(5) { transition-delay: 0.25s; }

/* ── Service card hover line ── */
.service-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, #2D6A4F, transparent);
  transition: all 0.5s ease;
  transform: translateX(-50%);
}
.service-card { position: relative; }
.service-card:hover::after { width: 60%; }

/* ── Selection ── */
::selection { background: rgba(45, 106, 79, 0.15); color: #1B4332; }

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: #FAFAF7; }
::-webkit-scrollbar-thumb { background: #b9d1bc; border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: #8fb892; }