/* ─── BASE ─── */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 5rem; }
body { margin: 0; }

/* ─── NAV ─── */
#site-header {
  background: transparent;
  transition: background 0.3s ease, box-shadow 0.3s ease, backdrop-filter 0.3s ease;
}
#site-header.scrolled {
  background: rgba(250, 249, 246, 0.92);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(27, 67, 50, 0.08);
}
.nav-link { position: relative; }
.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: #D4A843;
  transition: width 0.25s ease;
}
.nav-link:hover::after { width: 100%; }

.btn-nav {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #1B4332;
  color: #faf9f6;
  font-size: 0.875rem;
  font-weight: 600;
  padding: 0.6rem 1.4rem;
  border-radius: 8px;
  text-decoration: none;
  transition: background 0.2s ease, transform 0.15s ease;
}
.btn-nav:hover { background: #163629; transform: translateY(-1px); }

.mobile-nav-link {
  display: block;
  padding: 0.75rem 0;
  font-size: 1rem;
  font-weight: 500;
  color: #1B4332;
  text-decoration: none;
  border-bottom: 1px solid rgba(27, 67, 50, 0.1);
  transition: color 0.2s ease, padding-left 0.2s ease;
}
.mobile-nav-link:hover { color: #D4A843; padding-left: 0.5rem; }

/* ─── BUTTONS ─── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  background: #D4A843;
  color: #1B4332;
  font-weight: 700;
  font-size: 0.9375rem;
  padding: 0.875rem 2rem;
  border-radius: 10px;
  text-decoration: none;
  transition: background 0.2s ease, transform 0.15s ease, box-shadow 0.2s ease;
  border: none;
  cursor: pointer;
}
.btn-primary:hover {
  background: #c49a30;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(212, 168, 67, 0.35);
}
.btn-secondary {
  display: inline-flex;
  align-items: center;
  background: transparent;
  color: #faf9f6;
  font-weight: 600;
  font-size: 0.9375rem;
  padding: 0.875rem 2rem;
  border-radius: 10px;
  text-decoration: none;
  border: 1.5px solid rgba(255, 255, 255, 0.35);
  transition: background 0.2s ease, border-color 0.2s ease, transform 0.15s ease;
}
.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.6);
  transform: translateY(-2px);
}

/* ─── SECTION HEADERS ─── */
.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: #D4A843;
  background: rgba(212, 168, 67, 0.12);
  padding: 0.4rem 1rem;
  border-radius: 50px;
}
.section-title {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 700;
  line-height: 1.15;
  color: #1B4332;
}

/* ─── SERVICE CARDS ─── */
.service-card {
  background: #fff;
  border-radius: 16px;
  padding: 2rem;
  border: 1px solid rgba(27, 67, 50, 0.08);
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}
.service-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(27, 67, 50, 0.1);
  border-color: rgba(212, 168, 67, 0.3);
}

/* ─── TESTIMONIAL CARDS ─── */
.testimonial-card {
  border: 1px solid rgba(27, 67, 50, 0.06);
}

/* ─── FORM INPUTS ─── */
.input-field {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1.5px solid #e5e2d9;
  border-radius: 10px;
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 0.9375rem;
  color: #1a1a1a;
  background: #fff;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  outline: none;
}
.input-field::placeholder { color: #aaa; }
.input-field:focus {
  border-color: #1B4332;
  box-shadow: 0 0 0 3px rgba(27, 67, 50, 0.1);
}
.input-field.error {
  border-color: #dc2626;
  box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.1);
}
.input-field:invalid:not(:placeholder-shown) { border-color: #dc2626; }

/* ─── SCROLL ANIMATIONS ─── */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}
.reveal.visible {
  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; }

/* ─── RESPONSIVE ─── */
@media (max-width: 640px) {
  .btn-primary, .btn-secondary { padding: 0.75rem 1.5rem; font-size: 0.875rem; }
  .service-card { padding: 1.5rem; }
}