/* DiploDogs — Custom Styles */
:root {
  --green-deep: #1B4332;
  --green-mid: #2D6A4F;
  --green-soft: #40916C;
  --green-light: #D8F3DC;
  --green-pale: #F0F7F2;
  --gold: #C8952E;
  --gold-light: #F5E6C8;
  --cream: #FDFAF3;
  --charcoal: #1A1A2E;
  --warm-gray: #6B6B7B;
  --white: #FFFFFF;
}

/* Smooth scrolling */
html { scroll-behavior: smooth; }

/* Selection color */
::selection {
  background: var(--green-light);
  color: var(--green-deep);
}

/* Fade-in-up animation for scroll reveals */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(28px); }
  to { opacity: 1; transform: translateY(0); }
}
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s cubic-bezier(.22,1,.36,1), transform 0.7s cubic-bezier(.22,1,.36,1);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger delays */
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }

/* Image placeholders */
.img-placeholder {
  background: linear-gradient(135deg, var(--green-light) 0%, var(--gold-light) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--green-mid);
  font-family: 'Fraunces', serif;
  font-size: 1rem;
  text-align: center;
  overflow: hidden;
  position: relative;
}
.img-placeholder::before {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    45deg,
    transparent,
    transparent 12px,
    rgba(45, 106, 79, 0.04) 12px,
    rgba(45, 106, 79, 0.04) 24px
  );
}

/* Nav link hover underline */
.nav-link {
  position: relative;
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gold);
  transition: width 0.3s ease;
}
.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

/* Pricing card hover */
.pricing-card {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.pricing-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 60px rgba(27, 67, 50, 0.12);
}

/* Gold accent bar */
.gold-bar {
  width: 48px;
  height: 3px;
  background: var(--gold);
  border-radius: 2px;
}

/* Mobile nav */
.mobile-menu {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}
.mobile-menu.open {
  max-height: 300px;
}

/* CTA button glow */
.btn-primary {
  position: relative;
  overflow: hidden;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 30px rgba(200, 149, 46, 0.3);
}
.btn-primary:active {
  transform: translateY(0);
}

/* Subtle grain texture on hero */
.grain::after {
  content: '';
  position: absolute;
  inset: 0;
  opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  pointer-events: none;
}