/* EasyWheels — Shared Design System */

/* ─── Crosshatch Engineering Grid Background ─── */
.ew-grid {
  position: fixed;
  inset: 0;
  z-index: -2;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 32px 32px;
}

.ew-grid::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(45deg, rgba(212,168,83,0.015) 1px, transparent 1px),
    linear-gradient(-45deg, rgba(212,168,83,0.015) 1px, transparent 1px);
  background-size: 32px 32px;
}

/* ─── Floating Glass Nav ─── */
.glass-nav {
  position: sticky;
  top: 1rem;
  z-index: 100;
  max-width: 1120px;
  margin: 1rem auto 0;
  padding: 0.65rem 1rem;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(13px);
  -webkit-backdrop-filter: blur(13px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}


/* ─── Mobile Nav ─── */
.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.4rem;
  color: #9ca3af;
}

.mobile-nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  opacity: 0;
  transition: opacity 200ms ease;
}

.mobile-nav-overlay.open {
  opacity: 1;
}

.mobile-nav-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  z-index: 201;
  width: 280px;
  max-width: 80vw;
  background: rgba(20, 20, 22, 0.97);
  border-left: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  transform: translateX(100%);
  transition: transform 250ms ease;
  display: none;
  flex-direction: column;
  padding: 1.5rem;
}

.mobile-nav-drawer.open {
  transform: translateX(0);
}

.mobile-nav-drawer a {
  display: block;
  padding: 0.75rem 0;
  color: #d1d5db;
  text-decoration: none;
  font-size: 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  transition: color 150ms ease;
}

.mobile-nav-drawer a:hover {
  color: #fff;
}

.mobile-nav-drawer a:last-child {
  border-bottom: none;
}

.mobile-nav-close {
  align-self: flex-end;
  background: none;
  border: none;
  color: #9ca3af;
  cursor: pointer;
  padding: 0.25rem;
  margin-bottom: 1rem;
}

@media (max-width: 639px) {
  .mobile-menu-btn {
    display: block;
  }
  .mobile-nav-overlay {
    display: none;
  }
  .mobile-nav-overlay.open {
    display: block;
  }
  .mobile-nav-drawer {
    display: flex;
    transform: translateX(100%);
  }
  .mobile-nav-drawer.open {
    transform: translateX(0);
  }
  .desktop-nav-links {
    display: none !important;
  }
}

/* ─── Glass Card ─── */
.glass-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(13px);
  -webkit-backdrop-filter: blur(13px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
  border-radius: 14px;
  position: relative;
  transition: transform 200ms ease, border-color 200ms ease, box-shadow 200ms ease;
}


.glass-card:hover {
  transform: translateY(-2px);
  border-color: rgba(255, 255, 255, 0.12);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.4);
}

/* ─── Glass Frost (Gold Emphasis Variant) ─── */
.glass-frost {
  background: rgba(212, 168, 83, 0.04);
  border: 1px solid rgba(212, 168, 83, 0.12);
  backdrop-filter: blur(13px);
  -webkit-backdrop-filter: blur(13px);
  box-shadow: 0 8px 20px rgba(212, 168, 83, 0.06);
  border-radius: 14px;
  position: relative;
  transition: transform 200ms ease, border-color 200ms ease, box-shadow 200ms ease;
}


.glass-frost:hover {
  transform: translateY(-2px);
  border-color: rgba(212, 168, 83, 0.2);
  box-shadow: 0 12px 28px rgba(212, 168, 83, 0.1);
}

/* ─── Button: Shadow Lift ─── */
.btn-lift {
  transition: transform 120ms ease, box-shadow 120ms ease;
}

.btn-lift:hover {
  transform: translateY(-1px);
}

.btn-gold {
  box-shadow: 0 4px 14px rgba(212, 168, 83, 0.25);
}

.btn-gold:hover {
  box-shadow: 0 6px 20px rgba(212, 168, 83, 0.35);
}

.btn-outline {
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.btn-outline:hover {
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.3);
}

/* ─── Staggered Reveal Delays ─── */
.stagger > *:nth-child(1) { transition-delay: 0s; }
.stagger > *:nth-child(2) { transition-delay: 0.06s; }
.stagger > *:nth-child(3) { transition-delay: 0.06s; }
.stagger > *:nth-child(4) { transition-delay: 0.12s; }
.stagger > *:nth-child(5) { transition-delay: 0.18s; }
.stagger > *:nth-child(6) { transition-delay: 0.24s; }
.stagger > *:nth-child(7) { transition-delay: 0.3s; }
.stagger > *:nth-child(8) { transition-delay: 0.36s; }
.stagger > *:nth-child(9) { transition-delay: 0.42s; }
.stagger > *:nth-child(10) { transition-delay: 0.48s; }

/* ─── Reduced Motion ─── */
@media (prefers-reduced-motion: reduce) {
  .glass-card,
  .glass-frost,
  .btn-lift {
    transition: none;
  }
  .glass-card:hover,
  .glass-frost:hover,
  .btn-lift:hover {
    transform: none;
  }
  .stagger > * {
    transition-delay: 0s !important;
  }
}