/* ==========================================================
   Zipbap — Responsive (mobile-first base in style.css)
   Enhancements for tablet & desktop
   ========================================================== */

/* Mobile nav: collapsed menu by default */
.nav-toggle {
  display: inline-flex;
}

.nav-links {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  flex-direction: column;
  align-items: stretch;
  gap: 0;
  background: var(--cream);
  border-bottom: 1px solid var(--border);
  padding: 0.5rem 1rem 1rem;
  box-shadow: var(--shadow);
  display: none;
}

.nav-links.open {
  display: flex;
}

.nav-links a {
  padding: 0.85rem 0.75rem;
  border-radius: var(--radius-sm);
  font-size: 1rem;
  border-bottom: 1px solid var(--border);
}

.nav-links li:last-child a {
  border-bottom: none;
}

.nav-links .nav-cta {
  margin: 0.5rem 0 0;
  text-align: center;
}

/* ---------- Tablet and up ---------- */
@media (min-width: 700px) {
  .nav-toggle {
    display: none;
  }

  .nav-links {
    position: static;
    flex-direction: row;
    align-items: center;
    gap: 0.25rem;
    background: transparent;
    border: none;
    padding: 0;
    box-shadow: none;
    display: flex;
  }

  .nav-links a {
    padding: 0.5rem 0.85rem;
    border-bottom: none;
    font-size: 0.92rem;
  }

  .nav-links .nav-cta {
    margin: 0 0 0 0.25rem;
  }

  .btn-group {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
  }

  .hero .btn-group {
    align-items: center;
  }

  .feature-row {
    grid-template-columns: repeat(2, 1fr);
  }

  .card-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .steps {
    grid-template-columns: repeat(2, 1fr);
  }

  .benefit-list {
    grid-template-columns: repeat(2, 1fr);
  }

  .stat-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .criteria-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .checklist {
    grid-template-columns: repeat(2, 1fr);
  }

  .upload-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .gallery-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .pick-flow {
    grid-template-columns: 1fr auto 1fr auto 1fr;
    gap: 0.5rem;
    align-items: center;
  }
  .pick-flow-arrow {
    display: flex;
  }

  .pick-options-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
  }

  .pick-fork-branches {
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
  }

  .pick-flow-tail {
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
  }

  .footer-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .container,
  .container-narrow {
    padding: 4rem 1.5rem;
  }

  .hero {
    padding: 5rem 1.5rem 5rem;
  }

  .hero h1 {
    line-height: 1.1;
  }
}

/* ---------- Desktop ---------- */
@media (min-width: 980px) {
  .feature-row {
    grid-template-columns: repeat(4, 1fr);
  }

  .card-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .steps {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* ---------- Small phones ---------- */
@media (max-width: 380px) {
  body { font-size: 15px; }

  .logo { font-size: 1.25rem; }
  .logo img { width: 30px; height: 30px; }

  .hero { padding: 3rem 1.15rem 3.25rem; }

  .payment-options,
  .tag-options {
    grid-template-columns: 1fr;
  }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
}