/* Shared mobile nav + responsive overrides */

@media (max-width: 860px) {
  .nav-links { display: none; }
  .nav-signin { display: none !important; }
  .nav-burger { display: flex !important; }
}

@media (min-width: 861px) {
  .nav-burger { display: none !important; }
}

.nav-burger {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 4px;
  background: transparent;
}
.nav-burger span {
  width: 18px;
  height: 1.5px;
  background: var(--ink);
  border-radius: 2px;
}

.nav-links a.is-current {
  color: var(--ink);
  font-weight: 500;
}
.nav-links a {
  position: relative;
  padding: 6px 0;
}
.nav-links a.is-current::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0; right: 0;
  height: 1.5px;
  background: var(--brand-blue-deep);
  border-radius: 2px;
}

.nav-mobile {
  position: fixed;
  inset: 0;
  background: var(--bg);
  z-index: 100;
  display: flex;
  flex-direction: column;
  animation: navMobileIn .2s ease;
}
@keyframes navMobileIn {
  from { opacity: 0; transform: translateY(-12px); }
  to { opacity: 1; transform: none; }
}
.nav-mobile-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 24px;
  border-bottom: 1px solid var(--line);
  height: 64px;
}
.nav-mobile-close {
  width: 36px; height: 36px;
  font-size: 28px;
  color: var(--ink);
  border-radius: 8px;
  display: grid; place-items: center;
  line-height: 1;
}
.nav-mobile-links {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding: 32px 24px;
  gap: 4px;
}
.nav-mobile-links a {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 28px;
  letter-spacing: -0.02em;
  color: var(--ink);
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}
.nav-mobile-cta {
  display: flex;
  gap: 12px;
  padding: 24px;
  border-top: 1px solid var(--line);
}

/* Footer responsive */
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr 1fr;
  gap: 48px;
}
.footer-brand { grid-column: span 1; }
@media (max-width: 1000px) {
  .footer-grid { grid-template-columns: 1fr 1fr 1fr; gap: 32px; }
  .footer-brand { grid-column: span 3; }
}
@media (max-width: 640px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: span 2; }
}

/* Mobile typography tweaks */
@media (max-width: 640px) {
  .container { padding: 0 20px; }
  .hero { padding-top: 24px; padding-bottom: 56px; }
  .display-1 { font-size: clamp(40px, 11vw, 56px) !important; }
  .display-2 { font-size: clamp(32px, 8vw, 44px) !important; }
  .lede { font-size: 16px; }
  .section-header { margin-bottom: 36px; }
}

/* Page hero (common subpage hero) */
.page-hero {
  padding: clamp(48px, 7vw, 96px) 0 clamp(40px, 5vw, 64px);
  border-bottom: 1px solid var(--line);
  position: relative;
  overflow: hidden;
}
.page-hero .grid-bg { opacity: 0.5; }
.page-hero-inner {
  max-width: 880px;
  position: relative;
}
.breadcrumbs {
  display: flex;
  gap: 6px;
  align-items: center;
  margin-bottom: 16px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-3);
}
.breadcrumbs a { color: var(--ink-3); }
.breadcrumbs a:hover { color: var(--ink); }
.breadcrumbs .sep { color: var(--ink-4); }

/* FAQ block (used on most pages for AEO) */
.faq {
  border-top: 1px solid var(--line);
}
.faq-item {
  border-bottom: 1px solid var(--line);
  padding: 28px 0;
}
.faq-q {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(18px, 1.6vw, 22px);
  letter-spacing: -0.015em;
  color: var(--ink);
  margin-bottom: 12px;
}
.faq-a {
  color: var(--ink-2);
  font-size: 16px;
  line-height: 1.6;
  max-width: 70ch;
}

/* Play Store "coming soon" modal */
.play-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(10, 22, 40, 0.55);
  backdrop-filter: blur(4px);
  display: grid;
  place-items: center;
  z-index: 200;
  padding: 24px;
  animation: playModalFade .15s ease;
}
@keyframes playModalFade {
  from { opacity: 0; }
  to { opacity: 1; }
}
.play-modal {
  position: relative;
  background: var(--bg, #fff);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 32px;
  max-width: 440px;
  width: 100%;
  box-shadow: 0 24px 60px rgba(10, 22, 40, 0.25);
  animation: playModalIn .2s ease;
}
@keyframes playModalIn {
  from { opacity: 0; transform: translateY(8px) scale(0.98); }
  to { opacity: 1; transform: none; }
}
.play-modal-close {
  position: absolute;
  top: 12px; right: 12px;
  width: 32px; height: 32px;
  border-radius: 8px;
  font-size: 22px;
  line-height: 1;
  color: var(--ink-3);
  background: transparent;
  display: grid; place-items: center;
}
.play-modal-close:hover { color: var(--ink); background: var(--line); }