/* ─── Nav ──────────────────────────────────── */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(20,20,20,0.78);
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  display: flex;
  align-items: center;
  gap: var(--s-4);
  padding: var(--s-3) clamp(16px, 5vw, 120px);
  max-width: 1280px;
  margin-inline: auto;
  min-width: 0;
}
.brand-lockup { display: flex; align-items: center; gap: var(--s-3); flex-shrink: 1; min-width: 0; }
.brand-avatar { width: 32px; height: 32px; border-radius: 999px; object-fit: cover; flex-shrink: 0; }
.brand-handle { font-size: 13px; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
@media (min-width: 480px) { .brand-handle { font-size: 14px; } }
.brand-handle .muted-2 { display: none; }
@media (min-width: 600px) { .brand-handle .muted-2 { display: inline; } }

.nav-links {
  display: none;
  margin-inline: auto;
  gap: var(--s-6);
}
@media (min-width: 960px) { .nav-links { display: flex; } }
.nav-link {
  font-size: 14px;
  font-weight: 600;
  color: var(--fg-2);
  padding: 8px 4px;
  border-bottom: 2px solid transparent;
  transition: color var(--t-fast) var(--ease-out), border-color var(--t-fast) var(--ease-out);
}
.nav-link:hover { color: var(--fg); }
.nav-link.is-active { color: var(--fg); border-bottom-color: var(--indigo); }

.nav-cta { display: none !important; margin-left: auto; }
@media (min-width: 960px) { .nav-cta { display: inline-flex !important; margin-left: 0; } }

.nav-burger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  background: transparent;
  border: 0;
  padding: 0 6px;
  cursor: pointer;
  margin-left: auto;
  min-width: 44px;
  min-height: 44px;
  flex-shrink: 0;
}
.nav-burger span { width: 22px; height: 2px; background: var(--fg); border-radius: 2px; }
@media (min-width: 960px) { .nav-burger { display: none; } }

.nav.is-open { background: rgba(20,20,20,0.98); }
.nav.is-open .nav-links {
  display: flex;
  position: absolute;
  left: 0; right: 0; top: 100%;
  flex-direction: column;
  gap: 0;
  padding: var(--s-5) clamp(20px, 5vw, 120px) var(--s-6);
  background: rgba(20,20,20,0.98);
  border-bottom: 1px solid var(--border);
}
.nav.is-open .nav-link { padding: 14px 0; border-bottom: 1px solid var(--border); }
.nav-link-mobile-cta { display: none; padding-top: var(--s-4); }
.nav-link-mobile-cta a { padding: 14px 24px; border-bottom: 0 !important; }
.nav.is-open .nav-link-mobile-cta { display: block; }

/* ─── Buttons ──────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--s-2);
  padding: 16px 32px;
  border-radius: var(--r-card);
  font-weight: 700;
  font-size: 16px;
  letter-spacing: var(--letter-tight);
  border: 0;
  cursor: pointer;
  text-align: center;
  transition: background var(--t-fast) var(--ease-out),
              transform var(--t-fast) var(--ease-out),
              box-shadow var(--t-base) var(--ease-out),
              opacity var(--t-fast) var(--ease-out),
              color var(--t-fast) var(--ease-out);
  white-space: nowrap;
}
.btn-sm { padding: 11px 20px; font-size: 14px; border-radius: 14px; }
.btn-primary { background: var(--indigo); color: #fff; }
.btn-primary:hover { background: var(--indigo-hover); box-shadow: var(--shadow-cta); }
.btn-primary:active { background: var(--indigo-press); transform: scale(0.98); }
.btn-ghost { background: transparent; color: #fff; border: 1px solid var(--border-strong); }
.btn-ghost:hover { background: var(--surface-2); }
.btn-white { background: #fff; color: #000; }
.btn-white:hover { opacity: 0.92; }
.btn-hero {
  padding: 22px 48px;
  font-size: clamp(16px, 2vw, 22px);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: -0.005em;
  border-radius: var(--r-card);
}
.btn-submit { padding: 22px 28px; font-size: 18px; width: 100%; }

/* ─── Cards (generic) ──────────────────────── */
.card {
  background: var(--surface-2);
  border-radius: var(--r-card-lg);
  padding: var(--s-7);
  transition: background var(--t-base) var(--ease-out);
}
.card.promo { background: var(--indigo); color: #fff; }

/* ─── Check icon (circled chevron) ─────────── */
.check-icon {
  width: 32px; height: 32px;
  border-radius: 999px;
  background: var(--indigo);
  position: relative;
  flex-shrink: 0;
}
.check-icon::after {
  content: "";
  position: absolute;
  top: 50%; left: 50%;
  width: 10px; height: 6px;
  border-left: 2px solid #fff;
  border-bottom: 2px solid #fff;
  transform: translate(-50%, -65%) rotate(-45deg);
}
.check-icon.sm { width: 26px; height: 26px; }
.check-icon.xs { width: 22px; height: 22px; }
.check-icon.xs::after { width: 8px; height: 5px; }

/* ─── Pills (tech, tags, chips) ────────────── */
.pill {
  display: inline-flex;
  align-items: center;
  background: #fff;
  color: #000;
  font-weight: 700;
  font-size: 16px;
  padding: 10px 22px;
  border-radius: 999px;
}
.pill.dark { background: var(--surface-2); color: var(--fg); }
.pill.indigo { background: var(--indigo); color: #fff; }
.pill.ghost { background: transparent; border: 1px solid var(--border-strong); color: var(--fg); }

/* ─── FAQ details/summary ──────────────────── */
.faq-item {
  background: var(--surface-2);
  border-radius: var(--r-card);
  padding: var(--s-5) var(--s-6);
  margin-bottom: var(--s-3);
  transition: background var(--t-base) var(--ease-out);
}
.faq-item:hover { background: var(--surface-3); }
.faq-item summary {
  cursor: pointer;
  font-weight: 700;
  font-size: 18px;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-4);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  font-size: 24px;
  font-weight: 400;
  color: var(--indigo);
  transition: transform var(--t-base) var(--ease-out);
  line-height: 1;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item p { margin: var(--s-4) 0 0; }

/* ─── Footer ──────────────────────────────── */
.footer { padding-block: clamp(48px, 6vw, 96px) var(--s-7); border-top: 1px solid var(--border); }
.footer-cta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-6);
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--s-10);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 64px);
  padding-bottom: var(--s-7);
  border-bottom: 1px solid var(--border);
}
@media (min-width: 700px) { .footer-grid { grid-template-columns: repeat(3, 1fr); } }
.footer-grid .caption { margin-bottom: var(--s-4); }
.footer-list { display: flex; flex-direction: column; gap: var(--s-3); }
.footer-list a { color: var(--fg-2); transition: color var(--t-fast) var(--ease-out); }
.footer-list a:hover { color: var(--fg); }
.footer-list li { color: var(--fg-2); font-size: 14px; }
.footer-legal { padding-top: var(--s-5); }

/* ─── Reveal animation hooks ──────────────── */
[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
  will-change: opacity, transform;
}
[data-reveal].is-visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    transition-duration: 0ms !important;
    animation-duration: 0ms !important;
  }
  [data-reveal] { opacity: 1; transform: none; }
}