/* ============================================================
   Logo · Nav · Footer
   ============================================================ */

/* ---------- Logo ---------- */
.logo { display: inline-flex; align-items: center; gap: 12px; cursor: pointer; }
.logo-badge {
  display: grid; place-items: center;
  width: 46px; height: 46px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 13px;
  transition: transform .4s var(--ease), box-shadow .4s var(--ease);
}
.logo:hover .logo-badge { transform: rotate(-6deg) scale(1.04); box-shadow: 0 10px 22px -10px var(--shadow-c); }
.logo-text { display: flex; flex-direction: column; line-height: 1.05; }
.logo-name {
  font-family: var(--font-display); font-weight: 700;
  font-size: 19px; letter-spacing: -0.02em; color: var(--ink);
}
.logo-accent { color: var(--sunset-deep); }
.logo-tag { font-size: 10.5px; letter-spacing: 0.13em; text-transform: uppercase; color: var(--ink-muted); font-weight: 600; white-space: nowrap; }

/* ---------- Nav ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  padding: 18px 0;
  transition: padding .35s var(--ease), background .35s var(--ease), box-shadow .35s var(--ease);
}
.nav-scrolled {
  padding: 11px 0;
  background: oklch(0.959 0.029 81 / 0.82);
  backdrop-filter: blur(16px) saturate(1.2);
  -webkit-backdrop-filter: blur(16px) saturate(1.2);
  box-shadow: 0 1px 0 var(--border), 0 8px 30px -24px var(--shadow-c);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; gap: 20px; }

.nav-tabs { display: flex; align-items: center; gap: 4px; }
.nav-tab {
  position: relative;
  font-family: var(--font-body); font-weight: 600; font-size: 15.5px;
  color: var(--ink-soft);
  padding: 9px 16px; border-radius: 100px;
  transition: color .3s, background .3s;
}
.nav-tab:hover { color: var(--ink); background: oklch(0.9 0.03 75 / 0.5); }
.nav-tab.active { color: var(--ink); }
.nav-tab-dot {
  position: absolute; left: 50%; bottom: 1px; transform: translateX(-50%) scale(0);
  width: 5px; height: 5px; border-radius: 50%; background: var(--sunset);
  transition: transform .35s var(--ease);
}
.nav-tab.active .nav-tab-dot { transform: translateX(-50%) scale(1); }

.nav-cta { padding: 11px 20px; font-size: 14.5px; }

/* burger */
.nav-burger { display: none; width: 44px; height: 44px; flex-direction: column; gap: 5px; align-items: center; justify-content: center; border-radius: 12px; }
.nav-burger span { width: 22px; height: 2px; background: var(--ink); border-radius: 2px; transition: transform .3s var(--ease), opacity .3s; }
.nav-burger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-burger.open span:nth-child(2) { opacity: 0; }
.nav-burger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.nav-mobile {
  display: none;
  flex-direction: column; gap: 6px;
  padding: 0 32px;
  max-height: 0; overflow: hidden;
  transition: max-height .4s var(--ease), padding .4s var(--ease);
}
.nav-mobile.show { max-height: 460px; padding: 18px 32px 26px; }
.nav-mobile-tab { text-align: left; font-family: var(--font-display); font-weight: 600; font-size: 22px; color: var(--ink-soft); padding: 10px 0; border-bottom: 1px solid var(--border); }
.nav-mobile-tab.active { color: var(--sunset-deep); }
.nav-mobile .btn { margin-top: 14px; justify-content: center; }

@media (max-width: 980px) {
  .nav-tabs, .nav-cta { display: none; }
  .nav-burger { display: flex; }
  .nav-scrolled, .nav.show-mobile { background: oklch(0.959 0.029 81 / 0.92); backdrop-filter: blur(16px); }
  .nav-mobile { display: flex; background: oklch(0.959 0.029 81 / 0.96); backdrop-filter: blur(16px); }
}

/* ---------- Footer ---------- */
.footer { background: var(--ink); color: var(--cream); padding: 80px 0 36px; margin-top: 40px; }
.footer a { color: var(--cream); opacity: 0.78; transition: opacity .25s; }
.footer a:hover { opacity: 1; }
.footer-top { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; }
.footer .logo-name { color: var(--cream); }
.footer .logo-tag { color: oklch(0.78 0.03 80); }
.footer-blurb { margin-top: 18px; max-width: 26em; opacity: 0.72; font-size: 15px; }
.footer-col h4 { color: var(--cream); font-size: 14px; letter-spacing: 0.08em; text-transform: uppercase; margin-bottom: 16px; opacity: 0.6; }
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 11px; font-size: 15px; }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; margin-top: 56px; padding-top: 24px; border-top: 1px solid oklch(1 0 0 / 0.12); font-size: 13.5px; opacity: 0.7; }

@media (max-width: 760px) {
  .footer-top { grid-template-columns: 1fr 1fr; gap: 32px; }
}
@media (max-width: 480px) {
  .footer-top { grid-template-columns: 1fr; }
  .wrap { padding: 0 22px; }
}