/* ============================================================
   nav.css — Standalone nav styles (mirrors style.css §7).
   Loaded only by the rebuilt homepage (views/index.ejs).
   Other pages get the same rules from style.css §7.
   ============================================================ */

.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background-color: #FFFFFF;
  border-bottom: 1px solid #E8E8ED;
}

.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 72px; padding: 0 clamp(24px, 4vw, 64px);
}

.nav-brand { display: flex; align-items: flex-end; gap: 4px; text-decoration: none; }
.nav-logo { width: 24px; height: 24px; flex-shrink: 0; }
.nav-brand-text { font-size: 18px; font-weight: 600; color: var(--text-primary); letter-spacing: -0.01em; line-height: 1; }

/* Centered pill selector */
.nav-selector {
  display: flex;
  align-items: center;
  gap: 2px;
  background-color: #F5F5F7;
  border-radius: 10px;
  padding: 3px;
}

.nav-selector-item {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  padding: 10px 18px;
  border-radius: 8px;
  transition: all 150ms ease-out;
  line-height: 1;
}

.nav-selector-item:hover {
  color: var(--text-primary);
  background-color: rgba(255, 255, 255, 0.7);
}

.nav-selector-item:active,
.nav-selector-item.active {
  color: var(--text-primary);
  background-color: #ffffff;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
}

.nav-cta {
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 14px; font-weight: 600; line-height: 1;
  padding: 10px 20px; border-radius: 10px;
  background-color: var(--btn-primary); color: var(--btn-primary-text);
  text-decoration: none; transition: background-color 120ms ease-out;
}
.nav-cta:hover { background-color: var(--btn-primary-hover); }

/* Hamburger — hidden on desktop */
.nav-hamburger {
  display: none;
  width: 44px; height: 44px;
  align-items: center; justify-content: center;
  flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer;
  padding: 0;
}
.nav-hamburger span {
  display: block; width: 20px; height: 1.5px;
  background-color: var(--text-primary);
  border-radius: 1px;
  transition: transform 300ms ease, opacity 200ms ease;
}

.nav--open .nav-hamburger span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav--open .nav-hamburger span:nth-child(2) { opacity: 0; }
.nav--open .nav-hamburger span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

.nav-overlay {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background-color: #FFFFFF;
  z-index: 99;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 96px 32px 48px;
  opacity: 0;
  transition: opacity 250ms ease;
}

.nav--open .nav-overlay {
  display: flex;
  opacity: 1;
}

.nav-overlay__links {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  width: 100%;
  max-width: 320px;
}

.nav-overlay__link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 14px 0;
  font-size: 18px;
  font-weight: 500;
  color: var(--text-primary);
  text-decoration: none;
  border-radius: 12px;
  transition: background-color 150ms ease;
}

.nav-overlay__link:hover {
  background-color: var(--surface-tertiary);
}

.nav-overlay__cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  max-width: 320px;
  margin-top: 16px;
  padding: 16px 32px;
  font-size: 16px;
  font-weight: 600;
  line-height: 1;
  border-radius: 12px;
  background-color: var(--btn-primary);
  color: var(--btn-primary-text);
  text-decoration: none;
}

.nav-overlay__note {
  font-size: 13px;
  color: var(--text-tertiary);
}

@media (max-width: 768px) {
  .nav-selector { display: none; }
  .nav-cta { display: none; }
  .nav-hamburger { display: flex; }
  .nav-inner { height: 56px; padding: 0 var(--space-md); }
}