/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
}

/* A blurred ancestor stops descendants from blurring the page, so the header blurs a layer. */
.site-header::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  border-bottom: 1px solid var(--border);
  background: rgb(242 243 247 / 0.6);
  -webkit-backdrop-filter: var(--glass-filter);
  backdrop-filter: var(--glass-filter);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 64px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
}

.brand:hover {
  text-decoration: none;
}

.lang-select {
  margin-left: auto;
  padding: 0.4rem 0.7rem;
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-pill);
  background: var(--glass-bg);
  box-shadow: var(--shadow-glass);
  color: var(--text);
  font: inherit;
  font-size: 0.85rem;
  cursor: pointer;
}

/* Buttons: same shapes as AppButton in the extension */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.7rem 1.25rem;
  border: 1px solid transparent;
  border-radius: var(--radius-pill);
  font-size: 0.92rem;
  font-weight: 600;
  transition:
    transform 0.3s var(--ease-ios),
    filter 0.3s var(--ease-ios),
    background 0.3s var(--ease-ios);
}

.btn:hover {
  text-decoration: none;
}

.btn:active {
  transform: scale(0.97);
}

.btn-primary {
  background: linear-gradient(to bottom, var(--brand-500), var(--brand-600));
  box-shadow: var(--shadow-brand);
  color: var(--white);
}

.btn-primary:hover {
  filter: brightness(1.06);
}

.btn-secondary {
  border-color: var(--glass-border);
  background: var(--glass-bg);
  box-shadow: var(--shadow-glass);
  color: var(--slate-800);
  -webkit-backdrop-filter: var(--glass-filter);
  backdrop-filter: var(--glass-filter);
}

.btn-secondary:hover {
  background: var(--glass-bg-strong);
}

.btn-sm {
  padding: 0.45rem 0.85rem;
  font-size: 0.875rem;
}

/* FAQ */
.faq-list {
  padding-block: 0.25rem;
}

.faq-list details {
  padding: 1rem 0;
}

.faq-list details + details {
  border-top: 1px solid var(--border);
}

.faq-list summary {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  font-weight: 600;
  list-style: none;
  cursor: pointer;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary::after {
  content: '+';
  flex: none;
  color: var(--slate-400);
  font-weight: 400;
}

.faq-list details[open] summary::after {
  content: '−';
}

.faq-list details p {
  margin: 0.6rem 0 0;
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* Footer */
.site-footer {
  margin-top: var(--section-gap);
  padding: 2rem 0;
  border-top: 1px solid var(--border);
  background: rgb(255 255 255 / 0.4);
  -webkit-backdrop-filter: var(--glass-filter);
  backdrop-filter: var(--glass-filter);
  font-size: 0.875rem;
  color: var(--text-faint);
}

.site-footer .container {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem 2rem;
}

.site-footer p {
  margin: 0;
}

.site-footer nav {
  display: flex;
  gap: 1.25rem;
}

.site-footer a {
  color: var(--text-faint);
  font-weight: 400;
}