.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(16px) saturate(1.2);
  background: var(--header-bg);
  border-bottom: 1px solid var(--border);
  transition: background 0.25s ease, border-color 0.25s ease;
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 72px;
}

.logo-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  color: inherit;
}

.logo-link img {
  height: 30px;
  width: auto;
}

.logo-for-dark {
  display: none;
}

[data-theme="dark"] .logo-for-light {
  display: none;
}

[data-theme="dark"] .logo-for-dark {
  display: block;
}

.nav-desktop {
  display: none;
  align-items: center;
  gap: 0.35rem 1.35rem;
  flex-wrap: wrap;
  justify-content: center;
}

@media (min-width: 960px) {
  .nav-desktop {
    display: flex;
  }
}

.header-cta {
  display: none;
  white-space: nowrap;
  padding: 0.62rem 1.2rem;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  border-radius: var(--radius-md);
}

@media (min-width: 1080px) {
  .header-cta {
    display: inline-flex;
  }
}

.nav-desktop a {
  color: var(--text-muted);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.875rem;
  letter-spacing: 0.02em;
  padding: 0.35rem 0;
  border-bottom: 1px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.nav-desktop a:hover {
  color: var(--text);
}

.nav-desktop a.is-active {
  color: var(--navy);
  border-bottom-color: currentColor;
}

[data-theme="dark"] .nav-desktop a.is-active {
  color: var(--text);
  border-bottom-color: currentColor;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  color: var(--text);
  cursor: pointer;
  transition: background 0.2s ease, border-color 0.2s ease, transform 0.12s ease, color 0.2s ease;
}

.icon-btn:hover {
  background: var(--bg-muted);
  border-color: var(--border-strong);
}

.icon-btn:active {
  transform: scale(0.98);
}

.lang-switch {
  display: flex;
  border: 1px solid var(--border);
  border-radius: 999px;
  overflow: hidden;
  background: var(--bg-elevated);
}

.lang-switch a {
  padding: 0.4rem 0.6rem;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  text-decoration: none;
  transition: background 0.2s ease, color 0.2s ease;
}

.lang-switch a.is-active {
  background: var(--navy);
  color: var(--ivory-bright);
}

[data-theme="dark"] .lang-switch a.is-active {
  background: var(--ivory-bright);
  color: var(--navy);
}

.mobile-toggle {
  display: inline-flex;
}

@media (min-width: 960px) {
  .mobile-toggle {
    display: none;
  }
}

.mobile-nav {
  display: none;
  border-top: 1px solid var(--border);
  padding: 0.5rem 0 1.25rem;
}

.mobile-nav.is-open {
  display: block;
}

@media (min-width: 960px) {
  .mobile-nav {
    display: none !important;
  }
}

.mobile-nav a {
  display: block;
  padding: 0.75rem 0;
  color: var(--text);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  letter-spacing: 0.02em;
  border-bottom: 1px solid var(--border);
}

.mobile-nav a.btn {
  margin-top: 0.5rem;
  border: none;
  border-radius: var(--radius-md);
  text-align: center;
  justify-content: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.35rem;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.875rem;
  letter-spacing: 0.03em;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease, transform 0.12s ease, box-shadow 0.2s ease;
}

.btn--primary {
  background: var(--accent);
  color: var(--accent-contrast);
}

.btn--primary:hover {
  background: var(--accent-hover);
}

.btn--ghost {
  background: transparent;
  border-color: var(--border-strong);
  color: var(--text);
}

.btn--ghost:hover {
  background: var(--bg-muted);
  border-color: var(--navy);
}

.btn--compact {
  padding: 0.55rem 1rem;
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

[data-theme="dark"] .btn--ghost:hover {
  border-color: rgba(251, 248, 243, 0.35);
}

.card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color 0.2s ease;
}

.card:hover {
  border-color: var(--border-strong);
}

.card__body {
  padding: clamp(1.35rem, 3vw, 1.75rem);
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.65rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  border: 1px solid var(--border);
  color: var(--text-muted);
  background: var(--bg-muted);
}

.pill--success {
  border-color: rgba(30, 92, 69, 0.35);
  color: var(--success);
}

.pill--warn {
  border-color: var(--gold-soft);
  color: var(--warning);
}

.pill--muted {
  opacity: 0.85;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.field label {
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--text-muted);
}

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 0.8rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  color: var(--text);
  font: inherit;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.field textarea {
  min-height: 120px;
  resize: vertical;
}

.field input:focus-visible,
.field select:focus-visible,
.field textarea:focus-visible {
  border-color: var(--navy);
  box-shadow: 0 0 0 1px var(--navy);
}

[data-theme="dark"] .field input:focus-visible,
[data-theme="dark"] .field select:focus-visible,
[data-theme="dark"] .field textarea:focus-visible {
  border-color: rgba(251, 248, 243, 0.5);
  box-shadow: 0 0 0 1px rgba(251, 248, 243, 0.25);
}

.alert {
  padding: 1rem 1.15rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: var(--bg-muted);
  color: var(--text);
}

.alert--error {
  border-color: rgba(155, 28, 28, 0.35);
  color: var(--danger);
}

.modal {
  position: fixed;
  inset: 0;
  display: none;
  align-items: flex-end;
  justify-content: center;
  padding: 1rem;
  background: rgba(10, 22, 40, 0.65);
  z-index: 80;
}

.modal.is-open {
  display: flex;
}

@media (min-width: 640px) {
  .modal {
    align-items: center;
  }
}

.modal__panel {
  width: min(720px, 100%);
  max-height: min(88vh, 900px);
  overflow: auto;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}

.modal__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.2rem;
  border-bottom: 1px solid var(--border);
}

.modal__body {
  padding: 1rem 1.2rem 1.35rem;
}

.site-footer {
  margin-top: clamp(56px, 8vw, 120px);
  padding-block: 3.25rem 2.25rem;
  background: var(--footer-bg);
  color: var(--footer-text);
  border-top: 1px solid var(--footer-border);
}

.site-footer a {
  color: var(--footer-text);
}

.site-footer a:hover {
  color: #ffffff;
  text-decoration: underline;
}

.site-footer .logo-for-light {
  display: none !important;
}

.site-footer .logo-for-dark {
  display: block !important;
  height: 28px;
  opacity: 0.98;
}

.footer-grid {
  display: grid;
  gap: 2rem;
}

@media (min-width: 640px) {
  .footer-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1040px) {
  .footer-grid {
    grid-template-columns: 1.15fr 1fr 1fr minmax(200px, 1fr);
    align-items: start;
  }
}

.footer-title {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.6875rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--footer-muted);
  margin: 0 0 0.85rem;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.5rem;
}

.footer-links a {
  font-size: 0.9rem;
  font-weight: 500;
  text-decoration: none;
}

.footer-note {
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--footer-border);
  color: var(--footer-muted);
  font-size: 0.875rem;
}

.footer-foot {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  justify-content: space-between;
  align-items: center;
}

.footer-lang {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.65rem 1rem;
}

.footer-lang .lang-switch {
  border-color: rgba(251, 248, 243, 0.2);
  background: rgba(251, 248, 243, 0.06);
}

.footer-lang .lang-switch a {
  color: var(--footer-muted);
}

.footer-lang .lang-switch a.is-active {
  background: var(--ivory-bright);
  color: var(--navy);
}

[data-theme="dark"] .footer-lang .lang-switch a.is-active {
  background: #fbf8f3;
  color: #0f2747;
}

.footer-tagline {
  margin: 0;
  color: var(--footer-muted);
  max-width: 46ch;
  font-size: 0.9375rem;
  line-height: 1.55;
}