.desktop-nav a {
  position: relative;
  cursor: pointer;
  transition: color var(--transition-fast);
}

.desktop-nav a {
  color: var(--ink-700);
  font-size: 0.9375rem;
}

.desktop-nav a::after {
  position: absolute;
  right: 0;
  bottom: -7px;
  left: 0;
  height: 1px;
  transform: scaleX(0);
  transform-origin: left;
  background: currentColor;
  content: "";
  transition: transform var(--transition-base);
}

.desktop-nav a:hover,
.desktop-nav a:focus-visible {
  color: var(--brand-700);
}

.desktop-nav a:hover::after,
.desktop-nav a:focus-visible::after {
  transform: scaleX(1);
}

.button {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  min-height: 52px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  line-height: 1.2;
  text-align: center;
  transition:
    background-color var(--transition-fast),
    border-color var(--transition-fast),
    color var(--transition-fast),
    box-shadow var(--transition-fast),
    transform var(--transition-fast);
}

.button::before {
  position: absolute;
  inset: -40% auto -40% -32%;
  width: 22%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.5), transparent);
  content: "";
  opacity: 0;
  pointer-events: none;
  transform: translate3d(-180%, 0, 0) skewX(-18deg);
  transition:
    transform 280ms var(--ease-out),
    opacity 120ms var(--ease-out);
}

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

.button-primary {
  background: var(--brand-700);
  color: var(--surface-white);
}

.button-primary:hover {
  background: #0d2a69;
  box-shadow: 0 10px 26px rgba(18, 53, 128, 0.24);
}

.button-light {
  background: var(--surface-white);
  color: var(--ink-950);
}

.button-light:hover {
  background: #edf5fa;
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.16);
}

.button-ghost {
  border-color: rgba(255, 255, 255, 0.45);
  background: transparent;
  color: var(--surface-white);
}

.button-ghost:hover {
  border-color: rgba(255, 255, 255, 0.8);
  background: rgba(255, 255, 255, 0.08);
}

.language-toggle,
.menu-toggle {
  min-height: 44px;
  align-items: center;
  justify-content: center;
  gap: 8px;
  color: var(--ink-700);
  cursor: pointer;
  font-size: 0.8125rem;
  font-weight: 600;
  transition:
    transform 160ms var(--ease-out),
    border-color 180ms var(--ease-out),
    color 180ms var(--ease-out),
    background-color 180ms var(--ease-out),
    box-shadow 180ms var(--ease-out);
}

.language-toggle {
  display: inline-flex;
  min-width: 106px;
  padding: 0 15px 0 12px;
  border: 1px solid rgba(18, 53, 128, 0.13);
  border-radius: 999px;
  background: rgba(239, 244, 250, 0.86);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.9),
    0 6px 18px rgba(7, 20, 37, 0.06);
  -webkit-backdrop-filter: blur(10px) saturate(145%);
  backdrop-filter: blur(10px) saturate(145%);
  letter-spacing: 0.015em;
}

.language-toggle .icon {
  width: 19px;
  height: 19px;
  color: var(--brand-700);
}

.language-toggle:hover {
  border-color: rgba(18, 53, 128, 0.25);
  color: var(--brand-700);
  background: rgba(232, 240, 249, 0.96);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.95),
    0 9px 24px rgba(7, 20, 37, 0.1);
}

.language-toggle:active {
  transform: scale(0.97);
  transition-duration: 90ms;
}

.menu-toggle {
  width: 48px;
  height: 48px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface-white);
}

.menu-toggle:hover {
  border-color: var(--brand-700);
  color: var(--brand-700);
  background: var(--surface-cool);
}

.menu-toggle:active {
  transform: scale(0.96);
  transition-duration: 90ms;
}

.site-header.is-scrolled .language-toggle {
  background: rgba(255, 255, 255, 0.9);
  -webkit-backdrop-filter: none;
  backdrop-filter: none;
}

.menu-toggle .icon-close {
  display: none;
}

.menu-toggle[aria-expanded="true"] .icon-menu {
  display: none;
}

.menu-toggle[aria-expanded="true"] .icon-close {
  display: block;
}

.application-row {
  transition:
    border-color var(--transition-fast),
    transform var(--transition-base);
}

.application-row:hover {
  border-color: #9aaabd;
}

.application-row:focus-visible {
  z-index: 1;
}

@media (hover: hover) and (pointer: fine) {
  .button:hover {
    transform: translateY(-2px);
  }

  .button:hover::before {
    opacity: 0.72;
    transform: translate3d(760%, 0, 0) skewX(-18deg);
  }

  .language-toggle:hover {
    transform: translateY(-1px);
  }

  .button:active,
  .language-toggle:active {
    transform: scale(0.97);
  }

  .application-row:hover {
    transform: translateX(4px);
  }

  .application-row:hover .application-link-cue .icon {
    transform: translateX(4px);
  }
}

.contact-form {
  padding: 46px 60px;
  background: var(--surface-white);
  color: var(--ink-950);
}

.contact-form h3 {
  margin-bottom: 20px;
  font-size: 1.875rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.field {
  position: relative;
  margin-bottom: 14px;
}

.field > label:first-child {
  display: block;
  margin-bottom: 8px;
  color: var(--ink-700);
  font-size: 0.8125rem;
  font-weight: 600;
}

.field input:not([type="checkbox"]):not([type="file"]),
.field select,
.field textarea {
  width: 100%;
  border: 1px solid #bfcad8;
  border-radius: var(--radius-sm);
  background: var(--surface-white);
  color: var(--ink-700);
  font-family: var(--font-sans);
  font-size: 1rem;
  transition:
    border-color var(--transition-fast),
    box-shadow var(--transition-fast),
    background-color var(--transition-fast);
}

.field input:not([type="checkbox"]):not([type="file"]),
.field select {
  height: 52px;
  padding: 0 15px;
}

.field textarea {
  min-height: 112px;
  padding: 14px 15px;
  resize: vertical;
}

.field input:hover,
.field select:hover,
.field textarea:hover {
  border-color: #8d9fb4;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--brand-700);
  outline: 0;
  box-shadow: 0 0 0 3px rgba(18, 53, 128, 0.12);
}

.field.has-error input:not([type="file"]),
.field.has-error select,
.field.has-error textarea,
.field.has-error .file-control {
  border-color: var(--error);
  background: var(--error-surface);
}

.select-wrap {
  position: relative;
}

.select-wrap select {
  appearance: none;
  padding-right: 48px;
}

.select-wrap .icon {
  position: absolute;
  top: 50%;
  right: 14px;
  width: 20px;
  height: 20px;
  transform: translateY(-50%);
  pointer-events: none;
  color: var(--ink-600);
}

.field-error {
  min-height: 0;
  margin-top: 6px;
  color: var(--error);
  font-size: 0.8125rem;
  line-height: 1.4;
}

.field-error:empty {
  display: none;
}

.form-error-summary {
  margin-bottom: 22px;
  padding: 16px 18px;
  border-left: 3px solid var(--error);
  background: var(--error-surface);
  color: #7d1d15;
}

.form-error-summary h4 {
  font-size: 1rem;
}

.form-error-summary ul {
  display: grid;
  gap: 4px;
  margin-top: 8px;
  padding-left: 18px;
  list-style: disc;
}

.form-error-summary a {
  text-decoration: underline;
  text-underline-offset: 2px;
}

.submit-button {
  width: 100%;
}

.submit-button[aria-busy="true"] {
  cursor: wait;
  opacity: 0.78;
}

@media (max-width: 1023px) {
  .button {
    min-height: 48px;
  }

  .contact-form {
    padding: 46px 40px 42px;
  }
}

@media (max-width: 767px) {
  .button:hover,
  .application-row:hover {
    transform: none;
  }

  .contact-form {
    width: 100%;
    min-height: 0;
    padding: 38px 20px;
  }

  .form-row {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .field input:not([type="checkbox"]):not([type="file"]),
  .field select {
    min-height: 48px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .button,
  .language-toggle,
  .menu-toggle,
  .application-row,
  .application-link-cue .icon {
    transform: none !important;
  }

  .button::before {
    display: none;
  }
}

@media (prefers-reduced-transparency: reduce) {
  .language-toggle,
  .site-header.is-scrolled .language-toggle {
    background: #f1f5fa;
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
  }
}