/* ── Chrome / Header ── */

.chrome {
  position: fixed;
  inset: 0 0 auto;
  z-index: 200;
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-inline: clamp(1.25rem, 4vw, 2.5rem);
  pointer-events: none;
  transition: background 0.5s var(--ease-out), backdrop-filter 0.5s;
}

.chrome > * {
  pointer-events: auto;
}

.chrome--solid {
  background: rgba(10, 31, 51, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.chrome__place {
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--white-dim);
  opacity: 0.85;
}

.chrome__wordmark {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-display);
  font-size: clamp(1.125rem, 2.5vw, 1.375rem);
  font-weight: 300;
  font-style: italic;
  letter-spacing: 0.28em;
  text-transform: lowercase;
  color: var(--white);
  opacity: 0.92;
}

.chrome__menu-btn {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 2.75rem;
  height: 2.75rem;
  padding: 0.625rem;
  border-radius: var(--radius-sm);
  transition: background 0.25s;
}

.chrome__menu-btn:hover {
  background: rgba(247, 250, 252, 0.08);
}

.chrome__menu-btn span {
  display: block;
  width: 100%;
  height: 1px;
  background: var(--white);
  transition: transform 0.35s var(--ease-out), opacity 0.25s;
}

.chrome__menu-btn[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.chrome__menu-btn[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.chrome__menu-btn[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

/* ── Side Drawer ── */

.drawer-overlay {
  position: fixed;
  inset: 0;
  z-index: 300;
  background: rgba(6, 21, 37, 0.55);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.45s var(--ease-out), visibility 0.45s;
}

.drawer-overlay--visible {
  opacity: 1;
  visibility: visible;
}

.drawer {
  position: fixed;
  top: 0;
  right: 0;
  z-index: 310;
  width: var(--drawer-w);
  height: 100dvh;
  background: var(--navy-deep);
  color: var(--white);
  transform: translateX(100%);
  transition: transform 0.5s var(--ease-out);
  display: flex;
  flex-direction: column;
  padding: clamp(1.5rem, 4vw, 2.5rem);
  overflow-y: auto;
}

.drawer--open {
  transform: translateX(0);
}

.drawer__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 3rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid rgba(247, 250, 252, 0.08);
}

.drawer__brand {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 300;
  font-style: italic;
  letter-spacing: 0.2em;
  text-transform: lowercase;
  color: var(--white);
}

.drawer__close {
  width: 2.5rem;
  height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  line-height: 1;
  color: var(--text-on-dark-muted);
  border-radius: var(--radius-sm);
  transition: color 0.2s, background 0.2s;
}

.drawer__close:hover {
  color: var(--white);
  background: rgba(247, 250, 252, 0.06);
}

.drawer__nav {
  flex: 1;
}

.drawer__list {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.drawer__link {
  display: block;
  padding: 0.875rem 0;
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 5vw, 2.25rem);
  font-weight: 300;
  letter-spacing: -0.01em;
  color: var(--text-on-dark-muted);
  border-bottom: 1px solid transparent;
  transition: color 0.3s, border-color 0.3s, padding-left 0.3s var(--ease-out);
}

.drawer__link:hover,
.drawer__link--active {
  color: var(--white);
  padding-left: 0.5rem;
}

.drawer__link--active {
  border-bottom-color: var(--seafoam);
}

.drawer__cta {
  margin-top: 2rem;
}

.drawer__meta {
  margin-top: auto;
  padding-top: 2rem;
  font-size: 0.8125rem;
  color: var(--text-on-dark-muted);
  line-height: 1.7;
}

.drawer__meta a {
  color: var(--seafoam-light);
  transition: color 0.2s;
}

.drawer__meta a:hover {
  color: var(--white);
}

/* ── Buttons ── */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  transition: background 0.3s, color 0.3s, border-color 0.3s, transform 0.2s;
}

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

.btn--seafoam {
  background: var(--seafoam);
  color: var(--white);
}

.btn--seafoam:hover {
  background: var(--seafoam-light);
}

.btn--ghost {
  background: transparent;
  color: var(--white);
  border: 1px solid rgba(247, 250, 252, 0.35);
}

.btn--ghost:hover {
  border-color: var(--white);
  background: rgba(247, 250, 252, 0.06);
}

.btn--navy {
  background: var(--navy);
  color: var(--white);
}

.btn--navy:hover {
  background: var(--navy-soft);
}

.btn--full {
  width: 100%;
}

/* ── Forms ── */

.form-group {
  margin-bottom: 1.125rem;
}

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

.form-label {
  display: block;
  margin-bottom: 0.375rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.form-label--required::after {
  content: ' *';
  color: var(--seafoam);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 0.75rem 0.875rem;
  background: var(--white);
  border: 1px solid var(--mist-dark);
  border-radius: var(--radius-sm);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--seafoam);
  box-shadow: 0 0 0 3px var(--seafoam-muted);
  outline: none;
}

.form-input--error,
.form-select--error,
.form-textarea--error {
  border-color: #C0392B;
}

.form-error {
  display: block;
  margin-top: 0.25rem;
  font-size: 0.75rem;
  color: #C0392B;
  min-height: 1.125rem;
}

.form-success {
  padding: 1.5rem;
  background: var(--seafoam-muted);
  border-left: 3px solid var(--seafoam);
  border-radius: var(--radius-sm);
  font-size: 0.9375rem;
  line-height: 1.6;
}

.form-success strong {
  display: block;
  margin-bottom: 0.25rem;
  font-family: var(--font-display);
  font-size: 1.25rem;
  color: var(--navy);
}

/* ── Footer ── */

.footer {
  background: var(--navy-deep);
  color: var(--text-on-dark-muted);
  padding: 3rem 0 2rem;
}

.footer__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.footer__brand {
  font-family: var(--font-display);
  font-size: 1rem;
  font-style: italic;
  letter-spacing: 0.18em;
  text-transform: lowercase;
  color: var(--white);
}

.footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem 2rem;
  font-size: 0.8125rem;
}

.footer__links a {
  transition: color 0.2s;
}

.footer__links a:hover {
  color: var(--white);
}

.footer__copy {
  width: 100%;
  padding-top: 1.5rem;
  margin-top: 0.5rem;
  border-top: 1px solid rgba(247, 250, 252, 0.06);
  font-size: 0.75rem;
  text-align: center;
}

@media (max-width: 640px) {
  .form-row {
    grid-template-columns: 1fr;
  }

  .chrome__wordmark {
    position: static;
    transform: none;
  }

  .chrome {
    gap: 1rem;
  }
}