.announcement {
  background: var(--color-navy);
  color: rgba(255, 255, 255, 0.88);
  font-size: 0.88rem;
}

.announcement .container {
  align-items: center;
  display: flex;
  gap: var(--space-3);
  justify-content: center;
  min-height: 42px;
  text-align: center;
}

.announcement strong {
  color: var(--color-surface);
}

.site-header {
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid rgba(220, 228, 239, 0.9);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav {
  align-items: center;
  display: flex;
  gap: var(--space-6);
  justify-content: space-between;
  min-height: 76px;
}

.brand {
  align-items: center;
  display: inline-flex;
  gap: var(--space-3);
  min-width: 176px;
}

.brand img {
  height: 46px;
  width: 46px;
}

.brand-name {
  color: var(--color-navy);
  display: grid;
  font-weight: 900;
  line-height: 1.05;
}

.brand-name span {
  color: var(--color-muted);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.nav-links {
  align-items: center;
  display: flex;
  gap: var(--space-5);
}

.nav-links a {
  color: var(--color-navy);
  font-size: 0.94rem;
  font-weight: 750;
  position: relative;
}

.nav-links a::after {
  background: var(--color-blue);
  bottom: -8px;
  content: "";
  height: 2px;
  left: 0;
  position: absolute;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 180ms ease;
  width: 100%;
}

.nav-links a:hover::after,
.nav-links a.active::after {
  transform: scaleX(1);
}

.nav-actions {
  align-items: center;
  display: flex;
  gap: var(--space-3);
}

.nav-toggle {
  align-items: center;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  display: none;
  height: 42px;
  justify-content: center;
  width: 42px;
}

.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  background: var(--color-navy);
  content: "";
  display: block;
  height: 2px;
  transition: transform 180ms ease;
  width: 18px;
}

.nav-toggle span::before {
  transform: translateY(-6px);
}

.nav-toggle span::after {
  transform: translateY(4px);
}

.btn {
  align-items: center;
  border: 1px solid transparent;
  display: inline-flex;
  font-weight: 800;
  gap: var(--space-2);
  justify-content: center;
  min-height: 44px;
  padding: 0.75rem 1rem;
  transition: background 180ms ease, border 180ms ease, color 180ms ease, transform 180ms ease;
}

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

.btn-primary {
  background: var(--color-blue);
  color: var(--color-surface);
}

.btn-primary:hover {
  background: var(--color-blue-700);
}

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

.btn-outline {
  background: var(--color-surface);
  border-color: var(--color-line);
  color: var(--color-navy);
}

.btn-ghost {
  background: transparent;
  color: var(--color-navy);
  padding-left: 0;
  padding-right: 0;
}

.hero {
  background:
    radial-gradient(circle at 78% 20%, rgba(0, 120, 212, 0.14), transparent 30%),
    linear-gradient(180deg, #ffffff 0%, var(--color-bg) 100%);
  padding: var(--space-16) 0 var(--space-20);
}

.hero-grid {
  align-items: center;
  display: grid;
  gap: var(--space-12);
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
}

.hero-copy {
  display: grid;
  gap: var(--space-6);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.hero-panel {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  box-shadow: var(--shadow-soft);
  padding: var(--space-6);
}

.logo-card {
  align-items: center;
  background:
    linear-gradient(135deg, rgba(8, 31, 63, 0.04), rgba(0, 120, 212, 0.1)),
    var(--color-surface);
  display: grid;
  justify-items: center;
  min-height: 300px;
  padding: var(--space-8);
}

.logo-card img {
  width: min(320px, 78vw);
}

.metric-row {
  display: grid;
  gap: var(--space-4);
  grid-template-columns: repeat(3, 1fr);
  margin-top: var(--space-5);
}

.metric {
  border-left: 3px solid var(--color-blue);
  padding-left: var(--space-3);
}

.metric strong {
  color: var(--color-navy);
  display: block;
  font-size: 1.55rem;
  line-height: 1;
}

.metric span {
  color: var(--color-muted);
  display: block;
  font-size: 0.82rem;
  line-height: 1.35;
  margin-top: var(--space-2);
}

.grid {
  display: grid;
  gap: var(--space-5);
}

.grid-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  box-shadow: var(--shadow-card);
  display: grid;
  gap: var(--space-4);
  padding: var(--space-6);
}

.card.compact {
  gap: var(--space-3);
  padding: var(--space-5);
}

.card h3,
.card h4 {
  color: var(--color-navy);
}

.card p,
.article-meta,
.tagline-small {
  color: var(--color-muted);
}

.card-icon {
  align-items: center;
  background: var(--color-blue-100);
  color: var(--color-blue);
  display: inline-flex;
  font-weight: 900;
  height: 42px;
  justify-content: center;
  width: 42px;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.tag,
.badge {
  align-items: center;
  background: var(--color-soft);
  color: var(--color-navy);
  display: inline-flex;
  font-size: 0.78rem;
  font-weight: 800;
  min-height: 30px;
  padding: 0.35rem 0.6rem;
}

.badge-blue {
  background: var(--color-blue);
  color: var(--color-surface);
}

.tech-grid {
  display: grid;
  gap: var(--space-3);
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.tech-item {
  align-items: center;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  color: var(--color-navy);
  display: flex;
  font-weight: 800;
  gap: var(--space-3);
  min-height: 64px;
  padding: var(--space-4);
}

.tech-dot {
  background: var(--color-blue);
  height: 10px;
  width: 10px;
}

.architecture-map {
  background: var(--color-navy);
  color: var(--color-surface);
  display: grid;
  gap: var(--space-5);
  padding: var(--space-8);
}

.flow-line {
  align-items: center;
  display: grid;
  gap: var(--space-3);
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.flow-node {
  background: rgba(255, 255, 255, 0.09);
  border: 1px solid rgba(255, 255, 255, 0.18);
  min-height: 92px;
  padding: var(--space-4);
}

.flow-node strong {
  display: block;
}

.timeline {
  border-left: 2px solid var(--color-line);
  display: grid;
  gap: var(--space-6);
  padding-left: var(--space-6);
}

.timeline-item {
  display: grid;
  gap: var(--space-2);
  position: relative;
}

.timeline-item::before {
  background: var(--color-blue);
  content: "";
  height: 12px;
  left: calc(-1 * var(--space-6) - 7px);
  position: absolute;
  top: 0.45rem;
  width: 12px;
}

.search-panel,
.contact-panel {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  padding: var(--space-6);
}

.search-field,
.form-field {
  display: grid;
  gap: var(--space-2);
}

.search-field input,
.form-field input,
.form-field textarea,
.form-field select {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  color: var(--color-text);
  min-height: 48px;
  padding: 0.8rem 0.9rem;
  width: 100%;
}

.form-field textarea {
  min-height: 150px;
  resize: vertical;
}

.form {
  display: grid;
  gap: var(--space-4);
}

.cta-band {
  background:
    linear-gradient(135deg, rgba(0, 120, 212, 0.18), rgba(230, 57, 70, 0.1)),
    var(--color-navy);
  color: var(--color-surface);
  padding: var(--space-12);
}

.cta-band h2,
.section-dark h2,
.section-dark h3 {
  color: var(--color-surface);
}

.site-footer {
  background: var(--color-navy-900);
  color: rgba(255, 255, 255, 0.78);
  padding: var(--space-16) 0 var(--space-8);
}

.footer-grid {
  display: grid;
  gap: var(--space-8);
  grid-template-columns: 1.4fr repeat(3, 1fr);
}

.footer-brand img {
  background: var(--color-surface);
  height: 54px;
  padding: 4px;
  width: 54px;
}

.footer-col {
  display: grid;
  gap: var(--space-3);
  align-content: start;
}

.footer-col h3 {
  color: var(--color-surface);
  font-size: 0.9rem;
}

.footer-col a:hover {
  color: var(--color-surface);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  display: flex;
  gap: var(--space-4);
  justify-content: space-between;
  margin-top: var(--space-10);
  padding-top: var(--space-6);
}