.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 1.35rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 600;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
}

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

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-text);
  box-shadow: 0 20px 50px rgba(59, 130, 246, 0.18);
}

.btn-secondary {
  background-color: rgba(255, 255, 255, 0.06);
  color: var(--color-text);
  border-color: rgba(255, 255, 255, 0.12);
}

.btn-block {
  width: 100%;
  justify-content: center;
}

select {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  color-scheme: dark;
  cursor: pointer;
}

select option {
  background-color: var(--color-surface);
  color: var(--color-text);
}

select:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.email-action {
  display: grid;
  gap: 0.5rem;
}

.email-fallback {
  margin: 0;
  color: var(--color-text-secondary);
  font-size: 0.8rem;
}

.email-fallback a {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 0.15em;
}

.solution-pattern-note {
  max-width: 70rem;
  padding: var(--space-m);
  border-left: 3px solid var(--color-primary);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: rgba(59, 130, 246, 0.08);
}

.solution-pattern-note p:last-child {
  margin: 0;
  color: var(--color-text-secondary);
}

.modal {
  position: fixed;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.55);
  padding: 2rem;
  z-index: var(--z-index-modal);
}

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

.modal-content {
  width: min(100%, 760px);
  max-height: 90vh;
  overflow-y: auto;
  background: var(--color-surface);
  border: var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-l);
  box-shadow: var(--shadow-pop);
}

.modal-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  border: none;
  background: transparent;
  color: var(--color-text-secondary);
  font-size: 1.4rem;
  cursor: pointer;
}

body.modal-open {
  overflow: hidden;
}

.navbar {
  background: rgba(15, 23, 42, 0.95);
  backdrop-filter: blur(16px);
  border-bottom: var(--border);
  width: 100%;
}

.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-s);
  padding: 1rem var(--space-m);
}

.navbar-brand {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.navbar-links {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.navbar-links.is-open {
  display: block;
}

.navbar-link {
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}

.navbar-links a {
  display: inline-block;
  padding: 0.75rem 0;
}

.navbar-link:hover,
.navbar-link:focus-visible {
  color: var(--color-text);
}

.navbar-toggle {
  display: none;
  border: none;
  background: transparent;
  color: var(--color-text);
}

.footer {
  padding: var(--space-l) var(--space-m);
  border-top: var(--border);
  background: rgba(255, 255, 255, 0.02);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-s);
}

.footer-copy,
.footer-links {
  color: var(--color-text-secondary);
}

.form-card {
  background: rgba(255, 255, 255, 0.04);
  border: var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-l);
}

.form-group {
  display: grid;
  gap: var(--space-s);
  margin-bottom: var(--space-l);
}

.form-input,
.form-textarea {
  width: 100%;
  min-height: 52px;
  padding: 1rem 1.1rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.03);
  color: var(--color-text);
}

.form-input:focus,
.form-textarea:focus {
  outline: 2px solid rgba(59, 130, 246, 0.35);
}

.form-grid {
  display: grid;
  gap: var(--space-l);
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(320px, 1fr);
  gap: var(--space-l);
}

.contact-sidebar {
  display: grid;
  gap: var(--space-l);
}

.contact-summary-card {
  padding: var(--space-l);
}

.contact-availability-card {
  display: grid;
  gap: var(--space-m);
}

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

.contact-engagement-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.contact-hero-surface {
  padding: var(--space-l);
  min-height: 360px;
  width: 100%;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.04);
  display: grid;
  align-items: center;
}

.hero-stats {
  display: grid;
  gap: var(--space-s);
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.hero-stat {
  padding: var(--space-m);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  font-weight: 600;
}

.project-type-card {
  min-height: 120px;
  display: grid;
  align-items: center;
}

.contact-methods {
  gap: var(--space-m);
}

.form-status {
  margin: 0;
}

.status-success {
  color: var(--color-success);
}

.status-error {
  color: var(--color-danger);
}

@media (max-width: 1024px) {
  .form-grid,
  .contact-layout,
  .hero-stats {
    grid-template-columns: 1fr;
  }
}

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

.timeline-item {
  border-left: 2px solid rgba(255, 255, 255, 0.12);
  padding-left: var(--space-m);
  position: relative;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -8px;
  top: 0.6rem;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--color-primary);
}

.timeline-list {
  display: grid;
  gap: var(--space-l);
}

.timeline-card {
  padding: var(--space-l);
  background: rgba(255, 255, 255, 0.03);
  border: var(--border);
  border-radius: var(--radius-lg);
}

.timeline-card-header {
  display: flex;
  align-items: flex-start;
  gap: var(--space-m);
  margin-bottom: var(--space-m);
}

.timeline-logo {
  display: grid;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 16px;
  background: rgba(59, 132, 246, 0.16);
  color: var(--color-text);
  font-weight: 700;
}

.timeline-card-meta h3 {
  margin: 0;
}

.timeline-meta-text {
  margin: 0.35rem 0 0;
  color: var(--color-text-secondary);
}

.timeline-summary {
  margin: var(--space-m) 0;
  color: var(--color-text-secondary);
}

.timeline-outcomes {
  display: grid;
  gap: 0.65rem;
  margin: 0;
}

.timeline-outcome {
  margin: 0;
  color: var(--color-text-secondary);
}

.timeline-tech {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: var(--space-m);
}

.case-study-wrapper {
  position: relative;
}

.case-study-card {
  display: grid;
  gap: var(--space-m);
}

.case-study-card-head {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-s);
  align-items: baseline;
}

.case-study-pill {
  padding: 0.65rem 0.95rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: var(--color-text-secondary);
  font-size: 0.85rem;
  font-weight: 700;
}

.case-study-summary {
  color: var(--color-text-secondary);
}

.case-study-impact {
  padding: 0.85rem 1rem;
  border-left: 3px solid var(--color-primary);
  background: rgba(59, 130, 246, 0.1);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.case-study-impact-label {
  margin: 0 0 0.25rem;
  color: var(--color-secondary);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.case-study-impact p:last-child {
  margin: 0;
}

.case-study-meta {
  display: grid;
  gap: var(--space-s);
}

.case-study-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.case-study-actions {
  margin-top: var(--space-m);
}

.case-study-list {
  list-style: none;
  margin: 0;
  padding: 0 0 0 1.1rem;
  display: grid;
  gap: 0.55rem;
  color: var(--color-text-secondary);
}

.case-study-list li {
  position: relative;
  padding-left: 0.75rem;
}

.case-study-list li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--color-primary);
}

.confidentiality-note {
  margin-top: var(--space-l);
  opacity: 0.85;
}

.engineering-card {
  min-height: 220px;
}

.award-card {
  min-height: 180px;
}

.enterprise-hero-metrics {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-s);
  margin-top: var(--space-l);
}

.enterprise-hero-metrics .badge {
  flex: 1 1 220px;
}