.site-header {
  position: sticky;
  top: 0;
  z-index: 15;
  backdrop-filter: blur(24px) saturate(140%);
  background: color-mix(in srgb, var(--bg) 78%, transparent);
  border-bottom: 1px solid var(--line);
  transition: background var(--transition), border-color var(--transition), transform var(--transition);
}

.site-header.is-scrolled {
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  border-color: var(--line);
}

.nav-shell,
.footer-shell {
  width: var(--container);
  margin: 0 auto;
}

.nav-shell {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 0.9rem;
  align-items: center;
  min-height: 4.4rem;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.brand-mark {
  width: 2rem;
  height: 2rem;
  border: 1px solid var(--line-strong);
  border-radius: 0.6rem;
  display: grid;
  place-items: center;
  position: relative;
  overflow: hidden;
  background: var(--surface);
  box-shadow: var(--shadow-soft);
}

.brand-mark::before,
.brand-mark::after {
  content: "";
  position: absolute;
  inset: auto 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
}

.brand-mark::before {
  top: 35%;
}

.brand-mark::after {
  top: 65%;
}

.brand-mark span {
  font-size: 0.68rem;
  text-transform: lowercase;
}

.nav-toggle {
  display: inline-flex;
  width: 2.9rem;
  height: 2.9rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
  align-items: center;
  justify-content: center;
  justify-self: end;
  box-shadow: var(--shadow-soft);
}

.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  content: "";
  display: block;
  width: 1rem;
  height: 1px;
  background: currentColor;
  position: relative;
  transition: transform var(--transition), opacity var(--transition);
}

.nav-toggle span::before {
  position: absolute;
  top: -0.35rem;
}

.nav-toggle span::after {
  position: absolute;
  top: 0.35rem;
}

.menu-open .nav-toggle span {
  background: transparent;
}

.menu-open .nav-toggle span::before {
  transform: translateY(0.35rem) rotate(45deg);
}

.menu-open .nav-toggle span::after {
  transform: translateY(-0.35rem) rotate(-45deg);
}

.nav-panel {
  position: fixed;
  inset: 4.8rem 1rem auto;
  padding: 1rem;
  background: color-mix(in srgb, var(--surface-strong) 90%, transparent);
  border: 1px solid var(--line);
  border-radius: 1.4rem;
  box-shadow: var(--shadow);
  display: none;
}

.menu-open .nav-panel {
  display: block;
}

.nav-list,
.dropdown-grid,
.footer-links,
.footer-meta,
.signal-list,
.check-list,
.scenario-grid,
.sector-grid,
.pill-grid {
  list-style: none;
  padding: 0;
  margin: 0;
}

.nav-list {
  display: grid;
  gap: 0.75rem;
}

.nav-link,
.dropdown-link {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.7rem 0;
  border-bottom: 1px solid var(--line);
}

.nav-link.is-active {
  color: var(--accent);
}

.dropdown {
  padding-top: 0.75rem;
}

.dropdown button {
  width: 100%;
  background: none;
  border: 0;
  padding: 0.7rem 0;
  display: flex;
  justify-content: space-between;
  color: inherit;
}

.dropdown-grid {
  display: none;
  gap: 0.35rem;
  padding-top: 0.5rem;
}

.dropdown.is-open .dropdown-grid {
  display: grid;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3.3rem;
  padding: 0.9rem 1.25rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  transition: transform var(--transition), border-color var(--transition), background var(--transition), color var(--transition), box-shadow var(--transition);
  box-shadow: var(--shadow-soft);
}

.button:hover {
  transform: translateY(-2px);
}

.button-primary {
  background: var(--accent);
  color: #f7fffb;
  border-color: transparent;
}

.button-secondary {
  background: var(--surface);
  border-color: var(--line);
}

.button-ghost,
.theme-toggle {
  background: var(--surface);
  color: var(--text);
}

.theme-toggle {
  min-width: 3.3rem;
  padding-inline: 0.9rem;
}

.button-label,
.icon-label {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
}

.lucide {
  width: 1rem;
  height: 1rem;
  stroke-width: 1.9;
}

.theme-toggle .lucide,
.button .lucide {
  flex: 0 0 auto;
}

.text-link {
  color: var(--accent);
}

.hero-grid,
.problem-grid,
.proposal-grid,
.automation-grid,
.integration-grid,
.process-layout,
.modular-grid,
.usecases-layout {
  display: grid;
  gap: 1.25rem;
}

.hero-home {
  padding-top: 2.2rem;
}

.hero-copy {
  display: grid;
  gap: 0.9rem;
}

.hero-text {
  font-size: clamp(1rem, 1.6vw, 1.16rem);
  max-width: 32rem;
}

.hero-actions,
.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
}

.hero-visual {
  min-height: 360px;
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 0.95rem);
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--surface-strong) 84%, transparent), color-mix(in srgb, var(--bg-soft) 80%, transparent));
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.flow-stage {
  position: absolute;
  inset: 0;
}

.flow-node,
.flow-core {
  position: absolute;
  padding: 0.8rem 1rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--surface-strong) 88%, transparent);
  box-shadow: var(--shadow);
}

.flow-core {
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  background: var(--surface-dark-alt);
  color: var(--text-inverse);
}

.node-a { left: 8%; top: 12%; }
.node-b { right: 8%; top: 14%; }
.node-c { left: 16%; bottom: 14%; }
.node-d { right: 8%; bottom: 15%; }

.flow-stage svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.flow-path {
  fill: none;
  stroke: var(--accent);
  stroke-width: 2;
  stroke-linecap: round;
  opacity: 0.6;
}

.chaos-panel,
.stack-panel,
.scenario-card,
.contact-form,
.contact-cards article,
.principles-grid article,
.service-strip,
.proposal-band,
.diagnosis-panel,
.cta-panel,
.automation-column,
.integration-map,
.service-stage,
.service-block,
.faq-item,
.legal-copy,
.sla-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--surface-strong) 90%, transparent);
  box-shadow: var(--shadow-soft);
}

:root[data-theme="dark"] :is(.chaos-panel, .stack-panel, .scenario-card, .contact-form, .contact-cards article, .principles-grid article, .service-strip, .proposal-band, .diagnosis-panel, .automation-column, .integration-map, .service-stage, .service-block, .faq-item, .legal-copy, .sla-panel, .software-panel, .software-card, .service-tile, .route-link, .micro-link, .hero-pill, .contact-form-stage) {
  background: color-mix(in srgb, var(--surface-strong) 96%, transparent);
}

.signal-list,
.check-list {
  display: grid;
  gap: 0.8rem;
}

.hero-points {
  list-style: none;
  margin: 0;
  padding: 1rem 0 0;
  display: grid;
  gap: 0.8rem;
  border-top: 1px solid var(--line);
}

.hero-points li {
  position: relative;
  padding-left: 1.2rem;
  line-height: 1.5;
  color: var(--text-soft);
}

.hero-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.65rem;
  width: 0.42rem;
  height: 0.42rem;
  border-radius: 50%;
  background: var(--accent);
}

.signal-list li,
.check-list li {
  padding: 0.85rem 0 0.85rem 1.4rem;
  position: relative;
  border-bottom: 1px solid var(--line);
}

.signal-list li::before,
.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.3rem;
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: var(--accent-2);
}

.check-list li::before {
  background: var(--accent);
}

.problem-note,
.service-stage,
.legal-copy {
  display: grid;
  gap: 0.8rem;
}

.about-intro-grid,
.brand-traits,
.legal-layout {
  display: grid;
  gap: 1.4rem;
}

.about-manifesto,
.about-rhythm-panel,
.legal-summary {
  display: grid;
  gap: 1rem;
}

.about-rhythm-panel article,
.capability-grid article,
.legal-summary,
.legal-copy,
.traits-strip span {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--surface-strong) 92%, transparent);
  box-shadow: var(--shadow-soft);
}

.about-rhythm-panel article,
.capability-grid article,
.legal-summary {
  padding: 1.35rem;
}

.about-rhythm-panel article strong,
.capability-grid article strong {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
}

.capability-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 1rem;
}

.legal-layout {
  grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr);
  align-items: start;
}

.legal-summary {
  position: sticky;
  top: 5.5rem;
}

.legal-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.legal-tags span,
.traits-strip span,
.service-hero-badges span {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.8rem 0.95rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
}

.traits-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.service-hero-aside {
  display: grid;
  gap: 1rem;
}

.service-hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.proposal-band,
.chaos-panel,
.diagnosis-panel,
.cta-panel,
.stack-panel,
.contact-form,
.contact-cards article,
.service-strip,
.scenario-card,
.principles-grid article,
.service-block,
.faq-item,
.sla-panel,
.automation-column,
.integration-map {
  padding: 1.7rem;
}

.hero-rail,
.inline-route,
.footer-columns,
.footer-group,
.section-route {
  display: grid;
  gap: 0.8rem;
}

.hero-rail {
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
}

.hero-pill,
.route-link,
.micro-link {
  display: grid;
  align-content: start;
  gap: 0.35rem;
  min-height: 3rem;
  padding: 0.95rem 1.1rem;
  border: 1px solid var(--line);
  border-radius: 1rem;
  background: var(--surface);
  box-shadow: var(--shadow-soft);
}

.hero-pill strong,
.route-link strong,
.micro-link strong {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.95rem;
  line-height: 1.2;
}

.hero-pill span,
.route-link span,
.micro-link span {
  color: var(--text-soft);
  font-size: 0.92rem;
  line-height: 1.35;
}

.inline-route {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  margin-top: 0.8rem;
}

.section-route {
  margin-top: 1rem;
}

.micro-link {
  justify-content: start;
}

.service-strips {
  display: grid;
}

.service-strip {
  display: grid;
  gap: 0.25rem;
  border-radius: 1rem;
  margin-bottom: 0.6rem;
}

.software-showcase,
.service-grid-home {
  display: grid;
  gap: 1.25rem;
}

.software-copy {
  display: grid;
  gap: 0.9rem;
}

.software-panel {
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 0.25rem);
  background: linear-gradient(180deg, color-mix(in srgb, var(--surface-strong) 94%, transparent), color-mix(in srgb, var(--bg-soft) 72%, transparent));
  box-shadow: var(--shadow-soft);
  padding: 1.45rem;
}

.software-panel-head {
  display: grid;
  gap: 0.35rem;
  margin-bottom: 1rem;
}

.panel-kicker {
  color: var(--accent);
  font-size: 0.76rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.software-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 0.85rem;
}

.software-card {
  display: grid;
  gap: 0.45rem;
  padding: 1.3rem;
  border-radius: 1rem;
  background: color-mix(in srgb, var(--surface-strong) 94%, transparent);
  border: 1px solid var(--line);
}

.software-card strong {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.service-grid-home {
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.service-tile {
  display: grid;
  gap: 0.7rem;
  min-height: 100%;
  padding: 1.65rem;
  border: 1px solid var(--line);
  border-radius: 1.2rem;
  background: color-mix(in srgb, var(--surface-strong) 94%, transparent);
  box-shadow: var(--shadow-soft);
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.service-tile:hover {
  transform: translateY(-3px);
  border-color: color-mix(in srgb, var(--accent) 28%, var(--line));
  box-shadow: var(--shadow);
}

.service-tile span {
  color: var(--accent);
  font-family: var(--font-display);
  font-size: 0.85rem;
}

.service-tile strong {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-size: 1.05rem;
}

.service-tile em {
  color: var(--text);
  font-style: normal;
}

.service-tile p {
  font-size: 0.95rem;
}

.service-tile-featured {
  background: linear-gradient(180deg, color-mix(in srgb, var(--accent) 8%, var(--surface-strong)), color-mix(in srgb, var(--surface-strong) 96%, transparent));
}

.service-strip span,
.process-rail article span {
  font-family: var(--font-display);
  font-size: 0.85rem;
  color: var(--accent);
}

.automation-diagram,
.contact-cards,
.principles-grid,
.scenario-grid,
.service-layout,
.faq-grid,
.service-examples,
.deliverables-grid,
.support-grid {
  display: grid;
  gap: 1rem;
}

.automation-column ol {
  margin: 1rem 0 0;
  padding-left: 1.2rem;
  display: grid;
  gap: 0.9rem;
}

.automation-column.emphasized {
  background: linear-gradient(180deg, color-mix(in srgb, var(--accent) 12%, var(--surface-strong)), color-mix(in srgb, var(--surface-strong) 94%, transparent));
}

:root[data-theme="dark"] .automation-column.emphasized {
  background: linear-gradient(180deg, color-mix(in srgb, var(--accent) 14%, var(--surface-strong)), color-mix(in srgb, var(--surface-strong) 98%, transparent));
}

.automation-bridge {
  display: grid;
  place-items: center;
}

.automation-bridge span {
  display: inline-grid;
  place-items: center;
  width: 3rem;
  height: 3rem;
  border-radius: 999px;
  background: color-mix(in srgb, var(--accent) 10%, var(--surface-strong));
  border: 1px solid var(--line);
  color: var(--accent);
}

.integration-map {
  min-height: 420px;
  display: grid;
  place-items: center;
  position: relative;
}

.integration-map svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.integration-map path {
  fill: none;
  stroke: color-mix(in srgb, var(--accent) 58%, transparent);
  stroke-width: 1.6;
  stroke-linecap: round;
  opacity: 0.6;
}

.integration-map span,
.integration-map strong {
  position: absolute;
  padding: 0.7rem 1rem;
  border-radius: 999px;
  background: color-mix(in srgb, var(--surface-strong) 92%, transparent);
  border: 1px solid var(--line);
  color: var(--text);
}

.integration-map strong {
  background: var(--surface-dark-alt);
  color: var(--text-inverse);
}

.integration-map span:nth-child(1) { left: 8%; top: 15%; }
.integration-map span:nth-child(2) { right: 10%; top: 12%; }
.integration-map span:nth-child(3) { left: 11%; top: 44%; }
.integration-map span:nth-child(4) { right: 10%; top: 42%; }
.integration-map span:nth-child(5) { left: 18%; bottom: 14%; }
.integration-map span:nth-child(6) { right: 12%; bottom: 12%; }
.integration-map span:nth-child(7) { left: 42%; top: 8%; }
.integration-map span:nth-child(8) { left: 40%; bottom: 7%; }
.integration-map strong:nth-child(9) { left: 50%; top: 50%; transform: translate(-50%, -50%); }

.process-rail {
  display: grid;
  gap: 0.8rem;
  position: relative;
}

.process-rail article {
  padding: 0.7rem 0 0.7rem 1rem;
  border-left: 1px solid rgba(243, 240, 234, 0.22);
}

.module-chain,
.sector-grid,
.pill-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.module-chain span,
.sector-grid span,
.pill-grid span {
  padding: 0.85rem 1rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
}

.cta-panel {
  display: grid;
  gap: 1.5rem;
  background: linear-gradient(135deg, #0f1512, #17211c);
  color: var(--text-inverse);
  padding: 1.8rem;
}

.cta-panel h2,
.cta-panel h3,
.cta-panel strong,
.cta-panel a:not(.button) {
  color: var(--text-inverse) !important;
}

.cta-panel p,
.cta-panel .eyebrow {
  color: rgba(243, 240, 234, 0.8);
}

.cta-panel .button-secondary {
  color: var(--text-inverse);
  border-color: rgba(243, 240, 234, 0.16);
  background: rgba(243, 240, 234, 0.04);
}

.service-stage h2,
.service-stage h3,
.service-stage strong,
.service-block h2,
.service-block h3,
.service-block strong,
.faq-item h3,
.proposal-band h3,
.software-card strong,
.service-tile strong,
.scenario-card h3,
.diagnosis-panel h2,
.automation-column h3 {
  color: var(--text);
}

.service-block h3,
.faq-item h3 {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
}

.service-stage p,
.service-block p,
.faq-item p,
.proposal-band p,
.software-card p,
.service-tile p,
.service-tile em,
.scenario-card p,
.diagnosis-panel p,
.automation-column p,
.automation-column li {
  color: var(--text-soft);
}

.service-stage {
  gap: 1rem;
  padding: 1.9rem;
}

.service-block,
.faq-item,
.proposal-band,
.scenario-card,
.contact-cards article,
.principles-grid article,
.automation-column,
.sla-panel {
  gap: 0.9rem;
}

.service-stage .eyebrow,
.service-block .eyebrow,
.proposal-band .eyebrow,
.diagnosis-panel .eyebrow,
.cta-panel .eyebrow,
.automation-column .eyebrow,
.faq-item .eyebrow,
.sla-panel .eyebrow {
  margin-bottom: 0.85rem;
}

.section-dark :is(.proposal-band, .service-block, .faq-item, .automation-column, .sla-panel, .hero-pill, .route-link, .micro-link, .principles-grid article) {
  color: var(--text);
}

.section-dark :is(.proposal-band, .service-block, .faq-item, .automation-column, .sla-panel, .hero-pill, .route-link, .micro-link, .principles-grid article) p,
.section-dark :is(.proposal-band, .service-block, .faq-item, .automation-column, .sla-panel, .hero-pill, .route-link, .micro-link, .principles-grid article) li,
.section-dark :is(.proposal-band, .service-block, .faq-item, .automation-column, .sla-panel, .hero-pill, .route-link, .micro-link, .principles-grid article) span,
.section-dark :is(.proposal-band, .service-block, .faq-item, .automation-column, .sla-panel, .hero-pill, .route-link, .micro-link, .principles-grid article) .muted {
  color: var(--text-soft);
}

.section-dark .button-secondary,
.section-dark .button-ghost,
.section-dark .theme-toggle {
  color: var(--text-inverse);
}

.footer-shell {
  padding: 1.6rem 0 2.4rem;
  display: grid;
  gap: 1rem;
}

.footer-columns {
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

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

.footer-links,
.footer-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.4rem;
}

.contact-form {
  display: grid;
  gap: 0.85rem;
  align-self: start;
}

.contact-stage {
  display: grid;
  gap: 2.25rem;
  align-items: start;
}

.contact-copy {
  display: grid;
  gap: 1.35rem;
}

.contact-copy-detail {
  display: grid;
  gap: 0.9rem;
  padding-top: 0.35rem;
}

.contact-form-stage {
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 0.2rem);
  background: color-mix(in srgb, var(--surface-strong) 92%, transparent);
  box-shadow: var(--shadow-soft);
  padding: 1.5rem;
}

.contact-hero-block .hero-points {
  margin-top: 0.25rem;
}

.contact-hero-block .contact-copy h1 {
  font-size: clamp(2.9rem, 5.2vw, 5rem);
  line-height: 0.98;
}

.contact-hero-block .contact-copy .lead {
  max-width: 40rem;
}

.contact-hero-block .contact-cards {
  margin-top: 0.5rem;
}

.contact-hero-block .inline-route {
  margin-top: 0.35rem;
}

.field {
  display: grid;
  gap: 0.45rem;
}

.field-honeypot {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  min-height: 3rem;
  padding: 0.78rem 0.95rem;
  border: 1px solid var(--line-strong);
  border-radius: 1rem;
  background: color-mix(in srgb, var(--surface-strong) 92%, transparent);
  color: var(--text);
  appearance: none;
  -webkit-appearance: none;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.field textarea {
  min-height: 9rem;
  resize: vertical;
}

.field select {
  padding-right: 2.8rem;
  background-image:
    linear-gradient(45deg, transparent 50%, var(--text-soft) 50%),
    linear-gradient(135deg, var(--text-soft) 50%, transparent 50%);
  background-position:
    calc(100% - 1.15rem) calc(50% - 0.12rem),
    calc(100% - 0.8rem) calc(50% - 0.12rem);
  background-size: 0.42rem 0.42rem, 0.42rem 0.42rem;
  background-repeat: no-repeat;
}

.field input::placeholder,
.field textarea::placeholder {
  color: color-mix(in srgb, var(--text-soft) 78%, transparent);
}

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

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: color-mix(in srgb, var(--accent) 55%, var(--line-strong));
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 16%, transparent);
}

.field-checkbox label {
  display: flex;
  gap: 0.8rem;
  align-items: start;
}

.field-checkbox input {
  width: 1.15rem;
  min-width: 1.15rem;
  height: 1.15rem;
  min-height: 1.15rem;
  margin-top: 0.12rem;
  padding: 0;
  border-radius: 0.38rem;
  border: 1px solid var(--line-strong);
  background: color-mix(in srgb, var(--surface-strong) 92%, transparent);
  box-shadow: var(--shadow-soft);
  position: relative;
  display: inline-grid;
  place-content: center;
  cursor: pointer;
}

.field-checkbox input::before {
  content: "";
  width: 0.62rem;
  height: 0.62rem;
  transform: scale(0);
  transition: transform var(--transition);
  clip-path: polygon(14% 44%, 0 60%, 42% 100%, 100% 18%, 84% 4%, 39% 62%);
  background: #f7fffb;
}

.field-checkbox input:checked {
  background: var(--accent);
  border-color: transparent;
}

.field-checkbox input:checked::before {
  transform: scale(1);
}

.field-checkbox input:focus {
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 16%, transparent);
}

.field-error {
  min-height: 1rem;
  color: var(--error);
}

.form-feedback {
  min-height: 1.2rem;
}

.form-feedback.is-success {
  color: var(--accent);
}

.form-feedback.is-error {
  color: var(--error);
}

.contact-cards,
.principles-grid,
.scenario-grid,
.service-examples,
.deliverables-grid,
.support-grid,
.faq-grid {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  align-items: start;
}

.problem-grid > .section-heading,
.proposal-grid > .section-heading,
.automation-grid > .section-heading,
.integration-grid > .section-heading,
.process-layout > .section-heading,
.modular-grid > .section-heading,
.usecases-layout > .section-heading,
.principles-grid > .section-heading {
  grid-column: 1 / -1;
  max-width: 48rem;
  margin-bottom: 0.25rem;
}

.problem-grid > .section-heading h2,
.proposal-grid > .section-heading h2,
.automation-grid > .section-heading h2,
.integration-grid > .section-heading h2,
.process-layout > .section-heading h2,
.modular-grid > .section-heading h2,
.usecases-layout > .section-heading h2,
.principles-grid > .section-heading h2 {
  max-width: none;
}

.principles-grid {
  align-items: start;
}

.principles-grid article {
  min-height: auto;
  align-content: start;
}

.service-page {
  padding-top: 2rem;
}

.service-hero-stack {
  display: grid;
  gap: 1.35rem;
}

.service-layout {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.service-block,
.faq-item {
  display: grid;
  gap: 0.7rem;
}

.sla-scale {
  display: grid;
  gap: 0.8rem;
}

.sla-scale div {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding-bottom: 0.8rem;
  border-bottom: 1px solid var(--line);
}

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

  .nav-panel {
    position: static;
    display: flex;
    justify-content: center;
    padding: 0;
    background: transparent;
    border: 0;
    box-shadow: none;
    inset: auto;
  }

  .nav-list {
    display: flex;
    align-items: center;
    gap: 1.25rem;
  }

  .nav-link,
  .dropdown button {
    padding: 0.6rem 0;
    border: 0;
  }

  .dropdown {
    position: relative;
    padding-top: 0;
  }

  .dropdown-grid {
    position: absolute;
    left: 0;
    top: calc(100% + 0.7rem);
    min-width: 320px;
    padding: 1rem;
    border: 1px solid var(--line);
    border-radius: 1.2rem;
    background: color-mix(in srgb, var(--surface-strong) 95%, transparent);
    box-shadow: var(--shadow);
  }

  .hero-grid,
  .problem-grid,
  .proposal-grid,
  .automation-grid,
  .integration-grid,
  .modular-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: start;
  }

  .hero-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  }

  .software-showcase {
    grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
    align-items: start;
  }

  .about-intro-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.95fr);
    align-items: start;
  }

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

  .hero-home {
    padding-top: 1.5rem;
  }

  .service-page {
    padding-top: 1.4rem;
  }

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

  .problem-grid > .section-heading,
  .proposal-grid > .section-heading,
  .automation-grid > .section-heading,
  .integration-grid > .section-heading,
  .process-layout > .section-heading,
  .modular-grid > .section-heading,
  .usecases-layout > .section-heading,
  .principles-grid > .section-heading {
    margin-bottom: 0.5rem;
  }

  .usecases-layout .scenario-grid {
    grid-column: 1 / -1;
  }

  .usecases-layout .section-route {
    grid-column: 1 / -1;
  }

  .process-layout .process-rail {
    grid-column: 1 / -1;
  }

  .proposal-grid .proposal-band {
    margin-left: 0;
  }

  .automation-diagram {
    grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  }

  .cta-panel {
    grid-template-columns: 1.2fr auto;
    align-items: center;
  }

  .contact-stage {
    grid-template-columns: minmax(0, 1.02fr) minmax(24rem, 0.98fr);
    gap: 2rem;
  }

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

  .field-full,
  .form-feedback,
  .contact-form button {
    grid-column: 1 / -1;
  }
}

@media (max-width: 959px) {
  .legal-layout {
    grid-template-columns: minmax(0, 1fr);
  }

  .legal-summary {
    position: static;
  }

  .contact-form-stage {
    padding: 1.15rem;
  }
}