/* Kinetic Signal design system — evolved for industrial operations */

:root {
  --color-primary: #1A73E8;
  --color-emerald: #34A853;
  --color-gold: #FBBC04;
  --color-coral: #EA4335;

  --color-canvas: #F8F9FA;
  --color-card: #FFFFFF;
  --color-text: #0F172A;
  --color-muted: #64748B;
  --color-border: #E2E8F0;

  --radius: 24px;
  --radius-sm: 12px;
  --max-width: 1280px;
  --section-padding: 80px;

  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-weight: 400;
  color: var(--color-text);
  background: var(--color-canvas);
  line-height: 1.6;
}

img, svg { max-width: 100%; display: block; }

a { color: var(--color-primary); }

h1, h2, h3, h4 {
  font-weight: 800;
  line-height: 1.15;
  margin: 0 0 16px;
}

h1 { font-size: clamp(2.25rem, 4vw, 3.25rem); }
h2 { font-size: clamp(1.75rem, 3vw, 2.25rem); }
h3 { font-size: 1.25rem; font-weight: 700; }

p { margin: 0 0 16px; color: var(--color-text); }

.muted { color: var(--color-muted); }

.lede {
  font-size: 1.125rem;
  line-height: 1.6;
  color: var(--color-muted);
  max-width: 60ch;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

section {
  padding: var(--section-padding) 0;
}

@media (max-width: 720px) {
  :root { --section-padding: 48px; }
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--color-primary);
  color: #fff;
  padding: 12px 20px;
  border-radius: var(--radius-sm);
  z-index: 1000;
}
.skip-link:focus {
  left: 24px;
  top: 12px;
}

.site-header {
  background: var(--color-card);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-bar {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  position: relative;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--color-text);
}

.brand-wordmark {
  font-weight: 800;
  font-size: 1.15rem;
  letter-spacing: -0.01em;
}

.brand-wordmark .io {
  color: var(--color-primary);
}

.brand-tagline {
  display: block;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-top: -2px;
}

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 8px 10px;
  cursor: pointer;
}

.nav-toggle-icon,
.nav-toggle-icon::before,
.nav-toggle-icon::after {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--color-text);
  border-radius: 1px;
  position: relative;
  transition: transform 0.2s ease, opacity 0.2s ease;
}
.nav-toggle-icon::before { content: ""; position: absolute; top: -6px; }
.nav-toggle-icon::after { content: ""; position: absolute; top: 6px; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  color: var(--color-text);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  color: var(--color-primary);
}

.nav-cta {
  display: flex;
  align-items: center;
}

@media (max-width: 860px) {
  .nav-toggle { display: inline-flex; align-items: center; justify-content: center; }

  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-card);
    border-bottom: 1px solid var(--color-border);
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    padding: 12px 24px 20px;
    display: none;
  }

  .nav-links.is-open { display: flex; }

  .nav-links a {
    width: 100%;
    padding: 10px 0;
  }

  .nav-cta { display: none; }
  .nav-links.is-open .nav-cta {
    display: flex;
    width: 100%;
    padding: 10px 0 0;
  }
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  font-family: inherit;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease, transform 0.15s ease;
}

.btn-primary {
  background: var(--color-primary);
  color: #fff;
  box-shadow: 0 4px 14px rgba(26, 115, 232, 0.2);
}
.btn-primary:hover { background: #1558b0; }

.btn-secondary {
  background: transparent;
  border-color: var(--color-primary);
  color: var(--color-primary);
}
.btn-secondary:hover { background: rgba(26, 115, 232, 0.08); }

.btn:focus-visible,
.nav-links a:focus-visible,
.product-card:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.hero {
  padding-top: calc(var(--section-padding) + 16px);
  background-image: radial-gradient(rgba(26, 115, 232, 0.12) 1px, transparent 1px);
  background-size: 24px 24px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}

@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
}

.eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-primary);
  background: rgba(26, 115, 232, 0.08);
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 16px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 28px;
}

.ops-line {
  margin-top: 20px;
  font-size: 0.9rem;
  color: var(--color-muted);
}

.offer-strip-wrap {
  padding: 0 0 8px;
}

.offer-strip {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 24px;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 24px 32px;
}

.offer-strip > div {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 220px;
}

.offer-strip span { color: var(--color-muted); font-size: 0.9rem; }
.offer-kicker {
  font-size: 0.7rem !important;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-primary) !important;
}
.offer-arrow {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-emerald);
  flex: 0 0 auto;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
  margin-top: 40px;
}

.product-grid {
  grid-template-columns: repeat(3, 1fr);
  align-items: stretch;
}

@media (max-width: 960px) {
  .product-grid { grid-template-columns: 1fr; }
}

.card {
  background: var(--color-card);
  border: 1px solid rgba(226, 232, 240, 0.9);
  border-radius: var(--radius);
  padding: 32px;
}

.product-card {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
  transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.product-card:hover {
  box-shadow: 0 20px 40px rgba(15, 23, 42, 0.08);
  transform: translateY(-2px);
}

.product-meta {
  font-size: 0.9rem;
  color: var(--color-muted);
  margin: 8px 0 0;
}

.product-cta {
  margin-top: auto;
  padding-top: 20px;
  font-weight: 600;
  color: var(--color-primary);
}

.card-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(26, 115, 232, 0.1);
  color: var(--color-primary);
  font-weight: 800;
  margin-bottom: 16px;
}

.price-line {
  font-weight: 700;
  font-size: 1.05rem;
  margin-bottom: 12px;
}

.soft-launch-note {
  margin-top: 28px;
  color: var(--color-muted);
  font-size: 0.95rem;
}

.stack-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  list-style: none;
  margin: 32px 0 16px;
  padding: 0;
}

.stack-strip li {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.85rem;
  font-weight: 500;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  background: var(--color-card);
  border: 1px solid var(--color-border);
}

.partner-note {
  max-width: 70ch;
  color: var(--color-muted);
  font-size: 0.95rem;
}

.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  list-style: none;
  margin: 40px 0 0;
  padding: 0;
}

@media (max-width: 960px) {
  .steps { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .steps { grid-template-columns: 1fr; }
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
  gap: 48px;
  align-items: start;
}

.split > div { min-width: 0; }

@media (max-width: 800px) {
  .split { grid-template-columns: 1fr; }
}

.callout-proof,
.callout-boundary {
  border-radius: var(--radius);
  padding: 36px;
  margin-bottom: 24px;
}

.callout-proof {
  background: var(--color-canvas);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-emerald);
}

.callout-boundary {
  background: #fff;
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-gold);
}

.offer-card { padding: 48px; }

.section-alt {
  background: var(--color-card);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.section-header {
  max-width: 720px;
  margin: 0 0 8px;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}

.tag {
  background: var(--color-canvas);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  padding: 6px 14px;
  font-size: 0.85rem;
  color: var(--color-text);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 24px;
}

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

.form-field { display: flex; flex-direction: column; gap: 6px; }
.form-field.full { grid-column: 1 / -1; }

.form-field label {
  font-weight: 600;
  font-size: 0.9rem;
}

.form-field input,
.form-field select,
.form-field textarea {
  font-family: inherit;
  font-size: 1rem;
  padding: 12px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-canvas);
  color: var(--color-text);
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 1px;
}

.form-hint {
  font-size: 0.8rem;
  color: var(--color-muted);
}

.form-actions { margin-top: 8px; }

.leader-card {
  max-width: 920px;
  margin: 0 auto;
  padding: 48px;
}

.leader-header {
  display: flex;
  gap: 28px;
  align-items: center;
  flex-wrap: wrap;
}

.leader-photo-frame {
  width: 176px;
  height: 176px;
  border-radius: 50%;
  padding: 3px;
  flex-shrink: 0;
  background: linear-gradient(135deg, var(--color-primary), var(--color-emerald));
  box-shadow: 0 10px 28px rgba(15, 23, 42, 0.12);
}

.leader-photo {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  object-position: center center;
  background: #fff;
}

.leader-name {
  margin: 0 0 4px;
}

.leader-role {
  margin: 0 0 2px;
}

.leader-place {
  margin: 0 0 10px;
  color: var(--color-muted);
  font-size: 0.95rem;
}

.leader-bio {
  margin-top: 32px;
  max-width: 68ch;
  font-size: 1.0625rem;
}

.leader-section-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin: 40px 0 20px;
}

.timeline {
  list-style: none;
  margin: 0;
  padding: 0;
}

.timeline-item {
  display: grid;
  grid-template-columns: 11.5rem 1fr;
  column-gap: 28px;
  padding: 0 0 32px 22px;
  border-left: 2px solid var(--color-border);
  position: relative;
}

.timeline-item::before {
  content: "";
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--color-primary);
  position: absolute;
  left: -7px;
  top: 5px;
  box-shadow: 0 0 0 4px var(--color-card);
}

.timeline-dates {
  margin: 0;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: 0.01em;
}

.timeline-title {
  font-size: 1.05rem;
  font-weight: 700;
  margin: 0 0 2px;
}

.timeline-org {
  margin: 0 0 10px;
  color: var(--color-muted);
}

.timeline-highlights {
  margin: 0;
  padding-left: 1.15rem;
}

.timeline-highlights li {
  margin: 0 0 8px;
  max-width: 65ch;
}

.timeline-highlights li:last-child {
  margin-bottom: 0;
}

.edu-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.edu-item {
  background: var(--color-canvas);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
}

.edu-school {
  margin: 0 0 2px;
  font-weight: 700;
}

.edu-credential,
.edu-dates {
  margin: 0;
  color: var(--color-muted);
  font-size: 0.9rem;
}

@media (max-width: 720px) {
  .leader-card { padding: 28px 20px; }
  .leader-photo-frame { width: 140px; height: 140px; }
  .timeline-item {
    grid-template-columns: 1fr;
    row-gap: 4px;
    padding-bottom: 28px;
  }
}

.cert-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 12px;
  margin-top: 24px;
  padding: 0;
  list-style: none;
}

.cert-list li {
  background: var(--color-canvas);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  font-size: 0.9rem;
}

.article-body h2 { margin-top: 40px; }
.article-body p,
.article-body li { max-width: 70ch; }
.article-meta {
  color: var(--color-muted);
  font-size: 0.9rem;
  margin-bottom: 24px;
}

.callout {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 40px;
  text-align: center;
}

.site-footer {
  background: var(--color-text);
  color: #E2E8F0;
  padding: 48px 0 32px;
}

.footer-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 32px;
}

.footer-blurb,
.footer-ops {
  color: #94A3B8 !important;
  max-width: 42ch;
  margin-top: 8px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  list-style: none;
  padding: 0;
  margin: 0;
  max-width: 420px;
}

.footer-links a {
  color: #E2E8F0;
  text-decoration: none;
  font-size: 0.9rem;
}
.footer-links a:hover { color: var(--color-gold); }

.footer-legal {
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.15);
  font-size: 0.85rem;
  color: #94A3B8;
}

.footer-legal a { color: #94A3B8; }

.text-center { text-align: center; }
.mt-0 { margin-top: 0; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .product-card,
  .btn { transition: none; }
  .product-card:hover { transform: none; }
}