/* OpenBridgeway Node.js Architects — Enterprise static site styles */

:root {
  --bg-deep: #0f1419;
  --bg-slate: #151b23;
  --bg-elevated: #1c2430;
  --border-subtle: #2a3544;
  --text-primary: #e8edf4;
  --text-muted: #94a3b8;
  --accent-node: #339933;
  --accent-node-soft: #68a063;
  --accent-glow: rgba(51, 153, 51, 0.35);
  --danger: #f87171;
  --focus-ring: #68a063;
  --font-sans: "Inter", system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  --font-mono: "Roboto Mono", ui-monospace, monospace;
  --radius: 10px;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.45);
  --max-width: 1180px;
  --header-h: 72px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--text-primary);
  background: radial-gradient(1200px 600px at 10% -10%, rgba(51, 153, 51, 0.08), transparent),
    radial-gradient(900px 500px at 90% 10%, rgba(104, 160, 99, 0.06), transparent),
    var(--bg-deep);
  min-height: 100vh;
}

img {
  max-width: 100%;
  height: auto;
}

a {
  color: var(--accent-node-soft);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

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

:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
  z-index: 9999;
}

.skip-link:focus {
  left: 16px;
  top: 16px;
  width: auto;
  height: auto;
  padding: 12px 16px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(15, 20, 25, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 12px 20px;
  min-height: var(--header-h);
  height: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px 20px;
}

.header-inner > .brand {
  flex-shrink: 0;
}

.header-inner > .site-nav {
  flex: 1 1 280px;
  min-width: min(100%, 280px);
}

.header-inner > .cta-row {
  flex-shrink: 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text-primary);
}

.brand:hover {
  color: var(--text-primary);
}

.brand-mark {
  flex-shrink: 0;
}

.brand-text {
  display: flex;
  flex-direction: column;
  gap: 5px;
  line-height: 1.35;
}

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

.brand-tag {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 500;
}

.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius);
  border: 1px solid var(--border-subtle);
  background: var(--bg-elevated);
  color: var(--text-primary);
  cursor: pointer;
}

.nav-toggle svg {
  width: 22px;
  height: 22px;
}

.site-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 14px;
  align-items: center;
  justify-content: flex-end;
}

.site-nav a {
  display: inline-block;
  padding: 8px 10px;
  border-radius: 8px;
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--text-primary);
  background: rgba(51, 153, 51, 0.12);
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  justify-content: flex-end;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 20px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.9375rem;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  font-family: var(--font-sans);
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

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

.btn-primary {
  background: linear-gradient(135deg, var(--accent-node), #2d7a2d);
  color: #fff;
  box-shadow: 0 8px 28px var(--accent-glow);
}

.btn-primary:hover {
  color: #fff;
  box-shadow: 0 10px 34px var(--accent-glow);
}

.btn-secondary {
  background: transparent;
  border-color: var(--border-subtle);
  color: var(--text-primary);
}

.btn-secondary:hover {
  border-color: var(--accent-node-soft);
  color: var(--text-primary);
}

main {
  display: block;
}

.section {
  padding: 72px 20px;
}

.section-alt {
  background: linear-gradient(180deg, rgba(28, 36, 48, 0.55), transparent);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.wrap {
  max-width: var(--max-width);
  margin: 0 auto;
}

.hero {
  padding: 88px 20px 72px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: 48px;
  align-items: start;
}

.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--accent-node-soft);
  letter-spacing: 0.02em;
  margin-bottom: 16px;
}

.hero h1 {
  font-size: clamp(2rem, 4vw, 2.75rem);
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin: 0 0 20px;
}

.lead {
  font-size: 1.125rem;
  color: var(--text-muted);
  margin: 0 0 28px;
  max-width: 54ch;
}

.code-panel {
  background: var(--bg-slate);
  border: 1px solid var(--border-subtle);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.code-panel-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border-subtle);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
}

.code-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--border-subtle);
}

.code-dot:nth-child(1) {
  background: #ef4444;
}

.code-dot:nth-child(2) {
  background: #eab308;
}

.code-dot:nth-child(3) {
  background: var(--accent-node);
}

.code-panel pre {
  margin: 0;
  padding: 18px 18px 22px;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  line-height: 1.55;
  color: var(--text-primary);
  overflow-x: auto;
}

.code-panel .kw {
  color: var(--accent-node-soft);
}

.code-panel .str {
  color: #93c5fd;
}

.code-panel .cmt {
  color: var(--text-muted);
}

.trust-bar {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
}

.trust-item {
  padding: 18px 16px;
  border-radius: var(--radius);
  border: 1px solid var(--border-subtle);
  background: var(--bg-elevated);
}

.trust-item strong {
  display: block;
  font-size: 0.9375rem;
  margin-bottom: 6px;
}

.trust-item span {
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}

.card {
  padding: 26px 22px;
  border-radius: 14px;
  border: 1px solid var(--border-subtle);
  background: var(--bg-slate);
}

.card h3 {
  margin: 12px 0 10px;
  font-size: 1.125rem;
}

.card p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.9375rem;
}

.icon-circle {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(51, 153, 51, 0.14);
  border: 1px solid rgba(104, 160, 99, 0.35);
}

.icon-circle svg {
  width: 22px;
  height: 22px;
}

.section-head {
  max-width: 720px;
  margin-bottom: 36px;
}

.section-head h2 {
  font-size: clamp(1.6rem, 3vw, 2rem);
  margin: 0 0 12px;
  letter-spacing: -0.02em;
}

.section-head p {
  margin: 0;
  color: var(--text-muted);
  font-size: 1.05rem;
}

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 18px;
}

.kpi {
  padding: 22px;
  border-radius: 14px;
  border: 1px dashed rgba(104, 160, 99, 0.45);
  background: rgba(21, 27, 35, 0.85);
}

.kpi .metric {
  font-family: var(--font-mono);
  font-size: 1.75rem;
  color: var(--accent-node-soft);
  margin-bottom: 8px;
}

.kpi p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.cta-band {
  padding: 48px 28px;
  border-radius: 16px;
  border: 1px solid rgba(51, 153, 51, 0.35);
  background: linear-gradient(135deg, rgba(51, 153, 51, 0.14), rgba(28, 36, 48, 0.95));
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  align-items: center;
  justify-content: space-between;
}

.cta-band h2 {
  margin: 0 0 8px;
  font-size: 1.5rem;
}

.cta-band p {
  margin: 0;
  color: var(--text-muted);
  max-width: 52ch;
}

.page-hero {
  padding: 56px 20px 28px;
  border-bottom: 1px solid var(--border-subtle);
  background: rgba(21, 27, 35, 0.5);
}

.page-hero h1 {
  margin: 0 0 14px;
  font-size: clamp(1.85rem, 3.5vw, 2.35rem);
  letter-spacing: -0.03em;
}

.page-hero .lead {
  margin: 0;
  max-width: 65ch;
}

.split-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  gap: 40px;
  align-items: start;
}

.contact-card {
  padding: 26px;
  border-radius: 14px;
  border: 1px solid var(--border-subtle);
  background: var(--bg-slate);
}

.contact-card h2 {
  margin-top: 0;
  font-size: 1.25rem;
}

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

.contact-list li {
  margin-bottom: 14px;
  color: var(--text-muted);
}

.contact-list strong {
  color: var(--text-primary);
  display: block;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 4px;
}

form.lead-form {
  padding: 28px;
  border-radius: 14px;
  border: 1px solid var(--border-subtle);
  background: var(--bg-elevated);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-field.full {
  grid-column: 1 / -1;
}

label {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-muted);
}

input,
textarea,
select {
  font-family: var(--font-sans);
  font-size: 1rem;
  padding: 12px 14px;
  border-radius: 10px;
  border: 1px solid var(--border-subtle);
  background: var(--bg-deep);
  color: var(--text-primary);
}

textarea {
  min-height: 120px;
  resize: vertical;
}

.form-error {
  min-height: 1.25rem;
  font-size: 0.8125rem;
  color: var(--danger);
}

.form-actions {
  margin-top: 18px;
}

.form-note {
  margin-top: 12px;
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.timeline {
  border-left: 2px solid rgba(51, 153, 51, 0.45);
  margin-left: 12px;
  padding-left: 28px;
}

.timeline-step {
  position: relative;
  padding-bottom: 32px;
}

.timeline-step::before {
  content: "";
  position: absolute;
  left: -37px;
  top: 6px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--accent-node);
  box-shadow: 0 0 0 4px rgba(51, 153, 51, 0.25);
}

.timeline-step h3 {
  margin: 0 0 8px;
}

.timeline-step p {
  margin: 0;
  color: var(--text-muted);
}

.quote {
  margin: 24px 0;
  padding: 18px 20px;
  border-left: 4px solid var(--accent-node-soft);
  background: rgba(28, 36, 48, 0.65);
  color: var(--text-muted);
}

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

.profile-card {
  display: flex;
  gap: 18px;
  padding: 22px;
  border-radius: 14px;
  border: 1px solid var(--border-subtle);
  background: var(--bg-slate);
}

.avatar {
  width: 72px;
  height: 72px;
  border-radius: 16px;
  flex-shrink: 0;
  background: linear-gradient(145deg, rgba(51, 153, 51, 0.35), var(--bg-elevated));
  border: 1px solid rgba(104, 160, 99, 0.35);
}

.profile-card h3 {
  margin: 0 0 4px;
}

.profile-card .role {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent-node-soft);
  margin-bottom: 10px;
}

.profile-card p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.92rem;
}

.site-footer {
  margin-top: 48px;
  padding: 48px 20px 28px;
  border-top: 1px solid var(--border-subtle);
  background: #0c1016;
}

.footer-grid {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 28px;
}

.footer-col h3 {
  margin: 0 0 12px;
  font-size: 0.95rem;
}

.footer-col ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-col li {
  margin-bottom: 8px;
}

.footer-col a {
  color: var(--text-muted);
  text-decoration: none;
}

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

.footer-disclaimer {
  max-width: var(--max-width);
  margin: 28px auto 0;
  padding-top: 22px;
  border-top: 1px solid var(--border-subtle);
  font-size: 0.8125rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.footer-meta {
  max-width: var(--max-width);
  margin: 18px auto 0;
  font-size: 0.75rem;
  color: #64748b;
}

.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 2000;
  padding: 16px 20px;
  background: rgba(12, 16, 22, 0.97);
  border-top: 1px solid var(--border-subtle);
  box-shadow: 0 -12px 40px rgba(0, 0, 0, 0.45);
  display: none;
}

.cookie-banner.is-visible {
  display: block;
}

.cookie-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
  justify-content: space-between;
}

.cookie-inner p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.875rem;
  max-width: 720px;
}

.cookie-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.small-link {
  font-size: 0.8125rem;
}

.two-col {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px;
}

.legal h2 {
  margin-top: 32px;
  font-size: 1.2rem;
}

.legal h3 {
  margin-top: 22px;
  font-size: 1.05rem;
}

.legal p,
.legal li {
  color: var(--text-muted);
}

.legal ul {
  padding-left: 1.25rem;
}

/* Desktop: two-column grid — brand column never shares a row with nav (fixes overlap) */
@media (min-width: 861px) {
  .header-inner {
    display: grid;
    grid-template-columns: minmax(200px, 420px) minmax(0, 1fr);
    grid-template-areas:
      "hdr-brand hdr-ctas"
      "hdr-brand hdr-nav";
    grid-template-rows: auto auto;
    column-gap: 28px;
    row-gap: 14px;
    align-items: start;
    justify-content: initial;
    flex-wrap: unset;
  }

  .header-inner > .brand {
    grid-area: hdr-brand;
    align-self: start;
    max-width: 420px;
  }

  .header-inner > .cta-row {
    grid-area: hdr-ctas;
    justify-self: end;
    align-self: center;
  }

  .header-inner > .site-nav {
    grid-area: hdr-nav;
    align-self: start;
    width: 100%;
    flex: unset;
    min-width: 0;
  }

  .site-nav ul {
    justify-content: flex-end;
  }
}

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

  .grid-3 {
    grid-template-columns: 1fr;
  }

  .split-layout {
    grid-template-columns: 1fr;
  }

  .two-col {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 860px) {
  .nav-toggle {
    display: inline-flex;
  }

  .header-inner {
    display: flex;
    position: relative;
    flex-wrap: nowrap;
    align-items: center;
    gap: 12px;
  }

  .header-inner > .brand {
    grid-area: unset;
    max-width: none;
  }

  .header-inner > .cta-row {
    grid-area: unset;
    justify-self: unset;
  }

  .header-inner > .site-nav {
    flex: 0 0 auto;
    min-width: 0;
    grid-area: unset;
    width: auto;
  }

  .site-nav {
    position: absolute;
    top: calc(100% + 1px);
    left: 0;
    right: 0;
    background: rgba(15, 20, 25, 0.98);
    border-bottom: 1px solid var(--border-subtle);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.28s ease;
  }

  .site-nav.is-open {
    max-height: 520px;
    overflow-y: auto;
  }

  .site-nav ul {
    flex-direction: column;
    align-items: stretch;
    padding: 12px 20px 20px;
    gap: 4px;
  }

  .site-nav a {
    width: 100%;
  }

  .header-inner .cta-row {
    display: none;
  }
}

@media (max-width: 600px) {
  .form-grid {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 52px 16px;
  }

  .hero {
    padding-top: 64px;
  }
}