:root {
  --bg: #F4F6F9;
  --surface: #FFFFFF;
  --ink: #2E2F34;
  --ink-soft: #4A525A;
  --ink-muted: #838C94;
  --teal: #0FAC9B;
  --gold: #B98A2E;
  --gold-soft: #EFE3C8;
  --line: #DCE1E6;
  --navy-deep: #232428;
  --radius-sm: 4px;
  --radius-md: 10px;
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;
  --rail-width: 220px;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink-soft);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
  font-family: var(--font-display);
  color: var(--ink);
  margin: 0;
  letter-spacing: -0.01em;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font-family: var(--font-body);
  cursor: pointer;
}

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

/* ---------- Route rail (signature element) ---------- */

.route-rail {
  position: fixed;
  left: 0;
  top: 0;
  bottom: 0;
  width: var(--rail-width);
  display: flex;
  align-items: stretch;
  z-index: 40;
  pointer-events: none;
}

#route-svg {
  position: absolute;
  left: 38px;
  top: 0;
  height: 100%;
}

.route-nodes {
  position: relative;
  margin: auto 0 auto 24px;
  display: flex;
  flex-direction: column;
  gap: 96px;
  pointer-events: auto;
  padding-left: 0;
}

.route-node {
  display: flex;
  align-items: center;
  gap: 12px;
  background: none;
  border: none;
  padding: 0;
  text-align: left;
}

.node-dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--surface);
  border: 2px solid var(--line);
  flex-shrink: 0;
  transition: border-color 0.3s ease, background 0.3s ease, transform 0.3s ease;
}

.route-node.active .node-dot {
  border-color: var(--gold);
  background: var(--gold);
  transform: scale(1.15);
}

.node-label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.03em;
  color: var(--ink-muted);
  transition: color 0.3s ease;
}

.route-node.active .node-label {
  color: var(--ink);
}

@media (max-width: 1080px) {
  .route-rail { display: none; }
}

/* ---------- Nav ---------- */

.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(244, 246, 249, 0.9);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}

.nav-inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 18px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand-icon {
  height: 36px;
  width: auto;
  display: block;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1;
}

.brand-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  color: var(--teal);
  letter-spacing: 0.03em;
}

.brand-tagline {
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--ink-muted);
  letter-spacing: 0.07em;
  text-transform: uppercase;
  margin-top: 3px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  font-size: 14px;
  color: var(--ink-soft);
}

.nav-links a:hover { color: var(--ink); }

.nav-cta {
  font-family: var(--font-mono);
  font-size: 13px;
  border: 1px solid var(--ink);
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  color: var(--ink);
}

.nav-cta:hover { background: var(--ink); color: var(--surface); }

.nav-toggle { display: none; background: none; border: none; flex-direction: column; gap: 5px; }
.nav-toggle span { width: 22px; height: 2px; background: var(--ink); display: block; }

@media (max-width: 760px) {
  .nav-links { display: none; }
  .nav-toggle { display: flex; }
}

/* ---------- Layout shell ---------- */

main {
  margin-left: 0;
}

@media (min-width: 1081px) {
  main, .nav-inner, footer .footer-inner { margin-left: var(--rail-width); }
}

section {
  padding: 96px 32px;
  max-width: 900px;
  margin: 0 auto;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--teal);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin: 0 0 16px;
}

/* ---------- Hero ---------- */

.hero {
  position: relative;
  max-width: none;
  padding: 140px 32px 100px;
  overflow: hidden;
}

.hero-lines {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.55;
}

.signal-path {
  fill: none;
  stroke: var(--teal);
  stroke-width: 1.5;
  stroke-dasharray: 6 8;
  opacity: 0.35;
  animation: dash 22s linear infinite;
}

.signal-path.delay-1 { stroke: var(--gold); opacity: 0.3; animation-duration: 26s; }
.signal-path.delay-2 { stroke: var(--ink); opacity: 0.18; animation-duration: 30s; }

@keyframes dash {
  to { stroke-dashoffset: -280; }
}

.signal-node {
  fill: var(--gold);
  opacity: 0.6;
}

.hero-content {
  position: relative;
  max-width: 760px;
  margin: 0 auto;
  text-align: left;
}

.hero h1 {
  font-size: clamp(2.2rem, 4.2vw, 3.4rem);
  line-height: 1.12;
  margin-bottom: 24px;
}

.hero h1 .hl { color: var(--teal); }

.hero-lede {
  font-size: 18px;
  color: var(--ink-soft);
  max-width: 560px;
  margin: 0 0 40px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 64px;
}

.btn {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 15px;
  padding: 14px 26px;
  border-radius: var(--radius-sm);
  display: inline-block;
  border: 1px solid transparent;
  transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}

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

.btn-primary:hover { background: var(--navy-deep); transform: translateY(-1px); }

.btn-ghost {
  border-color: var(--ink);
  color: var(--ink);
}

.btn-ghost:hover { background: var(--surface); }

.btn-wide { width: 100%; text-align: center; border: none; }

.hero-stats {
  display: flex;
  gap: 48px;
  flex-wrap: wrap;
  border-top: 1px solid var(--line);
  padding-top: 28px;
}

.stat { display: flex; flex-direction: column; gap: 4px; }

.stat-value {
  font-family: var(--font-display);
  font-size: 28px;
  color: var(--ink);
  font-weight: 600;
}

.stat-label {
  font-size: 13px;
  color: var(--ink-muted);
  max-width: 160px;
}

/* ---------- Pitch ---------- */

.pitch { padding-top: 40px; }

.pitch-inner { max-width: 720px; }

blockquote {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.6vw, 1.9rem);
  color: var(--ink);
  line-height: 1.4;
  margin: 0 0 28px;
  padding-left: 24px;
  border-left: 3px solid var(--gold);
}

.pitch-body {
  font-size: 16px;
  color: var(--ink-soft);
  max-width: 620px;
}

/* ---------- Services ---------- */

.services { max-width: 1000px; }

.section-head { max-width: 640px; margin-bottom: 48px; }

.section-head h2 {
  font-size: clamp(1.6rem, 3vw, 2.1rem);
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.service-card {
  background: var(--surface);
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
}

.service-top {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 14px;
}

.service-index {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--gold);
}

.service-card h3 {
  font-size: 18px;
}

.service-summary {
  font-size: 14.5px;
  color: var(--ink-soft);
  margin: 0 0 18px;
  flex-grow: 1;
}

.service-toggle {
  background: none;
  border: none;
  padding: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--teal);
  display: flex;
  align-items: center;
  gap: 6px;
  align-self: flex-start;
}

.chev { transition: transform 0.25s ease; display: inline-block; }

.service-card[data-open="true"] .chev { transform: rotate(90deg); }

.service-detail {
  list-style: none;
  margin: 0;
  padding: 0;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, margin-top 0.35s ease;
}

.service-card[data-open="true"] .service-detail {
  max-height: 400px;
  margin-top: 18px;
}

.service-detail li {
  font-size: 14px;
  color: var(--ink-soft);
  padding: 10px 0;
  border-top: 1px solid var(--line);
}

.service-detail li strong { color: var(--ink); }

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

/* ---------- Process ---------- */

.process { max-width: 1000px; }

.process-track {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.process-step {
  border-top: 2px solid var(--ink);
  padding-top: 16px;
}

.process-marker {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--gold);
  display: block;
  margin-bottom: 10px;
}

.process-step h3 {
  font-size: 16px;
  margin-bottom: 8px;
}

.process-step p {
  font-size: 14px;
  color: var(--ink-soft);
  margin: 0;
}

@media (max-width: 760px) {
  .process-track { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
  .process-track { grid-template-columns: 1fr; }
}

/* ---------- CTA final ---------- */

.cta-final {
  max-width: none;
  background: var(--navy-deep);
  color: #C7D0DA;
  padding: 100px 32px;
}

.cta-final .eyebrow { color: var(--gold); }

.cta-inner {
  max-width: 640px;
  margin: 0 auto;
}

.cta-final h2 {
  color: #FFFFFF;
  font-size: clamp(1.6rem, 3.2vw, 2.2rem);
  margin-bottom: 18px;
}

.cta-copy {
  font-size: 16px;
  color: #A9B4C0;
  margin-bottom: 40px;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.contact-form label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 13px;
  color: #8FA0B2;
  font-family: var(--font-mono);
}

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

.contact-form input,
.contact-form select,
.contact-form textarea {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.16);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  color: #F4F6F9;
  font-family: var(--font-body);
  font-size: 14.5px;
  resize: vertical;
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: #5D6C7C;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--gold);
}

.contact-form .btn-primary {
  background: var(--gold);
  color: var(--navy-deep);
  margin-top: 8px;
}

.contact-form .btn-primary:hover { background: #CC9C3E; }

.form-status {
  min-height: 20px;
  font-size: 14px;
  margin: 0;
}

.form-status.success { color: #6FCF97; }
.form-status.error { color: #EB8686; }

@media (max-width: 620px) {
  .form-row { grid-template-columns: 1fr; }
}

/* ---------- Footer ---------- */

.site-footer {
  padding: 32px;
  border-top: 1px solid var(--line);
}

.footer-inner {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 13px;
  color: var(--ink-muted);
}

.footer-icon {
  height: 24px;
  width: auto;
  display: block;
}