@import url("https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;500&family=Source+Sans+3:ital,wght@0,400;0,500;0,600;0,700;1,400&family=Tektur:wght@500;600;700&display=swap");

:root {
  --graphite: #16181c;
  --anthracite: #0e1013;
  --ink: #1f2329;
  --steel: #5b6774;
  --industrial: #8b939e;
  --concrete: #e6e8ec;
  --white: #ffffff;
  --offwhite: #f3f4f6;
  --paper: #fafafb;
  --signal: #e85d04;
  --signal-dark: #c44d03;
  --signal-soft: #fff1e6;
  --steel-blue: #3a536b;
  --line: rgba(22, 24, 28, 0.12);
  --line-strong: rgba(22, 24, 28, 0.22);
  --header-h: 4.5rem;
  --radius: 2px;
  --shadow: 0 18px 40px rgba(14, 16, 19, 0.16);
  --font-display: "Tektur", "Bahnschrift", "DIN Alternate", sans-serif;
  --font-body: "Source Sans 3", "Source Sans Pro", "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", "ui-monospace", monospace;
  --max: 1180px;
  --wide: 1360px;
}

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

html {
  scroll-behavior: smooth;
  hanging-punctuation: first last;
}

html, body {
  margin: 0;
  padding: 0;
  overflow-x: hidden;
}

body {
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--ink);
  background: var(--offwhite);
  word-break: break-word;
  overflow-wrap: anywhere;
  hyphens: auto;
  -webkit-hyphens: auto;
  padding-top: var(--header-h);
}

html.nav-open {
  overflow: hidden;
  height: 100%;
  overscroll-behavior: none;
}

body.nav-open,
body.modal-open {
  position: fixed;
  left: 0;
  right: 0;
  width: 100%;
  overflow: hidden;
  overscroll-behavior: none;
}

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

a {
  color: inherit;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

button,
input,
textarea,
select {
  font: inherit;
  word-break: break-word;
  overflow-wrap: anywhere;
  hyphens: auto;
}

h1,
h2,
h3,
h4,
h5,
h6,
p,
li,
label,
td,
th,
figcaption,
blockquote,
.btn,
.nav-link,
.meta-label,
.card,
.modal,
.form-group {
  word-break: break-word;
  overflow-wrap: anywhere;
  hyphens: auto;
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--graphite);
  margin: 0 0 0.7em;
}

h1 {
  font-size: clamp(2.15rem, 6vw, 4.6rem);
}

h2 {
  font-size: clamp(1.7rem, 3.6vw, 2.7rem);
}

h3 {
  font-size: clamp(1.15rem, 2vw, 1.4rem);
  letter-spacing: 0;
}

p {
  margin: 0 0 1rem;
}

ul,
ol {
  margin: 0 0 1rem;
  padding-left: 1.15rem;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -4rem;
  z-index: 10000;
  background: var(--signal);
  color: var(--white);
  padding: 0.7rem 1rem;
  font-weight: 600;
}

.skip-link:focus {
  top: 1rem;
}

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

.container {
  width: min(100% - 2rem, var(--max));
  margin-inline: auto;
}

.container-wide {
  width: min(100% - 2rem, var(--wide));
  margin-inline: auto;
}

.meta-label {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--steel);
  margin-bottom: 0.85rem;
}

.meta-label::before {
  content: "";
  width: 1.4rem;
  height: 1px;
  background: var(--signal);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  min-height: 3rem;
  padding: 0.75rem 1.25rem;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-family: var(--font-display);
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
  max-width: 100%;
}

.btn-cta {
  background: var(--signal);
  color: var(--white);
}

.btn-cta:hover,
.btn-cta:focus-visible {
  background: var(--signal-dark);
}

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

.btn-ghost {
  background: transparent;
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.38);
}

.btn-ghost:hover,
.btn-ghost:focus-visible {
  border-color: var(--white);
  background: rgba(255, 255, 255, 0.06);
}

.btn-dark {
  background: var(--graphite);
  color: var(--white);
}

.btn-dark:hover,
.btn-dark:focus-visible {
  background: #000;
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-h);
  background: rgba(14, 16, 19, 0.94);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(12px);
}

.site-header.is-scrolled {
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.28);
}

.header-inner {
  width: min(100% - 1.5rem, var(--wide));
  margin-inline: auto;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.logo {
  display: flex;
  align-items: center;
  flex: 0 0 auto;
  text-decoration: none;
}

.logo img {
  height: 1.7rem;
  width: auto;
}

.nav-toggle {
  display: none;
  width: 2.7rem;
  height: 2.7rem;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: transparent;
  color: var(--white);
  padding: 0;
  cursor: pointer;
  position: relative;
  z-index: 1002;
}

.nav-toggle-bars,
.nav-toggle-bars::before,
.nav-toggle-bars::after {
  display: block;
  width: 1.15rem;
  height: 1.5px;
  background: currentColor;
  margin: 0 auto;
  position: relative;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.nav-toggle-bars::before,
.nav-toggle-bars::after {
  content: "";
  position: absolute;
  left: 0;
}

.nav-toggle-bars::before {
  top: -6px;
}

.nav-toggle-bars::after {
  top: 6px;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bars {
  background: transparent;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bars::before {
  top: 0;
  transform: rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bars::after {
  top: 0;
  transform: rotate(-45deg);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.4rem;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 0.15rem 1rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-link {
  color: rgba(255, 255, 255, 0.78);
  text-decoration: none;
  font-size: 0.8rem;
  font-family: var(--font-display);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.35rem 0;
  border-bottom: 1px solid transparent;
  white-space: nowrap;
}

.nav-link:hover,
.nav-link[aria-current="page"] {
  color: var(--white);
  border-bottom-color: var(--signal);
}

.site-nav .btn-cta {
  min-height: 2.5rem;
  padding: 0.45rem 0.9rem;
  font-size: 0.74rem;
  white-space: normal;
}

.nav-overlay {
  display: none;
}

.hero {
  position: relative;
  min-height: calc(100vh - var(--header-h));
  display: grid;
  align-items: end;
  color: var(--white);
  background: var(--anthracite);
  overflow: hidden;
}

.hero-media {
  position: absolute;
  inset: 0;
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(0.18) contrast(1.05);
}

.hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(14, 16, 19, 0.88) 0%, rgba(14, 16, 19, 0.55) 48%, rgba(14, 16, 19, 0.28) 100%),
    linear-gradient(180deg, rgba(14, 16, 19, 0.18) 0%, rgba(14, 16, 19, 0.72) 100%);
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.45), transparent 80%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  width: min(100% - 2rem, var(--wide));
  margin: 0 auto;
  padding: 4.5rem 0 3.5rem;
}

.hero h1 {
  color: var(--white);
  max-width: 14ch;
  margin-bottom: 1rem;
}

.hero-lead {
  max-width: 42rem;
  font-size: clamp(1.05rem, 1.6vw, 1.25rem);
  color: rgba(255, 255, 255, 0.86);
}

.hero-coords {
  margin-top: 2rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.62);
}

.page-hero {
  min-height: 28rem;
  align-items: center;
}

.page-hero .hero-content {
  padding: 5.5rem 0 3rem;
}

.page-hero h1 {
  max-width: 16ch;
}

.section {
  padding: 5rem 0;
}

.section-dark {
  background: var(--graphite);
  color: var(--offwhite);
}

.section-dark h2,
.section-dark h3 {
  color: var(--white);
}

.section-light {
  background: var(--white);
}

.section-concrete {
  background: var(--concrete);
}

.split {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 3rem;
  align-items: center;
}

.split-reverse {
  grid-template-columns: 0.95fr 1.05fr;
}

.media-frame {
  position: relative;
}

.media-frame img {
  width: 100%;
  height: min(34rem, 68vw);
  object-fit: cover;
  filter: grayscale(0.08);
}

.media-frame::before {
  content: "";
  position: absolute;
  inset: auto 0 0 auto;
  width: 42%;
  height: 6px;
  background: var(--signal);
  z-index: 1;
}

.media-caption {
  position: absolute;
  left: 1rem;
  bottom: 1rem;
  z-index: 2;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--white);
  background: rgba(14, 16, 19, 0.72);
  padding: 0.4rem 0.6rem;
}

.metrics {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 1px;
  background: var(--line-strong);
  border: 1px solid var(--line-strong);
}

.metric {
  background: var(--white);
  padding: 1.6rem 1.1rem 1.35rem;
}

.metric-code {
  font-family: var(--font-mono);
  color: var(--signal);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
}

.metric h3 {
  margin: 0.55rem 0 0.4rem;
}

.metric p {
  margin: 0;
  color: var(--steel);
  font-size: 0.95rem;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.1rem;
}

.service-card {
  background: var(--white);
  border: 1px solid var(--line);
  padding: 1.5rem 1.3rem 1.35rem;
  position: relative;
  min-height: 100%;
}

.service-card::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 3px;
  height: 0;
  background: var(--signal);
  transition: height 0.25s ease;
}

.service-card:hover::after,
.service-card:focus-within::after {
  height: 100%;
}

.service-card a {
  text-decoration: none;
}

.service-index {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--signal);
  letter-spacing: 0.12em;
}

.flow {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0;
  position: relative;
}

.flow::before {
  content: "";
  position: absolute;
  left: 6%;
  right: 6%;
  top: 1.35rem;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--signal) 12%, var(--signal) 88%, transparent);
}

.flow-step {
  padding: 0 0.8rem 0.5rem;
  text-align: left;
}

.flow-node {
  width: 0.7rem;
  height: 0.7rem;
  border-radius: 50%;
  background: var(--signal);
  margin-bottom: 1.1rem;
  position: relative;
  z-index: 1;
  box-shadow: 0 0 0 6px var(--white);
}

.flow-step h3 {
  margin-bottom: 0.4rem;
}

.flow-step p {
  color: var(--steel);
  margin: 0;
}

.cta-band {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.03), transparent 40%),
    radial-gradient(circle at 80% 20%, rgba(232, 93, 4, 0.16), transparent 32%),
    var(--anthracite);
  color: var(--white);
  padding: 4.5rem 0;
  position: relative;
  overflow: hidden;
}

.cta-band::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 56px 56px;
  opacity: 0.5;
}

.cta-band .container {
  position: relative;
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 2rem;
}

.cta-band h2 {
  color: var(--white);
  max-width: 14ch;
  margin: 0;
}

.process-list {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}

.process-item {
  display: grid;
  grid-template-columns: 5.5rem 1fr;
  gap: 1.2rem;
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--line);
}

.process-item span {
  font-family: var(--font-mono);
  color: var(--signal);
  letter-spacing: 0.08em;
}

.industry-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0.8rem;
}

.industry-card {
  background: var(--graphite);
  color: var(--white);
  min-height: 11rem;
  padding: 1.2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.industry-card h3 {
  color: var(--white);
  margin: 0;
}

.track-demo {
  background: var(--white);
  border: 1px solid var(--line-strong);
  padding: 1.5rem;
  box-shadow: var(--shadow);
}

.track-head {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  border-bottom: 1px solid var(--line);
  padding-bottom: 1rem;
  margin-bottom: 1rem;
}

.track-status {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--graphite);
  background: var(--signal-soft);
  border: 1px solid #f0c8a6;
  padding: 0.3rem 0.55rem;
}

.track-route {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 0.8rem;
  align-items: center;
}

.track-line {
  height: 2px;
  background: linear-gradient(90deg, var(--graphite), var(--signal));
  position: relative;
}

.track-line::after {
  content: "";
  position: absolute;
  right: 0;
  top: -4px;
  width: 10px;
  height: 10px;
  background: var(--signal);
  border-radius: 50%;
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 2.5rem;
  align-items: start;
}

.contact-panel {
  background: var(--graphite);
  color: var(--white);
  padding: 2rem 1.6rem;
  position: relative;
}

.contact-panel::after {
  content: "";
  position: absolute;
  right: 0;
  top: 1.4rem;
  width: 4px;
  height: 4.2rem;
  background: var(--signal);
}

.contact-panel h2 {
  color: var(--white);
}

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

.contact-list li {
  margin-bottom: 1rem;
}

.contact-list span {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--industrial);
  margin-bottom: 0.2rem;
}

.form-group {
  margin-bottom: 1.05rem;
}

.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.4rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  border: 1px solid var(--line-strong);
  background: var(--white);
  padding: 0.85rem 0.9rem;
  border-radius: var(--radius);
  color: var(--graphite);
}

.form-group textarea {
  min-height: 8.5rem;
  resize: vertical;
}

.form-group.has-error input,
.form-group.has-error textarea {
  border-color: #b42318;
}

.field-error {
  min-height: 1.2rem;
  margin: 0.35rem 0 0;
  color: #b42318;
  font-size: 0.9rem;
}

.form-submit {
  width: 100%;
  background: var(--signal);
  color: var(--white);
  border: 0;
}

.form-submit:hover,
.form-submit:focus-visible {
  background: var(--signal-dark);
}

.form-submit:active {
  transform: translateY(1px);
}

.form-submit.is-success {
  background: #2f6b3a;
}

.legal-content h2 {
  margin-top: 2rem;
}

.legal-content h2:first-child {
  margin-top: 0;
}

.site-footer {
  background: var(--anthracite);
  color: rgba(255, 255, 255, 0.82);
  padding: 3.4rem 0 1.5rem;
  border-top: 3px solid var(--signal);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr 1fr;
  gap: 2rem;
}

.site-footer h2,
.site-footer h3 {
  color: var(--white);
  font-size: 1rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.footer-brand p,
.footer-block p {
  margin: 0 0 0.35rem;
}

.social-list,
.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.social-list li,
.footer-links li {
  margin-bottom: 0.45rem;
}

.social-list a,
.footer-links a {
  color: rgba(255, 255, 255, 0.82);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.social-list a:hover,
.footer-links a:hover {
  color: var(--white);
  border-bottom-color: var(--signal);
}

.footer-copy {
  margin-top: 2.4rem;
  padding-top: 1.2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.62);
}

.modal {
  position: fixed;
  inset: 0;
  z-index: 3000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

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

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(14, 16, 19, 0.72);
}

.modal-dialog {
  position: relative;
  z-index: 1;
  width: min(100%, 32rem);
  max-height: min(86vh, 40rem);
  overflow: auto;
  background: var(--white);
  padding: 3.2rem 1.4rem 1.4rem;
  box-shadow: var(--shadow);
}

.modal-close {
  position: absolute;
  top: 0.7rem;
  right: 0.7rem;
  min-height: 2.4rem;
  padding: 0.35rem 0.65rem;
  border: 1px solid var(--line-strong);
  background: var(--white);
  cursor: pointer;
  font-family: var(--font-display);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.reveal {
  opacity: 0;
  transform: translateY(16px);
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
  transition: opacity 0.55s ease, transform 0.55s ease;
}

.map-chip {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: 1px solid var(--line-strong);
  padding: 0.25rem 0.5rem;
  margin: 0 0.35rem 0.35rem 0;
}

.route-aside {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--steel);
  letter-spacing: 0.06em;
}

@media (max-width: 1279px) {
  .nav-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .nav-overlay {
    display: block;
    position: fixed;
    inset: 0;
    background: rgba(8, 9, 11, 0.55);
    opacity: 0;
    pointer-events: none;
    z-index: 999;
    transition: opacity 0.2s ease;
  }

  .nav-overlay.is-visible {
    opacity: 1;
    pointer-events: auto;
  }

  .site-nav {
    position: fixed;
    top: var(--header-h);
    right: 0;
    width: min(22rem, 100%);
    height: calc(100dvh - var(--header-h));
    background: var(--graphite);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 1rem 1.1rem 1.5rem;
    transform: translateX(110%);
    transition: transform 0.24s ease;
    overflow: auto;
    z-index: 1001;
    visibility: hidden;
    pointer-events: none;
  }

  .site-nav.is-open {
    transform: none;
    visibility: visible;
    pointer-events: auto;
  }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }

  .nav-link {
    display: block;
    padding: 0.85rem 0.2rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    font-size: 0.95rem;
  }

  .site-nav .btn-cta {
    margin-top: 1rem;
    width: 100%;
    min-height: 3rem;
  }

  .flow,
  .split,
  .split-reverse,
  .contact-grid,
  .cta-band .container {
    grid-template-columns: 1fr;
    display: grid;
  }

  .metrics,
  .card-grid,
  .industry-grid,
  .footer-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }

  .cta-band .container {
    align-items: start;
  }

  .flow::before {
    display: none;
  }

  .flow-node {
    box-shadow: none;
  }
}

@media (max-width: 720px) {
  .section {
    padding: 3.2rem 0;
  }

  .card-grid,
  .metrics,
  .industry-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .process-item {
    grid-template-columns: 1fr;
    gap: 0.3rem;
  }

  .track-route {
    grid-template-columns: 1fr;
  }

  .hero-content,
  .page-hero .hero-content {
    padding-top: 3.4rem;
  }

  .media-frame img {
    height: 16rem;
  }
}

@media (min-width: 1600px) {
  .hero-content {
    padding-bottom: 4.8rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}