:root {
  --ink: #07121d;
  --ink-soft: #14283a;
  --blue: #0b84d4;
  --blue-bright: #24a8ff;
  --blue-pale: #eaf6fd;
  --cyan: #74d8ff;
  --paper: #ffffff;
  --surface: #f3f7fa;
  --line: #dbe5ec;
  --muted: #617181;
  --radius: 22px;
  --shadow: 0 24px 70px rgba(7, 18, 29, 0.12);
  --container: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body.menu-open {
  overflow: hidden;
}

img,
svg {
  display: block;
}

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

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button {
  font: inherit;
}

:focus-visible {
  outline: 3px solid var(--cyan);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 1000;
  padding: 10px 16px;
  color: var(--paper);
  background: var(--ink);
  border-radius: 10px;
  transform: translateY(-150%);
  transition: transform 180ms ease;
}

.skip-link:focus {
  transform: translateY(0);
}

.container {
  width: min(calc(100% - 40px), var(--container));
  margin-inline: auto;
}

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  border-bottom: 1px solid transparent;
  transition: background-color 220ms ease, border-color 220ms ease, box-shadow 220ms ease;
}

.site-header.is-scrolled,
.site-header.menu-visible {
  background: rgba(255, 255, 255, 0.94);
  border-color: rgba(7, 18, 29, 0.08);
  box-shadow: 0 10px 40px rgba(7, 18, 29, 0.06);
  backdrop-filter: blur(16px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 82px;
}

.brand {
  position: relative;
  z-index: 2;
  display: inline-flex;
  width: 184px;
  padding: 8px 10px;
  background: var(--paper);
  border-radius: 10px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
}

.brand img {
  width: 100%;
  height: auto;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 34px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 14px;
  font-weight: 600;
}

.site-header.is-scrolled .site-nav,
.site-header.menu-visible .site-nav {
  color: var(--ink-soft);
}

.site-nav > a:not(.nav-login) {
  position: relative;
}

.site-nav > a:not(.nav-login)::after {
  position: absolute;
  right: 0;
  bottom: -7px;
  left: 0;
  height: 2px;
  content: "";
  background: var(--blue);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 180ms ease;
}

.site-nav > a:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

.nav-login {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 15px;
  color: var(--paper);
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  transition: background-color 180ms ease, color 180ms ease, border-color 180ms ease;
}

.site-header.is-scrolled .nav-login,
.site-header.menu-visible .nav-login {
  color: var(--paper);
  background: var(--ink);
  border-color: var(--ink);
}

.nav-login:hover {
  background: var(--blue);
  border-color: var(--blue);
}

.nav-login svg,
.button svg,
.contact-link svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}

.menu-toggle {
  position: relative;
  z-index: 2;
  display: none;
  width: 46px;
  height: 46px;
  padding: 0;
  color: inherit;
  background: transparent;
  border: 0;
  border-radius: 50%;
  cursor: pointer;
}

.menu-toggle span {
  position: absolute;
  left: 11px;
  width: 24px;
  height: 2px;
  background: var(--paper);
  transition: transform 180ms ease, top 180ms ease, opacity 180ms ease, background-color 180ms ease;
}

.menu-toggle span:nth-child(1) { top: 14px; }
.menu-toggle span:nth-child(2) { top: 22px; }
.menu-toggle span:nth-child(3) { top: 30px; }

.site-header.is-scrolled .menu-toggle span,
.site-header.menu-visible .menu-toggle span {
  background: var(--ink);
}

.menu-toggle[aria-expanded="true"] span:nth-child(1) { top: 22px; transform: rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-toggle[aria-expanded="true"] span:nth-child(3) { top: 22px; transform: rotate(-45deg); }

.hero {
  position: relative;
  min-height: 810px;
  overflow: hidden;
  color: var(--paper);
  background:
    radial-gradient(circle at 75% 44%, rgba(11, 132, 212, 0.15), transparent 32%),
    linear-gradient(135deg, #07121d 0%, #091929 58%, #07121d 100%);
}

.hero-grid {
  position: absolute;
  inset: 0;
  opacity: 0.13;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.14) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.14) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(to bottom, #000, transparent 88%);
}

.hero-glow {
  position: absolute;
  width: 440px;
  aspect-ratio: 1;
  background: var(--blue);
  border-radius: 50%;
  filter: blur(130px);
  opacity: 0.12;
}

.hero-glow-one { top: -250px; right: 10%; }
.hero-glow-two { bottom: -330px; left: -160px; opacity: 0.08; }

.hero-layout {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(460px, 0.92fr);
  gap: clamp(50px, 7vw, 94px);
  align-items: center;
  min-height: 740px;
  padding-top: 112px;
  padding-bottom: 54px;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 22px;
  color: rgba(255, 255, 255, 0.64);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
  line-height: 1.3;
  text-transform: uppercase;
}

.eyebrow > span {
  width: 26px;
  height: 2px;
  background: var(--blue-bright);
}

.eyebrow-dark {
  color: var(--blue);
}

.hero h1 {
  max-width: 650px;
  margin: 0;
  font-size: clamp(48px, 5.5vw, 76px);
  font-weight: 650;
  letter-spacing: -0.055em;
  line-height: 0.99;
}

.hero h1 em {
  color: var(--blue-bright);
  font-style: normal;
}

.hero-lead {
  max-width: 600px;
  margin: 28px 0 0;
  color: rgba(255, 255, 255, 0.68);
  font-size: 19px;
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 36px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 54px;
  padding: 0 24px;
  font-size: 14px;
  font-weight: 700;
  border: 1px solid transparent;
  border-radius: 999px;
  transition: transform 180ms ease, background-color 180ms ease, border-color 180ms ease;
}

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

.button-primary {
  color: var(--paper);
  background: var(--blue);
}

.button-primary:hover {
  background: #0b95ed;
}

.button-secondary {
  color: var(--paper);
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.18);
}

.button-secondary:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.3);
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin: 36px 0 0;
  padding: 0;
  color: rgba(255, 255, 255, 0.48);
  font-size: 12px;
  list-style: none;
}

.hero-tags li {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.hero-tags span {
  width: 5px;
  height: 5px;
  background: var(--cyan);
  border-radius: 50%;
  box-shadow: 0 0 12px var(--cyan);
}

.monitor-card {
  position: relative;
  overflow: hidden;
  background: rgba(13, 31, 47, 0.92);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 26px;
  box-shadow: 0 40px 100px rgba(0, 0, 0, 0.34);
  transform: perspective(1200px) rotateY(-3deg) rotateX(1deg);
}

.monitor-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 62px;
  padding: 0 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.monitor-topbar > div,
.monitor-stats strong {
  display: flex;
  align-items: center;
  gap: 9px;
}

.status-dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  background: #44dc9c;
  border-radius: 50%;
  box-shadow: 0 0 10px rgba(68, 220, 156, 0.8);
}

.monitor-topbar strong {
  font-size: 14px;
}

.live-label {
  color: rgba(255, 255, 255, 0.45);
  font-size: 11px;
}

.monitor-map {
  position: relative;
  height: 330px;
  overflow: hidden;
  background-color: #0b1b29;
  background-image:
    linear-gradient(31deg, transparent 46%, rgba(104, 135, 157, 0.14) 47%, rgba(104, 135, 157, 0.14) 49%, transparent 50%),
    linear-gradient(127deg, transparent 45%, rgba(104, 135, 157, 0.13) 46%, rgba(104, 135, 157, 0.13) 48%, transparent 49%),
    linear-gradient(rgba(74, 102, 123, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(74, 102, 123, 0.06) 1px, transparent 1px);
  background-position: 0 0, 10px -30px, 0 0, 0 0;
  background-size: 150px 110px, 190px 140px, 28px 28px, 28px 28px;
}

.monitor-map::before,
.monitor-map::after {
  position: absolute;
  content: "";
  background: rgba(38, 83, 111, 0.16);
  border: 1px solid rgba(75, 141, 183, 0.09);
}

.monitor-map::before {
  inset: 34px 54% 44% 28px;
  border-radius: 45% 55% 34% 66%;
  transform: rotate(18deg);
}

.monitor-map::after {
  inset: 55% 30px 24px 65%;
  border-radius: 54% 46% 62% 38%;
  transform: rotate(-9deg);
}

.route {
  position: absolute;
  inset: 0;
  z-index: 1;
  width: 100%;
  height: 100%;
  overflow: visible;
}

.route path,
.route circle {
  fill: none;
  stroke-linecap: round;
}

.route-shadow {
  stroke: rgba(36, 168, 255, 0.2);
  stroke-width: 12;
}

.route-line {
  stroke: var(--blue-bright);
  stroke-dasharray: 7 9;
  stroke-width: 2.5;
}

.route circle {
  fill: var(--paper);
  stroke: var(--blue);
  stroke-width: 4;
}

.map-label {
  position: absolute;
  z-index: 1;
  color: rgba(255, 255, 255, 0.25);
  font-size: 9px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.map-label-a { top: 38px; left: 40px; transform: rotate(28deg); }
.map-label-b { right: 35px; bottom: 45px; }
.map-label-c { top: 28%; right: 22%; transform: rotate(-31deg); }

.vehicle-marker {
  position: absolute;
  z-index: 3;
  top: 42%;
  left: 43%;
  display: grid;
  width: 46px;
  height: 46px;
  color: var(--paper);
  background: var(--blue);
  border: 4px solid rgba(255, 255, 255, 0.88);
  border-radius: 50%;
  place-items: center;
  box-shadow: 0 0 0 10px rgba(11, 132, 212, 0.13), 0 12px 32px rgba(0, 0, 0, 0.4);
}

.vehicle-marker svg {
  width: 23px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}

.vehicle-popover {
  position: absolute;
  z-index: 4;
  top: 19%;
  left: 51%;
  display: grid;
  min-width: 145px;
  padding: 12px 14px;
  background: rgba(7, 18, 29, 0.92);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 12px;
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.3);
}

.vehicle-popover span {
  margin-bottom: 2px;
  color: #44dc9c;
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.vehicle-popover strong { font-size: 12px; }
.vehicle-popover small { color: rgba(255, 255, 255, 0.42); font-size: 9px; }

.monitor-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  padding: 17px 20px 19px;
}

.monitor-stats > div {
  padding-inline: 14px;
  border-right: 1px solid rgba(255, 255, 255, 0.08);
}

.monitor-stats > div:first-child { padding-left: 0; }
.monitor-stats > div:last-child { padding-right: 0; border-right: 0; }
.monitor-stats span { display: block; color: rgba(255, 255, 255, 0.38); font-size: 9px; }
.monitor-stats strong { margin-top: 2px; color: rgba(255, 255, 255, 0.84); font-size: 11px; }
.monitor-stats i { width: 5px; height: 5px; }

.hero-footnote {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: flex-end;
  gap: 34px;
  padding-bottom: 26px;
  color: rgba(255, 255, 255, 0.34);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero-footnote span:not(:last-child)::after {
  margin-left: 34px;
  content: "/";
  color: var(--blue);
}

.section {
  padding: 120px 0;
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 420px);
  gap: 60px;
  align-items: end;
  margin-bottom: 58px;
}

.section-heading h2,
.about-heading h2,
.platform-copy h2,
.contact-copy h2 {
  max-width: 780px;
  margin: 0;
  font-size: clamp(38px, 4.2vw, 58px);
  font-weight: 650;
  letter-spacing: -0.045em;
  line-height: 1.08;
}

.section-heading > p,
.platform-copy > p:not(.eyebrow),
.contact-copy > p:not(.eyebrow) {
  margin: 0;
  color: var(--muted);
  font-size: 17px;
}

.outcomes-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.outcome-card {
  position: relative;
  min-height: 330px;
  padding: 34px;
  overflow: hidden;
  background: var(--surface);
  border: 1px solid transparent;
  border-radius: var(--radius);
  transition: transform 220ms ease, border-color 220ms ease, box-shadow 220ms ease;
}

.outcome-card:hover {
  border-color: var(--line);
  box-shadow: 0 20px 55px rgba(7, 18, 29, 0.08);
  transform: translateY(-5px);
}

.card-index {
  position: absolute;
  top: 28px;
  right: 28px;
  color: #aab8c3;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.icon-box,
.service-icon {
  display: grid;
  width: 52px;
  height: 52px;
  color: var(--blue);
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 15px;
  place-items: center;
}

.icon-box svg,
.service-icon svg {
  width: 25px;
  height: 25px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.6;
}

.outcome-card h3 {
  margin: 70px 0 10px;
  font-size: 24px;
  letter-spacing: -0.025em;
}

.outcome-card p {
  margin: 0;
  color: var(--muted);
}

.services {
  background: var(--surface);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.service-card {
  display: flex;
  flex-direction: column;
  min-height: 300px;
  padding: 28px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: transform 220ms ease, box-shadow 220ms ease;
}

.service-card:hover {
  box-shadow: var(--shadow);
  transform: translateY(-4px);
}

.service-card-featured {
  position: relative;
  grid-column: span 2;
  color: var(--paper);
  background:
    radial-gradient(circle at 88% 12%, rgba(36, 168, 255, 0.23), transparent 28%),
    var(--ink);
  border-color: var(--ink);
}

.service-card:last-child {
  grid-column: span 3;
  min-height: 240px;
}

.service-card-featured::after {
  position: absolute;
  right: 7%;
  bottom: 8%;
  width: 38%;
  aspect-ratio: 1;
  content: "";
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 50%;
  box-shadow: 0 0 0 32px rgba(255, 255, 255, 0.035), 0 0 0 64px rgba(255, 255, 255, 0.02);
}

.service-card-featured .service-icon {
  color: var(--paper);
  background: var(--blue);
  border-color: var(--blue);
}

.service-card h3 {
  margin: 54px 0 10px;
  font-size: 22px;
  letter-spacing: -0.025em;
  line-height: 1.25;
}

.service-card p {
  max-width: 510px;
  margin: 0;
  color: var(--muted);
}

.service-card-featured h3 {
  margin-top: 24px;
  font-size: 32px;
}

.service-card-featured p {
  color: rgba(255, 255, 255, 0.58);
}

.service-kicker {
  color: var(--blue-bright) !important;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.service-card > a {
  position: relative;
  z-index: 1;
  margin-top: auto;
  color: var(--blue-bright);
  font-size: 13px;
  font-weight: 700;
}

.service-card > a span {
  display: inline-block;
  margin-left: 5px;
  transition: transform 180ms ease;
}

.service-card > a:hover span,
.text-link:hover span {
  transform: translateX(5px);
}

.platform-section {
  position: relative;
  overflow: hidden;
  padding: 120px 0;
  color: var(--paper);
  background: var(--ink);
}

.platform-section::before {
  position: absolute;
  top: -40%;
  right: -15%;
  width: 70%;
  aspect-ratio: 1;
  content: "";
  background: radial-gradient(circle, rgba(11, 132, 212, 0.18), transparent 66%);
}

.platform-layout {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(430px, 0.78fr);
  gap: clamp(70px, 11vw, 150px);
}

.platform-copy {
  align-self: center;
}

.platform-copy > p:not(.eyebrow) {
  max-width: 570px;
  margin-top: 26px;
  color: rgba(255, 255, 255, 0.56);
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-top: 30px;
  color: var(--blue-bright);
  font-size: 14px;
  font-weight: 700;
}

.text-link span {
  transition: transform 180ms ease;
}

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

.platform-steps li {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 24px;
  padding: 32px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.11);
}

.platform-steps li:last-child {
  border-bottom: 1px solid rgba(255, 255, 255, 0.11);
}

.platform-steps li > span {
  color: var(--blue-bright);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.platform-steps h3 {
  margin: 0 0 5px;
  font-size: 21px;
}

.platform-steps p {
  margin: 0;
  color: rgba(255, 255, 255, 0.48);
}

.about-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(440px, 0.82fr);
  gap: clamp(70px, 11vw, 150px);
}

.about-lead {
  margin: 0 0 22px;
  color: var(--ink);
  font-size: 21px;
  font-weight: 500;
  line-height: 1.5;
}

.about-content > p:not(.about-lead) {
  margin: 0;
  color: var(--muted);
}

.about-list {
  margin: 34px 0 0;
  padding: 0;
  list-style: none;
}

.about-list li {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 8px;
  padding: 17px 0;
  font-weight: 650;
  border-top: 1px solid var(--line);
}

.about-list li:last-child {
  border-bottom: 1px solid var(--line);
}

.about-list span {
  color: var(--blue);
  font-size: 10px;
  letter-spacing: 0.1em;
}

.contact-section {
  padding: 0 0 34px;
}

.contact-panel {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(370px, 0.72fr);
  gap: clamp(50px, 9vw, 110px);
  padding: clamp(44px, 7vw, 84px);
  overflow: hidden;
  color: var(--paper);
  background:
    radial-gradient(circle at 90% 10%, rgba(36, 168, 255, 0.27), transparent 33%),
    linear-gradient(135deg, #091725, #07121d);
  border-radius: 30px;
}

.contact-panel::after {
  position: absolute;
  right: -10%;
  bottom: -52%;
  width: 48%;
  aspect-ratio: 1;
  content: "";
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 50%;
  box-shadow: 0 0 0 45px rgba(255, 255, 255, 0.025), 0 0 0 90px rgba(255, 255, 255, 0.015);
}

.contact-copy {
  position: relative;
  z-index: 1;
}

.contact-copy > p:not(.eyebrow) {
  max-width: 530px;
  margin-top: 24px;
  color: rgba(255, 255, 255, 0.52);
}

.contact-actions {
  position: relative;
  z-index: 1;
  display: grid;
  align-content: center;
}

.contact-link {
  position: relative;
  display: grid;
  padding: 22px 38px 22px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.contact-link:last-child {
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}

.contact-link span {
  color: rgba(255, 255, 255, 0.42);
  font-size: 11px;
}

.contact-link strong {
  margin-top: 3px;
  font-size: clamp(19px, 2.1vw, 25px);
  letter-spacing: -0.02em;
}

.contact-link svg {
  position: absolute;
  top: 50%;
  right: 4px;
  color: var(--blue-bright);
  transform: translateY(-50%);
  transition: transform 180ms ease;
}

.contact-link:hover svg {
  transform: translate(4px, calc(-50% - 4px));
}

.site-footer {
  padding: 55px 0 30px;
}

.footer-main {
  display: grid;
  grid-template-columns: 220px 1fr auto;
  gap: 50px;
  align-items: start;
  padding-bottom: 48px;
}

.brand-footer {
  width: 142px;
  padding: 0;
  background: transparent;
  border-radius: 0;
  box-shadow: none;
}

.footer-main > p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.footer-main nav {
  display: grid;
  grid-template-columns: repeat(2, auto);
  gap: 10px 36px;
  font-size: 14px;
  font-weight: 600;
}

.footer-main nav a:hover {
  color: var(--blue);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  padding-top: 24px;
  color: #8a98a5;
  font-size: 11px;
  border-top: 1px solid var(--line);
}

.mobile-contact-bar {
  display: none;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 600ms ease, transform 600ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 980px) {
  .header-inner { min-height: 72px; }
  .brand { width: 164px; }
  .menu-toggle { display: block; }

  .site-nav {
    position: fixed;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    justify-content: center;
    gap: 0;
    padding: 100px max(24px, calc((100vw - 720px) / 2));
    color: var(--ink);
    background: rgba(255, 255, 255, 0.99);
    visibility: hidden;
    opacity: 0;
    transform: translateY(-12px);
    transition: opacity 180ms ease, transform 180ms ease, visibility 180ms ease;
  }

  .site-nav.is-open {
    visibility: visible;
    opacity: 1;
    transform: translateY(0);
  }

  .site-nav > a:not(.nav-login) {
    padding: 15px 0;
    font-size: clamp(26px, 7vw, 44px);
    font-weight: 600;
    letter-spacing: -0.035em;
    border-bottom: 1px solid var(--line);
  }

  .site-nav > a:not(.nav-login)::after { display: none; }
  .nav-login { align-self: flex-start; margin-top: 28px; padding: 13px 18px; }

  .hero { min-height: auto; }
  .hero-layout {
    grid-template-columns: 1fr;
    min-height: auto;
    padding-top: 150px;
    padding-bottom: 50px;
  }

  .hero-copy { max-width: 720px; }
  .monitor-card { max-width: 680px; transform: none; }
  .hero-footnote { justify-content: flex-start; padding-bottom: 36px; }

  .section,
  .platform-section { padding: 90px 0; }

  .section-heading,
  .platform-layout,
  .about-layout,
  .contact-panel {
    grid-template-columns: 1fr;
  }

  .section-heading { gap: 24px; }
  .outcomes-grid { grid-template-columns: 1fr; }
  .outcome-card { min-height: 250px; }
  .outcome-card h3 { margin-top: 42px; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .service-card:last-child { grid-column: span 2; }
  .platform-layout,
  .about-layout { gap: 60px; }
  .contact-panel { gap: 46px; }
}

@media (max-width: 680px) {
  body { padding-bottom: 58px; }
  .container { width: min(calc(100% - 28px), var(--container)); }
  .site-header.is-scrolled,
  .site-header.menu-visible { backdrop-filter: none; }

  .hero-grid { background-size: 48px 48px; }
  .hero-layout { gap: 46px; padding-top: 124px; }
  .hero h1 { font-size: clamp(43px, 13vw, 62px); }
  .hero-lead { font-size: 17px; }
  .hero-actions { flex-direction: column; }
  .button { width: 100%; }
  .hero-tags { gap: 10px 18px; }
  .hero-footnote { display: none; }

  .monitor-topbar { padding: 0 14px; }
  .monitor-map { height: 260px; }
  .vehicle-popover { top: 15%; left: 45%; }
  .monitor-stats { grid-template-columns: 1fr; gap: 12px; padding: 16px; }
  .monitor-stats > div,
  .monitor-stats > div:first-child,
  .monitor-stats > div:last-child {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 0 10px;
    border-right: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  }
  .monitor-stats > div:last-child { padding-bottom: 0; border-bottom: 0; }
  .monitor-stats strong { margin-top: 0; }

  .section,
  .platform-section { padding: 74px 0; }
  .section-heading { margin-bottom: 38px; }
  .section-heading h2,
  .about-heading h2,
  .platform-copy h2,
  .contact-copy h2 { font-size: clamp(36px, 11vw, 48px); }

  .outcome-card { padding: 26px; }
  .services-grid { grid-template-columns: 1fr; }
  .service-card,
  .service-card-featured,
  .service-card:last-child { grid-column: auto; min-height: 270px; padding: 25px; }
  .service-card-featured::after { right: -12%; }
  .platform-layout,
  .about-layout { gap: 48px; }
  .platform-steps li { grid-template-columns: 42px 1fr; gap: 12px; }
  .about-lead { font-size: 19px; }

  .contact-section { padding: 0; background: var(--ink); }
  .contact-panel { width: 100%; padding: 70px 20px; border-radius: 0; }
  .contact-link strong { font-size: 20px; }

  .site-footer { padding: 50px 0 28px; }
  .footer-main { grid-template-columns: 1fr; gap: 28px; }
  .footer-main nav { grid-template-columns: 1fr 1fr; }
  .footer-bottom { flex-direction: column; gap: 4px; }

  .mobile-contact-bar {
    position: fixed;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 90;
    display: grid;
    grid-template-columns: 1fr 1fr;
    height: 58px;
    padding: 6px;
    background: rgba(255, 255, 255, 0.96);
    border-top: 1px solid var(--line);
    box-shadow: 0 -8px 30px rgba(7, 18, 29, 0.09);
  }

  .mobile-contact-bar a {
    display: grid;
    font-size: 13px;
    font-weight: 750;
    border-radius: 10px;
    place-items: center;
  }

  .mobile-contact-bar a:first-child { color: var(--ink); }
  .mobile-contact-bar a:last-child { color: var(--paper); background: var(--blue); }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

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

@supports (content-visibility: auto) {
  .capabilities,
  .services,
  .pricing,
  .about,
  .faq {
    content-visibility: auto;
    contain-intrinsic-size: 1px 900px;
  }
}

/* Design pass 2: brand-led product interface */
:root {
  --ink: #071726;
  --ink-soft: #183047;
  --blue: #105daa;
  --blue-bright: #2d83d5;
  --blue-pale: #edf5fc;
  --cyan: #8fd5ff;
  --surface: #f5f8fb;
  --line: #dfe7ee;
  --muted: #607182;
  --radius: 18px;
}

.site-header,
.site-header.is-scrolled,
.site-header.menu-visible {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.97);
  border-color: rgba(7, 23, 38, 0.09);
  box-shadow: none;
  backdrop-filter: blur(16px);
}

.header-inner {
  min-height: 80px;
}

.brand,
.brand-footer {
  width: 164px;
  padding: 0;
  background: transparent;
  border-radius: 0;
  box-shadow: none;
}

.site-nav,
.site-header.is-scrolled .site-nav,
.site-header.menu-visible .site-nav {
  color: #294257;
}

.nav-login,
.site-header.is-scrolled .nav-login,
.site-header.menu-visible .nav-login {
  color: var(--paper);
  background: var(--blue);
  border-color: var(--blue);
  border-radius: 7px;
}

.nav-login:hover {
  background: #0b4c8e;
  border-color: #0b4c8e;
}

.menu-toggle span,
.site-header.is-scrolled .menu-toggle span,
.site-header.menu-visible .menu-toggle span {
  background: var(--ink);
}

.hero {
  min-height: 830px;
  color: var(--paper);
  background:
    radial-gradient(circle at 76% 16%, rgba(143, 213, 255, 0.22), transparent 28%),
    linear-gradient(135deg, #105daa 0%, #0d5299 62%, #0a427e 100%);
}

.hero-grid {
  opacity: 0.1;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.22) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.22) 1px, transparent 1px);
  background-size: 64px 64px;
  transform: perspective(650px) rotateX(58deg) scale(1.45) translateY(20%);
  transform-origin: center bottom;
  mask-image: linear-gradient(to bottom, transparent 8%, #000 52%, transparent 98%);
}

.hero-glow-one {
  top: -280px;
  right: 4%;
  background: #9bdcff;
  opacity: 0.22;
}

.hero-glow-two {
  bottom: -300px;
  left: -120px;
  background: #072e59;
  opacity: 0.22;
}

.hero-layout {
  grid-template-columns: minmax(0, 0.86fr) minmax(500px, 1.14fr);
  gap: clamp(46px, 6vw, 84px);
  min-height: 765px;
  padding-top: 140px;
  padding-bottom: 55px;
}

.hero .eyebrow {
  color: rgba(255, 255, 255, 0.76);
}

.hero .eyebrow > span {
  background: var(--paper);
}

.hero h1 {
  font-size: clamp(48px, 5.2vw, 72px);
  font-weight: 700;
  letter-spacing: -0.052em;
  line-height: 1.01;
}

.hero h1 em {
  color: #b8e5ff;
}

.hero-lead {
  max-width: 570px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 18px;
}

.button {
  min-height: 52px;
  border-radius: 7px;
}

.hero .button-primary {
  color: var(--blue);
  background: var(--paper);
}

.hero .button-primary:hover {
  background: #eaf5fc;
}

.hero .button-secondary {
  color: var(--paper);
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.36);
}

.hero .button-secondary:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.58);
}

.hero-tags {
  color: rgba(255, 255, 255, 0.66);
}

.hero-tags span {
  background: #b8e5ff;
  box-shadow: none;
}

.interface-stage {
  position: relative;
  padding: 20px 0 18px 24px;
}

.monitor-card {
  overflow: hidden;
  color: var(--ink);
  background: #f9fbfd;
  border-color: rgba(255, 255, 255, 0.82);
  border-radius: 14px;
  box-shadow: 0 38px 90px rgba(4, 33, 65, 0.34);
  transform: perspective(1300px) rotateY(-4deg) rotateX(1.5deg);
}

.monitor-topbar {
  min-height: 58px;
  color: var(--ink);
  background: var(--paper);
  border-color: var(--line);
}

.live-label {
  color: #708293;
}

.monitor-map {
  height: 350px;
  background-color: #eef3f7;
  background-image:
    linear-gradient(31deg, transparent 46%, rgba(70, 105, 130, 0.13) 47%, rgba(70, 105, 130, 0.13) 49%, transparent 50%),
    linear-gradient(127deg, transparent 45%, rgba(70, 105, 130, 0.11) 46%, rgba(70, 105, 130, 0.11) 48%, transparent 49%),
    linear-gradient(rgba(78, 108, 130, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(78, 108, 130, 0.06) 1px, transparent 1px);
  background-size: 150px 110px, 190px 140px, 28px 28px, 28px 28px;
}

.monitor-map::before,
.monitor-map::after {
  background: rgba(130, 170, 199, 0.12);
  border-color: rgba(90, 135, 168, 0.12);
}

.route-shadow {
  stroke: rgba(16, 93, 170, 0.16);
}

.route-line {
  stroke: var(--blue);
}

.route circle {
  fill: var(--paper);
  stroke: var(--blue);
}

.map-label {
  color: rgba(24, 48, 71, 0.34);
}

.vehicle-marker {
  background: var(--blue);
  border-color: var(--paper);
  box-shadow: 0 0 0 10px rgba(16, 93, 170, 0.12), 0 12px 32px rgba(7, 23, 38, 0.2);
}

.vehicle-popover {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.96);
  border-color: var(--line);
  box-shadow: 0 12px 30px rgba(20, 51, 74, 0.16);
}

.vehicle-popover small {
  color: #728394;
}

.monitor-stats {
  background: var(--paper);
  border-top: 1px solid var(--line);
}

.monitor-stats > div {
  border-color: var(--line);
}

.monitor-stats span {
  color: #7a8a98;
}

.monitor-stats strong {
  color: var(--ink-soft);
}

.telemetry-float {
  position: absolute;
  z-index: 5;
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 190px;
  padding: 12px 14px;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.96);
  border: 1px solid rgba(255, 255, 255, 0.84);
  border-radius: 10px;
  box-shadow: 0 18px 44px rgba(4, 33, 65, 0.23);
  backdrop-filter: blur(12px);
}

.telemetry-sensor {
  top: -4px;
  left: -18px;
}

.telemetry-event {
  right: -24px;
  bottom: -4px;
}

.float-icon {
  display: grid;
  flex: 0 0 37px;
  width: 37px;
  height: 37px;
  color: var(--blue);
  background: var(--blue-pale);
  border-radius: 8px;
  place-items: center;
}

.float-icon-green {
  color: #13865d;
  background: #e9f8f1;
}

.float-icon svg {
  width: 19px;
  height: 19px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.7;
}

.telemetry-float div {
  display: grid;
}

.telemetry-float small {
  color: #758696;
  font-size: 9px;
}

.telemetry-float strong {
  font-size: 11px;
}

.hero-footnote {
  justify-content: space-between;
  gap: 20px;
  padding-top: 22px;
  padding-bottom: 24px;
  color: rgba(255, 255, 255, 0.64);
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.hero-footnote span:not(:last-child)::after {
  display: none;
}

.capabilities {
  background: var(--paper);
}

.capabilities-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 16px;
}

.capability-card {
  position: relative;
  grid-column: span 3;
  min-height: 305px;
  padding: 30px;
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: transform 220ms ease, border-color 220ms ease, box-shadow 220ms ease;
}

.capability-card-wide {
  display: grid;
  grid-column: span 6;
  grid-template-columns: minmax(0, 1fr) minmax(210px, 0.82fr);
  gap: 24px;
  background: #e9f3fc;
  border-color: #cfdfed;
}

.capability-card:nth-child(n + 4) {
  grid-column: span 4;
}

.capability-card:hover {
  border-color: #bdcfdd;
  box-shadow: 0 20px 50px rgba(7, 23, 38, 0.09);
  transform: translateY(-4px);
}

.capability-card .card-index {
  top: 25px;
  right: 25px;
}

.capability-card h3 {
  margin: 58px 0 10px;
  font-size: 21px;
  letter-spacing: -0.025em;
  line-height: 1.24;
}

.capability-card p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.55;
}

.capability-card-wide h3 {
  margin-top: 48px;
  font-size: 25px;
}

.mini-track {
  position: relative;
  align-self: stretch;
  min-height: 230px;
  overflow: hidden;
  background:
    linear-gradient(rgba(16, 93, 170, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(16, 93, 170, 0.05) 1px, transparent 1px),
    var(--paper);
  background-size: 23px 23px;
  border: 1px solid #d4e2ee;
  border-radius: 12px;
}

.mini-track svg {
  position: absolute;
  inset: 12% 5%;
  width: 90%;
  height: 76%;
  overflow: visible;
}

.mini-track path {
  fill: none;
  stroke: var(--blue);
  stroke-dasharray: 7 6;
  stroke-linecap: round;
  stroke-width: 3;
}

.mini-track circle {
  fill: var(--blue);
  stroke: var(--paper);
  stroke-width: 4;
}

.mini-track small {
  position: absolute;
  right: 12px;
  bottom: 12px;
  padding: 5px 8px;
  color: var(--blue);
  background: var(--blue-pale);
  border-radius: 5px;
  font-size: 8px;
  font-weight: 800;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.mini-road {
  position: absolute;
  width: 180%;
  height: 12px;
  background: #e0e7ed;
  transform-origin: center;
}

.mini-road-a {
  top: 32%;
  left: -40%;
  transform: rotate(-26deg);
}

.mini-road-b {
  right: -35%;
  bottom: 25%;
  transform: rotate(34deg);
}

.services-grid {
  gap: 14px;
}

.service-card {
  border-color: #dce5ec;
  border-radius: var(--radius);
}

.service-card-featured {
  background:
    radial-gradient(circle at 88% 12%, rgba(184, 229, 255, 0.25), transparent 28%),
    var(--blue);
  border-color: var(--blue);
}

.service-card-featured::after {
  border-color: rgba(255, 255, 255, 0.13);
}

.service-card-featured .service-icon {
  color: var(--blue);
  background: var(--paper);
  border-color: var(--paper);
}

.service-card-featured p {
  color: rgba(255, 255, 255, 0.74);
}

.service-kicker,
.service-card-featured > a {
  color: #d3efff !important;
}

.service-card:last-child {
  min-height: 250px;
  background: #ecf4fb;
  border-color: #d1e1ee;
}

.platform-section {
  background:
    radial-gradient(circle at 12% 12%, rgba(16, 93, 170, 0.2), transparent 28%),
    var(--ink);
}

.platform-layout {
  grid-template-columns: minmax(0, 0.82fr) minmax(470px, 0.9fr);
}

.platform-steps li {
  padding: 27px 0;
}

.contact-panel {
  background:
    radial-gradient(circle at 90% 10%, rgba(184, 229, 255, 0.25), transparent 34%),
    linear-gradient(135deg, #105daa, #0b4b8b);
  border-radius: 18px;
}

.contact-panel::after {
  border-color: rgba(255, 255, 255, 0.11);
}

.contact-copy > p:not(.eyebrow) {
  color: rgba(255, 255, 255, 0.72);
}

.mobile-contact-bar a:last-child {
  background: var(--blue);
}

@media (max-width: 1100px) {
  .hero-layout {
    grid-template-columns: minmax(0, 0.8fr) minmax(440px, 1fr);
    gap: 36px;
  }

  .telemetry-event {
    right: -8px;
  }
}

@media (max-width: 980px) {
  .header-inner {
    min-height: 72px;
  }

  .brand {
    width: 150px;
  }

  .site-header,
  .site-header.is-scrolled,
  .site-header.menu-visible {
    backdrop-filter: none;
  }

  .hero-layout {
    grid-template-columns: 1fr;
    gap: 72px;
    padding-top: 142px;
  }

  .hero-copy {
    max-width: 760px;
  }

  .interface-stage {
    width: min(100%, 720px);
    margin-inline: auto;
  }

  .capabilities-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .capabilities-grid .capability-card {
    grid-column: auto;
  }

  .capabilities-grid .capability-card-wide {
    grid-column: span 2;
  }

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

@media (max-width: 680px) {
  .brand {
    width: 142px;
  }

  .hero {
    min-height: auto;
  }

  .hero-layout {
    gap: 52px;
    padding-top: 118px;
    padding-bottom: 58px;
  }

  .hero h1 {
    font-size: clamp(42px, 12.8vw, 58px);
  }

  .interface-stage {
    padding: 0;
  }

  .monitor-card {
    transform: none;
  }

  .monitor-map {
    height: 255px;
  }

  .telemetry-float {
    display: none;
  }

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

  .capabilities-grid .capability-card,
  .capabilities-grid .capability-card-wide {
    display: block;
    grid-column: auto;
    min-height: 280px;
    padding: 26px;
  }

  .capability-card-wide h3,
  .capability-card h3 {
    margin-top: 48px;
    font-size: 22px;
  }

  .mini-track {
    display: none;
  }

  .contact-panel {
    border-radius: 0;
  }
}

/* Commercial and search-oriented sections */
main section[id] {
  scroll-margin-top: 96px;
}

.pricing {
  background: var(--paper);
}

.pricing-factors {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: -24px 0 32px;
  padding: 0;
  list-style: none;
}

.pricing-factors li {
  padding: 7px 12px;
  color: #496277;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  align-items: stretch;
}

.price-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 610px;
  padding: 32px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: transform 220ms ease, box-shadow 220ms ease, border-color 220ms ease;
}

.price-card:hover {
  border-color: #bfceda;
  box-shadow: 0 24px 60px rgba(7, 23, 38, 0.1);
  transform: translateY(-4px);
}

.price-card-featured {
  color: var(--paper);
  background:
    radial-gradient(circle at 100% 0, rgba(184, 229, 255, 0.28), transparent 35%),
    linear-gradient(145deg, #105daa, #0b4b8b);
  border-color: var(--blue);
  box-shadow: 0 28px 70px rgba(16, 93, 170, 0.22);
  transform: translateY(-10px);
}

.price-card-featured:hover {
  border-color: var(--blue);
  box-shadow: 0 32px 75px rgba(16, 93, 170, 0.28);
  transform: translateY(-14px);
}

.tariff-badge {
  position: absolute;
  top: 20px;
  right: 20px;
  padding: 6px 9px;
  color: #dff4ff;
  background: rgba(255, 255, 255, 0.13);
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 999px;
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.tariff-kicker {
  margin: 0 0 10px;
  color: var(--blue);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.price-card-featured .tariff-kicker {
  color: #c8ebff;
}

.price-card h3 {
  margin: 0;
  font-size: 34px;
  letter-spacing: -0.035em;
  line-height: 1.1;
}

.price-card-head > p:last-child {
  min-height: 78px;
  margin: 16px 0 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.55;
}

.price-card-featured .price-card-head > p:last-child {
  color: rgba(255, 255, 255, 0.72);
}

.tariff-price {
  display: grid;
  margin: 26px 0 24px;
  padding: 22px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.price-card-featured .tariff-price {
  border-color: rgba(255, 255, 255, 0.18);
}

.tariff-price strong {
  font-size: 25px;
  letter-spacing: -0.025em;
}

.tariff-price span {
  margin-top: 2px;
  color: #7d8d9b;
  font-size: 10px;
}

.price-card-featured .tariff-price span {
  color: rgba(255, 255, 255, 0.55);
}

.tariff-features {
  display: grid;
  gap: 12px;
  margin: 0 0 28px;
  padding: 0;
  color: #334d62;
  font-size: 13px;
  list-style: none;
}

.price-card-featured .tariff-features {
  color: rgba(255, 255, 255, 0.86);
}

.tariff-features li {
  position: relative;
  padding-left: 24px;
}

.tariff-features li::before {
  position: absolute;
  top: 3px;
  left: 0;
  display: grid;
  width: 16px;
  height: 16px;
  content: "✓";
  color: var(--blue);
  background: var(--blue-pale);
  border-radius: 50%;
  font-size: 10px;
  font-weight: 900;
  line-height: 1;
  place-items: center;
}

.price-card-featured .tariff-features li::before {
  color: var(--blue);
  background: var(--paper);
}

.tariff-button {
  display: grid;
  min-height: 50px;
  margin-top: auto;
  color: var(--paper);
  background: var(--blue);
  border: 1px solid var(--blue);
  border-radius: 7px;
  font-size: 13px;
  font-weight: 800;
  place-items: center;
  transition: color 180ms ease, background-color 180ms ease, border-color 180ms ease;
}

.tariff-button:hover {
  background: #0b4c8e;
  border-color: #0b4c8e;
}

.price-card-featured .tariff-button {
  color: var(--blue);
  background: var(--paper);
  border-color: var(--paper);
}

.price-card-featured .tariff-button:hover {
  background: #eaf5fc;
  border-color: #eaf5fc;
}

.pricing-note {
  margin: 28px 0 0;
  color: var(--muted);
  font-size: 12px;
  text-align: center;
}

.faq {
  background: var(--surface);
}

.faq-layout {
  display: grid;
  grid-template-columns: minmax(280px, 0.7fr) minmax(500px, 1fr);
  gap: clamp(64px, 10vw, 135px);
  align-items: start;
}

.faq-heading {
  position: sticky;
  top: 120px;
}

.faq-heading h2 {
  margin: 0;
  font-size: clamp(38px, 4.2vw, 56px);
  font-weight: 650;
  letter-spacing: -0.045em;
  line-height: 1.08;
}

.faq-heading > p:last-child {
  margin: 24px 0 0;
  color: var(--muted);
}

.faq-list {
  border-top: 1px solid #cfdbe4;
}

.faq-list details {
  border-bottom: 1px solid #cfdbe4;
}

.faq-list summary {
  position: relative;
  padding: 25px 52px 25px 0;
  font-size: 18px;
  font-weight: 700;
  line-height: 1.35;
  list-style: none;
  cursor: pointer;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary::before,
.faq-list summary::after {
  position: absolute;
  top: 50%;
  right: 6px;
  width: 18px;
  height: 2px;
  content: "";
  background: var(--blue);
  transition: transform 180ms ease;
}

.faq-list summary::before {
  transform: translateY(-50%);
}

.faq-list summary::after {
  transform: translateY(-50%) rotate(90deg);
}

.faq-list details[open] summary::after {
  transform: translateY(-50%) rotate(0);
}

.faq-list details[open] summary {
  color: var(--blue);
}

.faq-list details p {
  max-width: 680px;
  margin: -6px 0 0;
  padding: 0 52px 25px 0;
  color: var(--muted);
}

@media (max-width: 980px) {
  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 680px;
    margin-inline: auto;
  }

  .price-card,
  .price-card-featured {
    min-height: auto;
    transform: none;
  }

  .price-card:hover,
  .price-card-featured:hover {
    transform: translateY(-4px);
  }

  .price-card-head > p:last-child {
    min-height: 0;
  }

  .faq-layout {
    grid-template-columns: 1fr;
    gap: 44px;
  }

  .faq-heading {
    position: static;
    max-width: 720px;
  }
}

@media (max-width: 680px) {
  main section[id] {
    scroll-margin-top: 80px;
  }

  .pricing-factors {
    margin-top: -10px;
  }

  .price-card {
    padding: 26px;
  }

  .tariff-badge {
    position: static;
    align-self: flex-start;
    margin-bottom: 22px;
  }

  .faq-list summary {
    padding: 22px 42px 22px 0;
    font-size: 16px;
  }

  .faq-list details p {
    padding-right: 16px;
  }
}

/* Design pass 3: product-led composition and NAVION AI concept */
::selection {
  color: var(--paper);
  background: var(--blue);
}

.site-nav {
  gap: 24px;
  font-size: 13px;
}

.site-nav > a:not(.nav-login)::after {
  bottom: -9px;
}

.hero {
  min-height: 850px;
  background:
    radial-gradient(circle at 84% 20%, rgba(122, 205, 255, 0.27), transparent 26%),
    radial-gradient(circle at 56% 86%, rgba(42, 139, 218, 0.22), transparent 32%),
    linear-gradient(120deg, #071a2e 0%, #0b437a 52%, #1268b2 100%);
}

.hero::after {
  position: absolute;
  right: -12vw;
  bottom: -38vw;
  width: 70vw;
  aspect-ratio: 1;
  content: "";
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 50%;
  box-shadow:
    0 0 0 7vw rgba(255, 255, 255, 0.025),
    0 0 0 14vw rgba(255, 255, 255, 0.018);
  pointer-events: none;
}

.hero-layout {
  grid-template-columns: minmax(0, 0.9fr) minmax(500px, 1.1fr);
  min-height: 780px;
  padding-top: 146px;
}

.hero-copy {
  position: relative;
  z-index: 2;
}

.hero h1 {
  max-width: 700px;
  font-size: clamp(48px, 5.1vw, 70px);
  line-height: 1.03;
}

.hero h1 em {
  color: #c5ebff;
}

.hero-lead {
  max-width: 620px;
  font-size: 18px;
  line-height: 1.65;
}

.hero .button-primary {
  box-shadow: 0 14px 34px rgba(3, 26, 48, 0.22);
}

.monitor-card {
  box-shadow: 0 46px 100px rgba(2, 24, 46, 0.38);
  transform: perspective(1300px) rotateY(-3deg) rotateX(1deg);
}

.hero-footnote {
  position: relative;
  z-index: 3;
  align-items: center;
  padding: 18px 0 24px;
  color: rgba(255, 255, 255, 0.52);
  font-size: 9px;
  line-height: 1.35;
}

.hero-footnote span {
  flex: 1;
}

.hero-footnote strong {
  display: block;
  margin-bottom: 3px;
  color: var(--paper);
  font-size: 13px;
  letter-spacing: 0.04em;
}

.section-heading h2,
.about-heading h2,
.platform-copy h2,
.contact-copy h2 {
  text-wrap: balance;
}

.capability-card,
.service-card,
.price-card {
  box-shadow: 0 1px 0 rgba(7, 23, 38, 0.02);
}

.ai-analytics {
  position: relative;
  overflow: hidden;
  color: var(--paper);
  background:
    radial-gradient(circle at 5% 6%, rgba(45, 131, 213, 0.28), transparent 31%),
    radial-gradient(circle at 92% 82%, rgba(75, 178, 255, 0.15), transparent 26%),
    #061421;
}

.ai-analytics::before {
  position: absolute;
  inset: 0;
  content: "";
  opacity: 0.22;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px);
  background-size: 52px 52px;
  mask-image: linear-gradient(90deg, #000, transparent 58%);
  pointer-events: none;
}

.ai-layout {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(330px, 0.72fr) minmax(560px, 1.28fr);
  gap: clamp(52px, 7vw, 90px);
  align-items: center;
}

.eyebrow-light {
  color: #8ecfff;
}

.eyebrow-light > span {
  background: #48a9ff;
}

.ai-copy h2 {
  max-width: 620px;
  margin: 0;
  font-size: clamp(40px, 4.4vw, 60px);
  font-weight: 650;
  letter-spacing: -0.05em;
  line-height: 1.06;
  text-wrap: balance;
}

.ai-lead {
  max-width: 590px;
  margin: 27px 0 0;
  color: rgba(255, 255, 255, 0.64);
  font-size: 17px;
  line-height: 1.7;
}

.ai-topics {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
}

.ai-topics li {
  padding: 7px 11px;
  color: rgba(255, 255, 255, 0.76);
  background: rgba(255, 255, 255, 0.055);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 999px;
  font-size: 11px;
  font-weight: 650;
}

.ai-button {
  display: inline-flex;
  width: auto;
  margin-top: 30px;
  color: #081a2a;
  background: var(--paper);
  border-color: var(--paper);
}

.ai-button:hover {
  background: #dff3ff;
  border-color: #dff3ff;
}

.ai-button span {
  margin-left: 8px;
  transition: transform 180ms ease;
}

.ai-button:hover span {
  transform: translateX(4px);
}

.ai-product {
  min-width: 0;
  overflow: hidden;
  color: var(--ink);
  background: #f8fafc;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 16px;
  box-shadow: 0 44px 110px rgba(0, 0, 0, 0.38);
}

.ai-product-topbar {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  min-height: 52px;
  padding: 0 17px;
  background: var(--paper);
  border-bottom: 1px solid #e1e8ee;
}

.ai-product-topbar > strong {
  font-size: 11px;
}

.window-dots {
  display: flex;
  gap: 5px;
}

.window-dots span {
  width: 7px;
  height: 7px;
  background: #d7e0e7;
  border-radius: 50%;
}

.window-dots span:first-child {
  background: #48a9ff;
}

.demo-badge {
  justify-self: end;
  padding: 5px 8px;
  color: #4e687c;
  background: #eef3f7;
  border-radius: 5px;
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.ai-product-body {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  min-height: 500px;
  background: #edf2f6;
}

.ai-rail {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  padding: 17px 0;
  background: #0a2237;
}

.ai-rail-logo {
  display: grid;
  width: 28px;
  height: 28px;
  margin-bottom: 12px;
  color: var(--paper);
  background: var(--blue);
  border-radius: 7px;
  font-size: 11px;
  font-weight: 850;
  place-items: center;
}

.ai-rail-item {
  width: 19px;
  height: 19px;
  background: rgba(255, 255, 255, 0.11);
  border: 4px solid transparent;
  border-radius: 5px;
}

.ai-rail-item.is-active {
  background: #63bdff;
  box-shadow: 0 0 0 5px rgba(99, 189, 255, 0.12);
}

.ai-report {
  min-width: 0;
  padding: 22px;
}

.ai-query {
  padding: 14px 16px;
  background: var(--paper);
  border: 1px solid #dce5ec;
  border-radius: 10px;
}

.ai-query span,
.ai-trend-head span {
  color: #7b8e9e;
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.ai-query p {
  margin: 5px 0 0;
  color: #263f54;
  font-size: 12px;
  font-weight: 650;
  line-height: 1.45;
}

.ai-answer {
  display: grid;
  grid-template-columns: 35px 1fr;
  gap: 11px;
  margin-top: 13px;
  padding: 15px 16px;
  color: var(--paper);
  background: linear-gradient(135deg, #105daa, #087fc4);
  border-radius: 10px;
}

.ai-avatar {
  display: grid;
  width: 35px;
  height: 35px;
  color: #0b5a9d;
  background: var(--paper);
  border-radius: 9px;
  font-size: 10px;
  font-weight: 900;
  place-items: center;
}

.ai-answer strong {
  font-size: 12px;
}

.ai-answer p {
  margin: 3px 0 0;
  color: rgba(255, 255, 255, 0.76);
  font-size: 10px;
  line-height: 1.5;
}

.ai-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 9px;
  margin-top: 13px;
}

.ai-metrics article {
  display: grid;
  min-width: 0;
  min-height: 105px;
  padding: 13px;
  background: var(--paper);
  border: 1px solid #dce5ec;
  border-radius: 9px;
}

.ai-metrics article > span {
  color: #7d8e9d;
  font-size: 9px;
}

.ai-metrics strong {
  align-self: center;
  font-size: 11px;
  line-height: 1.3;
}

.metric-status {
  align-self: end;
  justify-self: start;
  padding: 3px 6px;
  border-radius: 4px;
  font-size: 8px;
  font-style: normal;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.metric-status-warn {
  color: #956112;
  background: #fff5d9;
}

.metric-status-alert {
  color: #a44945;
  background: #fff0ef;
}

.metric-status-ok {
  color: #147453;
  background: #e9f8f1;
}

.ai-trend {
  margin-top: 13px;
  padding: 14px 16px 7px;
  overflow: hidden;
  background: var(--paper);
  border: 1px solid #dce5ec;
  border-radius: 10px;
}

.ai-trend-head {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: start;
}

.ai-trend-head div {
  display: grid;
}

.ai-trend-head strong {
  margin-top: 3px;
  font-size: 11px;
}

.ai-trend-head small {
  color: #9aa8b4;
  font-size: 9px;
}

.ai-trend svg {
  width: 100%;
  height: 112px;
  margin-top: 6px;
  overflow: visible;
}

.ai-area {
  fill: url(#ai-area);
}

.ai-line,
.ai-line-muted {
  fill: none;
  stroke-linecap: round;
  stroke-width: 3;
}

.ai-line {
  stroke: #168ada;
}

.ai-line-muted {
  stroke: #bac8d2;
  stroke-dasharray: 6 6;
  stroke-width: 2;
}

.ai-disclaimer {
  margin: 0;
  padding: 11px 16px;
  color: #7d8d9a;
  background: var(--paper);
  border-top: 1px solid #e1e8ee;
  font-size: 9px;
  text-align: center;
}

.ai-addon {
  display: grid;
  grid-template-columns: minmax(210px, 0.75fr) minmax(320px, 1.2fr) auto;
  gap: 34px;
  align-items: center;
  margin-top: 38px;
  padding: 27px 30px;
  color: var(--paper);
  background:
    radial-gradient(circle at 88% 10%, rgba(99, 189, 255, 0.22), transparent 30%),
    linear-gradient(130deg, #071a2e, #0b4a83);
  border-radius: var(--radius);
}

.ai-addon-badge {
  color: #8fd5ff;
  font-size: 8px;
  font-weight: 850;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.ai-addon h3 {
  margin: 5px 0 0;
  font-size: 23px;
  letter-spacing: -0.025em;
}

.ai-addon p {
  margin: 0;
  color: rgba(255, 255, 255, 0.65);
  font-size: 13px;
}

.ai-addon a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
  color: var(--paper);
  font-size: 12px;
  font-weight: 800;
}

.ai-addon a span {
  transition: transform 180ms ease;
}

.ai-addon a:hover span {
  transform: translateX(4px);
}

@supports (content-visibility: auto) {
  .ai-analytics {
    content-visibility: auto;
    contain-intrinsic-size: 1px 850px;
  }
}

@media (max-width: 1100px) {
  .site-nav {
    gap: 17px;
    font-size: 12px;
  }

  .ai-layout {
    grid-template-columns: minmax(300px, 0.68fr) minmax(520px, 1.32fr);
    gap: 40px;
  }
}

@media (max-width: 980px) {
  .site-nav {
    gap: 0;
    font-size: 14px;
  }

  .hero-layout,
  .ai-layout {
    grid-template-columns: 1fr;
  }

  .hero-layout {
    gap: 74px;
  }

  .hero-footnote {
    gap: 36px;
  }

  .ai-copy {
    max-width: 760px;
  }

  .ai-product {
    width: min(100%, 760px);
    margin-inline: auto;
  }

  .ai-addon {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .ai-addon a {
    justify-self: start;
  }
}

@media (max-width: 680px) {
  .hero::after {
    right: -52vw;
    bottom: -38vw;
    width: 130vw;
  }

  .hero h1 {
    font-size: clamp(41px, 12vw, 56px);
  }

  .ai-copy h2 {
    font-size: clamp(37px, 10.8vw, 49px);
  }

  .ai-lead {
    font-size: 16px;
  }

  .ai-button {
    width: 100%;
    justify-content: center;
    text-align: center;
  }

  .ai-product-topbar {
    grid-template-columns: 1fr auto;
  }

  .ai-product-topbar > strong {
    display: none;
  }

  .ai-product-body {
    grid-template-columns: 1fr;
    min-height: 0;
  }

  .ai-rail {
    display: none;
  }

  .ai-report {
    padding: 12px;
  }

  .ai-metrics {
    grid-template-columns: 1fr;
  }

  .ai-metrics article {
    grid-template-columns: 1fr auto;
    min-height: 78px;
    gap: 6px 12px;
  }

  .ai-metrics article > span {
    grid-column: 1 / -1;
  }

  .metric-status {
    align-self: center;
    justify-self: end;
  }

  .ai-trend-head small {
    display: none;
  }

  .ai-trend svg {
    height: 92px;
  }

  .ai-addon {
    padding: 25px;
  }
}