:root {
  --navy: #07172f;
  --navy-soft: #10284a;
  --ink: #122033;
  --muted: #637083;
  --paper: #ffffff;
  --surface: #f3f6f8;
  --line: #dce3e9;
  --orange: #ff8614;
  --orange-dark: #df6700;
  --cyan: #08a9df;
  --green: #00a86b;
  --danger: #e84142;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--paper);
  font-synthesis: none;
  letter-spacing: 0;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 82px; }
body { margin: 0; min-width: 280px; background: var(--paper); }
body.menu-open { overflow: hidden; }
a { color: inherit; }
img { display: block; max-width: 100%; }
button, a { -webkit-tap-highlight-color: transparent; }
.skip-link { position: fixed; z-index: 1000; top: -70px; left: 16px; padding: 11px 16px; background: var(--paper); color: var(--navy); font-weight: 800; text-decoration: none; }
.skip-link:focus { top: 12px; }

.site-header { position: fixed; z-index: 50; inset: 0 0 auto; border-bottom: 1px solid rgba(255,255,255,.18); color: var(--paper); transition: background .2s ease, box-shadow .2s ease; }
.site-header.scrolled, .site-header.menu-active { background: rgba(7,23,47,.97); box-shadow: 0 8px 24px rgba(0,0,0,.18); }
.nav-shell { width: min(1240px, calc(100% - 40px)); min-height: 76px; margin: 0 auto; display: flex; align-items: center; gap: 28px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--paper); text-decoration: none; font-size: 21px; font-weight: 900; white-space: nowrap; }
.brand img { width: 44px; height: 44px; object-fit: contain; background: var(--paper); border-radius: 8px; }
.brand span span { color: var(--orange); }
.main-nav { display: flex; align-items: center; gap: 26px; margin-left: auto; }
.main-nav a { color: rgba(255,255,255,.84); text-decoration: none; font-size: 14px; font-weight: 700; }
.main-nav a:hover, .main-nav a:focus-visible { color: var(--paper); }
.nav-actions { display: flex; gap: 9px; }
.nav-toggle { display: none; width: 42px; height: 42px; margin-left: auto; border: 1px solid rgba(255,255,255,.35); background: transparent; color: white; cursor: pointer; }
.nav-toggle span { display: block; width: 19px; height: 2px; margin: 4px auto; background: currentColor; }

.button { min-height: 42px; display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 0 18px; border: 1px solid transparent; border-radius: 6px; font-size: 14px; font-weight: 850; text-decoration: none; transition: transform .15s ease, background .15s ease, border-color .15s ease; }
.button:hover { transform: translateY(-1px); }
.button-primary { background: var(--orange); color: #172033; box-shadow: 0 9px 22px rgba(255,134,20,.24); }
.button-primary:hover { background: #ff982f; }
.button-ghost { border-color: rgba(255,255,255,.36); color: var(--paper); background: rgba(6,20,42,.28); }
.button-light { background: rgba(255,255,255,.94); color: var(--navy); }
.button-outline { border-color: #9aaabd; color: var(--navy); background: transparent; }
.button-large { min-height: 50px; padding-inline: 24px; }

.hero { position: relative; min-height: min(850px, 88svh); display: flex; align-items: center; overflow: hidden; background: var(--navy); color: var(--paper); }
.hero-media { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center 55%; }
.hero-shade { position: absolute; inset: 0; background: rgba(2,12,28,.58); }
.hero-content { position: relative; z-index: 2; width: min(1240px, calc(100% - 40px)); margin: 0 auto; padding: 122px 0 84px; }
.hero-kicker, .eyebrow { margin: 0 0 15px; color: var(--orange); font-size: 12px; font-weight: 900; text-transform: uppercase; letter-spacing: .12em; }
.hero h1 { max-width: 780px; margin: 0; font-size: clamp(58px, 8vw, 112px); line-height: .88; font-weight: 950; letter-spacing: 0; }
.hero h1 span { color: var(--orange); }
.hero-copy { max-width: 670px; margin: 25px 0 0; font-size: clamp(19px, 2vw, 27px); line-height: 1.38; color: rgba(255,255,255,.9); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.hero-points { display: flex; flex-wrap: wrap; gap: 22px; margin: 35px 0 0; padding: 0; list-style: none; color: rgba(255,255,255,.76); font-size: 13px; font-weight: 750; }
.hero-points li { display: flex; align-items: center; gap: 9px; }
.hero-points li::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 0 4px rgba(8,169,223,.18); }
.hero-scroll { position: absolute; z-index: 3; right: max(24px, calc((100vw - 1240px)/2)); bottom: 28px; display: grid; width: 42px; height: 42px; place-items: center; border: 1px solid rgba(255,255,255,.42); color: white; text-decoration: none; }

.signal-strip { background: var(--paper); border-bottom: 1px solid var(--line); }
.signal-inner { width: min(1240px, calc(100% - 40px)); margin: 0 auto; display: grid; grid-template-columns: repeat(2, 1fr); }
.signal-inner > div, .signal-inner > a { position: relative; min-height: 100px; display: flex; flex-direction: column; justify-content: center; padding: 20px 38px; border-right: 1px solid var(--line); text-decoration: none; }
.signal-inner > :first-child { padding-left: 0; }
.signal-inner > :last-child { border-right: 0; }
.signal-inner strong { font-size: 15px; color: var(--navy); }
.signal-inner span { margin-top: 6px; color: var(--muted); font-size: 13px; }
.signal-inner a::after { content: "→"; position: absolute; right: 20px; top: 50%; color: var(--orange-dark); font-weight: 900; transform: translateY(-50%); }

.section-shell { width: min(1180px, calc(100% - 40px)); margin: 0 auto; }
.control-band, .solutions, .process, .audiences, .faq { padding: 104px 0; }
.control-band { background: var(--surface); }
.control-grid { display: grid; grid-template-columns: minmax(280px, .75fr) minmax(520px, 1.25fr); gap: 74px; align-items: center; }
.section-copy h2, .section-heading h2, .support-band h2, .final-cta h2 { margin: 0; color: var(--navy); font-size: clamp(32px, 4vw, 54px); line-height: 1.08; letter-spacing: 0; }
.section-copy > p:not(.eyebrow), .section-heading > p, .support-band p:not(.eyebrow), .final-cta > .section-shell > p:not(.eyebrow) { color: var(--muted); font-size: 17px; line-height: 1.7; }
.text-link { display: inline-flex; gap: 9px; margin-top: 14px; color: var(--orange-dark); font-weight: 850; text-decoration: none; }

.product-stage { min-height: 440px; display: grid; grid-template-columns: 1fr 260px; border: 1px solid #ccd7e0; background: var(--paper); box-shadow: 0 24px 58px rgba(7,23,47,.14); overflow: hidden; }
.product-map { position: relative; overflow: hidden; min-height: 440px; background-color: #dce8e8; background-image: linear-gradient(90deg, rgba(117,152,151,.17) 1px, transparent 1px), linear-gradient(rgba(117,152,151,.17) 1px, transparent 1px); background-size: 46px 46px; }
.product-map::before, .product-map::after { content: ""; position: absolute; width: 190%; height: 50px; left: -40%; background: #f5f6f2; border: 9px solid #bcc8c8; transform: rotate(-18deg); }
.product-map::before { top: 30%; }
.product-map::after { top: 68%; transform: rotate(24deg); }
.road { position: absolute; z-index: 1; display: block; background: #c8d1cf; border: 5px solid #eff1ec; }
.road-one { width: 32px; height: 150%; top: -20%; left: 34%; transform: rotate(9deg); }
.road-two { width: 30px; height: 130%; top: -13%; right: 21%; transform: rotate(-7deg); }
.road-three { width: 120%; height: 26px; top: 54%; left: -10%; transform: rotate(2deg); }
.vehicle-marker { position: absolute; z-index: 4; display: grid; width: 38px; height: 38px; place-items: center; border: 4px solid white; border-radius: 50%; background: var(--cyan); color: white; font-size: 12px; font-style: normal; font-weight: 900; box-shadow: 0 6px 18px rgba(7,23,47,.28); }
.marker-one { left: 42%; top: 30%; background: var(--orange); }
.marker-two { left: 24%; top: 65%; }
.marker-three { right: 18%; top: 58%; background: var(--green); }
.map-label { position: absolute; z-index: 5; top: 22%; left: 46%; display: flex; flex-direction: column; padding: 11px 14px; border: 1px solid #d8e0e6; background: white; box-shadow: 0 8px 18px rgba(7,23,47,.15); }
.map-label span { position: absolute; width: 4px; inset: 0 auto 0 0; background: var(--orange); }
.map-label strong { font-size: 12px; }
.map-label small { margin-top: 3px; color: var(--muted); }
.product-panel { position: relative; z-index: 6; background: var(--paper); border-left: 1px solid var(--line); }
.panel-head { display: flex; align-items: center; justify-content: space-between; padding: 20px 16px; border-bottom: 1px solid var(--line); color: var(--navy); font-size: 12px; }
.panel-head strong { color: var(--green); font-size: 11px; }
.product-panel article { display: grid; grid-template-columns: 10px 1fr auto; gap: 10px; align-items: center; padding: 20px 15px; border-bottom: 1px solid var(--line); }
.product-panel article div { display: flex; flex-direction: column; gap: 4px; }
.product-panel article strong { font-size: 12px; }
.product-panel article span, .product-panel article b { color: var(--muted); font-size: 10px; }
.status { width: 8px; height: 8px; border-radius: 50%; background: var(--green); }
.status.idle { background: #94a2b5; }

.section-heading { display: flex; justify-content: space-between; align-items: end; gap: 50px; margin-bottom: 46px; }
.section-heading > p { width: min(420px, 42%); margin: 0; }
.feature-grid { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--line); }
.feature-card { min-height: 280px; padding: 30px 26px; border-right: 1px solid var(--line); background: var(--paper); }
.feature-card:last-child { border-right: 0; }
.feature-number { color: var(--orange-dark); font-size: 12px; font-weight: 900; }
.feature-card h3 { margin: 62px 0 12px; color: var(--navy); font-size: 21px; }
.feature-card p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.65; }

.alerts-band { padding: 106px 0; background: var(--navy); color: white; overflow: hidden; }
.alerts-grid { display: grid; grid-template-columns: 1fr .9fr; gap: 86px; align-items: center; }
.alerts-visual { position: relative; min-height: 540px; }
.phone-frame { width: min(350px, 78%); min-height: 520px; margin-left: 7%; padding: 15px; border: 8px solid #263b5b; border-radius: 28px; background: #f3f6f8; color: var(--ink); box-shadow: 0 32px 72px rgba(0,0,0,.35); }
.phone-status { display: flex; justify-content: space-between; padding: 6px 10px 17px; color: #4d5b6f; font-size: 10px; font-weight: 800; }
.phone-title { display: flex; align-items: center; gap: 10px; padding: 12px 10px 22px; color: var(--navy); }
.phone-title img { object-fit: contain; background: white; border-radius: 6px; }
.alert-item { display: grid; grid-template-columns: 36px 1fr; gap: 11px; align-items: center; margin-bottom: 10px; padding: 15px 12px; border: 1px solid #dbe4eb; border-left: 4px solid var(--orange); border-radius: 7px; background: white; }
.alert-item > span { display: grid; width: 34px; height: 34px; place-items: center; border-radius: 6px; background: #fff1e4; color: var(--orange-dark); font-weight: 900; }
.alert-item div { display: flex; flex-direction: column; gap: 4px; }
.alert-item strong { font-size: 12px; }
.alert-item small { color: var(--muted); font-size: 10px; }
.alert-item.urgent { border-left-color: var(--danger); }
.alert-item.urgent > span { color: var(--danger); background: #fff0f0; }
.alert-item.safe { border-left-color: var(--green); }
.alert-item.safe > span { color: var(--green); background: #e8f8f1; }
.channel-stack { position: absolute; right: 0; bottom: 38px; display: grid; gap: 10px; }
.channel-stack span { min-width: 128px; padding: 13px 16px; border: 1px solid rgba(255,255,255,.22); background: #10294a; color: #dce9f7; font-size: 12px; font-weight: 850; box-shadow: 0 12px 28px rgba(0,0,0,.2); }
.light-copy h2 { color: white; }
.light-copy > p:not(.eyebrow) { color: #b8c7da; }
.check-list { display: grid; gap: 13px; margin: 28px 0 0; padding: 0; list-style: none; color: #dce6f3; }
.check-list li { display: flex; align-items: center; gap: 12px; font-size: 14px; }
.check-list li::before { content: "✓"; display: grid; width: 22px; height: 22px; place-items: center; border: 1px solid #42c99a; color: #42c99a; font-weight: 900; }

.process { background: var(--surface); }
.section-heading.compact { margin-bottom: 36px; }
.steps-grid { display: grid; grid-template-columns: repeat(3, 1fr); margin: 0; padding: 0; list-style: none; counter-reset: steps; }
.steps-grid li { display: grid; grid-template-columns: 56px 1fr; gap: 19px; padding: 30px 30px 30px 0; border-top: 2px solid var(--navy); }
.steps-grid li + li { padding-left: 30px; border-left: 1px solid var(--line); }
.steps-grid > li > span { display: grid; width: 48px; height: 48px; place-items: center; background: var(--orange); color: var(--navy); font-weight: 950; }
.steps-grid h3 { margin: 2px 0 9px; color: var(--navy); font-size: 18px; }
.steps-grid p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.6; }

.audience-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.audience-grid article { min-height: 320px; display: flex; flex-direction: column; justify-content: end; padding: 30px; border: 1px solid var(--line); background: var(--paper); }
.audience-grid article:nth-child(2) { background: var(--navy); border-color: var(--navy); color: white; }
.audience-grid span { margin-bottom: auto; color: var(--orange-dark); font-size: 11px; font-weight: 900; text-transform: uppercase; }
.audience-grid article:nth-child(2) span { color: var(--orange); }
.audience-grid h3 { margin: 0 0 12px; color: var(--navy); font-size: 26px; }
.audience-grid article:nth-child(2) h3 { color: white; }
.audience-grid p { margin: 0; color: var(--muted); line-height: 1.65; }
.audience-grid article:nth-child(2) p { color: #b8c7da; }

.support-band { padding: 76px 0; border-block: 1px solid var(--line); background: #eaf7fb; }
.support-grid { display: grid; grid-template-columns: 1fr auto; gap: 48px; align-items: center; }
.support-band h2 { max-width: 780px; font-size: clamp(30px, 3.5vw, 46px); }
.support-band p:not(.eyebrow) { max-width: 730px; margin-bottom: 0; }
.support-actions { display: grid; gap: 10px; min-width: 210px; }

.faq { background: var(--paper); }
.faq-grid { display: grid; grid-template-columns: .7fr 1.3fr; gap: 90px; align-items: start; }
.accordion { border-top: 1px solid var(--line); }
.accordion details { border-bottom: 1px solid var(--line); }
.accordion summary { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 25px 2px; color: var(--navy); font-size: 17px; font-weight: 850; list-style: none; cursor: pointer; }
.accordion summary::-webkit-details-marker { display: none; }
.accordion summary span { color: var(--orange-dark); font-size: 22px; transition: transform .2s ease; }
.accordion details[open] summary span { transform: rotate(45deg); }
.accordion details p { margin: -8px 40px 24px 2px; color: var(--muted); font-size: 14px; line-height: 1.65; }

.final-cta { padding: 90px 0; background: var(--surface); text-align: center; }
.final-cta h2 { max-width: 850px; margin-inline: auto; }
.final-cta > .section-shell > p:not(.eyebrow) { max-width: 650px; margin: 18px auto 0; }
.hero-actions.centered { justify-content: center; }

.site-footer { padding: 66px max(20px, calc((100vw - 1180px)/2)) 20px; background: #051126; color: white; }
.footer-grid { display: grid; grid-template-columns: 1.5fr repeat(3, 1fr); gap: 60px; padding-bottom: 54px; }
.brand-footer { width: fit-content; }
.footer-brand p { max-width: 340px; color: #91a4bd; line-height: 1.6; }
.footer-grid > div:not(.footer-brand) { display: flex; flex-direction: column; gap: 12px; }
.footer-grid h2 { margin: 5px 0 7px; font-size: 13px; text-transform: uppercase; color: #8195ae; }
.footer-grid a { width: fit-content; color: #d8e2ee; font-size: 13px; text-decoration: none; }
.footer-grid a:hover { color: var(--orange); }
.footer-base { display: flex; justify-content: space-between; gap: 20px; padding-top: 20px; border-top: 1px solid #1b2e49; color: #7488a2; font-size: 12px; }
.footer-base a { color: #b9c6d6; text-decoration: none; }
.floating-contact { position: fixed; z-index: 45; right: 18px; bottom: max(18px, env(safe-area-inset-bottom)); display: grid; width: 52px; height: 52px; place-items: center; border: 3px solid white; border-radius: 50%; background: var(--green); color: white; box-shadow: 0 8px 25px rgba(0,0,0,.24); font-size: 12px; font-weight: 950; text-decoration: none; }

@media (max-width: 980px) {
  .nav-shell { width: min(100% - 28px, 1240px); gap: 14px; }
  .nav-toggle { display: block; }
  .main-nav { position: fixed; inset: 76px 0 auto; display: none; padding: 12px 18px 22px; background: rgba(7,23,47,.98); border-top: 1px solid #253a58; }
  .main-nav.open { display: grid; }
  .main-nav a { padding: 13px 4px; border-bottom: 1px solid #1d3150; }
  .nav-actions .button-ghost { display: none; }
  .hero { min-height: 830px; }
  .control-grid, .alerts-grid { grid-template-columns: 1fr; }
  .control-grid { gap: 48px; }
  .alerts-grid { gap: 38px; }
  .alerts-visual { width: min(580px, 100%); margin: 0 auto; }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .feature-card:nth-child(2) { border-right: 0; }
  .feature-card:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .support-grid { grid-template-columns: 1fr; }
  .support-actions { display: flex; flex-wrap: wrap; }
  .faq-grid { gap: 50px; }
  .footer-grid { grid-template-columns: 1.5fr repeat(2, 1fr); }
  .footer-grid > div:last-child { grid-column: 2; }
}

@media (max-width: 720px) {
  .nav-shell { min-height: 68px; }
  .brand { font-size: 18px; }
  .brand img { width: 40px; height: 40px; }
  .nav-actions .button-primary { min-height: 38px; padding-inline: 13px; font-size: 12px; }
  .main-nav { top: 68px; }
  .hero { min-height: 760px; align-items: end; }
  .hero-media { object-position: 62% center; }
  .hero-shade { background: rgba(2,12,28,.64); }
  .hero-content { width: calc(100% - 32px); padding: 110px 0 94px; }
  .hero h1 { font-size: clamp(52px, 18vw, 78px); }
  .hero-copy { font-size: 19px; }
  .hero-actions .button { width: 100%; }
  .hero-points { display: grid; gap: 13px; }
  .hero-scroll { right: 16px; }
  .signal-inner { width: 100%; grid-template-columns: 1fr; }
  .signal-inner > div, .signal-inner > a { min-height: 82px; padding: 16px 42px 16px 20px; border-right: 0; border-bottom: 1px solid var(--line); }
  .signal-inner > :first-child { padding-left: 20px; }
  .signal-inner > :last-child { border-bottom: 0; }
  .section-shell { width: calc(100% - 28px); }
  .control-band, .solutions, .process, .audiences, .faq { padding: 74px 0; }
  .section-heading { display: block; margin-bottom: 32px; }
  .section-heading > p { width: 100%; margin-top: 18px; }
  .product-stage { grid-template-columns: 1fr; min-height: 0; }
  .product-map { min-height: 340px; }
  .product-panel { border-left: 0; border-top: 1px solid var(--line); }
  .feature-grid { grid-template-columns: 1fr; }
  .feature-card { min-height: 230px; border-right: 0; border-bottom: 1px solid var(--line); }
  .feature-card:last-child { border-bottom: 0; }
  .feature-card h3 { margin-top: 42px; }
  .alerts-band { padding: 76px 0; }
  .alerts-visual { min-height: 500px; }
  .phone-frame { width: 88%; min-height: 480px; margin-left: 0; }
  .channel-stack { right: 0; bottom: 10px; }
  .channel-stack span { min-width: 112px; padding: 11px; }
  .steps-grid, .audience-grid { grid-template-columns: 1fr; }
  .steps-grid li, .steps-grid li + li { padding: 25px 0; border-left: 0; border-top: 1px solid var(--line); }
  .steps-grid li:first-child { border-top: 2px solid var(--navy); }
  .audience-grid article { min-height: 270px; }
  .support-actions { display: grid; }
  .faq-grid { grid-template-columns: 1fr; gap: 30px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 38px 24px; }
  .footer-brand { grid-column: 1 / -1; }
  .footer-grid > div:last-child { grid-column: auto; }
  .footer-base { flex-direction: column; }
}

@media (max-width: 430px) {
  .brand > span { display: none; }
  .nav-actions { margin-left: 0; }
  .hero { min-height: 720px; }
  .hero h1 { font-size: 55px; }
  .hero-copy { font-size: 17px; }
  .section-copy h2, .section-heading h2, .support-band h2, .final-cta h2 { font-size: 31px; }
  .phone-frame { width: 92%; border-width: 6px; }
  .channel-stack span { min-width: 98px; font-size: 10px; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-grid > div:last-child { grid-column: auto; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; }
}