:root {
  --ink: #0b1f1a;
  --ink-soft: #36514a;
  --paper: #f7f9f6;
  --white: #ffffff;
  --line: #dce5e0;
  --mint: #49d49d;
  --mint-soft: #dff8ed;
  --coral: #ff6b4a;
  --coral-soft: #fff0ec;
  --font-display: "Manrope", sans-serif;
  --font-body: "DM Sans", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--font-body); font-size: 16px; line-height: 1.6; overflow-x: hidden; }
a { color: inherit; }
img { display: block; max-width: 100%; }

.site-header {
  align-items: center;
  background: rgba(247, 249, 246, 0.95);
  border-bottom: 1px solid rgba(11, 31, 26, 0.09);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  height: 72px;
  padding: 0 clamp(20px, 5vw, 80px);
  position: sticky;
  top: 0;
  z-index: 20;
}

.brand { display: inline-flex; text-decoration: none; }
.brand img { height: 44px; width: auto; }
.site-nav { display: flex; gap: 32px; }
.site-nav a { color: var(--ink-soft); font-size: 14px; font-weight: 600; text-decoration: none; }
.site-nav a:hover { color: var(--ink); }
.header-cta { justify-self: end; font-size: 14px; font-weight: 700; text-decoration: none; }
.header-cta span { color: var(--coral); margin-left: 7px; }
.header-cta .header-cta-desktop, .header-cta .header-cta-mobile { color: inherit; margin-left: 0; }
.header-cta-mobile { display: none; }

.hero {
  height: min(760px, calc(100vh - 72px));
  min-height: 610px;
  overflow: hidden;
  position: relative;
}
.hero-image { height: 100%; inset: 0; object-fit: cover; object-position: center; position: absolute; width: 100%; }
.hero-shade { background: linear-gradient(90deg, rgba(4, 15, 12, 0.9) 0%, rgba(4, 15, 12, 0.62) 42%, rgba(4, 15, 12, 0.13) 78%, rgba(4, 15, 12, 0.24) 100%); inset: 0; position: absolute; }
.hero-content { color: var(--white); margin: 0 auto; max-width: 1440px; padding: clamp(70px, 10vh, 120px) clamp(24px, 7vw, 110px) 50px; position: relative; z-index: 1; }
.hero-content { width: 100%; }
.eyebrow { align-items: center; color: #d9e9e3; display: flex; font-size: 13px; font-weight: 700; gap: 10px; letter-spacing: 0; margin: 0 0 20px; text-transform: uppercase; }
.eyebrow span { background: var(--mint); border-radius: 50%; box-shadow: 0 0 0 5px rgba(73, 212, 157, 0.18); height: 8px; width: 8px; }
.hero h1 { font-family: var(--font-display); font-size: clamp(62px, 9vw, 124px); font-weight: 800; letter-spacing: 0; line-height: 0.9; margin: 0 0 24px; }
.hero-lead { color: #e7f0ed; font-size: clamp(20px, 2.2vw, 30px); line-height: 1.35; margin: 0 0 34px; max-width: 760px; overflow-wrap: anywhere; }
.hero-actions { align-items: center; display: flex; flex-wrap: wrap; gap: 26px; }
.button { align-items: center; display: inline-flex; font-weight: 700; gap: 14px; justify-content: center; min-height: 52px; padding: 0 22px; text-decoration: none; }
.button-primary { background: var(--coral); color: var(--white); }
.button-primary:hover { background: #e95638; }
.text-link { color: var(--white); font-size: 15px; font-weight: 700; text-decoration: none; }
.text-link span { color: var(--mint); margin-left: 8px; }
.hero-proof { border-top: 1px solid rgba(255,255,255,0.22); display: flex; gap: 0; list-style: none; margin: clamp(55px, 9vh, 90px) 0 0; max-width: 700px; padding: 22px 0 0; }
.hero-proof li { border-right: 1px solid rgba(255,255,255,0.2); display: flex; flex: 1; flex-direction: column; padding: 0 24px; }
.hero-proof li { min-width: 0; }
.hero-proof li:first-child { padding-left: 0; }
.hero-proof li:last-child { border: 0; }
.hero-proof strong { font-family: var(--font-display); font-size: 18px; }
.hero-proof span { color: #b9ccc6; font-size: 13px; }

.trust-strip { align-items: center; background: var(--ink); color: var(--white); display: flex; gap: 50px; justify-content: space-between; min-height: 88px; padding: 18px clamp(24px, 6vw, 90px); }
.trust-strip p { color: #a9c0b8; font-size: 13px; font-weight: 700; margin: 0; text-transform: uppercase; }
.capability-list { display: flex; flex-wrap: wrap; gap: clamp(22px, 4vw, 60px); }
.capability-list span { align-items: center; display: flex; font-size: 14px; font-weight: 600; gap: 9px; }
.capability-list i { background: var(--mint); border-radius: 50%; height: 7px; width: 7px; }

.platform-section { margin: 0 auto; max-width: 1440px; padding: 110px clamp(24px, 6vw, 90px) 120px; }
.section-intro { display: grid; gap: 0 60px; grid-template-columns: minmax(150px, 0.45fr) 1.4fr 0.8fr; margin-bottom: 58px; }
.section-kicker { color: #3c695b; font-size: 13px; font-weight: 700; margin: 8px 0 0; text-transform: uppercase; }
.section-intro h2, .onboarding h2 { font-family: var(--font-display); font-size: clamp(34px, 4vw, 58px); letter-spacing: 0; line-height: 1.1; margin: 0; }
.section-intro > p:last-child, .onboarding-copy > p { color: var(--ink-soft); margin: 8px 0 0; }

.feature-grid { display: grid; gap: 14px; grid-template-columns: repeat(3, 1fr); }
.feature { background: var(--white); border: 1px solid var(--line); min-height: 310px; padding: 32px; position: relative; }
.feature-wide { grid-column: span 2; }
.feature.dark { background: var(--ink); border-color: var(--ink); color: var(--white); }
.feature-icon { align-items: center; background: var(--mint-soft); display: flex; height: 44px; justify-content: center; margin-bottom: 42px; width: 44px; }
.feature-icon.coral { background: var(--coral-soft); color: var(--coral); }
.feature-icon.mint { background: rgba(73,212,157,0.14); color: var(--mint); }
.feature-icon svg { fill: none; height: 22px; stroke: currentColor; stroke-linecap: round; stroke-linejoin: round; stroke-width: 1.7; width: 22px; }
.feature-number { color: #83a098; font-family: var(--font-display); font-size: 12px; font-weight: 700; margin: 0 0 8px; }
.feature h3 { font-family: var(--font-display); font-size: 25px; line-height: 1.2; margin: 0 0 12px; max-width: 450px; }
.feature > p:last-of-type, .network-feature > div > p:last-of-type { color: var(--ink-soft); margin: 0; max-width: 500px; }
.feature.dark > p:last-of-type { color: #a9c0b8; }
.signal-chart { align-items: end; bottom: 32px; display: flex; gap: 8px; height: 95px; position: absolute; right: 36px; width: 30%; }
.signal-chart span { background: var(--mint); flex: 1; min-width: 5px; }
.signal-chart span:nth-child(3n) { background: var(--coral); }
.network-feature { align-items: center; display: grid; grid-template-columns: 1.1fr 0.9fr; overflow: hidden; }
.network-map { height: 220px; position: relative; }
.network-line { background: #8fb4a8; height: 1px; left: 25%; position: absolute; top: 50%; transform-origin: left; width: 53%; }
.line-a { transform: rotate(-30deg); }
.line-b { transform: rotate(17deg); }
.line-c { transform: rotate(53deg); width: 40%; }
.node { background: var(--white); border: 6px solid var(--mint); border-radius: 50%; box-shadow: 0 0 0 1px #8fb4a8; height: 22px; position: absolute; width: 22px; }
.node-main { background: var(--coral); border-color: var(--coral-soft); height: 30px; left: 21%; top: 44%; width: 30px; }
.node-a { left: 67%; top: 16%; }.node-b { left: 78%; top: 61%; }.node-c { left: 48%; top: 82%; }

.onboarding { background: #e4eee9; display: grid; gap: clamp(50px, 8vw, 120px); grid-template-columns: 0.9fr 1.1fr; padding: 110px max(24px, calc((100vw - 1260px) / 2)) 120px; }
.onboarding-copy { padding-top: 18px; }
.onboarding-copy .section-kicker { margin-bottom: 18px; }
.steps { list-style: none; margin: 45px 0 0; padding: 0; }
.steps li { align-items: center; border-top: 1px solid #bfd1c9; display: flex; gap: 18px; padding: 17px 0; }
.steps li > span { align-items: center; border: 1px solid #93afa4; border-radius: 50%; display: flex; flex: 0 0 32px; font-size: 12px; font-weight: 700; height: 32px; justify-content: center; }
.steps div { display: flex; flex-direction: column; }
.steps strong { font-size: 15px; }
.steps small { color: var(--ink-soft); font-size: 13px; }
.signup-panel { background: var(--white); border-top: 5px solid var(--coral); box-shadow: 0 25px 70px rgba(11,31,26,0.12); padding: clamp(26px, 4vw, 46px); }
.panel-heading { align-items: center; display: flex; gap: 14px; margin-bottom: 28px; }
.panel-heading img { flex: 0 0 auto; }
.panel-heading h2 { font-size: 23px; margin: 0 0 2px; }
.panel-heading p { color: var(--ink-soft); font-size: 13px; margin: 0; }
.alerts { margin: 0 0 20px; }
.alert { background: #fff0ec; border-left: 3px solid var(--coral); color: #8b2f1d; font-size: 14px; padding: 11px 13px; }
.field { margin-bottom: 18px; min-width: 0; }
.field label { display: block; font-size: 13px; font-weight: 700; margin-bottom: 7px; }
.field input { background: #fbfcfb; border: 1px solid #bdcec7; border-radius: 0; color: var(--ink); font-family: var(--font-body); font-size: 15px; height: 50px; outline: none; padding: 0 14px; width: 100%; }
.field input:focus { border-color: #217c5e; box-shadow: 0 0 0 3px rgba(73,212,157,0.2); }
.field small { color: #668078; display: block; font-size: 12px; margin-top: 6px; }
.field-row { display: grid; gap: 14px; grid-template-columns: 1fr 1fr; }
.domain-field { display: flex; min-width: 0; }
.domain-field input { border-right: 0; min-width: 80px; }
.domain-field > span { align-items: center; background: #eef4f1; border: 1px solid #bdcec7; color: #48655c; display: flex; flex: 0 0 auto; font-size: 13px; font-weight: 600; padding: 0 12px; }
.password-field { position: relative; }
.password-field input { padding-right: 48px; }
.password-field button { background: transparent; border: 0; color: #5f7770; cursor: pointer; height: 44px; padding: 12px; position: absolute; right: 3px; top: 3px; width: 44px; }
.password-field svg { fill: none; stroke: currentColor; stroke-width: 1.7; width: 20px; }
.submit-button { align-items: center; background: var(--ink); border: 0; color: var(--white); cursor: pointer; display: flex; font-family: var(--font-body); font-size: 15px; font-weight: 700; height: 52px; justify-content: space-between; margin-top: 4px; padding: 0 18px; width: 100%; }
.submit-button:hover { background: #163a30; }
.submit-button span { color: var(--mint); font-size: 19px; }
.form-note { color: #5e7770; font-size: 12px; margin: 13px 0 0; text-align: center; }
.form-note span { color: #16865f; margin-right: 4px; }

footer { align-items: center; background: var(--paper); display: flex; justify-content: space-between; min-height: 110px; padding: 25px clamp(24px, 6vw, 90px); }
.footer-brand img { height: 38px; }
footer p, footer > span { color: #617b73; font-size: 13px; }

@media (max-width: 980px) {
  .site-header { grid-template-columns: 1fr auto; }
  .site-nav { display: none; }
  .hero { height: 720px; }
  .hero-image { object-position: 64% center; }
  .hero-shade { background: rgba(4,15,12,0.66); }
  .section-intro { grid-template-columns: 1fr; }
  .section-intro .section-kicker { margin-bottom: 15px; }
  .section-intro > p:last-child { margin-top: 18px; max-width: 650px; }
  .feature-grid { grid-template-columns: 1fr 1fr; }
  .feature-wide { grid-column: span 2; }
  .onboarding { grid-template-columns: 1fr; }
  .onboarding-copy { max-width: 680px; }
}

@media (max-width: 680px) {
  .site-header { height: 64px; padding: 0 18px; }
  .brand img { height: 38px; width: 157px; }
  .header-cta { display: none; }
  .header-cta .header-cta-desktop { display: none; }
  .header-cta .header-cta-mobile { display: inline; }
  .hero { height: calc(100svh - 110px); min-height: 620px; }
  .hero-content { padding: 72px 22px 30px; }
  .hero h1 { font-size: 62px; }
  .hero-lead { font-size: 20px; }
  .hero-actions { align-items: stretch; flex-direction: column; gap: 18px; }
  .text-link { text-align: center; }
  .hero-proof { margin-top: 52px; }
  .hero-proof li { padding: 0 11px; }
  .hero-proof strong { font-size: 14px; }
  .hero-proof span { font-size: 11px; line-height: 1.35; overflow-wrap: anywhere; }
  .trust-strip { align-items: flex-start; flex-direction: column; gap: 16px; padding-bottom: 24px; padding-top: 24px; }
  .capability-list { display: grid; gap: 11px; grid-template-columns: 1fr 1fr; width: 100%; }
  .platform-section { padding-bottom: 78px; padding-top: 78px; }
  .feature-grid { grid-template-columns: 1fr; }
  .feature, .feature-wide { grid-column: auto; }
  .feature { min-height: 285px; }
  .signal-chart { height: 66px; width: 28%; }
  .network-feature { grid-template-columns: 1fr; }
  .network-map { display: none; }
  .onboarding { padding-bottom: 80px; padding-top: 75px; }
  .field-row { grid-template-columns: 1fr; }
  .domain-field > span { font-size: 11px; padding: 0 8px; }
  footer { align-items: flex-start; flex-direction: column; gap: 8px; }
  footer p { margin: 8px 0 0; }
}

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