:root {
  --ink: #092d35;
  --ink-soft: #31545b;
  --navy: #062e39;
  --navy-deep: #021f28;
  --teal: #00a899;
  --teal-bright: #18c6b4;
  --teal-pale: #dff7f2;
  --blue: #2b7fa0;
  --sand: #f2bd6b;
  --mist: #f3f8f7;
  --line: #d7e4e2;
  --white: #ffffff;
  --shadow: 0 22px 55px rgba(5, 45, 54, 0.14);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 88px;
}

body {
  margin: 0;
  background: var(--white);
  color: var(--ink);
  font-family: Inter, Arial, Helvetica, sans-serif;
  -webkit-font-smoothing: antialiased;
}

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

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

a:focus-visible,
summary:focus-visible {
  outline: 3px solid rgba(24, 198, 180, 0.65);
  outline-offset: 4px;
}

.container {
  width: min(1180px, calc(100% - 48px));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  z-index: 50;
  top: 0;
  border-bottom: 1px solid rgba(214, 231, 228, 0.9);
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(18px);
}

.nav-shell {
  min-height: 76px;
  display: flex;
  align-items: center;
  gap: 32px;
}

.brand {
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
}

.brand-logo {
  display: block;
  width: auto;
  height: 62px;
  object-fit: contain;
}

.desktop-nav {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-left: auto;
}

.desktop-nav a {
  position: relative;
  color: #46636a;
  font-size: 0.88rem;
  font-weight: 590;
}

.desktop-nav a::after {
  position: absolute;
  right: 0;
  bottom: -7px;
  left: 0;
  height: 2px;
  background: var(--teal);
  content: "";
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 180ms ease;
}

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

.button {
  display: inline-flex;
  min-height: 52px;
  align-items: center;
  justify-content: center;
  gap: 13px;
  border: 1px solid transparent;
  border-radius: 6px;
  padding: 0 23px;
  font-size: 0.92rem;
  font-weight: 690;
  line-height: 1.2;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

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

.button-small {
  min-height: 42px;
  padding-inline: 17px;
  background: var(--navy);
  color: var(--white);
  font-size: 0.82rem;
}

.button-primary {
  background: var(--teal-bright);
  color: var(--navy-deep);
  box-shadow: 0 12px 28px rgba(0, 168, 153, 0.2);
}

.button-primary:hover {
  background: #29d2c0;
  box-shadow: 0 16px 32px rgba(0, 168, 153, 0.27);
}

.button-secondary {
  border-color: #aac6c3;
  background: var(--white);
  color: var(--navy);
}

.button-secondary:hover {
  border-color: var(--teal);
  background: var(--mist);
}

.button-full { width: 100%; }

.mobile-menu { display: none; margin-left: auto; }

.hero {
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(110deg, rgba(3, 46, 57, 0.98) 0%, rgba(4, 54, 65, 0.98) 48%, rgba(2, 39, 49, 0.99) 100%);
  color: var(--white);
}

.hero::after {
  position: absolute;
  right: -15vw;
  bottom: -45%;
  width: 60vw;
  height: 60vw;
  border: 1px solid rgba(116, 226, 213, 0.08);
  border-radius: 50%;
  content: "";
}

.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(1px);
  pointer-events: none;
}

.hero-glow-one {
  top: -220px;
  left: -180px;
  width: 470px;
  height: 470px;
  background: radial-gradient(circle, rgba(18, 193, 176, 0.18), transparent 67%);
}

.hero-glow-two {
  right: 12%;
  bottom: -190px;
  width: 430px;
  height: 430px;
  background: radial-gradient(circle, rgba(40, 125, 159, 0.24), transparent 68%);
}

.hero-grid {
  position: relative;
  z-index: 2;
  display: grid;
  min-height: 720px;
  align-items: center;
  grid-template-columns: minmax(0, 1.04fr) minmax(440px, 0.96fr);
  gap: 74px;
  padding-block: 94px 86px;
}

.eyebrow,
.mini-eyebrow {
  margin: 0 0 18px;
  color: #0f7f79;
  font-size: 0.74rem;
  font-weight: 760;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.eyebrow span { padding-inline: 6px; color: var(--teal-bright); }
.eyebrow-light { color: #7ce0d4; }

.hero h1 {
  max-width: 680px;
  margin: 0;
  font-size: clamp(3.25rem, 5.8vw, 5.4rem);
  font-weight: 640;
  letter-spacing: -0.056em;
  line-height: 0.98;
}

.hero-lead {
  max-width: 640px;
  margin: 28px 0 0;
  color: #c6dadd;
  font-size: 1.12rem;
  line-height: 1.72;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-top: 34px;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--navy);
  font-size: 0.9rem;
  font-weight: 680;
}

.hero .text-link { color: #d7e8e9; }
.text-link:hover span { transform: translate(2px, -2px); }
.text-link span { transition: transform 180ms ease; }
.text-link-light { color: #8fe1d8; }

.hero-proof {
  display: grid;
  max-width: 610px;
  grid-template-columns: repeat(3, 1fr);
  margin-top: 48px;
  border-top: 1px solid rgba(198, 221, 221, 0.18);
  padding-top: 26px;
}

.hero-proof div {
  padding-right: 18px;
}

.hero-proof div + div {
  border-left: 1px solid rgba(198, 221, 221, 0.16);
  padding-left: 25px;
}

.hero-proof strong,
.hero-proof span {
  display: block;
}

.hero-proof strong {
  color: var(--white);
  font-size: 1.02rem;
  font-weight: 720;
}

.hero-proof span {
  margin-top: 5px;
  color: #9ab8bc;
  font-size: 0.76rem;
}

.dashboard-wrap {
  position: relative;
}

.dashboard-orbit {
  position: absolute;
  border: 1px solid rgba(93, 207, 195, 0.17);
  border-radius: 50%;
}

.orbit-one { inset: -50px; }
.orbit-two { inset: -96px; opacity: 0.52; }

.dashboard-card {
  position: relative;
  z-index: 2;
  border: 1px solid rgba(155, 214, 208, 0.35);
  border-radius: 18px;
  background: rgba(247, 252, 251, 0.98);
  box-shadow: 0 35px 90px rgba(0, 17, 24, 0.36);
  color: var(--ink);
  overflow: hidden;
}

.dashboard-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
  padding: 26px 28px 23px;
}

.dashboard-head p,
.dashboard-head h2 { margin: 0; }
.dashboard-head p { color: #6b898e; font-size: 0.7rem; font-weight: 680; letter-spacing: 0.09em; text-transform: uppercase; }
.dashboard-head h2 { margin-top: 6px; font-size: 1rem; font-weight: 700; }

.online-status {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  border-radius: 999px;
  background: #def5ed;
  padding: 7px 10px;
  color: #16715f;
  font-size: 0.68rem;
  font-weight: 730;
}

.online-status i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #23a87f;
  box-shadow: 0 0 0 4px rgba(35, 168, 127, 0.12);
}

.measurement-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--line);
}

.measurement {
  min-height: 148px;
  background: var(--white);
  padding: 25px 28px 20px;
}

.measurement > span { color: #6b858a; font-size: 0.73rem; font-weight: 620; }
.measurement p { margin: 13px 0 8px; color: var(--navy-deep); font-size: 2rem; font-weight: 690; letter-spacing: -0.04em; }
.measurement small { font-size: 0.78rem; font-weight: 620; letter-spacing: 0; }
.measurement em { font-size: 0.68rem; font-style: normal; font-weight: 660; }
.trend-good { color: #11826c; }
.trend-watch { color: #a26616; }
.trend-neutral { color: #51727a; }

.signal-strip {
  display: grid;
  align-items: center;
  grid-template-columns: auto 1fr auto;
  gap: 13px;
  margin: 20px 22px 0;
  border: 1px solid #ecd9b9;
  border-radius: 9px;
  background: #fff8ec;
  padding: 14px;
}

.signal-icon {
  display: flex;
  width: 33px;
  height: 33px;
  align-items: flex-end;
  justify-content: center;
  gap: 3px;
  border-radius: 7px;
  background: #f5dfb8;
  padding-bottom: 8px;
}

.signal-icon span { width: 3px; border-radius: 3px; background: #9b6a1d; }
.signal-icon span:nth-child(1) { height: 7px; }
.signal-icon span:nth-child(2) { height: 12px; }
.signal-icon span:nth-child(3) { height: 17px; }
.signal-strip strong { display: block; font-size: 0.73rem; }
.signal-strip p { margin: 3px 0 0; color: #6b5e46; font-size: 0.67rem; }
.signal-time { color: #866b3c; font-size: 0.62rem; font-weight: 650; }
.dashboard-note { margin: 12px 22px 18px; color: #81979a; font-size: 0.58rem; text-align: right; }

.trust-bar {
  border-bottom: 1px solid var(--line);
  background: var(--white);
}

.trust-row {
  display: flex;
  min-height: 87px;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}

.trust-row > p { margin: 0; color: #557277; font-size: 0.78rem; font-weight: 680; }
.trust-list { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 25px; }
.trust-list span { position: relative; color: #173e47; font-size: 0.76rem; font-weight: 640; }
.trust-list span::before { display: inline-block; width: 5px; height: 5px; margin: 0 9px 2px 0; border-radius: 50%; background: var(--teal); content: ""; }

.section { padding-block: 118px; }
.section-light { background: var(--white); }

.section-heading h2,
.audience-intro h2,
.pilot-copy h2,
.faq-intro h2,
.final-cta h2 {
  margin: 0;
  color: var(--navy);
  font-size: clamp(2.35rem, 4vw, 3.85rem);
  font-weight: 620;
  letter-spacing: -0.052em;
  line-height: 1.06;
}

.split-heading {
  display: grid;
  align-items: end;
  grid-template-columns: 1.05fr 0.78fr;
  gap: 105px;
  margin-bottom: 60px;
}

.split-heading > p,
.centered-heading > p,
.audience-intro > p,
.pilot-copy > p,
.faq-intro > p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.98rem;
  line-height: 1.72;
}

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

.risk-card {
  position: relative;
  min-height: 342px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--white);
  padding: 32px 31px 30px;
  overflow: hidden;
  transition: transform 200ms ease, box-shadow 200ms ease;
}

.risk-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow);
}

.risk-number { color: #7e989b; font-family: ui-monospace, SFMono-Regular, Consolas, monospace; font-size: 0.7rem; }
.risk-line { width: 74px; height: 4px; margin: 25px 0 42px; border-radius: 5px; }
.risk-line-blue { background: var(--blue); }
.risk-line-teal { background: var(--teal); }
.risk-line-gold { background: var(--sand); }
.risk-card h3 { margin: 0; color: var(--navy); font-size: 1.32rem; font-weight: 670; letter-spacing: -0.025em; }
.risk-card p { margin: 14px 0 0; color: #527177; font-size: 0.89rem; line-height: 1.67; }
.card-label { position: absolute; right: 31px; bottom: 27px; left: 31px; border-top: 1px solid var(--line); padding-top: 17px; color: #789296; font-size: 0.67rem; font-weight: 710; letter-spacing: 0.12em; text-transform: uppercase; }
.featured-risk { background: linear-gradient(160deg, #f1fbf8, #ffffff 62%); }

.section-audience {
  background: var(--navy);
  color: var(--white);
}

.audience-layout { display: grid; grid-template-columns: 0.78fr 1.05fr; gap: 110px; }
.audience-intro { align-self: start; position: sticky; top: 125px; }
.audience-intro h2 { color: var(--white); }
.audience-intro > p { margin-top: 26px; color: #a9c2c6; }
.audience-intro .text-link { margin-top: 29px; }
.audience-list { border-top: 1px solid rgba(170, 210, 209, 0.2); }
.audience-list article { display: grid; grid-template-columns: 56px 1fr; gap: 13px; border-bottom: 1px solid rgba(170, 210, 209, 0.2); padding: 27px 0 29px; }
.audience-list article > span { padding-top: 5px; color: #6c9ca1; font-family: ui-monospace, SFMono-Regular, Consolas, monospace; font-size: 0.66rem; }
.audience-list h3 { margin: 0; color: #eefafa; font-size: 1.22rem; font-weight: 650; }
.audience-list p { margin: 9px 0 0; color: #99b7bb; font-size: 0.87rem; line-height: 1.62; }

.centered-heading { max-width: 760px; margin: 0 auto 68px; text-align: center; }
.centered-heading > p { max-width: 620px; margin: 22px auto 0; }

.system-flow {
  display: grid;
  align-items: center;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  gap: 18px;
}

.system-flow article { position: relative; min-height: 390px; border: 1px solid var(--line); border-radius: 13px; background: var(--mist); padding: 28px; text-align: center; }
.flow-step { position: absolute; top: 20px; left: 22px; display: grid; width: 26px; height: 26px; place-items: center; border: 1px solid #b8d0cd; border-radius: 50%; color: #5b7e82; font-family: ui-monospace, SFMono-Regular, Consolas, monospace; font-size: 0.65rem; }
.flow-arrow { color: #79a09f; font-size: 1.25rem; }
.flow-visual { position: relative; display: grid; width: 150px; height: 150px; margin: 21px auto 25px; place-items: center; border-radius: 50%; background: #e4f1ef; }
.system-flow h3 { margin: 0; font-size: 1.15rem; font-weight: 670; }
.system-flow p { margin: 12px 0 0; color: #547177; font-size: 0.84rem; line-height: 1.62; }

.node-cap { position: absolute; top: 34px; width: 29px; height: 12px; border-radius: 6px 6px 2px 2px; background: #1c6672; }
.node-body { position: absolute; top: 45px; width: 22px; height: 55px; border: 3px solid #247b82; border-radius: 3px 3px 8px 8px; background: var(--white); }
.wave { position: absolute; bottom: 32px; width: 68px; height: 18px; border-top: 2px solid var(--teal); border-radius: 50%; }
.wave-b { bottom: 21px; width: 100px; opacity: 0.45; }

.cell-node { z-index: 2; width: 19px; height: 19px; border: 5px solid var(--white); border-radius: 50%; background: var(--teal); box-shadow: 0 0 0 2px var(--teal); }
.cell-ring { position: absolute; border: 2px solid var(--teal); border-radius: 50%; }
.cell-ring-a { width: 45px; height: 45px; }
.cell-ring-b { width: 78px; height: 78px; opacity: 0.55; }
.cell-ring-c { width: 112px; height: 112px; opacity: 0.25; }

.mini-screen { display: flex; width: 83px; height: 62px; align-items: flex-end; justify-content: center; gap: 8px; border: 3px solid #267783; border-radius: 6px; background: var(--white); padding-bottom: 13px; box-shadow: 8px 8px 0 rgba(0, 168, 153, 0.11); }
.mini-screen i { width: 9px; border-radius: 2px 2px 0 0; background: var(--teal); }
.mini-screen i:nth-child(1) { height: 19px; opacity: 0.55; }
.mini-screen i:nth-child(2) { height: 31px; }
.mini-screen i:nth-child(3) { height: 24px; opacity: 0.75; }

.section-pilot { position: relative; overflow: hidden; background: var(--navy-deep); color: var(--white); }
.section-pilot::before { position: absolute; top: -330px; right: -200px; width: 700px; height: 700px; border: 1px solid rgba(84, 210, 197, 0.11); border-radius: 50%; content: ""; }
.pilot-grid { position: relative; z-index: 2; display: grid; grid-template-columns: 1.05fr 0.82fr; gap: 100px; }
.pilot-copy h2 { max-width: 640px; color: var(--white); }
.pilot-copy > p { max-width: 650px; margin-top: 27px; color: #aac1c5; }
.pilot-timeline { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; margin-top: 52px; }
.pilot-timeline div { position: relative; border-top: 1px solid rgba(154, 207, 203, 0.3); padding: 23px 24px 0 0; }
.pilot-timeline div::before { position: absolute; top: -5px; left: 0; width: 9px; height: 9px; border-radius: 50%; background: var(--teal-bright); content: ""; box-shadow: 0 0 0 5px rgba(24, 198, 180, 0.09); }
.pilot-timeline span, .pilot-timeline strong { display: block; }
.pilot-timeline span { color: #72b8b2; font-family: ui-monospace, SFMono-Regular, Consolas, monospace; font-size: 0.64rem; }
.pilot-timeline strong { margin-top: 8px; font-size: 0.96rem; }
.pilot-timeline p { margin: 8px 0 0; color: #8eaaae; font-size: 0.74rem; line-height: 1.55; }

.pilot-includes { position: relative; border: 1px solid rgba(139, 207, 200, 0.35); border-radius: 14px; background: rgba(7, 57, 68, 0.72); padding: 37px 36px 30px; box-shadow: 0 24px 70px rgba(0, 11, 16, 0.25); }
.pilot-badge { position: absolute; top: -37px; right: 27px; display: grid; width: 82px; height: 82px; place-content: center; border: 6px solid var(--navy-deep); border-radius: 50%; background: var(--teal-bright); color: var(--navy-deep); text-align: center; }
.pilot-badge span, .pilot-badge small { display: block; }
.pilot-badge span { font-size: 1.5rem; font-weight: 780; line-height: 1; }
.pilot-badge small { margin-top: 2px; font-size: 0.58rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; }
.pilot-includes .mini-eyebrow { color: #8ddbd2; }
.pilot-includes ul, .price-card ul { margin: 26px 0 0; padding: 0; list-style: none; }
.pilot-includes li { display: grid; grid-template-columns: 21px 1fr; gap: 8px; border-top: 1px solid rgba(155, 202, 200, 0.14); padding: 13px 0; color: #c5d8da; font-size: 0.8rem; line-height: 1.5; }
.pilot-includes li span { color: var(--teal-bright); font-weight: 800; }
.pilot-disclaimer { margin: 18px 0 0; border-left: 2px solid #638f92; padding-left: 13px; color: #79999d; font-size: 0.68rem; line-height: 1.55; }

.section-pricing { background: var(--mist); }
.pricing-heading { margin-bottom: 54px; }
.pricing-grid { display: grid; max-width: 910px; grid-template-columns: repeat(2, 1fr); gap: 20px; margin-inline: auto; }
.price-card { border: 1px solid var(--line); border-radius: 14px; background: var(--white); padding: 34px; box-shadow: 0 15px 40px rgba(18, 62, 68, 0.07); }
.price-card-primary { border-top: 4px solid var(--teal); }
.price-card-head { display: flex; min-height: 63px; align-items: flex-start; justify-content: space-between; gap: 15px; }
.price-card .mini-eyebrow { margin-bottom: 7px; color: #43807d; }
.price-card h3 { margin: 0; font-size: 1.1rem; font-weight: 660; }
.recommended { border-radius: 999px; background: var(--teal-pale); padding: 7px 9px; color: #147b70; font-size: 0.62rem; font-weight: 730; white-space: nowrap; }
.price { margin: 22px 0 0; color: var(--navy); font-size: 3.65rem; font-weight: 680; letter-spacing: -0.06em; line-height: 1; }
.price > span { margin-right: 3px; font-size: 1.35rem; vertical-align: top; }
.price-note { margin: 9px 0 0; color: #758e92; font-size: 0.75rem; }
.price-card ul { min-height: 195px; margin-block: 27px 24px; border-top: 1px solid var(--line); padding-top: 16px; }
.price-card li { display: grid; grid-template-columns: 19px 1fr; gap: 7px; padding: 7px 0; color: #49676d; font-size: 0.8rem; line-height: 1.48; }
.price-card li span { color: var(--teal); font-weight: 800; }
.pricing-footnote { max-width: 720px; margin: 25px auto 0; color: #70898c; font-size: 0.7rem; line-height: 1.55; text-align: center; }

.section-faq { background: var(--white); }
.faq-grid { display: grid; grid-template-columns: 0.72fr 1.1fr; gap: 105px; }
.faq-intro h2 { font-size: clamp(2.25rem, 3.5vw, 3.4rem); }
.faq-intro > p { margin-top: 22px; }
.faq-list { border-top: 1px solid var(--line); }
.faq-list details { border-bottom: 1px solid var(--line); }
.faq-list summary { display: flex; min-height: 83px; cursor: pointer; align-items: center; justify-content: space-between; gap: 25px; padding: 0 5px; color: var(--navy); font-size: 0.94rem; font-weight: 650; list-style: none; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary span { color: var(--teal); font-size: 1.35rem; font-weight: 380; transition: transform 180ms ease; }
.faq-list details[open] summary span { transform: rotate(45deg); }
.faq-list details > p { margin: -4px 45px 25px 5px; color: #557278; font-size: 0.86rem; line-height: 1.68; }

.final-cta { position: relative; overflow: hidden; background: linear-gradient(115deg, #064957, #06313d); color: var(--white); }
.final-cta-inner { position: relative; z-index: 2; display: flex; min-height: 510px; align-items: center; flex-direction: column; justify-content: center; padding-block: 80px; text-align: center; }
.final-cta h2 { max-width: 860px; color: var(--white); }
.final-cta-inner > p:not(.eyebrow) { max-width: 650px; margin: 23px 0 30px; color: #b7cfd1; font-size: 0.98rem; line-height: 1.7; }
.cta-contact { margin-top: 18px; color: #86aeb1; font-size: 0.7rem; }
.cta-ripple { position: absolute; top: 50%; left: 50%; border: 1px solid rgba(71, 204, 191, 0.12); border-radius: 50%; transform: translate(-50%, -50%); }
.cta-ripple-one { width: 780px; height: 780px; }
.cta-ripple-two { width: 1050px; height: 1050px; }

footer { background: var(--navy-deep); color: #8ba6aa; }
.footer-row { display: grid; min-height: 112px; align-items: center; grid-template-columns: auto 1fr auto; gap: 45px; }
.brand-logo-footer { height: 68px; }
.footer-row p { margin: 0; font-size: 0.72rem; text-align: center; }
.footer-row > div { display: flex; gap: 20px; }
.footer-row > div a { font-size: 0.72rem; font-weight: 630; }
.footer-row > div a:hover { color: var(--teal-bright); }

@media (max-width: 1040px) {
  .desktop-nav { gap: 18px; }
  .desktop-nav a { font-size: 0.78rem; }
  .hero-grid { min-height: auto; grid-template-columns: minmax(0, 1fr) minmax(390px, 0.85fr); gap: 44px; padding-block: 78px; }
  .hero h1 { font-size: clamp(3.05rem, 5.3vw, 4.25rem); }
  .dashboard-card { transform: scale(0.94); transform-origin: center right; }
  .split-heading { gap: 65px; }
  .audience-layout { gap: 70px; }
  .pilot-grid { gap: 65px; }
  .faq-grid { gap: 65px; }
}

@media (max-width: 900px) {
  .desktop-nav,
  .desktop-cta { display: none; }
  .mobile-menu { position: relative; display: block; }
  .mobile-menu summary { display: flex; width: 44px; height: 44px; cursor: pointer; align-items: center; flex-direction: column; justify-content: center; gap: 5px; border: 1px solid var(--line); border-radius: 6px; list-style: none; }
  .mobile-menu summary::-webkit-details-marker { display: none; }
  .mobile-menu summary span { width: 18px; height: 2px; border-radius: 2px; background: var(--navy); }
  .mobile-menu nav { position: absolute; top: 53px; right: 0; display: flex; width: min(330px, calc(100vw - 32px)); flex-direction: column; gap: 4px; border: 1px solid var(--line); border-radius: 10px; background: var(--white); box-shadow: var(--shadow); padding: 13px; }
  .mobile-menu nav > a:not(.button) { border-radius: 5px; padding: 12px 10px; color: #365a61; font-size: 0.88rem; font-weight: 620; }
  .mobile-menu nav > a:not(.button):hover { background: var(--mist); }
  .mobile-menu .button { margin-top: 6px; }

  .hero-grid { grid-template-columns: 1fr; gap: 75px; padding-block: 80px 95px; }
  .hero-copy { max-width: 720px; }
  .dashboard-wrap { width: min(590px, 88%); margin-inline: auto; }
  .dashboard-card { transform: none; }
  .trust-row { align-items: flex-start; flex-direction: column; padding-block: 24px; }
  .trust-list { justify-content: flex-start; }
  .section { padding-block: 95px; }
  .split-heading,
  .audience-layout,
  .pilot-grid,
  .faq-grid { grid-template-columns: 1fr; gap: 50px; }
  .split-heading { align-items: start; }
  .risk-grid { grid-template-columns: repeat(2, 1fr); }
  .risk-grid .risk-card:last-child { grid-column: 1 / -1; min-height: 300px; }
  .audience-intro { position: static; }
  .system-flow { grid-template-columns: 1fr; }
  .flow-arrow { transform: rotate(90deg); text-align: center; }
  .system-flow article { min-height: 360px; }
  .pilot-grid { gap: 70px; }
  .pilot-includes { width: min(620px, 100%); }
  .faq-intro { max-width: 650px; }
}

@media (max-width: 680px) {
  .container { width: min(100% - 32px, 1180px); }
  .nav-shell { min-height: 68px; }
  .brand-logo { height: 52px; }
  .hero-grid { gap: 62px; padding-block: 66px 78px; }
  .hero h1 { font-size: clamp(2.75rem, 13vw, 4rem); line-height: 1.01; }
  .hero-lead { margin-top: 23px; font-size: 1rem; line-height: 1.66; }
  .hero-actions { align-items: stretch; flex-direction: column; gap: 19px; }
  .hero-actions .button { width: 100%; }
  .hero-actions .text-link { justify-content: center; }
  .hero-proof { grid-template-columns: 1fr; gap: 16px; margin-top: 38px; }
  .hero-proof div { padding: 0; }
  .hero-proof div + div { border-left: 0; padding: 16px 0 0; border-top: 1px solid rgba(198, 221, 221, 0.13); }
  .dashboard-wrap { width: 100%; }
  .orbit-one { inset: -22px; }
  .orbit-two { inset: -52px; }
  .dashboard-head { padding: 21px 19px; }
  .dashboard-head h2 { font-size: 0.88rem; }
  .online-status { padding: 6px 8px; }
  .measurement { min-height: 125px; padding: 20px 18px 17px; }
  .measurement p { font-size: 1.55rem; }
  .signal-strip { grid-template-columns: auto 1fr; margin-inline: 14px; }
  .signal-time { display: none; }
  .dashboard-note { margin-right: 14px; }
  .trust-list { gap: 15px 18px; }
  .section { padding-block: 78px; }
  .section-heading h2,
  .audience-intro h2,
  .pilot-copy h2,
  .faq-intro h2,
  .final-cta h2 { font-size: clamp(2.15rem, 10vw, 3rem); }
  .split-heading { gap: 27px; margin-bottom: 42px; }
  .risk-grid { grid-template-columns: 1fr; }
  .risk-grid .risk-card:last-child { grid-column: auto; }
  .risk-card { min-height: 315px; }
  .audience-layout { gap: 42px; }
  .audience-list article { grid-template-columns: 38px 1fr; }
  .centered-heading { margin-bottom: 45px; text-align: left; }
  .centered-heading > p { margin-left: 0; }
  .system-flow article { min-height: 340px; padding-inline: 21px; }
  .pilot-timeline { grid-template-columns: 1fr; gap: 28px; }
  .pilot-timeline div { border-top: 0; border-left: 1px solid rgba(154, 207, 203, 0.3); padding: 0 0 0 24px; }
  .pilot-timeline div::before { top: 2px; left: -5px; }
  .pilot-includes { padding: 37px 22px 25px; }
  .pilot-badge { right: 17px; }
  .pricing-grid { grid-template-columns: 1fr; }
  .price-card { padding: 29px 23px; }
  .price-card ul { min-height: auto; }
  .faq-grid { gap: 35px; }
  .faq-list summary { min-height: 75px; font-size: 0.88rem; }
  .faq-list details > p { margin-right: 10px; }
  .final-cta-inner { min-height: 530px; }
  .footer-row { grid-template-columns: 1fr; gap: 20px; padding-block: 33px; text-align: center; }
  .brand-footer { justify-content: center; }
  .brand-logo-footer { height: 66px; }
  .footer-row > div { justify-content: center; }
}

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