:root {
  --navy: #0e243a;
  --navy-2: #132f4b;
  --teal: #5aa7a0;
  --teal-light: #9bd1cb;
  --ivory: #f8f5ef;
  --sand: #e8e1d6;
  --white: #ffffff;
  --ink: #182432;
  --muted: #66727d;
  --line: rgba(14, 36, 58, .14);
  --shadow: 0 28px 70px rgba(6, 23, 40, .15);
  --radius: 22px;
  --container: min(1180px, calc(100% - 48px));
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; color: var(--ink); background: var(--ivory); line-height: 1.55; overflow-x: hidden; }
button, input, textarea, select { font: inherit; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.container { width: var(--container); margin-inline: auto; }
.skip-link { position: fixed; left: 16px; top: -80px; z-index: 1000; background: var(--white); color: var(--navy); padding: 12px 18px; border-radius: 0 0 10px 10px; }
.skip-link:focus { top: 0; }

.site-header { position: fixed; z-index: 100; inset: 0 0 auto; color: var(--white); transition: background .25s ease, box-shadow .25s ease, backdrop-filter .25s ease; }
.site-header.scrolled { background: rgba(14, 36, 58, .91); box-shadow: 0 1px 0 rgba(255,255,255,.09); backdrop-filter: blur(18px); }
.nav-wrap { height: 84px; display: grid; grid-template-columns: 190px 1fr auto; align-items: center; gap: 28px; }
.brand { display: flex; align-items: center; width: 142px; }
.brand img { width: 100%; height: 38px; object-fit: contain; }
.desktop-nav { justify-self: center; display: flex; align-items: center; gap: 32px; font-size: 14px; color: rgba(255,255,255,.72); }
.desktop-nav a { transition: color .2s ease; }
.desktop-nav a:hover { color: var(--white); }
.button { border: 0; display: inline-flex; align-items: center; justify-content: center; gap: 10px; padding: 15px 22px; border-radius: 999px; font-weight: 700; font-size: 14px; cursor: pointer; transition: transform .2s ease, background .2s ease, box-shadow .2s ease; }
.button:hover { transform: translateY(-2px); }
.button-small { padding: 10px 17px; font-size: 13px; }
.button-light { border: 1px solid rgba(255,255,255,.38); color: var(--white); background: rgba(255,255,255,.06); }
.button-light:hover { background: rgba(255,255,255,.14); }
.button-primary { background: var(--teal); color: #061f2b; box-shadow: 0 14px 34px rgba(90,167,160,.2); }
.button-primary:hover { background: #72bbb5; box-shadow: 0 18px 40px rgba(90,167,160,.3); }
.button-dark { background: var(--navy); color: var(--white); }
.menu-toggle, .mobile-nav { display: none; }

.hero { min-height: 860px; padding: 156px 0 90px; position: relative; isolation: isolate; color: var(--white); background: linear-gradient(135deg, #0a1e31 0%, #0f2942 58%, #0b2035 100%); overflow: hidden; }
.hero::before { content: ""; position: absolute; inset: 0; opacity: .17; background-image: linear-gradient(rgba(255,255,255,.08) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.08) 1px, transparent 1px); background-size: 64px 64px; mask-image: linear-gradient(to bottom, rgba(0,0,0,.7), transparent 86%); z-index: -1; }
.hero-orb { position: absolute; width: 560px; height: 560px; border-radius: 50%; filter: blur(80px); opacity: .16; z-index: -1; }
.hero-orb-one { background: var(--teal); right: -170px; top: -160px; }
.hero-orb-two { background: #3b79ad; left: 32%; bottom: -330px; }
.hero-grid { display: grid; grid-template-columns: .94fr 1.06fr; align-items: center; gap: 70px; }
.eyebrow { margin: 0 0 20px; font-size: 12px; font-weight: 800; letter-spacing: .18em; color: var(--teal-light); }
.eyebrow.dark { color: #347f7a; }
.hero h1 { font-size: clamp(56px, 6.4vw, 88px); line-height: .98; letter-spacing: -.055em; margin: 0; max-width: 720px; font-weight: 640; }
.hero h1 span { color: var(--teal-light); }
.hero-lead { max-width: 650px; font-size: 22px; line-height: 1.42; letter-spacing: -.015em; color: rgba(255,255,255,.94); margin: 30px 0 14px; }
.hero-support { max-width: 620px; margin: 0; font-size: 16px; color: rgba(255,255,255,.62); }
.hero-actions { display: flex; align-items: center; gap: 24px; margin-top: 34px; }
.text-link { font-size: 14px; color: rgba(255,255,255,.78); border-bottom: 1px solid rgba(255,255,255,.24); padding-bottom: 4px; }
.text-link span { color: var(--teal-light); }
.trust-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 34px; }
.trust-row span { padding: 7px 10px; font-size: 11px; letter-spacing: .08em; text-transform: uppercase; border: 1px solid rgba(255,255,255,.13); border-radius: 999px; color: rgba(255,255,255,.54); }
.hero-visual { min-height: 590px; position: relative; display: flex; align-items: center; justify-content: center; }
.pilot-tag { position: absolute; right: 4%; top: 0; z-index: 8; border: 1px solid rgba(255,255,255,.18); background: rgba(9,27,44,.7); backdrop-filter: blur(10px); border-radius: 999px; padding: 9px 14px; font-size: 11px; color: rgba(255,255,255,.72); }
.pilot-tag span { display: inline-block; width: 7px; height: 7px; margin-right: 7px; border-radius: 50%; background: var(--teal); box-shadow: 0 0 0 5px rgba(90,167,160,.12); }
.tablet-shell { position: relative; z-index: 4; width: min(500px, 90%); aspect-ratio: 1 / 1.16; border-radius: 36px; padding: 30px; background: #f9f7f2; color: var(--navy); border: 9px solid #091b2c; box-shadow: 0 50px 100px rgba(0,0,0,.35), inset 0 0 0 1px rgba(255,255,255,.4); transform: rotate(2deg); }
.tablet-shell::after { content: ""; position: absolute; top: 12px; left: 50%; width: 45px; height: 5px; transform: translateX(-50%); border-radius: 10px; background: #24394d; }
.tablet-bar { display: flex; justify-content: space-between; align-items: center; font-size: 10px; }
.mini-brand { letter-spacing: .16em; font-weight: 800; }
.mini-brand b { color: var(--teal); font-weight: 700; letter-spacing: 0; margin-left: 3px; }
.status-dot { color: #3f806d; }
.status-dot::before { content: ""; display: inline-block; width: 6px; height: 6px; border-radius: 50%; background: #55a98e; margin-right: 5px; }
.tablet-greeting { margin-top: 28px; display: flex; justify-content: space-between; align-items: flex-end; }
.tablet-greeting small { display: block; color: #84909a; }
.tablet-greeting strong { display: block; font-size: 26px; letter-spacing: -.04em; }
.temperature { font-size: 24px; color: var(--teal); font-weight: 700; }
.mode-row { display: flex; gap: 7px; margin: 22px 0 16px; }
.mode { border: 0; background: #ebe7df; color: #73808b; border-radius: 999px; padding: 8px 11px; font-size: 9px; }
.mode.active { background: var(--navy); color: var(--white); }
.dashboard-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 11px; }
.dash-card { min-height: 96px; padding: 14px; border-radius: 16px; background: var(--white); box-shadow: 0 10px 22px rgba(20,33,45,.06); display: flex; flex-direction: column; justify-content: space-between; }
.dash-card.wide { grid-column: span 2; flex-direction: row; align-items: center; min-height: 92px; }
.dash-card small { color: #87929a; font-size: 9px; }
.dash-card strong { font-size: 18px; letter-spacing: -.02em; }
.dash-card span { color: #9ca5ab; font-size: 9px; }
.air-ring { width: 48px; height: 48px; border-radius: 50%; display: grid; place-items: center; font-size: 13px; font-weight: 800; color: #3d877f; background: conic-gradient(var(--teal) 0 92%, #e7e3dc 92%); position: relative; isolation: isolate; }
.air-ring::before { content: ""; position: absolute; inset: 5px; border-radius: 50%; background: white; }
.air-ring::after { content: "92"; position: absolute; z-index: 1; }
.voice-card { background: var(--navy); color: var(--white); justify-content: flex-start !important; gap: 12px; min-height: 68px !important; }
.voice-card i { width: 28px; height: 28px; border-radius: 50%; background: rgba(90,167,160,.18); position: relative; }
.voice-card i::before { content: ""; position: absolute; width: 7px; height: 12px; border: 2px solid var(--teal-light); border-radius: 5px; left: 9px; top: 5px; }
.voice-card span { color: rgba(255,255,255,.72); font-size: 10px; flex: 1; }
.voice-card b { color: var(--teal-light); }
.sensor-pill { position: absolute; z-index: 5; width: 145px; padding: 12px 14px; border-radius: 15px; background: rgba(255,255,255,.96); color: var(--navy); box-shadow: var(--shadow); display: grid; grid-template-columns: 10px 1fr; gap: 2px 8px; align-items: center; }
.sensor-pill i { width: 8px; height: 8px; border-radius: 50%; background: var(--teal); grid-row: span 2; box-shadow: 0 0 0 5px rgba(90,167,160,.12); }
.sensor-pill span { font-size: 9px; color: #7d8993; }
.sensor-pill b { font-size: 13px; }
.sensor-one { left: -2%; top: 29%; animation: float 5s ease-in-out infinite; }
.sensor-two { right: -4%; bottom: 20%; animation: float 5.8s ease-in-out infinite reverse; }
.core-card { position: absolute; z-index: 6; left: 1%; bottom: 1%; width: 210px; padding: 18px; border-radius: 20px; background: rgba(13,35,56,.92); border: 1px solid rgba(255,255,255,.13); backdrop-filter: blur(12px); box-shadow: 0 30px 80px rgba(0,0,0,.34); color: white; }
.core-light { width: 8px; height: 8px; border-radius: 50%; background: var(--teal); box-shadow: 0 0 18px var(--teal); margin-bottom: 16px; }
.core-card small { display: block; font-size: 9px; letter-spacing: .18em; color: var(--teal-light); }
.core-card strong { display: block; font-size: 14px; margin: 4px 0 8px; }
.core-card span { display: block; font-size: 9px; color: rgba(255,255,255,.53); }
@keyframes float { 50% { transform: translateY(-13px); } }
.hero-bottom-line { position: absolute; bottom: 0; left: 50%; width: min(1180px, calc(100% - 48px)); transform: translateX(-50%); border-bottom: 1px solid rgba(255,255,255,.12); }

section { position: relative; }
.section-light { background: var(--ivory); }
.section-intro { display: flex; justify-content: space-between; align-items: end; gap: 40px; margin-bottom: 46px; }
.section-intro.narrow { display: block; max-width: 760px; margin-inline: auto; text-align: center; }
.section-intro h2, .problem-heading h2, .contractor-copy h2, .resident-copy h2, .pilot-heading h2, .support-copy h2, .contact-copy h2 { font-size: clamp(38px, 4.3vw, 62px); line-height: 1.08; letter-spacing: -.045em; margin: 0; color: var(--navy); font-weight: 650; }
.section-intro > h2 { max-width: 800px; }
.section-intro.narrow > p:last-child { color: var(--muted); max-width: 700px; margin: 24px auto 0; }

.differentiators { padding: 118px 0; }
.feature-grid { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.feature-card { min-height: 320px; padding: 28px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); position: relative; transition: background .25s ease, transform .25s ease; }
.feature-card:hover { background: var(--white); transform: translateY(-4px); z-index: 2; }
.feature-number { font-size: 10px; font-weight: 800; color: #7f8b94; letter-spacing: .16em; }
.feature-card h3 { margin: 30px 0 12px; font-size: 20px; color: var(--navy); }
.feature-card p { margin: 0; color: var(--muted); font-size: 14px; }
.line-icon { width: 64px; height: 64px; margin-top: 30px; position: relative; }
.line-icon.wireless i { position: absolute; border: 2px solid var(--teal); border-left-color: transparent; border-bottom-color: transparent; border-radius: 50%; transform: rotate(-45deg); left: 4px; bottom: 3px; }
.line-icon.wireless i:nth-child(1) { width: 18px; height: 18px; }
.line-icon.wireless i:nth-child(2) { width: 34px; height: 34px; }
.line-icon.wireless i:nth-child(3) { width: 50px; height: 50px; }
.line-icon.local { border: 2px solid var(--teal); border-radius: 17px; width: 48px; height: 58px; }
.line-icon.local::before, .line-icon.local::after { content: ""; position: absolute; left: 9px; right: 9px; height: 2px; background: var(--teal); }
.line-icon.local::before { top: 16px; }.line-icon.local::after { top: 27px; }
.line-icon.local i { position: absolute; width: 6px; height: 6px; border-radius: 50%; background: var(--teal); left: 20px; bottom: 8px; }
.line-icon.voice { display: flex; align-items: center; justify-content: center; gap: 5px; }
.line-icon.voice i { display: block; width: 3px; border-radius: 4px; background: var(--teal); }
.line-icon.voice i:nth-child(1), .line-icon.voice i:nth-child(4) { height: 20px; }.line-icon.voice i:nth-child(2), .line-icon.voice i:nth-child(3) { height: 42px; }
.line-icon.support { border: 2px solid var(--teal); border-radius: 50%; width: 54px; height: 54px; }
.line-icon.support::before, .line-icon.support::after { content: ""; position: absolute; border: 2px solid var(--teal); }
.line-icon.support::before { width: 30px; height: 15px; border-bottom: 0; border-radius: 22px 22px 0 0; top: 14px; left: 10px; }
.line-icon.support::after { width: 8px; height: 15px; border-left: 0; border-radius: 0 7px 7px 0; top: 27px; right: 5px; }

.problem-section { padding: 126px 0; color: white; background: #10273e; overflow: hidden; }
.problem-section::after { content: ""; position: absolute; width: 520px; height: 520px; border: 1px solid rgba(90,167,160,.25); border-radius: 50%; left: -260px; bottom: -280px; box-shadow: 0 0 0 80px rgba(90,167,160,.03), 0 0 0 160px rgba(90,167,160,.02); }
.problem-grid { display: grid; grid-template-columns: .82fr 1.18fr; gap: 110px; }
.problem-heading { position: sticky; top: 140px; align-self: start; }
.problem-heading h2 { color: white; }
.problem-heading > p:last-child { color: rgba(255,255,255,.58); max-width: 520px; margin-top: 24px; }
.problem-list { border-top: 1px solid rgba(255,255,255,.13); }
.problem-item { display: grid; grid-template-columns: 58px 1fr; gap: 18px; padding: 30px 0; border-bottom: 1px solid rgba(255,255,255,.13); }
.problem-item > span { color: var(--teal-light); font-size: 11px; letter-spacing: .16em; font-weight: 800; }
.problem-item h3 { margin: 0 0 8px; font-size: 22px; }
.problem-item p { margin: 0; color: rgba(255,255,255,.54); font-size: 14px; }

.solution-section { padding: 126px 0; }
.system-map { margin-top: 60px; display: grid; grid-template-columns: 1fr 150px 1.05fr 150px 1fr; align-items: center; }
.system-node { min-height: 250px; padding: 30px; border: 1px solid var(--line); border-radius: var(--radius); background: rgba(255,255,255,.66); display: flex; flex-direction: column; justify-content: center; position: relative; }
.core-node { background: var(--navy); color: white; border-color: var(--navy); box-shadow: var(--shadow); min-height: 300px; }
.node-label { font-size: 9px; letter-spacing: .17em; font-weight: 800; color: #6b7a86; }
.core-node .node-label { color: var(--teal-light); }
.system-node strong { margin: 18px 0 12px; font-size: 26px; line-height: 1.1; letter-spacing: -.03em; }
.system-node small { font-size: 12px; color: var(--muted); }
.core-node small { color: rgba(255,255,255,.52); }
.core-mark { width: 48px; height: 48px; display: grid; place-items: center; border-radius: 15px; background: rgba(90,167,160,.15); color: var(--teal-light); font-weight: 800; font-size: 20px; margin-bottom: 22px; }
.flow-line { height: 1px; background: rgba(90,167,160,.35); position: relative; }
.flow-line i { position: absolute; top: -3px; width: 7px; height: 7px; border-radius: 50%; background: var(--teal); animation: dataflow 2.4s linear infinite; }
.flow-line i:nth-child(2) { animation-delay: .8s; }.flow-line i:nth-child(3) { animation-delay: 1.6s; }
@keyframes dataflow { from { left: 0; opacity: 0; } 15% { opacity: 1; } 85% { opacity: 1; } to { left: calc(100% - 7px); opacity: 0; } }
.component-row { display: grid; grid-template-columns: repeat(5, 1fr); margin-top: 50px; border-top: 1px solid var(--line); }
.component { padding: 22px 10px; display: flex; align-items: center; gap: 12px; border-right: 1px solid var(--line); }
.component:last-child { border-right: 0; }
.component b { color: var(--teal); font-size: 10px; }.component span { font-size: 12px; font-weight: 700; color: var(--navy); }

.contractor-section { padding: 130px 0; background: var(--teal); }
.contractor-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 100px; align-items: start; }
.contractor-copy { position: sticky; top: 130px; }
.contractor-copy .eyebrow { color: #174943; }
.contractor-copy h2 { color: #071f2f; }
.contractor-copy > p:not(.eyebrow) { color: rgba(6,31,43,.69); max-width: 530px; margin: 24px 0 30px; }
.contractor-copy .button { background: #071f2f; color: white; }
.value-stack { background: rgba(255,255,255,.22); border: 1px solid rgba(255,255,255,.28); border-radius: 28px; padding: 12px 34px; }
.value-card { display: grid; grid-template-columns: 52px 1fr; gap: 18px; padding: 28px 0; border-bottom: 1px solid rgba(6,31,43,.16); }
.value-card:last-child { border-bottom: 0; }
.value-card > span { font-size: 10px; font-weight: 800; letter-spacing: .14em; color: rgba(6,31,43,.52); }
.value-card h3 { margin: 0 0 7px; color: #071f2f; font-size: 21px; }
.value-card p { margin: 0; color: rgba(6,31,43,.64); font-size: 14px; }

.resident-section { padding: 130px 0; }
.resident-grid { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 100px; }
.home-orbit { width: min(460px, 100%); aspect-ratio: 1; border: 1px solid var(--line); border-radius: 50%; margin: auto; position: relative; display: grid; place-items: center; box-shadow: inset 0 0 0 70px rgba(90,167,160,.025); }
.home-orbit::before { content: ""; position: absolute; inset: 19%; border-radius: 50%; border: 1px dashed rgba(90,167,160,.45); animation: rotate 28s linear infinite; }
@keyframes rotate { to { transform: rotate(360deg); } }
.home-center { width: 145px; height: 145px; border-radius: 50%; background: var(--navy); color: white; display: flex; flex-direction: column; align-items: center; justify-content: center; box-shadow: var(--shadow); }
.home-center span { font-size: 10px; letter-spacing: .18em; color: var(--teal-light); }.home-center b { font-size: 22px; }
.orbit-item { position: absolute; background: white; padding: 11px 16px; border: 1px solid var(--line); border-radius: 999px; font-size: 12px; font-weight: 700; color: var(--navy); box-shadow: 0 10px 30px rgba(14,36,58,.08); }
.item-1 { top: 4%; left: 37%; }.item-2 { right: -3%; top: 45%; }.item-3 { bottom: 5%; left: 38%; }.item-4 { left: -1%; top: 45%; }
.resident-copy > p:last-of-type { color: var(--muted); }
.check-list { list-style: none; padding: 0; margin: 34px 0 0; display: grid; gap: 15px; }
.check-list li { display: flex; gap: 13px; align-items: flex-start; font-size: 15px; color: #465562; }
.check-list span { width: 24px; height: 24px; flex: 0 0 24px; border-radius: 50%; display: grid; place-items: center; background: rgba(90,167,160,.14); color: #317d77; font-weight: 800; }

.scenarios-section { padding: 130px 0; background: #10273e; color: white; }
.scenarios-section .section-intro h2 { color: white; max-width: 880px; }
.scenario-tabs { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 24px; }
.scenario-tab { border: 1px solid rgba(255,255,255,.16); background: transparent; color: rgba(255,255,255,.58); padding: 10px 16px; border-radius: 999px; font-size: 12px; cursor: pointer; }
.scenario-tab.active { background: var(--teal); border-color: var(--teal); color: #061f2b; font-weight: 800; }
.scenario-stage { min-height: 340px; display: grid; grid-template-columns: 130px 1fr 290px; gap: 44px; align-items: center; padding: 55px; border: 1px solid rgba(255,255,255,.12); border-radius: 28px; background: linear-gradient(135deg, rgba(255,255,255,.055), rgba(255,255,255,.015)); }
.scenario-icon { width: 100px; height: 100px; border-radius: 28px; display: grid; place-items: center; font-size: 38px; color: var(--teal-light); background: rgba(90,167,160,.12); border: 1px solid rgba(90,167,160,.24); }
.scenario-copy > p:first-child { margin: 0 0 10px; color: var(--teal-light); font-size: 10px; letter-spacing: .16em; font-weight: 800; }
.scenario-copy h3 { margin: 0 0 14px; font-size: 38px; letter-spacing: -.04em; }
.scenario-copy > p:last-child { color: rgba(255,255,255,.58); margin: 0; }
.scenario-result { padding: 24px; background: rgba(255,255,255,.06); border-radius: 18px; }
.scenario-result span { display: block; font-size: 9px; text-transform: uppercase; letter-spacing: .15em; color: rgba(255,255,255,.43); margin-bottom: 10px; }
.scenario-result strong { color: var(--teal-light); font-size: 15px; }

.pilot-section { padding: 132px 0; }
.pilot-heading { display: grid; grid-template-columns: 1.2fr .8fr; align-items: end; gap: 70px; margin-bottom: 70px; }
.pilot-heading > p { margin: 0 0 8px; color: var(--muted); }
.pilot-timeline { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(5, 1fr); position: relative; }
.pilot-timeline::before { content: ""; position: absolute; top: 28px; left: 5%; right: 5%; height: 1px; background: rgba(14,36,58,.18); }
.pilot-timeline li { position: relative; padding: 0 22px; }
.pilot-timeline li:first-child { padding-left: 0; }.pilot-timeline li:last-child { padding-right: 0; }
.pilot-timeline span { position: relative; z-index: 2; width: 56px; height: 56px; border-radius: 50%; display: grid; place-items: center; background: var(--ivory); border: 1px solid var(--line); font-size: 10px; color: var(--teal); font-weight: 800; }
.pilot-timeline h3 { margin: 22px 0 10px; color: var(--navy); font-size: 17px; }
.pilot-timeline p { margin: 0; color: var(--muted); font-size: 13px; }
.pilot-cta { margin-top: 70px; padding: 30px 34px; background: white; border-radius: 22px; border: 1px solid var(--line); display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.pilot-cta p { margin: 0; font-weight: 700; color: var(--navy); }

.support-section { padding: 132px 0; color: white; background: #0c2135; }
.support-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 100px; }
.support-copy h2 { color: white; }
.support-copy > p:not(.eyebrow) { color: rgba(255,255,255,.56); max-width: 500px; }
.support-promise { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin-top: 38px; color: var(--teal-light); font-size: 11px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.support-promise i { display: block; width: 24px; height: 1px; background: rgba(155,209,203,.35); }
.support-services { border-top: 1px solid rgba(255,255,255,.12); }
.service { display: grid; grid-template-columns: 55px 1fr; padding: 21px 0; border-bottom: 1px solid rgba(255,255,255,.12); }
.service b { color: var(--teal-light); font-size: 10px; letter-spacing: .14em; }.service span { font-size: 17px; }

.contact-section { padding: 132px 0; background: var(--teal); }
.contact-grid { display: grid; grid-template-columns: .82fr 1.18fr; gap: 90px; align-items: start; }
.contact-copy { position: sticky; top: 120px; }
.contact-copy .eyebrow { color: #174943; }
.contact-copy h2 { color: #071f2f; }
.contact-copy > p:not(.eyebrow) { color: rgba(6,31,43,.68); margin: 24px 0 34px; }
.contact-note { display: grid; grid-template-columns: 42px 1fr; gap: 14px; margin-top: 18px; }
.contact-note > span { width: 34px; height: 34px; border-radius: 50%; display: grid; place-items: center; border: 1px solid rgba(6,31,43,.25); font-size: 9px; font-weight: 800; }
.contact-note p { margin: 0; color: rgba(6,31,43,.65); font-size: 13px; }.contact-note b { color: #071f2f; }
.contact-form { padding: 38px; border-radius: 28px; background: var(--ivory); box-shadow: 0 34px 80px rgba(6,31,43,.16); }
.form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.form-grid label { display: grid; gap: 8px; }.form-grid label.full { grid-column: span 2; }
.form-grid label > span { font-size: 11px; font-weight: 800; letter-spacing: .04em; color: var(--navy); }
input, select, textarea { width: 100%; border: 1px solid rgba(14,36,58,.15); background: white; color: var(--ink); border-radius: 11px; padding: 13px 14px; outline: none; transition: border .2s ease, box-shadow .2s ease; }
input:focus, select:focus, textarea:focus { border-color: var(--teal); box-shadow: 0 0 0 4px rgba(90,167,160,.12); }
textarea { resize: vertical; }
.privacy-check { display: flex; gap: 10px; margin: 22px 0; color: var(--muted); font-size: 11px; }
.privacy-check input { width: 17px; height: 17px; margin-top: 1px; accent-color: var(--teal); }
.form-submit { width: 100%; justify-content: space-between; padding-inline: 21px; }
.form-status { min-height: 22px; margin: 12px 0 0; font-size: 12px; color: var(--navy); }
.form-status.error { color: #a13d36; }
.form-status.success { color: #28725d; }

.site-footer { padding: 70px 0 26px; background: #081b2c; color: white; }
.footer-main { display: grid; grid-template-columns: 1fr .7fr .8fr; gap: 60px; align-items: start; }
.footer-logo { width: 165px; height: 45px; object-fit: contain; margin-bottom: 18px; }
.footer-main p { color: rgba(255,255,255,.48); margin: 0; }
.footer-links, .footer-contact { display: grid; gap: 12px; color: rgba(255,255,255,.62); font-size: 13px; }
.footer-links a:hover, .footer-contact a:hover { color: var(--teal-light); }
.footer-bottom { display: flex; justify-content: space-between; gap: 20px; margin-top: 58px; padding-top: 22px; border-top: 1px solid rgba(255,255,255,.1); color: rgba(255,255,255,.35); font-size: 10px; letter-spacing: .06em; }
.mobile-sticky { display: none; }

.reveal { opacity: 0; transform: translateY(22px); transition: opacity .65s ease, transform .65s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

@media (max-width: 1040px) {
  :root { --container: min(100% - 36px, 940px); }
  .desktop-nav { display: none; }
  .nav-wrap { grid-template-columns: 1fr auto auto; }
  .hero { min-height: auto; }
  .hero-grid { grid-template-columns: 1fr; }
  .hero-copy { max-width: 760px; }
  .hero-visual { width: min(680px, 100%); margin-inline: auto; }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .problem-grid, .contractor-grid, .support-grid, .contact-grid { gap: 60px; }
  .system-map { grid-template-columns: 1fr 80px 1.1fr 80px 1fr; }
  .pilot-timeline { grid-template-columns: repeat(3, 1fr); gap: 42px 0; }
  .pilot-timeline::before { display: none; }
}

@media (max-width: 760px) {
  :root { --container: calc(100% - 32px); --radius: 18px; }
  body { padding-bottom: 58px; }
  .site-header { background: rgba(14,36,58,.86); backdrop-filter: blur(16px); }
  .nav-wrap { height: 68px; grid-template-columns: 1fr auto; }
  .brand { width: 112px; }.brand img { height: 31px; }
  .nav-wrap > .button { display: none; }
  .menu-toggle { display: block; width: 42px; height: 42px; border: 1px solid rgba(255,255,255,.16); background: transparent; border-radius: 50%; position: relative; }
  .menu-toggle span { position: absolute; width: 17px; height: 1px; background: white; left: 12px; transition: transform .2s ease, top .2s ease; }
  .menu-toggle span:first-child { top: 16px; }.menu-toggle span:last-child { top: 23px; }
  .menu-toggle[aria-expanded="true"] span:first-child { top: 20px; transform: rotate(45deg); }.menu-toggle[aria-expanded="true"] span:last-child { top: 20px; transform: rotate(-45deg); }
  .mobile-nav { display: grid; max-height: 0; overflow: hidden; background: rgba(14,36,58,.97); transition: max-height .25s ease; }
  .mobile-nav.open { max-height: 320px; }
  .mobile-nav a { padding: 14px 20px; border-top: 1px solid rgba(255,255,255,.08); font-size: 14px; color: rgba(255,255,255,.75); }
  .hero { padding: 122px 0 72px; }
  .hero-grid { gap: 44px; }
  .hero h1 { font-size: 54px; }
  .hero-lead { font-size: 19px; }
  .hero-support { font-size: 14px; }
  .hero-actions { align-items: flex-start; flex-direction: column; gap: 16px; }
  .hero-actions .button { width: 100%; }
  .trust-row { gap: 6px; }.trust-row span { font-size: 9px; }
  .hero-visual { min-height: 500px; }
  .tablet-shell { width: 90%; padding: 22px; border-width: 7px; border-radius: 26px; }
  .tablet-greeting strong { font-size: 20px; }
  .sensor-pill { width: 130px; padding: 9px 10px; }
  .sensor-one { left: -3%; top: 25%; }.sensor-two { right: -4%; bottom: 14%; }
  .core-card { width: 175px; left: 2%; bottom: 0; padding: 14px; }
  .pilot-tag { right: 0; top: -2px; }
  .section-intro { display: block; }
  .section-intro h2, .problem-heading h2, .contractor-copy h2, .resident-copy h2, .pilot-heading h2, .support-copy h2, .contact-copy h2 { font-size: 38px; }
  .differentiators, .problem-section, .solution-section, .contractor-section, .resident-section, .scenarios-section, .pilot-section, .support-section, .contact-section { padding: 86px 0; }
  .feature-grid { grid-template-columns: 1fr; }
  .feature-card { min-height: auto; padding: 26px; }
  .problem-grid, .contractor-grid, .resident-grid, .support-grid, .contact-grid { grid-template-columns: 1fr; }
  .problem-heading, .contractor-copy, .contact-copy { position: static; }
  .problem-grid { gap: 40px; }
  .system-map { display: grid; grid-template-columns: 1fr; gap: 18px; }
  .system-node { min-height: 190px; }.core-node { min-height: 220px; }
  .flow-line { width: 1px; height: 50px; margin: auto; }
  .flow-line i { left: -3px !important; animation: dataflow-vertical 2.4s linear infinite; }
  @keyframes dataflow-vertical { from { top: 0; opacity: 0; } 15% { opacity: 1; } 85% { opacity: 1; } to { top: calc(100% - 7px); opacity: 0; } }
  .component-row { grid-template-columns: 1fr 1fr; }.component { border-bottom: 1px solid var(--line); }
  .value-stack { padding: 8px 24px; }
  .home-orbit { width: 330px; }
  .resident-grid { gap: 60px; }
  .scenario-stage { grid-template-columns: 1fr; padding: 30px; gap: 24px; }
  .scenario-icon { width: 74px; height: 74px; border-radius: 21px; }
  .scenario-copy h3 { font-size: 30px; }
  .pilot-heading { grid-template-columns: 1fr; gap: 24px; }
  .pilot-timeline { grid-template-columns: 1fr; gap: 0; }
  .pilot-timeline li { padding: 0 0 34px 74px; min-height: 126px; }
  .pilot-timeline li::before { content: ""; position: absolute; left: 27px; top: 56px; bottom: 0; width: 1px; background: var(--line); }
  .pilot-timeline li:last-child::before { display: none; }
  .pilot-timeline span { position: absolute; left: 0; top: 0; }
  .pilot-timeline h3 { margin-top: 0; }
  .pilot-cta { align-items: stretch; flex-direction: column; }
  .form-grid { grid-template-columns: 1fr; }.form-grid label.full { grid-column: span 1; }
  .contact-form { padding: 24px; }
  .footer-main { grid-template-columns: 1fr; gap: 34px; }
  .footer-bottom { flex-direction: column; }
  .mobile-sticky { display: flex; position: fixed; z-index: 95; left: 0; right: 0; bottom: 0; height: 58px; background: var(--teal); color: #061f2b; align-items: center; justify-content: center; font-weight: 800; font-size: 14px; box-shadow: 0 -10px 35px rgba(0,0,0,.16); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}