:root {
  --night: #061a22;
  --night-2: #0a2630;
  --ink: #102a31;
  --muted: #597077;
  --paper: #f5f7f2;
  --white: #ffffff;
  --line: #dce5df;
  --green: #5d9527;
  --green-deep: #3d711a;
  --lime: #a6ec00;
  --aqua: #28d5c2;
  --aqua-soft: #b9f3ea;
  --shadow: 0 24px 70px rgba(4, 27, 34, 0.12);
  --font-display: "Manrope", sans-serif;
  --font-body: "DM Sans", sans-serif;
  --container: 1200px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--paper); font-family: var(--font-body); line-height: 1.6; overflow-x: hidden; }
body.menu-open { overflow: hidden; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; }
button { cursor: pointer; }
.container { width: min(calc(100% - 48px), var(--container)); margin-inline: auto; }
.skip-link { position: fixed; top: -80px; left: 16px; z-index: 999; padding: 10px 16px; color: var(--night); background: var(--lime); border-radius: 4px; }
.skip-link:focus { top: 16px; }

.site-header { position: fixed; inset: 0 0 auto; z-index: 100; color: var(--white); transition: background .3s ease, box-shadow .3s ease; }
.site-header.is-scrolled { background: rgba(6, 26, 34, .94); box-shadow: 0 10px 40px rgba(0,0,0,.16); backdrop-filter: blur(18px); }
.header-inner { min-height: 90px; display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.brand { width: 210px; overflow: hidden; }
.brand img { width: 100%; height: 68px; object-fit: contain; object-position: left center; }
.desktop-nav { display: flex; align-items: center; gap: 28px; margin-left: auto; }
.desktop-nav a { position: relative; font-size: .87rem; font-weight: 600; color: #d8e7e6; }
.desktop-nav a::after { content: ""; position: absolute; left: 0; right: 100%; bottom: -8px; height: 2px; background: var(--lime); transition: right .25s ease; }
.desktop-nav a:hover::after { right: 0; }
.header-actions { display: flex; align-items: center; gap: 16px; }
.language-switch { display: flex; align-items: center; gap: 5px; font-size: .76rem; color: #87a4a8; }
.lang-button { border: 0; padding: 4px; color: inherit; background: transparent; }
.lang-button.is-active { color: var(--lime); font-weight: 700; }
.menu-toggle { display: none; width: 42px; height: 42px; padding: 10px; border: 1px solid rgba(255,255,255,.18); background: transparent; border-radius: 50%; }
.menu-toggle span { display: block; width: 100%; height: 1px; margin: 5px 0; background: var(--white); transition: transform .25s ease, opacity .25s ease; }
.mobile-nav { display: none; }

.button { display: inline-flex; align-items: center; justify-content: center; min-height: 54px; padding: 0 25px; border: 1px solid transparent; font-weight: 700; font-size: .9rem; transition: transform .2s ease, background .2s ease, border-color .2s ease; }
.button:hover { transform: translateY(-2px); }
.button-small { min-height: 42px; padding: 0 18px; color: var(--night); background: var(--lime); }
.button-primary { color: var(--night); background: var(--lime); box-shadow: 0 16px 38px rgba(166,236,0,.17); }
.text-link { display: inline-flex; align-items: center; gap: 12px; color: var(--white); font-weight: 700; font-size: .92rem; }
.text-link span:last-child { color: var(--lime); font-size: 1.25rem; transition: transform .2s ease; }
.text-link:hover span:last-child { transform: translate(3px,-3px); }
.dark-link { color: var(--ink); }

.hero { position: relative; min-height: 820px; padding: 170px 0 110px; color: var(--white); background: radial-gradient(circle at 75% 35%, #103d45 0, var(--night) 48%, #041319 100%); overflow: hidden; }
.hero-grid { position: absolute; inset: 0; opacity: .24; background-image: linear-gradient(rgba(59,215,193,.11) 1px, transparent 1px), linear-gradient(90deg, rgba(59,215,193,.11) 1px, transparent 1px); background-size: 62px 62px; mask-image: linear-gradient(to bottom, black, transparent 90%); }
.hero::before { content: ""; position: absolute; width: 570px; height: 570px; right: -280px; top: 5%; border: 1px solid rgba(166,236,0,.17); border-radius: 50%; box-shadow: 0 0 0 90px rgba(166,236,0,.025), 0 0 0 180px rgba(166,236,0,.02); }
.hero-glow { position: absolute; border-radius: 50%; filter: blur(90px); pointer-events: none; }
.hero-glow-one { width: 320px; height: 320px; left: -160px; bottom: 80px; background: rgba(40,213,194,.11); }
.hero-glow-two { width: 230px; height: 230px; right: 25%; top: 120px; background: rgba(166,236,0,.08); }
.hero-layout { position: relative; display: grid; grid-template-columns: minmax(0,1.08fr) minmax(390px,.72fr); gap: 80px; align-items: center; }
.eyebrow { display: flex; align-items: center; gap: 12px; margin: 0 0 26px; color: var(--aqua-soft); font-size: .78rem; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; }
.eyebrow > span:first-child { width: 34px; height: 1px; background: var(--lime); }
.hero h1, .section-heading h2, .contact-copy h2, .deliverables-copy h2 { margin: 0; font-family: var(--font-display); font-weight: 700; letter-spacing: -.045em; line-height: 1.07; }
.hero h1 { max-width: 790px; font-size: clamp(3rem, 5.6vw, 5.6rem); }
.hero h1 em, .section-heading h2 em, .contact-copy h2 em, .deliverables-copy h2 em { color: var(--lime); font-style: normal; }
.hero-lead { max-width: 720px; margin: 30px 0 0; color: #b9cbce; font-size: 1.12rem; line-height: 1.75; }
.hero-actions { display: flex; align-items: center; gap: 28px; margin-top: 38px; }
.hero-proof { display: flex; gap: 42px; margin-top: 58px; padding-top: 26px; border-top: 1px solid rgba(255,255,255,.12); }
.hero-proof div { display: grid; gap: 3px; }
.hero-proof strong { color: var(--white); font-family: var(--font-display); font-size: 1.25rem; }
.hero-proof span { color: #78969b; font-size: .78rem; text-transform: uppercase; letter-spacing: .09em; }

.hero-console { position: relative; min-height: 510px; padding: 24px; border: 1px solid rgba(130,224,209,.24); background: linear-gradient(145deg, rgba(15,54,62,.82), rgba(5,26,34,.86)); box-shadow: 0 38px 100px rgba(0,0,0,.35); backdrop-filter: blur(15px); }
.hero-console::after { content: ""; position: absolute; inset: 12px; border: 1px solid rgba(255,255,255,.05); pointer-events: none; }
.console-top { display: flex; justify-content: space-between; color: #6e9398; font: 600 .66rem var(--font-display); letter-spacing: .13em; text-transform: uppercase; }
.console-status { display: flex; align-items: center; gap: 7px; color: var(--aqua-soft); }
.console-status i { width: 7px; height: 7px; border-radius: 50%; background: var(--lime); box-shadow: 0 0 14px var(--lime); }
.environment-location { position: relative; z-index: 2; display: flex; align-items: center; justify-content: space-between; gap: 18px; margin-top: 28px; padding: 20px 0 18px; border-top: 1px solid rgba(255,255,255,.08); border-bottom: 1px solid rgba(255,255,255,.08); }
.environment-location > div { display: flex; align-items: center; gap: 12px; }
.location-dot { width: 10px; height: 10px; border: 2px solid var(--aqua); border-radius: 50%; box-shadow: 0 0 14px rgba(40,213,194,.65); }
.environment-location strong, .environment-location small { display: block; }
.environment-location strong { color: #e5f1f0; font: 600 .78rem var(--font-display); }
.environment-location small { margin-top: 2px; color: #6f9095; font-size: .59rem; letter-spacing: .04em; }
.environment-time { color: var(--aqua-soft); font: 600 .8rem var(--font-display); letter-spacing: .08em; }
.environment-readout { position: relative; z-index: 2; min-height: 255px; display: grid; grid-template-columns: 1.18fr .82fr; gap: 20px; align-items: stretch; padding: 28px 0 24px; }
.temperature-block, .aqi-block { display: flex; flex-direction: column; justify-content: center; }
.temperature-block > span, .aqi-block > span { color: #749399; font-size: .63rem; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; }
.temperature-block > strong { display: flex; align-items: flex-start; margin: 9px 0 3px; color: var(--white); font: 700 5.2rem/.95 var(--font-display); letter-spacing: -.07em; }
.temperature-block > strong sup { margin: 7px 0 0 7px; color: var(--lime); font-size: 1rem; letter-spacing: 0; }
.temperature-block > small { color: #a9bec0; font-size: .76rem; }
.aqi-block { min-height: 165px; padding: 22px; border: 1px solid rgba(40,213,194,.16); background: rgba(3,18,24,.35); }
.aqi-block > strong { display: flex; align-items: end; gap: 8px; margin: 12px 0 4px; color: var(--aqua-soft); font: 700 2.45rem/1 var(--font-display); }
.aqi-block > strong small { padding-bottom: 4px; color: #66878c; font-size: .54rem; letter-spacing: .08em; }
.aqi-block > em { width: fit-content; padding: 4px 8px; color: var(--night); background: var(--aqua); font-size: .58rem; font-style: normal; font-weight: 800; letter-spacing: .07em; text-transform: uppercase; }
.aqi-block[data-aqi-level="moderate"] > em { background: #f1d657; }
.aqi-block[data-aqi-level="sensitive"] > em { background: #f2a24d; }
.aqi-block[data-aqi-level="unhealthy"] > em { color: #fff; background: #e65a50; }
.aqi-block[data-aqi-level="very-unhealthy"] > em, .aqi-block[data-aqi-level="hazardous"] > em { color: #fff; background: #9d5bb2; }
.console-metrics { display: grid; grid-template-columns: repeat(3,1fr); border-top: 1px solid rgba(255,255,255,.1); }
.console-metrics div { display: grid; gap: 4px; padding: 19px 12px 0; border-right: 1px solid rgba(255,255,255,.08); }
.console-metrics div:last-child { border: 0; }
.console-metrics span { color: #759298; font-size: .64rem; text-transform: uppercase; letter-spacing: .08em; }
.console-metrics strong { color: var(--aqua-soft); font: 600 .85rem var(--font-display); }
.environment-source { position: relative; z-index: 2; margin: 20px 0 0; padding-top: 16px; color: #58777d; border-top: 1px solid rgba(255,255,255,.07); font-size: .59rem; text-align: center; }

.signal-bar { position: relative; z-index: 5; padding: 18px 0; color: var(--night); background: var(--lime); overflow: hidden; }
.signal-track { display: flex; justify-content: center; align-items: center; gap: 26px; width: max-content; min-width: 100%; white-space: nowrap; }
.signal-track span { font: 700 .72rem var(--font-display); letter-spacing: .11em; text-transform: uppercase; }
.signal-track i { width: 5px; height: 5px; background: var(--green-deep); transform: rotate(45deg); }

.section { padding: 120px 0; }
.section-kicker { margin: 0 0 20px; color: var(--green-deep); font-size: .76rem; font-weight: 700; letter-spacing: .17em; text-transform: uppercase; }
.section-kicker.light { color: var(--aqua-soft); }
.section-heading h2, .deliverables-copy h2 { max-width: 830px; font-size: clamp(2.3rem,4.3vw,4.3rem); }
.section-heading h2 em, .deliverables-copy h2 em { color: var(--green); }
.heading-row { display: grid; grid-template-columns: minmax(0,1.55fr) minmax(280px,.62fr); gap: 80px; align-items: end; margin-bottom: 55px; }
.heading-row > p { margin: 0 0 5px; color: var(--muted); font-size: 1.04rem; line-height: 1.75; }

.section-intro { background: var(--white); }
.intro-layout { display: grid; grid-template-columns: .92fr 1.08fr; gap: 110px; align-items: start; }
.intro-copy > p { margin: 4px 0 40px; color: var(--muted); font-size: 1.1rem; line-height: 1.85; }
.principles { border-top: 1px solid var(--line); }
.principles article { display: grid; grid-template-columns: 45px 1fr; gap: 16px; padding: 23px 0; border-bottom: 1px solid var(--line); }
.principles article > span { color: var(--green); font: 700 .75rem var(--font-display); }
.principles h3 { margin: 0 0 5px; font: 700 1.05rem var(--font-display); }
.principles p { margin: 0; color: var(--muted); font-size: .92rem; }

.section-observatory { position: relative; color: var(--white); background: #08242d; overflow: hidden; }
.observatory-grid { position: absolute; inset: 0; opacity: .24; background-image: linear-gradient(rgba(40,213,194,.1) 1px, transparent 1px), linear-gradient(90deg, rgba(40,213,194,.1) 1px, transparent 1px); background-size: 72px 72px; mask-image: linear-gradient(90deg, transparent, black 30%, black 70%, transparent); }
.section-observatory::after { content: ""; position: absolute; width: 520px; height: 520px; left: -250px; bottom: -320px; border: 1px solid rgba(166,236,0,.15); border-radius: 50%; box-shadow: 0 0 0 90px rgba(166,236,0,.02), 0 0 0 180px rgba(166,236,0,.015); }
.observatory-layout { position: relative; z-index: 2; display: grid; grid-template-columns: .9fr 1.1fr; gap: 90px; align-items: center; }
.observatory-copy h2 { max-width: 680px; margin: 0; font: 700 clamp(2.5rem,4.5vw,4.6rem)/1.07 var(--font-display); letter-spacing: -.045em; }
.observatory-copy h2 em { color: var(--lime); font-style: normal; }
.observatory-copy > p:not(.section-kicker):not(.observatory-note) { max-width: 620px; margin: 28px 0 0; color: #aec1c4; font-size: 1.05rem; }
.observatory-actions { display: flex; align-items: center; gap: 26px; margin-top: 36px; }
.observatory-note { max-width: 610px; margin: 28px 0 0; padding-left: 16px; color: #6f9297; border-left: 2px solid var(--aqua); font-size: .74rem; }
.observatory-preview { display: block; padding: 26px; border: 1px solid rgba(130,224,209,.25); background: linear-gradient(145deg, rgba(16,59,68,.9), rgba(3,20,27,.92)); box-shadow: 0 35px 90px rgba(0,0,0,.3); transition: transform .3s ease, border-color .3s ease; }
.observatory-preview:hover { transform: translateY(-7px); border-color: rgba(166,236,0,.55); }
.observatory-preview-top { display: flex; justify-content: space-between; align-items: center; color: #77999e; font: 600 .65rem var(--font-display); letter-spacing: .11em; text-transform: uppercase; }
.observatory-preview-top > span { display: flex; align-items: center; gap: 8px; color: var(--aqua-soft); }
.observatory-preview-top i { width: 7px; height: 7px; border-radius: 50%; background: var(--lime); box-shadow: 0 0 14px var(--lime); }
.observatory-preview-map { position: relative; height: 330px; margin: 25px 0 0; border: 1px solid rgba(255,255,255,.08); background: radial-gradient(circle at 58% 45%, rgba(40,213,194,.14), transparent 32%), linear-gradient(rgba(40,213,194,.06) 1px, transparent 1px), linear-gradient(90deg, rgba(40,213,194,.06) 1px, transparent 1px), #061b23; background-size: auto, 34px 34px, 34px 34px, auto; overflow: hidden; }
.map-orbit { position: absolute; border: 1px solid rgba(40,213,194,.25); border-radius: 50%; }
.orbit-one { width: 260px; height: 260px; right: 10%; top: 10%; }
.orbit-two { width: 170px; height: 170px; right: 18%; top: 23%; border-color: rgba(166,236,0,.23); }
.map-point { position: absolute; width: 10px; height: 10px; border: 2px solid var(--lime); border-radius: 50%; background: #0b3038; box-shadow: 0 0 0 6px rgba(166,236,0,.08), 0 0 18px rgba(166,236,0,.5); }
.point-one { right: 31%; top: 31%; }
.point-two { right: 19%; top: 58%; }
.point-three { right: 45%; top: 68%; }
.map-line { position: absolute; height: 1px; background: linear-gradient(90deg, transparent, var(--aqua), transparent); transform-origin: left center; }
.line-one { width: 170px; right: 19%; top: 46%; transform: rotate(27deg); }
.line-two { width: 150px; right: 36%; top: 60%; transform: rotate(-31deg); }
.map-label { position: absolute; left: 28px; bottom: 28px; color: var(--white); font: 700 1.05rem var(--font-display); letter-spacing: .08em; }
.map-label small { color: #6c9196; font-size: .55rem; letter-spacing: .16em; }
.observatory-preview-metrics { display: grid; grid-template-columns: repeat(3,1fr); border: 1px solid rgba(255,255,255,.08); border-top: 0; }
.observatory-preview-metrics div { display: grid; gap: 4px; padding: 18px; border-right: 1px solid rgba(255,255,255,.08); }
.observatory-preview-metrics div:last-child { border: 0; }
.observatory-preview-metrics span { color: #66878c; font-size: .6rem; letter-spacing: .09em; text-transform: uppercase; }
.observatory-preview-metrics strong { color: var(--aqua-soft); font: 700 .75rem var(--font-display); letter-spacing: .08em; }
.observatory-preview-link { display: flex; justify-content: space-between; align-items: center; padding-top: 22px; color: var(--white); font-size: .8rem; font-weight: 700; }
.observatory-preview-link b { color: var(--lime); font-size: 1.3rem; }

.section-solutions { background: var(--paper); }
.solution-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.solution-card { min-width: 0; background: var(--white); border: 1px solid #e1e8e2; transition: transform .3s ease, box-shadow .3s ease; }
.solution-card:hover { transform: translateY(-8px); box-shadow: var(--shadow); }
.solution-image { position: relative; height: 235px; overflow: hidden; background: var(--night); }
.solution-image::after { content: ""; position: absolute; inset: 0; background: linear-gradient(to top, rgba(4,24,31,.54), transparent 60%); }
.solution-image img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.solution-card:hover img { transform: scale(1.04); }
.solution-image > span { position: absolute; right: 18px; top: 16px; z-index: 2; color: var(--white); font: 700 .77rem var(--font-display); }
.solution-body { padding: 30px 30px 34px; }
.card-tag { margin: 0 0 13px; color: var(--green); font: 700 .65rem var(--font-display); letter-spacing: .16em; }
.solution-body h3 { min-height: 56px; margin: 0 0 14px; font: 700 1.28rem/1.35 var(--font-display); }
.solution-body > p:not(.card-tag) { min-height: 100px; margin: 0; color: var(--muted); font-size: .92rem; }
.solution-body ul { display: grid; gap: 8px; margin: 23px 0 0; padding: 20px 0 0; border-top: 1px solid var(--line); list-style: none; }
.solution-body li { position: relative; padding-left: 16px; color: #365157; font-size: .82rem; }
.solution-body li::before { content: ""; position: absolute; left: 0; top: .65em; width: 5px; height: 5px; background: var(--lime); }

.section-deliverables { color: var(--white); background: var(--night); }
.deliverables-layout { display: grid; grid-template-columns: .82fr 1.18fr; gap: 100px; align-items: start; }
.deliverables-copy { position: sticky; top: 130px; }
.deliverables-copy .section-kicker { color: var(--aqua-soft); }
.deliverables-copy h2 em { color: var(--lime); }
.deliverables-copy > p:not(.section-kicker) { max-width: 480px; margin: 28px 0; color: #9db2b5; }
.deliverables-copy .dark-link { color: var(--white); }
.deliverables-list { border-top: 1px solid rgba(255,255,255,.13); }
.deliverables-list article { display: grid; grid-template-columns: 45px 1fr auto; gap: 20px; align-items: center; min-height: 91px; border-bottom: 1px solid rgba(255,255,255,.13); }
.deliverables-list article > span { color: var(--lime); font: 700 .73rem var(--font-display); }
.deliverables-list h3 { margin: 0; font: 600 1.15rem var(--font-display); }
.deliverables-list i { color: #58777d; font: 600 .62rem var(--font-display); letter-spacing: .12em; font-style: normal; }

.section-standards { background: #edf2ec; }
.standards-grid { display: grid; grid-template-columns: repeat(4,1fr); border-top: 1px solid #cbd8cf; border-left: 1px solid #cbd8cf; }
.standards-grid article { min-height: 150px; display: grid; place-content: center; gap: 6px; text-align: center; border-right: 1px solid #cbd8cf; border-bottom: 1px solid #cbd8cf; background: rgba(255,255,255,.28); transition: background .2s ease; }
.standards-grid article:hover { background: var(--white); }
.standards-grid strong { color: var(--ink); font: 800 1.15rem var(--font-display); letter-spacing: .05em; }
.standards-grid span { color: var(--muted); font-size: .75rem; }
.standards-note { max-width: 870px; margin: 24px 0 0; color: #73858a; font-size: .75rem; }

.section-ecosystem { background: #f4f7f2; }
.ecosystem-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 20px; }
.ecosystem-card { position: relative; min-height: 330px; padding: 34px; background: var(--white); border: 1px solid #dce6de; transition: transform .3s ease, box-shadow .3s ease; }
.ecosystem-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.ecosystem-card > span { color: var(--green); font: 700 .68rem var(--font-display); letter-spacing: .13em; }
.ecosystem-card h3 { margin: 55px 0 14px; font: 700 1.45rem/1.3 var(--font-display); }
.ecosystem-card p { margin: 0 0 60px; color: var(--muted); font-size: .92rem; }
.ecosystem-card > strong { position: absolute; left: 34px; bottom: 30px; padding: 7px 10px; color: var(--green-deep); background: #edf6e8; font: 700 .64rem var(--font-display); letter-spacing: .08em; text-transform: uppercase; }
.collaboration-showcase { margin-top: 70px; border-top: 1px solid #cad8ce; }
.collaboration-heading { display: grid; grid-template-columns: 1fr .7fr; gap: 70px; align-items: end; padding: 44px 0 35px; }
.collaboration-heading .section-kicker { margin-bottom: 12px; }
.collaboration-heading h3 { max-width: 650px; margin: 0; font: 700 clamp(1.8rem,3vw,3rem)/1.15 var(--font-display); letter-spacing: -.035em; }
.collaboration-heading > p { margin: 0; color: var(--muted); }
.collaboration-items { display: grid; grid-template-columns: repeat(3,1fr); border-top: 1px solid #cad8ce; border-left: 1px solid #cad8ce; }
.collaboration-items article { min-height: 210px; padding: 27px; background: rgba(255,255,255,.42); border-right: 1px solid #cad8ce; border-bottom: 1px solid #cad8ce; }
.status-badge { display: inline-flex; padding: 5px 8px; color: #657c81; background: #e9eeeb; font: 700 .59rem var(--font-display); letter-spacing: .08em; text-transform: uppercase; }
.status-badge.status-active { color: var(--green-deep); background: #e6f4df; }
.collaboration-items strong { display: block; margin: 30px 0 8px; font: 700 1.05rem var(--font-display); }
.collaboration-items p { margin: 0; color: var(--muted); font-size: .82rem; }

.section-cases { background: var(--white); }
.section-cases .section-heading { margin-bottom: 50px; }
.case-grid { display: grid; grid-template-columns: repeat(2,1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.case-card { position: relative; min-height: 320px; padding: 40px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); transition: background .25s ease; }
.case-card:hover { background: #f1f7ed; }
.case-card > span { color: var(--green); font: 700 .73rem var(--font-display); }
.case-card h3 { max-width: 430px; margin: 42px 0 14px; font: 700 1.6rem/1.3 var(--font-display); }
.case-card p { max-width: 490px; margin: 0 0 32px; color: var(--muted); }
.case-card a { position: absolute; left: 40px; bottom: 35px; color: var(--green-deep); font-size: .82rem; font-weight: 700; border-bottom: 1px solid #a4bc98; }

.section-method { background: var(--paper); }
.method-layout { display: grid; grid-template-columns: .85fr 1.15fr; gap: 110px; }
.method-steps { border-top: 1px solid #cdd8d1; }
.method-steps article { display: grid; grid-template-columns: 55px 1fr; gap: 20px; padding: 30px 0; border-bottom: 1px solid #cdd8d1; }
.method-steps article > span { color: var(--green); font: 700 .73rem var(--font-display); }
.method-steps h3 { margin: 0 0 7px; font: 700 1.2rem var(--font-display); }
.method-steps p { margin: 0; color: var(--muted); }

.section-contact { position: relative; color: var(--white); background: linear-gradient(135deg, #0a3038, #06191f 70%); overflow: hidden; }
.section-contact::before { content: ""; position: absolute; width: 600px; height: 600px; left: -350px; top: -250px; border: 1px solid rgba(40,213,194,.12); border-radius: 50%; box-shadow: 0 0 0 100px rgba(40,213,194,.018), 0 0 0 200px rgba(40,213,194,.012); }
.contact-layout { position: relative; display: grid; grid-template-columns: .88fr 1.12fr; gap: 90px; align-items: start; }
.contact-copy h2 { font-size: clamp(2.3rem,4vw,4rem); }
.contact-copy h2 em { color: var(--lime); }
.contact-copy > p:not(.section-kicker) { max-width: 530px; margin: 27px 0 42px; color: #a2b7bb; }
.contact-details { display: grid; gap: 0; border-top: 1px solid rgba(255,255,255,.14); }
.contact-details a { display: grid; gap: 3px; padding: 20px 0; border-bottom: 1px solid rgba(255,255,255,.14); }
.contact-details span { color: #729096; font-size: .68rem; text-transform: uppercase; letter-spacing: .12em; }
.contact-details strong { font-size: .95rem; font-weight: 500; }
.contact-form { padding: 42px; color: var(--ink); background: var(--white); box-shadow: 0 25px 80px rgba(0,0,0,.25); }
.form-heading { display: flex; justify-content: space-between; gap: 30px; align-items: start; margin-bottom: 28px; padding-bottom: 22px; border-bottom: 1px solid var(--line); }
.form-heading span { color: var(--green-deep); font: 700 .7rem var(--font-display); letter-spacing: .13em; }
.form-heading p { max-width: 250px; margin: 0; color: var(--muted); font-size: .82rem; text-align: right; }
.form-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 18px; }
.contact-form label { display: grid; gap: 8px; margin-bottom: 18px; }
.contact-form label > span { color: #425c62; font-size: .76rem; font-weight: 600; }
.contact-form input, .contact-form select, .contact-form textarea { width: 100%; border: 1px solid #cedbd4; border-radius: 0; padding: 12px 13px; color: var(--ink); background: #fbfcfa; outline: none; transition: border-color .2s ease, box-shadow .2s ease; }
.contact-form input, .contact-form select { height: 48px; }
.contact-form textarea { resize: vertical; }
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus { border-color: var(--green); box-shadow: 0 0 0 3px rgba(93,149,39,.1); }
.button-submit { width: 100%; justify-content: space-between; color: var(--night); background: var(--lime); border: 0; }
.button-submit span:last-child { font-size: 1.2rem; }
.hidden-field { position: absolute; left: -9999px; }
.form-status { min-height: 20px; margin: 12px 0 0; color: var(--green-deep); font-size: .8rem; text-align: center; }

.site-footer { padding: 40px 0; color: #87a1a5; background: #031116; border-top: 1px solid rgba(255,255,255,.06); }
.footer-inner { display: grid; grid-template-columns: 210px 1fr auto auto; gap: 35px; align-items: center; }
.footer-brand { width: 190px; }
.footer-brand img { width: 100%; height: 62px; object-fit: contain; object-position: left; }
.footer-inner p { margin: 0; font-size: .83rem; }
.footer-inner > div { display: flex; gap: 20px; font-size: .78rem; }
.footer-inner > div a:hover { color: var(--lime); }
.footer-inner small { font-size: .7rem; }
.whatsapp-float { position: fixed; right: 24px; bottom: 24px; z-index: 90; width: 55px; height: 55px; display: grid; place-items: center; border-radius: 50%; color: var(--night); background: var(--lime); box-shadow: 0 12px 30px rgba(0,0,0,.24); transition: transform .2s ease; }
.whatsapp-float:hover { transform: translateY(-4px) scale(1.03); }
.whatsapp-float svg { width: 28px; fill: currentColor; }

.js .reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.js .reveal.is-visible { opacity: 1; transform: none; }
.solution-grid .reveal:nth-child(2), .case-grid .reveal:nth-child(2) { transition-delay: .08s; }
.solution-grid .reveal:nth-child(3) { transition-delay: .16s; }
.solution-grid .reveal:nth-child(5), .case-grid .reveal:nth-child(4) { transition-delay: .08s; }
.solution-grid .reveal:nth-child(6) { transition-delay: .16s; }

@media (max-width: 1080px) {
  .desktop-nav { display: none; }
  .menu-toggle { display: block; }
  .mobile-nav { position: fixed; inset: 90px 0 auto; display: grid; gap: 0; max-height: 0; overflow: hidden; color: var(--white); background: rgba(6,26,34,.98); transition: max-height .35s ease; }
  .mobile-nav.is-open { max-height: 430px; padding: 10px 24px 24px; }
  .mobile-nav a { padding: 15px 0; border-bottom: 1px solid rgba(255,255,255,.1); }
  .hero-layout { grid-template-columns: 1fr .7fr; gap: 45px; }
  .hero h1 { font-size: clamp(3rem,6.4vw,4.7rem); }
  .hero-console { min-height: 460px; }
  .temperature-block > strong { font-size: 4.4rem; }
  .solution-grid { grid-template-columns: repeat(2,1fr); }
  .observatory-layout { gap: 50px; }
  .observatory-preview-map { height: 290px; }
  .intro-layout, .deliverables-layout, .method-layout, .contact-layout { gap: 60px; }
  .footer-inner { grid-template-columns: 190px 1fr auto; }
  .footer-inner small { grid-column: 2 / -1; }
}

@media (max-width: 820px) {
  .container { width: min(calc(100% - 36px), var(--container)); }
  .header-inner { min-height: 78px; }
  .brand { width: 170px; }
  .brand img { height: 56px; }
  .button-small { display: none; }
  .mobile-nav { top: 78px; }
  .hero { min-height: auto; padding: 145px 0 80px; }
  .hero-layout { grid-template-columns: 1fr; }
  .hero-console { max-width: 520px; width: 100%; margin-inline: auto; }
  .hero-proof { margin-top: 42px; }
  .signal-track { justify-content: flex-start; padding-left: 18px; }
  .section { padding: 90px 0; }
  .intro-layout, .observatory-layout, .deliverables-layout, .method-layout, .contact-layout, .heading-row { grid-template-columns: 1fr; gap: 48px; }
  .observatory-preview { max-width: 680px; width: 100%; }
  .ecosystem-grid { grid-template-columns: 1fr; }
  .ecosystem-card { min-height: 260px; }
  .collaboration-heading { grid-template-columns: 1fr; gap: 24px; }
  .collaboration-items { grid-template-columns: 1fr; }
  .deliverables-copy { position: static; }
  .standards-grid { grid-template-columns: repeat(2,1fr); }
  .footer-inner { grid-template-columns: 1fr; text-align: center; justify-items: center; }
  .footer-brand img { object-position: center; }
  .footer-inner small { grid-column: auto; }
}

@media (max-width: 600px) {
  .container { width: min(calc(100% - 28px), var(--container)); }
  .site-header.is-scrolled, .site-header { background: rgba(6,26,34,.95); }
  .language-switch { display: none; }
  .hero h1 { font-size: clamp(2.65rem,12vw,4rem); }
  .hero-lead { font-size: 1rem; }
  .hero-actions { align-items: flex-start; flex-direction: column; }
  .observatory-actions { align-items: flex-start; flex-direction: column; }
  .observatory-preview { padding: 18px; }
  .observatory-preview-map { height: 260px; }
  .observatory-preview-metrics div { padding: 13px 9px; }
  .hero-proof { display: grid; grid-template-columns: repeat(2,1fr); gap: 22px; }
  .hero-console { min-height: 430px; padding: 18px; }
  .environment-readout { grid-template-columns: 1fr .85fr; gap: 12px; min-height: 235px; }
  .temperature-block > strong { font-size: 4rem; }
  .aqi-block { padding: 15px; }
  .aqi-block > strong { font-size: 2rem; }
  .console-metrics div { padding-inline: 5px; }
  .console-metrics span { font-size: .55rem; }
  .section-heading h2, .deliverables-copy h2, .contact-copy h2 { font-size: clamp(2.15rem,10vw,3.1rem); }
  .solution-grid, .case-grid { grid-template-columns: 1fr; }
  .solution-body > p:not(.card-tag), .solution-body h3 { min-height: auto; }
  .solution-image { height: 215px; }
  .case-card { min-height: 340px; padding: 32px 28px; }
  .case-card a { left: 28px; }
  .standards-grid article { min-height: 120px; }
  .deliverables-list article { grid-template-columns: 35px 1fr; }
  .deliverables-list i { display: none; }
  .contact-form { padding: 28px 22px; }
  .form-heading, .form-grid { display: grid; grid-template-columns: 1fr; }
  .form-heading p { text-align: left; }
  .footer-inner > div { flex-wrap: wrap; justify-content: center; }
  .whatsapp-float { right: 16px; bottom: 16px; }
}

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