:root {
  --forest: #082f2b;
  --forest-deep: #041f1c;
  --teal: #147b70;
  --mint: #97d8b9;
  --lime: #c8f097;
  --paper: #f7f5ef;
  --surface: #fffef9;
  --ink: #132421;
  --muted: #5e6f6b;
  --line: rgba(19, 57, 51, 0.17);
  --serif: "Noto Serif TC", "Songti TC", serif;
  --sans: "Noto Sans TC", "Microsoft JhengHei", sans-serif;
  --header-height: 82px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: var(--header-height); }
body { margin: 0; color: var(--ink); background: var(--paper); font-family: var(--sans); }
body.is-menu-open { overflow: hidden; }
body.is-simulator-open { overflow: hidden; }
[hidden] { display: none !important; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { color: inherit; font: inherit; }
.shell { width: min(1280px, calc(100% - 64px)); margin-inline: auto; }
.section { padding-block: clamp(90px, 10vw, 150px); }
.skip-link { position: fixed; top: -80px; left: 20px; z-index: 999; padding: 12px 18px; color: #fff; background: var(--teal); }
.skip-link:focus { top: 20px; }

.site-header { position: fixed; inset: 0 0 auto; z-index: 80; height: var(--header-height); color: #fff; border-bottom: 1px solid rgba(255,255,255,.14); transition: background .25s, color .25s, box-shadow .25s; }
.site-header.is-scrolled { color: var(--ink); background: rgba(247,245,239,.94); box-shadow: 0 8px 30px rgba(5,36,31,.09); backdrop-filter: blur(16px); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 100%; }
.brand { display: flex; align-items: center; gap: 13px; }
.brand > span:last-child { display: grid; gap: 2px; }
.brand strong { font-family: var(--serif); font-size: 20px; letter-spacing: .12em; }
.brand small { color: var(--mint); font-size: 7px; letter-spacing: .2em; }
.is-scrolled .brand small { color: var(--teal); }
.brand-mark { position: relative; width: 42px; height: 42px; border: 1px solid rgba(151,216,185,.8); border-radius: 50%; }
.brand-mark::before, .brand-mark::after { position: absolute; content: ""; }
.brand-mark::before { width: 18px; height: 9px; top: 9px; left: 8px; background: var(--mint); border-radius: 100% 0 100% 0; transform: rotate(15deg); }
.brand-mark::after { width: 18px; height: 9px; right: 7px; bottom: 9px; background: var(--lime); border-radius: 0 100% 0 100%; transform: rotate(10deg); }
.brand-mark i { position: absolute; top: 14px; left: 20px; width: 1px; height: 17px; background: currentColor; transform: rotate(-22deg); }
.brand-mark b { display: none; }
.main-nav { position: relative; display: flex; align-items: center; gap: 9px; height: 100%; font-size: 12px; font-weight: 600; letter-spacing: .05em; }
.main-nav a { padding: 11px 12px; border-radius: 999px; opacity: .82; }
.main-nav a:hover, .main-nav a:focus-visible, .main-nav a.is-active { opacity: 1; background: rgba(151,216,185,.15); outline: none; }
.nav-dropdown { position: relative; }
.nav-dropdown-toggle { display: inline-flex; align-items: center; gap: 10px; min-height: 42px; padding: 9px 16px; color: var(--forest-deep); background: var(--lime); border: 0; border-radius: 999px; font-size: 12px; font-weight: 800; letter-spacing: .08em; cursor: pointer; }
.nav-dropdown-toggle span { font-size: 16px; line-height: 1; transition: transform .2s; }
.nav-dropdown-toggle:focus-visible { outline: 2px solid var(--mint); outline-offset: 3px; }
.nav-dropdown-menu { position: absolute; top: calc(100% + 10px); right: 0; display: none; width: 200px; padding: 8px; color: var(--ink); background: rgba(255,254,249,.98); border: 1px solid var(--line); box-shadow: 0 20px 50px rgba(4,31,28,.2); }
.nav-dropdown-menu a { display: flex; align-items: center; min-height: 44px; padding: 9px 12px; border-radius: 4px; opacity: 1; }
.nav-dropdown-menu button { display: none; }
.nav-dropdown-menu a:hover, .nav-dropdown-menu a:focus-visible, .nav-dropdown-menu a.is-active { color: var(--forest-deep); background: rgba(151,216,185,.35); }
.nav-dropdown.is-open .nav-dropdown-menu { display: grid; }
.nav-dropdown.is-open .nav-dropdown-toggle span { transform: rotate(180deg); }
.menu-toggle { display: none; }
.simulator-launch { display: inline-flex; align-items: center; gap: 9px; min-height: 42px; padding: 9px 16px; color: #fff; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.32); border-radius: 999px; font-size: 12px; font-weight: 800; letter-spacing: .08em; cursor: pointer; transition: border-color .2s, background .2s, color .2s; }
.is-scrolled .simulator-launch { color: var(--forest); background: rgba(20,123,112,.06); border-color: rgba(20,123,112,.28); }
.simulator-launch:hover, .simulator-launch:focus-visible { background: rgba(151,216,185,.18); border-color: var(--mint); outline: none; }
.simulator-launch-dot { width: 7px; height: 7px; background: var(--lime); border-radius: 50%; box-shadow: 0 0 0 4px rgba(200,240,151,.15); animation: simulatorPulse 2s ease-in-out infinite; }

/* Interactive container-farm digital twin */
.farm-simulator { position: fixed; inset: 0; z-index: 300; overflow: hidden; color: #eaf5ee; background: #061d1b; }
.farm-simulator::before { position: absolute; inset: 0; background: radial-gradient(circle at 50% 35%, rgba(30,121,103,.16), transparent 42%), linear-gradient(rgba(151,216,185,.025) 1px, transparent 1px), linear-gradient(90deg, rgba(151,216,185,.025) 1px, transparent 1px); background-size: auto, 32px 32px, 32px 32px; content: ""; }
.simulator-shell { position: relative; display: grid; grid-template-rows: 72px minmax(0, 1fr) 78px; width: 100%; height: 100%; }
.simulator-topbar { display: grid; grid-template-columns: 1fr auto 180px; align-items: center; gap: 24px; padding: 0 26px; border-bottom: 1px solid rgba(151,216,185,.17); background: rgba(4,25,23,.92); }
.simulator-identity { display: flex; align-items: baseline; gap: 17px; min-width: 0; }
.simulator-identity h2 { margin: 0; font-family: var(--serif); font-size: 20px; letter-spacing: .07em; white-space: nowrap; }
.simulator-kicker { color: var(--mint); font-size: 8px; font-weight: 800; letter-spacing: .18em; white-space: nowrap; }
.simulator-live-status { display: flex; align-items: center; gap: 20px; color: rgba(234,245,238,.48); font-family: Consolas, monospace; font-size: 9px; letter-spacing: .06em; }
.sim-live { color: var(--lime); }
.sim-live i { display: inline-block; width: 6px; height: 6px; margin-right: 7px; background: var(--lime); border-radius: 50%; box-shadow: 0 0 10px var(--lime); }
.simulator-close { justify-self: end; display: inline-flex; align-items: center; justify-content: flex-end; gap: 12px; min-height: 44px; padding: 0 0 0 16px; color: rgba(255,255,255,.7); background: transparent; border: 0; cursor: pointer; }
.simulator-close span { display: grid; place-items: center; width: 30px; height: 30px; border: 1px solid rgba(255,255,255,.25); border-radius: 50%; font-size: 20px; line-height: 1; }
.simulator-close:hover, .simulator-close:focus-visible { color: #fff; outline: none; }

.simulator-body { display: grid; grid-template-columns: 230px minmax(520px, 1fr) 280px; min-height: 0; }
.sim-panel { min-height: 0; padding: 15px; overflow-y: auto; scrollbar-width: thin; scrollbar-color: rgba(151,216,185,.25) transparent; }
.sim-panel-left { border-right: 1px solid rgba(151,216,185,.14); }
.sim-panel-right { border-left: 1px solid rgba(151,216,185,.14); }
.sim-card { margin-bottom: 12px; padding: 15px; background: rgba(8,47,43,.6); border: 1px solid rgba(151,216,185,.13); }
.sim-card-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 15px; color: rgba(234,245,238,.55); font-size: 8px; font-weight: 800; letter-spacing: .15em; text-transform: uppercase; }
.sim-card-head b { color: var(--mint); font-size: 7px; }
.sim-day-readout { display: grid; gap: 3px; margin-bottom: 18px; }
.sim-day-readout strong { color: var(--lime); font-family: Georgia, serif; font-size: 31px; font-weight: 400; line-height: 1; }
.sim-day-readout small { color: rgba(255,255,255,.72); font-size: 11px; }
.sim-day-slider { display: grid; gap: 9px; color: rgba(255,255,255,.46); font-size: 8px; }
.sim-day-slider input { width: 100%; height: 3px; margin: 4px 0; accent-color: var(--lime); cursor: pointer; }
.sim-range-labels { display: flex; justify-content: space-between; color: rgba(255,255,255,.3); font-size: 7px; font-style: normal; }
.sim-range-labels i { font-style: normal; }
.sim-playback { display: grid; grid-template-columns: 1fr auto; gap: 6px; margin-top: 16px; }
.sim-playback button { min-height: 34px; padding: 7px 10px; color: var(--mint); background: rgba(151,216,185,.06); border: 1px solid rgba(151,216,185,.18); font-size: 8px; font-weight: 700; cursor: pointer; }
.sim-playback button[aria-pressed="true"] { color: var(--forest-deep); background: var(--lime); }
.sim-view-tabs { display: grid; gap: 5px; }
.sim-view-tabs button { display: flex; align-items: center; gap: 11px; min-height: 37px; padding: 7px 9px; color: rgba(255,255,255,.52); text-align: left; background: transparent; border: 1px solid transparent; font-size: 9px; cursor: pointer; }
.sim-view-tabs button span { color: rgba(151,216,185,.5); font-family: Georgia, serif; font-size: 8px; }
.sim-view-tabs button.is-active { color: #fff; background: rgba(151,216,185,.1); border-color: rgba(151,216,185,.24); }
.sim-view-tabs button.is-active span { color: var(--lime); }
.sim-target-card dl { display: grid; gap: 0; margin: 0; }
.sim-target-card dl div { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 10px 0; border-top: 1px solid rgba(151,216,185,.12); }
.sim-target-card dt { color: rgba(255,255,255,.42); font-size: 8px; }
.sim-target-card dd { margin: 0; color: var(--mint); font-family: Georgia, serif; font-size: 14px; }

.simulator-stage { display: grid; grid-template-rows: minmax(390px, 1fr) 150px; min-width: 0; min-height: 0; padding: 15px; gap: 12px; overflow: hidden; }
.sim-scene { position: relative; min-height: 0; overflow: hidden; background: linear-gradient(180deg, rgba(8,47,43,.76), rgba(4,26,24,.94)); border: 1px solid rgba(151,216,185,.16); --growth: .28; }
.sim-scene::after { position: absolute; inset: auto 0 0; height: 42%; background: linear-gradient(transparent, rgba(3,18,17,.55)); pointer-events: none; content: ""; }
.sim-scene-header { position: absolute; z-index: 15; inset: 16px 18px auto; display: flex; justify-content: space-between; gap: 20px; }
.sim-scene-header > div:first-child { display: grid; gap: 4px; }
.sim-scene-header span { color: rgba(255,255,255,.42); font-family: Consolas, monospace; font-size: 7px; letter-spacing: .14em; }
.sim-scene-header strong { font-family: var(--serif); font-size: 16px; }
.sim-scene-legend { display: flex; align-items: flex-start; gap: 13px; }
.sim-scene-legend span { display: inline-flex; align-items: center; gap: 5px; }
.sim-scene-legend i { display: inline-block; width: 14px; height: 2px; }
.legend-water { background: #58c1ae; }.legend-air { background: var(--lime); }.legend-power { background: #f3b763; }

.container-cutaway { position: absolute; inset: 82px 26px 45px; display: grid; grid-template-columns: .58fr .9fr 3.2fr 1.05fr; min-height: 255px; overflow: hidden; border: 2px solid rgba(151,216,185,.5); border-top-width: 12px; box-shadow: 0 24px 50px rgba(0,0,0,.28), inset 0 0 40px rgba(151,216,185,.04); transform: perspective(1300px) rotateX(1deg); transform-origin: center bottom; }
.container-ceiling { position: absolute; z-index: 8; inset: -10px 0 auto; height: 30px; border-bottom: 1px solid rgba(151,216,185,.16); pointer-events: none; }
.sim-led { position: absolute; top: 9px; width: 11%; height: 3px; background: var(--lime); box-shadow: 0 2px 14px rgba(200,240,151,.95), 0 14px 30px rgba(200,240,151,.16); transition: opacity .2s; }
.sim-led-1 { left: 31%; }.sim-led-2 { left: 47%; }.sim-led-3 { left: 63%; }.sim-led-4 { left: 78%; }
.airflow { position: absolute; top: 18px; width: 90px; height: 18px; border-top: 1px dashed rgba(200,240,151,.55); border-radius: 50%; animation: simAirflow 2.6s linear infinite; }
.airflow::after { position: absolute; top: -4px; right: 2px; width: 6px; height: 6px; border-top: 1px solid var(--lime); border-right: 1px solid var(--lime); transform: rotate(45deg); content: ""; }
.airflow-a { left: 23%; }.airflow-b { left: 49%; animation-delay: -.7s; }.airflow-c { left: 73%; animation-delay: -1.4s; }
.container-wall { position: absolute; inset: 0; background: repeating-linear-gradient(90deg, transparent 0 38px, rgba(255,255,255,.018) 38px 40px), linear-gradient(180deg, rgba(17,66,59,.88), rgba(7,39,35,.96)); }
.sim-zone { position: relative; z-index: 2; min-width: 0; padding: 28px 9px 10px; overflow: hidden; border-right: 1px solid rgba(151,216,185,.2); transition: opacity .3s, filter .3s, background .3s; }
.sim-zone:last-of-type { border-right: 0; }
.sim-zone > b, .sim-zone > small, .zone-code { position: relative; z-index: 5; display: block; }
.zone-code { margin-bottom: 2px; color: var(--lime); font-family: Georgia, serif; font-size: 7px; }
.sim-zone > b { font-family: var(--serif); font-size: 10px; }
.sim-zone > small { margin-top: 3px; color: rgba(255,255,255,.4); font-size: 6px; }
.sim-zone-entry { background: linear-gradient(180deg, rgba(151,216,185,.08), transparent); }
.entry-door { position: absolute; right: 13%; bottom: 11px; left: 13%; height: 65%; border: 2px solid rgba(151,216,185,.27); background: linear-gradient(90deg, rgba(255,255,255,.03), transparent); }
.entry-door::before { position: absolute; right: 6px; top: 50%; width: 4px; height: 4px; background: var(--mint); border-radius: 50%; content: ""; }
.entry-door i { position: absolute; inset: 16% 20% auto; height: 14%; border: 1px solid rgba(151,216,185,.22); }
.control-rack { position: absolute; right: 12%; bottom: 12px; width: 29%; height: 62%; border: 1px solid rgba(151,216,185,.3); background: rgba(3,24,22,.8); }
.control-rack i { display: block; height: 17%; margin: 8% 13%; background: rgba(151,216,185,.11); border: 1px solid rgba(151,216,185,.13); }
.control-rack i::after { display: block; width: 4px; height: 4px; margin: 3px; background: var(--lime); border-radius: 50%; box-shadow: 7px 0 0 #e9aa55; content: ""; }
.control-rack em { position: absolute; inset: auto 12% 8%; height: 20%; border-top: 1px solid rgba(151,216,185,.2); }
.workbench { position: absolute; left: 10%; bottom: 25%; width: 38%; height: 4px; background: rgba(151,216,185,.3); box-shadow: 0 15px 0 -1px rgba(151,216,185,.18); }
.workbench::before, .workbench::after { position: absolute; top: 0; width: 2px; height: 57px; background: rgba(151,216,185,.22); content: ""; }.workbench::before { left: 4px; }.workbench::after { right: 4px; }
.sim-zone-grow { background: radial-gradient(ellipse at 50% 70%, rgba(74,176,151,.14), transparent 60%); }
.grow-lights { position: absolute; inset: 45px 5% auto; display: flex; justify-content: space-around; }
.grow-lights i { width: 27%; height: 2px; background: var(--lime); box-shadow: 0 0 12px var(--lime), 0 25px 30px rgba(200,240,151,.14); transition: opacity .2s; }
.plant-grid { position: absolute; z-index: 4; inset: auto 5% 35px; display: grid; grid-template-columns: repeat(10, 1fr); grid-template-rows: repeat(4, 1fr); align-items: end; height: 54%; perspective: 800px; }
.sim-plant { position: relative; justify-self: center; width: 12px; height: calc(18px + (var(--plant-growth) * 52px)); transform: scale(calc(.7 + var(--row) * .12)); transform-origin: bottom; transition: height .45s ease, opacity .25s; }
.sim-plant::before, .sim-plant::after, .sim-plant i { position: absolute; bottom: 3px; left: 50%; width: 1px; height: 92%; background: linear-gradient(var(--lime), var(--mint)); transform-origin: bottom; content: ""; }
.sim-plant::before { transform: rotate(-13deg); }.sim-plant::after { transform: rotate(15deg); }.sim-plant i { transform: rotate(2deg); }
.sim-plant::before, .sim-plant::after { box-shadow: 0 0 5px rgba(151,216,185,.25); }
.sim-plant b, .sim-plant em, .sim-plant span { position: absolute; width: calc(5px + var(--plant-growth) * 7px); height: calc(3px + var(--plant-growth) * 5px); background: #79cf80; border-radius: 100% 0 100% 0; transform: rotate(-24deg); }
.sim-plant b { top: 5%; left: -1px; }.sim-plant em { top: 25%; right: -1px; transform: scaleX(-1) rotate(-24deg); }.sim-plant span { top: 45%; left: 0; opacity: .8; }
.water-bed { position: absolute; z-index: 3; inset: auto 3% 14px; height: 38px; overflow: hidden; background: linear-gradient(180deg, rgba(68,177,170,.26), rgba(21,92,88,.5)); border: 1px solid rgba(88,193,174,.45); box-shadow: inset 0 8px 20px rgba(114,218,204,.08); }
.water-bed::before { position: absolute; inset: 6px 0 auto; height: 1px; background: repeating-linear-gradient(90deg, transparent 0 15px, rgba(151,216,185,.5) 15px 30px); animation: waterTravel 6s linear infinite; content: ""; }
.water-bed i { position: absolute; bottom: 5px; width: 4px; height: 4px; border: 1px solid rgba(200,240,151,.7); border-radius: 50%; animation: bubbles 3s ease-in infinite; }.water-bed i:nth-child(1){left:20%}.water-bed i:nth-child(2){left:52%;animation-delay:-1s}.water-bed i:nth-child(3){left:80%;animation-delay:-2s}
.root-scan { position: absolute; z-index: 7; inset: 48% 4% auto; height: 1px; background: linear-gradient(90deg, transparent, var(--lime), transparent); opacity: 0; box-shadow: 0 0 14px var(--lime); animation: rootScan 2.5s ease-in-out infinite; }
.utility-tank { position: absolute; right: 12%; bottom: 14px; width: 38%; height: 57%; overflow: hidden; border: 1px solid rgba(151,216,185,.35); border-radius: 15px 15px 3px 3px; }
.utility-tank::before { position: absolute; inset: 34% 0 0; background: rgba(72,181,169,.34); border-top: 1px solid #58c1ae; content: ""; }
.utility-tank i { position: absolute; top: 9px; left: 50%; width: 20%; height: 3px; background: var(--lime); transform: translateX(-50%); box-shadow: 0 0 10px var(--lime); }
.utility-pump { position: absolute; left: 9%; bottom: 15px; display: grid; gap: 8px; }
.utility-pump i { width: 18px; height: 18px; border: 2px solid rgba(151,216,185,.45); border-radius: 50%; }
.utility-pump i::after { display: block; width: 6px; height: 6px; margin: 4px; background: var(--mint); border-radius: 50%; animation: simulatorPulse 1.2s ease-in-out infinite; content: ""; }
.water-line, .power-line { position: absolute; z-index: 9; right: 2%; bottom: 8px; left: 16%; height: 2px; pointer-events: none; }
.water-line { background: rgba(88,193,174,.38); }.power-line { bottom: 3px; left: 7%; background: rgba(243,183,99,.28); }
.water-line span, .power-line span { position: absolute; top: -2px; left: 0; width: 6px; height: 6px; border-radius: 50%; animation: lineFlow 5s linear infinite; }.water-line span { background: #58c1ae; box-shadow: 0 0 8px #58c1ae; }.power-line span { background: #f3b763; box-shadow: 0 0 8px #f3b763; animation-duration: 3.5s; }
.scene-callouts { position: absolute; z-index: 12; inset: 0; pointer-events: none; }
.callout { position: absolute; padding: 6px 8px; color: rgba(255,255,255,.42); background: rgba(4,31,28,.78); border-left: 2px solid var(--mint); font-family: Consolas, monospace; font-size: 6px; letter-spacing: .08em; }
.callout b { color: var(--lime); font-size: 8px; font-weight: 400; }.callout-temp{top:25%;left:36%}.callout-root{right:28%;bottom:20%}.callout-flow{right:5%;top:34%}
.sim-scene[data-view="root"] .sim-zone:not(.sim-zone-grow), .sim-scene[data-view="climate"] .sim-zone-entry, .sim-scene[data-view="utility"] .sim-zone:not(.sim-zone-utility):not(.sim-zone-control) { opacity: .18; filter: grayscale(.8); }
.sim-scene[data-view="root"] .sim-zone-grow, .sim-scene[data-view="climate"] .sim-zone-grow, .sim-scene[data-view="utility"] .sim-zone-utility { background-color: rgba(151,216,185,.1); box-shadow: inset 0 0 35px rgba(151,216,185,.08); }
.sim-scene[data-view="root"] .root-scan { opacity: 1; }
.sim-scene[data-view="climate"] .airflow { opacity: 1; border-color: var(--lime); box-shadow: 0 -5px 14px rgba(200,240,151,.12); }
.sim-scene:not([data-view="climate"]) .airflow { opacity: .35; }
.sim-scene[data-view="utility"] .water-line, .sim-scene[data-view="utility"] .power-line { height: 3px; opacity: 1; }
.sim-scene.is-led-off .sim-led, .sim-scene.is-led-off .grow-lights i { opacity: .07; box-shadow: none; }
.sim-scene.is-pump-off .water-line span, .sim-scene.is-air-off .water-bed i, .sim-scene.is-hvac-off .airflow { animation-play-state: paused; opacity: .08; }
.sim-scene.is-power-loss .sim-led, .sim-scene.is-power-loss .grow-lights i, .sim-scene.is-power-loss .power-line { opacity: .04; box-shadow: none; }
.sim-scene.is-leaking::before { position: absolute; z-index: 14; right: 7%; bottom: 25px; width: 65px; height: 13px; background: radial-gradient(ellipse, rgba(75,185,181,.65), transparent 70%); animation: leakPulse 1.3s ease-in-out infinite; content: ""; }

.sim-trend-card { min-width: 0; padding: 12px 15px 8px; background: rgba(8,47,43,.52); border: 1px solid rgba(151,216,185,.13); }
.sim-trend-card .sim-card-head { margin-bottom: 2px; }
.sim-trend { display: block; width: 100%; height: 82px; overflow: visible; }
.trend-grid path { fill: none; stroke: rgba(151,216,185,.08); stroke-width: 1; }
.trend-area { fill: url(#trendFill); }
.trend-line { fill: none; stroke-width: 2; vector-effect: non-scaling-stroke; }.trend-line-main{stroke:var(--lime)}.trend-line-secondary{stroke:#58c1ae;stroke-width:1;stroke-dasharray:3 4}
.trend-times { display: flex; justify-content: space-between; color: rgba(255,255,255,.25); font-family: Consolas, monospace; font-size: 6px; }

.sensor-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; }
.sensor-grid article { position: relative; display: grid; gap: 5px; min-height: 74px; padding: 10px; background: rgba(4,31,28,.58); border: 1px solid rgba(151,216,185,.1); }
.sensor-grid article::before { position: absolute; top: 7px; right: 7px; width: 4px; height: 4px; background: var(--lime); border-radius: 50%; box-shadow: 0 0 6px var(--lime); content: ""; }
.sensor-grid article[data-sensor-status="warning"] { border-color: rgba(244,177,84,.55); background: rgba(111,67,22,.2); }.sensor-grid article[data-sensor-status="warning"]::before { background: #f4b154; box-shadow: 0 0 6px #f4b154; }
.sensor-grid span { color: rgba(255,255,255,.38); font-size: 7px; }
.sensor-grid strong { color: #fff; font-family: Georgia, serif; font-size: 20px; font-weight: 400; }
.sensor-grid strong i { font-style: normal; }.sensor-grid strong small { margin-left: 3px; color: var(--mint); font-family: var(--sans); font-size: 6px; }
.sensor-grid em { color: rgba(255,255,255,.25); font-size: 6px; font-style: normal; }
.device-list { display: grid; gap: 5px; }
.device-list button { display: flex; align-items: center; justify-content: space-between; min-height: 34px; padding: 7px 9px; color: rgba(255,255,255,.68); background: rgba(4,31,28,.36); border: 1px solid rgba(151,216,185,.1); font-size: 8px; cursor: pointer; }
.device-list button > span { display: flex; align-items: center; gap: 8px; }.device-list button i { display: inline-block; width: 6px; height: 6px; background: #66706e; border-radius: 50%; }
.device-list button b { min-width: 29px; padding: 3px 4px; color: rgba(255,255,255,.35); background: rgba(255,255,255,.04); font-family: Consolas, monospace; font-size: 6px; text-align: center; }
.device-list button[aria-pressed="true"] i { background: var(--lime); box-shadow: 0 0 7px var(--lime); }.device-list button[aria-pressed="true"] b { color: var(--lime); background: rgba(200,240,151,.1); }
.fault-buttons { display: grid; grid-template-columns: repeat(4, 1fr); gap: 4px; }
.fault-buttons button { min-height: 29px; padding: 5px 3px; color: rgba(255,255,255,.44); background: transparent; border: 1px solid rgba(151,216,185,.12); font-size: 7px; cursor: pointer; }
.fault-buttons button.is-active { color: var(--forest-deep); background: var(--mint); }
.fault-buttons button:not([data-fault="normal"]).is-active { color: #2a1906; background: #f4b154; border-color: #f4b154; }
.sim-alarm { display: grid; grid-template-columns: 8px 1fr; gap: 9px; align-items: start; margin-top: 10px; padding: 10px; background: rgba(200,240,151,.05); border-left: 2px solid var(--lime); }
.sim-alarm > i { width: 6px; height: 6px; margin-top: 3px; background: var(--lime); border-radius: 50%; }.sim-alarm div { display: grid; gap: 3px; }.sim-alarm b { color: var(--lime); font-size: 8px; }.sim-alarm span { color: rgba(255,255,255,.4); font-size: 7px; line-height: 1.5; }
.sim-alarm.is-warning { background: rgba(244,177,84,.08); border-color: #f4b154; }.sim-alarm.is-warning > i { background: #f4b154; box-shadow: 0 0 7px #f4b154; animation: simulatorPulse .8s infinite; }.sim-alarm.is-warning b { color: #f4b154; }

.simulator-footer { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 30px; padding: 0 26px; border-top: 1px solid rgba(151,216,185,.17); background: rgba(4,25,23,.94); }
.simulator-footer dl { display: grid; grid-template-columns: repeat(6, minmax(90px, 1fr)); margin: 0; }
.simulator-footer dl div { display: grid; gap: 4px; padding: 0 16px; border-left: 1px solid rgba(151,216,185,.13); }
.simulator-footer dt { color: rgba(255,255,255,.34); font-size: 7px; letter-spacing: .08em; }.simulator-footer dd { margin: 0; color: var(--mint); font-family: Georgia, serif; font-size: 15px; white-space: nowrap; }
.simulator-footer > p { max-width: 220px; margin: 0; color: rgba(255,255,255,.3); font-size: 7px; line-height: 1.5; }.simulator-footer > p span { display: block; margin-bottom: 3px; color: #f4b154; font-weight: 800; letter-spacing: .12em; }

@keyframes simulatorPulse { 50% { opacity: .42; transform: scale(.82); } }
@keyframes simAirflow { 0% { transform: translateX(-8px); opacity: .15; } 50% { opacity: .8; } 100% { transform: translateX(18px); opacity: .15; } }
@keyframes waterTravel { to { transform: translateX(30px); } }
@keyframes lineFlow { to { left: 100%; } }
@keyframes bubbles { 0% { transform: translateY(8px) scale(.5); opacity: 0; } 60% { opacity: .8; } 100% { transform: translateY(-25px) scale(1.3); opacity: 0; } }
@keyframes rootScan { 0%,100% { transform: translateY(-15px); opacity: .15; } 50% { transform: translateY(55px); opacity: .8; } }
@keyframes leakPulse { 50% { transform: scaleX(1.25); opacity: .45; } }

.hero { position: relative; min-height: 860px; height: 100svh; overflow: hidden; color: #fff; background: var(--forest); }
.hero-image { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center; }
.hero-shade { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(2,23,20,.94) 0%, rgba(2,23,20,.72) 42%, rgba(2,23,20,.12) 72%), linear-gradient(0deg, rgba(2,23,20,.5), transparent 45%); }
.hero-inner { position: relative; z-index: 2; display: grid; grid-template-columns: minmax(0, 730px) auto; align-content: center; justify-content: space-between; gap: 70px; min-height: 100%; padding-top: var(--header-height); }
.hero-copy { padding-top: 20px; }
.eyebrow { margin: 0 0 20px; color: var(--teal); font-size: 11px; font-weight: 800; letter-spacing: .2em; }
.eyebrow-light { color: var(--mint); }
.hero h1 { margin: 0; font-family: var(--serif); font-size: clamp(54px, 6vw, 92px); font-weight: 600; line-height: 1.28; letter-spacing: .04em; }
.hero h1 span { color: var(--lime); }
.hero-lead { max-width: 650px; margin: 30px 0 0; color: rgba(255,255,255,.76); font-size: 16px; line-height: 2; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 40px; }
.button { display: inline-flex; align-items: center; justify-content: space-between; gap: 35px; min-height: 50px; padding: 13px 20px; border: 1px solid transparent; font-size: 12px; font-weight: 700; letter-spacing: .08em; transition: transform .2s, background .2s; }
.button:hover { transform: translateY(-2px); }
.button-primary { color: var(--forest-deep); background: var(--lime); }
.button-ghost { color: #fff; border-color: rgba(255,255,255,.4); background: rgba(255,255,255,.04); }
.hero-stats { display: grid; align-self: end; width: 270px; margin: 0 0 80px; border-top: 1px solid rgba(255,255,255,.25); }
.hero-stats div { display: grid; grid-template-columns: 1fr 1fr; align-items: center; padding: 18px 0; border-bottom: 1px solid rgba(255,255,255,.25); }
.hero-stats dt { color: var(--lime); font-family: Georgia, serif; font-size: 21px; }
.hero-stats dd { margin: 0; color: rgba(255,255,255,.65); font-size: 11px; }
.scroll-cue { position: absolute; z-index: 3; bottom: 30px; left: 50%; display: grid; justify-items: center; gap: 9px; color: rgba(255,255,255,.6); font-size: 8px; letter-spacing: .22em; transform: translateX(-50%); }
.scroll-cue span { width: 1px; height: 38px; background: linear-gradient(#fff, transparent); }

.section-heading h2 { margin: 0; font-family: var(--serif); font-size: clamp(40px, 4.6vw, 66px); font-weight: 600; line-height: 1.5; letter-spacing: .035em; }
.section-heading > p:not(.eyebrow) { max-width: 550px; margin: 24px 0 0; color: var(--muted); font-size: 14px; line-height: 2; }
.heading-row { display: flex; align-items: flex-end; justify-content: space-between; gap: 80px; margin-bottom: 70px; }
.heading-row > p { padding-bottom: 10px; }
.overview-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 120px; align-items: start; }
.overview-copy { padding-top: 45px; }
.overview-copy > p { margin: 0 0 24px; color: var(--muted); font-size: 15px; line-height: 2.1; }
.overview-copy .lead { color: var(--teal); font-family: var(--serif); font-size: 25px; font-weight: 600; line-height: 1.8; }
.principle { display: grid; gap: 10px; margin-top: 45px; padding: 26px 0 0 27px; border-top: 1px solid var(--line); border-left: 4px solid var(--teal); }
.principle span { color: var(--muted); font-size: 10px; letter-spacing: .12em; }
.principle strong { font-family: var(--serif); font-size: 21px; }

.section-dark { color: #fff; background: var(--forest-deep); }
.section-dark .section-heading > p:not(.eyebrow), .section-dark .heading-row > p { color: rgba(255,255,255,.58); }
.challenge { position: relative; overflow: hidden; }
.challenge::before { position: absolute; inset: 0; background: radial-gradient(circle at 85% 10%, rgba(42,135,110,.25), transparent 30%), linear-gradient(135deg, transparent 55%, rgba(255,255,255,.02) 55%); content: ""; }
.challenge > .shell { position: relative; }
.challenge-grid { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid rgba(255,255,255,.17); border-bottom: 1px solid rgba(255,255,255,.17); }
.challenge-grid article { min-height: 330px; padding: 35px 28px; border-right: 1px solid rgba(255,255,255,.17); }
.challenge-grid article:last-child { border-right: 0; }
.challenge-grid span { display: grid; place-items: center; width: 42px; height: 42px; color: var(--lime); border: 1px solid rgba(200,240,151,.45); border-radius: 50%; font-family: Georgia, serif; font-size: 12px; }
.challenge-grid h3 { margin: 70px 0 14px; font-family: var(--serif); font-size: 27px; }
.challenge-grid p { margin: 0; color: rgba(255,255,255,.62); font-size: 13px; line-height: 1.9; }

.container-plan { margin-bottom: 55px; padding: 32px; color: #fff; background: var(--forest); box-shadow: 0 30px 70px rgba(5,48,41,.17); }
.plan-visual { display: grid; grid-template-columns: .72fr 1fr 2.15fr .8fr; min-height: 260px; border: 1px solid rgba(151,216,185,.55); }
.zone { position: relative; display: grid; align-content: end; gap: 8px; padding: 30px; overflow: hidden; border-right: 1px solid rgba(151,216,185,.45); }
.zone:last-child { border-right: 0; }
.zone::before { position: absolute; inset: 0; background: linear-gradient(135deg, rgba(151,216,185,.12), transparent 55%); content: ""; }
.zone-grow::after { position: absolute; top: 42px; right: 28px; left: 28px; height: 70px; background: repeating-linear-gradient(90deg, transparent 0 35px, rgba(200,240,151,.35) 35px 37px), linear-gradient(180deg, transparent 70%, rgba(88,193,174,.35) 70%); border-bottom: 2px solid var(--mint); content: ""; }
.zone span, .zone strong, .zone small { position: relative; }
.zone span { color: var(--lime); font-family: Georgia, serif; font-size: 11px; }
.zone strong { font-family: var(--serif); font-size: 24px; }
.zone small { color: rgba(255,255,255,.58); font-size: 11px; }
.plan-note { display: flex; justify-content: space-between; gap: 25px; padding-top: 25px; color: rgba(255,255,255,.55); font-size: 11px; letter-spacing: .08em; }
.plan-note b { color: var(--mint); }
.system-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.system-grid article { min-height: 360px; padding: 40px; background: var(--surface); border: 1px solid var(--line); transition: transform .25s, box-shadow .25s; }
.system-grid article:hover { transform: translateY(-5px); box-shadow: 0 24px 50px rgba(9,57,49,.12); }
.icon { position: relative; width: 62px; height: 62px; margin-bottom: 50px; border: 1px solid rgba(20,123,112,.35); border-radius: 50%; }
.water-icon::before { position: absolute; inset: 16px 19px 14px; background: var(--teal); border-radius: 60% 40% 55% 45%; transform: rotate(45deg); content: ""; }
.sensor-icon::before { position: absolute; top: 29px; left: 13px; width: 36px; height: 1px; background: var(--teal); box-shadow: 0 -10px 0 rgba(20,123,112,.55), 0 10px 0 rgba(20,123,112,.35); content: ""; }
.sensor-icon::after { position: absolute; top: 24px; left: 25px; width: 11px; height: 11px; background: var(--lime); border: 2px solid var(--teal); border-radius: 50%; content: ""; }
.data-icon::before { position: absolute; inset: 17px; border: 2px solid var(--teal); border-radius: 4px; content: ""; }
.data-icon::after { position: absolute; right: 24px; bottom: 22px; width: 4px; height: 16px; background: var(--lime); box-shadow: -8px 5px 0 var(--teal), 8px -5px 0 rgba(20,123,112,.55); content: ""; }
.card-label { margin: 0 0 12px; color: var(--teal); font-size: 9px; font-weight: 800; letter-spacing: .18em; }
.system-grid h3 { margin: 0 0 17px; font-family: var(--serif); font-size: 24px; }
.system-grid article > p:last-child { margin: 0; color: var(--muted); font-size: 13px; line-height: 2; }

.section-mint { background: #e6f1e9; }
.parameter-layout { display: grid; grid-template-columns: .9fr 1.1fr; gap: 130px; align-items: center; }
.parameter-list { display: grid; }
.parameter-list > div { position: relative; display: grid; grid-template-columns: 130px 1fr; align-items: center; min-height: 84px; overflow: hidden; border-bottom: 1px solid rgba(8,47,43,.16); }
.parameter-list > div:first-child { border-top: 1px solid rgba(8,47,43,.16); }
.parameter-list span { color: var(--muted); font-size: 12px; }
.parameter-list strong { position: relative; z-index: 2; justify-self: end; font-family: Georgia, serif; font-size: 26px; font-weight: 400; }
.parameter-list small { margin-left: 5px; color: var(--teal); font-size: 10px; font-weight: 700; }
.parameter-list i { position: absolute; bottom: 0; left: 0; width: var(--value); height: 3px; background: linear-gradient(90deg, var(--teal), var(--lime)); }

.pilot-track { display: grid; grid-template-columns: repeat(4, 1fr); margin-bottom: 65px; border-top: 1px solid var(--line); }
.pilot-track article { position: relative; min-height: 245px; padding: 35px 28px 20px 0; border-bottom: 1px solid var(--line); }
.pilot-track article:not(:last-child)::after { position: absolute; top: -6px; right: 30px; width: 11px; height: 11px; background: var(--paper); border: 2px solid var(--teal); border-radius: 50%; content: ""; }
.pilot-track span, .year-track span { color: var(--teal); font-size: 9px; font-weight: 800; letter-spacing: .16em; }
.pilot-track h3, .year-track h3 { margin: 58px 0 12px; font-family: var(--serif); font-size: 25px; }
.pilot-track p, .year-track p { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.9; }
.kpi-panel { display: grid; grid-template-columns: .72fr 1.28fr; gap: 60px; padding: 55px; color: #fff; background: var(--forest); }
.kpi-intro h3 { margin: 0 0 20px; font-family: var(--serif); font-size: 32px; }
.kpi-intro > p:last-child { color: rgba(255,255,255,.57); font-size: 13px; line-height: 1.9; }
.kpi-panel dl { display: grid; grid-template-columns: 1fr 1fr; margin: 0; border-top: 1px solid rgba(255,255,255,.2); border-left: 1px solid rgba(255,255,255,.2); }
.kpi-panel dl div { display: grid; gap: 8px; padding: 24px; border-right: 1px solid rgba(255,255,255,.2); border-bottom: 1px solid rgba(255,255,255,.2); }
.kpi-panel dt { color: rgba(255,255,255,.52); font-size: 10px; }
.kpi-panel dd { margin: 0; color: var(--lime); font-family: Georgia, serif; font-size: 31px; }
.kpi-panel dd span { margin-left: 5px; font-family: var(--sans); font-size: 10px; }
.market-kpi { grid-column: 2; margin: 0; color: rgba(255,255,255,.68); font-size: 12px; line-height: 1.8; }
.market-kpi strong { margin-right: 15px; color: var(--mint); }

.business-layout { display: grid; grid-template-columns: .75fr 1.25fr; gap: 100px; }
.business-cards { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid rgba(255,255,255,.18); border-left: 1px solid rgba(255,255,255,.18); }
.business-cards article { min-height: 260px; padding: 30px; border-right: 1px solid rgba(255,255,255,.18); border-bottom: 1px solid rgba(255,255,255,.18); }
.business-cards span { color: var(--mint); font-family: Georgia, serif; font-size: 11px; }
.business-cards h3 { margin: 65px 0 12px; font-family: var(--serif); font-size: 23px; }
.business-cards p { margin: 0; color: rgba(255,255,255,.55); font-size: 12px; line-height: 1.9; }
.market-path { margin-top: 100px; }
.market-path ol { display: grid; grid-template-columns: repeat(4, 1fr); margin: 0; padding: 0; list-style: none; border-top: 1px solid rgba(255,255,255,.2); }
.market-path li { position: relative; display: grid; gap: 8px; padding: 30px 24px 0 0; }
.market-path li:not(:last-child)::after { position: absolute; top: -7px; right: 25px; width: 13px; height: 13px; background: var(--forest-deep); border: 2px solid var(--lime); transform: rotate(45deg); content: ""; }
.market-path span { color: var(--mint); font-size: 9px; letter-spacing: .16em; }
.market-path strong { font-family: var(--serif); font-size: 19px; }
.market-path small { color: rgba(255,255,255,.45); font-size: 10px; }

.budget-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 20px; margin-bottom: 90px; }
.budget-grid article { padding: 48px; border: 1px solid var(--line); }
.budget-main { color: #fff; background: var(--teal); }
.budget-main .card-label { color: var(--lime); }
.budget-grid h3 { margin: 0; font-size: 16px; font-weight: 500; }
.budget-grid h3 strong { font-family: Georgia, serif; font-size: clamp(48px, 5vw, 68px); font-weight: 400; }
.budget-grid article > p:not(.card-label) { margin: 10px 0 35px; color: rgba(255,255,255,.65); font-size: 12px; }
.budget-main dl { margin: 0; }
.budget-main dl div { display: flex; justify-content: space-between; gap: 25px; padding: 14px 0; border-top: 1px solid rgba(255,255,255,.25); }
.budget-main dt, .budget-main dd { font-size: 11px; }
.budget-main dd { margin: 0; color: var(--lime); font-weight: 700; }
.seed-card { background: var(--surface); }
.seed-card h3 { color: var(--teal); }
.seed-card > p:not(.card-label) { color: var(--muted) !important; }
.fund-bars { display: grid; gap: 13px; }
.fund-bars span { position: relative; display: flex; justify-content: space-between; overflow: hidden; padding: 10px 12px; background: #edf2ed; font-size: 10px; }
.fund-bars span::before { position: absolute; inset: 0 auto 0 0; width: var(--share); background: rgba(151,216,185,.6); content: ""; }
.fund-bars b, .fund-bars em { position: relative; z-index: 1; font-style: normal; }
.year-track { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 2px solid var(--teal); }
.year-track article { min-height: 230px; padding: 30px 30px 0 0; }
.year-track h3 { margin-top: 55px; }

.risk-layout { display: grid; grid-template-columns: .8fr 1.2fr; gap: 120px; align-items: start; }
.risk-list { border-top: 1px solid rgba(8,47,43,.25); }
.risk-list details { border-bottom: 1px solid rgba(8,47,43,.25); }
.risk-list summary { display: grid; grid-template-columns: 58px 1fr auto; align-items: center; gap: 20px; min-height: 78px; cursor: pointer; font-family: var(--serif); font-size: 18px; list-style: none; }
.risk-list summary::-webkit-details-marker { display: none; }
.risk-list summary span { color: var(--teal); font-family: var(--sans); font-size: 8px; font-weight: 800; letter-spacing: .12em; }
.risk-list summary b { color: var(--teal); font-family: var(--sans); font-size: 21px; font-weight: 400; transition: transform .2s; }
.risk-list details[open] summary b { transform: rotate(45deg); }
.risk-list details p { margin: -3px 50px 24px 78px; color: var(--muted); font-size: 12px; line-height: 1.9; }
.decision-card { display: grid; grid-template-columns: .55fr 1fr auto 1fr; gap: 50px; align-items: center; margin-top: 90px; padding: 45px; color: #fff; background: var(--forest); }
.decision-card .eyebrow { margin: 0; }
.decision-card h3 { margin: 0 0 8px; color: var(--lime); font-family: var(--serif); font-size: 21px; }
.decision-card div p { margin: 0; color: rgba(255,255,255,.6); font-size: 11px; line-height: 1.7; }
.decision-card > span { color: var(--mint); font-size: 28px; }

.esg-grid { display: grid; grid-template-columns: repeat(3, 1fr); margin-top: 60px; border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.esg-grid article { min-height: 285px; padding: 35px; background: var(--surface); border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.esg-grid span { color: rgba(20,123,112,.17); font-family: Georgia, serif; font-size: 70px; }
.esg-grid h3 { margin: 12px 0; font-family: var(--serif); font-size: 24px; }
.esg-grid p { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.9; }
.partner-strip { display: flex; align-items: center; justify-content: center; gap: 24px; margin-top: 45px; padding: 24px; color: var(--teal); border-block: 1px solid var(--line); font-size: 12px; font-weight: 700; }
.partner-strip i { color: var(--mint); font-style: normal; }

.site-footer { padding-top: 90px; color: #fff; background: var(--forest-deep); }
.footer-inner { display: flex; align-items: flex-end; justify-content: space-between; gap: 60px; padding-bottom: 80px; }
.footer-inner h2 { margin: 0 0 15px; font-family: var(--serif); font-size: clamp(32px, 4vw, 52px); }
.footer-inner > div > p:last-child { margin: 0; color: rgba(255,255,255,.5); font-size: 13px; }
.footer-actions { display: flex; gap: 10px; }
.footer-bottom { display: flex; justify-content: space-between; gap: 30px; padding-block: 23px; color: rgba(255,255,255,.35); border-top: 1px solid rgba(255,255,255,.12); font-size: 9px; }
.footer-bottom p { margin: 0; }
.back-to-top { position: fixed; right: 22px; bottom: 22px; z-index: 40; width: 48px; height: 48px; color: #fff; background: rgba(8,47,43,.88); border: 1px solid rgba(255,255,255,.3); border-radius: 50%; opacity: 0; pointer-events: none; transform: translateY(10px); transition: .2s; }
.back-to-top.is-visible { opacity: 1; pointer-events: auto; transform: none; }

/* Investment-readiness additions */
.evidence-legend { display: flex; flex-wrap: wrap; gap: 15px; margin-top: 24px; color: rgba(255,255,255,.7); font-size: 9px; font-weight: 700; letter-spacing: .08em; }
.evidence-legend span { display: inline-flex; align-items: center; gap: 7px; }
.evidence-legend i { width: 8px; height: 8px; border-radius: 50%; }
.is-verified { background: var(--lime); }
.is-estimate { background: #ffc861; }
.is-test { background: #77b8ff; }

.spec-strip { display: grid; grid-template-columns: repeat(4, 1fr); margin: 28px 0 50px; border: 1px solid var(--line); border-right: 0; }
.spec-strip > div { display: grid; gap: 6px; padding: 24px; background: var(--surface); border-right: 1px solid var(--line); }
.spec-strip span { color: var(--muted); font-size: 10px; }
.spec-strip strong { color: var(--teal); font-family: var(--serif); font-size: 22px; }
.spec-strip small { color: #9a711f; font-size: 8px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }

.engineering-grid { grid-template-columns: repeat(3, 1fr); margin-bottom: 55px; }
.engineering-grid article { min-height: 330px; }
.engineering-grid article:nth-child(3n) { border-right: 0; }
.engineering-grid article:nth-child(-n+3) { border-bottom: 1px solid var(--line); }
.engineering-grid h3 { min-height: 62px; }
.engineering-grid ul { display: grid; gap: 9px; margin: 0; padding: 0; color: var(--muted); font-size: 12px; line-height: 1.7; list-style: none; }
.engineering-grid li { position: relative; padding-left: 15px; }
.engineering-grid li::before { position: absolute; top: .68em; left: 0; width: 5px; height: 5px; background: var(--mint); border-radius: 50%; content: ""; }

.engineering-table-wrap { border: 1px solid var(--line); background: var(--surface); }
.table-head { display: flex; align-items: end; justify-content: space-between; gap: 30px; padding: 32px; border-bottom: 1px solid var(--line); }
.table-head .eyebrow { margin-bottom: 8px; }
.table-head h3 { margin: 0; font-family: var(--serif); font-size: 28px; }
.table-head > span { max-width: 330px; color: #9a711f; font-size: 10px; line-height: 1.7; text-align: right; }
.engineering-table { width: 100%; border-collapse: collapse; font-size: 11px; line-height: 1.65; }
.engineering-table th, .engineering-table td { padding: 18px 20px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.engineering-table tr:last-child > * { border-bottom: 0; }
.engineering-table tr > *:last-child { border-right: 0; }
.engineering-table thead th { color: var(--teal); background: #edf2ed; font-size: 9px; letter-spacing: .08em; }
.engineering-table tbody th { width: 90px; color: var(--teal); }
.engineering-table tbody td { color: var(--muted); }

.kpi-panel dl { grid-template-columns: repeat(3, 1fr); }
.market-kpi { grid-column: 2; }

.cost-layout { display: grid; grid-template-columns: .72fr 1.28fr; margin-bottom: 28px; border: 1px solid rgba(255,255,255,.18); }
.cost-total { display: grid; align-content: center; padding: 45px; background: var(--teal); }
.cost-total .card-label { color: var(--lime); }
.cost-total h3 { margin: 0; font-size: 15px; font-weight: 500; }
.cost-total h3 strong { display: block; margin: 8px 0; color: #fff; font-family: Georgia, serif; font-size: clamp(45px, 5vw, 72px); font-weight: 400; white-space: nowrap; }
.cost-total > p:last-child { color: rgba(255,255,255,.58); font-size: 11px; line-height: 1.8; }
.cost-lines { display: grid; grid-template-columns: 1fr 1fr; }
.cost-lines div { display: grid; gap: 8px; padding: 24px; border-right: 1px solid rgba(255,255,255,.15); border-bottom: 1px solid rgba(255,255,255,.15); }
.cost-lines div:nth-child(even) { border-right: 0; }
.cost-lines div:nth-last-child(-n+2) { border-bottom: 0; }
.cost-lines span { color: rgba(255,255,255,.52); font-size: 10px; }
.cost-lines strong { color: var(--mint); font-family: var(--serif); font-size: 18px; }

.energy-model { display: grid; grid-template-columns: .9fr 1.1fr; margin: 28px 0; border: 1px solid rgba(255,255,255,.18); }
.energy-model > div { padding: 38px; border-right: 1px solid rgba(255,255,255,.18); }
.energy-model h3 { margin: 0 0 12px; color: var(--lime); font-family: Georgia, serif; font-size: 38px; font-weight: 400; }
.energy-model p:last-child { margin: 0; color: rgba(255,255,255,.55); font-size: 11px; line-height: 1.8; }
.energy-model dl { display: grid; grid-template-columns: repeat(3, 1fr); margin: 0; }
.energy-model dl div { display: grid; align-content: center; gap: 16px; padding: 28px; border-right: 1px solid rgba(255,255,255,.15); }
.energy-model dl div:last-child { border-right: 0; }
.energy-model dt { color: rgba(255,255,255,.5); font-size: 9px; }
.energy-model dd { margin: 0; color: #fff; font-family: Georgia, serif; font-size: 23px; }
.energy-model dd small { display: block; margin-top: 5px; color: var(--mint); font-family: var(--sans); font-size: 8px; }

.price-benchmark { display: grid; grid-template-columns: 1.15fr .8fr .8fr 1.15fr; margin: 28px 0; border: 1px solid rgba(255,255,255,.18); }
.price-benchmark > div { min-height: 215px; padding: 30px; border-right: 1px solid rgba(255,255,255,.16); }
.price-benchmark > div:last-child { border-right: 0; }
.price-intro { display: grid; align-content: center; }
.price-intro h3 { margin: 0 0 12px; color: #fff; font-family: var(--serif); font-size: 28px; }
.price-intro > p:last-child { margin: 0; color: rgba(255,255,255,.52); font-size: 10px; line-height: 1.75; }
.price-band { display: grid; align-content: center; gap: 11px; }
.price-band span { color: rgba(255,255,255,.52); font-size: 9px; font-weight: 700; letter-spacing: .08em; }
.price-band strong { color: var(--lime); font-family: Georgia, serif; font-size: 27px; font-weight: 400; white-space: nowrap; }
.price-retail strong { color: var(--mint); }
.price-band small { color: rgba(255,255,255,.45); font-size: 8px; line-height: 1.6; }
.price-warning { display: grid; align-content: center; gap: 10px; background: rgba(255,255,255,.045); }
.price-warning b { color: #ffc861; font-size: 9px; letter-spacing: .1em; }
.price-warning p { margin: 0; color: rgba(255,255,255,.58); font-size: 10px; line-height: 1.75; }
.price-warning a { color: var(--mint); font-size: 9px; text-decoration: none; }
.price-warning a:hover { color: #fff; }

.calculator { display: grid; grid-template-columns: .65fr 1fr .85fr; gap: 34px; margin-top: 28px; padding: 36px; color: var(--ink); background: var(--paper); }
.calculator-copy h3 { margin: 0 0 12px; font-family: var(--serif); font-size: 28px; }
.calculator-copy > p:last-child { margin: 0; color: var(--muted); font-size: 11px; line-height: 1.8; }
.price-presets { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 17px; }
.price-presets button { min-height: 32px; padding: 6px 10px; color: var(--teal); background: transparent; border: 1px solid rgba(20,123,112,.3); font: inherit; font-size: 8px; font-weight: 800; cursor: pointer; }
.price-presets button:hover, .price-presets button:focus-visible { color: #fff; background: var(--teal); outline: 0; }
.calculator-form { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.calculator-form label { display: grid; gap: 7px; color: var(--muted); font-size: 9px; font-weight: 700; }
.calculator-form label:last-child { grid-column: 1 / -1; }
.calculator-form input { width: 100%; min-height: 42px; padding: 8px 12px; color: var(--ink); background: #fff; border: 1px solid var(--line); border-radius: 0; font: inherit; font-size: 14px; }
.calculator-form input:focus { border-color: var(--teal); outline: 2px solid rgba(20,123,112,.18); }
.calculator-results { display: grid; margin: 0; border-top: 1px solid var(--line); }
.calculator-results div { display: flex; align-items: center; justify-content: space-between; gap: 18px; padding: 10px 0; border-bottom: 1px solid var(--line); }
.calculator-results dt { color: var(--muted); font-size: 9px; }
.calculator-results dd { margin: 0; color: var(--teal); font-family: Georgia, serif; font-size: 18px; text-align: right; }
.calculator-results dd.is-negative { color: #b43e35; }
.model-note { margin: 18px 0 0; color: rgba(255,255,255,.5); font-size: 10px; line-height: 1.7; }

.light-cards { border-color: var(--line); }
.light-cards article { color: var(--ink); border-color: var(--line); }
.light-cards span { color: var(--teal); }
.light-cards p { color: var(--muted); }

.funding-path { display: grid; gap: 0; }
.funding-path div { display: grid; gap: 6px; padding: 16px 0; border-top: 1px solid var(--line); }
.funding-path b { color: var(--teal); font-size: 11px; }
.funding-path span { color: var(--muted); font-size: 10px; line-height: 1.6; }
.milestone-track { display: grid; grid-template-columns: repeat(6, 1fr); border-top: 2px solid var(--teal); }
.milestone-track article { position: relative; min-height: 260px; padding: 28px 24px 20px 0; }
.milestone-track article:not(:last-child)::after { position: absolute; top: -6px; right: 20px; width: 10px; height: 10px; background: var(--paper); border: 2px solid var(--teal); border-radius: 50%; content: ""; }
.milestone-track span { color: var(--teal); font-size: 9px; font-weight: 800; letter-spacing: .12em; }
.milestone-track h3 { margin: 45px 0 11px; font-family: var(--serif); font-size: 19px; }
.milestone-track p { min-height: 72px; margin: 0 0 18px; color: var(--muted); font-size: 10px; line-height: 1.75; }
.milestone-track b { color: #9a711f; font-size: 8px; letter-spacing: .12em; }

.source-groups { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid rgba(255,255,255,.18); border-left: 1px solid rgba(255,255,255,.18); }
.source-groups article { min-height: 310px; padding: 30px; border-right: 1px solid rgba(255,255,255,.18); border-bottom: 1px solid rgba(255,255,255,.18); }
.source-groups h3 { margin: 0 0 28px; color: var(--lime); font-family: var(--serif); font-size: 20px; }
.source-groups a { display: block; padding: 12px 0; color: rgba(255,255,255,.68); border-top: 1px solid rgba(255,255,255,.11); font-size: 10px; line-height: 1.65; text-decoration: none; }
.source-groups a::after { float: right; color: var(--mint); content: "↗"; }
.source-groups a:hover { color: #fff; }

[data-reveal] { opacity: 0; transform: translateY(22px); transition: opacity .7s ease, transform .7s ease; }
[data-reveal].is-revealed { opacity: 1; transform: none; }

@media (max-width: 1100px) {
  .shell { width: min(100% - 48px, 1000px); }
  .hero-inner { grid-template-columns: 1fr; }
  .hero-stats { grid-template-columns: repeat(3, 1fr); align-self: auto; width: 100%; margin: -50px 0 50px; border-bottom: 1px solid rgba(255,255,255,.25); }
  .hero-stats div { grid-template-columns: 1fr; }
  .overview-grid, .parameter-layout, .business-layout, .risk-layout { gap: 70px; }
  .challenge-grid { grid-template-columns: 1fr 1fr; }
  .challenge-grid article { min-height: 280px; border-bottom: 1px solid rgba(255,255,255,.17); }
  .challenge-grid article:nth-child(2) { border-right: 0; }
  .challenge-grid h3 { margin-top: 45px; }
  .system-grid article { padding: 30px; }
  .business-layout { grid-template-columns: 1fr; }
  .business-layout .section-heading { max-width: 750px; }
  .engineering-grid { grid-template-columns: 1fr 1fr; }
  .engineering-grid article:nth-child(3n) { border-right: 1px solid var(--line); }
  .engineering-grid article:nth-child(2n) { border-right: 0; }
  .calculator { grid-template-columns: 1fr 1.4fr; }
  .calculator-results { grid-column: 1 / -1; grid-template-columns: repeat(5, 1fr); border-left: 1px solid var(--line); }
  .calculator-results div { display: grid; padding: 14px; border-right: 1px solid var(--line); }
  .milestone-track { grid-template-columns: repeat(3, 1fr); }
  .source-groups { grid-template-columns: 1fr 1fr; }
  .price-benchmark { grid-template-columns: 1fr 1fr; }
  .price-benchmark > div { border-bottom: 1px solid rgba(255,255,255,.16); }
  .price-benchmark > div:nth-child(even) { border-right: 0; }
  .price-benchmark > div:nth-last-child(-n+2) { border-bottom: 0; }
  .simulator-topbar { grid-template-columns: 1fr auto 130px; }
  .simulator-live-status span:last-child { display: none; }
  .simulator-body { grid-template-columns: 205px minmax(440px, 1fr) 245px; }
  .simulator-footer > p { display: none; }
  .simulator-footer { grid-template-columns: 1fr; }
  .simulator-footer dl div { padding-inline: 10px; }
}

@media (max-width: 820px) {
  :root { --header-height: 72px; }
  .site-header { color: var(--ink); background: rgba(247,245,239,.96); }
  .brand small { color: var(--teal); }
  .menu-toggle { display: grid; align-content: center; gap: 5px; width: 48px; height: 48px; margin-left: auto; padding: 10px; background: transparent; border: 0; }
  .menu-toggle span { display: block; width: 27px; height: 1px; background: currentColor; transition: transform .2s, opacity .2s; }
  .menu-toggle em { position: absolute; width: 1px; height: 1px; overflow: hidden; }
  .menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
  .menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }
  .main-nav { position: fixed; inset: var(--header-height) 0 auto; display: grid; align-content: start; height: calc(100svh - var(--header-height)); padding: 25px; color: var(--ink); background: rgba(247,245,239,.98); visibility: hidden; opacity: 0; transform: translateY(-10px); transition: .2s; }
  .main-nav.is-open { visibility: visible; opacity: 1; transform: none; }
  .nav-dropdown { width: 100%; }
  .nav-dropdown-toggle { justify-content: space-between; width: 100%; min-height: 58px; padding: 0 18px; border-radius: 0; font-family: var(--serif); font-size: 18px; }
  .nav-dropdown-menu { position: static; width: 100%; max-height: none; padding: 0 18px; overflow: hidden; background: transparent; border: 0; box-shadow: none; }
  .nav-dropdown-menu a { min-height: 52px; padding: 0 4px; border-bottom: 1px solid var(--line); border-radius: 0; font-family: var(--serif); font-size: 16px; }
  .nav-dropdown-menu button { display: flex; align-items: center; min-height: 52px; padding: 0 4px; color: var(--teal); background: transparent; border: 0; border-bottom: 1px solid var(--line); font-family: var(--serif); font-size: 16px; font-weight: 700; text-align: left; cursor: pointer; }
  .nav-dropdown.is-open .nav-dropdown-menu { padding-block: 8px; }
  .simulator-launch { display: none; }
  .hero { min-height: 780px; }
  .hero-shade { background: linear-gradient(90deg, rgba(2,23,20,.91), rgba(2,23,20,.42)), linear-gradient(0deg, rgba(2,23,20,.7), transparent 55%); }
  .hero-copy { align-self: end; padding-bottom: 70px; }
  .hero-stats { display: none; }
  .overview-grid, .parameter-layout, .risk-layout { grid-template-columns: 1fr; }
  .overview-copy { padding-top: 0; }
  .heading-row { display: grid; gap: 25px; margin-bottom: 50px; }
  .heading-row > p { margin: 0; }
  .plan-visual { grid-template-columns: 1fr; }
  .zone { min-height: 190px; border-right: 0; border-bottom: 1px solid rgba(151,216,185,.45); }
  .system-grid { grid-template-columns: 1fr; }
  .system-grid article { min-height: 310px; }
  .pilot-track, .year-track { grid-template-columns: 1fr 1fr; }
  .kpi-panel { grid-template-columns: 1fr; }
  .market-kpi { grid-column: auto; }
  .market-path ol { grid-template-columns: 1fr 1fr; gap: 45px 0; }
  .budget-grid { grid-template-columns: 1fr; }
  .decision-card { grid-template-columns: 1fr; gap: 25px; }
  .decision-card > span { transform: rotate(90deg); }
  .esg-grid { grid-template-columns: 1fr; }
  .partner-strip { flex-wrap: wrap; }
  .footer-inner { display: grid; }
  .spec-strip { grid-template-columns: 1fr 1fr; }
  .engineering-table-wrap { overflow-x: auto; }
  .engineering-table { min-width: 760px; }
  .cost-layout, .energy-model { grid-template-columns: 1fr; }
  .energy-model > div { border-right: 0; border-bottom: 1px solid rgba(255,255,255,.18); }
  .calculator { grid-template-columns: 1fr; }
  .calculator-results { grid-column: auto; grid-template-columns: 1fr; border-left: 0; }
  .calculator-results div { display: flex; padding: 10px 0; border-right: 0; }
  .market-kpi { grid-column: auto; }
  .price-benchmark { grid-template-columns: 1fr; }
  .price-benchmark > div { min-height: 0; border-right: 0; border-bottom: 1px solid rgba(255,255,255,.16) !important; }
  .price-benchmark > div:last-child { border-bottom: 0 !important; }
  .simulator-shell { grid-template-rows: 66px minmax(0, 1fr) 68px; }
  .simulator-topbar { grid-template-columns: 1fr auto; padding-inline: 18px; }
  .simulator-identity { display: grid; gap: 2px; }
  .simulator-identity h2 { font-size: 16px; }
  .simulator-live-status { display: none; }
  .simulator-body { grid-template-columns: minmax(0, 1fr) 240px; }
  .sim-panel-left { display: none; }
  .simulator-stage { padding: 10px; }
  .sim-panel-right { padding: 10px; }
  .simulator-footer { padding-inline: 15px; overflow-x: auto; }
  .simulator-footer dl { min-width: 650px; }
  .container-cutaway { inset-inline: 14px; }
}

@media (max-width: 560px) {
  .shell { width: calc(100% - 36px); }
  .section { padding-block: 75px; }
  .brand strong { font-size: 18px; }
  .hero { min-height: 730px; }
  .hero-image { object-position: 58% center; }
  .hero-inner { display: flex; align-items: flex-end; padding-bottom: 85px; }
  .hero h1 { font-size: 44px; line-height: 1.35; }
  .hero-lead { font-size: 13px; line-height: 1.85; }
  .hero-actions { display: grid; grid-template-columns: 1fr; }
  .button { width: 100%; }
  .scroll-cue { display: none; }
  .section-heading h2 { font-size: 36px; }
  .overview-copy .lead { font-size: 21px; }
  .challenge-grid { grid-template-columns: 1fr; }
  .challenge-grid article { min-height: 240px; border-right: 0; }
  .container-plan { padding: 18px; }
  .plan-note { display: grid; }
  .system-grid article { padding: 28px; }
  .parameter-list > div { grid-template-columns: 85px 1fr; }
  .parameter-list strong { font-size: 21px; }
  .pilot-track, .year-track { grid-template-columns: 1fr; }
  .pilot-track article, .year-track article { min-height: 180px; }
  .kpi-panel { padding: 30px 22px; }
  .kpi-panel dl { grid-template-columns: 1fr 1fr; }
  .kpi-panel dl div { padding: 17px; }
  .kpi-panel dd { font-size: 25px; }
  .business-cards { grid-template-columns: 1fr; }
  .market-path ol { grid-template-columns: 1fr; }
  .budget-grid article { padding: 30px 24px; }
  .budget-grid h3 strong { font-size: 46px; }
  .risk-list details p { margin-left: 0; }
  .decision-card { padding: 30px 24px; }
  .footer-actions { display: grid; }
  .footer-bottom { display: grid; }
  .back-to-top { display: none; }
  .spec-strip, .engineering-grid, .source-groups { grid-template-columns: 1fr; }
  .engineering-grid article { border-right: 0 !important; }
  .cost-lines { grid-template-columns: 1fr; }
  .cost-lines div { border-right: 0; }
  .cost-lines div:nth-last-child(-n+2) { border-bottom: 1px solid rgba(255,255,255,.15); }
  .cost-lines div:last-child { border-bottom: 0; }
  .energy-model dl { grid-template-columns: 1fr; }
  .energy-model dl div { border-right: 0; border-bottom: 1px solid rgba(255,255,255,.15); }
  .calculator { padding: 28px 22px; }
  .calculator-form { grid-template-columns: 1fr; }
  .calculator-form label:last-child { grid-column: auto; }
  .milestone-track { grid-template-columns: 1fr; }
  .milestone-track article { min-height: 200px; }
  .milestone-track p { min-height: auto; }
  .farm-simulator { overflow-y: auto; }
  .simulator-shell { display: block; min-height: 100%; height: auto; }
  .simulator-topbar { position: sticky; z-index: 30; top: 0; height: 64px; }
  .simulator-kicker { font-size: 6px; }
  .simulator-close { font-size: 0; }
  .simulator-close span { font-size: 20px; }
  .simulator-body { display: flex; flex-direction: column; }
  .simulator-stage { order: 1; display: grid; grid-template-rows: 430px 130px; overflow: visible; }
  .sim-panel-right { order: 2; display: grid; grid-template-columns: 1fr; overflow: visible; border: 0; }
  .sim-panel-left { order: 3; display: block; overflow: visible; border: 0; }
  .sim-scene-header { display: grid; }
  .sim-scene-legend { display: none; }
  .container-cutaway { inset: 86px 8px 38px; grid-template-columns: .55fr .8fr 2.35fr .9fr; }
  .sim-zone { padding-inline: 5px; }
  .sim-zone > b { font-size: 7px; }
  .sim-zone > small { display: none; }
  .plant-grid { grid-template-columns: repeat(5, 1fr); }
  .sim-plant:nth-child(n+21) { display: none; }
  .callout-temp { left: 25%; }.callout-root { right: 26%; }.callout-flow { right: 2%; }
  .simulator-footer { min-height: 74px; }
}

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