:root {
  --navy-950: #03132f;
  --navy-900: #071b3f;
  --navy-800: #0b2858;
  --blue-600: #0969da;
  --blue-500: #0f82ff;
  --cyan-400: #2fc8ff;
  --red-500: #ed2535;
  --red-400: #ff5b60;
  --ink: #10213f;
  --muted: #5f6f89;
  --line: #dfe6ef;
  --surface: #f4f7fb;
  --white: #fff;
  --shadow: 0 24px 60px rgba(7, 27, 63, .12);
  --radius: 22px;
  --shell: min(1180px, calc(100% - 40px));
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--white); font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; line-height: 1.6; text-rendering: optimizeLegibility; }
section[id] { scroll-margin-top: 96px; }
img { max-width: 100%; height: auto; }
a { color: inherit; }
button, input, select, textarea { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
.shell { width: var(--shell); margin-inline: auto; }
.skip-link { position: fixed; z-index: 999; left: 16px; top: -80px; padding: 12px 18px; color: var(--white); background: var(--navy-950); border-radius: 10px; transition: top .2s; }
.skip-link:focus { top: 16px; }

.site-header { position: fixed; z-index: 100; top: 0; width: 100%; padding: 14px 0; transition: background .25s, box-shadow .25s, padding .25s; }
.site-header.is-scrolled { padding: 8px 0; background: rgba(255,255,255,.94); box-shadow: 0 8px 30px rgba(6,28,66,.08); backdrop-filter: blur(18px); }
.nav-shell { width: var(--shell); min-height: 68px; margin: auto; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: block; width: 190px; height: 62px; padding: 5px 10px; overflow: hidden; border-radius: 14px; background: rgba(255,255,255,.97); box-shadow: 0 10px 28px rgba(3,19,47,.08); }
.brand img { width: 100%; height: 100%; object-fit: contain; }
.main-nav { display: flex; align-items: center; gap: 30px; color: var(--white); font-size: .93rem; font-weight: 650; }
.site-header.is-scrolled .main-nav { color: var(--navy-900); }
.main-nav a { text-decoration: none; }
.main-nav a:not(.nav-cta):hover { color: var(--cyan-400); }
.nav-cta { padding: 11px 18px; border: 1px solid rgba(255,255,255,.38); border-radius: 999px; }
.site-header.is-scrolled .nav-cta { border-color: var(--line); background: var(--navy-900); color: var(--white); }
.nav-toggle { display: none; width: 44px; height: 44px; border: 0; border-radius: 12px; background: var(--white); }
.nav-toggle span { display: block; width: 22px; height: 2px; margin: 5px auto; background: var(--navy-900); }

.hero { position: relative; overflow: hidden; min-height: 820px; color: var(--white); background: radial-gradient(circle at 78% 15%, rgba(15,130,255,.34), transparent 32%), linear-gradient(120deg, var(--navy-950), var(--navy-800)); }
.hero::before { content: ""; position: absolute; inset: 0; opacity: .16; background-image: linear-gradient(rgba(255,255,255,.1) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.1) 1px, transparent 1px); background-size: 80px 80px; mask-image: linear-gradient(to right, transparent 2%, black 65%); }
.hero-grid { position: relative; z-index: 2; display: grid; grid-template-columns: 1.05fr .95fr; align-items: center; gap: 64px; padding-top: 160px; padding-bottom: 130px; }
.eyebrow { display: flex; align-items: center; gap: 10px; margin: 0 0 18px; color: var(--blue-600); font-size: .78rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.eyebrow span { display: inline-block; width: 34px; height: 2px; background: linear-gradient(90deg, var(--red-500), var(--blue-500)); }
.hero .eyebrow, .section-heading-light .eyebrow, .contact-section .eyebrow { color: #9fd8ff; }
h1, h2, h3, p { margin-top: 0; }
h1 { max-width: 760px; margin-bottom: 24px; font-size: clamp(3rem, 6vw, 5.65rem); line-height: .98; letter-spacing: -.055em; }
h2 { margin-bottom: 20px; font-size: clamp(2.25rem, 4vw, 4.1rem); line-height: 1.03; letter-spacing: -.045em; }
h3 { line-height: 1.2; }
.hero-lead { max-width: 650px; margin-bottom: 32px; color: #c8d6eb; font-size: 1.2rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.button { display: inline-flex; min-height: 52px; align-items: center; justify-content: center; padding: 13px 22px; border: 0; border-radius: 999px; text-decoration: none; font-weight: 780; cursor: pointer; transition: transform .2s, box-shadow .2s, background .2s; }
.button:hover { transform: translateY(-2px); }
.button-primary { color: var(--white); background: linear-gradient(135deg, var(--blue-500), var(--blue-600)); box-shadow: 0 12px 30px rgba(0,106,218,.28); }
.button-primary:hover { box-shadow: 0 16px 34px rgba(0,106,218,.4); }
.button-ghost { color: var(--white); border: 1px solid rgba(255,255,255,.35); background: rgba(255,255,255,.06); }
.hero-points { display: flex; flex-wrap: wrap; gap: 10px 20px; margin: 36px 0 0; padding: 0; color: #b9cae3; list-style: none; font-size: .86rem; }
.hero-points li::before { content: ""; display: inline-block; width: 6px; height: 6px; margin-right: 8px; border-radius: 50%; background: var(--cyan-400); }
.system-card { padding: 22px; border: 1px solid rgba(255,255,255,.16); border-radius: 28px; background: rgba(6,28,66,.62); box-shadow: 0 40px 80px rgba(0,0,0,.26); backdrop-filter: blur(18px); }
.system-topline { display: flex; justify-content: space-between; color: #c5d4e8; font-size: .76rem; letter-spacing: .08em; text-transform: uppercase; }
.live-dot::before { content: ""; display: inline-block; width: 8px; height: 8px; margin-right: 7px; border-radius: 50%; background: #41e3a1; box-shadow: 0 0 12px #41e3a1; }
.system-diagram { width: 100%; margin: 10px 0; }
.grid-line { fill: none; stroke: rgba(255,255,255,.08); stroke-width: 1; }
.flow { fill: none; stroke-width: 7; stroke-linecap: round; filter: url(#glow); stroke-dasharray: 12 12; animation: dash 8s linear infinite; }
.flow-cold { stroke: url(#cold); }
.flow-hot { stroke: url(#heat); animation-direction: reverse; }
.node circle { fill: #0b2858; stroke: #4ec7ff; stroke-width: 2; }
.node path { fill: none; stroke: #d9f1ff; stroke-width: 3; stroke-linecap: round; }
.node-main circle { fill: #0c3975; stroke: #ff5060; }
.system-diagram text { fill: #8ca4c6; font-size: 13px; letter-spacing: .16em; }
.system-metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.system-metrics div { padding: 13px; border-radius: 12px; background: rgba(255,255,255,.06); }
.system-metrics span, .system-metrics strong { display: block; }
.system-metrics span { color: var(--cyan-400); font-size: .72rem; }
.system-metrics strong { margin-top: 3px; font-size: .82rem; }
.hero-band { position: absolute; z-index: 3; right: -5%; bottom: -30px; left: -5%; height: 120px; transform: rotate(-2deg); }
.hero-band span { position: absolute; width: 100%; height: 24px; border-radius: 50%; }
.hero-band span:first-child { top: 15px; background: linear-gradient(90deg, transparent 5%, var(--red-500) 30%, var(--red-400) 65%, transparent 95%); }
.hero-band span:last-child { top: 52px; background: linear-gradient(90deg, transparent 2%, var(--blue-600) 38%, var(--cyan-400) 70%, transparent 97%); }

.company-section { padding-block: 110px; background: linear-gradient(135deg, #f5f8fc, #fff 60%, #edf6ff); }
.company-grid { display: grid; grid-template-columns: 1.05fr .95fr; align-items: start; gap: 80px; }
.company-copy > p { max-width: 700px; color: var(--muted); font-size: 1.05rem; }
.company-facts { margin: 0; overflow: hidden; border: 1px solid var(--line); border-radius: 24px; background: rgba(255,255,255,.88); box-shadow: var(--shadow); }
.company-facts div { display: grid; grid-template-columns: .8fr 1.2fr; gap: 24px; padding: 22px 26px; border-bottom: 1px solid var(--line); }
.company-facts div:last-child { border-bottom: 0; }
.company-facts dt { color: var(--muted); font-size: .75rem; font-weight: 760; letter-spacing: .07em; text-transform: uppercase; }
.company-facts dd { margin: 0; color: var(--navy-900); font-weight: 760; }
.company-proof { display: grid; grid-template-columns: repeat(5, 1fr); margin-top: 52px; overflow: hidden; border: 1px solid var(--line); border-radius: 18px; background: #fff; }
.company-proof span { padding: 18px; border-right: 1px solid var(--line); color: var(--navy-900); font-size: .78rem; font-weight: 800; text-align: center; text-transform: uppercase; }
.company-proof span:last-child { border-right: 0; }

.section { padding-block: 120px; }
.section-heading { max-width: 820px; margin-bottom: 56px; }
.section-heading > p:last-child { max-width: 680px; color: var(--muted); font-size: 1.08rem; }
.services-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.service-card { position: relative; min-height: 350px; padding: 34px; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: linear-gradient(150deg, #fff, #f7f9fc); transition: transform .25s, border-color .25s, box-shadow .25s; }
.service-card::after { content: ""; position: absolute; right: -50px; bottom: -70px; width: 190px; height: 190px; border-radius: 50%; background: radial-gradient(circle, rgba(15,130,255,.13), transparent 70%); }
.service-card:hover { transform: translateY(-5px); border-color: #b8d9fb; box-shadow: var(--shadow); }
.service-index { color: var(--blue-600); font-size: .8rem; font-weight: 850; }
.service-card h3 { margin: 64px 0 16px; font-size: 2rem; }
.service-card p { color: var(--muted); }
.service-card ul { margin: 24px 0 0; padding: 0; list-style: none; }
.service-card li { padding: 7px 0; border-top: 1px solid var(--line); font-size: .9rem; }
.service-card-wide { grid-column: 1 / -1; min-height: 0; display: grid; grid-template-columns: .7fr 1.3fr; align-items: end; gap: 40px; background: linear-gradient(120deg, var(--navy-900), #0b3d7e); color: var(--white); }
.service-card-wide h3 { margin-bottom: 0; }
.service-card-wide p { margin: 0; color: #c4d4e9; font-size: 1.08rem; }

.capability-stack { display: grid; gap: 34px; }
.capability-feature { display: grid; grid-template-columns: 1.12fr .88fr; min-height: 530px; overflow: hidden; border: 1px solid var(--line); border-radius: 30px; background: #fff; box-shadow: 0 22px 58px rgba(7,27,63,.09); }
.capability-feature-reverse { grid-template-columns: .88fr 1.12fr; }
.capability-feature-reverse .capability-media { order: 2; }
.capability-media { position: relative; min-height: 520px; overflow: hidden; background: var(--navy-900); }
.capability-media::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 48%, rgba(3,19,47,.72)); pointer-events: none; }
.capability-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.2s cubic-bezier(.2,.8,.2,1), filter .5s; }
.capability-feature:hover .capability-media img { transform: scale(1.035); filter: saturate(1.08); }
.capability-copy { display: flex; flex-direction: column; justify-content: center; padding: clamp(34px, 5vw, 72px); }
.capability-copy h3 { margin: 18px 0; font-size: clamp(2rem, 3vw, 3.15rem); letter-spacing: -.04em; }
.capability-copy > p { color: var(--muted); font-size: 1.02rem; }
.capability-copy ul { margin: 22px 0; padding: 0; list-style: none; }
.capability-copy li { padding: 9px 0; border-top: 1px solid var(--line); font-size: .9rem; }
.capability-copy small { margin-top: auto; color: #6b7a91; font-size: .78rem; }
.media-label, .vin-vex-legend, .control-status { position: absolute; z-index: 3; right: 22px; bottom: 20px; left: 22px; display: flex; flex-wrap: wrap; gap: 8px; }
.media-label span, .vin-vex-legend span, .control-status span { padding: 8px 12px; border: 1px solid rgba(255,255,255,.2); border-radius: 999px; color: #fff; background: rgba(3,19,47,.58); backdrop-filter: blur(10px); font-size: .7rem; font-weight: 760; letter-spacing: .04em; }
.vin-vex-legend { justify-content: space-between; }
.vin-vex-legend span:first-child { border-color: rgba(47,200,255,.55); }
.vin-vex-legend span:last-child { border-color: rgba(255,91,96,.55); }
.vin-vex-legend b { margin-right: 5px; }
.media-scan { position: absolute; z-index: 2; inset: -40% 0 auto; height: 40%; opacity: .32; background: linear-gradient(180deg, transparent, rgba(47,200,255,.45), transparent); animation: scan 6s ease-in-out infinite; }
.air-stream { position: absolute; z-index: 2; display: grid; gap: 8px; width: 38%; transform: rotate(-8deg); }
.air-stream i { display: block; height: 3px; border-radius: 50%; background: currentColor; box-shadow: 0 0 14px currentColor; animation: airflow 2.7s ease-in-out infinite; }
.air-stream i:nth-child(2) { width: 82%; animation-delay: -.8s; }
.air-stream i:nth-child(3) { width: 64%; animation-delay: -1.5s; }
.air-stream-in { top: 19%; left: 4%; color: var(--cyan-400); }
.air-stream-out { right: 3%; bottom: 25%; color: var(--red-400); transform: rotate(10deg); }
.thermal-loop { position: absolute; z-index: 2; inset: 0; width: 100%; height: 100%; }
.thermal-loop path { fill: none; stroke: #ff515c; stroke-width: 5; stroke-linecap: round; stroke-dasharray: 12 16; filter: drop-shadow(0 0 7px rgba(255,81,92,.75)); animation: dash 6s linear infinite; }
.thermal-loop circle { fill: #fff; stroke: #ff515c; stroke-width: 4; animation: thermalPulse 2s ease-out infinite; transform-box: fill-box; transform-origin: center; }
.signal-pulse { position: absolute; z-index: 2; width: 22px; height: 22px; border: 2px solid var(--cyan-400); border-radius: 50%; animation: signal 2.8s ease-out infinite; }
.signal-one { top: 36%; left: 22%; }
.signal-two { right: 24%; bottom: 35%; border-color: var(--red-400); animation-delay: -1.1s; }
.maintenance-strip { display: grid; grid-template-columns: .6fr 1.1fr 1.3fr; gap: 34px; align-items: center; padding: 42px; border-radius: 24px; color: #fff; background: linear-gradient(120deg, var(--navy-950), #0a3973); }
.maintenance-strip h3, .maintenance-strip p { margin: 0; }
.maintenance-strip h3 { font-size: 1.7rem; }
.maintenance-strip p { color: #b9cae3; }
.scope-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.scope-card { padding: 30px; border: 1px solid var(--line); border-radius: 20px; background: linear-gradient(145deg, #fff, #f7faff); }
.scope-card > span { color: var(--red-500); font-size: .76rem; font-weight: 850; }
.scope-card h3 { margin: 30px 0 12px; font-size: 1.35rem; }
.scope-card p { margin: 0; color: var(--muted); }
.equipment-band { padding: 30px; border: 1px solid rgba(15,130,255,.2); border-radius: 22px; background: #eef6ff; }
.equipment-band > p { margin-bottom: 16px; color: var(--navy-900); font-weight: 820; }
.equipment-band ul { display: flex; flex-wrap: wrap; gap: 9px; margin: 0; padding: 0; list-style: none; }
.equipment-band li { padding: 8px 12px; border: 1px solid #cfe4fb; border-radius: 999px; color: #315274; background: #fff; font-size: .78rem; }

.process-section { padding-block: 120px; color: var(--white); background: var(--navy-950); }
.section-heading-light > p:last-child { color: #9db0cc; }
.process-list { margin: 0; padding: 0; border-top: 1px solid rgba(255,255,255,.15); list-style: none; }
.process-list li { display: grid; grid-template-columns: 100px .7fr; gap: 30px; padding: 34px 0; border-bottom: 1px solid rgba(255,255,255,.15); transition: padding .2s, background .2s; }
.process-list li:hover { padding-left: 18px; background: linear-gradient(90deg, rgba(15,130,255,.12), transparent); }
.process-list span { color: var(--cyan-400); font-weight: 800; }
.process-list h3 { margin-bottom: 8px; font-size: 1.55rem; }
.process-list p { margin: 0; color: #aebed4; }

.project-switcher { display: inline-flex; gap: 5px; margin-bottom: 28px; padding: 5px; border-radius: 999px; background: var(--surface); }
.project-tab { padding: 10px 18px; border: 0; border-radius: 999px; color: var(--muted); background: transparent; font-weight: 760; cursor: pointer; }
.project-tab.is-active { color: var(--white); background: var(--navy-900); }
.projects-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.project-card { min-height: 220px; padding: 26px; border: 1px solid var(--line); border-radius: 18px; background: var(--white); }
.project-card span { color: var(--blue-600); font-size: .76rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.project-card h3 { margin: 52px 0 8px; font-size: 1.45rem; }
.project-card p { margin: 0; color: var(--muted); }
.source-note { margin-top: 22px; color: var(--muted); font-size: .86rem; }
.project-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-bottom: 28px; }
.project-toolbar .project-switcher { margin: 0; }
.carousel-controls { display: flex; gap: 8px; }
.carousel-controls button { min-width: 46px; height: 46px; padding-inline: 14px; border: 1px solid var(--line); border-radius: 999px; color: var(--navy-900); background: #fff; cursor: pointer; transition: color .2s, background .2s, transform .2s; }
.carousel-controls button:hover { transform: translateY(-2px); color: #fff; background: var(--navy-900); }
.carousel-controls button:disabled { opacity: .42; cursor: default; transform: none; }
.carousel-toggle { min-width: 82px !important; font-size: .76rem; font-weight: 800; }
.project-carousel { overflow: hidden; }
.projects-track { display: grid; grid-auto-flow: column; grid-auto-columns: minmax(340px, 42%); gap: 18px; overflow-x: auto; overscroll-behavior-inline: contain; scroll-snap-type: inline mandatory; scroll-behavior: smooth; scrollbar-width: none; }
.projects-track::-webkit-scrollbar { display: none; }
.projects-track .project-card { min-height: 510px; padding: 0; overflow: hidden; scroll-snap-align: start; border-radius: 24px; background: var(--navy-950); color: #fff; }
.project-photo { position: relative; height: 285px; overflow: hidden; background: linear-gradient(135deg, #0b2858, #071b3f); }
.project-photo::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 55%, rgba(3,19,47,.72)); }
.project-photo img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s cubic-bezier(.2,.8,.2,1); }
.project-card:hover .project-photo img { transform: scale(1.045); }
.project-photo-referential > span { position: absolute; z-index: 3; right: 14px; bottom: 14px; padding: 6px 9px; border-radius: 999px; color: #fff; background: rgba(3,19,47,.74); font-size: .66rem; }
.project-body { display: flex; min-height: 225px; flex-direction: column; padding: 24px; }
.project-body > span { color: var(--cyan-400); font-size: .7rem; font-weight: 800; letter-spacing: .09em; text-transform: uppercase; }
.project-body h3 { margin: 12px 0 8px; font-size: 1.55rem; }
.project-address { margin: 0 0 20px; color: #b6c7dd; font-size: .88rem; }
.project-address::before { content: "⌖"; margin-right: 7px; color: var(--red-400); }
.project-address.is-pending { color: #e5b4b7; }
.project-body a { margin-top: auto; color: #fff; font-size: .8rem; font-weight: 760; text-decoration: none; }
.project-body a:hover { color: var(--cyan-400); }
.carousel-progress { height: 3px; margin-top: 22px; overflow: hidden; border-radius: 99px; background: var(--line); }
.carousel-progress span { display: block; width: 33%; height: 100%; border-radius: inherit; background: linear-gradient(90deg, var(--red-500), var(--blue-500)); transform-origin: left; transition: transform .2s; }
.carousel-status { min-height: 1.4em; margin: 10px 0 0; color: var(--muted); font-size: .8rem; text-align: right; }
.portfolio-archive { margin-top: 80px; padding-top: 60px; border-top: 1px solid var(--line); }
.archive-heading { display: grid; grid-template-columns: .55fr 1.1fr 1fr; gap: 34px; align-items: start; margin-bottom: 34px; }
.archive-heading .eyebrow { margin: 4px 0 0; }
.archive-heading h3 { margin: 0; font-size: clamp(1.8rem, 3vw, 2.7rem); letter-spacing: -.035em; }
.archive-heading > p:last-child { color: var(--muted); }
.archive-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.archive-grid details { border: 1px solid var(--line); border-radius: 18px; background: #fff; }
.archive-grid summary { padding: 22px 24px; color: var(--navy-900); font-weight: 820; cursor: pointer; }
.archive-grid details[open] summary { border-bottom: 1px solid var(--line); }
.archive-grid ul { margin: 0; padding: 20px 24px 24px 43px; color: var(--muted); }
.archive-grid li { padding: 4px 0; }

.control-section { padding-block: 110px; background: linear-gradient(135deg, #eef5ff, #f8fbff 58%, #fff1f1); }
.control-grid { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 90px; }
.control-copy p { color: var(--muted); font-size: 1.08rem; }
.text-link { color: var(--blue-600); font-weight: 800; text-decoration: none; }
.control-panel { padding: 12px 30px; border: 1px solid rgba(255,255,255,.8); border-radius: var(--radius); background: rgba(255,255,255,.78); box-shadow: var(--shadow); backdrop-filter: blur(14px); }
.panel-row { padding: 22px 0; border-bottom: 1px solid var(--line); }
.panel-row span, .panel-row strong { display: block; }
.panel-row span { margin-bottom: 5px; color: var(--muted); font-size: .78rem; text-transform: uppercase; letter-spacing: .08em; }
.control-panel > p { margin: 22px 0 12px; color: var(--muted); font-size: .82rem; }

.standards-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.standard-item { padding: 30px; background: var(--white); }
.standard-item span { color: var(--red-500); font-size: .8rem; font-weight: 850; }
.standard-item h3 { margin: 42px 0 12px; }
.standard-item p { color: var(--muted); font-size: .92rem; }

.contact-section { padding-block: 120px; color: var(--white); background: radial-gradient(circle at 10% 30%, rgba(237,37,53,.15), transparent 25%), var(--navy-950); }
.contact-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: 80px; }
.contact-copy > p { color: #aebed4; }
.contact-pending { margin-top: 50px; padding-top: 24px; border-top: 1px solid rgba(255,255,255,.18); }
.contact-pending strong, .contact-pending span, .contact-pending a { display: block; }
.contact-pending strong { margin-bottom: 5px; }
.contact-pending span, .contact-pending a { color: #b8c9df; font-size: .88rem; }
.contact-pending a { margin-bottom: 3px; text-decoration-thickness: 1px; text-underline-offset: 3px; }
.contact-form { padding: 34px; border: 1px solid rgba(255,255,255,.15); border-radius: var(--radius); background: rgba(255,255,255,.06); }
.required-note { margin: 0 0 18px; color: #aebed4; font-size: .78rem; }
.required-note span, .contact-form label > span:not(.optional-label) { color: #ff8c94; }
.optional-label { color: #91a6c4; font-weight: 500; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.contact-form label { display: block; margin-bottom: 18px; color: #d7e0ee; font-size: .82rem; font-weight: 700; }
.contact-form input, .contact-form select, .contact-form textarea { width: 100%; margin-top: 8px; padding: 13px 14px; border: 1px solid rgba(255,255,255,.2); border-radius: 10px; outline: none; color: var(--white); background: rgba(255,255,255,.07); }
.contact-form select option { color: var(--ink); }
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus { border-color: var(--cyan-400); box-shadow: 0 0 0 3px rgba(47,200,255,.16); }
.contact-form [aria-invalid="true"] { border-color: var(--red-400); }
.consent { display: flex !important; align-items: flex-start; gap: 10px; }
.consent input { width: 18px; height: 18px; margin-top: 2px; }
.consent a { color: #bfe8ff; text-underline-offset: 3px; }
.form-note, .form-status { margin: 14px 0 0; color: #91a6c4; font-size: .78rem; }
.form-status.is-success { color: #69e8ae; }
.form-status.is-error { color: #ff9ca3; }

.site-footer { padding-block: 48px; border-top: 1px solid var(--line); }
.footer-grid { display: grid; grid-template-columns: 1.4fr .7fr .7fr; gap: 50px; align-items: end; }
.footer-brand img { width: 185px; }
.footer-brand p, .footer-meta p { margin: 8px 0 0; color: var(--muted); font-size: .84rem; }
.footer-meta a { color: inherit; text-underline-offset: 3px; }
.site-footer nav { display: grid; gap: 7px; }
.site-footer nav a { text-decoration: none; font-size: .88rem; }
.footer-meta { text-align: right; }

.legal-body { background: var(--surface); }
.legal-header { position: sticky; z-index: 20; top: 0; border-bottom: 1px solid var(--line); background: rgba(255,255,255,.96); backdrop-filter: blur(16px); }
.legal-nav { display: flex; min-height: 88px; align-items: center; justify-content: space-between; gap: 28px; }
.legal-nav .brand { width: 180px; }
.legal-back { color: var(--navy-900); font-size: .88rem; font-weight: 800; text-decoration: none; }
.legal-main { max-width: 900px; padding-block: 78px 110px; }
.legal-main h1 { max-width: 820px; color: var(--navy-950); font-size: clamp(2.7rem, 7vw, 5rem); }
.legal-intro { max-width: 780px; color: var(--muted); font-size: 1.08rem; }
.legal-meta { display: flex; flex-wrap: wrap; gap: 10px; margin: 28px 0 50px; }
.legal-meta span { padding: 8px 12px; border: 1px solid var(--line); border-radius: 999px; color: var(--muted); background: #fff; font-size: .8rem; }
.legal-content { display: grid; gap: 14px; }
.legal-section { padding: 30px; border: 1px solid var(--line); border-radius: 20px; background: #fff; }
.legal-section h2 { margin-bottom: 14px; font-size: clamp(1.45rem, 3vw, 2rem); letter-spacing: -.02em; }
.legal-section p, .legal-section li { color: var(--muted); }
.legal-section p:last-child, .legal-section ul:last-child { margin-bottom: 0; }
.legal-section a { color: var(--blue-600); font-weight: 700; }
.legal-section li + li { margin-top: 6px; }
.legal-footer { padding-block: 32px; border-top: 1px solid var(--line); background: #fff; color: var(--muted); font-size: .84rem; }

.reveal { opacity: 1; transform: none; }
.js .reveal { opacity: 0; transform: translateY(18px); transition: opacity .65s ease, transform .65s ease; }
.js .reveal.is-visible { opacity: 1; transform: none; }
@keyframes dash { to { stroke-dashoffset: -240; } }
@keyframes scan { 0%, 12% { transform: translateY(-30%); opacity: 0; } 30%, 70% { opacity: .34; } 88%, 100% { transform: translateY(350%); opacity: 0; } }
@keyframes airflow { 0%, 100% { transform: translateX(-12px); opacity: .15; } 50% { transform: translateX(24px); opacity: .9; } }
@keyframes thermalPulse { 0% { transform: scale(.7); opacity: .4; } 60%, 100% { transform: scale(1.5); opacity: 0; } }
@keyframes signal { 0% { transform: scale(.4); opacity: .9; } 80%, 100% { transform: scale(5); opacity: 0; } }

:focus-visible { outline: 3px solid var(--cyan-400); outline-offset: 3px; }
@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; } }

@media (max-width: 940px) {
  :root { --shell: min(100% - 32px, 740px); }
  .nav-toggle { display: block; }
  .main-nav { position: fixed; top: 88px; right: 16px; left: 16px; display: none; flex-direction: column; align-items: stretch; gap: 0; padding: 14px; color: var(--navy-900); border: 1px solid var(--line); border-radius: 18px; background: rgba(255,255,255,.98); box-shadow: var(--shadow); }
  .main-nav.is-open { display: flex; }
  .main-nav a { padding: 12px; }
  .nav-cta { margin-top: 6px; text-align: center; color: var(--white) !important; background: var(--navy-900); }
  .hero { min-height: auto; }
  .hero-grid { grid-template-columns: 1fr; padding-top: 150px; }
  .hero-visual { max-width: 650px; }
  .company-grid { grid-template-columns: 1fr; gap: 48px; }
  .company-proof { grid-template-columns: repeat(3, 1fr); }
  .company-proof span { border-bottom: 1px solid var(--line); }
  .capability-feature, .capability-feature-reverse { grid-template-columns: 1fr; }
  .capability-feature-reverse .capability-media { order: 0; }
  .capability-media { min-height: 420px; }
  .maintenance-strip { grid-template-columns: 1fr; gap: 16px; }
  .archive-heading { grid-template-columns: 1fr; gap: 14px; }
  .control-grid, .contact-grid { grid-template-columns: 1fr; gap: 54px; }
  .standards-grid { grid-template-columns: repeat(2, 1fr); }
  .projects-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  :root { --shell: calc(100% - 26px); }
  .brand { width: 150px; height: 54px; }
  .hero-grid { padding-top: 132px; padding-bottom: 110px; }
  h1 { font-size: clamp(2.7rem, 13vw, 4rem); }
  h2 { font-size: clamp(2rem, 10vw, 3rem); }
  .hero-actions { align-items: stretch; flex-direction: column; }
  .system-card { padding: 16px; }
  .system-topline { flex-direction: column; gap: 5px; }
  .system-metrics { grid-template-columns: 1fr; }
  .section, .process-section, .contact-section, .company-section { padding-block: 82px; }
  .services-grid, .projects-grid, .field-row { grid-template-columns: 1fr; }
  .capability-media { min-height: 330px; }
  .capability-copy { padding: 30px 24px; }
  .capability-copy h3 { font-size: 2rem; }
  .maintenance-strip { padding: 30px 24px; }
  .scope-grid, .archive-grid { grid-template-columns: 1fr; }
  .company-facts div { grid-template-columns: 1fr; gap: 6px; }
  .company-proof { grid-template-columns: 1fr 1fr; }
  .service-card { min-height: 310px; }
  .service-card-wide { grid-column: auto; grid-template-columns: 1fr; gap: 20px; }
  .process-list li { grid-template-columns: 54px 1fr; gap: 12px; }
  .project-switcher { display: flex; width: 100%; }
  .project-toolbar { align-items: stretch; flex-direction: column; }
  .carousel-controls { align-self: flex-end; }
  .projects-track { grid-auto-columns: 88%; }
  .projects-track .project-card { min-height: 500px; }
  .project-tab { flex: 1; }
  .standards-grid { grid-template-columns: 1fr; }
  .contact-form { padding: 22px; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-meta { text-align: left; }
  .legal-main { padding-block: 54px 82px; }
  .legal-nav { min-height: 76px; }
  .legal-nav .brand { width: 150px; }
  .legal-section { padding: 24px 20px; }
}