:root {
    --ink: #0b2039;
    --navy: #06203d;
    --navy-deep: #031426;
    --paper: #f4f6f2;
    --aqua: #20c1b3;
    --lime: #d0df4c;
    --muted: #718095;
    --line: #d9dfdf;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--paper); font-family: "DM Sans", sans-serif; }
a { color: inherit; text-decoration: none; }

.site-header { align-items: center; background: rgba(244, 246, 242, .96); border-bottom: 1px solid rgba(11, 32, 57, .1); display: flex; height: 74px; justify-content: space-between; padding: 0 clamp(22px, 5vw, 80px); position: sticky; top: 0; z-index: 5; }
.brand { align-items: center; display: flex; font-family: "Barlow Condensed", sans-serif; font-size: 25px; font-weight: 700; letter-spacing: 1.2px; }
.brand > span:last-child span { color: var(--aqua); }
.brand-mark { display: flex; gap: 2px; height: 22px; margin-right: 9px; transform: skewY(-25deg); }
.brand-mark i { background: var(--ink); display: block; width: 4px; }
.brand-mark i:nth-child(1) { height: 9px; margin-top: 13px; }.brand-mark i:nth-child(2) { height: 16px; margin-top: 6px; }.brand-mark i:nth-child(3) { background: var(--aqua); height: 22px; }
nav { display: flex; gap: clamp(12px, 2vw, 30px); margin-left: 6vw; }
nav a { font-size: 12px; font-weight: 600; white-space: nowrap; } nav a:hover, .text-link:hover { color: #087f78; }
.header-action { border-bottom: 1px solid var(--ink); font-size: 13px; font-weight: 700; padding-bottom: 4px; }.header-action span { margin-left: 7px; }

.hero { background: var(--navy-deep); color: white; display: grid; grid-template-columns: minmax(300px, .9fr) 1.1fr; min-height: min(740px, calc(100vh - 74px)); overflow: hidden; padding: clamp(48px, 8vw, 112px) clamp(22px, 7vw, 124px) 68px; position: relative; }
.hero::before { background-image: linear-gradient(rgba(157, 195, 218, .08) 1px, transparent 1px), linear-gradient(90deg, rgba(157, 195, 218, .08) 1px, transparent 1px); background-size: 44px 44px; content: ""; inset: 0; opacity: .55; position: absolute; }
.hero-copy, .hero-visual, .hero-footer { position: relative; z-index: 1; }
.hero-copy { align-self: center; padding: 40px 0; }.eyebrow { color: var(--aqua); font-size: 11px; font-weight: 700; letter-spacing: 1.4px; margin: 0 0 19px; text-transform: uppercase; }
h1, h2, h3 { margin: 0; }.hero h1, .section-heading h2, .method h2, .contact h2 { font-family: "Barlow Condensed", sans-serif; font-weight: 600; letter-spacing: 0; }
.hero h1 { font-size: clamp(56px, 6.1vw, 96px); line-height: .9; max-width: 600px; }.hero-summary { color: #c5d2dc; font-size: 17px; line-height: 1.55; margin: 32px 0; max-width: 430px; }
.hero-actions { align-items: center; display: flex; flex-wrap: wrap; gap: 26px; }.button { align-items: center; display: inline-flex; font-size: 13px; font-weight: 700; gap: 18px; padding: 15px 18px; }.button-primary { background: var(--aqua); color: var(--navy-deep); }.button:hover { background: var(--lime); }.text-link { border-bottom: 1px solid #a8bdcb; color: white; font-size: 13px; font-weight: 700; padding-bottom: 4px; }.text-link span { margin-left: 8px; }
.hero-visual { align-self: center; justify-self: end; max-width: 690px; padding: 38px 0 0 36px; width: 100%; }.hero-visual::after { border: 1px solid rgba(32, 193, 179, .65); content: ""; height: 75%; left: 0; position: absolute; top: 0; width: 76%; }.hero-visual img { display: block; filter: saturate(.75) contrast(1.08); height: auto; position: relative; width: 100%; z-index: 1; }
.signal { background: var(--aqua); height: 7px; position: absolute; width: 7px; z-index: 2; }.signal-one { left: 35%; top: 30%; }.signal-two { right: 11%; top: 48%; }.metric-card { background: #edf2ed; bottom: 0; color: var(--ink); padding: 14px 17px; position: absolute; right: 4%; transform: translateY(40%); width: 188px; z-index: 2; }.metric-card span, .metric-card small { display: block; font-size: 9px; font-weight: 700; letter-spacing: .7px; }.metric-card strong { font-family: "Barlow Condensed", sans-serif; font-size: 40px; font-weight: 600; line-height: 1; }.metric-card small { color: var(--muted); font-weight: 500; letter-spacing: 0; margin-top: 4px; }
.hero-footer { align-items: center; bottom: 23px; color: #a8bdcb; display: flex; font-size: 10px; gap: 30px; left: clamp(22px, 7vw, 124px); letter-spacing: .7px; position: absolute; text-transform: uppercase; }.hero-footer span:first-child { color: var(--aqua); }

.services { padding: clamp(78px, 10vw, 145px) clamp(22px, 7vw, 124px); }.section-heading { display: grid; grid-template-columns: 1fr 1.15fr 1fr; gap: 30px; margin-bottom: 55px; }.section-heading .eyebrow { margin: 8px 0 0; }.section-heading h2 { font-size: clamp(42px, 4vw, 62px); line-height: .94; }.section-heading > p:last-child { color: #54677d; font-size: 14px; line-height: 1.55; margin: 8px 0 0; max-width: 270px; }
.service-grid { display: grid; gap: 16px; grid-template-columns: 1.35fr 1fr 1fr; }.service-card { background: white; min-height: 430px; overflow: hidden; position: relative; }.service-card::after { background: rgba(3, 20, 38, .42); content: ""; inset: 0; position: absolute; }.service-card img { height: 100%; object-fit: cover; position: absolute; width: 100%; }.service-content { bottom: 0; color: white; padding: 27px; position: absolute; width: 100%; z-index: 1; }.service-index { color: var(--lime); font-size: 11px; font-weight: 700; }.service-card h3 { font-family: "Barlow Condensed", sans-serif; font-size: 34px; font-weight: 600; line-height: 1; margin: 12px 0; }.service-card p { font-size: 13px; line-height: 1.45; margin: 0 0 20px; max-width: 340px; }.service-card a { border-bottom: 1px solid rgba(255,255,255,.65); font-size: 12px; font-weight: 700; padding-bottom: 4px; }.service-card a span { margin-left: 8px; }.service-card:hover img { transform: scale(1.03); transition: transform .5s ease; }
.services-diagram { background: white; border: 1px solid var(--line); padding: 10px; }
.services-diagram img { display: block; height: auto; width: 100%; }
.diagram-actions { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 18px; }
.diagram-actions .button { justify-content: space-between; min-width: 300px; }

.method { background: #dae6e5; display: grid; grid-template-columns: .7fr 1fr 1.7fr; gap: 38px; padding: clamp(72px, 8vw, 120px) clamp(22px, 7vw, 124px); }.method-label { align-items: center; color: #36536c; display: flex; font-size: 12px; font-weight: 700; gap: 9px; }.method-label span { background: var(--aqua); display: block; height: 7px; width: 7px; }.method h2 { font-size: clamp(42px, 4vw, 60px); line-height: .94; }.method-steps { display: grid; grid-template-columns: repeat(4, 1fr); list-style: none; margin: 0; padding: 0; }.method-steps li { border-left: 1px solid #91abaa; padding: 0 18px; }.method-steps span { color: #55737a; display: block; font-size: 11px; font-weight: 700; margin-bottom: 38px; }.method-steps strong { display: block; font-family: "Barlow Condensed", sans-serif; font-size: 27px; font-weight: 600; }.method-steps p { color: #38525f; font-size: 12px; line-height: 1.5; }
.contact { background: var(--ink); color: white; padding: clamp(78px, 10vw, 150px) clamp(22px, 7vw, 124px); }.contact h2 { font-size: clamp(53px, 6.5vw, 100px); line-height: .88; margin-bottom: 42px; }.button-light { background: var(--paper); color: var(--ink); }
.site-footer { align-items: flex-start; background: var(--navy-deep); border-top: 1px solid rgba(255,255,255,.16); color: #8ca5b5; display: flex; flex-wrap: wrap; font-size: 10px; gap: 18px 32px; justify-content: space-between; letter-spacing: .7px; padding: 25px clamp(22px, 7vw, 124px); }
.site-footer .footer-main { display: flex; flex-wrap: wrap; gap: 8px 18px; }
.site-footer .footer-others { align-items: center; display: flex; flex-wrap: wrap; gap: 8px 14px; }
.site-footer .footer-others strong { color: #d3dee6; font-size: 10px; letter-spacing: .85px; text-transform: uppercase; }
.site-footer .footer-others a { border-bottom: 1px solid rgba(211, 222, 230, .55); color: #d3dee6; font-size: 10px; padding-bottom: 2px; }

.simple-page { min-height: calc(100vh - 160px); padding: clamp(54px, 8vw, 110px) clamp(22px, 7vw, 124px); }
.simple-page h1 { font-family: "Barlow Condensed", sans-serif; font-size: clamp(42px, 5vw, 72px); font-weight: 600; line-height: .92; margin: 0 0 18px; max-width: 900px; }
.simple-page p { color: #4f6578; font-size: 15px; line-height: 1.55; margin: 0 0 24px; max-width: 780px; }
.simple-links { list-style: none; margin: 18px 0 0; padding: 0; }
.simple-links li + li { margin-top: 12px; }
.simple-links a { border-bottom: 1px solid var(--ink); font-size: 16px; font-weight: 600; padding-bottom: 2px; }

.applications-page { min-height: calc(100vh - 160px); padding: clamp(54px, 8vw, 110px) clamp(22px, 7vw, 124px); }
.applications-intro h1 { font-family: "Barlow Condensed", sans-serif; font-size: clamp(44px, 5vw, 78px); font-weight: 600; line-height: .92; margin: 0 0 18px; max-width: 900px; }
.applications-intro p { color: #4f6578; font-size: 15px; line-height: 1.6; margin: 0 0 16px; max-width: 900px; }
.applications-grid { display: grid; gap: 18px; grid-template-columns: repeat(2, minmax(0, 1fr)); margin-top: 28px; }
.application-card { background: white; border: 1px solid var(--line); display: grid; grid-template-columns: 220px 1fr; min-height: 220px; overflow: hidden; }
.application-card img { display: block; height: 100%; object-fit: cover; width: 100%; }
.application-body { padding: 18px 20px 20px; }
.application-tag { color: #087f78; font-size: 11px; font-weight: 700; letter-spacing: 1px; margin: 0 0 12px; text-transform: uppercase; }
.application-body h2 { font-family: "Barlow Condensed", sans-serif; font-size: 33px; font-weight: 600; line-height: .95; margin: 0 0 12px; }
.application-body p { color: #3f5668; font-size: 14px; line-height: 1.55; margin: 0; }

.commercial-page { min-height: calc(100vh - 160px); padding-bottom: clamp(60px, 8vw, 120px); }
.commercial-hero { background: var(--navy-deep); color: white; display: grid; gap: 34px; grid-template-columns: 1.2fr .8fr; margin: 0 clamp(22px, 7vw, 124px); padding: clamp(38px, 5vw, 68px); position: relative; }
.commercial-hero::before { background-image: linear-gradient(rgba(157,195,218,.08) 1px, transparent 1px), linear-gradient(90deg, rgba(157,195,218,.08) 1px, transparent 1px); background-size: 40px 40px; content: ""; inset: 0; position: absolute; }
.commercial-hero > * { position: relative; z-index: 1; }
.commercial-hero h1 { font-family: "Barlow Condensed", sans-serif; font-size: clamp(42px, 5vw, 76px); font-weight: 600; line-height: .92; margin: 0 0 18px; max-width: 740px; }
.commercial-hero p { color: #c5d2dc; font-size: 16px; line-height: 1.58; margin: 0; max-width: 680px; }
.commercial-hero img { align-self: center; box-shadow: -16px 16px 0 rgba(32,193,179,.62); display: block; max-height: 340px; object-fit: cover; width: 100%; }

.commercial-section { padding: 0 clamp(22px, 7vw, 124px); }
.commercial-heading { margin: clamp(44px, 6vw, 76px) 0 24px; }
.commercial-heading h2 { font-family: "Barlow Condensed", sans-serif; font-size: clamp(38px, 4.2vw, 62px); font-weight: 600; line-height: .92; margin: 0; }

.commercial-steps { display: grid; gap: 18px; grid-template-columns: repeat(3, minmax(0, 1fr)); }
.commercial-step { background: white; border: 1px solid var(--line); display: flex; flex-direction: column; min-height: 420px; padding: 24px 22px 22px; }
.commercial-icon { align-items: center; border: 1px solid rgba(11,32,57,.24); color: var(--ink); display: inline-flex; font-family: "Barlow Condensed", sans-serif; font-size: 18px; font-weight: 700; height: 38px; justify-content: center; margin-bottom: 16px; width: 38px; }
.commercial-step h3 { font-family: "Barlow Condensed", sans-serif; font-size: 34px; font-weight: 600; line-height: .94; margin: 0 0 10px; }
.commercial-step h4 { color: #1f3a53; font-size: 17px; line-height: 1.3; margin: 0 0 16px; }
.commercial-step ul { display: grid; gap: 10px; list-style: none; margin: 0; padding: 0; }
.commercial-step li { border-left: 3px solid var(--aqua); color: #40586c; font-size: 14px; line-height: 1.5; padding-left: 12px; }

.commercial-guardrail { background: #e7f1ee; border-left: 6px solid var(--aqua); margin: 28px clamp(22px, 7vw, 124px) 0; padding: 24px clamp(18px, 3vw, 30px); }
.commercial-guardrail h2 { font-family: "Barlow Condensed", sans-serif; font-size: clamp(32px, 3vw, 46px); font-weight: 600; line-height: .95; margin: 0 0 10px; }
.commercial-guardrail p { color: #334c61; font-size: 15px; line-height: 1.62; margin: 0; }

.commercial-faq { padding: clamp(44px, 6vw, 82px) clamp(22px, 7vw, 124px) 0; }
.commercial-faq h2 { font-family: "Barlow Condensed", sans-serif; font-size: clamp(38px, 4.1vw, 58px); font-weight: 600; line-height: .92; margin: 0 0 20px; }
.commercial-faq details { background: white; border: 1px solid var(--line); margin-bottom: 12px; padding: 14px 16px; }
.commercial-faq summary { cursor: pointer; font-size: 16px; font-weight: 700; list-style: none; }
.commercial-faq summary::-webkit-details-marker { display: none; }
.commercial-faq summary::after { color: #476176; content: "+"; float: right; font-size: 20px; line-height: 1; margin-left: 14px; }
.commercial-faq details[open] summary::after { content: "-"; }
.commercial-faq p { color: #486276; font-size: 14px; line-height: 1.55; margin: 12px 0 0; }

.commercial-close { background: var(--navy); color: white; margin: 30px clamp(22px, 7vw, 124px) 0; padding: clamp(28px, 4vw, 44px); }
.commercial-close h2 { font-family: "Barlow Condensed", sans-serif; font-size: clamp(34px, 3.5vw, 54px); font-weight: 600; line-height: .94; margin: 0 0 12px; max-width: 820px; }
.commercial-close p { color: #c5d2dc; font-size: 15px; line-height: 1.58; margin: 0 0 22px; max-width: 760px; }
.commercial-close .button { min-width: 260px; }

@media (max-width: 800px) { .site-header { height: 62px; }.site-header nav { display: none; }.header-action { font-size: 11px; }.hero { display: block; min-height: 720px; padding-top: 36px; }.hero-copy { padding: 0; }.hero-visual { margin: 42px 0 30px; padding: 24px 0 0 22px; }.hero-footer { bottom: 16px; left: 22px; }.hero-footer span:last-child { display: none; }.section-heading { display: block; }.section-heading h2 { margin-bottom: 22px; }.service-grid { grid-template-columns: 1fr; }.service-card { min-height: 350px; }.diagram-actions .button { min-width: 0; width: 100%; }.method { display: block; }.method-label { margin-bottom: 42px; }.method-copy { margin-bottom: 42px; }.method-steps { grid-template-columns: repeat(2, 1fr); row-gap: 35px; }.method-steps li { padding: 0 12px; }.method-steps span { margin-bottom: 18px; }.applications-grid { grid-template-columns: 1fr; }.application-card { grid-template-columns: 1fr; }.application-card img { height: 220px; }.site-footer { display: block; }.site-footer .footer-others { margin-top: 12px; } }
@media (max-width: 390px) { .brand { font-size: 22px; }.header-action { font-size: 10px; }.hero h1 { font-size: 53px; }.hero-summary { font-size: 15px; }.metric-card { right: 0; }.method-steps { grid-template-columns: 1fr; }.method-steps li { border-left: 0; border-top: 1px solid #91abaa; padding: 14px 0 0; }.method-steps span { margin-bottom: 10px; } }

@media (max-width: 980px) {
    .commercial-hero { grid-template-columns: 1fr; margin: 0 22px; }
    .commercial-hero img { max-height: 300px; }
    .commercial-steps { grid-template-columns: 1fr; }
    .commercial-step { min-height: 0; }
    .commercial-guardrail { margin-left: 22px; margin-right: 22px; }
    .commercial-close { margin-left: 22px; margin-right: 22px; }
}