:root {
  --ink: #17242a;
  --ink-soft: #213139;
  --paper: #f5f1e7;
  --paper-deep: #e9e2d3;
  --red: #d51f3c;
  --cyan: #88a8b1;
  --muted: #626b68;
  --line: #c9c0b0;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; overflow-x: hidden; background: var(--paper); color: var(--ink); font-family: Arial, Helvetica, sans-serif; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; }
.shell { width: min(1180px, calc(100% - 48px)); margin-inline: auto; }
.skip-link { position: fixed; left: 12px; top: -80px; z-index: 20; background: white; color: black; padding: 12px 16px; }
.skip-link:focus { top: 12px; }

.site-header { background: var(--ink); color: white; border-bottom: 1px solid #425058; }
.header-inner { height: 92px; display: flex; align-items: center; justify-content: space-between; }
.brand { display: flex; align-items: center; }
.brand img { display: block; width: 238px; height: 68px; object-fit: contain; }
nav { display: flex; align-items: center; gap: 30px; font-size: 11px; font-weight: 900; text-transform: uppercase; letter-spacing: .12em; }
nav a { transition: color .18s ease; }
nav a:hover { color: var(--red); }
.nav-cta { border: 1px solid var(--red); padding: 14px 17px; }
.nav-cta:hover { background: var(--red); color: white; }

.hero { background: var(--ink); color: white; overflow: hidden; }
.hero-grid { min-height: 690px; display: grid; grid-template-columns: 1.08fr .92fr; align-items: center; gap: 76px; }
.hero-grid > *, .section-heading > *, .approach-grid > *, .low-voltage-grid > *, .contact-grid > * { min-width: 0; }
.hero-copy { padding: 74px 0 78px; }
.kicker { margin: 0 0 27px; color: #b7bdbb; font: 900 11px/1.3 Arial, sans-serif; letter-spacing: .18em; text-transform: uppercase; }
.kicker:before { content: ""; display: inline-block; width: 34px; height: 3px; margin: 0 11px 3px 0; background: var(--red); }
.kicker span { color: var(--red); margin: 0 6px; }
.kicker.dark { color: var(--muted); }
h1, h2 { margin: 0; font-family: "Arial Black", Arial, sans-serif; text-transform: uppercase; letter-spacing: -.065em; line-height: .93; }
h1 { max-width: 680px; font-size: clamp(48px, 5.45vw, 78px); }
.hero h1 { font-size: clamp(48px, 4.8vw, 68px); }
h2 { font-size: clamp(43px, 5vw, 68px); }
h1 em, h2 em { color: var(--red); font-style: normal; }
.hero-lede { max-width: 620px; margin: 31px 0 32px; color: #d1d1c9; font-size: 18px; line-height: 1.65; }
.hero-lede strong { color: white; }
.hero-actions { display: flex; align-items: center; gap: 28px; }
.button { min-height: 54px; display: inline-flex; align-items: center; justify-content: center; gap: 24px; padding: 0 23px; font-size: 12px; font-weight: 900; letter-spacing: .07em; text-transform: uppercase; }
.button span { font-size: 18px; }
.primary { background: var(--red); color: white; box-shadow: 5px 5px 0 #000; transition: transform .18s ease, box-shadow .18s ease; }
.primary:hover { transform: translate(2px, 2px); box-shadow: 3px 3px 0 #000; }
.text-link { padding-bottom: 6px; border-bottom: 2px solid var(--red); font-size: 12px; font-weight: 900; }
.availability { display: flex; align-items: center; gap: 10px; margin: 48px 0 0; color: #a9aaa2; font-size: 11px; font-weight: 800; letter-spacing: .07em; text-transform: uppercase; }
.availability span { width: 8px; height: 8px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 0 4px rgba(85,217,232,.12); }

.system-map { position: relative; height: 520px; border: 1px solid #46545a; background-color: #1b2a31; background-image: linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px); background-size: 28px 28px; }
.system-map:before, .system-map:after { content: ""; position: absolute; width: 54px; height: 54px; border-color: var(--red); }
.system-map:before { left: -1px; top: -1px; border-left: 3px solid var(--red); border-top: 3px solid var(--red); }
.system-map:after { right: -1px; bottom: -1px; border-right: 3px solid var(--red); border-bottom: 3px solid var(--red); }
.map-label { position: absolute; left: 22px; top: 18px; color: #777f7c; font: 800 9px/1 monospace; letter-spacing: .18em; text-transform: uppercase; }
.map-core { position: absolute; left: 50%; top: 50%; z-index: 2; width: 156px; height: 156px; transform: translate(-50%, -50%); border: 1px solid var(--cyan); border-radius: 50%; background: #142127; display: flex; flex-direction: column; align-items: center; justify-content: center; box-shadow: 0 0 0 17px rgba(136,168,177,.055), 0 0 0 34px rgba(136,168,177,.025); }
.map-core strong { font-size: 17px; text-transform: uppercase; }
.map-core small { color: #89908e; margin-top: 7px; }
.pulse { width: 9px; height: 9px; margin-bottom: 12px; background: var(--cyan); border-radius: 50%; box-shadow: 0 0 0 4px rgba(136,168,177,.15); }
.map-item { position: absolute; z-index: 2; display: flex; align-items: center; gap: 10px; color: #c9cecc; font-size: 11px; font-weight: 800; line-height: 1.35; text-transform: uppercase; }
.map-item i { width: 14px; height: 14px; border: 3px solid var(--red); background: #1b2a31; border-radius: 50%; }
.item-1 { left: 12%; top: 23%; }.item-2 { right: 7%; top: 23%; }.item-3 { left: 10%; bottom: 23%; }.item-4 { right: 8%; bottom: 23%; }
.map-line { position: absolute; z-index: 1; width: 25%; height: 1px; background: #545c5e; transform-origin: center; }
.line-1 { left: 24%; top: 34%; transform: rotate(27deg); }.line-2 { right: 24%; top: 34%; transform: rotate(-27deg); }.line-3 { left: 23%; bottom: 33%; transform: rotate(-29deg); }.line-4 { right: 24%; bottom: 33%; transform: rotate(29deg); }
.map-note { position: absolute; left: 21px; bottom: 16px; margin: 0; color: #6f7774; font: 800 9px/1.5 monospace; letter-spacing: .1em; text-transform: uppercase; }

.proof-strip { border-bottom: 1px solid var(--line); background: var(--paper-deep); }
.proof-strip .shell { min-height: 64px; display: flex; align-items: center; justify-content: space-between; gap: 18px; color: #565b59; font-size: 10px; font-weight: 900; letter-spacing: .12em; text-transform: uppercase; }
.proof-strip i { width: 4px; height: 4px; border-radius: 50%; background: var(--red); }
.section { padding: 88px 0; }
.section-heading { display: grid; grid-template-columns: .75fr 1.55fr .9fr; align-items: start; gap: 45px; margin-bottom: 69px; }
.section-heading > p:last-child { margin: 4px 0 0; color: var(--muted); font-size: 16px; line-height: 1.7; }
.service-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 3px solid var(--ink); border-bottom: 1px solid var(--line); }
.service-grid article { min-height: 420px; padding: 31px 32px 35px; border-left: 1px solid var(--line); }
.service-grid article:last-child { border-right: 1px solid var(--line); }
.service-number { color: var(--red); font: 900 11px/1 monospace; letter-spacing: .1em; }
.service-grid h3 { min-height: 56px; margin: 52px 0 29px; max-width: 270px; font-size: 24px; line-height: 1.16; }
.service-grid ul { list-style: none; margin: 0; padding: 0; color: #5d6260; font-size: 14px; line-height: 1.45; }
.service-grid li { position: relative; padding: 10px 0 10px 20px; border-top: 1px solid #d7d3ca; }
.service-grid li:before { content: "+"; position: absolute; left: 1px; color: var(--red); font-weight: 900; }

.approach { padding: 112px 0; background: var(--ink); color: white; }
.approach-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 100px; }
.approach-title h2 { margin-top: 26px; }
.approach-copy { padding-top: 35px; }
.approach-copy p { color: #bfc2b9; font-size: 16px; line-height: 1.75; }
.approach-copy .large-copy { margin: 0 0 26px; color: white; font-size: 24px; font-weight: 800; line-height: 1.45; }
.plainspoken { margin-top: 40px; padding: 24px 0 0 24px; border-left: 3px solid var(--cyan); border-top: 1px solid #3a4143; }
.plainspoken span { color: var(--cyan); font-size: 10px; font-weight: 900; letter-spacing: .16em; text-transform: uppercase; }
.plainspoken p { margin-bottom: 0; }

.low-voltage { background: var(--paper-deep); }
.low-voltage-grid { display: grid; grid-template-columns: .87fr 1.13fr; gap: 100px; align-items: center; }
.cable-panel { position: relative; min-height: 560px; overflow: hidden; background: #1a282e; border: 1px solid #46545a; }
.cable-panel:after { content: ""; position: absolute; inset: 0; background-image: radial-gradient(#3d4546 1px, transparent 1px); background-size: 16px 16px; opacity: .35; }
.jack { position: absolute; z-index: 2; right: 42px; width: 100px; height: 78px; border: 2px solid #657278; background: #142127; color: #9aa09b; display: grid; place-items: center; font: 900 11px monospace; }
.jack:before { content: ""; position: absolute; left: 15px; right: 15px; top: 15px; height: 32px; border: 2px solid #31383a; background: repeating-linear-gradient(90deg, var(--cyan) 0 5px, transparent 5px 10px); opacity: .75; }
.jack span { align-self: end; margin-bottom: 5px; }
.jack-a { top: 58px; }.jack-b { top: 211px; }.jack-c { top: 364px; }
.cable { position: absolute; z-index: 1; left: -50px; width: 340px; height: 120px; border: 8px solid; border-right: 0; border-radius: 60px 0 0 60px; }
.cable-a { top: 38px; border-color: var(--red); }.cable-b { top: 191px; border-color: #e4e0d6; }.cable-c { top: 344px; border-color: var(--cyan); }
.cable-panel p { position: absolute; z-index: 3; left: 24px; bottom: 20px; margin: 0; color: #7d8582; font: 800 9px monospace; letter-spacing: .14em; text-transform: uppercase; }
.low-voltage-copy > p:not(.kicker) { max-width: 600px; color: var(--muted); font-size: 16px; line-height: 1.75; }
.low-voltage-copy h2 { margin-bottom: 29px; }
.detail-list { margin-top: 34px; border-top: 3px solid var(--ink); }
.detail-list div { display: grid; grid-template-columns: 180px 1fr; gap: 22px; padding: 19px 0; border-bottom: 1px solid #c5c0b6; }
.detail-list strong { font-size: 13px; }
.detail-list span { color: var(--muted); font-size: 13px; line-height: 1.5; }

.fit { padding: 76px 0; background: var(--red); color: white; }
.fit-grid { display: grid; grid-template-columns: .55fr 1.45fr .8fr; align-items: center; gap: 50px; }
.fit .kicker { margin: 0; color: white; }
.fit .kicker:before { background: var(--ink); }
.fit h2 { font-size: clamp(29px, 3.2vw, 44px); line-height: 1.02; }
.fit-grid > p:last-child { margin: 0; font-size: 14px; line-height: 1.65; }

.contact-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 100px; align-items: start; }
.contact-copy { display: flex; flex-direction: column; align-items: flex-start; }
.contact-copy > p { max-width: 500px; margin: 0 0 28px; color: var(--muted); font-size: 17px; line-height: 1.7; }
.contact-copy .button { margin-bottom: 24px; font-size: 15px; letter-spacing: .04em; }
.contact-link { margin: 7px 0; padding-bottom: 4px; border-bottom: 2px solid var(--red); font-size: 13px; font-weight: 800; }
.contact-copy small { max-width: 390px; margin-top: 27px; color: #737876; line-height: 1.55; }

footer { border-top: 1px solid var(--line); }
.footer-inner { min-height: 120px; display: flex; align-items: center; justify-content: space-between; gap: 25px; color: #666b69; font-size: 9px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.footer-brand img { width: 195px; height: 62px; }
.footer-inner p span { color: var(--red); margin: 0 5px; }

/* Multi-page components */
nav a.active:not(.nav-cta) { color: var(--red); }
.compact-heading { display: grid; grid-template-columns: 1.45fr .7fr; gap: 72px; align-items: end; margin-bottom: 48px; }
.compact-heading h2 { margin-top: 25px; }
.compact-heading h2 { font-size: clamp(40px, 4.5vw, 62px); }
.compact-heading > p { margin: 0 0 4px; color: var(--muted); font-size: 16px; line-height: 1.7; }
.path-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.path-card { min-height: 440px; padding: 42px; display: flex; flex-direction: column; border: 1px solid var(--line); transition: transform .18s ease; }
.path-card:hover { transform: translateY(-4px); }
.path-card > span, .example-grid article > span, .scope-grid article > span, .capability-grid article > span { font: 900 10px/1 monospace; letter-spacing: .12em; text-transform: uppercase; }
.path-card h3 { margin: 77px 0 24px; font-size: clamp(35px, 4vw, 54px); line-height: .95; text-transform: uppercase; letter-spacing: -.055em; }
.path-card p { max-width: 470px; margin: 0; font-size: 16px; line-height: 1.7; }
.path-card > strong { margin-top: auto; padding-top: 35px; font-size: 11px; letter-spacing: .08em; text-transform: uppercase; }
.path-card > strong b { float: right; font-size: 18px; }
.path-dark { background: var(--ink); color: white; border-color: var(--ink); }
.path-dark > span, .path-dark > strong { color: var(--cyan); }
.path-dark p { color: #c4c8c2; }
.path-light { background: var(--paper-deep); }
.path-light > span, .path-light > strong { color: var(--red); }

.work-examples { padding: 88px 0 72px; background: var(--ink); color: white; }
.light-heading > p { color: #bcc2bd; }
.example-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 3px solid white; }
.example-grid article { min-height: 310px; padding: 31px; border: 1px solid #465258; border-top: 0; }
.example-grid article > span { color: var(--cyan); }
.example-grid h3 { margin: 54px 0 19px; font-size: 24px; }
.example-grid p { margin: 0; color: #bbc1bc; font-size: 14px; line-height: 1.68; }
.privacy-note { margin: 20px 0 0; color: #727e7f; font-size: 10px; letter-spacing: .08em; text-transform: uppercase; }
.home-about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 100px; }
.home-about-grid h2 { margin-top: 25px; }
.home-about-grid > div:last-child { padding-top: 34px; }
.large-copy { margin: 0 0 25px; font-size: 23px; font-weight: 800; line-height: 1.46; }
.dark-copy { color: var(--ink); }
.home-about-grid > div:last-child > p:not(.large-copy) { color: var(--muted); font-size: 16px; line-height: 1.75; }
.arrow-link { display: inline-block; margin-top: 20px; padding-bottom: 6px; border-bottom: 2px solid var(--red); font-size: 11px; font-weight: 900; letter-spacing: .08em; text-transform: uppercase; }
.arrow-link span { margin-left: 17px; font-size: 16px; }
.home-contact, .page-cta { padding: 72px 0; background: var(--red); color: white; }
.home-contact-grid, .page-cta-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 100px; align-items: end; }
.home-contact-grid h2, .page-cta-grid h2 { margin-top: 24px; }
.home-contact-grid h2 em, .page-cta-grid h2 em { color: var(--ink); }
.home-contact-grid > div:last-child p, .page-cta-grid > div:last-child p { margin: 0 0 27px; font-size: 16px; line-height: 1.7; }
.pale { background: var(--paper); color: var(--ink); box-shadow: 5px 5px 0 #7d1829; }

.page-hero { padding: 80px 0 78px; background: var(--ink); color: white; }
.page-hero-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 100px; align-items: end; }
.page-hero h1 { font-size: clamp(45px, 5.6vw, 76px); }
.page-hero-grid > div:last-child { padding-bottom: 4px; }
.page-lede { margin: 0 0 30px; color: #c6cbc6; font-size: 18px; line-height: 1.7; }
.body-copy { color: var(--muted); font-size: 16px; line-height: 1.78; }
.capability-grid { display: grid; grid-template-columns: repeat(2, 1fr); border-top: 3px solid var(--ink); }
.capability-grid article { min-height: 375px; padding: 32px 35px; border: 1px solid var(--line); border-top: 0; }
.capability-grid article > span { color: var(--red); }
.capability-grid h3 { margin: 44px 0 25px; font-size: 25px; }
.capability-grid ul { list-style: none; margin: 0; padding: 0; color: var(--muted); font-size: 14px; }
.capability-grid li { position: relative; padding: 9px 0 9px 18px; border-top: 1px solid #d7d0c3; }
.capability-grid li:before { content: "+"; position: absolute; left: 0; color: var(--red); font-weight: 900; }
.call-reasons, .principles, .fit-check { padding: 84px 0; background: var(--ink); color: white; }
.call-reasons-grid, .principles-grid, .fit-check-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 72px; }
.call-reasons-grid h2, .principles-grid h2, .fit-check-grid h2 { margin-top: 25px; }
.reason-list, .principle-list { border-top: 1px solid #4b575c; }
.reason-list > div { padding: 24px 0; border-bottom: 1px solid #4b575c; }
.reason-list strong { font-size: 18px; }
.reason-list p { margin: 9px 0 0; color: #b9c0bb; font-size: 14px; line-height: 1.65; }
.process-grid { list-style: none; display: grid; grid-template-columns: repeat(4, 1fr); margin: 0; padding: 0; border-top: 3px solid var(--ink); }
.process-grid li { min-height: 260px; padding: 28px; border: 1px solid var(--line); border-top: 0; }
.process-grid span { color: var(--red); font: 900 11px monospace; }
.process-grid strong { display: block; margin: 50px 0 14px; font-size: 19px; }
.process-grid p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.6; }
.faq { padding: 84px 0; background: var(--paper-deep); }
.faq-grid { display: grid; grid-template-columns: .65fr 1.35fr; gap: 100px; }
.faq-grid h2 { margin-top: 25px; }
.faq-list { border-top: 3px solid var(--ink); }
.faq-list details { border-bottom: 1px solid #bdb4a4; }
.faq-list summary { cursor: pointer; list-style: none; padding: 23px 45px 23px 0; position: relative; font-size: 16px; font-weight: 800; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary:after { content: "+"; position: absolute; right: 4px; color: var(--red); font-size: 22px; }
.faq-list details[open] summary:after { content: "−"; }
.faq-list details p { margin: -7px 50px 23px 0; color: var(--muted); font-size: 14px; line-height: 1.68; }

.cabling-intro-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: 100px; align-items: center; }
.cabling-intro-grid h2 { margin: 25px 0 28px; }
.standard-row { display: flex; align-items: center; gap: 12px; margin-top: 35px; color: var(--ink); font: 900 10px monospace; letter-spacing: .08em; text-transform: uppercase; }
.standard-row i { flex: 1; height: 1px; background: var(--red); }
.scope-section { padding: 84px 0; background: var(--ink); color: white; }
.scope-grid { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 3px solid white; }
.scope-grid article { min-height: 300px; padding: 28px; border: 1px solid #465258; border-top: 0; }
.scope-grid article > span { color: var(--cyan); }
.scope-grid h3 { margin: 48px 0 18px; font-size: 20px; }
.scope-grid p { margin: 0; color: #b9c0bb; font-size: 13px; line-height: 1.65; }
.environment-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.environment-grid article { padding: 27px; border: 1px solid var(--line); background: var(--paper-deep); }
.environment-grid strong { font-size: 18px; }
.environment-grid p { margin: 12px 0 0; color: var(--muted); font-size: 14px; line-height: 1.65; }

.about-story { padding: 82px 0; }
.story-grid { display: grid; grid-template-columns: .76fr 1.24fr; gap: 70px; align-items: center; }
.story-grid h2 { margin: 22px 0 25px; font-size: clamp(39px, 4.3vw, 58px); }
.experience-block { min-height: 340px; padding: 34px; background: var(--red); color: white; display: flex; flex-direction: column; }
.experience-block > span { font: 900 clamp(90px, 11vw, 150px)/.8 "Arial Black", Arial; letter-spacing: -.09em; }
.experience-block strong { margin-top: auto; font-size: 20px; text-transform: uppercase; }
.experience-block p { margin: 10px 0 0; font-size: 13px; line-height: 1.55; }
.experience-strip { background: var(--paper-deep); border-block: 1px solid var(--line); }
.experience-strip .shell { min-height: 105px; display: grid; grid-template-columns: repeat(3, 1fr); }
.experience-strip .shell > div { padding: 23px 30px; border-left: 1px solid var(--line); display: flex; flex-direction: column; justify-content: center; }
.experience-strip .shell > div:last-child { border-right: 1px solid var(--line); }
.experience-strip span { color: var(--red); font: 900 16px monospace; }
.experience-strip strong { margin-top: 9px; font-size: 11px; text-transform: uppercase; }
.about-expertise { padding: 82px 0; }
.expertise-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.expertise-grid article { padding: 29px; border-left: 3px solid var(--red); background: var(--paper-deep); }
.expertise-grid span { font-size: 19px; font-weight: 900; }
.expertise-grid p { margin: 12px 0 0; color: var(--muted); font-size: 14px; line-height: 1.65; }
.principle-list > div { display: grid; grid-template-columns: 45px 180px 1fr; gap: 16px; padding: 21px 0; border-bottom: 1px solid #4b575c; align-items: start; }
.principle-list span { color: var(--cyan); font: 900 11px monospace; }
.principle-list strong { font-size: 15px; }
.principle-list p { margin: 0; color: #b9c0bb; font-size: 13px; line-height: 1.55; }

.contact-hero { padding: 82px 0; background: var(--ink); color: white; }
.contact-hero-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 100px; align-items: center; }
.contact-hero h1 { font-size: clamp(48px, 6vw, 78px); }
.contact-hero .page-lede { max-width: 630px; margin-top: 30px; }
.contact-card { padding: 39px; background: var(--paper); color: var(--ink); border-top: 4px solid var(--red); box-shadow: 9px 9px 0 #0a1013; display: flex; flex-direction: column; align-items: flex-start; }
.contact-card > span { color: var(--muted); font: 900 10px monospace; letter-spacing: .13em; text-transform: uppercase; }
.contact-phone { margin: 12px 0 17px; font: 900 clamp(27px, 3.2vw, 41px)/1 Arial; letter-spacing: -.04em; }
.contact-action, .contact-email { padding-bottom: 5px; border-bottom: 2px solid var(--red); font-size: 13px; font-weight: 800; }
.contact-action b { margin-left: 14px; }
.contact-card hr { width: 100%; margin: 30px 0; border: 0; border-top: 1px solid var(--line); }
.contact-email { margin-top: 12px; word-break: break-word; }
.contact-card small { margin-top: 30px; color: var(--muted); line-height: 1.55; }
.contact-checklist { display: grid; grid-template-columns: repeat(2, 1fr); border-top: 3px solid var(--ink); }
.contact-checklist > div { min-height: 235px; padding: 28px; border: 1px solid var(--line); border-top: 0; }
.contact-checklist span { color: var(--red); font: 900 11px monospace; }
.contact-checklist strong { display: block; margin: 39px 0 12px; font-size: 17px; }
.contact-checklist p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.6; }
.fit-check-grid > div:last-child p { margin: 0 0 20px; color: #b9c0bb; font-size: 16px; line-height: 1.72; }
.response-note { padding: 62px 0; text-align: center; }
.response-note strong { display: block; font-size: 25px; }
.response-note p { margin: 12px 0 27px; color: var(--muted); }

@media (max-width: 940px) {
  .hero-grid { grid-template-columns: 1fr; gap: 0; padding-bottom: 60px; }
  .hero-copy { padding-bottom: 40px; }
  .system-map { width: min(100%, 600px); }
  .section-heading { grid-template-columns: 1fr; gap: 23px; }
  .section-heading .kicker { margin-bottom: 0; }
  .service-grid { grid-template-columns: 1fr; }
  .service-grid article { min-height: 0; border-right: 1px solid var(--line); }
  .approach-grid, .contact-grid { grid-template-columns: 1fr; gap: 55px; }
  .approach-copy { padding-top: 0; }
  .low-voltage-grid { grid-template-columns: 1fr; gap: 60px; }
  .cable-panel { width: min(100%, 600px); min-height: 480px; }
  .jack-c { top: 330px; }.cable-c { top: 310px; }
  .fit-grid { grid-template-columns: 1fr; gap: 22px; }
  .fit .kicker { margin-bottom: 5px; }
  .compact-heading, .home-about-grid, .home-contact-grid, .page-hero-grid, .call-reasons-grid, .page-cta-grid, .cabling-intro-grid, .story-grid, .principles-grid, .contact-hero-grid, .fit-check-grid { grid-template-columns: 1fr; gap: 48px; }
  .path-card { min-height: 390px; }
  .page-hero-grid > div:last-child { max-width: 680px; }
  .capability-grid, .environment-grid, .expertise-grid, .contact-checklist { grid-template-columns: 1fr 1fr; }
  .process-grid, .scope-grid { grid-template-columns: 1fr 1fr; }
  .faq-grid { grid-template-columns: .75fr 1.25fr; gap: 60px; }
  .experience-strip .shell { grid-template-columns: repeat(3, 1fr); }
  .principle-list > div { grid-template-columns: 45px 160px 1fr; }
}

@media (max-width: 620px) {
  .shell { width: min(1180px, calc(100% - 30px)); }
  .header-inner { height: 78px; }
  .brand img { width: 177px; height: 56px; }
  .nav-cta { padding: 11px 10px; font-size: 9px; }
  .hero-copy { padding-top: 54px; }
  h1 { font-size: 43px; }
  h2 { font-size: 40px; }
  .hero-actions { flex-direction: column; align-items: flex-start; gap: 21px; }
  .availability { line-height: 1.5; }
  .system-map { height: 430px; }
  .map-core { width: 128px; height: 128px; }
  .map-item { font-size: 9px; }
  .item-1 { left: 5%; }.item-2 { right: 3%; }.item-3 { left: 4%; }.item-4 { right: 2%; }
  .map-line { width: 20%; }
  .proof-strip .shell { padding: 18px 0; flex-wrap: wrap; justify-content: flex-start; }
  .proof-strip i { display: none; }
  .proof-strip span { width: calc(50% - 9px); }
  .section, .approach, .about-story, .about-expertise { padding: 64px 0; }
  .service-grid h3 { min-height: 0; margin-top: 34px; }
  .approach-grid { gap: 40px; }
  .approach-copy .large-copy { font-size: 20px; }
  .cable-panel { min-height: 405px; }
  .jack { right: 20px; width: 82px; height: 66px; }
  .jack-a { top: 42px; }.jack-b { top: 160px; }.jack-c { top: 278px; }
  .cable { left: -115px; width: 320px; height: 95px; }
  .cable-a { top: 26px; }.cable-b { top: 144px; }.cable-c { top: 262px; }
  .detail-list div { grid-template-columns: 1fr; gap: 7px; }
  .footer-inner { padding: 30px 0; flex-direction: column; align-items: flex-start; }
  .site-header { padding-bottom: 13px; }
  .header-inner { height: auto; min-height: 78px; flex-wrap: wrap; }
  .header-inner nav { width: 100%; order: 2; gap: 0; justify-content: space-between; border-top: 1px solid #3d4a50; padding-top: 12px; }
  .header-inner nav a { font-size: 8px; }
  .header-inner .nav-cta { padding: 8px 7px; }
  .path-grid, .example-grid, .capability-grid, .process-grid, .scope-grid, .environment-grid, .expertise-grid, .contact-checklist { grid-template-columns: 1fr; }
  .compact-heading { margin-bottom: 36px; gap: 28px; }
  .compact-heading h2 { margin-top: 20px; }
  .path-card { min-height: 340px; padding: 30px; }
  .path-card h3 { margin-top: 58px; }
  .example-grid article { min-height: 235px; }
  .home-about-grid > div:last-child { padding-top: 0; }
  .page-hero, .contact-hero { padding: 58px 0; }
  .page-hero h1, .contact-hero h1 { font-size: 39px; }
  .faq-grid { grid-template-columns: 1fr; gap: 45px; }
  .experience-strip .shell { grid-template-columns: 1fr; }
  .experience-strip .shell > div { border-right: 1px solid var(--line); }
  .principle-list > div { grid-template-columns: 38px 1fr; }
  .principle-list p { grid-column: 2; }
  .contact-card { padding: 27px; }
  .contact-phone { font-size: 29px; }
  .work-examples, .call-reasons, .principles, .fit-check, .faq, .scope-section { padding: 64px 0; }
  .home-contact, .page-cta { padding: 58px 0; }
  .story-grid { gap: 36px; }
  .experience-block { min-height: 285px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .button, nav a { transition: none; }
}