:root {
  --paper: #f6f2e9;
  --white: #fffdf8;
  --ink: #202322;
  --muted: #62645f;
  --red: #c9252d;
  --red-dark: #981820;
  --yellow: #f2c230;
  --line: #c9c5ba;
  --grid: rgba(32, 35, 34, .055);
  --max: 1220px;
  --shadow: 0 12px 35px rgba(32, 35, 34, .09);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 112px; }
body {
  margin: 0;
  background:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px),
    var(--paper);
  background-size: 28px 28px;
  color: var(--ink);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.55;
}
body.menu-open { overflow: hidden; }
button, input, select, textarea { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
a { color: inherit; }
.skip-link {
  position: fixed; left: 12px; top: -60px; z-index: 1000;
  padding: 10px 16px; background: var(--ink); color: white;
}
.skip-link:focus { top: 12px; }

.site-header { position: sticky; top: 0; z-index: 100; background: rgba(246, 242, 233, .96); border-bottom: 2px solid var(--ink); backdrop-filter: blur(10px); }
.alert-strip { min-height: 34px; display: flex; align-items: center; justify-content: center; gap: 10px; padding: 7px 24px; background: var(--red); color: white; font-size: 11px; font-weight: 700; letter-spacing: .07em; text-align: center; text-transform: uppercase; }
.pulse { width: 8px; height: 8px; flex: 0 0 auto; background: var(--yellow); border-radius: 50%; box-shadow: 0 0 0 4px rgba(242, 194, 48, .25); }
.header-main { max-width: var(--max); min-height: 76px; margin: auto; padding: 0 24px; display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; line-height: 1.05; }
.brand b { display: block; font-size: 16px; letter-spacing: .03em; }
.brand small { display: block; margin-top: 5px; color: var(--muted); font-size: 10px; letter-spacing: .1em; text-transform: uppercase; }
.brand-mark { width: 38px; height: 38px; display: grid; padding: 7px; background: var(--red); transform: rotate(45deg); }
.brand-mark i { display: block; border-top: 2px solid white; transform: rotate(-45deg); transform-origin: center; }
.desktop-nav { display: flex; align-self: stretch; }
.desktop-nav a { position: relative; display: flex; align-items: center; padding: 0 14px; text-decoration: none; font-size: 12px; font-weight: 700; text-transform: uppercase; }
.desktop-nav a::after { content: ""; position: absolute; left: 14px; right: 14px; bottom: 0; height: 4px; background: var(--red); transform: scaleX(0); transition: .2s; }
.desktop-nav a:hover::after, .desktop-nav a.active::after { transform: scaleX(1); }
.header-actions { display: flex; gap: 8px; }
.lang-btn, .menu-btn { min-width: 44px; height: 42px; border: 1px solid var(--ink); background: transparent; cursor: pointer; font-weight: 800; }
.lang-btn:hover { background: var(--yellow); }
.menu-btn { display: none; padding: 10px; }
.menu-btn span { display: block; width: 21px; height: 2px; margin: 4px auto; background: var(--ink); }
.mobile-nav { position: fixed; inset: 110px 0 0; padding: 28px 24px; background: var(--paper); }
.mobile-nav a { display: block; padding: 18px 6px; border-bottom: 1px solid var(--line); font-size: 18px; font-weight: 800; text-decoration: none; text-transform: uppercase; }

.section { max-width: var(--max); margin: 0 auto; padding: 86px 24px; border-bottom: 1px solid var(--line); }
.section-tag { display: flex; align-items: stretch; width: max-content; margin-bottom: 26px; border: 1px solid var(--ink); font-size: 11px; font-weight: 800; letter-spacing: .12em; }
.section-tag span { padding: 6px 10px; }
.section-tag span:first-child { background: var(--ink); color: white; }
.section-heading { max-width: 760px; margin-bottom: 38px; }
h1, h2, h3, p { margin-top: 0; }
h1 { max-width: 820px; margin-bottom: 24px; font-size: clamp(44px, 6.5vw, 88px); line-height: .95; letter-spacing: -.055em; }
h2 { margin-bottom: 16px; font-size: clamp(31px, 4vw, 54px); line-height: 1.02; letter-spacing: -.035em; }
h3 { line-height: 1.15; }
.section-heading p, .lead { color: var(--muted); font-size: 18px; }
.eyebrow { display: flex; align-items: center; gap: 10px; margin-bottom: 30px; font-size: 11px; font-weight: 800; letter-spacing: .14em; }
.eyebrow span:first-child { padding: 5px 8px; background: var(--red); color: white; }

.hero { padding-top: 78px; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(330px, .7fr); gap: 60px; align-items: end; }
.lead { max-width: 780px; }
.hero-actions, .output-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.btn { display: inline-flex; min-height: 48px; align-items: center; justify-content: center; padding: 12px 20px; border: 1px solid var(--ink); border-radius: 0; cursor: pointer; font-size: 12px; font-weight: 800; letter-spacing: .04em; text-decoration: none; text-transform: uppercase; transition: .2s; }
.btn:hover { transform: translateY(-2px); box-shadow: 4px 4px 0 var(--yellow); }
.btn-primary { border-color: var(--red); background: var(--red); color: white; }
.btn-dark { background: var(--ink); color: white; }
.btn-outline { background: transparent; color: var(--ink); }
.status-row { display: grid; grid-template-columns: repeat(3, 1fr); margin-top: 55px; border-top: 2px solid var(--ink); border-bottom: 1px solid var(--ink); }
.status-row div { padding: 18px 14px; border-right: 1px solid var(--ink); }
.status-row div:last-child { border: 0; }
.status-row span, .status-row strong { display: block; }
.status-row span { color: var(--muted); font-size: 10px; letter-spacing: .1em; text-transform: uppercase; }
.status-row strong { margin-top: 5px; font-size: 13px; }
.plan-card { background: var(--white); border: 2px solid var(--ink); box-shadow: 9px 9px 0 var(--red); }
.plan-head { display: flex; justify-content: space-between; padding: 12px 15px; border-bottom: 2px solid var(--ink); font-size: 11px; letter-spacing: .1em; }
.route-map { position: relative; height: 300px; background: repeating-linear-gradient(0deg, transparent 0 39px, rgba(32,35,34,.08) 40px), repeating-linear-gradient(90deg, transparent 0 39px, rgba(32,35,34,.08) 40px); overflow: hidden; }
.route-node { position: absolute; z-index: 2; width: 42px; height: 42px; display: grid; place-items: center; background: var(--white); border: 3px solid var(--ink); border-radius: 50%; font-weight: 900; }
.node-a { left: 25px; top: 35px; }.node-b { right: 35px; top: 35px; }.node-c { left: 25px; bottom: 40px; }.node-d { right: 60px; bottom: 40px; background: var(--yellow); }
.route-line { position: absolute; display: block; background: var(--red); height: 4px; transform-origin: left center; }
.l1 { width: 68%; left: 50px; top: 56px; }.l2 { width: 160px; left: 52px; top: 73px; transform: rotate(90deg); }.l3 { width: 64%; left: 48px; bottom: 59px; }
.exit-arrow { position: absolute; right: 13px; bottom: 47px; color: var(--red); font-size: 34px; font-weight: 900; }
.mini-legend { list-style: none; margin: 0; padding: 12px 15px; border-top: 2px solid var(--ink); }
.mini-legend li { display: grid; grid-template-columns: 32px 1fr; gap: 8px; padding: 7px 0; border-bottom: 1px dotted var(--line); font-size: 12px; }

.check-band { display: grid; grid-template-columns: repeat(4, 1fr); border: 2px solid var(--ink); background: var(--white); }
.check-band article { min-height: 230px; padding: 24px; border-right: 1px solid var(--ink); }
.check-band article:last-child { border-right: 0; }
.check-icon { display: grid; width: 42px; height: 42px; place-items: center; margin-bottom: 35px; background: var(--yellow); border: 1px solid var(--ink); font-weight: 900; }
.check-band h3 { font-size: 19px; }
.check-band p { color: var(--muted); font-size: 14px; }
.area-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.area-grid article { position: relative; min-height: 280px; padding: 28px; background: var(--white); border: 1px solid var(--ink); overflow: hidden; }
.area-grid article:first-child { grid-column: span 2; }
.area-grid article::before { content: ""; position: absolute; left: 0; top: 0; width: 8px; height: 100%; background: var(--red); transform: scaleY(0); transform-origin: bottom; transition: .25s; }
.area-grid article:hover::before { transform: scaleY(1); }
.area-grid article > span { display: block; margin: 30px 0 10px; color: var(--red); font-size: 11px; font-weight: 900; letter-spacing: .12em; }
.area-grid p { color: var(--muted); font-size: 14px; }
.line-icon { position: relative; width: 46px; height: 46px; border: 2px solid var(--ink); }
.line-icon::after { content: ""; position: absolute; left: 10px; right: 10px; top: 21px; border-top: 2px solid var(--red); transform: rotate(-45deg); }
.icon-shield { border-radius: 50% 50% 45% 45%; }.icon-bolt { transform: skew(-10deg); }.icon-pipe { border-radius: 0 20px 0 20px; }.icon-ruler { transform: rotate(45deg); }.icon-test { border-radius: 50%; }.icon-gear { border-style: dashed; border-radius: 50%; }.icon-box { box-shadow: inset 0 0 0 7px var(--yellow); }

.protocol-list { border-top: 4px solid var(--ink); }
.protocol-list article { display: grid; grid-template-columns: 110px 1fr 150px; gap: 32px; align-items: center; min-height: 180px; padding: 24px 0; border-bottom: 1px solid var(--ink); }
.protocol-list article > b { color: var(--red); font-size: 70px; line-height: 1; letter-spacing: -.08em; }
.protocol-list article h3 { margin-bottom: 10px; font-size: 23px; }
.protocol-list article p { max-width: 710px; margin: 0; color: var(--muted); }
.protocol-list article > span { justify-self: end; padding: 5px 8px; border: 1px solid var(--ink); font-size: 10px; font-weight: 800; letter-spacing: .1em; }

.tabs { display: flex; overflow-x: auto; border-bottom: 2px solid var(--ink); }
.tabs button { min-width: max-content; padding: 15px 20px; border: 0; border-right: 1px solid var(--ink); background: transparent; cursor: pointer; font-size: 12px; font-weight: 800; text-transform: uppercase; }
.tabs button[aria-selected="true"] { background: var(--red); color: white; }
.tab-panel { min-height: 300px; padding: 42px; background: var(--white); border: 1px solid var(--ink); border-top: 0; }
.tab-panel h3 { font-size: 27px; }
.tab-panel ul { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0 40px; padding: 0; list-style: none; }
.tab-panel li { padding: 17px 8px 17px 34px; border-bottom: 1px solid var(--line); position: relative; }
.tab-panel li::before { content: "✓"; position: absolute; left: 5px; top: 16px; color: var(--red); font-weight: 900; }

.builder-section { max-width: none; padding-left: max(24px, calc((100vw - var(--max)) / 2 + 24px)); padding-right: max(24px, calc((100vw - var(--max)) / 2 + 24px)); background: var(--ink); color: white; }
.builder-section .section-heading p { color: #c9cbc6; }
.builder-section .section-tag { border-color: white; }.builder-section .section-tag span:first-child { background: white; color: var(--ink); }
.builder-layout { max-width: var(--max); margin: auto; display: grid; grid-template-columns: 1.1fr .9fr; gap: 30px; }
.builder-form, .builder-output { padding: 30px; border: 1px solid #6f716d; background: #292d2b; }
.builder-form > label { display: block; margin-bottom: 22px; }
.builder-form label > span:first-child, fieldset legend { display: block; margin-bottom: 9px; color: #d8d8d2; font-size: 11px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
select, textarea, input[type="text"], input[type="email"] { width: 100%; padding: 13px 14px; border: 1px solid #8d8e89; border-radius: 0; background: #fffdf8; color: var(--ink); }
textarea { resize: vertical; }
input:focus, select:focus, textarea:focus, button:focus-visible, a:focus-visible { outline: 3px solid var(--yellow); outline-offset: 2px; }
fieldset { margin: 0 0 22px; padding: 0; border: 0; }
.radio-grid, .check-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; }
.radio-grid label, .check-grid label { display: flex; align-items: center; gap: 9px; padding: 10px; border: 1px solid #666965; cursor: pointer; font-size: 13px; }
.radio-grid label:has(input:checked), .check-grid label:has(input:checked) { border-color: var(--yellow); background: rgba(242, 194, 48, .1); }
input[type="checkbox"], input[type="radio"] { accent-color: var(--red); width: 17px; height: 17px; flex: 0 0 auto; }
.builder-output { position: sticky; top: 140px; align-self: start; }
.output-head { display: flex; justify-content: space-between; gap: 15px; padding-bottom: 16px; border-bottom: 1px solid #696b67; font-size: 10px; font-weight: 800; letter-spacing: .1em; }
.saved-indicator { color: var(--yellow); opacity: 0; transition: .2s; }
.saved-indicator.show { opacity: 1; }
.builder-output pre { min-height: 360px; margin: 0; padding: 25px 0; white-space: pre-wrap; color: #f0efe9; font: 14px/1.7 "Courier New", monospace; }
.output-note { margin: 24px 0 0; padding: 14px; border-left: 5px solid var(--yellow); background: rgba(255,255,255,.05); color: #cbcdc8; font-size: 12px; }
.builder-output .btn-outline { border-color: white; color: white; }

.document-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; border: 2px solid var(--ink); }
.document-grid article { min-height: 260px; padding: 26px; border-right: 1px solid var(--ink); background: var(--white); }
.document-grid article:last-child { border: 0; }
.document-grid b { display: grid; width: 38px; height: 38px; place-items: center; margin-bottom: 45px; border-radius: 50%; background: var(--red); color: white; }
.document-grid p { color: var(--muted); font-size: 14px; }
.coord-map { position: relative; min-height: 560px; display: grid; grid-template-columns: 1fr 1fr; gap: 100px 260px; padding: 30px; }
.coord-map::before, .coord-map::after { content: ""; position: absolute; background: var(--red); left: 50%; top: 50%; transform: translate(-50%, -50%); }
.coord-map::before { width: 75%; height: 3px; }.coord-map::after { width: 3px; height: 75%; }
.coord-center { position: absolute; z-index: 2; left: 50%; top: 50%; width: 140px; height: 140px; display: grid; place-items: center; transform: translate(-50%, -50%) rotate(45deg); background: var(--red); color: white; font-size: 13px; font-weight: 900; letter-spacing: .1em; }
.coord-center::first-line { transform: rotate(-45deg); }
.coord-map article { position: relative; z-index: 3; padding: 24px; background: var(--white); border: 2px solid var(--ink); box-shadow: 6px 6px 0 var(--yellow); }
.coord-map article span { color: var(--red); font-weight: 900; }
.coord-map article p { margin: 0; color: var(--muted); font-size: 14px; }

.boundary { max-width: none; padding-left: max(24px, calc((100vw - var(--max)) / 2 + 24px)); padding-right: max(24px, calc((100vw - var(--max)) / 2 + 24px)); background: var(--red); color: white; }
.boundary-layout { max-width: var(--max); margin: auto; display: grid; grid-template-columns: .85fr 1.15fr; gap: 70px; }
.boundary-layout > div > p { color: #ffe9e4; font-size: 17px; }
.do-dont { display: grid; grid-template-columns: 1fr 1fr; border: 2px solid white; }
.do-dont article { padding: 28px; }.do-dont article + article { border-left: 2px solid white; }
.do-dont h3 { font-size: 12px; letter-spacing: .1em; }
.do-dont ul { padding-left: 20px; font-size: 14px; }
.do-dont .warning { background: var(--white); color: var(--ink); }

.case-list { display: grid; grid-template-columns: 1fr 1fr; border-top: 3px solid var(--ink); }
.case-list article { min-height: 190px; padding: 28px; border-right: 1px solid var(--ink); border-bottom: 1px solid var(--ink); }
.case-list article:nth-child(even) { border-right: 0; }
.case-list span { display: inline-block; margin-bottom: 25px; padding: 4px 8px; background: var(--yellow); font-size: 10px; font-weight: 900; }
.case-list p { margin: 0; font-size: 18px; }
.quality-list { counter-reset: quality; display: grid; grid-template-columns: repeat(5, 1fr); margin: 0; padding: 0; border: 2px solid var(--ink); list-style: none; }
.quality-list li { min-height: 220px; padding: 22px; border-right: 1px solid var(--ink); background: var(--white); }
.quality-list li:last-child { border: 0; }
.quality-list span { display: block; margin-bottom: 45px; color: var(--red); font-size: 30px; font-weight: 900; }
.quality-list p { margin: 0; font-size: 14px; }
.testing-layout { display: grid; grid-template-columns: .8fr 1.2fr; gap: 70px; align-items: center; }
.test-graphic { position: relative; height: 360px; display: grid; place-items: center; border: 2px solid var(--ink); background: var(--white); overflow: hidden; }
.test-graphic div { position: absolute; width: 260px; height: 260px; border: 2px solid var(--red); border-radius: 50%; }
.test-graphic div:nth-child(2) { width: 190px; height: 190px; }.test-graphic div:nth-child(3) { width: 110px; height: 110px; background: var(--yellow); }
.test-graphic span { position: relative; z-index: 2; font-size: 24px; font-weight: 900; }
.testing-layout > div > p { color: var(--muted); font-size: 17px; }
.testing-layout .note { padding: 16px; border-left: 6px solid var(--red); background: var(--white); font-size: 13px; }
.repair-flow { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.repair-flow article { position: relative; padding: 25px; border-top: 6px solid var(--red); background: var(--white); box-shadow: var(--shadow); }
.repair-flow article:not(:last-child)::after { content: "→"; position: absolute; right: -21px; top: 50%; z-index: 2; color: var(--red); font-size: 28px; font-weight: 900; }
.repair-flow b { font-size: 36px; }.repair-flow p { color: var(--muted); font-size: 13px; }
.supply-spec { display: grid; grid-template-columns: repeat(4, 1fr); border: 2px solid var(--ink); }
.supply-spec div { padding: 30px; border-right: 1px dashed var(--ink); }
.supply-spec div:last-child { border: 0; }
.supply-spec span { color: var(--red); font-size: 11px; font-weight: 900; letter-spacing: .1em; }
.supply-spec p { margin: 35px 0 0; font-weight: 700; }

.registry-table { margin: 0; border: 2px solid var(--ink); background: var(--white); }
.registry-table div { display: grid; grid-template-columns: 260px 1fr; border-bottom: 1px solid var(--line); }
.registry-table div:last-child { border: 0; }
.registry-table dt, .registry-table dd { margin: 0; padding: 16px 20px; }
.registry-table dt { border-right: 1px solid var(--line); color: var(--muted); font-size: 11px; font-weight: 800; letter-spacing: .06em; text-transform: uppercase; }
.registry-table dd { font-size: 14px; font-weight: 600; }
.accordion { border-top: 3px solid var(--ink); }
.accordion details { border-bottom: 1px solid var(--ink); }
.accordion summary { position: relative; padding: 23px 60px 23px 10px; cursor: pointer; font-size: 19px; font-weight: 800; list-style: none; }
.accordion summary::-webkit-details-marker { display: none; }
.accordion summary::after { content: "+"; position: absolute; right: 15px; top: 14px; width: 38px; height: 38px; display: grid; place-items: center; background: var(--red); color: white; font-size: 25px; }
.accordion details[open] summary::after { content: "−"; }
.accordion details p { max-width: 850px; padding: 0 10px 25px; color: var(--muted); }

.contact-section { max-width: none; padding-left: max(24px, calc((100vw - var(--max)) / 2 + 24px)); padding-right: max(24px, calc((100vw - var(--max)) / 2 + 24px)); background: var(--white); }
.contact-layout { max-width: var(--max); margin: auto; display: grid; grid-template-columns: .8fr 1.2fr; gap: 80px; }
.contact-copy p { color: var(--muted); font-size: 17px; }
.email-display { display: inline-block; margin: 25px 0; color: var(--red); font-size: clamp(22px, 3vw, 38px); font-weight: 900; text-decoration-thickness: 2px; }
.contact-copy address { max-width: 420px; font-style: normal; }
.contact-form { padding: 32px; border: 2px solid var(--ink); box-shadow: 9px 9px 0 var(--yellow); }
.contact-form > label:not(.consent) { display: block; margin-bottom: 18px; }
.contact-form label > span:first-child { display: block; margin-bottom: 7px; font-size: 11px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.consent { display: flex; align-items: flex-start; gap: 10px; margin: 20px 0; font-size: 13px; }
.form-confirmation { margin-top: 18px; padding: 14px; border-left: 5px solid var(--red); background: #f4e5e1; color: var(--ink); font-weight: 700; }
.final-check { padding-bottom: 100px; }
.final-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; padding: 45px; background: var(--yellow); border: 2px solid var(--ink); box-shadow: 10px 10px 0 var(--red); }
.final-grid ul { margin: 0; padding: 0; list-style: none; }
.final-grid li { padding: 11px 0 11px 30px; border-bottom: 1px solid rgba(32,35,34,.35); position: relative; }
.final-grid li::before { content: "✓"; position: absolute; left: 3px; font-weight: 900; }
.final-grid .btn { justify-self: start; }

footer { max-width: var(--max); margin: auto; padding: 45px 24px; display: grid; grid-template-columns: .7fr 1.4fr auto; gap: 30px; align-items: start; font-size: 12px; }
footer b, footer span { display: block; } footer p { color: var(--muted); } footer a { font-weight: 800; }

@media (max-width: 980px) {
  .desktop-nav { display: none; }.menu-btn { display: block; }
  .hero-grid, .builder-layout, .boundary-layout, .testing-layout, .contact-layout { grid-template-columns: 1fr; }
  .plan-card { max-width: 600px; }.check-band, .document-grid, .quality-list { grid-template-columns: repeat(2, 1fr); }
  .check-band article:nth-child(2), .document-grid article:nth-child(2), .quality-list li:nth-child(2), .quality-list li:nth-child(4) { border-right: 0; }
  .check-band article, .document-grid article, .quality-list li { border-bottom: 1px solid var(--ink); }
  .area-grid { grid-template-columns: repeat(2, 1fr); }.area-grid article:first-child { grid-column: auto; }
  .builder-output { position: static; }.coord-map { gap: 130px; padding: 0; }
  .repair-flow, .supply-spec { grid-template-columns: repeat(2, 1fr); }
  .repair-flow article::after { display: none; }
  .supply-spec div:nth-child(2) { border-right: 0; }.supply-spec div:nth-child(-n+2) { border-bottom: 1px dashed var(--ink); }
  footer { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 660px) {
  html { scroll-padding-top: 102px; }.alert-strip { min-height: 40px; padding: 7px 12px; font-size: 9px; }
  .header-main { min-height: 62px; padding: 0 16px; }.brand small { display: none; }.brand b { font-size: 13px; }.brand-mark { width: 31px; height: 31px; }
  .mobile-nav { inset: 102px 0 0; }
  .section { padding: 62px 16px; }.hero { padding-top: 48px; }
  h1 { font-size: 44px; }.section-heading p, .lead { font-size: 16px; }
  .hero-grid { gap: 40px; }.status-row { grid-template-columns: 1fr; }.status-row div { border-right: 0; border-bottom: 1px solid var(--ink); }
  .status-row div:last-child { border-bottom: 0; }.route-map { height: 250px; }
  .check-band, .area-grid, .document-grid, .quality-list, .repair-flow, .supply-spec, .case-list { grid-template-columns: 1fr; }
  .check-band article, .document-grid article, .quality-list li, .supply-spec div { min-height: auto; border-right: 0; border-bottom: 1px solid var(--ink); }
  .check-icon, .document-grid b, .quality-list span { margin-bottom: 18px; }
  .area-grid article { min-height: 250px; }
  .protocol-list article { grid-template-columns: 70px 1fr; gap: 14px; }.protocol-list article > b { font-size: 50px; }.protocol-list article > span { display: none; }
  .tab-panel { padding: 28px 20px; }.tab-panel ul { grid-template-columns: 1fr; }
  .builder-form, .builder-output, .contact-form { padding: 20px; }.radio-grid, .check-grid { grid-template-columns: 1fr; }
  .output-head { flex-direction: column; }.builder-output pre { min-height: 280px; font-size: 12px; }
  .coord-map { min-height: auto; grid-template-columns: 1fr; gap: 16px; padding-top: 100px; }
  .coord-map::before, .coord-map::after { display: none; }.coord-center { top: 45px; width: 80px; height: 80px; }
  .do-dont { grid-template-columns: 1fr; }.do-dont article + article { border-left: 0; border-top: 2px solid white; }
  .case-list article { border-right: 0; }
  .testing-layout { gap: 35px; }.test-graphic { height: 280px; }
  .registry-table div { grid-template-columns: 1fr; }.registry-table dt { border-right: 0; border-bottom: 1px dotted var(--line); padding-bottom: 7px; }.registry-table dd { padding-top: 8px; overflow-wrap: anywhere; }
  .final-grid { grid-template-columns: 1fr; padding: 25px; }
  footer { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; }
}