:root {
  --ku-navy: #10233f;
  --ku-navy-2: #17365f;
  --ku-blue: #1769e0;
  --ku-blue-dark: #0d52b8;
  --ku-orange: #f97316;
  --ku-orange-soft: #fff4eb;
  --ku-green: #178252;
  --ku-red: #c93434;
  --ku-yellow: #a76008;
  --ku-ink: #172033;
  --ku-muted: #5c667a;
  --ku-line: #dfe6ef;
  --ku-surface: #f4f7fb;
  --ku-white: #fff;
  --ku-shadow: 0 16px 40px rgba(16, 35, 63, .09);
  --ku-shadow-sm: 0 8px 24px rgba(16, 35, 63, .07);
  --ku-radius: 18px;
  --ku-radius-sm: 11px;
  --ku-container: 1180px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ku-ink); background: var(--ku-white); font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; font-size: 16px; line-height: 1.65; text-rendering: optimizeLegibility; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; height: auto; }
a { color: var(--ku-blue); text-decoration-thickness: .08em; text-underline-offset: .18em; }
a:hover { color: var(--ku-blue-dark); }
button, input, select, textarea { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
h1, h2, h3, h4 { margin: 0 0 .65em; color: var(--ku-navy); font-weight: 780; line-height: 1.17; letter-spacing: -.025em; }
h1 { font-size: clamp(2rem, 5vw, 3.85rem); }
h2 { font-size: clamp(1.65rem, 3vw, 2.35rem); }
h3 { font-size: 1.18rem; }
p { margin: 0 0 1rem; }
.container { width: min(calc(100% - 32px), var(--ku-container)); margin-inline: auto; }
.section { padding: clamp(3.5rem, 7vw, 6.5rem) 0; }
.section--surface { background: var(--ku-surface); }
.section--navy { color: #dce8f8; background: linear-gradient(135deg, var(--ku-navy), #0b315e); }
.section--navy h2 { color: var(--ku-white); }
.screen-reader-text { position: absolute!important; width: 1px; height: 1px; margin: -1px; padding: 0; clip: rect(0 0 0 0); clip-path: inset(50%); overflow: hidden; white-space: nowrap; border: 0; }
.screen-reader-text:focus { z-index: 100000; top: 10px; left: 10px; width: auto; height: auto; padding: 12px 16px; clip: auto!important; clip-path: none; color: var(--ku-white); background: var(--ku-navy); border-radius: 8px; }
:focus-visible { outline: 3px solid rgba(249, 115, 22, .5); outline-offset: 3px; }

.site-header { position: sticky; z-index: 100; top: 0; background: rgba(255, 255, 255, .95); border-bottom: 1px solid rgba(223, 230, 239, .9); backdrop-filter: blur(14px); }
.admin-bar .site-header { top: 32px; }
.header-inner { display: flex; min-height: 76px; align-items: center; justify-content: space-between; gap: 24px; }
.site-brand { display: inline-flex; align-items: center; gap: 11px; color: var(--ku-navy); text-decoration: none; }
.site-brand:hover { color: var(--ku-navy); }
.site-brand__mark { display: grid; width: 44px; height: 44px; place-items: center; color: var(--ku-white); background: linear-gradient(145deg, var(--ku-blue), #0a4eb4); border-radius: 13px 13px 13px 4px; box-shadow: 0 7px 18px rgba(23, 105, 224, .25); font-size: 12px; font-weight: 850; letter-spacing: -.02em; }
.site-brand__text { font-size: 21px; font-weight: 500; letter-spacing: -.04em; }
.site-brand__text strong { font-weight: 850; }
.site-brand__text span { color: var(--ku-orange); font-size: 14px; font-weight: 800; }
.custom-logo-link { display: flex; }
.custom-logo { width: auto; max-width: 220px; height: 48px; object-fit: contain; }
.primary-navigation .menu { display: flex; align-items: center; gap: 6px; margin: 0; padding: 0; list-style: none; }
.primary-navigation a { display: block; padding: 10px 13px; color: #334158; border-radius: 8px; font-size: 14px; font-weight: 690; text-decoration: none; }
.primary-navigation a:hover, .primary-navigation .current-menu-item > a { color: var(--ku-blue); background: #edf4ff; }
.menu-toggle { display: none; width: 45px; height: 42px; padding: 9px; background: transparent; border: 1px solid var(--ku-line); border-radius: 9px; }
.menu-toggle > span:not(.screen-reader-text) { display: block; width: 100%; height: 2px; margin: 5px 0; background: var(--ku-navy); border-radius: 2px; }

.hero { position: relative; overflow: hidden; padding: clamp(4rem, 8vw, 7rem) 0; background: radial-gradient(circle at 82% 17%, rgba(23,105,224,.15), transparent 26%), linear-gradient(180deg, #f8fbff 0%, #fff 100%); }
.hero::before { position: absolute; inset: 0; content: ""; opacity: .4; pointer-events: none; background-image: linear-gradient(rgba(23,105,224,.035) 1px, transparent 1px), linear-gradient(90deg, rgba(23,105,224,.035) 1px, transparent 1px); background-size: 28px 28px; mask-image: linear-gradient(to right, transparent, #000 55%, #000); }
.hero-grid { position: relative; display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(310px, .75fr); align-items: center; gap: clamp(3rem, 8vw, 7rem); }
.hero-copy h1 { max-width: 760px; margin-bottom: 20px; }
.hero-copy h1::after { display: inline-block; width: .22em; height: .22em; margin-left: .1em; content: ""; background: var(--ku-orange); border-radius: 50%; }
.hero-lead { max-width: 720px; margin-bottom: 28px; color: #44536b; font-size: clamp(1.06rem, 2vw, 1.22rem); }
.eyebrow { display: flex; align-items: center; gap: 9px; margin-bottom: 13px; color: var(--ku-blue); font-size: 12px; font-weight: 850; letter-spacing: .11em; text-transform: uppercase; }
.eyebrow > span { width: 23px; height: 3px; background: var(--ku-orange); border-radius: 3px; }
.eyebrow--light { color: #9bc4ff; }
.hero-hint { margin-top: 14px; color: var(--ku-muted); font-size: 13px; }
.hero-hint a { color: #3e5f8d; font-weight: 650; }
.hero-panel { position: relative; padding: 30px; background: rgba(255,255,255,.86); border: 1px solid rgba(218,228,241,.9); border-radius: 26px; box-shadow: var(--ku-shadow); backdrop-filter: blur(10px); }
.hero-panel::before { position: absolute; z-index: -1; inset: -20px -24px 40% 36%; content: ""; background: var(--ku-orange-soft); border-radius: 35px; transform: rotate(4deg); }
.device-screen { position: relative; min-height: 155px; padding: 23px; overflow: hidden; color: #d9f3ff; background: linear-gradient(150deg, #071523, #0c2b42); border: 7px solid #d8e0e8; border-radius: 18px; box-shadow: inset 0 0 25px rgba(0,0,0,.3); }
.device-screen__label { display: block; color: #8dadbd; font-size: 11px; font-weight: 720; letter-spacing: .1em; text-transform: uppercase; }
.device-screen strong { display: block; margin-top: 8px; font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 58px; line-height: 1; letter-spacing: .06em; text-shadow: 0 0 18px rgba(40,192,255,.65); }
.device-screen__pulse { position: absolute; right: 23px; bottom: 28px; width: 10px; height: 10px; background: #ff693b; border-radius: 50%; box-shadow: 0 0 0 0 rgba(255,105,59,.7); animation: ku-pulse 2s infinite; }
@keyframes ku-pulse { 70% { box-shadow: 0 0 0 12px rgba(255,105,59,0); } 100% { box-shadow: 0 0 0 0 rgba(255,105,59,0); } }
.mini-steps { display: grid; gap: 13px; margin: 24px 0 0; padding: 0; list-style: none; }
.mini-steps li { display: flex; align-items: center; gap: 12px; color: #40506a; font-size: 14px; font-weight: 650; }
.mini-steps span { display: grid; flex: 0 0 28px; width: 28px; height: 28px; place-items: center; color: var(--ku-blue); background: #edf4ff; border-radius: 8px; font-size: 12px; font-weight: 850; }

.ku-search { position: relative; display: flex; gap: 8px; width: 100%; max-width: 760px; padding: 7px; background: var(--ku-white); border: 1px solid #d7e0ec; border-radius: 14px; box-shadow: 0 13px 34px rgba(16,35,63,.09); }
.ku-search input[type="search"] { min-width: 0; min-height: 52px; flex: 1; padding: 0 17px; color: var(--ku-ink); background: transparent; border: 0; outline: 0; }
.ku-search input::placeholder { color: #7c8799; }
.ku-search select { min-width: 140px; padding: 0 12px; color: #3d4c62; background: #f5f8fc; border: 0; border-radius: 9px; }
.ku-search button { min-height: 52px; padding: 0 23px; color: var(--ku-white); background: var(--ku-blue); border: 0; border-radius: 9px; cursor: pointer; font-weight: 780; box-shadow: 0 7px 18px rgba(23,105,224,.2); }
.ku-search button:hover { background: var(--ku-blue-dark); }
.ku-search--aside, .ku-search--sidebar { display: grid; padding: 0; background: transparent; border: 0; box-shadow: none; }
.ku-search--aside select, .ku-search--sidebar select { display: none; }
.ku-search--aside input[type="search"], .ku-search--sidebar input[type="search"] { min-height: 46px; padding: 0 12px; background: var(--ku-white); border: 1px solid var(--ku-line); border-radius: 8px; }
.ku-search--aside button, .ku-search--sidebar button { min-height: 44px; }
.ku-suggestions { position: absolute; z-index: 20; top: calc(100% + 8px); right: 0; left: 0; display: none; max-height: 360px; margin: 0; padding: 6px; overflow-y: auto; background: #fff; border: 1px solid var(--ku-line); border-radius: 12px; box-shadow: var(--ku-shadow); list-style: none; }
.ku-suggestions.is-open { display: block; }
.ku-suggestions a { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 10px 12px; color: var(--ku-ink); border-radius: 8px; text-decoration: none; }
.ku-suggestions a:hover, .ku-suggestions a:focus, .ku-suggestions .is-active a { background: var(--ku-surface); }
.ku-suggestions code { color: var(--ku-blue); font-weight: 800; }

.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 30px; margin-bottom: 28px; }
.section-heading h2 { margin-bottom: 0; }
.text-link { flex: 0 0 auto; font-weight: 720; text-decoration: none; }
.count-badge { padding: 7px 12px; color: var(--ku-blue); background: #ecf4ff; border-radius: 999px; font-size: 12px; font-weight: 800; }
.device-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 15px; }
.device-card { display: grid; min-height: 165px; align-content: start; padding: 21px; color: var(--ku-ink); background: var(--ku-white); border: 1px solid var(--ku-line); border-radius: 15px; box-shadow: 0 6px 20px rgba(16,35,63,.04); text-decoration: none; transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease; }
.device-card:hover { color: var(--ku-ink); border-color: #b6cdf0; box-shadow: var(--ku-shadow-sm); transform: translateY(-3px); }
.device-card__icon { display: grid; width: 48px; height: 48px; margin-bottom: 23px; place-items: center; color: var(--ku-blue); background: #edf4ff; border-radius: 12px; font-size: 11px; font-weight: 850; letter-spacing: .05em; }
.device-card strong { display: block; line-height: 1.25; }
.device-card small { margin-top: 5px; color: var(--ku-muted); }
.device-card--placeholder { opacity: .72; }

.card-grid, .article-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 19px; }
.fault-card { min-width: 0; margin: 0; overflow: hidden; background: var(--ku-white); border: 1px solid var(--ku-line); border-radius: var(--ku-radius); box-shadow: 0 7px 25px rgba(16,35,63,.045); transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease; }
.fault-card:hover { border-color: #bfd2ec; box-shadow: var(--ku-shadow-sm); transform: translateY(-3px); }
.fault-card__link { display: block; height: 100%; padding: 23px; color: inherit; text-decoration: none; }
.fault-card__top { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 18px; }
.fault-code { display: inline-grid; min-width: 59px; min-height: 37px; padding: 6px 10px; place-items: center; color: #91efff; background: #0d2539; border-radius: 8px; font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 17px; font-weight: 850; line-height: 1; letter-spacing: .04em; text-transform: uppercase; }
.fault-code--large { min-width: 89px; min-height: 53px; padding: 9px 15px; border-radius: 11px; font-size: 28px; }
.severity { display: inline-flex; align-items: center; padding: 6px 9px; border-radius: 999px; font-size: 10px; font-weight: 850; letter-spacing: .045em; text-transform: uppercase; }
.severity--info { color: #145bb5; background: #eaf3ff; }
.severity--caution { color: #8b520b; background: #fff2d8; }
.severity--stop { color: #a92727; background: #ffe5e5; }
.severity--service { color: #6d35a4; background: #f1e7ff; }
.fault-card__meta { min-height: 20px; margin: 0 0 8px; color: var(--ku-muted); font-size: 12px; font-weight: 700; }
.fault-card__meta span { margin: 0 4px; color: #aeb7c4; }
.fault-card h3 { margin-bottom: 9px; font-size: 1.14rem; }
.fault-card p:not(.fault-card__meta) { color: var(--ku-muted); font-size: 14px; }
.card-cta { color: var(--ku-blue); font-size: 13px; font-weight: 780; }
.article-card { overflow: hidden; background: #fff; border: 1px solid var(--ku-line); border-radius: var(--ku-radius); box-shadow: 0 7px 25px rgba(16,35,63,.045); }
.article-card__media { display: block; overflow: hidden; aspect-ratio: 16/9; background: #eaf0f8; }
.article-card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .25s ease; }
.article-card:hover .article-card__media img { transform: scale(1.025); }
.article-card__placeholder { display: grid; width: 100%; height: 100%; place-items: center; color: rgba(23,105,224,.2); background: linear-gradient(135deg,#f0f6ff,#e8edf5); font-size: 42px; font-weight: 900; }
.article-card__body { padding: 20px; }
.article-card__meta { color: var(--ku-muted); font-size: 12px; }
.article-card h3 a { color: var(--ku-navy); text-decoration: none; }
.article-card__body > p:last-child { color: var(--ku-muted); font-size: 14px; }
.empty-state { grid-column: 1/-1; padding: 34px; text-align: center; background: var(--ku-surface); border: 1px dashed #cbd6e5; border-radius: var(--ku-radius); }
.empty-state strong { display: block; margin-bottom: 7px; color: var(--ku-navy); font-size: 18px; }
.trust-grid { display: grid; grid-template-columns: 1.1fr .9fr; align-items: center; gap: 70px; }
.trust-grid p { max-width: 650px; color: #bfd0e7; }
.check-list { display: grid; gap: 13px; margin: 0; padding: 0; list-style: none; }
.check-list li { position: relative; padding: 13px 16px 13px 49px; color: #edf6ff; background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.11); border-radius: 11px; font-weight: 650; }
.check-list li::before { position: absolute; top: 50%; left: 16px; display: grid; width: 22px; height: 22px; content: "✓"; place-items: center; color: #87e7b5; background: rgba(83,203,143,.14); border-radius: 50%; font-size: 12px; transform: translateY(-50%); }

.breadcrumbs { margin: 0 0 25px; overflow-x: auto; color: var(--ku-muted); font-size: 12px; }
.breadcrumbs ol { display: flex; align-items: center; gap: 8px; width: max-content; margin: 0; padding: 0; list-style: none; }
.breadcrumbs li:not(:last-child)::after { margin-left: 8px; color: #a9b2c0; content: "/"; }
.breadcrumbs a { color: var(--ku-muted); }
.archive-hero { max-width: 880px; margin-bottom: 35px; }
.archive-hero > p:not(.eyebrow) { max-width: 760px; color: var(--ku-muted); font-size: 1.06rem; }
.archive-hero .ku-search { margin-top: 24px; }
.archive-hero--compact { margin-bottom: 30px; }
.archive-header { margin-bottom: 30px; }
.archive-description { max-width: 780px; color: var(--ku-muted); }
.results-bar { display: flex; align-items: center; justify-content: space-between; margin: 20px 0; padding: 12px 15px; background: var(--ku-surface); border-radius: 9px; font-size: 13px; }
.navigation.pagination { margin-top: 35px; }
.nav-links { display: flex; flex-wrap: wrap; gap: 7px; }
.page-numbers { display: grid; min-width: 41px; height: 41px; padding: 0 10px; place-items: center; color: var(--ku-navy); background: #fff; border: 1px solid var(--ku-line); border-radius: 8px; text-decoration: none; }
.page-numbers.current, .page-numbers:hover { color: #fff; background: var(--ku-blue); border-color: var(--ku-blue); }

.fault-container { padding-top: 28px; padding-bottom: 70px; }
.fault-hero { max-width: 900px; padding: clamp(1.3rem, 4vw, 2.2rem) 0 2rem; }
.fault-hero__labels { display: flex; align-items: center; gap: 12px; margin-bottom: 20px; }
.fault-hero h1 { margin-bottom: 13px; font-size: clamp(2rem, 4.8vw, 3.45rem); }
.fault-taxonomy { color: var(--ku-muted); font-size: 14px; }
.fault-taxonomy span { margin: 0 7px; color: #b6bec9; }
.fault-summary { max-width: 850px; margin: 20px 0; color: #3d4d65; font-size: clamp(1.08rem, 2vw, 1.22rem); line-height: 1.65; }
.verification-bar { display: inline-flex; align-items: center; gap: 9px; padding: 9px 12px; color: #326044; background: #edf9f2; border: 1px solid #cee9d9; border-radius: 9px; font-size: 12px; font-weight: 680; }
.verification-bar > span { display: grid; width: 19px; height: 19px; place-items: center; color: #fff; background: var(--ku-green); border-radius: 50%; font-size: 10px; }
.fault-layout { display: grid; grid-template-columns: minmax(0, 760px) minmax(240px, 320px); justify-content: space-between; gap: clamp(2.5rem, 6vw, 5rem); margin-top: 26px; }
.fault-content { min-width: 0; }
.diagnostic-section { padding: 29px 0; border-bottom: 1px solid var(--ku-line); }
.diagnostic-section:first-child { padding-top: 0; }
.diagnostic-section h2, .safety-box h2, .sources-box h2 { margin-bottom: 17px; font-size: clamp(1.35rem, 2.2vw, 1.68rem); }
.ku-data-list { display: grid; gap: 10px; margin: 0; padding: 0; list-style: none; counter-reset: ku-list; }
.ku-data-list li { position: relative; min-height: 28px; padding-left: 35px; }
.ku-data-list--check li::before { position: absolute; top: 3px; left: 0; display: grid; width: 22px; height: 22px; content: "✓"; place-items: center; color: var(--ku-blue); background: #eaf3ff; border-radius: 6px; font-size: 11px; font-weight: 900; }
.ku-data-list--numbered li, .ku-data-list--steps li { counter-increment: ku-list; }
.ku-data-list--numbered li::before, .ku-data-list--steps li::before { position: absolute; top: 0; left: 0; display: grid; width: 25px; height: 25px; content: counter(ku-list); place-items: center; color: var(--ku-blue); background: #edf4ff; border-radius: 7px; font-size: 11px; font-weight: 850; }
.ku-data-list--steps { gap: 13px; }
.ku-data-list--steps li { padding: 13px 15px 13px 49px; background: #f7f9fc; border: 1px solid #e2e8f0; border-radius: 11px; }
.ku-data-list--steps li::before { top: 13px; left: 14px; color: #fff; background: var(--ku-blue); }
.ku-data-list--warning li::before { position: absolute; top: 4px; left: 4px; color: var(--ku-red); content: "•"; font-size: 18px; font-weight: 900; line-height: 1; }
.section-note { padding: 10px 13px; color: #566274; background: #fff8e9; border-left: 3px solid #f2a51b; border-radius: 0 7px 7px 0; font-size: 13px; }
.safety-box { display: grid; grid-template-columns: 45px 1fr; gap: 16px; margin: 29px 0; padding: 22px; color: #572121; background: #fff0f0; border: 1px solid #f1caca; border-radius: 14px; }
.safety-box h2 { color: #861f1f; }
.safety-box__icon { display: grid; width: 40px; height: 40px; place-items: center; color: #fff; background: var(--ku-red); border-radius: 11px; font-size: 23px; font-weight: 900; }
.sources-box { margin-top: 32px; padding: 23px; background: #f5f8fc; border: 1px solid var(--ku-line); border-radius: 13px; }
.sources-box p, .sources-box li { color: var(--ku-muted); font-size: 13px; }
.sources-box ul { margin-bottom: 0; padding-left: 19px; }
.fault-aside { min-width: 0; }
.aside-card { margin-bottom: 17px; padding: 21px; background: #fff; border: 1px solid var(--ku-line); border-radius: 14px; box-shadow: var(--ku-shadow-sm); }
.aside-card h2 { margin-bottom: 14px; font-size: 1.08rem; }
.aside-card dl { margin: 0; }
.aside-card dl > div { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; padding: 9px 0; border-bottom: 1px solid #edf0f4; }
.aside-card dl > div:last-child { border-bottom: 0; }
.aside-card dt { color: var(--ku-muted); font-size: 12px; }
.aside-card dd { margin: 0; text-align: right; font-size: 13px; font-weight: 750; }
.aside-card--help { background: #f5f9ff; box-shadow: none; }
.aside-card--help p { color: var(--ku-muted); font-size: 13px; }
.related-section { margin-top: 55px; padding-top: 45px; border-top: 1px solid var(--ku-line); }

.content-layout { display: grid; grid-template-columns: minmax(0, 780px) minmax(240px, 320px); justify-content: space-between; gap: 65px; }
.content-column { min-width: 0; }
.sidebar-column { min-width: 0; }
.widget { margin-bottom: 18px; padding: 21px; background: #fff; border: 1px solid var(--ku-line); border-radius: 13px; }
.widget-title { font-size: 1.08rem; }
.widget ul { margin: 0; padding-left: 18px; }
.widget--trust { background: #f5f9ff; }
.widget--trust p { color: var(--ku-muted); font-size: 13px; }
.entry-header { max-width: 850px; margin-bottom: 28px; }
.entry-header h1 { font-size: clamp(2rem, 4.4vw, 3.2rem); }
.entry-meta { color: var(--ku-muted); font-size: 13px; }
.entry-lead { color: #485870; font-size: 1.14rem; }
.entry-image { margin: 0 0 30px; overflow: hidden; border-radius: var(--ku-radius); }
.page-container { max-width: 900px; }
.prose { color: #29364a; }
.prose > *:first-child { margin-top: 0; }
.prose h2 { margin-top: 1.7em; }
.prose h3 { margin-top: 1.5em; }
.prose p, .prose li { overflow-wrap: break-word; }
.prose a { text-decoration: underline; }
.prose blockquote { margin: 1.5rem 0; padding: 18px 22px; color: #41516a; background: var(--ku-surface); border-left: 4px solid var(--ku-blue); }
.prose table { display: block; width: 100%; max-width: 100%; overflow-x: auto; border-collapse: collapse; }
.prose th, .prose td { padding: 10px 12px; border: 1px solid var(--ku-line); text-align: left; }
.prose th { background: var(--ku-surface); }
.error-page { max-width: 760px; padding-top: 30px; text-align: center; }
.error-code { display: block; color: #d9e5f5; font-size: clamp(5rem, 18vw, 10rem); font-weight: 900; line-height: 1; letter-spacing: -.08em; }
.error-page p { color: var(--ku-muted); }
.error-page .ku-search { margin: 25px auto; }
.button-secondary { display: inline-flex; padding: 10px 15px; color: var(--ku-navy); background: #fff; border: 1px solid var(--ku-line); border-radius: 9px; font-weight: 700; text-decoration: none; }

.ku-ad { width: min(calc(100% - 32px), var(--ku-container)); min-height: 90px; margin: 25px auto; text-align: center; }
.ku-ad--fault_sidebar, .ku-ad--sidebar_top { width: 100%; min-height: 250px; margin: 17px 0; }
.ku-ad__label { display: block; margin-bottom: 4px; color: #9aa4b3; font-size: 9px; letter-spacing: .08em; text-transform: uppercase; }
.ku-ad--preview { display: grid; min-height: 90px; place-items: center; color: #8b96a6; background: repeating-linear-gradient(-45deg,#f6f8fb,#f6f8fb 10px,#eef2f7 10px,#eef2f7 20px); border: 1px dashed #cbd5e2; border-radius: 8px; font-size: 11px; }

.site-footer { padding: 55px 0 20px; color: #b9c8dc; background: #0b1b31; }
.site-footer .site-brand { color: #fff; }
.site-footer .site-brand__mark { box-shadow: none; }
.footer-grid { display: grid; grid-template-columns: 1.25fr .75fr 1fr; gap: 55px; }
.footer-grid > div:first-child p { max-width: 390px; margin-top: 17px; }
.footer-grid h2 { color: #fff; font-size: 14px; letter-spacing: .04em; }
.footer-grid p, .footer-grid li { font-size: 13px; }
.footer-grid ul { margin: 0; padding: 0; list-style: none; }
.footer-grid li { margin: 7px 0; }
.footer-grid a { color: #d8e7f9; text-decoration: none; }
.footer-grid a:hover { color: #fff; }
.footer-bottom { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-top: 45px; padding-top: 17px; border-top: 1px solid rgba(255,255,255,.09); }
.footer-bottom p { margin: 0; font-size: 12px; }
.footer-bottom a { color: #b9c8dc; }

@media (max-width: 1024px) {
  .device-grid { grid-template-columns: repeat(3, 1fr); }
  .card-grid, .article-grid { grid-template-columns: repeat(2, 1fr); }
  .fault-layout, .content-layout { grid-template-columns: minmax(0, 1fr) 280px; gap: 35px; }
}

@media (max-width: 820px) {
  .admin-bar .site-header { top: 46px; }
  .menu-toggle { display: block; }
  .primary-navigation { position: absolute; top: calc(100% + 1px); right: 0; left: 0; display: none; padding: 10px 16px 18px; background: #fff; border-bottom: 1px solid var(--ku-line); box-shadow: var(--ku-shadow-sm); }
  .primary-navigation.is-open { display: block; }
  .primary-navigation .menu { display: grid; gap: 2px; }
  .primary-navigation a { padding: 11px 12px; }
  .hero-grid { grid-template-columns: 1fr; }
  .hero-panel { max-width: 560px; }
  .trust-grid, .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .fault-layout, .content-layout { grid-template-columns: 1fr; }
  .fault-aside, .sidebar-column { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .fault-aside > *, .sidebar-column > * { margin: 0; }
}

@media (max-width: 620px) {
  .container { width: min(calc(100% - 22px), var(--ku-container)); }
  .header-inner { min-height: 67px; }
  .site-brand__mark { width: 40px; height: 40px; }
  .site-brand__text { font-size: 19px; }
  .hero { padding-top: 3rem; }
  .hero-panel { padding: 17px; }
  .device-screen { min-height: 135px; }
  .device-screen strong { font-size: 49px; }
  .ku-search { display: grid; }
  .ku-search input[type="search"], .ku-search select, .ku-search button { width: 100%; min-height: 48px; }
  .ku-search--hero select { display: none; }
  .device-grid, .card-grid, .article-grid { grid-template-columns: 1fr; }
  .device-grid { gap: 10px; }
  .device-card { min-height: 0; grid-template-columns: 47px 1fr; align-items: center; padding: 15px; }
  .device-card__icon { grid-row: 1/3; width: 40px; height: 40px; margin: 0; }
  .device-card small { margin: 0; }
  .section-heading { align-items: start; flex-direction: column; gap: 12px; }
  .fault-hero__labels { align-items: flex-start; flex-direction: column; }
  .fault-aside, .sidebar-column { grid-template-columns: 1fr; }
  .safety-box { grid-template-columns: 1fr; }
  .footer-bottom { align-items: flex-start; flex-direction: column; }
  .ku-ad { width: min(calc(100% - 22px), var(--ku-container)); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto!important; animation-duration: .01ms!important; animation-iteration-count: 1!important; transition-duration: .01ms!important; }
}

@media print {
  .site-header, .site-footer, .ku-ad, .fault-aside, .breadcrumbs, .related-section { display: none!important; }
  .fault-layout { display: block; }
  body { color: #000; background: #fff; }
  a { color: #000; text-decoration: none; }
  .fault-container { padding: 0; }
}