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.oil-samples{scroll-margin-top:95px;margin-top:38px}.oil-sample-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin:25px 0 32px}.oil-sample-grid .photo{margin:0}.oil-sample-grid .photo img{width:100%;height:auto;max-height:none;object-fit:contain}.oil-sample-grid figcaption{font-size:13px;line-height:1.7}
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@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}


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/* Case overview uses live HTML text; case findings are parallel, not invented steps. */
.opening{grid-template-areas:"copy photo" "overview overview";row-gap:28px}
.opening>.opening-copy{grid-area:copy}.opening>.hero-photo{grid-area:photo}.opening>.case-roadmap{grid-area:overview}
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.roadmap-who{display:flex;gap:16px;font-size:13px;margin:15px 0 18px;line-height:1.7}.roadmap-who b{font-weight:600;white-space:nowrap}.roadmap-who span{color:var(--dim)}
.roadmap-route{display:flex;list-style:none;padding:11px 0;margin:0 0 22px;border-top:1px solid #d6cebd;border-bottom:1px solid #d6cebd;gap:20px;color:#735720}.roadmap-route li{font-size:13px;font-weight:600;flex:1;position:relative;text-align:center}.roadmap-route li+li:before{content:"→";position:absolute;left:-16px;color:#a8987a;font-weight:400}
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/* Shared lower-page component treatment: Tesla / Range Rover case references. */
.related-cases{margin:50px 0 0;border-top:1px solid rgba(166,118,8,.3);padding-top:25px}.related-cases h2{font-size:21px;margin:0 0 14px}.related-cases>a{display:block;text-decoration:none;padding:16px 24px 16px 0;border-bottom:1px solid var(--line);position:relative}.related-cases>a:after{content:"↗";position:absolute;right:0;top:16px;color:#a67608}.related-cases span{display:block;font-size:16px;font-weight:600;line-height:1.7}.related-cases small{display:block;font-size:13px;line-height:1.8;color:var(--dim);margin-top:4px}
.cta-box{scroll-margin-top:100px;margin-top:40px;background:#fff;border:1px solid rgba(166,118,8,.3);border-left:3px solid #a67608;border-radius:2px;padding:28px}.cta-box h3{margin:0 0 14px;font-size:22px}.cta-box p{font-size:16px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 26px;border-radius:2px;font-weight:700;font-size:15px;margin-right:10px;text-decoration:none;line-height:1.6}.btn-gold{background:linear-gradient(165deg,#fdeaa0,#f0c752 34%,#cd9a28 72%,#eecb60 92%);color:#231a05;border:1px solid rgba(120,85,10,.55)}.btn-line{border:1px solid rgba(166,118,8,.3);color:#1c1a16}.cta-box .cta-note{font-size:13.5px;color:var(--dim);line-height:1.8;margin:14px 0 0}.cta-note a{color:#a67608}
.trust{margin:26px 0 42px;background:#f3f0ea;border:1px solid rgba(166,118,8,.3);border-radius:2px;padding:20px 22px}.trust h2{font-size:17px}.trust p{font-size:13.5px;color:var(--dim);line-height:1.72;margin:0 0 9px}.trust p:last-child{margin:0}
footer{border-top:1px solid rgba(166,118,8,.3);padding:34px 0 110px;background:#efece5}footer .wrap{max-width:780px;padding:0 22px}footer p{font-size:12.5px;color:#807b70;line-height:1.9}footer a{color:#a67608}
.cta-float{position:fixed;left:0;right:0;bottom:0;z-index:90;display:flex;box-shadow:0 -8px 28px rgba(0,0,0,.18)}.cta-float a{flex:1;display:flex;align-items:center;justify-content:center;gap:7px;padding:15px 6px;font-weight:800;font-size:14.5px;white-space:nowrap;text-decoration:none;line-height:1.8}.cf-tel{background:linear-gradient(165deg,#fdeaa0 0%,#f0c752 34%,#cd9a28 72%,#eecb60 92%);color:#231a05}.cf-kakao{background:#FEE500;color:#191919}.cf-naver{background:#03C75A;color:#fff}
@media(min-width:701px){.cta-float{left:auto;right:28px;bottom:28px;gap:12px;box-shadow:none}.cta-float a{flex:none;border-radius:2px;padding:14px 26px;box-shadow:0 12px 32px rgba(0,0,0,.28)}}
@media(max-width:760px){.opening{grid-template-areas:"copy" "overview" "photo";row-gap:22px}.case-roadmap{padding:19px 16px}.roadmap-intro{display:block}.roadmap-intro h2{font-size:23px}.roadmap-intro>p{font-size:13px;line-height:1.65;margin-top:8px}.roadmap-intro>p br{display:none}.roadmap-who{display:block;font-size:13px;margin:11px 0}.roadmap-who b{display:block;margin-bottom:2px}.roadmap-route{gap:12px;padding:10px 0;margin-bottom:16px}.roadmap-route li{font-size:12px;line-height:1.6}.roadmap-route li+li:before{left:-10px}.roadmap-grid{grid-template-columns:1fr 1fr;gap:9px}.roadmap-item{padding:12px 11px}.roadmap-tag{font-size:11px;margin-bottom:5px}.roadmap-item strong{font-size:17px;line-height:1.45}.roadmap-item p{font-size:13px;line-height:1.65;margin-top:7px}.roadmap-number{font-size:32px}.roadmap-foot{font-size:12px;margin-top:11px}.related-cases span{font-size:15px}.related-cases h2{font-size:20px}.cta-box{padding:23px 20px}.cta-box h3{font-size:21px}.cta-box .btn{display:flex;margin:0 0 10px;width:100%}.trust{padding:17px 18px}.trust p{font-size:13.5px;line-height:1.7}.en .roadmap-route li{font-size:11px}.en .roadmap-item strong{font-size:16px}.en .roadmap-item p{font-size:12px}.en .roadmap-tag{font-size:10px}}

/* Match the existing 52 px header brand mark. */
.brand-svg{width:52px;height:29.25px}

.opening{grid-template-columns:1fr;gap:25px;max-width:100%}.opening-copy{max-width:800px}.opening h1{font-size:42px;line-height:1.28}.hero-photo img{width:100%;aspect-ratio:16/9;object-fit:cover}.hero-photo figcaption{font-size:13px}.story{max-width:800px}.wrap{max-width:1080px}.quick-roadmap{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin:28px 0 35px}.quick-roadmap a{text-decoration:none;border-top:2px solid var(--gold);padding-top:12px}.quick-roadmap span{font-size:12px;color:var(--gold);display:block}.quick-roadmap strong{display:block;font-size:18px;line-height:1.45;margin:5px 0}.quick-roadmap small{display:block;color:var(--dim);font-size:13px}.photo-grid{align-items:start;gap:20px}.photo-grid img{aspect-ratio:16/9;object-fit:cover}.photo-grid:has(img[src*="front-before"]) img,.photo-grid:has(img[src*="rear-before"]) img{aspect-ratio:auto;object-fit:contain}.photo-grid figcaption{font-size:14px}.photo figcaption{font-size:14px}.photo img{border-radius:2px}.method-note{padding:22px 25px;background:#f1eee7;border-left:2px solid var(--gold);margin:25px 0}.method-note h3{margin:0 0 12px}.method-note p{font-size:15px;margin:0}.height-chart,.toe-chart{margin:30px 0;background:var(--paper);border:1px solid var(--line);padding:30px}.chart-top .eyebrow{margin:0 0 8px}.chart-top h3{font-size:28px;line-height:1.4;margin:0 0 12px}.chart-top>p:not(.eyebrow){font-size:14px;color:var(--dim);margin:0 0 8px}.plot-key{display:flex;gap:25px;font-size:14px;margin:20px 0 0}.plot-key span:before{content:"";display:inline-block;width:25px;margin:0 8px 4px 0;border-top:3px solid #416776}.plot-key .key-right:before{border-top:3px dashed #987536}.height-panels{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:22px}.height-panel{min-width:0;border-top:1px solid var(--line)}.plot-head{display:grid;grid-template-columns:1fr auto;align-items:center;padding:16px 0 0}.plot-head h3{font-size:22px;margin:0}.plot-head>span{font-size:13px;color:var(--dim);grid-column:2;grid-row:1}.plot-head strong{grid-column:2;font-size:38px;letter-spacing:-.04em;font-weight:700;line-height:1.3;color:var(--gold)}.plot-head i{font-size:22px;color:#a09a8d;font-style:normal;margin:0 10px}.plot-head small{font-size:15px;margin-left:8px;letter-spacing:0}.height-svg{width:100%;height:auto;display:block;margin-top:3px}.tick{font-size:14px;fill:#787266}.data-label{font-size:17px;font-weight:700;paint-order:stroke;stroke:#fffdf9;stroke-width:4px;stroke-linejoin:round}.plot-stages{display:grid;grid-template-columns:repeat(3,1fr);font-size:13px;font-weight:700;text-align:center;margin-top:-13px;padding-left:20px}.plot-stages small{display:block;font-size:12px;font-weight:400;color:var(--dim);line-height:1.4;margin-top:3px}.height-chart>figcaption,.toe-chart>figcaption{font-size:13px;border-top:1px solid var(--line);padding-top:15px;margin-top:25px}.toe-panel{padding-top:22px}.toe-panel h4{font-size:17px;margin:0 0 5px}.toe-panel svg{display:block;width:100%;height:auto}.toe-stage{font-size:18px;fill:#686155}.toe-value{font-size:18px;fill:#625a4b}.toe-value.final{fill:#8b692a;font-weight:700}.evidence-detail,.record-detail{border:1px solid var(--line);padding:17px 20px;margin:25px 0}.evidence-detail>summary,.record-detail>summary{font-size:16px;font-weight:600}.record-detail p{font-size:15px;margin-top:20px}.table-wrap{overflow-x:auto;margin:20px 0}table{width:100%;border-collapse:collapse;font-size:14px}th,td{padding:12px 14px;border-bottom:1px solid var(--line);text-align:left;white-space:normal}thead th{background:#eeeae2;color:#5e584d}tbody th{font-weight:500}td{font-variant-numeric:tabular-nums}.result-sheet{border-top:2px solid var(--gold);border-bottom:1px solid var(--line);padding:0 25px;background:#f1eee7;margin:30px 0}.result-sheet>div{display:grid;grid-template-columns:140px 1fr;gap:25px;padding:20px 0;border-bottom:1px solid var(--line)}.result-sheet>div:last-child{border:0}.result-sheet span{font-size:14px;color:#7e6636}.result-sheet p{font-size:17px;font-weight:600;margin:0}.rr-consult{background:#ebe5d8;border-top:2px solid var(--gold);padding:32px;margin:60px 0}.rr-consult h2{font-size:28px}.rr-consult .address{font-size:13px;margin:18px 0 0;color:#696153}.consult-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}.consult-actions a{font-size:14px;padding:11px 18px;text-decoration:none;border:1px solid #a6977c}.consult-actions a.primary{background:#292721;color:#fff;border-color:#292721}.faq-item{border-bottom:1px solid var(--line);padding:17px 0}.faq-item summary{font-size:17px;font-weight:600}.faq-item p{margin:16px 0 0;font-size:16px}.en .opening h1{font-size:38px}.preview-bar{text-align:center;font-size:12px;padding:7px 14px;background:#292721;color:#ede4cf}.toc{margin-bottom:40px}figure{margin-left:0;margin-right:0}
@media(max-width:760px){.wrap{padding:0 22px}.crumb{margin:21px 0}.opening h1,.en .opening h1{font-size:29px;line-height:1.35;letter-spacing:-.035em}.opening{gap:22px;display:block}.opening-copy{margin-bottom:22px}.lead{font-size:16px}.quick-roadmap{gap:13px;margin:24px 0}.quick-roadmap strong{font-size:15px}.quick-roadmap small{font-size:12px}.story>section{margin-top:44px}h2{font-size:26px}.height-chart,.toe-chart{padding:22px 15px;margin-left:-6px;margin-right:-6px}.chart-top h3{font-size:23px}.height-panels{grid-template-columns:1fr;gap:27px}.height-svg{max-width:430px;margin-left:auto;margin-right:auto}.plot-head strong{font-size:38px}.plot-head{padding-top:20px}.plot-stages{font-size:13px}.data-label{font-size:18px}.height-chart>figcaption,.toe-chart>figcaption{font-size:13px}.toe-panel svg{min-width:0}.toe-stage{font-size:22px}.toe-value{font-size:23px}.toe-panel .tick{font-size:21px}.toe-panel h4{font-size:18px}.photo-grid{grid-template-columns:1fr;gap:22px}.photo-grid img{aspect-ratio:16/9}.photo figcaption,.photo-grid figcaption{font-size:14px}.method-note{padding:21px}.result-sheet{padding:0 20px}.result-sheet>div{grid-template-columns:1fr;gap:6px;padding:17px 0}.result-sheet p{font-size:16px}.result-sheet span{font-size:13px}.rr-consult{padding:25px 21px}.rr-consult h2{font-size:25px}.consult-actions{flex-direction:column}.consult-actions a{text-align:center}.faq-item summary{font-size:16px}.en .nav-links{gap:12px}.en .plot-stages{font-size:12px}.en .quick-roadmap strong{font-size:14px}.en .quick-roadmap small{font-size:11px}.evidence-detail,.record-detail{padding:17px 14px}th,td{padding:10px 8px;font-size:13px}.preview-bar{font-size:11px}.nav-in{padding:10px 22px}}

.gap-axis{position:relative;height:18px;display:block}.gap-axis>span{position:absolute;left:0;transform:translateX(-50%);white-space:nowrap}.gap-axis>span:nth-child(2){left:50%}.gap-axis>span:nth-child(3){left:100%}
.opening{grid-template-areas:"copy" "photo"}.opening>.opening-copy,.opening>.hero-photo{min-width:0}.toe-car-panels{display:grid;grid-template-columns:1fr 1fr;gap:30px;margin-top:24px}.toe-car-panel{border-top:1px solid var(--line);padding-top:20px;min-width:0}.toe-car-panel h4{font-size:22px;margin:0 0 4px}.toe-car-panel>p{font-size:13px;margin:0;color:var(--dim)}.toe-car-panel svg{width:100%;height:auto;display:block;margin-top:12px}.car-label{font-size:15px;fill:#776c5a}.car-side{font-size:17px;fill:#706858}.car-value{font-size:25px;font-weight:700}.car-unit{font-size:15px;font-weight:500}
@media(max-width:760px){.opening{grid-template-areas:"copy" "photo"}.toe-car-panels{grid-template-columns:1fr;gap:24px}.toe-car-panel>p{font-size:14px}.car-label{font-size:17px}.car-side{font-size:19px}.car-value{font-size:27px}.car-unit{font-size:17px}}

.height-overview{padding:28px 30px;margin-bottom:0}.gap-grid{display:grid;grid-template-columns:1fr 1fr;gap:35px;margin:22px 0 0}.gap-panel{min-width:0;border-top:1px solid var(--line);padding-top:15px}.gap-panel h4{font-size:23px;margin:0 0 14px}.gap-row{display:grid;grid-template-columns:95px 1fr 48px;align-items:center;gap:10px;min-height:50px}.gap-label{font-size:14px;line-height:1.4}.gap-track{position:relative;height:12px;background:repeating-linear-gradient(to right,transparent 0,transparent calc(50% - 1px),#ddd5c5 calc(50% - 1px),#ddd5c5 50%),#ede9e0;border-left:1px solid #c2b6a0;border-radius:1px}.gap-fill{display:block;height:12px;background:#8e8e86;border-radius:1px}.gap-stage-1 .gap-fill{background:#b6a17e}.gap-stage-2 .gap-fill{background:#997338}.gap-zero:before{content:"";position:absolute;left:-3px;top:2px;width:7px;height:7px;border:2px solid #997338;background:#fffdf9;border-radius:50%}.gap-row strong{font-size:28px;line-height:1.2;letter-spacing:-.04em;text-align:right;font-variant-numeric:tabular-nums}.gap-row strong small{font-size:12px;font-weight:500;margin-left:4px;letter-spacing:0}.gap-stage-2 strong,.gap-stage-2 .gap-label{color:#8b6429;font-weight:700}.gap-axis{display:flex;justify-content:space-between;margin:2px 58px 0 105px;font-size:12px;color:#776f61}.height-payoff{border:1px solid var(--line);border-top:0;padding:26px 30px;background:#eee9df}.height-payoff h3{font-size:25px;margin:0 0 13px}.height-payoff p:last-child{font-size:16px;line-height:1.85;margin:0}.height-payoff .eyebrow{margin-bottom:10px}.height-details{border:1px solid var(--line);border-top:0;padding:18px 24px}.height-details>summary{font-size:15px;font-weight:600}.height-measurement-chart{margin:25px 0 15px}.height-measurement-chart figcaption{font-size:13px;line-height:1.7;margin-top:20px}.height-details>p{font-size:14px;color:var(--dim);margin:15px 0 0}.height-action{display:flex;align-items:center;justify-content:space-between;gap:15px;text-decoration:none;border-bottom:1px solid var(--line);padding:18px 2px}.height-action span{font-size:15px}.height-action strong{font-size:14px;color:#8b6429}.height-measurement-chart .plot-head strong{display:none}.height-measurement-chart .plot-head>span{display:none}
@media(max-width:760px){.height-overview{padding:22px 18px;margin-left:0;margin-right:0}.gap-grid{grid-template-columns:1fr;gap:22px;margin-top:20px}.gap-panel{padding-top:16px}.gap-panel h4{font-size:22px;margin-bottom:8px}.gap-row{grid-template-columns:97px 1fr 49px;gap:10px;min-height:45px}.gap-label{font-size:14px}.gap-row strong{font-size:28px}.gap-axis{margin-left:107px;margin-right:59px}.height-payoff{padding:23px 20px}.height-payoff h3{font-size:23px;line-height:1.45}.height-payoff p:last-child{font-size:15px}.height-details{padding:17px 18px}.height-details>summary{font-size:14px}.height-action{display:block;padding:17px 2px}.height-action span,.height-action strong{display:block}.height-action strong{margin-top:5px}.height-details .height-panels{gap:20px}.en .gap-label{font-size:13px}.en .gap-row{grid-template-columns:103px 1fr 46px;gap:8px}.en .gap-axis{margin-left:111px;margin-right:54px}.en .height-overview .chart-top h3{font-size:22px}}

.bushing-value{padding:23px 26px;margin:25px 0;border-top:2px solid var(--gold);background:#eee9df}.bushing-value p{font-size:19px;line-height:1.8;margin:0}.bushing-value strong{font-size:22px}.source-note{font-size:14px;color:var(--dim)}.method-note p+p{margin-top:20px}.method-note h3{font-size:24px;line-height:1.5}@media(max-width:760px){.bushing-value{padding:21px 20px}.bushing-value p{font-size:16px}.bushing-value strong{font-size:19px}.source-note{font-size:13px}.method-note h3{font-size:22px}.method-note p{font-size:15px}}

.road-force-evidence .photo img{aspect-ratio:auto;object-fit:contain;max-height:none;width:100%}.road-force-evidence>.photo{margin-top:32px}.road-force-evidence .photo-grid{align-items:start}.road-force-evidence .evidence-detail{margin-top:22px}.road-force-evidence summary{font-size:16px}

.road-test-review{margin:28px 0 0;border-top:2px solid var(--gold);padding:25px 0 0}.road-test-review>h3,.technician-view h3{font-size:28px;line-height:1.4;margin:0 0 22px}.road-test-review>.eyebrow{margin:0 0 12px}.road-test-table{margin:0}.road-test-table table{table-layout:fixed;font-size:16px;line-height:1.75}.road-test-table th,.road-test-table td{padding:19px 17px;vertical-align:top}.road-test-table thead th{font-size:14px;font-weight:600}.road-test-table thead th:first-child{width:20%}.road-test-table tbody th{font-weight:600}.road-test-table td:last-child{background:#f0eadf;font-weight:600;color:#554328}.review-source{font-size:14px!important;line-height:1.8;margin:16px 0 0!important;color:var(--dim)}.technician-view{background:#eee9df;border-left:3px solid var(--gold);padding:30px 32px;margin:30px 0 0}.technician-view .eyebrow{font-size:12px;margin:0 0 13px;letter-spacing:.04em}.technician-view h3{margin-bottom:20px}.technician-view p:not(.eyebrow){font-size:17px;line-height:1.95;margin:0}.technician-view p+p{margin-top:18px!important}.review-basis{border-bottom:1px solid var(--line);padding:18px 0;margin:0 0 35px}.review-basis summary{font-size:14px;color:var(--dim)}.review-basis p{font-size:14px;line-height:1.9;margin:18px 0 2px}.follow-up-note{margin:28px 0 0}.follow-up-note h3{font-size:22px;line-height:1.5;margin-bottom:14px}.follow-up-note p{font-size:16px;line-height:1.95}
@media(max-width:760px){.road-test-review{padding-top:22px}.road-test-review>h3,.technician-view h3{font-size:24px;line-height:1.45}.road-test-table table,.road-test-table tbody{display:block}.road-test-table thead{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}.road-test-table tr{display:grid;grid-template-columns:1fr 1fr;border-bottom:1px solid var(--line);padding:0 0 18px;margin-bottom:19px}.road-test-table tbody th{display:block;grid-column:1/-1;padding:0 0 11px;border:0;font-size:17px}.road-test-table td{display:block;border:0;padding:14px 13px;font-size:15px;line-height:1.8;min-width:0}.road-test-table td:nth-child(2){background:#f0eee9}.road-test-table td:before{display:block;font-size:12px;color:#756d60;font-weight:500;margin-bottom:8px}.road-test-table td:nth-child(2):before{content:"작업 전"}.road-test-table td:last-child:before{content:"작업 후 시운전"}.en .road-test-table td:nth-child(2):before{content:"Before the work"}.en .road-test-table td:last-child:before{content:"Final road test"}.review-source{font-size:13px!important;margin-top:0!important}.technician-view{padding:25px 21px;margin-top:26px}.technician-view p:not(.eyebrow){font-size:16px;line-height:1.9}.technician-view .eyebrow{font-size:12px;line-height:1.7}.follow-up-note h3{font-size:22px}.follow-up-note p{font-size:15px}.review-basis summary{font-size:14px}}

.road-check-guide,.bushing-principle{margin:30px 0 36px;padding:30px;background:#f3f0e9;border:1px solid var(--line)}.diagram-title .eyebrow{font-size:12px;margin:0 0 10px}.diagram-title h3{font-size:29px;line-height:1.4;margin:0}.road-check-layout{display:grid;grid-template-columns:1fr 260px 1fr;grid-template-rows:1fr 1fr;align-items:center;column-gap:16px;margin-top:25px}.road-check-vehicle{grid-column:2;grid-row:1/3}.road-check-car{width:100%;height:auto;display:block}.focus-1{grid-column:1;grid-row:1}.focus-2{grid-column:3;grid-row:1}.focus-3{grid-column:1;grid-row:2}.focus-4{grid-column:3;grid-row:2}.focus-number{display:block;font-size:13px;color:#8c672e;letter-spacing:.04em;border-top:1px solid #c3b393;padding-top:12px}.check-focus h4{font-size:19px;line-height:1.45;margin:7px 0 8px}.check-focus p{font-size:14px;line-height:1.7;margin:0;color:#625e52}.road-check-guide>figcaption,.bushing-principle>figcaption{font-size:13px;line-height:1.8;margin:23px 0 0;padding-top:17px;border-top:1px solid #d8d0c2;color:#70695c}.same-condition{display:inline-block;font-size:14px!important;margin:18px 0 0!important;color:#675f4e;background:#e9e4d8;padding:9px 12px}.bushing-states{display:grid;grid-template-columns:1fr 1fr;gap:26px;margin-top:28px}.bushing-state{min-width:0}.tightening-label{font-size:17px!important;font-weight:600;line-height:1.6;margin:0!important;border-top:2px solid #a98160;padding-top:14px}.standing .tightening-label{border-color:#9b8753}.bushing-face{display:block;width:100%;height:auto}.bushing-state h4{font-size:20px;line-height:1.45;margin:0 0 10px;color:#785438}.standing h4{color:#76602e}.bushing-state-copy{font-size:14px!important;line-height:1.8;margin:0!important;color:#655f52}.bushing-takeaway{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid #cfc5b2;border-bottom:1px solid #cfc5b2;margin-top:26px;padding:19px 0;gap:26px}.bushing-takeaway h4{font-size:19px;margin:0 0 6px}.bushing-takeaway p{font-size:14px;line-height:1.8;margin:0}.bushing-principle~.bushing-value{margin-top:20px}
@media(max-width:760px){.road-check-guide,.bushing-principle{padding:24px 18px;margin:26px 0 30px}.diagram-title h3{font-size:24px;line-height:1.45}.road-check-layout{grid-template-columns:1fr 1fr;grid-template-rows:auto auto auto;gap:22px 20px;margin-top:10px}.road-check-vehicle{grid-column:1/-1;grid-row:1;max-width:270px;justify-self:center}.focus-1{grid-column:1;grid-row:2}.focus-2{grid-column:2;grid-row:2}.focus-3{grid-column:1;grid-row:3}.focus-4{grid-column:2;grid-row:3}.check-focus h4{font-size:17px;margin-top:7px}.check-focus p{font-size:14px;line-height:1.8}.road-check-guide>figcaption,.bushing-principle>figcaption{font-size:12px;line-height:1.85}.bushing-states{gap:16px;margin-top:22px}.tightening-label{font-size:15px!important;min-height:72px;line-height:1.7}.same-condition{font-size:13px!important;line-height:1.7}.bushing-state h4{font-size:17px;line-height:1.65;margin-bottom:10px}.bushing-state-copy{font-size:13px!important;line-height:1.85}.bushing-state-copy br{display:none}.bushing-takeaway{gap:17px}.bushing-takeaway h4{font-size:17px}.bushing-takeaway p{font-size:13px;line-height:1.85}.en .tightening-label{font-size:14px!important;min-height:82px}.en .bushing-state h4{font-size:16px}.en .bushing-state-copy{font-size:13px!important}.en .diagram-title h3{font-size:22px}}

.rr-related-videos{margin:52px 0 38px;scroll-margin-top:100px}.rr-related-videos>.eyebrow{font-size:12px;margin:0 0 12px}.rr-related-videos h2{font-size:29px;line-height:1.45;margin:0 0 14px}.rr-video-intro{font-size:15px;line-height:1.8;color:var(--dim);margin:0 0 25px}.rr-video-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}.rr-video-link{display:block;color:inherit;text-decoration:none!important;border-top:1px solid var(--line);padding-top:14px}.rr-video-thumb{display:block;position:relative;aspect-ratio:16/9;overflow:hidden;background:#ddd7cb}.rr-video-thumb img{width:100%;height:100%;object-fit:cover;display:block}.rr-video-play{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);display:grid;place-items:center;width:54px;height:38px;background:#222a;border:1px solid #fff9;border-radius:9px;color:white;font-size:20px;padding-left:3px}.rr-video-copy{display:block;padding:16px 0 0}.rr-video-copy .rr-video-tag{display:block;font-size:12px;font-weight:600;color:#8a6935;margin-bottom:8px}.rr-video-copy strong{display:block;font-size:22px;line-height:1.5;letter-spacing:-.02em;margin-bottom:8px}.rr-video-copy>span:not(.rr-video-tag){display:block;font-size:14px;line-height:1.8;color:var(--dim)}.rr-video-copy b{display:inline-block;font-size:14px;font-weight:600;color:#77592a;margin-top:16px;border-bottom:1px solid #a58c63;padding-bottom:3px}.rr-video-link:hover .rr-video-copy b{color:#302719}.rr-video-link:focus-visible{outline:2px solid var(--gold);outline-offset:6px}
@media(max-width:760px){.rr-related-videos{margin-top:40px}.rr-related-videos h2{font-size:25px}.rr-video-grid{grid-template-columns:1fr;gap:30px}.rr-video-copy strong{font-size:21px}.rr-video-intro{font-size:14px}.rr-video-copy>span:not(.rr-video-tag){font-size:14px}.rr-video-thumb{aspect-ratio:16/9}}

/* Public road-vibration summary. Bars share a zero baseline and 0.4 g maximum. */
.nvh-summary{margin:36px 0 42px;padding:34px;background:#f5f2eb;border:1px solid #d9d1c3;scroll-margin-top:100px}
.nvh-heading .eyebrow{font-size:12px;margin:0 0 12px;color:#785d31;letter-spacing:.05em}.nvh-heading h3{font-size:30px;line-height:1.4;letter-spacing:-.035em;margin:0}
.nvh-process{list-style:none;padding:0!important;margin:26px 0 30px!important;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border-top:1px solid #cfc5b2;border-bottom:1px solid #cfc5b2;gap:20px}
.nvh-process li{position:relative;margin:0!important;padding:14px 0;font-size:15px;font-weight:600;line-height:1.55}.nvh-process li:before{display:none!important}.nvh-process li:not(:last-child):after{content:'→';position:absolute;right:-9px;top:23px;color:#9b8b72}.nvh-process li>span{display:block;color:#937038;font-size:11px;letter-spacing:.06em;margin-bottom:5px}
.nvh-main{padding:0 0 26px}.nvh-chart-label{font-size:15px!important;line-height:1.6;margin:0 0 8px!important;color:#625b4f}.nvh-main h4{font-size:31px;line-height:1.2;margin:0 0 26px;letter-spacing:-.03em}.nvh-main h4 span{font-size:16px;font-weight:400;letter-spacing:0}.nvh-bars{font-variant-numeric:tabular-nums}.nvh-row{margin-bottom:21px}.nvh-row-label{display:flex;align-items:baseline;justify-content:space-between;gap:12px;margin-bottom:8px}.nvh-row-label>span{font-size:16px;font-weight:600}.nvh-row-label strong{font-size:29px;letter-spacing:-.025em;line-height:1.1}.nvh-row-label small{font-size:15px;font-weight:400}.nvh-track{height:19px;background:repeating-linear-gradient(to right,transparent 0,transparent calc(25% - 1px),#d9d3c8 calc(25% - 1px),#d9d3c8 25%),#eae5db;border-left:1px solid #c0b6a5}.nvh-track>span{display:block;height:100%;background:#78756d}.nvh-after .nvh-track>span{background:#9d7435}.nvh-after .nvh-row-label strong{color:#78551e}.nvh-row>p{font-size:13px;line-height:1.5;color:#5e584d;margin:6px 0 0}.nvh-axis{display:flex;justify-content:space-between;font-size:12px;color:#746b5c;margin-top:-5px}.nvh-unit{font-size:13px!important;line-height:1.75!important;margin:18px 0 0!important;color:#6c655a}.nvh-sample{font-size:15px!important;line-height:1.9!important;padding:17px 19px;border-left:2px solid #a98a53;margin:19px 0 0!important;background:#ece6d9}.nvh-sample strong{font-weight:600}
.nvh-remaining{border-top:1px solid #cec4b2;padding-top:24px}.nvh-remaining h4{font-size:22px;line-height:1.45;margin:0 0 10px}.nvh-remaining>p{font-size:15px;line-height:1.9;margin:0 0 16px}.nvh-remaining table{width:100%;table-layout:fixed;border-collapse:collapse;font-variant-numeric:tabular-nums;font-size:16px}.nvh-remaining th,.nvh-remaining td{text-align:right;padding:12px 8px;border-bottom:1px solid #d9d1c3;vertical-align:middle;white-space:normal}.nvh-remaining th:first-child{text-align:left;padding-left:0}.nvh-remaining thead th{font-size:13px;font-weight:400;color:#625c50}.nvh-remaining thead small{display:block;font-size:11px}.nvh-remaining tbody th{font-weight:600}.nvh-direction{display:inline-block;margin-left:8px;color:#80543e;font-size:12px}.nvh-remaining .nvh-conclusion{font-size:15px;margin:20px 0 0;line-height:1.9}.nvh-scope{border-top:1px solid #d9d1c3;margin:23px 0 0;padding-top:16px}.nvh-scope summary{font-size:14px;color:#625a4b;cursor:pointer}.nvh-scope p{font-size:14px;line-height:1.9;margin:14px 0 0}.nvh-summary>figcaption{font-size:12px;line-height:1.8;margin:20px 0 0;color:#71695d}
@media(max-width:760px){.nvh-summary{padding:25px 19px;margin:28px 0 32px}.nvh-heading h3{font-size:25px;line-height:1.45}.nvh-process{gap:12px;margin:23px 0 26px!important}.nvh-process li{font-size:13px;word-break:keep-all;padding:13px 0;line-height:1.7}.nvh-process li:not(:last-child):after{right:-9px;top:32px;font-size:12px}.nvh-chart-label{font-size:14px!important}.nvh-main h4{font-size:29px;margin-bottom:24px}.nvh-row-label strong{font-size:27px}.nvh-row-label>span{font-size:15px}.nvh-track{height:18px}.nvh-unit{font-size:12px!important}.nvh-sample{font-size:14px!important;padding:15px 14px}.nvh-remaining h4{font-size:21px}.nvh-remaining>p,.nvh-remaining .nvh-conclusion{font-size:14px}.nvh-remaining th,.nvh-remaining td{padding:12px 3px;font-size:15px}.nvh-direction{display:block;margin-left:0;font-size:11px}.nvh-scope p{font-size:13px}.en .nvh-heading h3{font-size:24px}.en .nvh-process li{font-size:12px;word-break:normal}.en .nvh-process li:not(:last-child):after{right:-10px}.en .nvh-remaining h4{font-size:20px}}

@media(min-width:761px){.nvh-summary{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);column-gap:28px}.nvh-heading,.nvh-process,.nvh-scope,.nvh-summary>figcaption{grid-column:1/-1}.nvh-main{grid-column:1;padding-bottom:0}.nvh-remaining{grid-column:2;border-top:0;border-left:1px solid #cec4b2;padding:0 0 0 26px}.nvh-remaining table{font-size:15px}.nvh-remaining td{padding-left:3px;padding-right:3px}.nvh-direction{display:block;margin-left:0}.nvh-sample{font-size:14px!important;padding:15px}.nvh-main h4{font-size:29px}.nvh-scope{margin-top:28px}}

.nvh-axis{display:block;position:relative;height:19px}.nvh-axis span{position:absolute;top:0;transform:translateX(-50%)}.nvh-axis span:nth-child(1){left:0;transform:none}.nvh-axis span:nth-child(2){left:25%}.nvh-axis span:nth-child(3){left:50%}.nvh-axis span:nth-child(4){left:75%}.nvh-axis span:nth-child(5){right:0;transform:none}

.customer-pullquote{margin:23px 0 24px;padding:0 0 20px;border-bottom:1px solid #d6cbb6}.customer-pullquote blockquote{position:relative;margin:0;padding:0 0 0 23px;border:0;background:transparent}.customer-quote-mark{position:absolute;left:-2px;top:-19px;font-family:Georgia,serif;font-size:63px;line-height:1;color:#9a7438}.customer-pullquote blockquote p{font-size:28px;font-weight:600;line-height:1.5;letter-spacing:-.035em;margin:0}.customer-quote-end{display:inline-block;font-family:Georgia,serif;font-size:39px;line-height:.5;color:#9a7438;vertical-align:-5px;margin-left:3px}.customer-pullquote figcaption{margin:11px 0 0;padding-left:23px;font-size:12px;line-height:1.75;color:#736b5b}.customer-pullquote figcaption a{display:block;color:#785721;font-weight:600;margin-top:3px;width:fit-content;text-decoration:none}.customer-pullquote figcaption a:hover{text-decoration:underline}
.customer-review{background:#f1ece2;border-top:2px solid #ab8b56;padding:35px 34px 28px;margin:48px 0 36px}.customer-review .eyebrow{letter-spacing:.04em;margin-bottom:14px}.customer-review h2{font-size:34px;line-height:1.4;margin-bottom:22px}.customer-review-intro{font-size:17px;line-height:1.95;margin-bottom:25px}.customer-review-words{margin:0 0 24px;border-left:2px solid #ae8a4d;padding:4px 0 4px 23px}.customer-review-words p{font-size:25px;font-weight:600;line-height:1.6;letter-spacing:-.025em;margin:0}.customer-review-words p+p{margin-top:18px}.customer-review-source{font-size:13px;line-height:1.8;color:#726a5b;margin:0 0 17px}.customer-review-links{font-size:14px;line-height:1.9;padding-top:17px;border-top:1px solid #d7ccb9;margin:0}.customer-review-links a{color:#785721}
@media(max-width:760px){.customer-pullquote{margin:22px 0;padding-bottom:18px}.customer-pullquote blockquote{padding-left:20px}.customer-pullquote blockquote p{font-size:25px;line-height:1.5}.customer-quote-mark{font-size:54px;top:-14px}.customer-quote-end{font-size:35px}.customer-pullquote figcaption{font-size:11px;padding-left:20px}.customer-review{padding:27px 21px 24px;margin-top:38px}.customer-review h2{font-size:28px;margin-bottom:20px}.customer-review-intro{font-size:16px;line-height:1.9}.customer-review-words{padding-left:17px}.customer-review-words p{font-size:23px;line-height:1.65}.customer-review-source{font-size:12px}.customer-review-links{font-size:13px}.en .customer-pullquote blockquote p{font-size:24px;line-height:1.45}.en .customer-pullquote blockquote p br{display:none}.en .customer-review h2{font-size:28px}.en .customer-review-words p{font-size:23px}}

.customer-quote-tail{white-space:nowrap}

.opening{grid-template-columns:1fr;margin-bottom:25px}.opening-copy{max-width:780px}.opening h1{font-size:43px;line-height:1.3}.opening h1 br:first-child{display:block}.opening .hero-photo{margin:0}.hero-photo img{aspect-ratio:16/9;object-fit:cover;object-position:center 57%}.case-roadmap{position:static;background:none;border-top:0;border-bottom:1px solid var(--line);display:grid;grid-template-columns:repeat(3,1fr);gap:16px;padding:0 0 22px;margin-bottom:40px;z-index:auto}.case-roadmap a{text-decoration:none;border-left:2px solid var(--gold);padding:0 0 0 14px}.case-roadmap strong{display:block;font-size:17px}.case-roadmap span{font-size:13px;color:var(--dim)}.evidence-pair{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.evidence-pair .photo{margin:20px 0}.evidence-pair img{width:100%;height:auto;aspect-ratio:4/3;object-fit:contain;background:transparent}.evidence-pair.portrait-pair img{aspect-ratio:3/4;object-fit:contain}.process-pair{grid-template-columns:1fr 1.45fr;align-items:start}.process-pair img{aspect-ratio:3/4;object-fit:contain}.process-pair .photo:last-child img{aspect-ratio:4/3}.screen-viewport{overflow:hidden;position:relative}.screen-viewport img{width:100%;height:auto;max-height:none!important;margin:0!important}.toe-figure{background:#f1eee7;border:1px solid #e1dbcf;margin:32px 0 20px;padding:28px}.toe-figure h3{font-size:28px;line-height:1.4;margin:0 0 20px}.toe-compare{display:grid;grid-template-columns:1fr 1fr;gap:20px}.toe-state{background:#fffdf9;padding:17px 10px}.toe-state h4{font-size:18px;margin:0 0 3px;text-align:center}.toe-state.pre h4,.toe-state.pre strong{color:var(--red)}.toe-state.post h4,.toe-state.post strong{color:var(--green)}.toe-state svg{display:block;width:100%;height:auto}.toe-values{display:grid;grid-template-columns:1fr 1fr;text-align:center;gap:4px}.toe-values span{display:block;font-size:14px;color:var(--dim)}.toe-values strong{font-size:31px;line-height:1.5;letter-spacing:-.025em;font-variant-numeric:tabular-nums}.toe-values small{font-size:14px;letter-spacing:0;font-weight:500}.toe-state>p{text-align:center;font-size:13px;margin:11px 0 0;color:var(--dim)}.toe-figure figcaption{font-size:13px;margin-top:20px}.readings summary{font-weight:600}.editor-note{padding:22px 24px;border:1px dashed #b08b42;background:#f3ead8;margin:30px 0}.editor-note strong{font-size:14px;color:#77541c}.editor-note p{font-size:14px;margin:9px 0 0}.related-videos{border-top:1px solid var(--line);padding-top:36px;margin-top:60px}.video-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}.video-link{display:block;text-decoration:none}.video-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:#e3e0d8}.video-thumb img{position:absolute;width:100%;height:100%;object-fit:cover}.video-thumb span{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);background:#222c;color:white;border-radius:50%;height:45px;width:45px;display:grid;place-items:center;font-size:18px}.video-link small{display:block;font-size:12px;margin:12px 0 6px;color:var(--dim)}.video-link strong{display:block;font-size:18px;line-height:1.55}.video-link b{display:block;font-size:13px;color:var(--gold);margin-top:10px}.cla-consult{border-top:2px solid var(--gold);background:#efeae0;padding:32px;margin-top:60px}.consult-actions{display:flex;align-items:center;gap:20px;flex-wrap:wrap;margin:22px 0 18px}.consult-actions a{font-size:15px;font-weight:600;text-decoration:none}.consult-actions .primary{background:#34362f;color:#faf8f5;padding:12px 17px}.consult-note,.address{font-size:13px!important;color:var(--dim)}.cla-consult p:last-child{margin:0}.related-cases{margin-top:45px}.related-cases h2{font-size:23px}.related-cases a{display:block;text-decoration:none;border-bottom:1px solid var(--line);padding:17px 0}.related-cases span{display:block;font-size:13px;color:var(--dim)}.cta-float{position:fixed;right:24px;bottom:22px;z-index:30;display:flex;background:#fffdfa;box-shadow:0 3px 18px #0002;border:1px solid var(--line);border-radius:5px;overflow:hidden}.cta-float a{font-size:13px;text-decoration:none;padding:11px 17px;border-right:1px solid var(--line)}.cta-float a:last-child{border:0}.cf-naver{color:#087d43}.cf-kakao{background:#fee500;color:#29251c}.cf-tel{background:#33362e;color:#fff}footer{padding-bottom:95px}.preview-bar{position:static}.preview-bar strong{margin-right:14px}.source-ref{font-size:13px;color:var(--dim)}
@media(max-width:760px){.opening h1{font-size:31px}.opening h1 br:first-child{display:block}.opening{gap:22px}.hero-photo img{object-position:center 57%}.case-roadmap{gap:12px;grid-template-columns:1fr}.case-roadmap a{display:flex;justify-content:space-between;gap:10px;align-items:center}.case-roadmap strong{font-size:15px}.case-roadmap span{font-size:12px}.evidence-pair{grid-template-columns:1fr}.evidence-pair .photo{margin:13px 0}.evidence-pair img{aspect-ratio:auto}.portrait-pair{grid-template-columns:1fr 1fr;gap:13px}.portrait-pair figcaption{font-size:12px}.process-pair{grid-template-columns:1fr}.process-pair .photo:first-child img{max-height:430px;width:auto;margin:auto}.toe-figure{padding:22px 16px;margin-inline:0}.toe-figure h3{font-size:25px}.toe-compare{grid-template-columns:1fr;gap:16px}.toe-state{padding:16px 12px}.toe-state svg{max-height:245px}.toe-state h4{font-size:18px}.toe-values strong{font-size:32px}.toe-values span{font-size:14px}.toe-state>p{font-size:14px}.toe-figure figcaption{font-size:13px}.video-grid{grid-template-columns:1fr;gap:28px}.video-link strong{font-size:19px}.cla-consult{padding:25px 22px}.cta-float{left:0;right:0;bottom:0;border-radius:0;justify-content:stretch;box-shadow:0 -2px 12px #0001}.cta-float a{flex:1;text-align:center;font-size:12px;padding:12px 5px}.preview-bar{font-size:11px}.editor-note{padding:18px}.en .opening h1{font-size:30px}}