/* Opt-in compositions for existing service 9423 and companion guide 31324. */
#epc-main .hero{padding:34px 0 42px}#epc-main .hero .wrap{grid-template-columns:1.13fr .87fr;gap:44px}#epc-main .epc-breadcrumb{font-size:13px;color:var(--steel);margin-bottom:22px}#epc-main .epc-breadcrumb a{color:var(--blue)}#epc-main .hero h1{margin-bottom:18px}#epc-main .hero .answer{margin-bottom:18px}#epc-main .hero-media img{aspect-ratio:4/3;object-position:center}#epc-main figcaption{font-size:12px;line-height:1.5;color:var(--steel);margin-top:10px}#epc-main .epc-price-cue{font-size:14px;line-height:1.6;border-left:3px solid var(--blue);padding-left:16px;margin-bottom:24px}#epc-main .hero-actions{gap:12px;margin-bottom:0}#epc-main .epc-urgent{font-size:13px;line-height:1.55;margin-top:22px;max-width:62ch}
#epc-main .epc-section{padding:64px 0}#epc-main h2{margin-bottom:16px}#epc-main h2[id]{scroll-margin-top:160px}#epc-main .epc-head{max-width:790px;margin-bottom:30px}#epc-main .epc-kicker{display:block;font-size:11px;font-weight:750;letter-spacing:.06em;text-transform:uppercase;color:var(--blue);line-height:1.5;margin-bottom:15px}#epc-main .epc-triage{display:grid;grid-template-columns:1.08fr 1fr;gap:24px}#epc-main .epc-triage>article{border-radius:var(--r-md);padding:30px;border:1px solid var(--line)}#epc-main .epc-stop{background:var(--navy);border-top:4px solid var(--blue)!important;color:#dce5f3}#epc-main .epc-stop .epc-kicker,#epc-main .epc-stop h3,#epc-main .epc-stop strong{color:#fff}#epc-main .epc-stop p{color:#dce5f3}#epc-main .epc-stop .epc-rule{border-top-color:rgba(255,255,255,.25)}#epc-main .epc-amber{background:var(--tint);border-top:4px solid var(--blue)!important}#epc-main .epc-amber .epc-kicker{color:var(--blue)}#epc-main .epc-amber .epc-rule{border-top-color:var(--line-2)}#epc-main .epc-triage h3{font-size:25px;line-height:1.3;margin-bottom:18px}#epc-main .epc-triage p{font-size:15px;line-height:1.7}#epc-main .epc-rule{font-size:13px!important;border-top:1px solid #d6c9b9;margin-top:22px;padding-top:20px}#epc-main .epc-source{font-size:12px;line-height:1.65;margin-top:22px;color:var(--steel)}#epc-main a:not(.btn){text-underline-offset:3px}#epc-main .epc-source a,#epc-main .epc-repair-routes a{color:var(--blue)}#epc-main .epc-tint{background:var(--tint)}#epc-main .epc-cost-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:50px;align-items:start}#epc-main .epc-cost-layout p{font-size:14px;line-height:1.7;margin-bottom:20px}#epc-main .epc-text-link{font-weight:700;font-size:14px;color:var(--blue)}#epc-main .epc-prices{background:white;border-radius:var(--r-md);padding:8px 26px}#epc-main .epc-prices article{display:grid;grid-template-columns:minmax(0,1fr) 150px;gap:20px;align-items:center;padding:24px 0;border-bottom:1px solid var(--line)}#epc-main .epc-prices article:last-child{border:0}#epc-main .epc-prices h3{font-size:18px;line-height:1.3;margin-bottom:8px}#epc-main .epc-prices p{font-size:12px;margin:0}#epc-main .epc-prices strong{font-size:19px;line-height:1.35;color:var(--blue)}
#epc-main .epc-patterns{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}#epc-main .epc-patterns>article{border:1px solid var(--line);border-radius:var(--r-md);padding:28px;background:linear-gradient(145deg,var(--mist),#fff 65%);min-width:0}#epc-main .epc-patterns svg{width:44px;height:44px;color:var(--blue);margin-bottom:22px}#epc-main .epc-patterns h3{font-size:24px;line-height:1.25;margin-bottom:24px;min-height:60px}#epc-main .epc-patterns dt{font-size:12px;font-weight:750;color:var(--blue);margin-top:20px;margin-bottom:8px}#epc-main .epc-patterns dd{font-size:14px;line-height:1.65;margin:0}#epc-main .epc-guide-link{display:flex;align-items:center;justify-content:space-between;gap:28px;background:var(--tint);padding:26px 30px;border-radius:var(--r-md);margin-top:24px}#epc-main .epc-guide-link p{font-size:14px;line-height:1.6;margin-top:8px;max-width:60ch}#epc-main .epc-guide-link>.btn{flex:none}#epc-main .epc-split{display:grid;grid-template-columns:1fr 1.05fr;gap:48px;align-items:start}#epc-main .epc-media{margin:0}#epc-main .epc-media img{width:100%;height:auto;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-md);display:block}#epc-main .epc-steps{list-style:none;margin:0;display:grid;gap:25px}#epc-main .epc-steps li{display:grid;grid-template-columns:35px minmax(0,1fr);gap:16px;padding-top:20px;border-top:1px solid var(--line)}#epc-main .epc-steps li>span{display:grid;place-items:center;width:32px;height:32px;background:var(--navy);color:#fff;border-radius:50%;font-size:10px;font-weight:750}#epc-main .epc-steps h3{font-size:21px;line-height:1.3;margin-bottom:10px}#epc-main .epc-steps p{font-size:14px;line-height:1.7}#epc-main .epc-component-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px}#epc-main .epc-component-grid>article{border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden}#epc-main .epc-component-grid img{border-radius:0;aspect-ratio:16/9}#epc-main .epc-component-grid figcaption{padding:0 26px}#epc-main .epc-card-body{padding:26px}#epc-main .epc-card-body h3{font-size:25px;line-height:1.3;margin-bottom:15px}#epc-main .epc-card-body p{font-size:14px;line-height:1.75}#epc-main .epc-repair-routes{display:grid;grid-template-columns:1fr 1fr;gap:40px;margin-top:32px}#epc-main .epc-repair-routes article{border-top:1px solid var(--line);padding-top:24px}#epc-main .epc-repair-routes h3{font-size:21px;line-height:1.3;margin-bottom:12px}#epc-main .epc-repair-routes p{font-size:14px;line-height:1.75}#epc-main .epc-warning{padding:44px 0;background:var(--navy);color:#dce5f3}#epc-main .epc-warning .wrap{display:grid;grid-template-columns:1.05fr 1fr;gap:48px}#epc-main .epc-warning h2{color:white}#epc-main .epc-warning p{font-size:15px;line-height:1.7}#epc-main .epc-warning .btn{margin-top:22px}#epc-main .epc-note{border-left:3px solid var(--blue);padding-left:24px;max-width:90ch;font-size:14px;line-height:1.7}#epc-main .epc-closing{padding:44px 0;background:var(--tint)}#epc-main .epc-closing .wrap{display:grid;grid-template-columns:1.1fr 1fr;gap:36px;align-items:center}#epc-main .epc-closing h2{font-size:28px;margin-bottom:12px}#epc-main .epc-closing p{font-size:15px;max-width:58ch}#epc-main .epc-closing .hero-actions{justify-content:flex-end}
/* Guide uses the established blog column, hero, author and navigation. */
body.postid-31324 .epc-guide h2[id],body.postid-31324 .epc-guide h3[id]{scroll-margin-top:160px}body.postid-31324 .epc-guide-answer{font-size:19px;line-height:1.65;border-left:4px solid var(--blue);padding-left:24px}body.postid-31324 .epc-guide-alert{padding:24px 28px;background:#fff4f0;border-left:4px solid #a43a22;border-radius:0 var(--r-md) var(--r-md) 0;margin:28px 0}body.postid-31324 .epc-guide-alert>strong{font-size:19px;color:#702818}body.postid-31324 .epc-guide-alert p{margin:12px 0 0}body.postid-31324 .epc-guide-decisions{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin:28px 0}body.postid-31324 .epc-guide-decisions section{padding:24px;background:var(--tint);border-radius:var(--r-md)}body.postid-31324 .epc-guide-decisions section:first-child{background:#fff4f0}body.postid-31324 .epc-guide-decisions span{font-size:11px;letter-spacing:.04em;text-transform:uppercase;font-weight:750;color:var(--blue)}body.postid-31324 .epc-guide-decisions h3{font-size:22px;line-height:1.25;margin:14px 0 16px}body.postid-31324 .epc-guide-decisions p{font-size:14px;line-height:1.75;margin:0}body.postid-31324 .epc-guide-table{overflow-x:auto;margin:26px 0}body.postid-31324 .epc-guide-table table{min-width:580px;margin:0}body.postid-31324 .epc-guide-checklist li{padding:12px 0 16px 6px;border-bottom:1px solid var(--line)}body.postid-31324 .epc-guide-cta{background:var(--tint);border-radius:var(--r-md);padding:28px;margin:30px 0}body.postid-31324 .epc-guide-cta h3{margin-top:0}body.postid-31324 .epc-guide-cta .hero-actions{gap:12px}body.postid-31324 .epc-guide-cta .btn{text-decoration:none}body.postid-31324 .epc-guide figure{margin:28px 0}body.postid-31324 .epc-guide figure img{display:block;width:100%;height:auto}body.postid-31324 .epc-guide figcaption{font-size:12px;line-height:1.6;color:var(--steel);margin-top:10px}
@media(max-width:1024px){#epc-main .hero .wrap,#epc-main .epc-cost-layout,#epc-main .epc-split{gap:28px}#epc-main .epc-patterns{gap:16px}#epc-main .epc-patterns>article{padding:22px}#epc-main .epc-patterns h3{font-size:21px}#epc-main .epc-prices article{grid-template-columns:minmax(0,1fr) 125px;gap:14px}#epc-main .epc-closing .wrap{grid-template-columns:1fr}#epc-main .epc-closing .hero-actions{justify-content:flex-start}}
@media(max-width:800px){#epc-main .hero .wrap,#epc-main .epc-cost-layout,#epc-main .epc-split,#epc-main .epc-patterns{grid-template-columns:1fr}#epc-main .hero-media,#epc-main .epc-split>.epc-media{width:100%;max-width:600px;margin-inline:auto}#epc-main .epc-patterns h3{min-height:0}#epc-main .epc-guide-link{align-items:flex-start;flex-direction:column}}
@media(max-width:600px){#epc-main .hero{padding:24px 0 36px}#epc-main .epc-section{padding:44px 0}#epc-main .epc-triage,#epc-main .epc-component-grid,#epc-main .epc-repair-routes,#epc-main .epc-warning .wrap{grid-template-columns:1fr}#epc-main .epc-triage>article{padding:24px}#epc-main .epc-prices{padding:6px 20px}#epc-main .epc-prices article{grid-template-columns:1fr;gap:12px}#epc-main .epc-guide-link{padding:24px}body.postid-31324 .epc-guide-decisions{grid-template-columns:1fr}body.postid-31324 .epc-guide-cta{padding:24px}}

/* Keep this guide’s long navigation usable below the shared sticky header. */
@media(min-width:1025px){body.postid-31324 .vw-post-side{top:136px;max-height:calc(100dvh - 156px);overflow-y:auto;overscroll-behavior:contain;scrollbar-width:thin}body.postid-31324 .vw-post-side:focus-visible{outline:2px solid var(--blue);outline-offset:4px}body.postid-31324 .vw-toc-card .vw-toc a.is-sub{display:none}}
body.postid-31324 .vw-post-cover figcaption{font-size:12px;line-height:1.5;color:var(--steel);margin-top:10px}

/* Additional engine-warning coverage: opt-in service 9423 only. */
#epc-main .epc-system-bands{display:grid;gap:16px}
#epc-main .epc-system-bands>article{display:grid;grid-template-columns:245px minmax(0,1fr);gap:32px;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:28px 30px;align-items:start}
#epc-main .epc-system-label>span{display:block;font-size:11px;font-weight:750;text-transform:uppercase;letter-spacing:.04em;color:var(--blue);margin-bottom:15px;line-height:1.5}
#epc-main .epc-system-label h3{font-size:23px;line-height:1.3;margin:0;max-width:17ch}
#epc-main .epc-system-bands p{font-size:14px;line-height:1.75;margin:0}
#epc-main .epc-system-bands .epc-system-check{font-size:13px;line-height:1.7;margin-top:16px;padding-top:16px;border-top:1px solid var(--line)}
#epc-main .epc-system-bands a{color:var(--blue)}
#epc-main .epc-code-table{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r-md)}
#epc-main .epc-code-table:focus-visible{outline:2px solid var(--blue);outline-offset:4px}
#epc-main .epc-code-table table{border-collapse:collapse;width:100%;min-width:680px;text-align:left}
#epc-main .epc-code-table th,#epc-main .epc-code-table td{padding:20px 22px;vertical-align:top;border-bottom:1px solid var(--line);font-size:14px;line-height:1.65}
#epc-main .epc-code-table thead th{background:var(--navy);color:#fff;font-size:13px;font-weight:700}
#epc-main .epc-code-table tbody th{width:185px;color:var(--blue);font-weight:750}
#epc-main .epc-code-table td:nth-child(2){width:32%}
#epc-main .epc-code-table tbody tr:nth-child(even){background:var(--mist)}
#epc-main .epc-code-table tbody tr:last-child>*{border-bottom:0}
#epc-main .epc-code-note{font-size:13px;line-height:1.7;margin-top:24px;max-width:105ch;border-left:3px solid var(--blue);padding-left:22px}
#epc-main .epc-condition-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:44px;align-items:start}
#epc-main .epc-condition-intro{background:var(--navy);color:#dce5f3;padding:30px;border-radius:var(--r-md)}
#epc-main .epc-condition-intro .epc-kicker{color:#a6d8ff}
#epc-main .epc-condition-intro h3{font-size:26px;line-height:1.25;color:#fff;margin-bottom:20px;max-width:18ch}
#epc-main .epc-condition-intro p{font-size:14px;line-height:1.75;margin:0 0 18px}
#epc-main .epc-condition-intro p:last-child{margin:0}
#epc-main .epc-condition-list{display:grid;gap:0;margin:0}
#epc-main .epc-condition-list>div{padding:20px 0;border-top:1px solid var(--line-2)}
#epc-main .epc-condition-list>div:first-child{padding-top:0;border-top:0}
#epc-main .epc-condition-list dt{font-size:18px;font-weight:750;line-height:1.35;color:var(--navy);margin-bottom:9px}
#epc-main .epc-condition-list dd{margin:0;font-size:14px;line-height:1.7}
@media(max-width:1024px){#epc-main .epc-system-bands>article{grid-template-columns:210px minmax(0,1fr);gap:24px;padding:24px}#epc-main .epc-condition-layout{gap:28px}}
@media(max-width:800px){#epc-main .epc-system-bands>article,#epc-main .epc-condition-layout{grid-template-columns:1fr}#epc-main .epc-system-label h3{max-width:none}#epc-main .epc-condition-intro h3{max-width:none}}
@media(max-width:600px){#epc-main .epc-system-bands>article{padding:22px;gap:20px}#epc-main .epc-condition-intro{padding:24px}#epc-main .epc-code-table th,#epc-main .epc-code-table td{padding:16px 18px;font-size:13px}}

/* Requested scannable engine-system cards, service 9423 only. */
#epc-main .epc-check-card-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}
#epc-main .epc-check-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:26px;min-width:0;display:flex;flex-direction:column}
#epc-main .epc-check-card-head{display:flex;gap:16px;align-items:center;margin-bottom:24px;min-height:56px}
#epc-main .epc-check-icon{display:grid;place-items:center;flex:none;width:48px;height:48px;border-radius:14px;color:var(--blue);background:var(--tint)}
#epc-main .epc-check-icon svg{width:27px;height:27px}
#epc-main .epc-check-eyebrow{display:block;font-size:10px;font-weight:750;line-height:1.5;text-transform:uppercase;letter-spacing:.05em;color:var(--blue);margin-bottom:7px}
#epc-main .epc-check-card h3{font-size:23px;line-height:1.25;margin:0}
#epc-main .epc-check-card dl{margin:0;display:grid;gap:16px;flex:1;grid-template-rows:repeat(3,1fr)}
#epc-main .epc-check-card dl>div{display:grid;grid-template-columns:100px minmax(0,1fr);gap:16px;border-top:1px solid var(--line);padding-top:16px}
#epc-main .epc-check-card dt{font-size:11px;line-height:1.55;font-weight:750;color:var(--navy);padding-top:2px}
#epc-main .epc-check-card dd{font-size:14px;line-height:1.65;margin:0}
#epc-main .epc-check-card a{color:var(--blue);text-underline-offset:3px}
#epc-main .epc-position-strip{display:flex;gap:18px;align-items:center;border-top:1px solid var(--line-2);border-bottom:1px solid var(--line-2);padding:22px 0;margin-top:26px}
#epc-main .epc-strip-icon{color:var(--blue);flex:none;display:block}
#epc-main .epc-strip-icon svg{width:32px;height:32px}
#epc-main .epc-position-strip h3{font-size:18px;line-height:1.35;margin:0 0 8px}
#epc-main .epc-position-strip p{font-size:13px;line-height:1.65;margin:0;max-width:112ch}
#epc-main .epc-diesel-strip{background:#fff;border-left:4px solid var(--blue);border-radius:0 var(--r-md) var(--r-md) 0;padding:24px 26px;margin-top:24px}
#epc-main .epc-diesel-heading{display:flex;gap:24px;align-items:baseline;margin-bottom:20px}
#epc-main .epc-diesel-heading .epc-check-eyebrow{margin:0}
#epc-main .epc-diesel-heading h3{font-size:22px;line-height:1.3;margin:0}
#epc-main .epc-diesel-strip dl{display:grid;grid-template-columns:1fr 1fr 1.1fr;gap:26px;margin:0}
#epc-main .epc-diesel-strip dl>div+div{border-left:1px solid var(--line);padding-left:26px}
#epc-main .epc-diesel-strip dt{font-size:11px;font-weight:750;color:var(--blue);line-height:1.5;margin-bottom:8px}
#epc-main .epc-diesel-strip dd{margin:0;font-size:13px;line-height:1.65}
#epc-main .epc-fuel-note{font-size:13px;line-height:1.6;margin:20px 0 0;padding:14px 18px;background:#fff4f0;color:#702c1b;border-radius:var(--r-sm)}
@media(max-width:1024px){#epc-main .epc-check-card{padding:22px}#epc-main .epc-check-card-grid{gap:18px}#epc-main .epc-check-card dl>div{grid-template-columns:85px minmax(0,1fr);gap:12px}#epc-main .epc-check-card h3{font-size:21px}}
@media(max-width:800px){#epc-main .epc-check-card dl{grid-template-rows:none;flex:initial}#epc-main .epc-check-card-grid{grid-template-columns:1fr}#epc-main .epc-check-card dl>div{grid-template-columns:100px minmax(0,1fr);gap:18px}#epc-main .epc-diesel-strip dl{grid-template-columns:1fr;gap:16px}#epc-main .epc-diesel-strip dl>div+div{border-left:0;border-top:1px solid var(--line);padding:16px 0 0}#epc-main .epc-diesel-heading{display:block}#epc-main .epc-diesel-heading .epc-check-eyebrow{margin-bottom:8px}}
@media(max-width:480px){#epc-main .epc-check-card{padding:22px}#epc-main .epc-check-card dl>div{grid-template-columns:1fr;gap:6px}#epc-main .epc-check-card-head{gap:12px}#epc-main .epc-check-icon{width:42px;height:42px}#epc-main .epc-check-card h3{font-size:21px}#epc-main .epc-position-strip{align-items:flex-start;gap:12px}#epc-main .epc-diesel-strip{padding:22px}}