:root{
  --black:#050607;
  --carbon:#0b0d0f;
  --carbon-2:#111418;
  --carbon-3:#171b20;
  --steel:#aab0b7;
  --steel-2:#d5d8dc;
  --white:#f6f7f8;
  --muted:#939aa3;
  --red:#e20b24;
  --red-2:#ff3048;
  --red-dark:#980014;
  --line:rgba(255,255,255,.11);
  --line-strong:rgba(255,255,255,.18);
  --shadow:0 28px 80px rgba(0,0,0,.44);
  --radius:22px;
  --radius-sm:14px;
  --max:1240px;
  --ease:cubic-bezier(.2,.75,.2,1);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;background:var(--black)}
body{
  margin:0;
  background:
    radial-gradient(circle at 76% 10%, rgba(226,11,36,.09), transparent 28%),
    linear-gradient(180deg,var(--black),#08090b 42%,var(--black));
  color:var(--white);
  font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  line-height:1.55;
  overflow-x:hidden;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit}
button{color:inherit}
::selection{background:var(--red);color:#fff}

body::before{
  content:"";
  position:fixed;inset:0;pointer-events:none;z-index:99;opacity:.18;
  background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.18'/%3E%3C/svg%3E");
  mix-blend-mode:soft-light;
}

.skip-link{position:fixed;left:12px;top:-60px;z-index:200;background:#fff;color:#000;padding:10px 14px;border-radius:9px;transition:.2s}
.skip-link:focus{top:12px}

.scroll-progress{position:fixed;top:0;left:0;height:3px;width:100%;z-index:210;background:transparent}
.scroll-progress span{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--red),var(--red-2));box-shadow:0 0 18px rgba(255,48,72,.65)}

.page-transition{position:fixed;inset:0;background:#070809;z-index:190;transform:translateY(105%);transition:transform .52s var(--ease);pointer-events:none}
.page-transition::after{content:"SHELBY PRO DIESEL";position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);font:800 clamp(28px,5vw,64px)/1 Barlow Condensed,Arial,sans-serif;letter-spacing:.08em;color:rgba(255,255,255,.12);white-space:nowrap}
body.is-leaving .page-transition{transform:translateY(0)}

.container{width:min(calc(100% - 40px),var(--max));margin:0 auto}
.section{position:relative;padding:112px 0}
.section-tight{padding:78px 0}
.section-dark{background:linear-gradient(180deg,rgba(255,255,255,.018),rgba(255,255,255,0));border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.eyebrow{display:inline-flex;align-items:center;gap:10px;text-transform:uppercase;letter-spacing:.16em;font-size:.76rem;font-weight:800;color:#dfe2e6}
.eyebrow::before{content:"";width:32px;height:2px;background:var(--red);box-shadow:0 0 12px rgba(226,11,36,.6)}
.display{margin:16px 0 20px;font:900 clamp(3.35rem,8vw,7.6rem)/.82 Barlow Condensed,Arial,sans-serif;text-transform:uppercase;letter-spacing:-.035em}
.display .outline{-webkit-text-stroke:1px rgba(255,255,255,.5);color:transparent}
.display .accent{color:var(--red)}
.h2{margin:12px 0 18px;font:800 clamp(2.45rem,5vw,4.8rem)/.92 Barlow Condensed,Arial,sans-serif;text-transform:uppercase;letter-spacing:-.02em}
.h3{margin:0 0 8px;font:800 1.7rem/1 Barlow Condensed,Arial,sans-serif;text-transform:uppercase;letter-spacing:.01em}
.lead{font-size:clamp(1.05rem,1.8vw,1.3rem);color:#c2c7cd;max-width:720px;line-height:1.7}
.muted{color:var(--muted)}
.kicker{color:var(--red-2);text-transform:uppercase;letter-spacing:.12em;font-size:.72rem;font-weight:800}

.btn{position:relative;display:inline-flex;align-items:center;justify-content:center;gap:11px;min-height:52px;padding:0 21px;border:1px solid transparent;border-radius:12px;font-weight:800;text-transform:uppercase;letter-spacing:.07em;font-size:.82rem;transition:transform .25s var(--ease),border-color .25s,background .25s,box-shadow .25s;overflow:hidden}
.btn::after{content:"";position:absolute;inset:-2px;transform:translateX(-120%) skewX(-18deg);background:linear-gradient(90deg,transparent,rgba(255,255,255,.22),transparent);transition:transform .65s var(--ease)}
.btn:hover::after{transform:translateX(120%) skewX(-18deg)}
.btn:hover{transform:translateY(-2px)}
.btn-red{background:linear-gradient(135deg,var(--red),#b00018);color:#fff;box-shadow:0 16px 36px rgba(226,11,36,.21)}
.btn-red:hover{box-shadow:0 18px 44px rgba(226,11,36,.34)}
.btn-ghost{border-color:var(--line-strong);background:rgba(255,255,255,.035)}
.btn-ghost:hover{border-color:rgba(255,255,255,.38);background:rgba(255,255,255,.07)}
.btn svg{width:18px;height:18px;flex:0 0 auto}
.text-link{display:inline-flex;align-items:center;gap:8px;color:#fff;font-weight:800;text-transform:uppercase;letter-spacing:.07em;font-size:.78rem}
.text-link svg{width:17px;transition:transform .25s}.text-link:hover svg{transform:translateX(4px)}

/* Header */
.urgent-bar{height:34px;display:flex;align-items:center;background:#0c0d0f;border-bottom:1px solid var(--line);font-size:.76rem;text-transform:uppercase;letter-spacing:.08em;color:#d5d8dc}
.urgent-bar .container{display:flex;align-items:center;justify-content:space-between;gap:20px}
.urgent-bar strong{color:#fff}
.urgent-dot{width:7px;height:7px;background:var(--red-2);border-radius:50%;box-shadow:0 0 0 5px rgba(226,11,36,.1),0 0 16px var(--red);display:inline-block;margin-right:9px;animation:pulse-dot 1.9s infinite}
@keyframes pulse-dot{50%{box-shadow:0 0 0 9px rgba(226,11,36,0),0 0 18px var(--red)}}
.site-header{position:fixed;left:0;right:0;top:34px;z-index:150;transition:background .3s,backdrop-filter .3s,border-color .3s,transform .3s}
.site-header.scrolled{background:rgba(7,8,10,.86);backdrop-filter:blur(18px);border-bottom:1px solid var(--line)}
.nav{height:86px;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:36px}
.brand{display:flex;align-items:center;gap:12px;min-width:190px}
.brand img{width:164px;height:auto;filter:drop-shadow(0 8px 18px rgba(0,0,0,.4))}
.nav-links{display:flex;align-items:center;justify-content:center;gap:29px}
.nav-links a{position:relative;font-size:.78rem;font-weight:800;text-transform:uppercase;letter-spacing:.1em;color:#c9cdd2;padding:8px 0}
.nav-links a::after{content:"";position:absolute;left:0;bottom:0;width:100%;height:2px;background:var(--red);transform:scaleX(0);transform-origin:right;transition:transform .3s var(--ease)}
.nav-links a:hover,.nav-links a.active{color:#fff}.nav-links a:hover::after,.nav-links a.active::after{transform:scaleX(1);transform-origin:left}
.nav-actions{display:flex;align-items:center;gap:10px}.nav-phone{display:inline-flex;flex-direction:column;line-height:1.05;text-align:right;margin-right:8px}.nav-phone small{font-size:.62rem;text-transform:uppercase;letter-spacing:.12em;color:var(--muted)}.nav-phone strong{font:700 1rem Barlow Condensed,Arial,sans-serif;letter-spacing:.04em}
.menu-toggle{display:none;width:48px;height:48px;border:1px solid var(--line);background:#111418;border-radius:12px;align-items:center;justify-content:center;cursor:pointer}.menu-toggle span,.menu-toggle span::before,.menu-toggle span::after{display:block;width:20px;height:2px;background:#fff;position:relative;transition:.25s}.menu-toggle span::before,.menu-toggle span::after{content:"";position:absolute;left:0}.menu-toggle span::before{top:-6px}.menu-toggle span::after{top:6px}
.mobile-menu{display:none}

/* Hero */
.hero{position:relative;min-height:100svh;display:flex;align-items:flex-end;padding:160px 0 72px;overflow:hidden;background:#070809}
.hero-media{position:absolute;inset:0;overflow:hidden}
.hero-media::before{content:"";position:absolute;inset:-4%;background-image:var(--hero-image);background-size:cover;background-position:center;transform:scale(1.08);filter:saturate(.82) contrast(1.08) brightness(.65);will-change:transform}
.hero-media::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(4,5,6,.98) 0%,rgba(4,5,6,.85) 38%,rgba(4,5,6,.34) 70%,rgba(4,5,6,.55) 100%),linear-gradient(0deg,#050607 0%,rgba(5,6,7,.12) 46%,rgba(5,6,7,.42) 100%)}
.hero-grid{position:absolute;inset:0;opacity:.16;background-image:linear-gradient(rgba(255,255,255,.14) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.14) 1px,transparent 1px);background-size:72px 72px;mask-image:linear-gradient(90deg,#000,transparent 76%)}
.hero-content{position:relative;z-index:2;max-width:850px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:34px}
.hero-meta{display:flex;gap:28px;flex-wrap:wrap;margin-top:48px;padding-top:25px;border-top:1px solid var(--line);max-width:760px}.hero-meta div{display:grid;gap:2px}.hero-meta b{font:800 1.42rem Barlow Condensed,Arial,sans-serif;text-transform:uppercase}.hero-meta span{font-size:.72rem;color:#b1b7bf;text-transform:uppercase;letter-spacing:.08em}
.hero-badge{position:absolute;right:max(24px,calc((100vw - var(--max))/2));bottom:72px;width:176px;height:176px;border:1px solid rgba(255,255,255,.18);border-radius:50%;display:grid;place-items:center;background:rgba(7,8,10,.52);backdrop-filter:blur(12px);z-index:3}.hero-badge::before{content:"24 / 7";font:900 2.4rem Barlow Condensed,Arial,sans-serif}.hero-badge::after{content:"HEAVY-DUTY SUPPORT";position:absolute;bottom:42px;font-size:.58rem;letter-spacing:.14em;color:#bfc4ca}
.hero-badge-ring{position:absolute;inset:9px;border:1px dashed rgba(226,11,36,.65);border-radius:50%;animation:spin 18s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}
.scroll-cue{position:absolute;left:50%;bottom:22px;z-index:3;display:flex;align-items:center;gap:9px;transform:translateX(-50%);font-size:.62rem;text-transform:uppercase;letter-spacing:.14em;color:#8e949c}.scroll-cue::before{content:"";width:34px;height:1px;background:#8e949c;animation:cue 1.8s infinite}@keyframes cue{50%{width:18px;opacity:.45}}

.page-hero{min-height:68svh;padding:175px 0 70px;display:flex;align-items:flex-end;position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
.page-hero .hero-media::after{background:linear-gradient(90deg,rgba(5,6,7,.96),rgba(5,6,7,.58) 55%,rgba(5,6,7,.52)),linear-gradient(0deg,#050607,transparent 65%)}
.page-hero .display{font-size:clamp(3.8rem,9vw,7.8rem)}
.page-hero-content{position:relative;z-index:2;max-width:920px}
.breadcrumbs{display:flex;gap:8px;align-items:center;color:#969da5;font-size:.72rem;text-transform:uppercase;letter-spacing:.1em;margin-bottom:15px}.breadcrumbs a:hover{color:#fff}.breadcrumbs span{color:var(--red)}

/* Marquee */
.marquee{overflow:hidden;border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:#090b0d}.marquee-track{width:max-content;display:flex;align-items:center;gap:30px;padding:17px 0;animation:marquee 28s linear infinite}.marquee:hover .marquee-track{animation-play-state:paused}.marquee-item{display:flex;align-items:center;gap:30px;font:800 1rem Barlow Condensed,Arial,sans-serif;text-transform:uppercase;letter-spacing:.09em;color:#bfc4ca}.marquee-item::after{content:"";width:8px;height:8px;transform:rotate(45deg);background:var(--red)}@keyframes marquee{to{transform:translateX(-50%)}}

/* Cards and grids */
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:28px}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.card{position:relative;border:1px solid var(--line);background:linear-gradient(145deg,rgba(255,255,255,.04),rgba(255,255,255,.015));border-radius:var(--radius);overflow:hidden;box-shadow:0 18px 55px rgba(0,0,0,.12)}
.card:hover{border-color:rgba(255,255,255,.2)}
.service-card{min-height:340px;padding:29px;display:flex;flex-direction:column;justify-content:flex-end;transition:transform .42s var(--ease),border-color .3s}.service-card:hover{transform:translateY(-8px)}
.service-card .num{position:absolute;top:22px;right:24px;font:900 3rem Barlow Condensed,Arial,sans-serif;color:rgba(255,255,255,.07)}
.service-card .icon{position:absolute;top:26px;left:28px;width:46px;height:46px;border:1px solid rgba(255,255,255,.16);border-radius:12px;display:grid;place-items:center;background:rgba(255,255,255,.03)}.service-card .icon svg{width:24px;height:24px;color:var(--red-2)}
.service-card p{color:#aeb4bb;margin:7px 0 18px;font-size:.93rem}
.service-card::after{content:"";position:absolute;left:0;right:0;bottom:0;height:3px;background:linear-gradient(90deg,var(--red),transparent);transform:scaleX(.2);transform-origin:left;transition:transform .35s}.service-card:hover::after{transform:scaleX(1)}

.photo-card{min-height:500px;background-size:cover;background-position:center;position:relative}.photo-card::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(5,6,7,.96),rgba(5,6,7,.2) 70%)}.photo-card-content{position:absolute;z-index:2;left:28px;right:28px;bottom:26px}

.panel{border:1px solid var(--line);border-radius:var(--radius);background:#0b0d0f;padding:32px;box-shadow:var(--shadow)}

/* System map / blueprint */
.blueprint-wrap{position:relative;min-height:610px;border:1px solid rgba(143,184,255,.17);border-radius:28px;background:radial-gradient(circle at 50% 50%,rgba(60,108,182,.14),transparent 45%),linear-gradient(rgba(80,125,190,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(80,125,190,.05) 1px,transparent 1px),#07101a;background-size:auto,32px 32px,32px 32px;overflow:hidden}
.blueprint-wrap::before{content:"HEAVY-DUTY SYSTEMS MAP / GENERIC REFERENCE";position:absolute;top:18px;left:22px;z-index:3;font:600 .66rem Inter,sans-serif;letter-spacing:.13em;color:#7fa5d9}.blueprint-wrap::after{content:"NOT VEHICLE-SPECIFIC • DIAGRAM FOR SERVICE CATEGORIES";position:absolute;right:22px;bottom:18px;z-index:3;font-size:.56rem;letter-spacing:.11em;color:#55779f}
.truck-blueprint{position:absolute;width:min(88%,940px);left:50%;top:50%;transform:translate(-50%,-50%);opacity:.92}.truck-blueprint *{vector-effect:non-scaling-stroke}.truck-blueprint .line{fill:none;stroke:#6ba1e8;stroke-width:1.35}.truck-blueprint .ghost{fill:none;stroke:#315a88;stroke-width:.8;stroke-dasharray:5 7}.truck-blueprint .hot{fill:#0a1724;stroke:#ff3048;stroke-width:1.5}.truck-blueprint .hot-ring{fill:none;stroke:#ff3048;stroke-width:1;opacity:.7;animation:hot-pulse 2.5s infinite}@keyframes hot-pulse{50%{opacity:.1;transform:scale(1.35);transform-origin:center}}
.blue-label{position:absolute;z-index:4;background:rgba(6,15,25,.88);border:1px solid rgba(107,161,232,.3);padding:9px 12px;border-radius:9px;font:700 .68rem Inter,sans-serif;text-transform:uppercase;letter-spacing:.08em;color:#cfddf3;backdrop-filter:blur(8px)}.blue-label b{color:#ff5a6c}.bl-engine{left:12%;top:35%}.bl-brakes{right:9%;top:57%}.bl-electrical{left:40%;top:20%}.bl-cooling{left:20%;bottom:19%}

/* Split story */
.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:64px;align-items:center}.split-media{position:relative;min-height:600px;border-radius:28px;overflow:hidden;border:1px solid var(--line)}.split-media img{position:absolute;inset:-6%;width:112%;height:112%;object-fit:cover;filter:saturate(.8) contrast(1.05) brightness(.8)}.split-media::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(5,6,7,.6),transparent 65%)}.split-media .media-tag{position:absolute;left:22px;bottom:22px;z-index:3;border:1px solid var(--line);background:rgba(5,6,7,.72);padding:13px 15px;border-radius:12px;backdrop-filter:blur(12px);font-size:.75rem;text-transform:uppercase;letter-spacing:.08em}
.feature-list{display:grid;gap:18px;margin-top:28px}.feature-item{display:grid;grid-template-columns:42px 1fr;gap:15px;padding:17px 0;border-top:1px solid var(--line)}.feature-item:first-child{border-top:0}.feature-item .marker{width:42px;height:42px;border-radius:12px;border:1px solid rgba(226,11,36,.28);background:rgba(226,11,36,.08);display:grid;place-items:center;color:var(--red-2);font:800 .83rem Inter,sans-serif}.feature-item h4{margin:0 0 4px;font:800 1.14rem Barlow Condensed,Arial,sans-serif;text-transform:uppercase}.feature-item p{margin:0;color:#9ea5ad;font-size:.92rem}

/* Steps */
.steps{counter-reset:steps;display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);border-radius:24px;overflow:hidden}.step{position:relative;padding:31px;min-height:240px;background:rgba(255,255,255,.018);border-right:1px solid var(--line)}.step:last-child{border-right:0}.step::before{counter-increment:steps;content:"0" counter(steps);display:block;font:900 2.7rem Barlow Condensed,Arial,sans-serif;color:rgba(255,255,255,.13);margin-bottom:40px}.step h3{font-size:1.3rem}.step p{color:#9ca3ab;font-size:.88rem}.step:hover::before{color:var(--red)}

/* Fleet */
.fleet-banner{position:relative;min-height:650px;border-radius:30px;overflow:hidden;border:1px solid var(--line);display:flex;align-items:flex-end;padding:44px;background-size:cover;background-position:center}.fleet-banner::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(5,6,7,.95),rgba(5,6,7,.45) 65%,rgba(5,6,7,.2)),linear-gradient(0deg,rgba(5,6,7,.9),transparent 55%)}.fleet-banner>*{position:relative;z-index:2}.fleet-banner .content{max-width:650px}.fleet-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:21px}.tag{border:1px solid rgba(255,255,255,.17);padding:8px 10px;border-radius:999px;background:rgba(0,0,0,.25);font-size:.67rem;text-transform:uppercase;letter-spacing:.08em;color:#d0d4d9}

/* CTA */
.cta{position:relative;overflow:hidden;border-radius:30px;padding:68px;min-height:390px;display:flex;align-items:center;border:1px solid rgba(226,11,36,.25);background:linear-gradient(120deg,#14060a 0%,#0a0b0d 55%,#121416 100%)}.cta::before{content:"";position:absolute;width:520px;height:520px;right:-170px;top:-180px;border:70px solid rgba(226,11,36,.08);border-radius:50%}.cta::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,transparent 0 48%,rgba(255,255,255,.02) 48% 48.4%,transparent 48.4%);transform:skewX(-16deg)}.cta-content{position:relative;z-index:2;max-width:760px}.cta .h2{font-size:clamp(3rem,6vw,6rem)}

/* Contact & forms */
.contact-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:30px;align-items:start}.contact-cards{display:grid;gap:12px}.contact-card{display:grid;grid-template-columns:46px 1fr;gap:14px;padding:19px;border:1px solid var(--line);border-radius:16px;background:rgba(255,255,255,.025)}.contact-card .cicon{width:46px;height:46px;border-radius:12px;display:grid;place-items:center;background:rgba(226,11,36,.1);color:var(--red-2)}.contact-card .cicon svg{width:22px}.contact-card small{display:block;text-transform:uppercase;letter-spacing:.08em;color:#8f969e;font-size:.63rem}.contact-card strong{display:block;margin-top:2px;font-size:.94rem;word-break:break-word}
.form-card{border:1px solid var(--line);border-radius:24px;padding:32px;background:#0b0d0f;box-shadow:var(--shadow)}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.form-field{display:grid;gap:7px}.form-field.full{grid-column:1/-1}.form-field label{font-size:.7rem;text-transform:uppercase;letter-spacing:.09em;color:#abb1b8;font-weight:700}.form-field input,.form-field select,.form-field textarea{width:100%;border:1px solid rgba(255,255,255,.13);background:#111419;color:#fff;border-radius:11px;padding:14px 14px;outline:none;transition:border-color .2s,box-shadow .2s}.form-field textarea{min-height:140px;resize:vertical}.form-field input:focus,.form-field select:focus,.form-field textarea:focus{border-color:rgba(255,48,72,.8);box-shadow:0 0 0 4px rgba(226,11,36,.09)}.form-note{font-size:.72rem;color:#7f8790;margin-top:12px}.honeypot{position:absolute!important;left:-9999px!important;opacity:0!important;pointer-events:none!important}
.map-wrap{height:430px;border-radius:24px;overflow:hidden;border:1px solid var(--line);filter:grayscale(.92) contrast(1.05)}.map-wrap iframe{width:100%;height:100%;border:0}

/* Service detail */
.service-detail-grid{display:grid;grid-template-columns:.78fr 1.22fr;gap:42px}.service-index{position:sticky;top:145px;align-self:start;border:1px solid var(--line);border-radius:18px;background:#0c0e11;padding:18px}.service-index a{display:flex;justify-content:space-between;padding:13px;border-bottom:1px solid var(--line);font-size:.78rem;text-transform:uppercase;letter-spacing:.07em;color:#aeb4bb}.service-index a:last-child{border-bottom:0}.service-index a:hover{color:#fff;background:rgba(255,255,255,.025);border-radius:9px}.service-stack{display:grid;gap:16px}.service-detail{border:1px solid var(--line);border-radius:20px;padding:29px;background:linear-gradient(145deg,#0e1114,#090b0d)}.service-detail h3{font-size:1.9rem}.service-detail ul{margin:16px 0 0;padding-left:19px;color:#aeb4bb}.service-detail li{margin:7px 0}

/* FAQ */
.faq{display:grid;gap:10px}.faq details{border:1px solid var(--line);border-radius:15px;background:rgba(255,255,255,.02);padding:0 20px}.faq summary{cursor:pointer;list-style:none;padding:20px 36px 20px 0;font-weight:800;text-transform:uppercase;letter-spacing:.05em;font-size:.86rem;position:relative}.faq summary::-webkit-details-marker{display:none}.faq summary::after{content:"+";position:absolute;right:0;top:14px;font:400 1.8rem Inter,sans-serif;color:var(--red)}.faq details[open] summary::after{content:"−"}.faq details p{color:#a8afb7;margin:-4px 0 21px;max-width:850px}

/* Footer */
.site-footer{border-top:1px solid var(--line);background:#060708;padding:72px 0 26px}.footer-grid{display:grid;grid-template-columns:1.3fr .8fr .8fr 1fr;gap:42px}.footer-brand img{width:230px;margin-bottom:18px}.footer-brand p{max-width:420px;color:#8f969e;font-size:.9rem}.footer-title{font:800 .92rem Barlow Condensed,Arial,sans-serif;text-transform:uppercase;letter-spacing:.1em;margin-bottom:16px}.footer-links{display:grid;gap:10px}.footer-links a{color:#969da5;font-size:.86rem}.footer-links a:hover{color:#fff}.footer-contact{display:grid;gap:9px;color:#a6adb5;font-size:.86rem}.footer-bottom{margin-top:50px;padding-top:22px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:18px;color:#727a83;font-size:.72rem}.footer-bottom a:hover{color:#fff}

/* Mobile action bar */
.mobile-actionbar{display:none}

/* Reveal/parallax */
[data-reveal]{opacity:0;transform:translateY(28px);transition:opacity .75s var(--ease),transform .75s var(--ease)}
[data-reveal="left"]{transform:translateX(-34px)}[data-reveal="right"]{transform:translateX(34px)}[data-reveal].is-visible{opacity:1;transform:none}
[data-delay="1"]{transition-delay:.08s}[data-delay="2"]{transition-delay:.16s}[data-delay="3"]{transition-delay:.24s}[data-delay="4"]{transition-delay:.32s}

/* Utility */
.hr{height:1px;background:var(--line);margin:28px 0}.center{text-align:center}.center .lead{margin-inline:auto}.stack{display:grid;gap:18px}.mt-2{margin-top:18px}.mt-3{margin-top:30px}.mt-4{margin-top:46px}.mt-5{margin-top:68px}.red{color:var(--red-2)}
.notice{border-left:3px solid var(--red);padding:13px 16px;background:rgba(226,11,36,.07);color:#bbc1c8;font-size:.88rem;border-radius:0 10px 10px 0}
.status-chip{display:inline-flex;align-items:center;gap:7px;border:1px solid rgba(77,216,123,.23);background:rgba(77,216,123,.06);color:#bfe8cb;padding:8px 11px;border-radius:999px;text-transform:uppercase;letter-spacing:.08em;font-size:.65rem;font-weight:800}.status-chip::before{content:"";width:6px;height:6px;border-radius:50%;background:#4dd87b;box-shadow:0 0 12px #4dd87b}

@media (max-width:1100px){
  .nav-links{gap:18px}.nav-phone{display:none}.grid-4{grid-template-columns:repeat(2,1fr)}.steps{grid-template-columns:repeat(2,1fr)}.step:nth-child(2){border-right:0}.step:nth-child(-n+2){border-bottom:1px solid var(--line)}.footer-grid{grid-template-columns:1.2fr 1fr 1fr}.footer-grid>div:last-child{grid-column:2/-1}.hero-badge{display:none}
}
@media (max-width:900px){
  .container{width:min(calc(100% - 28px),var(--max))}.section{padding:88px 0}.urgent-bar{height:auto;min-height:34px;padding:6px 0}.urgent-bar .container{font-size:.65rem}.urgent-hide{display:none}.site-header{top:34px}.nav{height:72px;grid-template-columns:1fr auto}.brand img{width:145px}.nav-links,.nav-actions{display:none}.menu-toggle{display:flex}.mobile-menu{position:fixed;left:14px;right:14px;top:116px;z-index:149;border:1px solid var(--line);border-radius:18px;background:rgba(8,9,11,.97);backdrop-filter:blur(18px);padding:16px;box-shadow:var(--shadow);transform:translateY(-16px);opacity:0;pointer-events:none;transition:.3s var(--ease);display:block}.mobile-menu.open{opacity:1;transform:none;pointer-events:auto}.mobile-menu a{display:flex;justify-content:space-between;padding:14px 8px;border-bottom:1px solid var(--line);text-transform:uppercase;letter-spacing:.08em;font-size:.79rem;font-weight:800}.mobile-menu a:last-child{border-bottom:0}.mobile-menu .mobile-cta{margin-top:12px}.hero{padding-top:145px;min-height:92svh}.display{font-size:clamp(3.3rem,15vw,6rem)}.hero-meta{gap:17px}.page-hero{padding-top:150px;min-height:62svh}.grid-3{grid-template-columns:1fr 1fr}.grid-2,.split,.contact-grid,.service-detail-grid{grid-template-columns:1fr}.split{gap:30px}.split-media{min-height:480px}.service-index{position:relative;top:auto}.blueprint-wrap{min-height:500px}.blue-label{font-size:.58rem}.bl-engine{left:6%;top:34%}.bl-brakes{right:4%;top:59%}.bl-electrical{left:38%;top:18%}.bl-cooling{left:12%;bottom:17%}.footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:last-child{grid-column:auto}.cta{padding:42px;min-height:350px}
}
@media (max-width:620px){
  body{padding-bottom:68px}.urgent-bar .container{justify-content:center}.urgent-bar a:not(.urgent-call){display:none}.site-header{top:34px}.brand{min-width:0}.brand img{width:132px}.hero{padding:132px 0 52px}.hero-content{max-width:100%}.display{font-size:clamp(3.05rem,18vw,5rem)}.lead{font-size:1rem}.hero-actions{display:grid;grid-template-columns:1fr}.hero-actions .btn{width:100%}.hero-meta{display:grid;grid-template-columns:1fr 1fr;margin-top:36px}.scroll-cue{display:none}.page-hero{padding:136px 0 48px;min-height:58svh}.grid-3,.grid-4{grid-template-columns:1fr}.service-card{min-height:280px}.steps{grid-template-columns:1fr}.step{border-right:0!important;border-bottom:1px solid var(--line)!important;min-height:195px}.step:last-child{border-bottom:0!important}.step::before{margin-bottom:22px}.blueprint-wrap{min-height:420px}.blueprint-wrap::before{font-size:.53rem}.blueprint-wrap::after{display:none}.blue-label{padding:7px 9px}.bl-engine{top:28%}.bl-brakes{top:64%}.bl-electrical{left:34%;top:13%}.bl-cooling{left:7%;bottom:12%}.split-media{min-height:390px}.fleet-banner{min-height:560px;padding:27px}.cta{padding:31px 24px}.form-grid{grid-template-columns:1fr}.form-field.full{grid-column:auto}.form-card{padding:23px}.map-wrap{height:340px}.footer-grid{grid-template-columns:1fr;gap:28px}.footer-grid>div:last-child{grid-column:auto}.footer-bottom{flex-direction:column}.mobile-actionbar{position:fixed;left:0;right:0;bottom:0;z-index:170;height:68px;background:rgba(7,8,10,.95);backdrop-filter:blur(16px);border-top:1px solid var(--line);display:grid;grid-template-columns:repeat(3,1fr)}.mobile-actionbar a{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;font-size:.59rem;text-transform:uppercase;letter-spacing:.08em;color:#d4d8dd}.mobile-actionbar a:nth-child(2){background:var(--red);color:#fff}.mobile-actionbar svg{width:20px;height:20px}.photo-card{min-height:400px}.section{padding:74px 0}.section-tight{padding:58px 0}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}*,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}.hero-media::before{transform:none!important}[data-reveal]{opacity:1;transform:none}
}
/* 2026 responsive navigation + device optimization */
html{
  -webkit-text-size-adjust:100%;
  text-size-adjust:100%;
  scroll-padding-top:92px;
}
body{min-width:280px}
main,.container,.split>*,.grid-2>*,.grid-3>*,.grid-4>*,.contact-grid>*,.service-detail-grid>*{min-width:0}

/* The header now lives in the document flow, so it never sits on top of page content.
   It becomes sticky only when it reaches the top and intelligently hides while scrolling down. */
.site-header{
  position:sticky;
  top:0;
  left:0;
  right:0;
  z-index:150;
  background:rgba(7,8,10,.72);
  border-bottom:1px solid rgba(255,255,255,.07);
  -webkit-backdrop-filter:blur(16px) saturate(1.08);
  backdrop-filter:blur(16px) saturate(1.08);
  box-shadow:0 8px 28px rgba(0,0,0,.12);
  transform:translate3d(0,0,0);
  will-change:transform;
  transition:background .3s,backdrop-filter .3s,border-color .3s,box-shadow .3s,transform .34s var(--ease);
}
.site-header.scrolled{
  background:rgba(7,8,10,.94);
  border-bottom-color:var(--line);
  box-shadow:0 14px 34px rgba(0,0,0,.24);
}
.site-header.header-hidden{transform:translate3d(0,-110%,0)}
.site-header.menu-active{transform:translate3d(0,0,0)!important}
.nav{height:78px;transition:height .3s var(--ease)}
.site-header.scrolled .nav{height:70px}
.brand img{max-height:62px;object-fit:contain}
.menu-toggle{min-width:48px;min-height:48px}
.menu-toggle[aria-expanded="true"] span{background:transparent}
.menu-toggle[aria-expanded="true"] span::before{top:0;transform:rotate(45deg)}
.menu-toggle[aria-expanded="true"] span::after{top:0;transform:rotate(-45deg)}

/* Header is no longer overlaying the hero, so hero spacing can be leaner and more consistent. */
.hero{
  min-height:calc(100svh - 112px);
  min-height:calc(100dvh - 112px);
  padding:96px 0 70px;
}
.page-hero{
  min-height:clamp(500px,62svh,760px);
  padding:104px 0 66px;
}
.service-index{top:92px}

/* Mobile navigation follows the actual bottom edge of the header (JS sets top precisely). */
.mobile-menu{
  max-height:calc(100dvh - 100px - env(safe-area-inset-bottom));
  overflow-y:auto;
  overscroll-behavior:contain;
  -webkit-overflow-scrolling:touch;
}
.mobile-menu a{min-height:46px;align-items:center}
body.menu-open{overflow:hidden}

/* Footer credit and stable three-part layout. */
.footer-bottom{
  display:grid;
  grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);
  align-items:center;
  gap:18px 28px;
}
.footer-legal{justify-self:end;text-align:right}
.developer-credit{
  justify-self:center;
  text-align:center;
  color:#858d96;
  white-space:nowrap;
}
.developer-credit strong{
  color:#c7ccd2;
  font-weight:700;
  letter-spacing:.015em;
}

/* Better touch behavior, text wrapping and iOS form sizing. */
.footer-contact a,.footer-contact span,.footer-brand p,.lead,.muted,.notice,.service-detail li{overflow-wrap:anywhere}
.form-field input,.form-field select,.form-field textarea{min-width:0}
@media (hover:none){
  .service-card:hover,.btn:hover{transform:none}
  .btn:hover::after{transform:translateX(-120%) skewX(-18deg)}
}

@media (max-width:1100px){
  .footer-bottom{grid-template-columns:1fr 1fr}
  .developer-credit{grid-column:1/-1;grid-row:2;justify-self:start;text-align:left;white-space:normal}
  .footer-legal{justify-self:end}
}

@media (max-width:900px){
  html{scroll-padding-top:78px}
  .site-header{top:0}
  .nav{height:72px}
  .site-header.scrolled .nav{height:66px}
  .brand img{max-height:54px}
  .mobile-menu{
    left:14px;
    right:14px;
    top:82px;
    max-height:calc(100dvh - 96px - env(safe-area-inset-bottom));
    z-index:151;
  }
  .hero{
    min-height:calc(100svh - 106px);
    min-height:calc(100dvh - 106px);
    padding:80px 0 56px;
  }
  .page-hero{min-height:clamp(440px,58svh,640px);padding:82px 0 54px}
  .service-index{top:auto}
  .footer-bottom{grid-template-columns:1fr 1fr}
  .developer-credit{grid-column:1/-1;grid-row:2}
}

@media (max-width:620px){
  html{scroll-padding-top:72px}
  body{padding-bottom:calc(68px + env(safe-area-inset-bottom))}
  .urgent-bar .container{gap:12px}
  .urgent-bar .container>div,.urgent-bar .urgent-call{white-space:nowrap}
  .site-header{top:0}
  .nav{height:68px}
  .site-header.scrolled .nav{height:62px}
  .brand img{width:126px;max-height:50px}
  .mobile-menu{
    left:10px;
    right:10px;
    top:78px;
    padding:12px;
    border-radius:16px;
    max-height:calc(100dvh - 88px - 68px - env(safe-area-inset-bottom));
  }
  .mobile-menu a{padding:12px 8px}
  .hero{
    min-height:calc(100svh - 102px);
    min-height:calc(100dvh - 102px);
    padding:70px 0 48px;
  }
  .page-hero{min-height:52svh;padding:68px 0 44px}
  .display{font-size:clamp(2.9rem,17vw,4.8rem)}
  .page-hero .display{font-size:clamp(3rem,16vw,5.2rem)}
  .hero-meta{gap:14px}
  .hero-meta b{font-size:1.24rem}
  .section{padding:68px 0}
  .section-tight{padding:52px 0}
  .panel,.service-detail{padding:22px}
  .cta{border-radius:22px}
  .cta .h2{font-size:clamp(2.7rem,14vw,4.6rem)}
  .form-field input,.form-field select,.form-field textarea{font-size:16px}
  .footer-bottom{grid-template-columns:1fr;gap:10px}
  .developer-credit{grid-column:auto;grid-row:auto;justify-self:start;text-align:left}
  .footer-legal{justify-self:start;text-align:left}
  .mobile-actionbar{
    height:calc(68px + env(safe-area-inset-bottom));
    padding-bottom:env(safe-area-inset-bottom);
  }
}

@media (max-width:380px){
  .container{width:min(calc(100% - 20px),var(--max))}
  .urgent-bar .container>div{display:none}
  .urgent-bar .container{justify-content:center}
  .display{font-size:clamp(2.75rem,17vw,4rem)}
  .hero-meta{grid-template-columns:1fr 1fr;gap:12px}
  .btn{padding-inline:16px}
  .service-card{padding:24px}
  .form-card{padding:18px}
  .blueprint-wrap{min-height:370px}
  .footer-brand img{width:205px}
}

@media (max-height:600px) and (orientation:landscape) and (max-width:900px){
  .mobile-menu{max-height:calc(100dvh - 78px - env(safe-area-inset-bottom))}
  .mobile-menu a{min-height:40px;padding:9px 8px}
  .hero,.page-hero{min-height:auto;padding-top:54px;padding-bottom:46px}
  .hero-meta{margin-top:26px}
  .scroll-cue{display:none}
}