/* Autobahn Motor Products - site styles */

:root{
  --navy:#101A54;
  --navy-deep:#0B1240;
  --ice:#DCE8F7;
  --ice-soft:#F1F6FC;
  --steel:#3E6DB5;
  --steel-dark:#31589A;
  --text:#16213E;
  --muted:#5A6478;
  --line:#DFE5EF;
  --white:#fff;
  --radius:14px;
  --radius-lg:20px;
  --shadow:0 1px 2px rgba(16,26,84,.04),0 8px 24px rgba(16,26,84,.06);
  --shadow-lift:0 2px 4px rgba(16,26,84,.06),0 18px 40px rgba(16,26,84,.10);
  --wrap:1180px;
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Inter,Roboto,"Helvetica Neue",Arial,sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;font-family:var(--sans);color:var(--text);background:var(--white);
  font-size:17px;line-height:1.65;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
figure{margin:0}
a{color:var(--steel-dark);text-decoration:none}
a:hover{color:var(--navy)}
h1,h2,h3,h4{color:var(--navy);line-height:1.15;letter-spacing:-.02em;margin:0 0 .5em}
h1{font-size:clamp(2.1rem,5vw,3.5rem);font-weight:800;letter-spacing:-.03em}
h2{font-size:clamp(1.65rem,3.4vw,2.5rem);font-weight:750}
h3{font-size:clamp(1.15rem,2vw,1.4rem);font-weight:700;letter-spacing:-.01em}
h4{font-size:1.02rem;font-weight:700}
p{margin:0 0 1.1em}
ul{margin:0 0 1.1em;padding-left:1.15em}
li{margin-bottom:.4em}
strong{font-weight:700;color:var(--navy)}

.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
.wrap-narrow{max-width:860px;margin:0 auto;padding:0 24px}
.section{padding:clamp(56px,8vw,104px) 0}
.section-tight{padding:clamp(40px,5vw,64px) 0}
.section-ice{background:var(--ice-soft)}
.section-navy{background:var(--navy);color:#E6ECF8}
.section-navy h2,.section-navy h3{color:#fff}
.section-navy p{color:#C3CFE6}

.lead{font-size:clamp(1.06rem,1.7vw,1.25rem);color:var(--muted);line-height:1.6;max-width:62ch}
.eyebrow{
  font-size:.76rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--steel);margin:0 0 14px;
}
.section-navy .eyebrow{color:#9DB6DE}
.center{text-align:center}
.center .lead{margin-left:auto;margin-right:auto}
.head{margin-bottom:clamp(32px,4vw,52px)}
.head.center{max-width:760px;margin-left:auto;margin-right:auto}

/* ---------- Skip link ---------- */
.skip{position:absolute;left:-9999px;top:0;background:var(--navy);color:#fff;padding:12px 18px;z-index:200;border-radius:0 0 var(--radius) 0}
.skip:focus{left:0;color:#fff}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:100;background:rgba(255,255,255,.94);
  backdrop-filter:saturate(160%) blur(12px);border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;gap:24px;height:74px}
.brand{display:flex;flex-direction:column;justify-content:center;line-height:1}
.brand-name{font-size:1.42rem;font-weight:800;letter-spacing:.13em;color:var(--navy)}
.brand-sub{font-size:.63rem;letter-spacing:.15em;text-transform:uppercase;color:var(--muted);margin-top:5px;font-weight:600}
.nav-links{display:flex;align-items:center;gap:4px;list-style:none;margin:0;padding:0}
.nav-links a{
  display:block;padding:9px 14px;border-radius:9px;color:var(--text);
  font-size:.94rem;font-weight:600;transition:background .15s,color .15s;
}
.nav-links a:hover{background:var(--ice-soft);color:var(--navy)}
.nav-links a.active{color:var(--navy);background:var(--ice)}
.nav-cta{
  background:var(--navy)!important;color:#fff!important;padding:11px 20px!important;
  border-radius:10px!important;
}
.nav-cta:hover{background:var(--navy-deep)!important}
.nav-toggle{
  display:none;background:none;border:1px solid var(--line);border-radius:10px;
  width:44px;height:44px;cursor:pointer;padding:0;align-items:center;justify-content:center;
}
.nav-toggle span{display:block;width:19px;height:2px;background:var(--navy);position:relative}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:19px;height:2px;background:var(--navy);
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:14px 28px;border-radius:11px;font-weight:650;font-size:1rem;
  border:1px solid transparent;cursor:pointer;
  transition:background .16s,color .16s,border-color .16s,transform .16s;
  font-family:inherit;
}
.btn-primary{background:var(--navy);color:#fff}
.btn-primary:hover{background:var(--navy-deep);color:#fff;transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--navy);border-color:#C3D2E8}
.btn-ghost:hover{background:var(--ice-soft);color:var(--navy);border-color:var(--steel)}
.btn-light{background:#fff;color:var(--navy)}
.btn-light:hover{background:var(--ice);color:var(--navy);transform:translateY(-1px)}
.btn-outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.4)}
.btn-outline-light:hover{background:rgba(255,255,255,.1);color:#fff;border-color:#fff}
.btn-row{display:flex;flex-wrap:wrap;gap:14px}
.btn-row.center{justify-content:center}

/* ---------- Hero ---------- */
.hero{position:relative;background:var(--navy);overflow:hidden}
.hero-media{position:absolute;inset:0}
.hero-media img{width:100%;height:100%;object-fit:cover;opacity:.28}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(105deg,rgba(11,18,64,.94) 0%,rgba(16,26,84,.82) 45%,rgba(16,26,84,.55) 100%);
}
.hero-inner{position:relative;padding:clamp(72px,11vw,140px) 0 clamp(64px,9vw,116px)}
.hero h1{color:#fff;max-width:17ch}
.hero .lead{color:#C8D5EC;max-width:56ch;margin-bottom:34px}
.hero .eyebrow{color:#9DB6DE}

/* ---------- Stats ---------- */
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:clamp(20px,3vw,40px)}
.stat-num{
  font-size:clamp(2.5rem,5.2vw,4rem);font-weight:800;color:var(--navy);
  line-height:1;letter-spacing:-.045em;display:block;
}
.stat-label{font-size:.93rem;color:var(--muted);margin-top:12px;line-height:1.45}
.stat-num.stat-dim{font-size:clamp(1.85rem,3.2vw,2.55rem);letter-spacing:-.03em}
.section-navy .stat-num,.hero .stat-num{color:#fff}
.section-navy .stat-label,.hero .stat-label{color:#A9BCDD}
.hero-stats{
  margin-top:clamp(44px,6vw,64px);padding-top:clamp(32px,4vw,44px);
  border-top:1px solid rgba(255,255,255,.16);
}

/* ---------- Cards & grids ---------- */
.grid{display:grid;gap:clamp(18px,2.4vw,28px)}
.g2{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}
.g3{grid-template-columns:repeat(auto-fit,minmax(268px,1fr))}
.g4{grid-template-columns:repeat(auto-fit,minmax(212px,1fr))}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:clamp(24px,3vw,34px);box-shadow:var(--shadow);
}
.card h3{margin-bottom:.45em}
.card p:last-child{margin-bottom:0}
.card-plain{background:var(--ice-soft);border-color:transparent}
.section-navy .card{background:rgba(255,255,255,.055);border-color:rgba(255,255,255,.13);box-shadow:none}
.section-navy .card p{color:#BECBE4}
.num-badge{
  font-size:.8rem;font-weight:800;color:var(--steel);letter-spacing:.1em;
  display:block;margin-bottom:12px;
}
.section-navy .num-badge{color:#8FAEDC}

/* ---------- Media / figure ---------- */
.figure{border-radius:var(--radius-lg);overflow:hidden;background:var(--ice-soft);box-shadow:var(--shadow)}
.figure img{width:100%;height:100%;object-fit:cover}
.figure-caption{font-size:.86rem;color:var(--muted);padding:14px 18px;background:#fff}
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,4.5vw,64px);align-items:center}
.split-text h2{margin-bottom:.4em}
.ratio-4x3{aspect-ratio:4/3}
.ratio-3x2{aspect-ratio:3/2}
.ratio-16x9{aspect-ratio:16/9}
.ratio-1x1{aspect-ratio:1/1}

/* ---------- Product gallery ---------- */
.prod-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(236px,1fr));gap:clamp(16px,2vw,24px)}
.prod{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;transition:box-shadow .2s,transform .2s;
  display:flex;flex-direction:column;
}
.prod .prod-cap{flex:1}
.prod:hover{box-shadow:var(--shadow-lift);transform:translateY(-3px)}
.prod-img{aspect-ratio:1/1;background:#fff;display:flex;align-items:center;justify-content:center;padding:10px}
.prod-img img{width:100%;height:100%;object-fit:contain}
.prod-img.cover{padding:0}
.prod-img.cover img{object-fit:cover}
.prod-cap{padding:14px 18px 18px;border-top:1px solid var(--line)}
.prod-cap b{display:block;font-size:.95rem;color:var(--navy);font-weight:650;line-height:1.35}
.prod-cap span{display:block;font-size:.82rem;color:var(--muted);margin-top:4px}

/* ---------- Logo wall ---------- */
.logo-wall{display:grid;grid-template-columns:repeat(auto-fill,minmax(178px,1fr));gap:14px}
.logo-cell{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  height:112px;display:flex;align-items:center;justify-content:center;padding:22px;
  transition:box-shadow .2s,border-color .2s;
}
.logo-cell:hover{box-shadow:var(--shadow);border-color:#C9D6EA}
.logo-cell img{max-height:100%;max-width:100%;width:auto;object-fit:contain}
.logo-strip{
  display:grid;grid-template-columns:repeat(7,1fr);align-items:center;
  gap:clamp(16px,3vw,40px);
}
.logo-strip img{
  height:34px;width:100%;object-fit:contain;opacity:.85;
  transition:opacity .2s;justify-self:center;
}
.logo-strip img:hover{opacity:1}
@media (max-width:900px){
  .logo-strip{grid-template-columns:repeat(4,1fr);gap:24px}
}
@media (max-width:520px){
  .logo-strip{grid-template-columns:repeat(3,1fr);gap:18px}
  .logo-strip img{height:28px}
}

/* ---------- Tables ---------- */
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius-lg);background:#fff}
table{border-collapse:collapse;width:100%;min-width:600px;font-size:.95rem}
th,td{padding:15px 20px;text-align:left;border-bottom:1px solid var(--line)}
th{
  background:var(--ice-soft);color:var(--navy);font-weight:700;
  font-size:.78rem;letter-spacing:.08em;text-transform:uppercase;white-space:nowrap;
}
td{color:var(--text)}
tbody tr:last-child td{border-bottom:none}
tbody tr:hover td{background:#FAFCFE}
td.num{font-variant-numeric:tabular-nums;white-space:nowrap}

/* ---------- Spec list ---------- */
.spec{display:grid;grid-template-columns:repeat(auto-fit,minmax(232px,1fr));gap:14px;list-style:none;padding:0;margin:0}
.spec li{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:20px 22px;margin:0;
}
.spec b{display:block;color:var(--navy);font-size:1.02rem;margin-bottom:3px}
.spec span{font-size:.88rem;color:var(--muted)}

/* ---------- Checklist ---------- */
.checks{list-style:none;padding:0;margin:0;display:grid;gap:11px}
.checks li{position:relative;padding-left:30px;margin:0;color:var(--text)}
.checks li::before{
  content:"";position:absolute;left:2px;top:.55em;width:9px;height:9px;
  border-radius:50%;background:var(--steel);
}
.section-navy .checks li::before{background:#7FA3DA}
.section-navy .checks li{color:#C7D4EA}

/* ---------- Quote ---------- */
.quote{background:var(--ice-soft);border-radius:var(--radius-lg);padding:clamp(30px,4.5vw,56px)}
.quote p{font-size:clamp(1.06rem,1.9vw,1.3rem);color:var(--text);line-height:1.6}
.quote p:first-of-type{margin-top:0}
.quote-by{margin-top:26px;font-size:.95rem}
.quote-by b{display:block;color:var(--navy);font-size:1.05rem}
.quote-by span{color:var(--muted)}

/* ---------- Certificates ---------- */
.cert-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:clamp(18px,2.4vw,26px)}
.cert{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow)}
.cert-img{background:var(--ice-soft);padding:20px;display:flex;align-items:center;justify-content:center;min-height:250px}
.cert-img img{max-height:280px;width:auto;object-fit:contain;box-shadow:0 2px 12px rgba(16,26,84,.12)}
.cert-body{padding:20px 22px 24px}
.cert-body b{display:block;color:var(--navy);font-size:1rem;margin-bottom:5px}
.cert-body span{font-size:.87rem;color:var(--muted);line-height:1.5}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(32px,5vw,68px);align-items:start}
.info-block{margin-bottom:32px}
.info-block:last-child{margin-bottom:0}
.info-block h3,.info-block h4{
  font-size:.76rem;letter-spacing:.13em;text-transform:uppercase;
  color:var(--steel);margin-bottom:10px;font-weight:700;
}
.info-block p{margin-bottom:0;line-height:1.7}
.info-block a{color:var(--text);font-weight:600}
.info-block a:hover{color:var(--steel-dark)}

/* ---------- Form ---------- */
.form-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:clamp(26px,3.4vw,40px);box-shadow:var(--shadow);
}
.field{margin-bottom:19px}
.field label{display:block;font-size:.87rem;font-weight:650;color:var(--navy);margin-bottom:7px}
.field .req{color:#B4472F;font-weight:600}
.field input,.field textarea{
  width:100%;padding:13px 15px;border:1px solid #CFDAEA;border-radius:10px;
  font-family:inherit;font-size:1rem;color:var(--text);background:#fff;
  transition:border-color .15s,box-shadow .15s;
}
.field input:focus,.field textarea:focus{
  outline:none;border-color:var(--steel);box-shadow:0 0 0 3px rgba(62,109,181,.14);
}
.field textarea{resize:vertical;min-height:130px}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.form-note{font-size:.83rem;color:var(--muted);margin:16px 0 0}
.form-status{display:none;padding:15px 18px;border-radius:11px;margin-bottom:20px;font-size:.94rem;line-height:1.5}
.form-status.show{display:block}
.form-status.ok{background:#E8F5EC;color:#1D6135;border:1px solid #BEE2C9}
.form-status.err{background:#FDECE8;color:#8E2C17;border:1px solid #F6CFC4}

/* ---------- Map embed ---------- */
.map-embed{border:0;width:100%;height:400px;display:block;border-radius:var(--radius-lg)}

/* ---------- Footer ---------- */
.site-footer{background:var(--navy);color:#B9C7E2;padding:clamp(48px,6vw,76px) 0 0;font-size:.94rem}
.footer-top{display:grid;grid-template-columns:1.5fr 1fr 1.25fr;gap:clamp(28px,4vw,56px);padding-bottom:44px}
.site-footer h3,.site-footer h4{color:#fff;font-size:.78rem;letter-spacing:.13em;text-transform:uppercase;margin-bottom:16px;font-weight:700}
.site-footer a{color:#B9C7E2}
.site-footer a:hover{color:#fff}
.site-footer p{margin-bottom:.7em;line-height:1.7}
.footer-brand .brand-name{color:#fff;font-size:1.3rem}
.footer-brand .brand-sub{color:#8FA3C8}
.footer-nav{list-style:none;padding:0;margin:0}
.footer-nav li{margin-bottom:9px}
.footer-affil{display:flex;flex-wrap:wrap;gap:14px;align-items:center;margin-top:18px}
.footer-affil img{height:30px;width:auto;background:#fff;border-radius:6px;padding:5px 8px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:22px 0 30px;
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:.86rem;color:#8FA3C8;
}

/* ---------- CTA band ---------- */
.cta-band{background:var(--navy);color:#fff;padding:clamp(52px,7vw,86px) 0;text-align:center}
.cta-band h2{color:#fff;margin-bottom:.35em}
.cta-band p{color:#BECBE4;max-width:56ch;margin:0 auto 30px}

/* ---------- Utilities ---------- */
.mt0{margin-top:0}.mb0{margin-bottom:0}
.mt-l{margin-top:clamp(32px,4vw,52px)}
.mt-m{margin-top:24px}
.muted{color:var(--muted)}
.small{font-size:.88rem}

/* ---------- Responsive ---------- */
@media (max-width:900px){
  .split{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr 1fr}
}
@media (max-width:760px){
  body{font-size:16px}
  .nav-toggle{display:flex}
  .nav-links{
    position:fixed;inset:74px 0 auto;flex-direction:column;align-items:stretch;gap:0;
    background:#fff;border-bottom:1px solid var(--line);padding:10px 16px 20px;
    box-shadow:0 18px 36px rgba(16,26,84,.10);
    transform:translateY(-12px);opacity:0;pointer-events:none;transition:opacity .18s,transform .18s;
    max-height:calc(100vh - 74px);overflow-y:auto;
  }
  .nav-links.open{transform:translateY(0);opacity:1;pointer-events:auto}
  .nav-links a{padding:14px 12px;border-radius:10px;font-size:1rem}
  .nav-cta{margin-top:8px;text-align:center}
  .field-row{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr;gap:32px}
  .cert-img{min-height:200px}
  .cert-img img{max-height:220px}
}
@media (max-width:480px){
  .wrap,.wrap-narrow{padding:0 18px}
  .stats{grid-template-columns:1fr 1fr;gap:24px 18px}
  .stat-num{font-size:2.15rem}
  .prod-grid{grid-template-columns:repeat(auto-fill,minmax(150px,1fr))}
  .logo-wall{grid-template-columns:repeat(auto-fill,minmax(136px,1fr));gap:10px}
  .logo-cell{height:92px;padding:16px}
  .btn{width:100%}
}

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

/* brand logo */
.brand{display:flex;flex-direction:row;align-items:center;gap:12px}
.brand-text{display:flex;flex-direction:column}
.brand-logo{height:46px;width:auto}
.brand-logo-footer{height:72px;width:auto;display:block;margin-bottom:12px}