/* ============================================================
   A3S AUTOCOMP — brand system matched to the official brochure
   (dark slate-navy + signal orange, "Safety and Evolution")
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Oswald:wght@400;500;600;700&family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root{
  /* surfaces — dark slate navy, matching the brochure background */
  --bg:        #1b1e2c;
  --bg-alt:    #212435;
  --surface:   #272b40;
  --surface-2: #2f334c;
  --surface-3: #383c58;

  /* borders */
  --border:        #383c54;
  --border-strong: #4a4f6f;
  --border-brass:  #d9502b;

  /* text */
  --text:      #f2f1ec;
  --text-mid:  #b7bad0;
  --text-dim:  #7d81a0;

  /* accents — signal orange from the A3S logo mark */
  --brass:        #e05a2b;
  --brass-bright: #ff7a45;
  --brass-dim:    #a83f1e;
  --leather:      #b8471f;
  --leather-bright: #d65a2c;
  --rust:         #c0392b;
  --olive:        #5fa876;

  /* type */
  --f-display: 'Oswald', sans-serif;
  --f-body: 'Inter', sans-serif;
  --f-mono: 'JetBrains Mono', monospace;

  --radius: 3px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--bg);
  color:var(--text);
  font-family:var(--f-body);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
button{font-family:inherit;cursor:pointer}
input,select,textarea{font-family:inherit}

.wrap{max-width:1180px;margin:0 auto;padding:0 32px}
@media(max-width:720px){.wrap{padding:0 20px}}


/* ---------- background texture ---------- */
body{
  background-image:
    radial-gradient(circle at 15% 8%, rgba(224,90,43,0.05), transparent 40%),
    repeating-linear-gradient(0deg, rgba(255,255,255,0.012) 0px, rgba(255,255,255,0.012) 1px, transparent 1px, transparent 3px);
}

/* ---------- eyebrow / labels ---------- */
.eyebrow{
  font-family:var(--f-mono);
  font-size:12px;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--brass);
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--brass-dim)}

h1,h2,h3,h4{
  font-family:var(--f-display);
  font-weight:600;
  text-transform:uppercase;
  letter-spacing:.02em;
  line-height:1.15;
  color:var(--text);
}
h1{font-size:clamp(34px,5vw,60px)}
h2{font-size:clamp(26px,3.4vw,38px)}
h3{font-size:19px}
p{color:var(--text-mid)}
.lede{font-size:18px;color:var(--text-mid);max-width:56ch}

.mono{font-family:var(--f-mono)}

/* ============================================================
   TOP BAR + NAV
   ============================================================ */
.topbar{
  background:var(--bg);
  border-bottom:1px solid var(--border);
  font-family:var(--f-mono);
  font-size:12px;
  color:var(--text-dim);
}
.topbar .wrap{
  display:flex;justify-content:space-between;align-items:center;
  padding-top:8px;padding-bottom:8px;
}
.topbar a{color:var(--text-dim);transition:color .15s}
.topbar a:hover{color:var(--brass-bright)}
.topbar-links{display:flex;gap:22px}
@media(max-width:720px){.topbar-links span:nth-child(2){display:none}}

header.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(19,18,16,0.92);
  backdrop-filter:blur(6px);
  border-bottom:1px solid var(--border);
}
header.site-header .wrap{
  display:flex;align-items:center;justify-content:space-between;
  height:76px;
}
.logo{
  display:flex;align-items:center;gap:12px;
  font-family:var(--f-display);
  font-size:22px;
  letter-spacing:.04em;
  text-transform:uppercase;
}
.logo-img{
  height:48px;width:auto;display:block;
}
.logo .mark{
  width:38px;height:38px;
  border:1.5px solid var(--brass);
  border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-family:var(--f-display);
  font-size:15px;
  color:var(--brass-bright);
  position:relative;
}
.logo .mark::after{
  content:"";position:absolute;inset:4px;border:1px solid var(--border-brass);border-radius:50%;
}
.logo small{
  display:block;font-family:var(--f-mono);font-size:9px;letter-spacing:.12em;
  color:var(--text-dim);text-transform:uppercase;margin-top:2px;font-weight:400;
}

nav.main-nav{display:flex;gap:2px;align-items:center}
nav.main-nav a{
  font-family:var(--f-mono);
  font-size:12.5px;
  letter-spacing:.06em;
  text-transform:uppercase;
  color:var(--text-mid);
  padding:10px 16px;
  border-bottom:2px solid transparent;
  transition:color .15s, border-color .15s;
}
nav.main-nav a:hover{color:var(--text)}
nav.main-nav a.active{color:var(--brass-bright);border-bottom-color:var(--brass)}
@media(max-width:980px){nav.main-nav{display:none}}

.nav-cta{
  display:flex;gap:10px;align-items:center;
}
.mobile-toggle{display:none;background:none;border:1px solid var(--border-strong);color:var(--text);width:40px;height:40px;align-items:center;justify-content:center;border-radius:var(--radius)}
@media(max-width:980px){.mobile-toggle{display:flex}}

.mobile-menu{display:none;flex-direction:column;background:var(--bg-alt);border-bottom:1px solid var(--border)}
.mobile-menu.open{display:flex}
.mobile-menu a{padding:14px 20px;border-bottom:1px solid var(--border);font-family:var(--f-mono);font-size:13px;letter-spacing:.06em;text-transform:uppercase;color:var(--text-mid)}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-family:var(--f-mono);
  font-size:12.5px;
  letter-spacing:.08em;
  text-transform:uppercase;
  padding:13px 24px;
  border-radius:var(--radius);
  border:1px solid transparent;
  transition:all .15s;
  white-space:nowrap;
}
.btn-brass{background:var(--brass);color:#1a1610;border-color:var(--brass)}
.btn-brass:hover{background:var(--brass-bright);border-color:var(--brass-bright)}
.btn-outline{border-color:var(--border-strong);color:var(--text)}
.btn-outline:hover{border-color:var(--brass);color:var(--brass-bright)}
.btn-whatsapp{background:#25D366;color:#0b1a0e;border-color:#25D366}
.btn-whatsapp:hover{background:#38e77a}
.btn-sm{padding:9px 16px;font-size:11px}
.btn-block{width:100%}

/* ============================================================
   HERO
   ============================================================ */
.hero{
  position:relative;
  min-height:82vh;
  display:flex;align-items:flex-end;
  border-bottom:1px solid var(--border);
  overflow:hidden;
}
.hero .bg{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  filter:grayscale(35%) brightness(.42) contrast(1.15);
}
.hero .bg::after{content:""}
.hero .scrim{
  position:absolute;inset:0;
  background:linear-gradient(180deg, rgba(19,18,16,.35) 0%, rgba(19,18,16,.55) 45%, var(--bg) 100%);
}
.hero .frame-corner{
  position:absolute;width:26px;height:26px;border-color:var(--brass);opacity:.7;
}
.hero .fc-tl{top:28px;left:28px;border-top:2px solid;border-left:2px solid}
.hero .fc-tr{top:28px;right:28px;border-top:2px solid;border-right:2px solid}
.hero-inner{position:relative;z-index:2;padding:80px 0 64px}
.hero-tag{
  font-family:var(--f-mono);font-size:12px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--brass-bright);margin-bottom:18px;display:flex;align-items:center;gap:10px;
}
.hero-tag::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--olive);box-shadow:0 0 0 3px rgba(124,143,82,.2)}
.hero h1{max-width:16ch;margin-bottom:20px}
.hero h1 span{color:var(--brass-bright)}
.hero .lede{margin-bottom:34px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:56px}

.hero-stats{
  display:grid;grid-template-columns:repeat(4,1fr);
}
.hero-stats div{padding:20px 24px;border-right:1px solid var(--border);text-align:center}
.hero-stats div:last-child{border-right:none}
.hero-stats b{
  display:block;font-family:var(--f-display);font-size:28px;color:var(--brass-bright);
}
.hero-stats span{font-family:var(--f-mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--text-dim)}
@media(max-width:720px){.hero-stats{grid-template-columns:repeat(2,1fr)}.hero-stats div{padding:16px;text-align:center}}

/* ============================================================
   SECTIONS
   ============================================================ */
section{padding:96px 0}
section.tight{padding:64px 0}
.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:48px;flex-wrap:wrap}
.divider{border:none;border-top:1px solid var(--border);margin:0}
.section-alt{background:var(--bg-alt);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}

/* trust strip */
.trust-strip{
  border-top:1px solid var(--border);border-bottom:1px solid var(--border);
  background:var(--bg-alt);
}
.trust-strip .wrap{
  display:flex;flex-wrap:wrap;gap:0;
}
.trust-item{
  flex:1;min-width:220px;
  display:flex;align-items:center;gap:12px;
  padding:22px 24px;border-right:1px solid var(--border);
}
.trust-item:last-child{border-right:none}
.trust-item i{font-size:20px;color:var(--brass)}
.trust-item div b{display:block;font-size:13px;color:var(--text)}
.trust-item div span{font-size:12px;color:var(--text-dim)}

/* ---------- spec plate card (signature element) ---------- */
.plate{
  position:relative;
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:26px;
}
.plate::before,.plate::after{
  content:"";position:absolute;width:5px;height:5px;border-radius:50%;
  background:var(--border-strong);box-shadow: 0 0 0 1px var(--bg);
}
.plate::before{top:10px;left:10px}
.plate::after{top:10px;right:10px}
.plate .rivet-b1,.plate .rivet-b2{
  content:"";position:absolute;width:5px;height:5px;border-radius:50%;
  background:var(--border-strong);bottom:10px;
}
.plate .rivet-b1{left:10px}
.plate .rivet-b2{right:10px}

/* product / category cards */
.cat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
@media(max-width:900px){.cat-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.cat-grid{grid-template-columns:1fr}}

.cat-card{
  position:relative;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  overflow:hidden;transition:border-color .2s, transform .2s;
}
.cat-card:hover{border-color:var(--border-brass);transform:translateY(-3px)}
.cat-card .img{height:170px;background-size:cover;background-position:center;position:relative}
.cat-card .img::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(19,18,16,0) 40%,rgba(19,18,16,.9) 100%)}
.cat-card .body{padding:20px}
.cat-card .tag{
  position:absolute;top:12px;left:12px;z-index:2;
  font-family:var(--f-mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase;
  background:rgba(19,18,16,.75);border:1px solid var(--border-brass);color:var(--brass-bright);
  padding:4px 9px;border-radius:2px;
}
.cat-card h3{font-size:17px;margin-bottom:6px}
.cat-card p{font-size:13.5px;margin-bottom:14px}
.cat-card .link-row{display:flex;justify-content:space-between;align-items:center;font-family:var(--f-mono);font-size:11.5px;letter-spacing:.06em;text-transform:uppercase;color:var(--brass)}

/* feature list */
.feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--border);border:1px solid var(--border)}
@media(max-width:900px){.feature-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.feature-grid{grid-template-columns:1fr}}
.feature-cell{background:var(--surface);padding:28px 24px}
.feature-cell .num{font-family:var(--f-mono);font-size:12px;color:var(--brass-dim);margin-bottom:16px}
.feature-cell i{font-size:22px;color:var(--brass);margin-bottom:14px;display:block}
.feature-cell h4{font-size:15px;margin-bottom:8px;text-transform:none;letter-spacing:0}
.feature-cell p{font-size:13.5px}

/* stats band with image */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
@media(max-width:860px){.split{grid-template-columns:1fr;gap:32px}}
.split .imgbox{position:relative;border:1px solid var(--border-brass);border-radius:var(--radius);overflow:hidden}
.split .imgbox img{width:100%;height:440px;object-fit:cover;filter:grayscale(20%) contrast(1.05) brightness(.92)}
.split .imgbox .imgbox-corner{position:absolute;bottom:16px;left:16px;background:rgba(19,18,16,.82);border:1px solid var(--brass-dim);padding:10px 14px;font-family:var(--f-mono);font-size:11px;color:var(--brass-bright);letter-spacing:.06em}

.check-list li{
  display:flex;gap:12px;padding:12px 0;border-bottom:1px solid var(--border);
  font-size:14.5px;color:var(--text-mid);
}
.check-list li:last-child{border-bottom:none}
.check-list i{color:var(--brass);font-size:16px;margin-top:2px}

/* certification badges */
.cert-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.cert-badge{
  display:flex;align-items:center;gap:10px;
  border:1px solid var(--border-brass);border-radius:var(--radius);
  padding:12px 16px;background:var(--surface);
}
.cert-badge i{color:var(--brass-bright);font-size:18px}
.cert-badge span{font-family:var(--f-mono);font-size:11.5px;letter-spacing:.05em;text-transform:uppercase;color:var(--text)}

/* CTA band */
.cta-band{
  background:var(--surface-2);border-top:1px solid var(--border);border-bottom:1px solid var(--border);
  position:relative;overflow:hidden;
}
.cta-band .wrap{padding:64px 32px;display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
.cta-band h2{margin-bottom:8px}
.cta-band .actions{display:flex;gap:14px;flex-wrap:wrap}

/* footer */
footer{background:var(--bg-alt);border-top:1px solid var(--border);padding-top:64px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;padding-bottom:48px}
@media(max-width:860px){.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.footer-grid{grid-template-columns:1fr}}
.footer-grid h4{font-size:12.5px;letter-spacing:.1em;color:var(--brass);margin-bottom:18px;font-family:var(--f-mono);text-transform:uppercase;font-weight:500}
.footer-grid li{margin-bottom:10px}
.footer-grid a{color:var(--text-mid);font-size:13.5px;transition:color .15s}
.footer-grid a:hover{color:var(--brass-bright)}
.footer-grid p{font-size:13.5px}
.footer-bottom{
  border-top:1px solid var(--border);padding:20px 0;
  display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px;
}
.footer-bottom span{font-family:var(--f-mono);font-size:11.5px;color:var(--text-dim)}
.footer-legal{display:flex;gap:18px;flex-wrap:wrap}
.footer-legal a{font-family:var(--f-mono);font-size:11.5px;color:var(--text-dim)}

/* floating whatsapp */
.float-wa{
  position:fixed;bottom:24px;right:24px;z-index:60;
  width:58px;height:58px;border-radius:50%;
  background:#25D366;display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 20px rgba(0,0,0,.4);
  border:2px solid #1a1610;
  transition:transform .15s;
}
.float-wa:hover{transform:scale(1.08)}
.float-wa i{color:#0b1a0e;font-size:28px}

/* ============================================================
   PAGE HEADER (inner pages)
   ============================================================ */
.page-header{
  padding:56px 0 40px;border-bottom:1px solid var(--border);
  background:
    radial-gradient(circle at 85% 0%, rgba(224,90,43,.06), transparent 45%);
}
.breadcrumb{font-family:var(--f-mono);font-size:11.5px;color:var(--text-dim);letter-spacing:.05em;margin-bottom:18px;text-transform:uppercase}
.breadcrumb a{color:var(--text-dim)}
.breadcrumb a:hover{color:var(--brass)}
.page-header h1{font-size:clamp(28px,4vw,44px)}
.page-header .lede{margin-top:14px}

/* generic tag pill */
.pill{
  display:inline-flex;align-items:center;gap:6px;
  font-family:var(--f-mono);font-size:11px;letter-spacing:.06em;text-transform:uppercase;
  border:1px solid var(--border-strong);border-radius:20px;padding:6px 12px;color:var(--text-mid);
}
.pill.brass{border-color:var(--border-brass);color:var(--brass-bright)}
.pill.olive{border-color:var(--olive);color:#a9bb84}

/* form elements */
.field{margin-bottom:18px}
.field label{
  display:block;font-family:var(--f-mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;
  color:var(--text-mid);margin-bottom:8px;
}
.field input,.field select,.field textarea{
  width:100%;background:var(--surface);border:1px solid var(--border-strong);border-radius:var(--radius);
  padding:13px 14px;color:var(--text);font-size:14.5px;transition:border-color .15s;
}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--brass)}
.field textarea{resize:vertical;min-height:120px}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media(max-width:560px){.field-row{grid-template-columns:1fr}}

::placeholder{color:var(--text-dim)}
select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23ba8d52' stroke-width='1.5' fill='none'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center}

/* utility */
.mt-0{margin-top:0}
.center{text-align:center}
.tabler-i{font-size:18px}

/* ---------- consistent spacing scale (replaces ad-hoc inline pixel values) ---------- */
h2{margin-bottom:20px}
.mb-8{margin-bottom:8px}
.mb-12{margin-bottom:12px}
.mb-16{margin-bottom:16px}
.mb-20{margin-bottom:20px}
.mb-24{margin-bottom:24px}
.mt-8{margin-top:8px}
.mt-12{margin-top:12px}
.mt-16{margin-top:16px}
.mt-24{margin-top:24px}

/* ---------- layout fixes: responsive fitment search form ---------- */
.fitment-form{
  display:grid;grid-template-columns:1fr 1fr 1fr auto;gap:16px;align-items:end;
}
@media(max-width:860px){
  .fitment-form{grid-template-columns:1fr 1fr}
  .fitment-form button{grid-column:1/-1}
}
@media(max-width:520px){
  .fitment-form{grid-template-columns:1fr}
}

/* ---------- layout fixes: text-only cards (no image) get consistent top padding ---------- */
.cat-card.no-img .body{padding-top:24px}

/* ---------- layout fixes: spec/data tables never overflow their container ---------- */
.data-table-wrap{width:100%;overflow-x:auto;border:1px solid var(--border);border-radius:var(--radius)}
.data-table{width:100%;border-collapse:collapse;min-width:720px;font-size:13px}
.data-table th,.data-table td{padding:11px 14px;text-align:left;white-space:nowrap;border-bottom:1px solid var(--border)}
.data-table thead th{
  background:var(--surface-3);color:var(--text);font-family:var(--f-mono);font-size:11px;
  letter-spacing:.05em;text-transform:uppercase;position:sticky;top:0;
}
.data-table tbody tr:hover{background:var(--surface-2)}
.data-table td.part-no{font-family:var(--f-mono);color:var(--brass-bright);font-weight:500}
.data-table td.application{white-space:normal;min-width:260px;color:var(--text)}