/* ============================================================
   ADAS Calibration Tools — Design System
   Red / Black / White · Orbitron headings · Inter body
   ============================================================ */

:root{
  /* Brand */
  --red:#E30613; --red-dark:#B00510; --black:#000000; --dark-gray:#1A1A1A;
  --med-gray:#4A4A4A; --light-gray:#F2F2F2; --white:#FFFFFF;
  /* UI */
  --success:#16A34A; --warning:#FACC15; --error:#DC2626;
  --border:#D9D9D9; --bg:#F7F7F7; --card:#FFFFFF; --footer:#080808;
  /* Type */
  --font-head:'Orbitron',system-ui,sans-serif;
  --font-body:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  /* Layout */
  --container:1440px; --gutter:24px; --radius:6px; --radius-sm:4px;
  --shadow-sm:0 1px 3px rgba(0,0,0,.10); --shadow-md:0 6px 20px rgba(0,0,0,.14);
  --shadow-lg:-8px 0 40px rgba(0,0,0,.25);
}

/* ---------- Reset / base ---------- */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--font-body);font-size:16px;line-height:1.5;color:var(--dark-gray);background:var(--bg);-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4,h5{font-family:var(--font-head);font-weight:800;line-height:1.15;margin:0 0 .4em;color:var(--black);letter-spacing:.01em}
h1{font-size:44px}h2{font-size:32px}h3{font-size:24px}h4{font-size:20px}
p{margin:0 0 1em}
.container{max-width:var(--container);margin:0 auto;padding:0 var(--gutter)}
.section{padding:56px 0}
.section-title{font-size:28px;text-align:center;text-transform:uppercase;position:relative;margin-bottom:32px}
.section-title::after{content:"";display:block;width:64px;height:4px;background:var(--red);margin:14px auto 0;border-radius:2px}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-body);font-weight:700;font-size:14px;line-height:1;text-transform:uppercase;letter-spacing:.04em;padding:13px 24px;border-radius:var(--radius-sm);border:2px solid transparent;cursor:pointer;transition:.15s ease;white-space:nowrap}
.btn-red{background:var(--red);color:#fff}
.btn-red:hover{background:var(--red-dark)}
.btn-black{background:var(--black);color:#fff}
.btn-black:hover{background:var(--dark-gray)}
.btn-outline{background:transparent;color:#fff;border-color:#fff}
.btn-outline:hover{background:#fff;color:var(--black)}
.btn-ghost{background:#fff;color:var(--black);border-color:var(--border)}
.btn-ghost:hover{border-color:var(--red);color:var(--red)}
.btn-block{width:100%;justify-content:center}

/* ---------- Top utility bar ---------- */
.utility-bar{background:var(--black);color:#fff;font-size:13px}
.utility-bar .container{display:flex;align-items:center;justify-content:space-between;height:38px}
.utility-bar .uleft{color:#cfcfcf;letter-spacing:.03em}
.utility-bar .uleft strong{color:#fff}
.utility-bar .uright{display:flex;align-items:center;gap:22px}
.utility-bar a{display:inline-flex;align-items:center;gap:6px;color:#e6e6e6}
.utility-bar a:hover{color:#fff}
.utility-bar .ico{color:var(--red)}

/* ---------- Main header ---------- */
.main-header{background:#fff;border-bottom:1px solid var(--border)}
.main-header .container{display:flex;align-items:center;gap:32px;padding-top:16px;padding-bottom:16px}
.site-logo img{height:66px;width:auto}

/* ---------- SVG icons (replace emoji) ---------- */
.svgico{width:1.15em;height:1.15em;vertical-align:-0.18em;display:inline-block;flex:none}
.utility-bar .ico,.header-actions .ico,.footer-contact .ico{display:inline-flex;align-items:center}
.cico .svgico{width:26px;height:26px}
.bico .svgico{width:30px;height:30px}
.trust-item .ico .svgico,.trust-item .ico{font-size:1em}
.social-row a .svgico{width:17px;height:17px}
.pngico{display:inline-block;object-fit:contain;vertical-align:middle}
.trust-item .ico .pngico{width:46px;height:46px}
.cico .pngico{width:42px;height:42px}
.bico .pngico{width:50px;height:50px}
.nav-contact{margin-left:auto}
.nav-contact .btn{padding:9px 18px}
.header-search{flex:1;display:flex;max-width:680px}
.header-search input{flex:1;height:46px;border:2px solid var(--black);border-right:0;border-radius:var(--radius-sm) 0 0 var(--radius-sm);padding:0 16px;font-size:15px;font-family:var(--font-body)}
.header-search input:focus{outline:none;border-color:var(--red)}
.header-search button{height:46px;width:54px;background:var(--red);border:0;color:#fff;border-radius:0 var(--radius-sm) var(--radius-sm) 0;cursor:pointer;font-size:18px}
.header-search button:hover{background:var(--red-dark)}
.header-actions{display:flex;align-items:center;gap:24px;margin-left:auto}
.header-actions a{display:flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--dark-gray)}
.header-actions a:hover{color:var(--red)}
.header-actions .ico{font-size:20px}
.cart-link{position:relative}
.cart-badge{position:absolute;top:-8px;left:12px;background:var(--red);color:#fff;font-size:11px;font-weight:700;min-width:18px;height:18px;border-radius:9px;display:flex;align-items:center;justify-content:center;padding:0 4px}

/* ---------- Primary nav + mega menu ---------- */
.primary-nav{background:#fff;border-bottom:2px solid var(--light-gray);position:relative;z-index:40}
.primary-nav .container{display:flex;align-items:center;gap:4px}
.primary-nav ul{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap}
.primary-nav>.container>ul>li>a{display:block;padding:14px 16px;font-weight:700;font-size:14px;text-transform:uppercase;letter-spacing:.02em;color:var(--black);border-bottom:3px solid transparent}
.primary-nav>.container>ul>li>a:hover,.primary-nav>.container>ul>li.has-mega:hover>a{color:var(--red);border-bottom-color:var(--red)}
.primary-nav li.deals>a{color:var(--red)}
.has-mega{position:static}
.mega{position:absolute;left:0;right:0;top:100%;background:#fff;box-shadow:var(--shadow-md);border-top:3px solid var(--red);padding:28px var(--gutter);display:none;grid-template-columns:repeat(4,1fr);gap:24px;max-width:var(--container);margin:0 auto}
.has-mega:hover .mega{display:grid}
.mega h5{font-family:var(--font-head);font-size:13px;text-transform:uppercase;color:var(--red);border-bottom:1px solid var(--border);padding-bottom:8px;margin-bottom:10px;letter-spacing:.03em}
.mega a{display:block;padding:5px 0;font-size:14px;color:var(--med-gray)}
.mega a:hover{color:var(--red)}

/* ---------- Hero ---------- */
.hero{position:relative;background:#0d0d0d;color:#fff;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background:
  linear-gradient(115deg,rgba(0,0,0,.92) 38%,rgba(0,0,0,.55) 70%,rgba(227,6,19,.30) 100%),
  repeating-linear-gradient(135deg,rgba(255,255,255,.02) 0 2px,transparent 2px 24px);}
/* Homepage hero — Hero_1 background image */
.hero--home{background:#060606 url(../img/hero-home.png) no-repeat center right/cover}
.hero--home::before{background:linear-gradient(90deg,rgba(6,6,6,.93) 0%,rgba(6,6,6,.62) 42%,rgba(6,6,6,.12) 72%,rgba(6,6,6,0) 100%)}
.hero--home .container{min-height:480px}
.hero .container{position:relative;display:flex;align-items:center;min-height:440px;padding-top:48px;padding-bottom:48px}
.hero-inner{max-width:620px}
.hero .eyebrow{display:inline-block;color:var(--red);font-family:var(--font-head);font-weight:700;font-size:13px;letter-spacing:.18em;text-transform:uppercase;margin-bottom:14px}
.hero h1{font-size:56px;line-height:1.05;text-transform:uppercase;color:#fff}
.hero h1 .accent{color:var(--red)}
.hero p{font-size:18px;color:#d4d4d4;max-width:520px;margin:18px 0 28px}
.hero-ctas{display:flex;gap:14px;flex-wrap:wrap}
/* Brand / Category archive heroes (image set inline per-term via adascal_archive_hero) */
.hero--archive{background-color:#060606;background-repeat:no-repeat;background-position:center right;background-size:cover}
.hero--archive::before{background:linear-gradient(90deg,rgba(6,6,6,.94) 0%,rgba(6,6,6,.70) 44%,rgba(6,6,6,.22) 74%,rgba(6,6,6,0) 100%)}
.hero--archive .container{min-height:380px}

/* Why shops choose ... */
.why-choose{background:var(--bg)}
.why-eyebrow{display:block;text-align:center;color:var(--red);font-family:var(--font-head);font-weight:700;font-size:13px;letter-spacing:.18em;text-transform:uppercase;margin-bottom:8px}
.why-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.why-card{position:relative;background:#fff;border:1px solid var(--border);border-radius:var(--radius);border-top:3px solid var(--red);padding:34px 18px 20px;text-align:left}
.why-num{position:absolute;top:-18px;left:18px;width:36px;height:36px;border-radius:50%;background:var(--red);color:#fff;font-family:var(--font-head);font-weight:800;font-size:16px;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 10px rgba(227,6,19,.35)}
.why-card p{font-size:13px;color:var(--med-gray);line-height:1.55;margin:0}

/* Writing-boss guide block */
.guide-section .guide-inner{max-width:900px;margin:0 auto}
.guide-inner h2{font-family:var(--font-head);text-transform:uppercase;font-size:26px;color:var(--black);margin:0 0 18px;padding-bottom:14px;border-bottom:2px solid var(--red)}
.guide-inner h3{font-family:var(--font-head);text-transform:uppercase;font-size:17px;color:var(--black);margin:26px 0 10px}
.guide-inner p{font-size:15px;color:#3a3a3a;line-height:1.75;margin:0 0 14px}
.guide-inner ul{margin:0 0 14px 20px}
.guide-inner li{font-size:15px;color:#3a3a3a;line-height:1.7;margin-bottom:6px}

/* ---------- Trust bar ---------- */
.trust-bar{background:var(--dark-gray);border-bottom:3px solid var(--red)}
.trust-bar .container{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}
.trust-item{display:flex;align-items:center;gap:14px;padding:22px 18px;border-right:1px solid rgba(255,255,255,.09)}
.trust-item:last-child{border-right:0}
.trust-item .ico{font-size:26px;color:var(--red);flex:none}
.trust-item strong{display:block;font-family:var(--font-head);font-size:14px;text-transform:uppercase;color:#fff}
.trust-item span{font-size:13px;color:#b5b5b5}

/* ---------- Promo tiles ---------- */
.promo-tiles{padding:40px 0 8px}
.promo-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.promo-tile{border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;background:#fff;display:flex;flex-direction:column;transition:.15s}
.promo-tile:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}
.promo-img{height:170px;background:#f3f3f3;display:flex;align-items:center;justify-content:center;border-bottom:3px solid var(--red);overflow:hidden}
.promo-img img{width:100%;height:100%;object-fit:cover;display:block}
.promo-img span{font-family:var(--font-head);font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:#9b9b9b}
.promo-body{padding:18px 20px 20px;display:flex;flex-direction:column;flex:1}
.promo-tile .kicker{font-family:var(--font-head);font-size:12px;letter-spacing:.05em;text-transform:uppercase;color:var(--red)}
.promo-tile h3{color:var(--black);font-size:20px;text-transform:uppercase;margin:6px 0 6px}
.promo-tile p{font-size:13px;color:var(--med-gray);margin-bottom:14px}
.promo-tile .btn{align-self:flex-start;margin-top:auto}
.promo-wide{grid-column:span 4;background:linear-gradient(90deg,#111 0%,#1a1a1a 55%,var(--red) 100%);color:#fff;border-radius:var(--radius);padding:28px 32px;display:flex;align-items:center;justify-content:space-between;margin-top:16px}
.promo-wide h3{color:#fff;text-transform:uppercase;margin:0}
.promo-wide p{margin:6px 0 0;opacity:.9;font-size:14px}

/* ---------- Shop by category ---------- */
.cat-grid{display:flex;flex-wrap:wrap;justify-content:center;gap:16px}
.cat-card{flex:0 0 calc(33.333% - 11px);max-width:calc(33.333% - 11px);background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:22px 14px;text-align:center;transition:.15s}
.cat-card:hover{border-color:var(--red);box-shadow:var(--shadow-sm);transform:translateY(-2px)}
.cat-card .cico{width:64px;height:64px;margin:0 auto 12px;border-radius:50%;background:var(--light-gray);display:flex;align-items:center;justify-content:center;font-size:24px;color:var(--red)}
.cat-card span{font-weight:700;font-size:13px;color:var(--black);text-transform:uppercase;line-height:1.3;display:block}

/* ---------- Product cards ---------- */
.product-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.product-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;transition:.15s}
.product-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}
.product-card .pc-media{position:relative;background:#fff;padding:18px;aspect-ratio:1/1;display:flex;align-items:center;justify-content:center}
.product-card .pc-media img{max-height:100%;width:auto}
.pc-badge{position:absolute;top:10px;left:10px;background:var(--red);color:#fff;font-size:11px;font-weight:700;text-transform:uppercase;padding:4px 9px;border-radius:var(--radius-sm);letter-spacing:.03em}
.pc-badge.gray{background:var(--dark-gray)}
.pc-badge.green{background:var(--success)}
.pc-body{padding:14px 16px 18px;display:flex;flex-direction:column;flex:1;border-top:1px solid var(--light-gray)}
.pc-brand{font-family:var(--font-head);font-size:11px;text-transform:uppercase;color:var(--med-gray);letter-spacing:.06em}
.pc-name{font-size:14px;font-weight:600;color:var(--black);margin:4px 0 8px;line-height:1.35;min-height:38px}
.pc-stock{font-size:12px;color:var(--success);font-weight:600;margin-bottom:8px}
.pc-stock.soon{color:var(--warning)}.pc-stock.special{color:var(--med-gray)}
.pc-price{display:flex;align-items:baseline;gap:8px;margin-bottom:12px}
.pc-price .now{font-family:var(--font-head);font-size:20px;font-weight:800;color:var(--black)}
.pc-price .was{font-size:13px;color:var(--med-gray);text-decoration:line-through}
.pc-price .save{font-size:11px;color:var(--red);font-weight:700}
.pc-body .btn{margin-top:auto}
.featured-deals{background:var(--dark-gray)}
.featured-deals .section-title{color:#fff}
/* compact 5-up featured deals (double class beats generic .product-grid responsive) */
.product-grid.product-grid--compact{grid-template-columns:repeat(5,1fr);gap:14px}
.product-grid--compact .pc-media{padding:12px}
.product-grid--compact .pc-body{padding:10px 12px 14px}
.product-grid--compact .pc-name{font-size:13px;margin:3px 0 6px;min-height:34px}
.product-grid--compact .pc-brand{font-size:10px}
.product-grid--compact .pc-stock{font-size:11px;margin-bottom:6px}
.product-grid--compact .pc-price .now{font-size:17px}
.product-grid--compact .pc-body .btn{font-size:12px;padding:8px 12px}
@media(max-width:1100px){.product-grid.product-grid--compact{grid-template-columns:repeat(3,1fr)}}
@media(max-width:760px){.product-grid.product-grid--compact{grid-template-columns:repeat(2,1fr)}}
@media(max-width:480px){.product-grid.product-grid--compact{grid-template-columns:1fr}}

/* ---------- Top brands ---------- */
.brands-strip{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:14px}
.brand-chip{background:#fff;border:1px solid var(--border);border-radius:var(--radius);height:96px;flex:1 1 160px;max-width:200px;padding:16px;display:flex;align-items:center;justify-content:center;font-family:var(--font-head);font-weight:800;font-size:18px;color:var(--dark-gray);letter-spacing:.04em;transition:.15s}
.brand-chip:hover{border-color:var(--red);color:var(--red);box-shadow:var(--shadow-sm)}
.brand-chip img{max-height:56px;max-width:100%;width:auto;object-fit:contain;filter:grayscale(25%);opacity:.92;transition:.15s}
.brand-chip:hover img{filter:none;opacity:1}
.brand-chip .brand-name{font-family:var(--font-head);font-weight:800}

/* ---------- Benefit cards ---------- */
.benefit-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.benefit-card{background:#fff;border:1px solid var(--border);border-top:3px solid var(--red);border-radius:var(--radius);padding:26px 22px;text-align:center}
.benefit-card .bico{font-size:30px;color:var(--red);margin-bottom:10px}
.benefit-card h4{text-transform:uppercase;font-size:16px}
.benefit-card p{font-size:13px;color:var(--med-gray);min-height:54px}

/* ---------- Newsletter ---------- */
.newsletter{background:var(--dark-gray);color:#fff;text-align:center}
.newsletter h2{color:#fff;text-transform:uppercase}
.newsletter p{color:#cdcdcd;max-width:560px;margin:0 auto 22px}
.news-form{display:flex;max-width:520px;margin:0 auto;gap:0}
.news-form input{flex:1;height:50px;border:0;border-radius:var(--radius-sm) 0 0 var(--radius-sm);padding:0 18px;font-size:15px;font-family:var(--font-body)}
.news-form .btn{border-radius:0 var(--radius-sm) var(--radius-sm) 0;height:50px}

/* ---------- Footer ---------- */
.site-footer{background:var(--footer);color:#bdbdbd;padding:54px 0 0}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr 1fr;gap:32px;padding-bottom:40px;border-bottom:1px solid #1f1f1f}
.footer-brand img{height:42px;margin-bottom:16px}
.footer-brand p{font-size:13px;color:#9a9a9a;max-width:280px}
.footer-col h5{font-family:var(--font-head);color:#fff;font-size:13px;text-transform:uppercase;letter-spacing:.04em;margin-bottom:14px}
.footer-col a{display:block;font-size:13px;color:#9a9a9a;padding:5px 0}
.footer-col a:hover{color:var(--red)}
.footer-contact{font-size:13px;color:#9a9a9a}
.footer-contact > div{display:flex;align-items:flex-start;gap:8px;margin-bottom:8px;line-height:1.5}
.footer-contact .ico{color:var(--red);flex:0 0 auto;margin-top:1px}
.footer-contact a{color:#9a9a9a}
.footer-contact a:hover{color:var(--red)}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;padding:20px 0;font-size:12px;color:#7a7a7a;flex-wrap:wrap;gap:10px}
.footer-bottom .legal{max-width:780px}
.social-row{display:flex;gap:12px}
.social-row a{width:34px;height:34px;border:1px solid #2a2a2a;border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;color:#bdbdbd}
.social-row a:hover{background:var(--red);border-color:var(--red);color:#fff}

/* ---------- Responsive ---------- */
@media(max-width:1100px){
  .cat-card{flex-basis:calc(33.333% - 11px);max-width:calc(33.333% - 11px)}
  .product-grid,.benefit-grid,.promo-grid{grid-template-columns:repeat(2,1fr)}
  .why-grid{grid-template-columns:repeat(3,1fr);row-gap:34px}
  .promo-wide{grid-column:span 2}
  .footer-top{grid-template-columns:1fr 1fr 1fr}
}
@media(max-width:860px){
  .hero h1{font-size:40px}
  .trust-bar .container{grid-template-columns:1fr 1fr}
  .trust-item:nth-child(2){border-right:0}
  .header-search{display:none}
  .primary-nav .container{overflow-x:auto}
}
@media(max-width:600px){
  h1{font-size:34px}.hero h1{font-size:32px}.section-title{font-size:22px}
  .cat-card{flex-basis:calc(50% - 8px);max-width:calc(50% - 8px)}
  .product-grid,.benefit-grid,.promo-grid{grid-template-columns:1fr 1fr}
  .why-grid{grid-template-columns:1fr 1fr}
  .footer-top{grid-template-columns:1fr 1fr}
  .main-header .container{flex-wrap:wrap;gap:16px}
}