/* MotorVault v3 — Red/Black/White + Full Mobile Optimisation */
:root{
  --red:#dc2626; --red2:#b91c1c; --red3:#ef4444;
  --dark:#0a0a0a; --dark2:#111; --card:#181818;
  --card2:#222; --line:#2a2a2a;
  --text:#f0f0f0; --muted:#888; --white:#fff;
  --amber:#f59e0b; --green:#22c55e;
  --radius:10px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:'Inter',Arial,sans-serif;background:var(--dark);color:var(--text);line-height:1.6;overflow-x:hidden}
a{color:var(--red3);text-decoration:none}
a:hover{opacity:.85}
img{max-width:100%;display:block}
.container{max-width:1280px;margin:0 auto;padding:0 16px}

/* ===================== TOP STRIP ===================== */
.top-strip{background:#000;border-bottom:1px solid var(--line);padding:7px 0;font-size:12px}
.top-inner{display:flex;justify-content:space-between;align-items:center;gap:8px;flex-wrap:wrap}
.top-left,.top-right{display:flex;align-items:center;gap:16px}
.top-item{display:flex;align-items:center;gap:5px;color:var(--muted)}
.top-item a{color:var(--muted)}
.top-item a:hover{color:var(--red3)}
.top-wa{background:#25d366;color:#fff!important;padding:5px 14px;border-radius:20px;font-size:11px;font-weight:700;display:flex;align-items:center;gap:5px}
.top-wa:hover{background:#1ebe57;opacity:1}

/* ===================== HEADER ===================== */
.main-head{background:var(--dark2);border-bottom:3px solid var(--red);position:sticky;top:0;z-index:999;box-shadow:0 2px 16px rgba(0,0,0,.8)}
.head-inner{display:flex;align-items:center;justify-content:space-between;gap:12px;height:62px}
.site-logo{display:flex;align-items:center;gap:10px;text-decoration:none;flex-shrink:0}
.logo-icon{width:38px;height:38px;background:var(--red);border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:18px;flex-shrink:0}
.logo-text strong{font-size:18px;font-weight:900;color:#fff;letter-spacing:-.5px;display:block;line-height:1.1}
.logo-text span{font-size:10px;color:var(--muted);text-transform:uppercase;letter-spacing:1px}
.head-search{flex:1;max-width:460px}
.search-form{display:flex;background:var(--card2);border:1px solid var(--line);border-radius:8px;overflow:hidden;transition:border .2s}
.search-form:focus-within{border-color:var(--red)}
.search-form input{flex:1;background:none;border:none;padding:10px 14px;color:var(--text);font-size:14px;outline:none;min-width:0}
.search-form button{background:var(--red);border:none;padding:0 16px;color:#fff;cursor:pointer;font-size:14px;transition:background .2s;flex-shrink:0}
.search-form button:hover{background:var(--red2)}
.head-right{display:flex;align-items:center;gap:6px;flex-shrink:0}
.nav-link{color:var(--muted);padding:7px 10px;border-radius:8px;font-size:13px;font-weight:500;display:flex;align-items:center;gap:5px;transition:all .2s;white-space:nowrap}
.nav-link .lbl{display:inline}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.06)}
.nav-cart{background:var(--red);color:#fff!important;font-weight:700;padding:8px 14px;border-radius:8px;position:relative}
.nav-cart:hover{background:var(--red2);opacity:1}
.cart-badge{position:absolute;top:-6px;right:-6px;background:#fff;color:var(--dark);width:18px;height:18px;border-radius:50%;font-size:10px;font-weight:800;display:flex;align-items:center;justify-content:center}
.nav-toggle{display:none;background:none;border:none;color:#fff;font-size:22px;cursor:pointer;padding:6px;flex-shrink:0}

/* ===================== NAV BAR ===================== */
.nav-bar{background:#0d0d0d;border-bottom:1px solid var(--line)}
.nav-bar-inner{display:flex;align-items:center;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none;white-space:nowrap;padding:0 4px}
.nav-bar-inner::-webkit-scrollbar{display:none}
.nav-bar-link{color:var(--muted);padding:10px 14px;font-size:12px;font-weight:600;border-bottom:2px solid transparent;display:inline-flex;align-items:center;gap:5px;transition:all .2s;white-space:nowrap;text-transform:uppercase;letter-spacing:.5px}
.nav-bar-link:hover,.nav-bar-link.active{color:#fff;border-bottom-color:var(--red)}
.wa-link{color:#25d366!important;border-bottom-color:transparent!important}
.wa-link:hover{color:#4ade80!important}

/* ===================== HERO ===================== */
.hero{background:linear-gradient(135deg,#000 0%,#1a0000 50%,#0a0a0a 100%);padding:56px 0 48px;position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;top:0;right:0;width:60%;height:100%;background:radial-gradient(ellipse at top right,rgba(220,38,38,.1),transparent 70%);pointer-events:none}
.hero-grid{display:grid;grid-template-columns:1.1fr 0.9fr;gap:48px;align-items:center}
.hero-text .hero-eyebrow{display:inline-flex;align-items:center;gap:7px;background:rgba(220,38,38,.12);border:1px solid rgba(220,38,38,.3);color:var(--red3);padding:5px 14px;border-radius:4px;font-size:11px;font-weight:700;letter-spacing:2px;text-transform:uppercase;margin-bottom:18px}
.hero-text h1{font-size:44px;font-weight:900;line-height:1.1;color:#fff;margin-bottom:16px;letter-spacing:-1px}
.hero-text h1 span{color:var(--red3)}
.hero-text p{color:var(--muted);font-size:15px;line-height:1.8;max-width:480px;margin-bottom:24px}
.hero-actions{display:flex;gap:10px;flex-wrap:wrap}
.hero-stats{display:flex;gap:0;margin-top:32px;border-top:1px solid var(--line);padding-top:24px}
.hero-stat{flex:1;text-align:center;border-right:1px solid var(--line);padding:0 16px}
.hero-stat:last-child{border:none}
.hero-stat .num{font-size:24px;font-weight:900;color:var(--red3)}
.hero-stat .lbl{font-size:10px;color:var(--muted);text-transform:uppercase;letter-spacing:1px}

/* HERO VISUAL PANEL */
.hero-visual{display:flex;flex-direction:column;gap:12px}
.hero-promo-card{background:linear-gradient(135deg,var(--card),#1a0000);border:1px solid rgba(220,38,38,.25);border-radius:14px;padding:22px;position:relative;overflow:hidden}
.hero-promo-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:var(--red)}
.promo-badge{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:1px;color:var(--red3);background:rgba(220,38,38,.1);border:1px solid rgba(220,38,38,.2);display:inline-block;padding:3px 10px;border-radius:4px;margin-bottom:10px}
.hero-promo-card h3{font-size:17px;font-weight:800;color:#fff;margin-bottom:6px}
.hero-promo-card p{font-size:13px;color:var(--muted);margin-bottom:14px}
.hero-brands-box{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px}
.hb-label{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:1.5px;color:var(--muted);margin-bottom:10px}
.hb-grid{display:flex;flex-wrap:wrap;gap:6px}
.hb-pill{background:var(--card2);border:1px solid var(--line);color:var(--muted);padding:5px 12px;border-radius:6px;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.5px;transition:all .2s;white-space:nowrap}
.hb-pill:hover{border-color:var(--red);color:#fff;background:rgba(220,38,38,.08)}
.hb-more{border-color:rgba(220,38,38,.3);color:var(--red3)}
.hero-trust{display:flex;gap:0;background:var(--card2);border:1px solid var(--line);border-radius:10px;overflow:hidden}
.ht-item{flex:1;display:flex;align-items:center;justify-content:center;gap:6px;padding:10px 8px;font-size:11px;font-weight:600;color:var(--muted);border-right:1px solid var(--line);text-align:center}
.ht-item:last-child{border:none}
.ht-item i{color:var(--red);font-size:13px}

/* ===================== BRAND STRIP ===================== */
.brands-strip{background:#000;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:12px 0;overflow:hidden}
.brands-inner{display:flex;align-items:center;gap:8px;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none;padding:2px 0;flex-wrap:nowrap}
.brands-inner::-webkit-scrollbar{display:none}
.bs-label{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:2px;color:var(--muted);white-space:nowrap;flex-shrink:0}
.brand-pill{background:var(--card);border:1px solid var(--line);color:var(--muted);padding:6px 14px;border-radius:6px;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.5px;transition:all .2s;white-space:nowrap;flex-shrink:0}
.brand-pill:hover,.brand-pill.active{border-color:var(--red);color:#fff;background:rgba(220,38,38,.08)}

/* ===================== SECTIONS ===================== */
.section{padding:48px 0}
.section-alt{background:#0d0d0d}
.sec-tag{display:inline-block;background:rgba(220,38,38,.1);border:1px solid rgba(220,38,38,.2);color:var(--red3);padding:3px 12px;border-radius:4px;font-size:10px;font-weight:700;letter-spacing:2px;text-transform:uppercase;margin-bottom:8px}
.sec-title{font-size:26px;font-weight:800;color:#fff;margin-bottom:6px;letter-spacing:-.3px}
.sec-title span{color:var(--red3)}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:24px;flex-wrap:wrap}

/* ===================== CATEGORIES ===================== */
.cat-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:10px}
.cat-card{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:18px 12px;text-align:center;text-decoration:none;transition:all .25s;color:var(--text)}
.cat-card:hover{border-color:var(--red);transform:translateY(-3px);background:rgba(220,38,38,.05)}
.cat-icon{font-size:26px;margin-bottom:8px}
.cat-name{font-size:12px;font-weight:600;color:var(--muted)}

/* ===================== PARTS GRID ===================== */
.parts-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.part-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:all .25s;display:flex;flex-direction:column}
.part-card:hover{transform:translateY(-3px);border-color:rgba(220,38,38,.35);box-shadow:0 8px 28px rgba(0,0,0,.5)}
.part-img{position:relative;aspect-ratio:4/3;overflow:hidden;background:var(--card2)}
.part-img img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.part-card:hover .part-img img{transform:scale(1.06)}
.no-img{width:100%;height:100%;display:flex;align-items:center;justify-content:center;font-size:40px;opacity:.2}
.part-badges{position:absolute;top:8px;left:8px;display:flex;gap:4px;flex-wrap:wrap}
.badge{display:inline-flex;align-items:center;padding:2px 8px;border-radius:4px;font-size:10px;font-weight:800;text-transform:uppercase;letter-spacing:.5px}
.badge-new{background:var(--red);color:#fff}
.badge-used{background:var(--amber);color:#111}
.badge-refurbished{background:#6366f1;color:#fff}
.badge-featured{background:rgba(0,0,0,.7);border:1px solid var(--amber);color:var(--amber)}
.part-body{padding:12px;flex:1;display:flex;flex-direction:column}
.part-brand{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:1px;color:var(--red3);margin-bottom:3px}
.part-name{font-size:13px;font-weight:700;color:#fff;line-height:1.3;margin-bottom:4px;flex:1}
.part-number{font-size:11px;color:var(--muted);margin-bottom:8px}
.part-price{font-size:18px;font-weight:900;color:var(--amber);margin-bottom:10px}
.stock-in{font-size:11px;color:var(--green);margin-bottom:8px}
.stock-low{font-size:11px;color:var(--amber);margin-bottom:8px}
.stock-out{font-size:11px;color:var(--red3);margin-bottom:8px}
.part-actions{display:flex;gap:6px}
.part-actions .btn{flex:1;justify-content:center;font-size:11px;padding:6px 6px}

/* ===================== BUTTONS ===================== */
.btn{display:inline-flex;align-items:center;gap:7px;padding:10px 18px;border-radius:8px;font-size:13px;font-weight:700;cursor:pointer;border:none;transition:all .2s;text-decoration:none;white-space:nowrap;font-family:inherit}
.btn:hover{transform:translateY(-1px)}
.btn-red{background:var(--red);color:#fff}
.btn-red:hover{background:var(--red2);color:#fff}
.btn-outline{background:transparent;border:2px solid var(--red);color:var(--red3)}
.btn-outline:hover{background:var(--red);color:#fff}
.btn-wa{background:#25d366;color:#fff}
.btn-wa:hover{background:#1ebe57;color:#fff;opacity:1}
.btn-white{background:#fff;color:var(--dark)}
.btn-white:hover{background:#eee;color:var(--dark)}
.btn-sm{padding:7px 13px;font-size:12px;border-radius:7px}
.btn-dark{background:var(--card2);color:var(--text);border:1px solid var(--line)}
.btn-dark:hover{background:#333;color:#fff}

/* ===================== WHY GRID ===================== */
.why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.why-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px;transition:all .2s}
.why-card:hover{border-color:rgba(220,38,38,.25)}
.why-ico{width:42px;height:42px;background:rgba(220,38,38,.1);border-radius:9px;display:flex;align-items:center;justify-content:center;font-size:18px;color:var(--red);margin-bottom:12px}
.why-card h4{font-size:14px;font-weight:800;color:#fff;margin-bottom:6px}
.why-card p{font-size:13px;color:var(--muted);line-height:1.7}

/* ===================== CTA STRIP ===================== */
.cta-strip{background:var(--red);padding:40px 0}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
.cta-inner h2{font-size:24px;font-weight:900;color:#fff;margin-bottom:6px}
.cta-inner p{color:rgba(255,255,255,.8);font-size:14px}
.cta-btns{display:flex;gap:10px;flex-wrap:wrap}

/* ===================== TRUST STRIP ===================== */
.trust-strip{background:#111;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:24px 0}
.trust-inner{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.trust-item{display:flex;align-items:center;gap:12px}
.trust-ico{width:40px;height:40px;background:rgba(220,38,38,.1);border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:18px;color:var(--red);flex-shrink:0}
.trust-body strong{display:block;font-size:13px;color:#fff}
.trust-body span{font-size:11px;color:var(--muted)}

/* ===================== FOOTER ===================== */
.site-footer{background:#000;border-top:3px solid var(--red);padding:48px 0 0}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.2fr;gap:32px;margin-bottom:40px}
.footer-brand .name{font-size:20px;font-weight:900;color:#fff;letter-spacing:-.5px;margin-bottom:10px}
.footer-brand .name em{color:var(--red);font-style:normal}
.footer-brand p{font-size:13px;color:var(--muted);line-height:1.7;max-width:260px;margin-bottom:16px}
.footer-social{display:flex;gap:8px}
.footer-social a{width:34px;height:34px;background:var(--card);border:1px solid var(--line);border-radius:7px;display:flex;align-items:center;justify-content:center;font-size:14px;color:var(--muted);transition:all .2s}
.footer-social a:hover{background:var(--red);border-color:var(--red);color:#fff}
.footer-col h4{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:1.5px;color:var(--muted);margin-bottom:14px}
.footer-col a{display:block;font-size:13px;color:var(--muted);padding:3px 0;transition:color .2s}
.footer-col a:hover{color:var(--red3)}
.footer-col p{font-size:13px;color:var(--muted);line-height:1.7;margin-bottom:6px}
.footer-bottom{border-top:1px solid var(--line);padding:16px 0}
.footer-bottom-inner{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:8px;font-size:12px;color:var(--muted)}
.footer-bottom-inner a{color:var(--muted)}
.footer-bottom-inner a:hover{color:var(--red3)}

/* ===================== PAGE HERO ===================== */
.page-hero{background:linear-gradient(135deg,#000,#1a0000);padding:36px 0;border-bottom:1px solid var(--line)}
.page-hero h1{font-size:28px;font-weight:900;color:#fff;margin-bottom:6px}
.page-hero h1 em{color:var(--red3);font-style:normal}
.page-hero p{color:var(--muted);font-size:14px}
.breadcrumb{display:flex;align-items:center;gap:6px;font-size:12px;color:var(--muted);margin-bottom:10px;flex-wrap:wrap}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:var(--red3)}
.breadcrumb span{color:var(--line)}

/* ===================== FORMS ===================== */
.input{width:100%;background:var(--card2);border:1px solid var(--line);border-radius:8px;padding:11px 14px;color:var(--text);font-size:14px;outline:none;transition:border .2s;font-family:inherit}
.input:focus{border-color:var(--red)}
.textarea{min-height:100px;resize:vertical}
.select-field{width:100%;background:var(--card2);border:1px solid var(--line);border-radius:8px;padding:10px 12px;color:var(--text);font-size:13px;outline:none;cursor:pointer;font-family:inherit}
.select-field:focus{border-color:var(--red)}
.form-group{margin-bottom:14px}
.form-label{font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:1px;color:var(--muted);display:block;margin-bottom:6px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}

/* ===================== ALERTS ===================== */
.alert{padding:12px 16px;border-radius:8px;font-size:13px;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.alert-success{background:rgba(34,197,94,.1);border:1px solid rgba(34,197,94,.3);color:var(--green)}
.alert-error{background:rgba(220,38,38,.1);border:1px solid rgba(220,38,38,.3);color:var(--red3)}

/* ===================== CART & CHECKOUT ===================== */
.cart-layout{display:grid;grid-template-columns:1fr 320px;gap:18px;align-items:start;padding:32px 0}
.table-wrap{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.table-wrap table{width:100%;border-collapse:collapse}
.table-wrap th{background:var(--dark2);padding:10px 14px;font-size:10px;text-transform:uppercase;letter-spacing:1px;color:var(--muted);font-weight:600;text-align:left}
.table-wrap td{padding:12px 14px;border-bottom:1px solid rgba(255,255,255,.04);font-size:13px;vertical-align:middle}
.table-wrap tr:last-child td{border:none}
.cart-summary{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px;position:sticky;top:80px}
.summary-line{display:flex;justify-content:space-between;padding:8px 0;font-size:13px;color:var(--muted);border-bottom:1px solid var(--line)}
.summary-line.total{font-size:18px;font-weight:800;color:#fff;border:none;padding-top:12px}
.summary-line.total span:last-child{color:var(--amber)}
.a-btn{display:inline-flex;align-items:center;gap:4px;padding:5px 10px;border-radius:6px;font-size:11px;font-weight:600;cursor:pointer;border:1px solid transparent;text-decoration:none;transition:all .2s}
.a-btn.del{background:rgba(220,38,38,.1);color:var(--red);border-color:rgba(220,38,38,.25)}
.a-btn.del:hover{background:var(--red);color:#fff}
.a-btn.view{background:rgba(245,158,11,.1);color:var(--amber);border-color:rgba(245,158,11,.25)}
.a-btn.view:hover{background:var(--amber);color:#111}

/* ===================== DETAIL PAGE ===================== */
.detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start;padding:40px 0}
.detail-img{width:100%;border-radius:12px;border:1px solid var(--line);object-fit:cover;aspect-ratio:4/3;background:var(--card2)}
.detail-img-placeholder{background:var(--card2);border:1px solid var(--line);border-radius:12px;aspect-ratio:4/3;display:flex;align-items:center;justify-content:center;font-size:64px;opacity:.2}
.detail-brand{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:1px;color:var(--red3);margin-bottom:6px}
.detail-title{font-size:26px;font-weight:900;color:#fff;margin-bottom:10px}
.detail-meta{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:12px}
.meta-tag{background:var(--card2);border:1px solid var(--line);padding:3px 10px;border-radius:4px;font-size:11px;font-weight:600;color:var(--muted)}
.meta-tag.cond-new{background:rgba(220,38,38,.12);border-color:rgba(220,38,38,.3);color:var(--red3)}
.meta-tag.cond-used{background:rgba(245,158,11,.12);border-color:rgba(245,158,11,.3);color:var(--amber)}
.detail-price{font-size:32px;font-weight:900;color:var(--amber);margin:12px 0}
.detail-desc{font-size:14px;color:var(--muted);line-height:1.8;margin:14px 0}
.spec-table{width:100%;border-collapse:collapse;margin:12px 0 16px}
.spec-table tr{border-bottom:1px solid var(--line)}
.spec-table td{padding:9px 0;font-size:13px}
.spec-table td:first-child{color:var(--muted);width:42%}
.spec-table td:last-child{color:#fff;font-weight:600}
.qty-wrap{display:flex;align-items:center;gap:8px;margin:14px 0}
.qty-btn{width:32px;height:32px;background:var(--card2);border:1px solid var(--line);border-radius:7px;color:#fff;font-size:16px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s}
.qty-btn:hover{background:var(--red);border-color:var(--red)}
.qty-input{width:60px;text-align:center;background:var(--card2);border:1px solid var(--line);border-radius:7px;padding:6px;color:#fff;font-size:14px;outline:none}
.info-box{background:var(--card2);border:1px solid var(--line);border-radius:8px;padding:14px;margin-top:14px}
.info-box h4{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:1px;color:var(--red3);margin-bottom:6px}
.info-box p{font-size:13px;color:var(--muted);line-height:1.7}

/* ===================== FILTER BAR ===================== */
.filter-bar{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px;margin-bottom:16px}
.filter-inner{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.filter-count{font-size:12px;color:var(--muted);margin-left:auto}

/* ===================== SHOP LAYOUT ===================== */
.shop-layout{display:grid;grid-template-columns:220px 1fr;gap:18px;align-items:start}

/* ===================== EMPTY STATE ===================== */
.empty-state{text-align:center;padding:64px 20px}
.empty-icon{font-size:64px;opacity:.15;margin-bottom:20px}
.empty-state h3{font-size:20px;font-weight:800;color:#fff;margin-bottom:8px}
.empty-state p{font-size:14px;color:var(--muted);margin-bottom:20px}

/* ===================== PAYMENT OPTS ===================== */
.payment-opts{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:16px}
.pay-opt{background:var(--card2);border:2px solid var(--line);border-radius:9px;padding:14px;cursor:pointer;text-align:center;transition:all .2s;user-select:none}
.pay-opt:hover,.pay-opt.selected{border-color:var(--red);background:rgba(220,38,38,.07)}
.pay-opt .icon{font-size:22px;margin-bottom:6px}
.pay-opt strong{display:block;font-size:12px;color:#fff;margin-bottom:2px}
.pay-opt small{font-size:11px;color:var(--muted)}

/* ===================== CHECKOUT ===================== */
.checkout-layout{display:grid;grid-template-columns:1fr 340px;gap:18px;align-items:start;padding:32px 0}

/* ====================  MOBILE RESPONSIVE  ==================== */

/* Tablet: 900px */
@media(max-width:900px){
  .hero-grid{grid-template-columns:1fr;gap:28px}
  .hero-visual{display:grid;grid-template-columns:1fr 1fr;gap:10px}
  .hero-trust{grid-column:1/-1}
  .hero-text h1{font-size:34px}
  .parts-grid{grid-template-columns:repeat(3,1fr)}
  .cat-grid{grid-template-columns:repeat(4,1fr)}
  .why-grid{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .trust-inner{grid-template-columns:1fr 1fr}
  .cart-layout,.checkout-layout{grid-template-columns:1fr}
  .detail-grid{grid-template-columns:1fr;gap:20px}
  .form-row{grid-template-columns:1fr}
  .cta-inner{flex-direction:column;text-align:center}
  .shop-layout{grid-template-columns:1fr}
}

/* Mobile: 600px */
@media(max-width:600px){
  /* Header */
  .top-strip{display:none}
  .head-inner{height:56px;gap:8px}
  .head-search{display:none} /* hidden by default, can toggle */
  .logo-text span{display:none}
  .logo-text strong{font-size:16px}
  .logo-icon{width:34px;height:34px;font-size:16px}
  .nav-link .lbl{display:none}
  .nav-link{padding:7px 8px}
  .nav-cart{padding:7px 10px}
  .nav-toggle{display:flex}

  /* Nav bar horizontal scroll */
  .nav-bar-link{font-size:11px;padding:9px 10px}

  /* Mobile search bar (shown below header on mobile) */
  .mobile-search{display:block;padding:10px 16px;background:var(--dark2);border-bottom:1px solid var(--line)}
  .mobile-search .search-form{max-width:100%}

  /* Hero */
  .hero{padding:32px 0 28px}
  .hero-visual{display:none}
  .hero-text h1{font-size:28px;letter-spacing:-.5px}
  .hero-text p{font-size:14px}
  .hero-actions{gap:8px}
  .hero-actions .btn{font-size:12px;padding:9px 14px}
  .hero-stats{gap:0}
  .hero-stat .num{font-size:20px}

  /* Brands strip */
  .bs-label{display:none}

  /* Categories */
  .cat-grid{grid-template-columns:repeat(3,1fr);gap:8px}
  .cat-card{padding:14px 8px}
  .cat-icon{font-size:22px}
  .cat-name{font-size:11px}

  /* Parts */
  .parts-grid{grid-template-columns:1fr 1fr;gap:10px}
  .part-body{padding:10px}
  .part-name{font-size:12px}
  .part-price{font-size:16px}
  .part-actions .btn{font-size:10px;padding:5px 4px;gap:3px}

  /* Why grid */
  .why-grid{grid-template-columns:1fr}

  /* Trust strip */
  .trust-inner{grid-template-columns:1fr 1fr;gap:12px}

  /* Footer */
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom-inner{flex-direction:column;text-align:center;gap:4px}
  .footer-brand p{max-width:100%}

  /* Sections */
  .section{padding:32px 0}
  .sec-title{font-size:22px}
  .sec-head{flex-direction:column;align-items:flex-start;gap:10px}

  /* Cart */
  .cart-layout{padding:20px 0}
  .table-wrap th:nth-child(2),.table-wrap td:nth-child(2){display:none}

  /* CTA */
  .cta-strip{padding:28px 0}
  .cta-inner h2{font-size:20px}
  .cta-btns{justify-content:center}

  /* Page hero */
  .page-hero{padding:24px 0}
  .page-hero h1{font-size:22px}

  /* Filter bar */
  .filter-inner{gap:8px}
  .filter-count{margin-left:0}

  /* Detail page */
  .detail-grid{padding:20px 0}
  .detail-title{font-size:20px}
  .detail-price{font-size:26px}
  .qty-wrap{gap:6px}
  .actions{gap:8px}
  .actions .btn{font-size:12px;padding:9px 12px}

  /* Checkout */
  .checkout-layout{padding:20px 0}
  .payment-opts{grid-template-columns:1fr 1fr}
}

/* Very small: 380px */
@media(max-width:380px){
  .parts-grid{grid-template-columns:1fr}
  .cat-grid{grid-template-columns:repeat(2,1fr)}
  .trust-inner{grid-template-columns:1fr}
  .hero-text h1{font-size:24px}
  .hero-stat .num{font-size:18px}
  .payment-opts{grid-template-columns:1fr}
}