/* alles4pc.de — design system
   Modern, accessible, mobile-first e-commerce stylesheet.
   All colors/spacing centralized as custom properties for easy re-theming. */

:root{
  --color-primary:#8E0606;
  --color-primary-hover:#6B0404;
  --color-primary-dark:#211F20;
  --color-primary-light:#F7E6E6;
  --color-accent:#F39C12;
  --color-accent-hover:#D9870A;
  --color-success:#1E8E3E;
  --color-danger:#D93025;
  --color-text:#1A1D23;
  --color-text-muted:#5B6472;
  --color-border:#E2E6EC;
  --color-bg:#FFFFFF;
  --color-bg-alt:#F6F8FB;
  --radius-sm:6px;
  --radius-md:12px;
  --radius-lg:20px;
  --shadow-sm:0 1px 2px rgba(16,24,40,.06);
  --shadow-md:0 4px 16px rgba(16,24,40,.08);
  --shadow-lg:0 12px 32px rgba(16,24,40,.14);
  --container:1240px;
  --header-h:auto;
  --font-sans: "Inter", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --transition: 180ms ease;
}

[hidden]{display:none !important;}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-sans);
  color:var(--color-text);
  background:var(--color-bg);
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--color-primary);text-decoration:none;}
a:hover{text-decoration:underline;}
h1,h2,h3,h4{line-height:1.2;margin:0 0 .5em;font-weight:700;color:var(--color-primary-dark);}
h1{font-size:clamp(1.8rem,3vw,2.6rem);}
h2{font-size:clamp(1.4rem,2.4vw,1.9rem);}
h3{font-size:1.15rem;}
p{margin:0 0 1em;}
ul{margin:0;padding:0;}
button{font-family:inherit;}

.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;}
.skip-link{position:absolute;left:-999px;top:0;background:var(--color-primary-dark);color:#fff;padding:.75em 1.25em;z-index:1000;border-radius:0 0 var(--radius-sm) 0;}
.skip-link:focus{left:0;}

.container{max-width:var(--container);margin:0 auto;padding:0 20px;}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5em;
  padding:.75em 1.4em;border-radius:var(--radius-sm);font-weight:600;font-size:.95rem;
  border:1px solid transparent;cursor:pointer;transition:background var(--transition),border-color var(--transition),color var(--transition), transform var(--transition);
  text-decoration:none;
}
.btn:hover{text-decoration:none;}
.btn:active{transform:translateY(1px);}
.btn-primary{background:var(--color-primary);color:#fff;}
.btn-primary:hover{background:var(--color-primary-hover);}
.btn-outline{background:transparent;border-color:var(--color-border);color:var(--color-text);}
.btn-outline:hover{border-color:var(--color-primary);color:var(--color-primary);}
.btn-accent{background:var(--color-accent);color:#1A1D23;}
.btn-accent:hover{background:var(--color-accent-hover);}
.btn-block{width:100%;}
.btn-lg{padding:.9em 1.8em;font-size:1.05rem;}
.btn-sm{padding:.45em .9em;font-size:.85rem;}
.btn[disabled]{opacity:.5;cursor:not-allowed;}
.btn:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,button:focus-visible{
  outline:3px solid var(--color-accent);outline-offset:2px;
}

/* ---------- Top utility bar ---------- */
.topbar{background:var(--color-primary-dark);color:#fff;font-size:.82rem;}
.topbar .container{display:flex;justify-content:space-between;align-items:center;padding-top:6px;padding-bottom:6px;flex-wrap:wrap;gap:6px;}
.topbar a{color:#fff;opacity:.9;}
.topbar a:hover{opacity:1;}
.topbar-usps{display:flex;gap:18px;flex-wrap:wrap;}
.topbar-usps li{list-style:none;display:inline-flex;align-items:center;gap:.4em;}
.lang-switch{display:flex;gap:4px;align-items:center;}
.lang-switch a{padding:2px 6px;border-radius:4px;}
.lang-switch a[aria-current="true"]{background:rgba(255,255,255,.18);font-weight:700;}

/* ---------- Header ---------- */
.site-header{border-bottom:1px solid var(--color-border);background:#fff;position:sticky;top:0;z-index:100;box-shadow:var(--shadow-sm);}
.header-main{display:flex;align-items:center;gap:24px;padding:14px 20px;}
.logo{flex-shrink:0;}
.logo img{height:48px;width:auto;display:block;}
.header-search{flex:1;min-width:0;}
.header-search form{display:flex;border:1.5px solid var(--color-border);border-radius:var(--radius-sm);overflow:hidden;}
.header-search input[type="search"]{flex:1;border:0;padding:.7em 1em;font-size:.95rem;min-width:0;}
.header-search input[type="search"]:focus{outline:none;}
.header-search button{background:var(--color-primary);color:#fff;border:0;padding:0 1.1em;cursor:pointer;}
.header-actions{display:flex;align-items:center;gap:18px;flex-shrink:0;}
.header-action{display:flex;flex-direction:column;align-items:center;font-size:.72rem;color:var(--color-text);position:relative;gap:2px;}
.header-action svg{width:22px;height:22px;stroke:var(--color-text);}
.header-action:hover{color:var(--color-primary);text-decoration:none;}
.header-action:hover svg{stroke:var(--color-primary);}
.cart-count{position:absolute;top:-6px;right:-10px;background:var(--color-accent);color:#1A1D23;font-size:.68rem;font-weight:700;border-radius:50%;min-width:16px;height:16px;display:flex;align-items:center;justify-content:center;padding:0 3px;}

.main-nav{border-top:1px solid var(--color-border);background:var(--color-bg-alt);}
.main-nav .container{display:flex;align-items:center;gap:2px;}
.main-nav ul{display:flex;list-style:none;flex-wrap:wrap;}
.main-nav a{display:block;padding:12px 16px;font-weight:600;font-size:.92rem;color:var(--color-text);}
.main-nav a:hover,.main-nav a[aria-current="page"]{color:var(--color-primary);text-decoration:none;background:#fff;}
.nav-toggle{display:none;background:none;border:0;padding:8px;cursor:pointer;}
.nav-toggle svg{width:26px;height:26px;stroke:var(--color-text-muted);}

@media (max-width:860px){
  .header-main{flex-wrap:wrap;}
  .header-search{order:3;width:100%;}
  .nav-toggle{display:block;}
  .main-nav ul{display:none;flex-direction:column;width:100%;}
  .main-nav.open ul{display:flex;}
  .main-nav .container{flex-wrap:wrap;padding-top:4px;padding-bottom:4px;}
}

/* ---------- Breadcrumb ---------- */
.breadcrumb{font-size:.82rem;color:var(--color-text-muted);margin:16px 0;}
.breadcrumb ol{display:flex;flex-wrap:wrap;list-style:none;gap:6px;}
.breadcrumb li:not(:last-child)::after{content:"›";margin-left:6px;color:var(--color-border);}
.breadcrumb a{color:var(--color-text-muted);}

/* ---------- Hero ---------- */
.hero{position:relative;border-radius:var(--radius-lg);overflow:hidden;margin:24px 0 40px;color:#fff;min-height:320px;display:flex;align-items:center;}
.hero img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0;}
.hero-content{position:relative;z-index:1;padding:48px;max-width:560px;}
.hero-content h1{color:#fff;}
.hero-content p{color:rgba(255,255,255,.9);font-size:1.05rem;}

/* ---------- Sections / grids ---------- */
section{margin:48px 0;}
.section-head{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:20px;gap:12px;flex-wrap:wrap;}

.category-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px;}
.category-card{background:var(--color-bg-alt);border-radius:var(--radius-md);padding:24px;text-align:center;transition:transform var(--transition),box-shadow var(--transition);border:1px solid var(--color-border);}
.category-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);text-decoration:none;}
.category-card .icon{width:52px;height:52px;margin:0 auto 12px;color:var(--color-primary);}
.category-card h3{margin-bottom:4px;}
.category-card p{color:var(--color-text-muted);font-size:.85rem;margin:0;}

.product-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:22px;}
.product-card{border:1px solid var(--color-border);border-radius:var(--radius-md);overflow:hidden;background:#fff;display:flex;flex-direction:column;transition:box-shadow var(--transition),transform var(--transition);position:relative;}
.product-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px);}
.product-card .badge{position:absolute;top:10px;left:10px;background:var(--color-accent);color:#2B1D00;font-size:.72rem;font-weight:700;padding:3px 9px;border-radius:20px;z-index:1;}
.product-card .thumb{aspect-ratio:1/1;background:var(--color-bg-alt);}
.product-card .thumb img{width:100%;height:100%;object-fit:cover;}
.product-card .body{padding:14px 16px 18px;display:flex;flex-direction:column;flex:1;gap:6px;}
.product-card .brand{font-size:.72rem;text-transform:uppercase;letter-spacing:.04em;color:var(--color-text-muted);}
.product-card h3{font-size:.98rem;margin:0;}
.product-card h3 a{color:var(--color-text);}
.product-card h3 a:hover{color:var(--color-primary);}
.product-card .short{font-size:.82rem;color:var(--color-text-muted);flex:1;}
.price-row{display:flex;align-items:baseline;gap:8px;margin-top:4px;}
.price{font-size:1.2rem;font-weight:700;color:var(--color-primary-dark);}
.price-old{font-size:.85rem;color:var(--color-text-muted);text-decoration:line-through;}
.price-meta{font-size:.72rem;color:var(--color-text-muted);}
.stock{font-size:.78rem;font-weight:600;}
.stock.in{color:var(--color-success);}
.stock.low{color:var(--color-accent);}
.stock.out{color:var(--color-danger);}
.product-card .actions{margin-top:8px;}

.usp-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px;}
.usp-card{text-align:center;padding:20px;}
.usp-card .icon{width:44px;height:44px;margin:0 auto 10px;color:var(--color-primary);}
.usp-card h3{font-size:1rem;}
.usp-card p{color:var(--color-text-muted);font-size:.88rem;}

/* ---------- Filters / listing ---------- */
.listing-layout{display:grid;grid-template-columns:240px 1fr;gap:32px;align-items:start;}
.filters{border:1px solid var(--color-border);border-radius:var(--radius-md);padding:18px;}
.filters h3{font-size:.95rem;margin-bottom:10px;}
.filter-group{margin-bottom:18px;}
.filter-group label{display:flex;align-items:center;gap:8px;font-size:.88rem;margin-bottom:6px;cursor:pointer;}
.listing-toolbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px;flex-wrap:wrap;gap:10px;}
.listing-toolbar select{padding:.5em .8em;border-radius:var(--radius-sm);border:1px solid var(--color-border);}
@media (max-width:800px){.listing-layout{grid-template-columns:1fr;}}

/* ---------- Product detail ---------- */
.product-detail{display:grid;grid-template-columns:1fr 1fr;gap:40px;margin:24px 0 48px;}
.product-gallery img{border-radius:var(--radius-md);border:1px solid var(--color-border);}
.product-info h1{margin-bottom:6px;}
.product-info .sku{color:var(--color-text-muted);font-size:.82rem;margin-bottom:12px;}
.product-info .price{font-size:2rem;}
.qty-selector{display:inline-flex;align-items:center;border:1px solid var(--color-border);border-radius:var(--radius-sm);overflow:hidden;}
.qty-selector button{background:var(--color-bg-alt);border:0;width:36px;height:38px;cursor:pointer;font-size:1.1rem;}
.qty-selector input{width:48px;border:0;text-align:center;font-size:1rem;}
.buy-box{display:flex;gap:12px;align-items:center;margin:20px 0;flex-wrap:wrap;}
.trust-row{display:flex;gap:18px;flex-wrap:wrap;margin:18px 0;font-size:.82rem;color:var(--color-text-muted);}
.trust-row li{list-style:none;display:flex;align-items:center;gap:6px;}
.specs-table{width:100%;border-collapse:collapse;margin-top:10px;}
.specs-table tr{border-bottom:1px solid var(--color-border);}
.specs-table td{padding:10px 8px;font-size:.9rem;}
.specs-table td:first-child{font-weight:600;width:40%;color:var(--color-text-muted);}
@media (max-width:800px){.product-detail{grid-template-columns:1fr;}}

/* ---------- Cart / Checkout ---------- */
.cart-table{width:100%;border-collapse:collapse;}
.cart-table th{text-align:left;font-size:.8rem;color:var(--color-text-muted);border-bottom:1px solid var(--color-border);padding:10px 6px;}
.cart-table td{padding:14px 6px;border-bottom:1px solid var(--color-border);vertical-align:middle;}
.cart-item-info{display:flex;gap:12px;align-items:center;}
.cart-item-info img{width:64px;height:64px;object-fit:cover;border-radius:var(--radius-sm);border:1px solid var(--color-border);}
.cart-summary{border:1px solid var(--color-border);border-radius:var(--radius-md);padding:20px;background:var(--color-bg-alt);}
.summary-row{display:flex;justify-content:space-between;margin-bottom:10px;font-size:.92rem;}
.summary-row.total{font-weight:700;font-size:1.1rem;border-top:1px solid var(--color-border);padding-top:10px;margin-top:10px;}
.checkout-grid{display:grid;grid-template-columns:1.6fr 1fr;gap:32px;align-items:start;}
@media (max-width:800px){.checkout-grid{grid-template-columns:1fr;}}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
.form-grid .full{grid-column:1/-1;}
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:14px;}
.field label{font-size:.85rem;font-weight:600;}
.field input,.field select,.field textarea{padding:.7em .9em;border:1px solid var(--color-border);border-radius:var(--radius-sm);font-size:.95rem;font-family:inherit;}
.field input:focus,.field select:focus,.field textarea:focus{outline:2px solid var(--color-primary);outline-offset:1px;}
.payment-options{display:flex;flex-direction:column;gap:10px;margin:14px 0;}
.payment-options label{display:flex;align-items:center;gap:10px;border:1px solid var(--color-border);border-radius:var(--radius-sm);padding:12px;cursor:pointer;}
.payment-options input:checked + span{font-weight:700;}
.notice{background:var(--color-primary-light);border:1px solid #E8C6C6;border-radius:var(--radius-sm);padding:12px 16px;font-size:.85rem;color:var(--color-primary-dark);margin-bottom:20px;}
.notice.demo{background:#FFF6E5;border-color:#F5D998;color:#7A5300;}

/* ---------- Auth pages ---------- */
.auth-card{max-width:440px;margin:40px auto;border:1px solid var(--color-border);border-radius:var(--radius-md);padding:32px;box-shadow:var(--shadow-sm);}
.auth-card h1{font-size:1.5rem;}
.auth-switch{text-align:center;margin-top:16px;font-size:.9rem;}

/* ---------- Legal pages ---------- */
.legal-content{max-width:820px;margin:0 auto;}
.legal-content h2{margin-top:1.6em;}
.legal-content address{font-style:normal;line-height:1.6;}
.legal-content table{width:100%;border-collapse:collapse;margin:1em 0;}
.legal-content table td,.legal-content table th{border:1px solid var(--color-border);padding:8px;font-size:.9rem;text-align:left;}

/* ---------- Contact ---------- */
.contact-layout{display:grid;grid-template-columns:1fr 1fr;gap:40px;}
@media (max-width:800px){.contact-layout{grid-template-columns:1fr;}}
.contact-info-card{background:var(--color-bg-alt);border-radius:var(--radius-md);padding:24px;}
.contact-info-card dt{font-weight:700;margin-top:14px;font-size:.85rem;color:var(--color-text-muted);}
.contact-info-card dd{margin:2px 0 0;}

/* ---------- 404 ---------- */
.error-page{text-align:center;padding:80px 20px;}
.error-page .code{font-size:5rem;font-weight:800;color:var(--color-primary);margin:0;}

/* ---------- Footer ---------- */
.site-footer{background:var(--color-primary-dark);color:#DDD8D8;margin-top:64px;}
.footer-top{padding:48px 0;display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:32px;}
@media (max-width:860px){.footer-top{grid-template-columns:1fr 1fr;}}
@media (max-width:520px){.footer-top{grid-template-columns:1fr;}}
.site-footer h4{color:#fff;font-size:.95rem;margin-bottom:14px;}
.site-footer ul{list-style:none;}
.site-footer li{margin-bottom:9px;font-size:.88rem;}
.site-footer a{color:#DDD8D8;}
.site-footer a:hover{color:#fff;}
.footer-logo{display:inline-block;background:#fff;padding:8px 14px;border-radius:var(--radius-sm);margin-bottom:12px;}
.footer-logo img{height:34px;display:block;}
.footer-newsletter form{display:flex;gap:8px;margin-top:10px;flex-wrap:wrap;}
.footer-newsletter input{flex:1;min-width:160px;padding:.6em .8em;border-radius:var(--radius-sm);border:1px solid rgba(255,255,255,.25);background:rgba(255,255,255,.06);color:#fff;}
.footer-newsletter input::placeholder{color:#C9BEBE;}
.footer-newsletter small{display:block;margin-top:8px;color:#B5ABAB;}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:18px 0;font-size:.8rem;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;color:#B5ABAB;}
.footer-bottom a{color:#B5ABAB;}
.payment-icons{display:flex;gap:8px;flex-wrap:wrap;align-items:center;}
.payment-icons span{background:rgba(255,255,255,.08);border-radius:4px;padding:4px 8px;font-size:.7rem;font-weight:700;letter-spacing:.03em;}

/* ---------- Cookie banner ---------- */
.cookie-banner{position:fixed;left:0;right:0;bottom:0;background:#fff;border-top:1px solid var(--color-border);box-shadow:0 -6px 24px rgba(16,24,40,.12);padding:18px 20px;z-index:1000;}
.cookie-banner .container{display:flex;gap:20px;align-items:center;flex-wrap:wrap;justify-content:space-between;}
.cookie-banner p{margin:0;font-size:.85rem;max-width:640px;color:var(--color-text-muted);}
.cookie-actions{display:flex;gap:10px;flex-wrap:wrap;}
.cookie-banner[hidden]{display:none;}

/* ---------- Demo banner ---------- */
.demo-banner{background:var(--color-accent);color:#3B2900;text-align:center;font-size:.8rem;padding:6px 12px;font-weight:600;}
.demo-banner a{color:#3B2900;text-decoration:underline;}

/* ---------- Mobile tab bar (app-like navigation for phones) ---------- */
.mobile-tabbar{
  display:none;
  position:fixed;left:0;right:0;bottom:0;z-index:900;
  background:#fff;border-top:1px solid var(--color-border);
  box-shadow:0 -4px 16px rgba(16,24,40,.08);
  padding-bottom:env(safe-area-inset-bottom, 0);
}
.tab-item{
  position:relative;flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;
  padding:8px 2px 7px;font-size:.66rem;font-weight:600;color:var(--color-text-muted);
  background:none;border:0;cursor:pointer;font-family:inherit;text-decoration:none;
}
.tab-item svg{width:22px;height:22px;stroke:var(--color-text-muted);}
.tab-item[aria-current="page"]{color:var(--color-primary);}
.tab-item[aria-current="page"] svg{stroke:var(--color-primary);}
.tab-item:hover{text-decoration:none;color:var(--color-primary);}
.tab-cart-count{position:absolute;top:2px;right:calc(50% - 20px);background:var(--color-accent);color:#2B1D00;font-size:.62rem;font-weight:700;border-radius:50%;min-width:15px;height:15px;display:flex;align-items:center;justify-content:center;padding:0 3px;}

@media (max-width:760px){
  .mobile-tabbar{display:flex;}
  body{padding-bottom:64px;}
  .cookie-banner{bottom:64px;padding-bottom:calc(18px + env(safe-area-inset-bottom, 0));}
  .hero-content{padding:28px 22px;}
  .hero{min-height:0;}
  .category-grid{grid-template-columns:repeat(2,1fr);}
  .product-grid{grid-template-columns:repeat(2,1fr);gap:12px;}
  .product-card .body{padding:10px 10px 14px;gap:4px;}
  .product-card h3{font-size:.86rem;}
  .product-card .short{display:none;}
  .price{font-size:1.05rem;}
  section{margin:32px 0;}
  .header-search{order:3;}
  .header-actions .header-action{display:none;}
  .nav-toggle{display:none;}
}

/* ---------- Utility ---------- */
.text-muted{color:var(--color-text-muted);}
.mt-0{margin-top:0;}
.center{text-align:center;}