/* Sell.Shop — Multi-vendor marketplace UI (dependency-free, mobile-first) */

:root{
  --primary:#0b7a3b;
  --primary-dark:#065c2b;
  --accent:#f7a600;
  --danger:#d92d20;
  --success:#0b7a3b;
  --bg:#f5f6f8;
  --card:#ffffff;
  --text:#1c1f24;
  --text-muted:#6b7280;
  --border:#e5e7eb;
  --radius:8px;
  --shadow:0 1px 3px rgba(0,0,0,.08);
  --shadow-md:0 4px 16px rgba(0,0,0,.10);
  --header-h:64px;
}

*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  background:var(--bg); color:var(--text); font-size:15px; line-height:1.5;
}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}
ul{list-style:none;margin:0;padding:0;}
button{font-family:inherit;cursor:pointer;}
input,select,textarea{font-family:inherit;font-size:14px;}
.container{max-width:1280px;margin:0 auto;padding:0 16px;}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:10px 18px;border-radius:var(--radius);border:1px solid transparent;font-weight:600;font-size:14px;transition:.15s;background:var(--card);color:var(--text);}
.btn:hover{opacity:.92;}
.btn-primary{background:var(--primary);color:#fff;}
.btn-primary:hover{background:var(--primary-dark);}
.btn-accent{background:var(--accent);color:#1c1f24;}
.btn-outline{background:transparent;border-color:var(--border);}
.btn-outline:hover{border-color:var(--primary);color:var(--primary);}
.btn-danger{background:var(--danger);color:#fff;}
.btn-sm{padding:6px 12px;font-size:13px;}
.btn-block{width:100%;}
.btn:disabled{opacity:.5;cursor:not-allowed;}

/* ---------- Top utility bar ---------- */
.topbar{background:var(--primary-dark);color:#fff;font-size:12.5px;}
.topbar .container{display:flex;justify-content:space-between;align-items:center;height:32px;}
.topbar a{opacity:.9;}
.topbar a:hover{opacity:1;text-decoration:underline;}

/* ---------- Header ---------- */
.site-header{background:var(--card);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:50;}
.header-main{display:flex;align-items:center;gap:20px;height:var(--header-h);}
.logo{font-size:22px;font-weight:800;color:var(--primary);white-space:nowrap;}
.logo span{color:var(--accent);}
.search-form{flex:1;display:flex;max-width:640px;}
.search-form input{flex:1;padding:10px 14px;border:2px solid var(--primary);border-right:none;border-radius:6px 0 0 6px;outline:none;}
.search-form button{background:var(--primary);color:#fff;border:none;padding:0 18px;border-radius:0 6px 6px 0;font-weight:600;}
.header-actions{display:flex;align-items:center;gap:18px;margin-left:auto;}
.header-icon-link{position:relative;display:flex;flex-direction:column;align-items:center;font-size:11px;color:var(--text);gap:2px;}
.header-icon-link svg{width:22px;height:22px;}
.badge-count{position:absolute;top:-6px;right:-10px;background:var(--accent);color:#1c1f24;font-size:10px;font-weight:700;border-radius:10px;min-width:16px;height:16px;display:flex;align-items:center;justify-content:center;padding:0 3px;}
.mobile-menu-btn{display:none;background:none;border:none;font-size:22px;}

/* ---------- Category nav ---------- */
.category-nav{background:var(--primary);color:#fff;}
.category-nav .container{display:flex;align-items:center;gap:22px;height:44px;overflow-x:auto;}
.category-nav a{white-space:nowrap;font-size:13.5px;font-weight:500;}
.category-nav a:hover{color:var(--accent);}

/* ---------- Hero / Banners ---------- */
.hero{background:linear-gradient(120deg,var(--primary),var(--primary-dark));color:#fff;padding:40px 0;margin-bottom:24px;}
.hero .container{display:flex;align-items:center;gap:32px;flex-wrap:wrap;}
.hero-text h1{font-size:32px;margin:0 0 10px;}
.hero-text p{opacity:.9;margin:0 0 18px;max-width:460px;}
.promo-banners{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:24px 0;}
.promo-banner{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);background:var(--card);}
.promo-banner img{width:100%;height:140px;object-fit:cover;}

/* ---------- Section headers ---------- */
.section{margin:32px 0;}
.section-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;}
.section-head h2{font-size:20px;margin:0;}
.section-head a{color:var(--primary);font-size:13.5px;font-weight:600;}

/* ---------- Category chips ---------- */
.category-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:14px;}
.category-chip{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:16px 8px;text-align:center;transition:.15s;}
.category-chip:hover{border-color:var(--primary);box-shadow:var(--shadow);}
.category-chip img,.category-chip .chip-icon{width:44px;height:44px;margin:0 auto 8px;object-fit:contain;}
.category-chip span{font-size:12.5px;font-weight:600;}

/* ---------- Product grid / cards ---------- */
.product-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:16px;}
.product-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;position:relative;transition:.15s;display:flex;flex-direction:column;}
.product-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px);}
.product-thumb{position:relative;aspect-ratio:1/1;background:#f0f1f3;}
.product-thumb img{width:100%;height:100%;object-fit:cover;}
.badge{position:absolute;top:8px;left:8px;background:var(--danger);color:#fff;font-size:11px;font-weight:700;padding:3px 7px;border-radius:4px;}
.wishlist-btn{position:absolute;top:8px;right:8px;background:#fff;border:none;border-radius:50%;width:30px;height:30px;display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow);}
.wishlist-btn.active{color:var(--danger);}
.product-info{padding:10px 12px 12px;flex:1;display:flex;flex-direction:column;}
.product-seller{font-size:11px;color:var(--text-muted);margin-bottom:2px;}
.product-name{font-size:13.5px;font-weight:500;margin:0 0 6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:36px;}
.product-price{margin-top:auto;}
.price-now{font-size:16px;font-weight:700;color:var(--text);}
.price-old{font-size:12.5px;color:var(--text-muted);text-decoration:line-through;margin-left:6px;}
.discount-pct{color:var(--danger);font-size:11.5px;font-weight:700;margin-left:6px;}
.product-rating{font-size:11.5px;color:var(--accent);margin-top:4px;}
.add-cart-btn{margin:8px 12px 12px;padding:8px;border-radius:6px;border:1px solid var(--primary);background:#fff;color:var(--primary);font-weight:600;font-size:12.5px;}
.add-cart-btn:hover{background:var(--primary);color:#fff;}

/* ---------- Seller strip ---------- */
.seller-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:16px;}
.seller-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:16px;text-align:center;}
.seller-card img{width:56px;height:56px;border-radius:50%;margin:0 auto 8px;object-fit:cover;background:#eee;}
.seller-card .store-name{font-weight:700;font-size:14px;}
.seller-card .store-meta{font-size:12px;color:var(--text-muted);}

/* ---------- Reviews ---------- */
.review-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px;}
.review-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:16px;}
.review-stars{color:var(--accent);font-size:14px;}

/* ---------- Newsletter ---------- */
.newsletter{background:var(--primary-dark);color:#fff;padding:32px 0;text-align:center;}
.newsletter form{display:flex;max-width:420px;margin:16px auto 0;gap:8px;}
.newsletter input{flex:1;padding:10px 12px;border-radius:6px;border:none;}

/* ---------- Footer ---------- */
.site-footer{background:#181d23;color:#c9ccd1;padding:40px 0 16px;margin-top:40px;}
.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.footer-grid h4{color:#fff;font-size:14px;margin:0 0 12px;}
.footer-grid a{display:block;color:#9aa0a8;font-size:13px;padding:4px 0;}
.footer-grid a:hover{color:#fff;}
.footer-bottom{text-align:center;font-size:12.5px;color:#7a828c;margin-top:24px;padding-top:16px;border-top:1px solid #2a2f36;}

/* ---------- Breadcrumb ---------- */
.breadcrumb{font-size:12.5px;color:var(--text-muted);margin:16px 0;}
.breadcrumb a:hover{color:var(--primary);}

/* ---------- Layout: sidebar + content (category/search pages) ---------- */
.layout-sidebar{display:grid;grid-template-columns:230px 1fr;gap:20px;align-items:start;}
.filter-box{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:16px;margin-bottom:14px;}
.filter-box h4{margin:0 0 10px;font-size:13.5px;}
.filter-box label{display:flex;align-items:center;gap:6px;font-size:13px;padding:4px 0;color:var(--text-muted);}
.toolbar{display:flex;justify-content:space-between;align-items:center;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:10px 14px;margin-bottom:14px;font-size:13px;flex-wrap:wrap;gap:8px;}
.toolbar select{padding:6px 8px;border:1px solid var(--border);border-radius:6px;}

/* ---------- Forms ---------- */
.form-group{margin-bottom:16px;}
.form-group label{display:block;font-size:13px;font-weight:600;margin-bottom:6px;}
.form-control{width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:6px;outline:none;}
.form-control:focus{border-color:var(--primary);}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
.form-hint{font-size:12px;color:var(--text-muted);margin-top:4px;}
.form-error{font-size:12.5px;color:var(--danger);margin-top:4px;}

.auth-card{max-width:420px;margin:40px auto;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:32px;box-shadow:var(--shadow);}
.auth-card h1{font-size:22px;margin:0 0 4px;}
.auth-card p.sub{color:var(--text-muted);font-size:13.5px;margin:0 0 20px;}

/* ---------- Alerts / toasts ---------- */
.alert{padding:12px 14px;border-radius:6px;font-size:13.5px;margin-bottom:16px;}
.alert-success{background:#e8f7ee;color:var(--primary-dark);border:1px solid #b7e4c7;}
.alert-error{background:#fdecea;color:var(--danger);border:1px solid #f5c2c0;}
.alert-info{background:#eaf2fb;color:#1c4e8a;border:1px solid #c3daf2;}

#toast-container{position:fixed;bottom:20px;right:20px;z-index:999;display:flex;flex-direction:column;gap:8px;}
.toast{background:#1c1f24;color:#fff;padding:12px 18px;border-radius:6px;font-size:13.5px;box-shadow:var(--shadow-md);animation:toast-in .2s ease;}
.toast.error{background:var(--danger);}
.toast.success{background:var(--success);}
@keyframes toast-in{from{opacity:0;transform:translateY(8px);}to{opacity:1;transform:translateY(0);}}

/* ---------- Cards / dashboards ---------- */
.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:18px;}
.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:14px;margin-bottom:22px;}
.stat-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:16px;}
.stat-card .label{font-size:12.5px;color:var(--text-muted);}
.stat-card .value{font-size:22px;font-weight:800;margin-top:4px;}
.stat-card .value.positive{color:var(--primary);}

table.data-table{width:100%;border-collapse:collapse;background:var(--card);font-size:13.5px;}
table.data-table th,table.data-table td{padding:10px 12px;border-bottom:1px solid var(--border);text-align:left;}
table.data-table th{background:#f9fafb;font-weight:700;font-size:12.5px;text-transform:uppercase;color:var(--text-muted);}
.table-wrap{overflow-x:auto;border:1px solid var(--border);border-radius:var(--radius);}

.status-pill{display:inline-block;padding:3px 10px;border-radius:20px;font-size:11.5px;font-weight:700;}
.status-pending,.status-pending_payment{background:#fff4e5;color:#b45309;}
.status-paid,.status-approved,.status-completed,.status-active,.status-published,.status-delivered{background:#e8f7ee;color:var(--primary-dark);}
.status-processing,.status-ready_for_delivery,.status-shipped,.status-out_for_delivery{background:#eaf2fb;color:#1c4e8a;}
.status-cancelled,.status-rejected,.status-failed,.status-suspended,.status-disabled{background:#fdecea;color:var(--danger);}
.status-refunded{background:#f3e8fd;color:#7c2d92;}

.dash-layout{display:grid;grid-template-columns:240px 1fr;gap:0;min-height:calc(100vh - var(--header-h));}
.dash-sidebar{background:#181d23;color:#c9ccd1;padding:20px 0;}
.dash-sidebar a{display:block;padding:11px 22px;font-size:13.5px;color:#c9ccd1;border-left:3px solid transparent;}
.dash-sidebar a:hover{background:#232830;color:#fff;}
.dash-sidebar a.active{background:#232830;color:#fff;border-left-color:var(--accent);}
.dash-sidebar .side-group{padding:14px 22px 6px;font-size:11px;text-transform:uppercase;color:#5c636d;letter-spacing:.05em;}
.dash-content{padding:24px;background:var(--bg);}
.dash-topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;flex-wrap:wrap;gap:10px;}
.dash-topbar h1{font-size:20px;margin:0;}

.pagination{display:flex;gap:6px;margin-top:18px;justify-content:center;}
.pagination a,.pagination span{padding:8px 12px;border:1px solid var(--border);border-radius:6px;font-size:13px;background:var(--card);}
.pagination a:hover{border-color:var(--primary);}
.pagination .current{background:var(--primary);color:#fff;border-color:var(--primary);}

.empty-state{text-align:center;padding:60px 20px;color:var(--text-muted);}
.empty-state svg{width:64px;height:64px;margin:0 auto 14px;opacity:.4;}

.qty-stepper{display:inline-flex;align-items:center;border:1px solid var(--border);border-radius:6px;overflow:hidden;}
.qty-stepper button{background:#f5f6f8;border:none;width:30px;height:30px;font-size:15px;}
.qty-stepper input{width:42px;border:none;text-align:center;height:30px;}

.rating-stars{color:var(--accent);font-size:15px;letter-spacing:1px;}

/* ---------- Cart / checkout ---------- */
.cart-layout{display:grid;grid-template-columns:1fr 340px;gap:20px;align-items:start;}
.cart-seller-group{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);margin-bottom:16px;overflow:hidden;}
.cart-seller-group h3{padding:12px 16px;background:#f9fafb;font-size:13.5px;margin:0;border-bottom:1px solid var(--border);}
.cart-item{display:flex;gap:12px;padding:14px 16px;border-bottom:1px solid var(--border);align-items:center;}
.cart-item:last-child{border-bottom:none;}
.cart-item img{width:70px;height:70px;object-fit:cover;border-radius:6px;background:#f0f1f3;}
.cart-item-info{flex:1;min-width:0;}
.cart-item-info .name{font-size:13.5px;font-weight:600;}
.cart-item-info .variant{font-size:12px;color:var(--text-muted);}
.summary-box{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:18px;position:sticky;top:calc(var(--header-h) + 16px);}
.summary-row{display:flex;justify-content:space-between;font-size:13.5px;padding:6px 0;}
.summary-row.total{font-weight:800;font-size:16px;border-top:1px solid var(--border);margin-top:8px;padding-top:12px;}

.checkout-steps{display:flex;gap:6px;margin-bottom:20px;flex-wrap:wrap;}
.checkout-steps span{background:var(--card);border:1px solid var(--border);padding:6px 12px;border-radius:20px;font-size:12px;color:var(--text-muted);}
.checkout-steps span.done{background:var(--primary);color:#fff;border-color:var(--primary);}

.address-card{border:1px solid var(--border);border-radius:var(--radius);padding:14px;margin-bottom:10px;cursor:pointer;}
.address-card.selected{border-color:var(--primary);background:#f3faf5;}

/* ---------- Product detail ---------- */
.product-detail{display:grid;grid-template-columns:440px 1fr;gap:32px;align-items:start;}
.gallery-main{border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;aspect-ratio:1/1;background:#fff;}
.gallery-main img{width:100%;height:100%;object-fit:contain;}
.gallery-thumbs{display:flex;gap:8px;margin-top:10px;flex-wrap:wrap;}
.gallery-thumbs img{width:60px;height:60px;object-fit:cover;border-radius:6px;border:2px solid var(--border);cursor:pointer;}
.gallery-thumbs img.active{border-color:var(--primary);}
.variation-group{margin:14px 0;}
.variation-group .label{font-size:13px;font-weight:700;margin-bottom:6px;}
.variation-options{display:flex;gap:8px;flex-wrap:wrap;}
.variation-options .opt{padding:7px 14px;border:1px solid var(--border);border-radius:6px;font-size:13px;cursor:pointer;}
.variation-options .opt.active{border-color:var(--primary);background:var(--primary);color:#fff;}
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--border);margin:28px 0 16px;}
.tabs button{background:none;border:none;padding:10px 18px;font-size:13.5px;font-weight:600;color:var(--text-muted);border-bottom:2px solid transparent;}
.tabs button.active{color:var(--primary);border-color:var(--primary);}
.tab-panel{display:none;}
.tab-panel.active{display:block;}
.spec-table{width:100%;border-collapse:collapse;}
.spec-table td{padding:8px 10px;border-bottom:1px solid var(--border);font-size:13.5px;}
.spec-table td:first-child{color:var(--text-muted);width:35%;}

@media (max-width: 960px){
  .promo-banners{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:repeat(2,1fr);}
  .layout-sidebar{grid-template-columns:1fr;}
  .cart-layout{grid-template-columns:1fr;}
  .product-detail{grid-template-columns:1fr;}
  .dash-layout{grid-template-columns:1fr;}
  .dash-sidebar{display:none;}
}
@media (max-width: 640px){
  .search-form{order:3;max-width:100%;flex-basis:100%;margin-top:8px;}
  .header-main{flex-wrap:wrap;height:auto;padding:10px 0;}
  .mobile-menu-btn{display:block;}
  .category-nav{display:none;}
  .promo-banners{grid-template-columns:1fr;}
  .form-row{grid-template-columns:1fr;}
  .product-grid{grid-template-columns:repeat(2,1fr);}
  .topbar{display:none;}
}