:root{--primary:#0f766e;--dark:#0f172a;--muted:#64748b;--light:#f8fafc;--card:#fff;--border:#e2e8f0;--gold:#f59e0b}*{box-sizing:border-box}body{margin:0;font-family:Inter,Segoe UI,Arial,sans-serif;background:var(--light);color:var(--dark)}a{text-decoration:none;color:inherit}.topbar{background:linear-gradient(90deg,#0f766e,#14b8a6);color:#fff;text-align:center;padding:10px;font-weight:700}.site-header{position:sticky;top:0;z-index:10;background:#fff;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:20px;justify-content:space-between;padding:16px 5%}.brand{display:flex;align-items:center;gap:10px;font-weight:900;font-size:22px}.brand img{width:44px}.search{display:flex;flex:1;max-width:520px}.search input{width:100%;border:1px solid var(--border);border-radius:999px 0 0 999px;padding:12px 18px}.search button{border:0;background:var(--dark);color:#fff;border-radius:0 999px 999px 0;padding:0 18px}.site-header nav{display:flex;gap:16px;align-items:center;font-weight:700}.cart-link{background:#fff7ed;color:#9a3412;padding:10px 14px;border-radius:999px}.hero{display:grid;grid-template-columns:1.05fr .95fr;gap:36px;align-items:center;padding:65px 5%;background:radial-gradient(circle at top right,#ccfbf1,transparent 42%),linear-gradient(135deg,#ecfeff,#fff)}.badge{display:inline-block;background:#e0f2fe;color:#0369a1;border-radius:999px;padding:8px 14px;font-weight:800}.hero h1{font-size:52px;line-height:1.02;margin:16px 0}.hero p{font-size:18px;color:var(--muted);max-width:650px}.btn{display:inline-block;background:var(--primary);color:white;border:0;border-radius:12px;padding:13px 20px;font-weight:800;cursor:pointer}.btn.ghost{background:white;color:var(--primary);border:1px solid var(--primary);margin-left:8px}.btn.small{padding:9px 12px;font-size:14px}.hero-card{position:relative;background:white;border:1px solid var(--border);border-radius:30px;box-shadow:0 25px 70px #0f172a1a;padding:25px}.hero-card img,.category-card img,.product-card img,.detail-img{width:100%;height:auto}.mini{position:absolute;right:20px;bottom:20px;background:#fff;border-radius:18px;padding:14px 16px;box-shadow:0 10px 30px #0f172a26}.mini span{display:block;color:var(--muted);font-size:13px}section,.shop-layout{padding:34px 5%}.section-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}.section-head h2,.page-title h1{font-size:34px;margin:0}.category-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:18px}.category-card,.product-card,.cart-box,.checkout-form,.content-page,.success{background:white;border:1px solid var(--border);border-radius:22px;padding:18px;box-shadow:0 8px 28px #0f172a0d}.category-card img{height:110px}.category-card h3,.product-card h3{margin:10px 0 6px}.category-card p,.product-card p,.small{color:var(--muted);font-size:14px}.product-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}.product-card{padding:0;overflow:hidden}.product-card img{background:#f1f5f9;height:220px;object-fit:cover}.product-info{padding:17px}.product-info span{color:var(--primary);font-weight:800;font-size:13px}.price{display:flex;gap:10px;align-items:center;margin:12px 0}.price b{font-size:21px}.price del{color:#94a3b8}.price.big b{font-size:34px}.merchant-band{text-align:center;background:linear-gradient(120deg,#0f172a,#0f766e);color:#fff;margin:35px 5%;border-radius:28px}.merchant-band p{color:#d1fae5}.page-title{text-align:center;background:#fff}.shop-layout{display:grid;grid-template-columns:240px 1fr;gap:22px}.filters{background:white;border:1px solid var(--border);border-radius:22px;padding:18px;height:max-content}.filters a{display:block;padding:10px;border-bottom:1px solid #f1f5f9}.product-detail{display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:center}.detail-img{background:#fff;border:1px solid var(--border);border-radius:28px;padding:20px}table{width:100%;border-collapse:collapse;background:white}td,th{padding:13px;border-bottom:1px solid var(--border);text-align:left}td img{width:55px;vertical-align:middle}.cart-total{display:flex;gap:14px;justify-content:flex-end;align-items:center;padding:18px}.cart-box input{width:70px;padding:8px}.checkout-form{display:grid;grid-template-columns:1fr 1fr;gap:22px}.checkout-form input,.checkout-form textarea,.checkout-form select,.admin-form input,.admin-form textarea,.admin-form select,.login-card input{width:100%;padding:12px;border:1px solid var(--border);border-radius:12px;margin:7px 0 14px}.footer{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:25px;background:#0f172a;color:#fff;padding:40px 5%;margin-top:40px}.footer a{display:block;color:#cbd5e1;margin:8px 0}.admin-login{min-height:100vh;display:grid;place-items:center;background:linear-gradient(135deg,#0f766e,#0f172a)}.login-card{background:#fff;border-radius:24px;padding:30px;max-width:390px;width:92%;text-align:center}.login-card img{width:80px}.error{background:#fee2e2;color:#991b1b;padding:10px;border-radius:10px}.success{margin:20px 5%;background:#dcfce7;color:#166534}.admin-wrap{display:flex;min-height:100vh}.admin-side{width:245px;background:#0f172a;color:white;padding:24px;position:fixed;top:0;bottom:0}.admin-side a{display:block;padding:12px;border-radius:10px;color:#cbd5e1}.admin-side a:hover{background:#1e293b;color:white}.admin-main{margin-left:245px;padding:28px;width:calc(100% - 245px)}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.stats div{background:#fff;border:1px solid var(--border);border-radius:20px;padding:22px}.stats b{display:block;font-size:36px}.admin-table{margin-top:20px}.admin-form{background:#fff;border:1px solid var(--border);border-radius:20px;padding:18px}.inline{display:inline}@media(max-width:900px){.site-header{flex-wrap:wrap}.hero,.product-detail,.checkout-form,.shop-layout{grid-template-columns:1fr}.hero h1{font-size:38px}.category-grid,.product-grid,.footer,.stats{grid-template-columns:1fr 1fr}.admin-side{position:static;width:100%}.admin-wrap{display:block}.admin-main{margin:0;width:100%}}@media(max-width:560px){.category-grid,.product-grid,.footer,.stats{grid-template-columns:1fr}.site-header nav{flex-wrap:wrap}.search{order:3;max-width:100%}}
/* Phase 3 professional product page */
.breadcrumbs{font-size:12px;color:#94a3b8;margin-bottom:28px}.breadcrumbs a{color:#64748b}.pdp-wrap{background:#fff;padding:38px 6% 20px}.pdp-grid{display:grid;grid-template-columns:58% 42%;gap:54px;align-items:start;max-width:1380px;margin:auto}.pdp-main{min-height:620px;display:grid;place-items:center;background:white}.pdp-main img{max-width:78%;max-height:680px;object-fit:contain}.thumb-row{display:flex;justify-content:center;gap:38px;margin:28px 0 10px}.thumb{border:0;background:transparent;cursor:pointer;opacity:.75}.thumb:hover{opacity:1}.thumb img{width:86px;height:110px;object-fit:contain}.pdp-info{padding-top:42px;max-width:520px}.pdp-info h1{font-size:21px;line-height:1.35;margin:0 0 12px;font-weight:800}.sold-line{color:#dc2626;font-size:13px;margin-bottom:14px}.meta{display:grid;grid-template-columns:82px 1fr;gap:7px 8px;font-size:13px;color:#475569}.meta dt{font-weight:700}.meta dd{margin:0}.pdp-price{margin:22px 0;font-size:17px}.pdp-price del{color:#94a3b8;margin-right:10px}.pdp-price strong{font-weight:900}.stock-warn{font-size:13px;color:#dc2626;margin-top:8px}.stock-bar{height:4px;background:#f1f5f9;width:260px;margin:10px 0 30px}.stock-bar span{display:block;background:#dc2626;height:100%}.pay-note,.subtotal,.trust-list,.more-pay{font-size:13px;color:#334155}.subtotal{margin:12px 0}.buy-row{display:flex;align-items:center;gap:12px}.qty{display:flex;border:1px solid #cbd5e1;height:43px}.qty button{width:34px;border:0;background:white;font-size:18px}.qty input{width:45px;border:0;text-align:center}.add-cart{height:43px;background:#242424;color:white;border:0;padding:0 80px;font-weight:900;cursor:pointer}.wish{height:43px;width:43px;border:1px solid #cbd5e1;border-radius:50%;background:white;font-size:22px}.shop-pay{display:block;background:#5533f4;color:white;text-align:center;padding:12px;margin:12px 0 8px;font-weight:800}.more-pay{display:block;text-align:center;text-decoration:underline;margin-bottom:20px}.trust-list{border-top:1px solid #f1f5f9;margin-top:18px;padding-top:14px}.tabs-section{background:#fff;padding:35px 6%;max-width:1400px;margin:auto}.tabs{display:flex;justify-content:center;gap:70px;border-bottom:1px solid #cbd5e1}.tabs a{padding:0 0 17px;font-weight:900;font-size:14px}.tabs .active{border-bottom:3px solid #111}.tab-content{padding:32px 0;color:#334155;line-height:1.8;font-size:14px}.related-section{background:#fff;padding:10px 6% 70px;max-width:1400px;margin:auto;text-align:center}.related-section h3{margin-bottom:25px}.related-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:28px;text-align:center}.related-card img{width:100%;height:230px;object-fit:contain}.related-card span{display:block;font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin:12px 0}.related-card b{font-size:13px}.sticky-cart{position:fixed;left:0;right:0;bottom:0;background:#fff;border-top:1px solid #e2e8f0;box-shadow:0 -5px 18px #0f172a12;display:flex;align-items:center;gap:16px;padding:8px 7%;z-index:50}.sticky-cart img{width:42px;height:42px;object-fit:contain}.sticky-cart span{flex:1;font-size:13px}.sticky-cart del{color:#94a3b8}.sticky-cart a{background:#6b3b1f;color:#fff;padding:12px 24px;font-weight:900}@media(max-width:900px){.pdp-grid{grid-template-columns:1fr}.pdp-main{min-height:360px}.related-grid{grid-template-columns:repeat(2,1fr)}.tabs{gap:15px;overflow:auto}.sticky-cart{display:none}.add-cart{padding:0 25px}}
/* Phase 4 admin product/user upgrade */
.admin-card{background:#fff;border:1px solid var(--border);border-radius:20px;padding:20px;margin:18px 0;box-shadow:0 8px 28px #0f172a0d}.form-title{display:flex;align-items:center;justify-content:space-between;gap:16px}.pretty-form{box-shadow:none}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.form-grid.four{grid-template-columns:repeat(4,1fr)}.pretty-form label{font-weight:800;color:#0f172a;font-size:14px}.pretty-form small{font-weight:500;color:#64748b}.check{display:flex;gap:10px;align-items:center}.check input{width:auto!important}.notice{padding:12px 14px;border-radius:12px;margin:14px 0}.notice.ok{background:#dcfce7;color:#166534}.notice.bad{background:#fee2e2;color:#991b1b}.pill{display:inline-block;padding:6px 10px;border-radius:999px;background:#e0f2fe;color:#075985;font-weight:800;font-size:12px}.editor-toolbar{display:flex;gap:8px;flex-wrap:wrap;background:#f8fafc;border:1px solid var(--border);border-radius:12px 12px 0 0;padding:9px}.editor-toolbar button{border:1px solid var(--border);background:#fff;border-radius:8px;padding:8px 10px;cursor:pointer;font-weight:800}.rich-editor{min-height:220px;border:1px solid var(--border);border-top:0;border-radius:0 0 12px 12px;padding:16px;background:#fff;line-height:1.7;margin-bottom:16px}.gallery-admin{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:12px 0 20px}.gallery-item{border:1px solid var(--border);border-radius:16px;padding:12px;background:#f8fafc}.gallery-item img{width:100%;height:120px;object-fit:contain;background:#fff;border-radius:12px;margin-bottom:8px}.gallery-item input{margin:4px 0!important}.auth-page{min-height:70vh;display:grid;place-items:center}.account-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}@media(max-width:900px){.form-grid,.form-grid.four,.gallery-admin,.account-grid{grid-template-columns:1fr}}