:root{--primary:#f05a28;--dark:#111827;--muted:#6b7280;--border:#e5e7eb;--bg:#f6f7fb;--card:#fff;--shadow:0 10px 30px rgba(15,23,42,.08)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;background:var(--bg);color:#222;padding-bottom:70px}a{text-decoration:none;color:inherit}button,input,textarea,select{font:inherit}.hidden{display:none!important}
.shop-header{background:white;position:sticky;top:0;z-index:50;border-bottom:1px solid var(--border)}.header-inner{max-width:1180px;margin:auto;display:grid;grid-template-columns:220px 1fr auto;gap:14px;align-items:center;padding:14px}.logo{display:flex;gap:10px;align-items:center}.logo-icon{width:42px;height:42px;border-radius:14px;background:#fff1eb;display:grid;place-items:center;font-size:24px;overflow:hidden}.logo-icon img{max-width:100%;max-height:100%}.logo strong{display:block;font-size:22px}.logo small{color:var(--muted)}.search-box{display:flex;border:1px solid var(--border);border-radius:999px;overflow:hidden;background:#f9fafb}.search-box input{flex:1;border:0;background:transparent;padding:12px 15px;outline:0}.search-box button{border:0;background:var(--primary);color:white;padding:0 18px}.header-actions{display:flex;gap:8px}.header-actions button{border:1px solid var(--border);background:white;border-radius:999px;padding:11px 12px;font-weight:800;white-space:nowrap}.main-nav{max-width:1180px;margin:auto;display:flex;gap:22px;padding:0 14px 12px;color:#374151}
.shop-main{max-width:1180px;margin:auto;padding:18px 14px}.hero{min-height:320px;background:linear-gradient(135deg,#fff,#fff7f3);border:1px solid var(--border);border-radius:24px;box-shadow:var(--shadow);padding:42px;display:flex;align-items:center}.tag{display:inline-block;background:#fff1eb;color:#d94a1e;padding:8px 12px;border-radius:999px;font-weight:800}.hero h1{font-size:42px;margin:16px 0 10px}.hero p{color:var(--muted);line-height:1.7}.btn{border:0;border-radius:999px;padding:12px 18px;font-weight:900;cursor:pointer;display:inline-flex;justify-content:center;align-items:center}.btn.primary{background:var(--primary);color:white}.btn.light{background:white;border:1px solid var(--border)}.btn.full{width:100%}
.service-strip,.section{background:white;border:1px solid var(--border);border-radius:20px;box-shadow:var(--shadow);padding:18px;margin:18px 0}.service-strip{display:grid;grid-template-columns:repeat(4,1fr);text-align:center}.section-title h2{margin:0 0 6px}.section-title p{margin:0 0 16px;color:var(--muted)}
.category-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:12px}.cat-card{border:1px solid var(--border);background:white;border-radius:16px;padding:16px;text-align:center;cursor:pointer}.cat-card .icon{font-size:30px}.filters{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:16px}.filters select{border:1px solid var(--border);border-radius:12px;padding:11px;background:white}.product-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.product-card{background:white;border:1px solid var(--border);border-radius:18px;overflow:hidden;box-shadow:var(--shadow)}.product-img{height:160px;background:#fff7f3;display:grid;place-items:center;font-size:54px;overflow:hidden}.product-img img{max-width:100%;max-height:100%;object-fit:contain}.product-info{padding:13px}.product-info h3{font-size:16px;margin:0 0 8px}.meta{color:var(--muted);font-size:13px}.price{color:var(--primary);font-size:18px;font-weight:900}.actions{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:10px}.actions button{border:0;border-radius:12px;padding:10px;font-weight:800}.actions .buy{background:var(--primary);color:white}.actions .detail{background:#fff1eb;color:var(--primary)}
.cart-drawer{position:fixed;top:0;right:-420px;width:380px;max-width:92vw;height:100vh;background:white;z-index:120;box-shadow:-20px 0 40px rgba(0,0,0,.15);transition:.25s;display:flex;flex-direction:column}.cart-drawer.show{right:0}.cart-head{display:flex;justify-content:space-between;padding:16px;border-bottom:1px solid var(--border)}#cartItems{padding:14px;overflow:auto;flex:1}.cart-item{display:grid;grid-template-columns:50px 1fr auto;gap:10px;padding:10px 0;border-bottom:1px solid var(--border)}.cart-thumb{width:50px;height:50px;border-radius:14px;background:#fff7f3;display:grid;place-items:center}.cart-bottom{padding:16px;border-top:1px solid var(--border)}
.overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.35);z-index:100}.overlay.show{display:block}.modal{display:none;position:fixed;inset:0;z-index:130;place-items:center;padding:16px}.modal.show{display:grid}.modal-box{background:white;border-radius:22px;box-shadow:var(--shadow);padding:22px;position:relative;width:420px;max-width:96vw;max-height:92vh;overflow:auto}.modal-box.large{width:860px}.modal-close{position:absolute;right:14px;top:14px;border:0;background:#f3f4f6;border-radius:50%;width:34px;height:34px}
.detail-layout{display:grid;grid-template-columns:260px 1fr;gap:22px}.detail-image{height:260px;background:#fff7f3;border-radius:20px;display:grid;place-items:center;font-size:90px}.detail-image img{max-width:100%;max-height:100%}.option-list{display:flex;gap:8px;flex-wrap:wrap}.option-list button{border:1px solid var(--border);background:white;border-radius:999px;padding:9px 12px}.spec-table{width:100%;border-collapse:collapse;margin-top:12px}.spec-table th,.spec-table td{border:1px solid var(--border);padding:9px;text-align:left}.checkout-layout{display:grid;grid-template-columns:1fr 1fr;gap:16px}.checkout-box{background:white;border:1px solid var(--border);border-radius:18px;padding:18px}.checkout-box label,.modal-box label{display:block;font-weight:800;margin:12px 0}.checkout-box input,.checkout-box textarea,.modal-box input{width:100%;border:1px solid var(--border);border-radius:12px;padding:11px;margin-top:6px}.summary div{display:flex;justify-content:space-between;border-bottom:1px solid var(--border);padding:9px 0}.payment-box{background:#fff7f3;border:1px dashed var(--primary);border-radius:16px;padding:14px;margin-top:14px}.qr{width:190px;height:190px;background:white;border:1px solid var(--border);display:grid;place-items:center;margin:12px auto;font-weight:900;text-align:center}
.admin-app{position:fixed;inset:0;z-index:400;background:#f3f4f6;display:grid;grid-template-columns:260px 1fr}.admin-sidebar{background:var(--dark);color:white;padding:18px;overflow:auto}.admin-brand{margin-bottom:18px}.admin-brand strong{display:block;font-size:22px}.admin-brand small{color:#9ca3af}.admin-sidebar button{width:100%;border:0;background:transparent;color:#e5e7eb;text-align:left;padding:12px;border-radius:12px;font-weight:800;margin-bottom:4px}.admin-sidebar button.active,.admin-sidebar button:hover{background:#1f2937;color:white}.admin-sidebar .logout{background:#ef4444;color:white;margin-top:18px}.admin-main{padding:22px;overflow:auto}.admin-top{display:flex;justify-content:space-between;align-items:center;background:white;border-radius:20px;padding:14px 18px;margin-bottom:18px;box-shadow:var(--shadow)}.admin-top h2{margin:0}.admin-top button{border:0;background:var(--primary);color:white;border-radius:999px;padding:11px 16px;font-weight:900}.admin-panel{background:white;border-radius:20px;padding:20px;box-shadow:var(--shadow)}.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.stat-grid div{border:1px solid var(--border);background:#f9fafb;border-radius:16px;padding:18px}.stat-grid strong{display:block;font-size:30px;color:var(--primary)}.admin-form{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:14px}.admin-form.three{grid-template-columns:repeat(3,1fr)}.admin-form label{font-weight:800}.admin-form input,.admin-form textarea,.admin-form select{width:100%;border:1px solid var(--border);border-radius:12px;padding:10px;margin-top:6px}.admin-form textarea{min-height:80px}.admin-actions{display:flex;gap:10px;margin-bottom:14px}.admin-list{display:grid;gap:10px;margin-top:14px}.admin-item{display:grid;grid-template-columns:60px 1fr auto;gap:12px;align-items:center;border:1px solid var(--border);border-radius:16px;padding:12px;background:#f9fafb}.admin-thumb{width:56px;height:56px;border-radius:14px;background:#fff7f3;display:grid;place-items:center;font-size:26px;overflow:hidden}.admin-thumb img{max-width:100%;max-height:100%}.admin-item-actions{display:flex;gap:8px}.admin-item-actions button{border:1px solid var(--border);background:white;border-radius:999px;padding:8px 12px}
.chat-widget{position:fixed;left:18px;bottom:86px;z-index:90}.chat-widget>button{width:56px;height:56px;border:0;border-radius:50%;background:var(--primary);color:white;font-size:24px;box-shadow:var(--shadow)}.chat-panel{display:none;position:absolute;left:0;bottom:66px;width:330px;max-width:calc(100vw - 36px);background:white;border:1px solid var(--border);border-radius:18px;overflow:hidden;box-shadow:var(--shadow)}.chat-panel.show{display:block}.chat-head{background:var(--dark);color:white;padding:12px;display:flex;justify-content:space-between}.chat-body{height:240px;overflow:auto;padding:12px;background:#f9fafb}.chat-msg{padding:9px 12px;border-radius:14px;margin:7px 0;max-width:82%}.chat-msg.user{background:var(--primary);color:white;margin-left:auto}.chat-msg.shop{background:white;border:1px solid var(--border)}.chat-input{display:flex;gap:8px;padding:10px}.chat-input input{flex:1;border:1px solid var(--border);border-radius:999px;padding:10px}.chat-input button{border:0;background:var(--primary);color:white;border-radius:999px;padding:0 12px}
.floating-contact{position:fixed;right:18px;bottom:86px;z-index:80;display:flex;flex-direction:column;gap:10px}.floating-contact a{width:52px;height:52px;border-radius:50%;display:grid;place-items:center;color:white;font-weight:900;box-shadow:var(--shadow)}#zaloLink{background:#0068ff}#phoneLink{background:#16a34a}.footer{background:var(--dark);color:white;padding:28px;margin-top:20px}.mobile-nav{display:none}
@media(max-width:900px){.header-inner{grid-template-columns:1fr}.header-actions{display:grid;grid-template-columns:1fr 1fr 1fr}.product-grid{grid-template-columns:repeat(2,1fr)}.category-grid{grid-template-columns:repeat(3,1fr)}.service-strip{grid-template-columns:repeat(2,1fr)}.checkout-layout,.detail-layout{grid-template-columns:1fr}.admin-app{grid-template-columns:1fr}.admin-sidebar{display:flex;gap:6px;overflow:auto;padding:10px}.admin-sidebar button{width:auto;white-space:nowrap}.admin-brand{display:none}.admin-form{grid-template-columns:1fr}.stat-grid{grid-template-columns:1fr 1fr}}
@media(max-width:600px){body{padding-bottom:72px}.main-nav{display:none}.hero{padding:26px}.hero h1{font-size:30px}.product-img{height:130px}.mobile-nav{position:fixed;left:0;right:0;bottom:0;height:64px;background:white;border-top:1px solid var(--border);z-index:70;display:grid;grid-template-columns:repeat(5,1fr)}.mobile-nav a,.mobile-nav button{border:0;background:white;display:flex;flex-direction:column;align-items:center;justify-content:center;font-size:16px}.mobile-nav span{font-size:10px}.chat-widget{left:12px;bottom:138px}.floating-contact{right:12px;bottom:138px}.admin-main{padding:12px}.admin-item{grid-template-columns:50px 1fr}.admin-item-actions{grid-column:1/-1}}

/* ShopV3 two-step product flow */
.clickable,.clickable-name{cursor:pointer}
.clickable:hover,.clickable-name:hover{color:var(--primary)}
.actions-v3{grid-template-columns:54px 1fr 1fr}
.cart-mini{
  background:#fff1eb!important;
  color:var(--primary)!important;
  font-size:18px;
}
.quick-detail-v3{
  display:grid;
  grid-template-columns:220px 1fr;
  gap:22px;
  align-items:start;
}
.quick-image-v3{
  height:220px;
  background:#fff7f3;
  border-radius:20px;
  display:grid;
  place-items:center;
  font-size:84px;
  overflow:hidden;
}
.quick-image-v3 img{max-width:100%;max-height:100%;object-fit:contain}
.xem-them-v3{margin-top:14px}
.large-detail-v3{
  display:grid;
  grid-template-columns:300px 1fr;
  gap:24px;
}
.large-image-v3{
  height:300px;
  background:#fff7f3;
  border-radius:22px;
  display:grid;
  place-items:center;
  font-size:110px;
  overflow:hidden;
}
.large-image-v3 img{max-width:100%;max-height:100%;object-fit:contain}
.thumbs-v3{display:flex;gap:10px;margin-top:12px}
.thumbs-v3 span{
  width:58px;height:58px;
  border:1px solid var(--border);
  border-radius:14px;
  background:#fff;
  display:grid;
  place-items:center;
  font-size:24px;
}
.qty-v3{display:flex;gap:10px;align-items:center}
.qty-v3 button{
  width:34px;height:34px;
  border:1px solid var(--border);
  background:white;
  border-radius:10px;
}
.review-v3{
  border:1px solid var(--border);
  background:#f9fafb;
  border-radius:14px;
  padding:12px;
}
.related-v3{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:10px;
  margin-bottom:14px;
}
.related-v3 button{
  border:1px solid var(--border);
  background:white;
  border-radius:14px;
  padding:10px;
  display:grid;
  gap:6px;
  text-align:center;
}
@media(max-width:700px){
  .quick-detail-v3,.large-detail-v3{grid-template-columns:1fr}
  .quick-image-v3{height:180px}
  .large-image-v3{height:220px}
  .related-v3{grid-template-columns:1fr}
  .actions-v3{grid-template-columns:48px 1fr 1fr}
}

.footer-v3-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:20px;
  max-width:1180px;
  margin:auto;
}
.footer-v3-grid p{color:#d1d5db;line-height:1.6}
@media(max-width:700px){.footer-v3-grid{grid-template-columns:1fr 1fr}}

/* ShopV3 UI refine */
.quick-detail-v3.refined{
  grid-template-columns:240px 1fr;
  align-items:center;
  gap:24px;
}
.quick-detail-v3.refined .quick-image-v3{
  height:240px;
  border-radius:22px;
  font-size:92px;
  box-shadow:inset 0 0 0 1px rgba(0,0,0,.04);
}
.quick-info-v3 h2{
  margin:0 0 8px;
  font-size:26px;
}
.quick-meta-v3{
  color:#6b7280;
  font-weight:700;
  margin:8px 0 10px;
}
.quick-desc-v3{
  color:#4b5563;
  line-height:1.6;
  margin:8px 0;
}
.quick-small-info-v3{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
  margin:12px 0;
}
.quick-small-info-v3 span{
  background:#fff7f3;
  color:#9a3412;
  border-radius:999px;
  padding:7px 11px;
  font-weight:800;
  font-size:13px;
}
.qty-row-v3{
  display:flex;
  justify-content:space-between;
  align-items:center;
  margin:14px 0;
}
.qty-row-v3>span{
  font-weight:900;
}
.qty-control-v3{
  display:flex;
  align-items:center;
  gap:8px;
}
.qty-control-v3 button{
  width:34px;
  height:34px;
  border:1px solid var(--border);
  background:white;
  border-radius:10px;
  font-weight:900;
  cursor:pointer;
}
.qty-control-v3 strong{
  min-width:28px;
  text-align:center;
}
.quick-actions-v3{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:12px;
  margin-top:10px;
}
.quick-actions-v3 button{
  border:0;
  border-radius:14px;
  padding:12px;
  font-weight:900;
  cursor:pointer;
}
.quick-actions-v3 .detail{
  background:#fff1eb;
  color:var(--primary);
}
.quick-actions-v3 .buy{
  background:var(--primary);
  color:white;
}
.more-link-v3{
  display:block;
  margin:12px 0 0 auto;
  border:0;
  background:transparent;
  color:var(--primary);
  font-weight:900;
  cursor:pointer;
  padding:8px 0;
}
.modal-box.large{
  border-radius:24px;
}
@media(max-width:700px){
  .quick-detail-v3.refined{
    grid-template-columns:1fr;
    gap:14px;
  }
  .quick-detail-v3.refined .quick-image-v3{
    height:190px;
  }
  .quick-info-v3 h2{
    font-size:22px;
  }
  .quick-actions-v3{
    grid-template-columns:1fr 1fr;
  }
}

/* ShopV3 Product UI Beauty */
.product-card-pro{
  position:relative;
  border-radius:22px!important;
  overflow:hidden;
  background:#fff;
  border:1px solid rgba(229,231,235,.9)!important;
  box-shadow:0 10px 28px rgba(15,23,42,.07)!important;
  transition:.22s ease;
}
.product-card-pro:hover{
  transform:translateY(-3px);
  box-shadow:0 18px 38px rgba(15,23,42,.12)!important;
}
.product-badge-pro{
  position:absolute;
  left:12px;
  top:12px;
  z-index:3;
  background:linear-gradient(135deg,var(--primary),#ff8a50);
  color:white;
  border-radius:999px;
  padding:6px 10px;
  font-size:12px;
  font-weight:900;
}
.wish-pro{
  position:absolute;
  right:12px;
  top:12px;
  z-index:3;
  width:34px;
  height:34px;
  border:0;
  border-radius:50%;
  background:rgba(255,255,255,.92);
  box-shadow:0 6px 16px rgba(15,23,42,.12);
  font-size:20px;
  cursor:pointer;
}
.product-img-pro{
  height:178px!important;
  background:linear-gradient(145deg,#fff7f3,#f8fafc)!important;
  font-size:60px!important;
  transition:.22s ease;
}
.product-card-pro:hover .product-img-pro{
  transform:scale(1.02);
}
.product-info-pro{
  padding:14px!important;
}
.product-cat-pro{
  display:inline-flex;
  background:#fff7f3;
  color:#c2410c;
  border-radius:999px;
  padding:5px 9px;
  font-size:12px;
  font-weight:900;
  margin-bottom:8px;
}
.product-name-pro{
  min-height:40px;
  font-size:16px!important;
  line-height:1.3;
  margin:0 0 8px!important;
  cursor:pointer;
}
.product-name-pro:hover{
  color:var(--primary);
}
.product-rating-pro{
  color:#f59e0b;
  font-size:13px;
  font-weight:800;
  margin-bottom:10px;
}
.product-rating-pro span{
  color:#374151;
}
.product-price-row-pro{
  display:flex;
  justify-content:space-between;
  align-items:flex-end;
  gap:10px;
  margin-bottom:12px;
}
.product-price-pro{
  font-size:20px!important;
}
.old-price-pro{
  color:#9ca3af;
  text-decoration:line-through;
  font-size:13px;
  margin-top:2px;
}
.stock-pro{
  background:#ecfdf5;
  color:#047857;
  border-radius:999px;
  padding:5px 8px;
  font-size:12px;
  font-weight:900;
  white-space:nowrap;
}
.product-actions-pro{
  grid-template-columns:46px 1fr 1fr!important;
  gap:8px!important;
}
.product-actions-pro button{
  height:42px;
  border-radius:14px!important;
  font-weight:900!important;
}
.product-actions-pro .cart-mini{
  background:#fff1eb!important;
  color:var(--primary)!important;
  font-size:18px;
}
.product-actions-pro .detail{
  background:#f3f4f6!important;
  color:#374151!important;
}
.product-actions-pro .buy{
  background:var(--primary)!important;
  color:#fff!important;
}

/* Better quick popup */
.quick-beauty-v3{
  grid-template-columns:245px 1fr!important;
  gap:24px!important;
}
.quick-image-panel-v3{
  display:grid;
  gap:12px;
}
.quick-beauty-v3 .quick-image-v3{
  height:245px!important;
  background:linear-gradient(145deg,#fff7f3,#f8fafc)!important;
  border-radius:24px!important;
  box-shadow:inset 0 0 0 1px rgba(15,23,42,.04);
}
.quick-mini-stats-v3{
  display:grid;
  gap:8px;
}
.quick-mini-stats-v3 span{
  display:flex;
  justify-content:center;
  background:#f9fafb;
  border:1px solid var(--border);
  border-radius:999px;
  padding:8px 10px;
  font-weight:900;
  color:#374151;
  font-size:13px;
}
.quick-info-v3 h2{
  font-size:25px!important;
  margin:6px 0 8px!important;
}
.quick-actions-v3 button{
  height:46px;
}
.more-link-v3{
  font-size:14px;
}
@media(max-width:700px){
  .product-img-pro{
    height:145px!important;
    font-size:48px!important;
  }
  .product-info-pro{
    padding:11px!important;
  }
  .product-actions-pro{
    grid-template-columns:42px 1fr 1fr!important;
    gap:6px!important;
  }
  .product-actions-pro button{
    height:39px;
    font-size:13px;
    padding:6px!important;
  }
  .quick-beauty-v3{
    grid-template-columns:1fr!important;
  }
  .quick-beauty-v3 .quick-image-v3{
    height:190px!important;
  }
  .quick-mini-stats-v3{
    grid-template-columns:repeat(3,1fr);
  }
}