:root{color:#241712;background:#fff7e8;font-family:Inter,PingFang SC,Microsoft YaHei,system-ui,sans-serif}*{box-sizing:border-box}body{margin:0}button,input,select,textarea{font:inherit}button{cursor:pointer}.app-shell{min-height:100vh;display:grid;grid-template-columns:264px 1fr}.side{background:#3a1711;color:#fff8e8;padding:22px 16px}.brand-block{display:flex;align-items:center;gap:12px}.brand-block strong,.store-card strong{display:block;font-size:16px}.brand-block small,.store-card small{display:block;margin-top:3px;color:#f1d5a4;font-size:12px}.brand-mark{width:48px;height:48px;display:flex;flex-direction:column;align-items:center;justify-content:center;flex:none;background:#b8241a;color:#fff7dd;border-radius:8px;border:2px solid #d6b35e;letter-spacing:0;box-shadow:inset 0 0 0 1px #ffffff29}.brand-mark strong{display:block;font-size:22px;line-height:1}.brand-mark em{display:block;margin-top:3px;font-size:11px;font-style:normal;line-height:1}.store-card{display:flex;align-items:flex-start;gap:10px;margin:24px 0 18px;padding:14px;background:#541f17;border:1px solid rgba(255,255,255,.08);border-radius:8px}nav{display:grid;gap:6px}nav button{display:flex;align-items:center;gap:10px;min-height:42px;padding:0 12px;color:#f5dfb4;background:transparent;border:0;border-radius:6px;text-align:left}nav button.active,nav button:hover{background:#b8241a;color:#fff}.workspace{min-width:0}.top{min-height:78px;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:0 28px;background:#fff;border-bottom:1px solid #f0dfbb}h1,h2,p{margin:0}.top h1{font-size:22px}.top p,.section-title p,.hint{margin-top:5px;color:#68777d;font-size:13px}.brand-strip{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:18px 28px 0}.brand-strip div{min-height:72px;padding:14px 16px;background:#b8241a;color:#fff7dd;border:2px solid #d6b35e;border-radius:8px}.brand-strip strong,.brand-strip span{display:block}.brand-strip strong{font-size:17px}.brand-strip span{margin-top:6px;color:#ffe7ad;font-size:13px}.procure-grid,.cart-grid,.orders-grid{display:grid;gap:18px;padding:22px 28px}.procure-grid{grid-template-columns:minmax(420px,.9fr) minmax(460px,1.1fr)}.cart-grid,.orders-grid{grid-template-columns:minmax(520px,1fr) 380px}.product-list,.detail-panel,.table-panel,.checkout-panel,.profile-panel,.login-card{background:#fff;border:1px solid #f0dfbb;border-radius:8px}.product-list,.detail-panel,.table-panel,.checkout-panel,.profile-panel{padding:18px}.filters,.section-title,.buy-bar,.total-row{display:flex;align-items:center;justify-content:space-between;gap:12px}.filters{margin-bottom:14px}.search-box{min-width:0;flex:1;display:flex;align-items:center;gap:8px;height:40px;padding:0 12px;background:#fffaf0;border:1px solid #ead7ad;border-radius:6px}.search-box input{width:100%;border:0;outline:0;background:transparent}input,select,textarea{width:100%;min-height:40px;border:1px solid #e1c996;border-radius:6px;padding:0 11px;background:#fff;color:#241712}textarea{min-height:76px;padding:10px 11px;resize:vertical}label{display:grid;gap:7px;color:#506168;font-size:13px}.list-scroll{display:grid;gap:10px;max-height:calc(100vh - 156px);overflow:auto;padding-right:4px}.product-row,.order-row{width:100%;display:grid;align-items:center;gap:12px;border:1px solid #f0dfbb;border-radius:8px;background:#fff;color:inherit;text-align:left}.product-row{grid-template-columns:76px 1fr auto;padding:12px}.product-row.active,.product-row:hover,.order-row.active,.sku-card.active{border-color:#b8241a;background:#fff5e4}.product-row strong,.cart-line strong,.order-row strong,.order-item strong{display:block}.product-row span,.cart-line span,.order-row span,.order-item span,.shipment-box span{display:block;margin-top:4px;color:#68777d;font-size:13px}.product-row small,.cart-line small{display:block;margin-top:5px;color:#7f8c91;line-height:1.45}.product-row b,.cart-line b,.order-row b,.order-item b,.total-row strong{color:#b83228}.product-visual{position:relative;width:64px;height:64px;overflow:hidden;flex:none;border-radius:8px;background:#f2dfb8}.mini-brand{position:absolute;left:8%;right:8%;bottom:8%;z-index:2;display:grid;place-items:center;height:22%;background:#b8241a;color:#fff7dd;border:1px solid #d6b35e;border-radius:4px;font-size:12px;font-weight:700}.product-visual.large .mini-brand{height:24%;font-size:18px}.product-visual.large{width:136px;height:136px}.product-visual.tone-0{background:linear-gradient(145deg,#ffe2a8,#fff9ec)}.product-visual.tone-1{background:linear-gradient(145deg,#f3c66b,#fff5df)}.product-visual.tone-2{background:linear-gradient(145deg,#d34b31,#ffe9b4)}.fixture{position:absolute;top:16%;left:50%;width:44%;height:20%;transform:translate(-50%);background:#3a1711;border-radius:6px 6px 2px 2px}.product-visual.large .fixture{top:18%}.beam{position:absolute;top:34%;left:50%;width:68%;height:48%;transform:translate(-50%);clip-path:polygon(36% 0,64% 0,100% 100%,0 100%);background:linear-gradient(180deg,#ffcd5cc7,#ffcd5c1a)}.detail-head{display:grid;grid-template-columns:136px 1fr;gap:18px;align-items:center;padding-bottom:18px;border-bottom:1px solid #f0dfbb}.detail-head h2{font-size:24px}.detail-head p{margin:6px 0 12px;color:#65747a}.status-pill{display:inline-flex;align-items:center;min-height:26px;padding:0 10px;background:#fff0cf;color:#8e1d13;border-radius:999px;font-size:13px}.spec-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin:18px 0}.sku-card{min-height:112px;padding:12px;border:1px solid #f0dfbb;border-radius:8px;background:#fff;text-align:left;color:inherit}.sku-card strong,.sku-card span,.sku-card b{display:block}.sku-card span{margin:6px 0;color:#6a777d;font-size:12px}.sku-card b{color:#b83228}.params{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin:18px 0}.param{padding:10px;background:#fffaf0;border:1px solid #f0dfbb;border-radius:6px}.param span{display:block;color:#728187;font-size:12px}.param strong{display:block;margin-top:5px;font-size:14px;word-break:break-word}.primary-btn,.soft-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:40px;padding:0 16px;border:0;border-radius:6px}.primary-btn{background:#b8241a;color:#fff}.primary-btn:disabled{opacity:.5;cursor:not-allowed}.soft-btn{background:#fff1d3;color:#3a1711;border:1px solid #e1c996}.stepper{display:inline-grid;grid-template-columns:36px 42px 36px;align-items:center;height:36px;overflow:hidden;border:1px solid #e1c996;border-radius:6px}.stepper button{display:grid;place-items:center;height:36px;border:0;background:#fff5e4}.stepper span{text-align:center}.cart-line{display:grid;grid-template-columns:70px minmax(0,1fr) auto auto;gap:12px;align-items:center;padding:14px 0;border-bottom:1px solid #f0dfbb}.checkout-panel{display:grid;gap:14px;align-self:start}.total-row{padding:14px;background:#fffaf0;border:1px solid #f0dfbb;border-radius:8px}.total-row strong{font-size:24px}.order-row{grid-template-columns:minmax(0,1fr) auto auto;padding:14px;margin-top:10px}.address-box,.shipment-box{margin-top:16px;padding:14px;background:#fffaf0;border:1px solid #f0dfbb;border-radius:8px}.shipment-box{display:flex;align-items:center;gap:12px}.shipment-box.pending{background:#fff8e8;border-color:#ead8a6}.order-items{margin-top:16px}.order-item{display:grid;grid-template-columns:minmax(0,1fr) auto auto;gap:12px;align-items:center;padding:13px 0;border-bottom:1px solid #f0dfbb}.profile-panel{margin:22px 28px;max-width:860px}.success-icon{color:#b8241a}.profile-panel h2{margin-top:12px;font-size:26px}.profile-panel p{margin-top:6px;color:#68777d}.empty{display:grid;place-items:center;min-height:180px;color:#728187;background:#fffaf0;border:1px dashed #e1c996;border-radius:8px}.toast{position:fixed;left:50%;bottom:28px;transform:translate(-50%);padding:12px 18px;color:#fff;background:#3a1711;border-radius:8px;box-shadow:0 10px 30px #1f2a303d}.login-page{min-height:100vh;display:grid;place-items:center;padding:24px;background:#fff2d6}.login-card{width:min(460px,100%);display:grid;gap:18px;padding:24px}.login-card .brand-block small{color:#68777d}.demo-visual{position:relative;height:156px;overflow:hidden;border-radius:8px;background:linear-gradient(135deg,#2b2a24,#f1e7cf)}.storefront-sign{position:absolute;left:50%;top:18px;z-index:2;width:210px;height:58px;transform:translate(-50%);display:grid;place-items:center;background:#b8241a;color:#fff7dd;border:2px solid #d6b35e;border-radius:8px;box-shadow:0 10px 24px #1f2a303d}.storefront-sign strong,.storefront-sign small{display:block;line-height:1}.storefront-sign strong{font-size:24px}.storefront-sign small{margin-top:5px;font-size:12px}.fresh-badge{position:absolute;left:50%;bottom:14px;z-index:2;width:240px;min-height:30px;display:grid;place-items:center;transform:translate(-50%);background:#3a1711e6;color:#ffe7ad;border-radius:999px;font-size:13px;font-weight:700}.demo-visual span{position:absolute;top:88px;width:44px;height:16px;background:#1f2a30;border-radius:4px}.demo-visual span:nth-child(1){left:78px}.demo-visual span:nth-child(2){left:50%;transform:translate(-50%)}.demo-visual span:nth-child(3){right:78px}.demo-visual span:after{content:"";position:absolute;top:16px;left:50%;width:96px;height:96px;transform:translate(-50%);clip-path:polygon(40% 0,60% 0,100% 100%,0 100%);background:linear-gradient(180deg,#d6b35eb8,#d6b35e0a)}@media(max-width:1040px){.app-shell{grid-template-columns:1fr}.side{padding:16px}.side nav{grid-template-columns:repeat(4,minmax(0,1fr))}.store-card{margin:14px 0}.procure-grid,.cart-grid,.orders-grid{grid-template-columns:1fr;padding:16px}.brand-strip{grid-template-columns:1fr;margin:16px 16px 0}.list-scroll{max-height:none}.params{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:640px){.top{align-items:flex-start;flex-direction:column;padding:16px}.side nav{grid-template-columns:repeat(2,minmax(0,1fr))}.product-row,.cart-line,.order-row,.order-item,.detail-head,.spec-grid,.params{grid-template-columns:1fr}}