:root{--ink:#171a20;--muted:#5c5e62;--line:#d0d1d2;--soft:#f4f4f4;--blue:#3e6ae1;--red:#b3261e;--radius:4px;font-family:Arial,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:#fff}*{box-sizing:border-box}body{margin:0}button,input,select,textarea{font:inherit}button{cursor:pointer}.loading{min-height:100vh;display:grid;place-items:center;color:var(--muted)}.auth{min-height:100vh;display:grid;grid-template-columns:1.1fr .9fr}.auth-hero{padding:64px;background:linear-gradient(#0003,#0008),url('https://digitalassets.tesla.com/tesla-contents/image/upload/f_auto,q_auto/Model-Y-2-Desktop-APAC.png') center/cover;color:#fff;display:flex;flex-direction:column;justify-content:space-between}.auth-hero b{font-size:20px;letter-spacing:.04em}.auth-hero h1{font-size:clamp(36px,5vw,70px);line-height:1.02;max-width:700px;margin:0}.auth-panel{display:grid;place-items:center;padding:32px}.auth-card{width:min(430px,100%)}h1,h2,h3,p{margin-top:0}.eyebrow{font-size:12px;letter-spacing:.12em;color:var(--muted);font-weight:700}.tabs{display:flex;border-bottom:1px solid var(--line);margin:28px 0}.tabs button{flex:1;border:0;border-bottom:3px solid transparent;background:none;padding:14px}.tabs button.active{border-color:var(--ink);font-weight:700}.form{display:grid;gap:16px}.form label,.field{display:grid;gap:7px;font-size:13px;font-weight:600}.form input,.form select,.form textarea,.field input,.field select{width:100%;border:1px solid transparent;background:var(--soft);border-radius:var(--radius);padding:13px 14px;outline:none}.form input:focus,.form select:focus,.form textarea:focus,.field input:focus,.field select:focus{border-color:var(--ink)}.primary,.secondary,.danger{border:0;border-radius:var(--radius);min-height:42px;padding:10px 22px;font-weight:700}.primary{background:var(--ink);color:#fff}.secondary{background:var(--soft);color:var(--ink)}.danger{background:#fff0f0;color:var(--red)}.message{padding:12px;background:#fff4e5;border-radius:var(--radius);font-size:13px}.shell{min-height:100vh}.topbar{height:64px;display:flex;align-items:center;justify-content:space-between;padding:0 34px;border-bottom:1px solid #eee;position:sticky;top:0;background:#fffc;backdrop-filter:blur(14px);z-index:10}.brand{font-weight:800;letter-spacing:.05em}.nav{display:flex;gap:4px}.nav button{border:0;background:transparent;border-radius:var(--radius);padding:9px 14px}.nav button.active{background:var(--soft);font-weight:700}.account{display:flex;align-items:center;gap:12px;font-size:12px}.account button{border:0;background:none}.main{width:min(1240px,calc(100% - 48px));margin:0 auto;padding:48px 0 80px}.page-head{display:flex;justify-content:space-between;align-items:end;margin-bottom:30px}.page-head h1{font-size:34px;margin:4px 0 0}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-bottom:28px}.stat{padding:22px;background:var(--soft);border-radius:8px}.stat strong{display:block;font-size:30px}.toolbar{display:flex;justify-content:space-between;gap:12px;margin-bottom:18px}.search{min-width:280px;border:0;background:var(--soft);padding:12px 14px}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.card{border:1px solid #e5e5e5;border-radius:8px;overflow:hidden;background:#fff}.product-image{aspect-ratio:4/3;background:var(--soft);display:grid;place-items:center;color:#8e8e8e;overflow:hidden}.product-image img{width:100%;height:100%;object-fit:cover}.card-body{padding:18px}.card h3{margin-bottom:6px}.meta{color:var(--muted);font-size:13px}.price{font-size:21px;font-weight:700;margin:14px 0}.card-actions{display:flex;gap:8px}.card-actions button{flex:1}.status{display:inline-flex;padding:5px 9px;border-radius:999px;background:#eee;font-size:11px;font-weight:700}.status.approved,.status.ordered,.status.有货{background:#e5f5e9;color:#146c2e}.status.pending,.status.negotiating{background:#fff1d6;color:#865b00}.status.quoted{background:#e8efff;color:#244ca1}.status.disabled,.status.缺货{background:#fee9e7;color:#9b2720}.table-wrap{overflow:auto;border:1px solid #e5e5e5;border-radius:8px}table{width:100%;border-collapse:collapse;min-width:760px}th,td{text-align:left;padding:14px;border-bottom:1px solid #eee;font-size:13px}th{color:var(--muted);font-size:11px;letter-spacing:.04em}.empty{padding:60px 20px;text-align:center;border:1px dashed var(--line);border-radius:8px;color:var(--muted)}dialog{width:min(720px,calc(100% - 28px));max-height:90vh;border:0;border-radius:10px;padding:0;box-shadow:0 24px 80px #0004}dialog::backdrop{background:#0008}.modal-head{display:flex;justify-content:space-between;padding:24px;border-bottom:1px solid #eee}.modal-head button{border:0;background:none;font-size:24px}.modal-body{padding:24px;overflow:auto}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}.modal-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:22px}.picker{display:grid;gap:10px;max-height:380px;overflow:auto}.pick-row{display:grid;grid-template-columns:auto 58px 90px 1fr;align-items:center;gap:10px;padding:10px;border:1px solid #eee;border-radius:6px}.order{border:1px solid #e5e5e5;border-radius:8px;margin-bottom:14px}.order-head{display:flex;justify-content:space-between;padding:18px}.order-items{padding:0 18px 18px}.order-item{display:grid;grid-template-columns:1fr repeat(4,110px);gap:10px;align-items:center;padding:11px 0;border-top:1px solid #eee}.order-item input{width:100%;padding:9px;border:1px solid var(--line)}.order-footer{display:flex;justify-content:space-between;gap:12px;align-items:center;padding:14px 18px;background:var(--soft)}.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);background:var(--ink);color:#fff;padding:12px 20px;border-radius:5px;z-index:30}
@media(max-width:800px){.auth{display:block}.auth-hero{min-height:34vh;padding:28px}.auth-panel{padding:30px 20px}.topbar{height:auto;display:grid;gap:10px;padding:14px 18px}.nav{order:3;overflow:auto}.nav button{white-space:nowrap}.account{position:absolute;right:16px;top:14px}.account span{display:none}.main{width:calc(100% - 28px);padding:28px 0 90px}.page-head{align-items:start;gap:14px}.page-head h1{font-size:28px}.stats{grid-template-columns:1fr}.grid{grid-template-columns:1fr}.toolbar{display:grid}.search{min-width:0;width:100%}.form-row{grid-template-columns:1fr}.pick-row{grid-template-columns:auto 1fr 70px}.pick-row span:last-child{display:none}.order-head,.order-footer{align-items:start;flex-direction:column}.order-item{grid-template-columns:1fr 1fr}.order-item strong{grid-column:1/-1}.order-item span{font-size:12px}.modal-actions{position:sticky;bottom:-24px;background:#fff;padding:15px 0}.primary,.secondary{min-height:46px}}