:root{--bg:#f4f5f7;--card:#fff;--text:#17171b;--muted:#6b7280;--line:#e1e3e8;--red:#d81e25;--dark:#111318;--green:#15803d;--amber:#b45309}*{box-sizing:border-box}body{margin:0;font-family:Arial,sans-serif;background:var(--bg);color:var(--text)}header{height:72px;background:var(--dark);color:#fff;display:flex;align-items:center;justify-content:space-between;padding:0 28px}header img{height:38px}nav{display:flex;gap:18px}nav a{color:#fff;text-decoration:none;font-weight:700}main{max-width:1450px;margin:auto;padding:32px}h1{margin:0 0 6px;font-size:38px}.muted{color:var(--muted)}.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:24px 0}.card,.panel{background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px}.card b{font-size:30px;display:block;margin-top:8px}.toolbar{display:flex;gap:10px;flex-wrap:wrap;margin:18px 0}.toolbar input,.toolbar select,input,select{padding:11px 12px;border:1px solid var(--line);border-radius:8px}.toolbar input{min-width:260px;flex:1}.btn{padding:11px 16px;border:0;border-radius:8px;font-weight:700;cursor:pointer}.primary{background:var(--red);color:#fff}.dark{background:var(--dark);color:#fff}.light{background:#fff;border:1px solid var(--line)}table{width:100%;border-collapse:collapse;min-width:1050px}th,td{padding:13px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}th{font-size:12px;text-transform:uppercase;color:var(--muted);background:#fafafa}.table-wrap{overflow:auto;background:#fff;border:1px solid var(--line);border-radius:12px}.badge{padding:5px 8px;border-radius:99px;font-size:12px;font-weight:700;background:#eee}.low{color:var(--amber)}.out{color:var(--red)}.ok{color:var(--green)}.login{min-height:100vh;display:grid;place-items:center;background:#111318}.login-box{width:min(420px,92vw);background:#fff;border-radius:14px;padding:28px}.login-box img{height:44px;margin-bottom:18px}.login-box input{width:100%;margin:7px 0 14px}.error{color:#b91c1c;margin:10px 0}.modal{position:fixed;inset:0;background:#0008;display:none;place-items:center;padding:20px}.modal.open{display:grid}.modal-box{background:#fff;width:min(600px,96vw);border-radius:12px;padding:22px}.grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.grid label{font-size:12px;font-weight:700}.grid input{width:100%;margin-top:5px}@media(max-width:800px){.cards{grid-template-columns:1fr 1fr}main{padding:20px}.grid{grid-template-columns:1fr}header{padding:0 16px}}
.bike-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:14px;margin:22px 0}.bike-card{background:#fff;border:1px solid #ddd;border-radius:12px;padding:18px;text-align:left;cursor:pointer;display:flex;flex-direction:column;gap:7px}.bike-card:hover,.bike-card.selected{border-color:#d81e25;box-shadow:0 5px 18px rgba(0,0,0,.08)}.bike-card strong{font-size:18px}.bike-card span{font-weight:700}.bike-card small{color:#6b6b73}nav a.active{color:#d81e25}