:root{
    --bg:#f5f7fb;--card:#ffffff;--text:#172033;--muted:#697386;--primary:#4338ca;--primary2:#312e81;--border:#e6e9f0;--success:#059669;--danger:#dc2626;--warning:#d97706;--info:#0284c7;--shadow:0 10px 30px rgba(15,23,42,.08);--radius:18px
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);font-family:"Tahoma","Arial",sans-serif;color:var(--text);line-height:1.6}
a{text-decoration:none;color:inherit}.app-shell{display:flex;min-height:100vh}.sidebar{width:280px;background:#101827;color:#fff;position:fixed;top:0;bottom:0;right:0;padding:18px;z-index:10;transition:.25s;overflow:auto}.brand{display:flex;align-items:center;gap:12px;padding:10px 6px 22px;border-bottom:1px solid rgba(255,255,255,.12);margin-bottom:14px}.brand-icon{width:46px;height:46px;border-radius:14px;background:linear-gradient(135deg,#8b5cf6,#ec4899);display:grid;place-items:center;font-size:24px}.brand small{display:block;color:#b7c0d8;margin-top:2px}.menu{display:grid;gap:7px}.menu a{padding:12px 14px;border-radius:14px;color:#dce3f6;display:flex;align-items:center;gap:10px;transition:.2s}.menu a:hover,.menu a.active{background:rgba(255,255,255,.12);color:#fff}.main{margin-right:280px;width:calc(100% - 280px)}.topbar{height:auto;min-height:82px;background:rgba(255,255,255,.85);backdrop-filter:blur(12px);border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:16px 24px;position:sticky;top:0;z-index:5}.topbar h1{margin:0;font-size:22px}.topbar p{margin:2px 0 0;color:var(--muted);font-size:13px}.burger{display:none;border:0;background:var(--primary);color:#fff;border-radius:12px;padding:10px 13px;font-size:20px}.user-box{display:flex;align-items:center;gap:10px}.content{padding:24px}.grid{display:grid;gap:18px}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px;margin-bottom:18px}.card-header{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}.card h2{margin:0;font-size:18px}.card-actions{display:flex;gap:8px;flex-wrap:wrap}.stat{padding:20px;border-radius:var(--radius);background:var(--card);border:1px solid var(--border);box-shadow:var(--shadow)}.stat .label{color:var(--muted);font-size:14px}.stat .value{font-size:28px;font-weight:bold;margin-top:8px}.stat .hint{color:var(--muted);font-size:12px;margin-top:4px}.btn{border:0;border-radius:12px;padding:10px 14px;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:6px;font-weight:700;transition:.2s;font-size:14px}.btn:hover{transform:translateY(-1px)}.btn-primary{background:var(--primary);color:#fff}.btn-dark{background:#111827;color:#fff}.btn-success{background:var(--success);color:#fff}.btn-danger{background:var(--danger);color:#fff}.btn-warning{background:var(--warning);color:#fff}.btn-light{background:#eef2ff;color:#1f2937}.btn-info{background:var(--info);color:#fff}.btn-sm{padding:7px 10px;border-radius:10px;font-size:12px}.form-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.form-group{display:flex;flex-direction:column;gap:6px}.form-group label{font-weight:700;font-size:13px}.form-control,select,textarea,input{width:100%;padding:11px 12px;border:1px solid var(--border);border-radius:12px;background:#fff;color:var(--text);outline:0;font-family:inherit}.form-control:focus,select:focus,textarea:focus,input:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(67,56,202,.12)}textarea{min-height:90px;resize:vertical}.table-wrap{overflow:auto;border:1px solid var(--border);border-radius:16px}.table{width:100%;border-collapse:collapse;background:#fff;min-width:850px}.table th,.table td{padding:12px;border-bottom:1px solid var(--border);text-align:right;vertical-align:middle}.table th{background:#f8fafc;font-size:13px;color:#334155}.table tr:hover td{background:#fbfdff}.badge{display:inline-block;padding:5px 9px;border-radius:999px;font-size:12px;font-weight:700;background:#eef2ff;color:#3730a3}.badge-available,.badge-active,.badge-paid,.badge-returned{background:#dcfce7;color:#166534}.badge-rented,.badge-open,.badge-partial{background:#fef3c7;color:#92400e}.badge-sold,.badge-cancelled,.badge-blocked{background:#fee2e2;color:#991b1b}.badge-maintenance,.badge-late,.badge-unpaid{background:#e0f2fe;color:#075985}.badge-lost{background:#f3f4f6;color:#374151}.filters{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:14px}.filters .form-control,.filters select{max-width:220px}.modal-backdrop{position:fixed;inset:0;background:rgba(15,23,42,.52);display:none;align-items:center;justify-content:center;z-index:50;padding:18px}.modal{background:#fff;border-radius:22px;box-shadow:0 20px 60px rgba(0,0,0,.25);width:min(900px,100%);max-height:92vh;overflow:auto}.modal-header{display:flex;justify-content:space-between;align-items:center;padding:18px;border-bottom:1px solid var(--border)}.modal-body{padding:18px}.modal-footer{padding:18px;border-top:1px solid var(--border);display:flex;justify-content:flex-start;gap:8px}.close{border:0;background:#f1f5f9;border-radius:10px;width:36px;height:36px;cursor:pointer;font-size:18px}.empty{padding:22px;text-align:center;color:var(--muted)}#toast{position:fixed;left:18px;bottom:18px;z-index:99;display:grid;gap:8px}.toast{background:#111827;color:#fff;padding:12px 14px;border-radius:12px;box-shadow:var(--shadow);min-width:240px}.toast.success{background:var(--success)}.toast.error{background:var(--danger)}.login-page{min-height:100vh;display:grid;place-items:center;background:linear-gradient(135deg,#111827,#312e81)}.login-card{width:min(430px,92vw);background:#fff;border-radius:24px;box-shadow:0 22px 80px rgba(0,0,0,.32);padding:28px}.login-card h1{margin:0 0 8px}.login-card p{margin:0 0 20px;color:var(--muted)}.invoice-box{background:#fff;border:1px solid var(--border);border-radius:16px;padding:16px}.line-items{display:grid;gap:10px}.line-row{display:grid;grid-template-columns:2fr 1fr 1fr auto;gap:10px;align-items:end}.kpi-line{display:flex;justify-content:space-between;padding:8px 0;border-bottom:1px dashed var(--border)}.print-area{background:#fff;padding:20px;border-radius:16px;border:1px solid var(--border)}@media(max-width:1100px){.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}.form-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:780px){.sidebar{transform:translateX(110%)}.sidebar.open{transform:translateX(0)}.main{margin-right:0;width:100%}.burger{display:inline-flex}.topbar{padding:12px;gap:10px}.topbar h1{font-size:18px}.user-box span{display:none}.content{padding:14px}.grid-2,.grid-3,.grid-4,.form-grid{grid-template-columns:1fr}.filters .form-control,.filters select{max-width:none}.card-header{align-items:flex-start;flex-direction:column}.line-row{grid-template-columns:1fr}.table{min-width:760px}}@media print{.sidebar,.topbar,.card-actions,.btn,.filters,#toast{display:none!important}.main{margin:0;width:100%}.content{padding:0}.card,.print-area{box-shadow:none;border:0}.table{min-width:0}}