:root{
  --bg:#0b0f12; --panel:#0f1417; --muted:#9aa5b1;
  --accent-red:#e53935; --accent-blue:#1e88e5; --glass:rgba(255,255,255,0.03);
  --radius:10px; --card-pad:18px; --glass-2:rgba(255,255,255,0.02);
}
*{box-sizing:border-box;font-family:Inter,Segoe UI,Arial,sans-serif}
body{margin:0;background:linear-gradient(180deg,#07090a 0%,#0b0f12 100%);color:#e6eef3}
.sidebar{width:220px;position:fixed;left:0;top:0;bottom:0;background:linear-gradient(180deg,var(--panel),#081018);padding:20px;display:flex;flex-direction:column}
.brand{font-weight:700;font-size:18px;margin-bottom:12px;color:var(--accent-blue)}
.brand span{color:var(--accent-red)}
.sidebar nav{display:flex;flex-direction:column;gap:8px}
.sidebar button{background:transparent;border:0;color:var(--muted);padding:10px;border-radius:8px;text-align:left}
.sidebar button.active, .sidebar button:hover{background:var(--glass);color:#fff}
.sidebar-footer{margin-top:auto;color:var(--muted);font-size:13px}
.user-info{margin-bottom:16px;padding-bottom:16px;border-bottom:1px solid rgba(255,255,255,0.06)}
.user-name{color:#fff;font-weight:600;margin-bottom:8px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.logout-btn{width:100%;padding:8px;background:rgba(229,57,53,0.2);border:1px solid rgba(229,57,53,0.4);color:#ff6b6b;border-radius:6px;cursor:pointer;font-size:12px;font-weight:600;transition:all 0.3s ease}
.logout-btn:hover{background:rgba(229,57,53,0.3);border-color:rgba(229,57,53,0.6)}

.topbar{height:64px;margin-left:220px;padding:12px 24px;background:transparent;display:flex;align-items:center;justify-content:space-between}
.topbar .search input{width:420px;max-width:60vw;padding:10px;border-radius:8px;border:0;background:var(--glass-2);color:#fff}
.topbar .actions button{margin-left:8px;padding:10px 14px;border-radius:8px;border:0;background:linear-gradient(90deg,var(--accent-blue),#00b0ff);color:#fff}
.main{margin-left:220px;padding:20px}
.view{display:none}
.view.active{display:block}
.cards{display:flex;gap:12px;margin-bottom:18px;flex-wrap:wrap}
.card{background:linear-gradient(180deg,rgba(255,255,255,0.02),rgba(255,255,255,0.01));padding:var(--card-pad);border-radius:var(--radius);min-width:180px}
.panel{margin-top:12px}
.dashboard-header{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:16px}
.dashboard-header h2{margin:0}
.dashboard-header p{margin:4px 0 0;color:var(--muted)}
.goal-control{display:flex;flex-direction:column;gap:6px;color:var(--muted);font-size:13px;min-width:220px}
.goal-control input{padding:10px;border-radius:8px;border:1px solid rgba(255,255,255,0.08);background:rgba(255,255,255,0.04);color:#fff}
.gauge-grid{display:grid;grid-template-columns:repeat(2,minmax(260px,1fr));gap:16px;margin-bottom:16px}
.gauge-card{background:linear-gradient(180deg,rgba(255,255,255,0.045),rgba(255,255,255,0.015));border:1px solid rgba(255,255,255,0.06);border-radius:8px;padding:18px;box-shadow:inset 0 1px 0 rgba(255,255,255,0.04)}
.gauge{--angle:0deg;position:relative;width:min(320px,100%);aspect-ratio:2/1;margin:0 auto;overflow:hidden}
.gauge::before{content:"";position:absolute;inset:0;border-radius:320px 320px 0 0;background:conic-gradient(from 270deg at 50% 100%,#e53935 0deg,#f5c542 48deg,#22c55e var(--angle),rgba(255,255,255,0.09) 0 180deg,transparent 180deg);box-shadow:inset 0 -10px 24px rgba(0,0,0,0.35)}
.gauge.profit::before{background:conic-gradient(from 270deg at 50% 100%,#1e88e5 0deg,#23c7d9 var(--angle),rgba(255,255,255,0.09) 0 180deg,transparent 180deg)}
.gauge::after{content:"";position:absolute;left:50%;bottom:0;width:46%;height:4px;background:#edf2f7;border-radius:999px;transform-origin:left center;transform:rotate(calc(-180deg + var(--angle)));box-shadow:0 0 12px rgba(255,255,255,0.45)}
.gauge-face{position:absolute;left:14%;right:14%;bottom:0;height:72%;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;padding-bottom:12px;border-radius:220px 220px 0 0;background:linear-gradient(180deg,#101820,#071117)}
.gauge-face::after{content:"";position:absolute;bottom:-8px;left:50%;width:18px;height:18px;margin-left:-9px;border-radius:50%;background:#fff;box-shadow:0 0 0 5px rgba(30,136,229,0.22)}
.gauge-face span{color:var(--muted);font-size:13px;text-transform:uppercase}
.gauge-face strong{font-size:26px;margin-top:4px}
.gauge-face small{color:var(--muted);margin-top:4px}
.gauge-scale{display:flex;justify-content:space-between;color:var(--muted);font-size:12px;margin-top:8px}
.dashboard-cards .metric-card{display:flex;flex-direction:column;gap:8px;color:var(--muted)}
.metric-card strong{color:#fff;font-size:22px}
form .row{display:flex;flex-direction:column;margin-bottom:10px}
form .row.actions{flex-direction:row;gap:8px}
form input, form select, form textarea{padding:10px;border-radius:8px;border:0;background:var(--glass);color:#fff}
form label{font-size:13px;color:var(--muted);margin-bottom:6px}
form label input[type="checkbox"]{margin-right:8px;cursor:pointer;width:auto}
/* visually hidden (accessible) */
.sr-only{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}
.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.service-editor{margin:12px 0}
.list{background:rgba(0,0,0,0.12);padding:10px;border-radius:8px;min-height:40px}
.part-row,.service-row{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:8px 0;border-bottom:1px solid rgba(255,255,255,0.04)}
.part-row:last-child,.service-row:last-child{border-bottom:0}
.part-row button,.service-row button{padding:6px 10px;border:0;border-radius:6px;background:rgba(229,57,53,0.18);color:#fff}
.muted{color:var(--muted)}
.table{width:100%;border-collapse:collapse}
.table thead th{background:rgba(255,255,255,0.02);padding:10px;text-align:left}
.table tbody td{padding:10px;border-top:1px solid rgba(255,255,255,0.02)}
.modal{position:fixed;inset:0;background:rgba(0,0,0,0.5);display:flex;align-items:center;justify-content:center}
.modal.hidden{display:none}
.modal-content{background:#071117;padding:20px;border-radius:12px;min-width:320px;width:92%;max-width:1100px;max-height:92vh;overflow:auto}
.modal-close{float:right;border:0;background:transparent;color:#fff;font-size:20px}
.toast{position:fixed;right:20px;bottom:20px;background:#0f1720;padding:12px;border-radius:8px;border-left:4px solid var(--accent-blue)}
.toast.hidden{display:none}

/* Stock Management Styles */
.stock-header{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:16px;flex-wrap:wrap}
.stock-header h2{margin:0}
.stock-header p{margin:4px 0 0;color:var(--muted)}
.stock-actions{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.stock-actions input{padding:10px;border-radius:8px;border:0;background:var(--glass);color:#fff;min-width:200px}
.stock-actions button{padding:10px 14px;border-radius:8px;border:0;background:linear-gradient(90deg,var(--accent-blue),#00b0ff);color:#fff}

.tabs{display:flex;gap:8px;margin-bottom:16px;border-bottom:1px solid rgba(255,255,255,0.06)}
.tab-btn{background:transparent;border:0;padding:12px 16px;color:var(--muted);cursor:pointer;border-bottom:3px solid transparent}
.tab-btn.active{color:#fff;border-bottom-color:var(--accent-blue)}
.tab-btn:hover{color:#fff}

.tab-content{display:none}
.tab-content.active{display:block}

.filter-row{display:flex;gap:12px;align-items:center;margin-bottom:16px;padding:12px;background:rgba(255,255,255,0.04);border-radius:8px}
.filter-row label{font-size:13px;color:var(--muted);min-width:40px}
.filter-row input{padding:8px;border-radius:6px;border:0;background:var(--glass);color:#fff;width:140px}
.filter-row button{padding:8px 12px;border-radius:6px;border:0;background:linear-gradient(90deg,var(--accent-blue),#00b0ff);color:#fff}

/* Table Actions */
.table button{padding:6px 10px;margin:0 2px;border:0;border-radius:6px;background:rgba(30,136,229,0.18);color:#fff;font-size:12px;cursor:pointer}
.table button:hover{background:rgba(30,136,229,0.35)}
.table button.danger{background:rgba(229,57,53,0.18)}
.table button.danger:hover{background:rgba(229,57,53,0.35)}

/* Report Styles */
.report-summary{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:16px}
.report-card{background:rgba(255,255,255,0.04);padding:16px;border-radius:8px}
.report-card .label{font-size:12px;color:var(--muted);text-transform:uppercase}
.report-card .value{font-size:24px;font-weight:700;margin-top:8px;color:#fff}

/* Low stock highlighting */
.low-stock-row{background:rgba(229,57,53,0.08)}
.table td.alert{color:var(--accent-red);font-weight:700}

/* Mechanic Work Interface */
.mechanic-header{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:20px;flex-wrap:wrap}
.mechanic-header h2{margin:0}
.mechanic-header p{margin:4px 0 0;color:var(--muted)}
.mechanic-info{display:flex;gap:8px;align-items:center}
.mechanic-info input{padding:10px;border-radius:8px;border:0;background:var(--glass);color:#fff;width:200px}

.mechanic-current{margin-bottom:20px}
.current-card{background:linear-gradient(180deg,rgba(34,197,94,0.15),rgba(34,197,94,0.05));border:2px solid rgba(34,197,94,0.3);border-radius:12px;padding:24px}
.current-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}
.current-header h3{margin:0;color:#fff}
.btn-primary{padding:12px 20px;border-radius:8px;border:0;background:linear-gradient(90deg,var(--accent-blue),#00b0ff);color:#fff;font-weight:600;cursor:pointer}
.btn-primary:hover{opacity:0.9}
.btn-success{background:linear-gradient(90deg,#22c55e,#16a34a);color:#fff}
.btn-success:hover{opacity:0.9}

.current-content{min-height:200px;display:flex;flex-direction:column;justify-content:center;align-items:center}
.service-card{background:rgba(255,255,255,0.04);padding:20px;border-radius:8px;width:100%}
.service-card h4{margin:0 0 12px;color:#fff}
.service-detail{display:flex;justify-content:space-between;margin-bottom:8px;font-size:14px}
.service-detail .label{color:var(--muted)}
.service-detail .value{color:#fff;font-weight:600}
.service-list{list-style:none;margin:12px 0 0;padding:0}
.service-list li{padding:8px 0;border-top:1px solid rgba(255,255,255,0.08);font-size:14px}
.service-list li:first-child{border-top:0}
.service-list strong{color:#fff}

.mechanic-sections{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-bottom:20px}
.section-column h4{margin:0 0 12px;color:#fff}
.mechanic-list{background:rgba(0,0,0,0.2);border-radius:8px;padding:12px;min-height:200px;max-height:400px;overflow-y:auto}
.mechanic-list-item{background:rgba(255,255,255,0.04);padding:12px;border-radius:6px;margin-bottom:8px;cursor:pointer}
.mechanic-list-item:hover{background:rgba(255,255,255,0.08)}
.mechanic-list-item.active{border-left:4px solid var(--accent-blue);padding-left:10px}
.mechanic-list-item-title{color:#fff;font-weight:600}
.mechanic-list-item-info{color:var(--muted);font-size:12px;margin-top:4px}
.part-qty{background:rgba(229,57,53,0.2);color:#ff6b6b;padding:2px 6px;border-radius:4px;font-size:12px;font-weight:600}

.work-timer{position:fixed;bottom:20px;right:20px;background:#071117;border:2px solid #22c55e;border-radius:12px;padding:20px;box-shadow:0 10px 40px rgba(0,0,0,0.5);z-index:100}
.work-timer.hidden{display:none}
.timer-card h4{margin:0 0 12px;color:#fff}
.timer-display{font-size:48px;font-weight:700;color:#22c55e;text-align:center;font-family:'Courier New',monospace;margin-bottom:16px}
.timer-actions{display:flex;flex-direction:column;gap:8px}
.timer-actions button{padding:10px;border:0;border-radius:6px;background:rgba(255,255,255,0.08);color:#fff;cursor:pointer;font-weight:600}
.timer-actions button:hover{background:rgba(255,255,255,0.12)}

@media(max-width:900px){
  .mechanic-sections{grid-template-columns:1fr}
  .mechanic-info{flex-direction:column}
  .mechanic-info input{width:100%}
}

/* Print styles A4 */
@media print{
  @page { size: A4; margin: 20mm }
  body{background:white;color:black;margin:0;font-family:Arial,Helvetica,sans-serif}
  .sidebar,.topbar,.modal,.toast{display:none !important}
  .main{margin:0;padding:0}
  .card{box-shadow:none;background:white}
  .print-header{display:flex;justify-content:space-between;align-items:center;padding-bottom:10px;border-bottom:1px solid #ddd;margin-bottom:12px}
  .print-logo{height:60px}
  .print-company{font-weight:700}
  .print-table{width:100%;border-collapse:collapse;margin-top:10px}
  .print-table th,.print-table td{border:1px solid #ddd;padding:6px;font-size:12px}
  .print-footer{position:fixed;left:0;right:0;bottom:0;padding:8px 20px;border-top:1px solid #ddd;font-size:12px;display:flex;justify-content:space-between}
}

@media(max-width:900px){.sidebar{width:64px}.topbar .search input{display:none}.main{margin-left:64px}.grid{grid-template-columns:repeat(2,1fr)}.dashboard-header{align-items:stretch;flex-direction:column}.gauge-grid{grid-template-columns:1fr}.stock-header{flex-direction:column;align-items:flex-start}.stock-actions{width:100%;flex-direction:column}.stock-actions input{width:100%}}

/* LOGIN SCREEN STYLES */
.login-body{background:linear-gradient(135deg,#07090a 0%,#0b0f12 50%,#081820 100%);display:flex;align-items:center;justify-content:center;min-height:100vh;overflow:hidden}
.login-container{position:relative;width:100%;height:100%;display:flex;align-items:center;justify-content:center;padding:20px}
.login-bg{position:absolute;inset:0;background:radial-gradient(circle at 20% 50%, rgba(30,136,229,0.1) 0%, transparent 50%), radial-gradient(circle at 80% 80%, rgba(229,57,53,0.08) 0%, transparent 50%);pointer-events:none}
.login-card{position:relative;z-index:10;background:linear-gradient(180deg,rgba(15,20,23,0.95) 0%,rgba(8,16,24,0.95) 100%);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,0.08);border-radius:16px;padding:48px;width:100%;max-width:400px;box-shadow:0 25px 50px rgba(0,0,0,0.5)}

.login-header{text-align:center;margin-bottom:32px}
.login-brand{display:flex;flex-direction:column;gap:4px;margin-bottom:20px}
.brand-main{font-size:32px;font-weight:700;color:var(--accent-blue)}
.brand-sub{font-size:20px;color:var(--accent-red);font-weight:600;letter-spacing:1px}
.login-header h1{font-size:24px;margin:16px 0 8px;color:#fff}
.login-header p{font-size:14px;color:var(--muted);margin:0}

.login-form{display:flex;flex-direction:column;gap:16px}
.form-group{display:flex;flex-direction:column;gap:8px}
.form-group label{font-size:13px;color:var(--muted);text-transform:uppercase;letter-spacing:0.5px;font-weight:600}
.form-group input{padding:12px 16px;border-radius:8px;border:1px solid rgba(255,255,255,0.1);background:rgba(255,255,255,0.05);color:#fff;font-size:14px;transition:all 0.3s ease}
.form-group input::placeholder{color:rgba(255,255,255,0.4)}
.form-group input:focus{outline:none;border-color:var(--accent-blue);background:rgba(255,255,255,0.08);box-shadow:0 0 0 3px rgba(30,136,229,0.1)}

.form-options{display:flex;align-items:center;justify-content:space-between;margin:8px 0;font-size:13px}
.checkbox-group{display:flex;align-items:center;gap:8px;color:var(--muted);cursor:pointer;user-select:none}
.checkbox-group input[type="checkbox"]{width:16px;height:16px;cursor:pointer;accent-color:var(--accent-blue)}
.checkbox-group:hover{color:#fff}
.forgot-password{color:var(--accent-blue);text-decoration:none;font-size:13px}
.forgot-password:hover{text-decoration:underline}

.btn-login{padding:12px;background:linear-gradient(90deg,var(--accent-blue),#00b0ff);color:#fff;border:0;border-radius:8px;font-weight:700;font-size:14px;cursor:pointer;transition:all 0.3s ease;text-transform:uppercase;letter-spacing:0.5px;margin-top:8px}
.btn-login:hover{opacity:0.9;transform:translateY(-2px);box-shadow:0 8px 24px rgba(30,136,229,0.3)}
.btn-login:active{transform:translateY(0)}

.login-error{background:rgba(229,57,53,0.15);border:1px solid rgba(229,57,53,0.3);border-radius:8px;padding:12px;color:#ff6b6b;font-size:13px;text-align:center;margin-top:8px}

.login-footer{text-align:center;margin-top:24px;padding-top:24px;border-top:1px solid rgba(255,255,255,0.06)}
.login-footer p{font-size:12px;color:var(--muted);margin:0}
.login-footer strong{color:#fff}