:root {
    --bg: #0f1720;
    --panel: #16212c;
    --panel-2: #1c2a37;
    --border: #263544;
    --text: #e7edf3;
    --muted: #93a4b3;
    --accent: #ff7a1a;
    --accent-dark: #e8630a;
    --ok: #2ecc71;
    --warn: #f5c542;
    --danger: #ff5555;
    --radius: 10px;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
}

header.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 24px;
    background: var(--panel);
    border-bottom: 1px solid var(--border);
}

header.topbar h1 {
    font-size: 18px;
    margin: 0;
    letter-spacing: 0.3px;
}

header.topbar .status-pill {
    font-size: 12px;
    padding: 6px 12px;
    border-radius: 999px;
    background: var(--panel-2);
    border: 1px solid var(--border);
    color: var(--muted);
}

header.topbar .status-pill.connected {
    color: var(--ok);
    border-color: var(--ok);
}

main {
    max-width: 1080px;
    margin: 0 auto;
    padding: 24px;
    display: grid;
    gap: 20px;
}

.card {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
}

.card h2 {
    margin: 0 0 14px;
    font-size: 15px;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.6px;
}

.vehicle-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 14px;
}

label {
    display: block;
    font-size: 12px;
    color: var(--muted);
    margin-bottom: 6px;
}

input[type="text"], input[type="number"], input[type="email"], textarea {
    width: 100%;
    padding: 10px 12px;
    background: var(--panel-2);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text);
    font-size: 14px;
}

textarea { resize: vertical; min-height: 70px; }

.btn-row {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 18px;
}

button {
    cursor: pointer;
    border: none;
    border-radius: 8px;
    padding: 11px 16px;
    font-size: 13px;
    font-weight: 600;
    background: var(--panel-2);
    color: var(--text);
    border: 1px solid var(--border);
    transition: transform 0.05s ease, background 0.15s ease;
}

button:hover { background: #223140; }
button:active { transform: scale(0.98); }
button:disabled { opacity: 0.5; cursor: not-allowed; }

button.primary { background: var(--accent); border-color: var(--accent); color: #1a1005; }
button.primary:hover { background: var(--accent-dark); }
button.danger { background: transparent; border-color: var(--danger); color: var(--danger); }
button.danger:hover { background: rgba(255, 85, 85, 0.1); }

.mil-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    padding: 8px 12px;
    border-radius: 8px;
    background: var(--panel-2);
    border: 1px solid var(--border);
    margin-bottom: 14px;
}

.mil-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--muted); }
.mil-badge.on .mil-dot { background: var(--danger); box-shadow: 0 0 8px var(--danger); }
.mil-badge.off .mil-dot { background: var(--ok); }

table.dtc-table, table.report-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

table.dtc-table th, table.dtc-table td,
table.report-table th, table.report-table td {
    text-align: left;
    padding: 10px 12px;
    border-bottom: 1px solid var(--border);
}

table.dtc-table th { color: var(--muted); font-weight: 600; text-transform: uppercase; font-size: 11px; }
table.dtc-table tr { cursor: pointer; }
table.dtc-table tr:hover { background: var(--panel-2); }

.status-tag {
    display: inline-block;
    padding: 3px 9px;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 700;
}

.status-tag.ACTIVE { background: rgba(255, 85, 85, 0.15); color: var(--danger); }
.status-tag.PENDING { background: rgba(245, 197, 66, 0.15); color: var(--warn); }
.status-tag.PERMANENT { background: rgba(147, 164, 179, 0.2); color: var(--muted); }

.live-data-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 12px;
}

.live-metric {
    background: var(--panel-2);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 12px;
    text-align: center;
}

.live-metric .value { font-size: 22px; font-weight: 700; }
.live-metric .label { font-size: 11px; color: var(--muted); margin-top: 4px; text-transform: uppercase; }

.empty-state { color: var(--muted); font-size: 13px; padding: 10px 0; }

.disclaimer {
    font-size: 12px;
    color: var(--warn);
    border-left: 3px solid var(--warn);
    padding: 8px 12px;
    background: rgba(245, 197, 66, 0.08);
    border-radius: 4px;
    margin-top: 10px;
}

.toast {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: var(--panel-2);
    border: 1px solid var(--border);
    padding: 12px 18px;
    border-radius: 8px;
    font-size: 13px;
    box-shadow: 0 6px 20px rgba(0,0,0,0.4);
    z-index: 999;
}

.toast.error { border-color: var(--danger); color: var(--danger); }
.toast.success { border-color: var(--ok); color: var(--ok); }

.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.55);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 22px;
    width: 320px;
    max-width: 90vw;
}

.modal h3 { margin-top: 0; }
.modal .btn-row { justify-content: flex-end; }
.hidden { display: none !important; }

.code-desc-box {
    margin-top: 10px;
    padding: 10px 12px;
    background: var(--panel-2);
    border-radius: 8px;
    font-size: 13px;
    color: var(--muted);
}

/* --- Report (used inside print view / PDF) --- */
.report { color: #111; background: #fff; padding: 20px; }
.report-header { text-align: center; margin-bottom: 20px; }
.report-header h1 { margin: 0; font-size: 20px; }
.report-header h2 { margin: 4px 0; font-size: 15px; color: #444; font-weight: 600; }
.report .report-table { margin-bottom: 20px; }
.report .report-table th { width: 200px; color: #555; background: #f3f3f3; }
.report .report-table th, .report .report-table td { border: 1px solid #ccc; padding: 8px 10px; }
.report h3 { font-size: 14px; border-bottom: 2px solid #ddd; padding-bottom: 4px; margin-top: 24px; }
.report .footer-note { margin-top: 30px; font-size: 11px; color: #888; text-align: center; }

@media print {
    body * { visibility: hidden; }
    #printArea, #printArea * { visibility: visible; }
    #printArea { position: absolute; top: 0; left: 0; width: 100%; }
    @page { size: A4; margin: 16mm; }
}

@media (max-width: 640px) {
    main { padding: 14px; }
    .btn-row { flex-direction: column; }
    .btn-row button { width: 100%; }
}