:root {
    --bg: #0f172a;
    --sidebar: #111827;
    --panel: #ffffff;
    --muted: #64748b;
    --line: #e2e8f0;
    --accent: #2563eb;
    --ok: #16a34a;
    --warn: #d97706;
    --bad: #dc2626;
}

* { box-sizing: border-box; }
body {
    margin: 0;
    font-family: "Segoe UI", system-ui, sans-serif;
    background: #eef2f7;
    color: #0f172a;
}

.app-shell { display: flex; min-height: 100vh; }
.sidebar {
    width: 250px;
    background: linear-gradient(180deg, #0b1220, #111827);
    color: #e5e7eb;
    display: flex;
    flex-direction: column;
    padding: 1rem 0.85rem;
    position: sticky;
    top: 0;
    height: 100vh;
}
.brand {
    display: flex;
    gap: .75rem;
    align-items: center;
    padding: .75rem .6rem 1.25rem;
    border-bottom: 1px solid rgba(255,255,255,.08);
    margin-bottom: .75rem;
}
.brand i { font-size: 1.6rem; color: #60a5fa; }
.brand small { display: block; color: #94a3b8; font-size: .75rem; }
.side-nav { display: flex; flex-direction: column; gap: .25rem; flex: 1; }
.side-nav a {
    color: #cbd5e1;
    text-decoration: none;
    padding: .7rem .8rem;
    border-radius: .65rem;
    display: flex;
    gap: .65rem;
    align-items: center;
}
.side-nav a:hover, .side-nav a.active {
    background: rgba(37, 99, 235, .25);
    color: #fff;
}
.side-foot {
    font-size: .8rem;
    color: #94a3b8;
    padding: .75rem .5rem 0;
    border-top: 1px solid rgba(255,255,255,.08);
}
.status-dot {
    width: .55rem; height: .55rem; border-radius: 50%;
    display: inline-block; margin-right: .35rem;
}
.status-dot.online { background: var(--ok); box-shadow: 0 0 0 3px rgba(22,163,74,.25); }

.main-area { flex: 1; min-width: 0; }
.topbar {
    background: #0f172a;
    color: #fff;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: .85rem 1.25rem;
}
.topbar h1 { font-size: 1.1rem; margin: 0; font-weight: 600; }
.topbar-right { display: flex; gap: .75rem; align-items: center; }
.user-chip { font-size: .9rem; color: #cbd5e1; }
.content { padding: 1.1rem 1.25rem 2rem; }

.kpi-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: .85rem; margin-bottom: 1rem; }
.kpi {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: .9rem;
    padding: .9rem 1rem;
}
.kpi .label { color: var(--muted); font-size: .8rem; }
.kpi .value { font-size: 1.55rem; font-weight: 700; line-height: 1.2; }
.kpi.em-rota .value { color: var(--accent); }
.kpi.parado .value { color: var(--warn); }
.kpi.offline .value { color: var(--bad); }

.panel-card {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 1rem;
    overflow: hidden;
}
.panel-card .panel-head {
    padding: .85rem 1rem;
    border-bottom: 1px solid var(--line);
    font-weight: 600;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.panel-card .panel-body { padding: 1rem; }

.map-layout {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 1rem;
    min-height: 520px;
}
#mapaFrota { height: 560px; width: 100%; border-radius: 0 0 1rem 1rem; }
.fleet-list { max-height: 560px; overflow: auto; }
.fleet-item {
    border: 1px solid var(--line);
    border-radius: .85rem;
    padding: .75rem;
    margin-bottom: .65rem;
    cursor: pointer;
    transition: border-color .15s, box-shadow .15s;
}
.fleet-item:hover, .fleet-item.active {
    border-color: #93c5fd;
    box-shadow: 0 0 0 3px rgba(37,99,235,.12);
}
.fleet-item .name { font-weight: 600; }
.fleet-item .meta { font-size: .8rem; color: var(--muted); }
.badge-gps {
    font-size: .72rem;
    font-weight: 600;
    border-radius: 999px;
    padding: .2rem .55rem;
}
.badge-gps.ok { background: #dcfce7; color: #166534; }
.badge-gps.fraco { background: #fef3c7; color: #92400e; }
.badge-gps.offline { background: #fee2e2; color: #991b1b; }
.badge-status {
    font-size: .72rem;
    border-radius: 999px;
    padding: .2rem .55rem;
    background: #e2e8f0;
}
.badge-status.em_rota { background: #dbeafe; color: #1e40af; }
.badge-status.parado { background: #fef3c7; color: #92400e; }
.badge-status.offline { background: #fee2e2; color: #991b1b; }

.detail-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr 1fr;
    gap: 1rem;
    margin-top: 1rem;
}
.muted { color: var(--muted); }
.table-sm td, .table-sm th { vertical-align: middle; }

.login-page {
    min-height: 100vh;
    display: grid;
    place-items: center;
    background:
        radial-gradient(circle at 20% 20%, rgba(37,99,235,.25), transparent 40%),
        radial-gradient(circle at 80% 0%, rgba(14,165,233,.2), transparent 35%),
        #0f172a;
}
.login-card {
    width: min(420px, 92vw);
    background: #fff;
    border-radius: 1.1rem;
    padding: 1.75rem;
    box-shadow: 0 20px 50px rgba(0,0,0,.35);
}
.login-card h1 { font-size: 1.35rem; margin-bottom: .25rem; }
.login-card .hint { color: var(--muted); font-size: .9rem; margin-bottom: 1.25rem; }

/* Motorista mobile */
.motorista-page {
    min-height: 100vh;
    background: linear-gradient(160deg, #0f172a, #1e3a8a 55%, #0f172a);
    color: #fff;
    padding: 1.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
}
.motorista-card {
    width: min(420px, 100%);
    background: rgba(255,255,255,.08);
    border: 1px solid rgba(255,255,255,.12);
    backdrop-filter: blur(8px);
    border-radius: 1.25rem;
    padding: 1.5rem;
}
.motorista-card h1 { font-size: 1.4rem; margin: 0 0 .25rem; }
.motorista-card .sub { opacity: .8; margin-bottom: 1.25rem; }
.motorista-card .stat {
    background: rgba(0,0,0,.25);
    border-radius: 1rem;
    padding: 1rem;
    margin-bottom: .85rem;
}
.motorista-card .stat strong { font-size: 1.6rem; display: block; }
.motorista-card .btn-xl {
    width: 100%;
    padding: 1rem;
    font-size: 1.05rem;
    font-weight: 700;
    border-radius: .9rem;
    margin-bottom: .65rem;
}
.gps-banner {
    border-radius: .75rem;
    padding: .65rem .8rem;
    font-size: .9rem;
    margin-bottom: 1rem;
}
.gps-banner.ok { background: rgba(22,163,74,.25); }
.gps-banner.fraco { background: rgba(217,119,6,.3); }
.gps-banner.offline { background: rgba(220,38,38,.3); }

@media (max-width: 992px) {
    .sidebar { display: none; }
    .kpi-row { grid-template-columns: repeat(2, 1fr); }
    .map-layout, .detail-grid { grid-template-columns: 1fr; }
    #mapaFrota { height: 380px; }
}