/* Variables */
:root {
    --sidebar-bg: #1a1a2e;
    --sidebar-hover: #16213e;
    --sidebar-active: #0f3460;
    --sidebar-width: 240px;
}

body {
    background-color: #f8f9fc;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    overflow-x: hidden;
}

/* Sidebar */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    width: var(--sidebar-width);
    background-color: var(--sidebar-bg);
    color: #fff;
    z-index: 1000;
    transition: all 0.3s;
}

.sidebar .nav-link {
    border-radius: 5px;
    margin-bottom: 5px;
    opacity: 0.8;
    transition: all 0.2s;
}

.sidebar .nav-link:hover {
    background-color: var(--sidebar-hover);
    opacity: 1;
}

.sidebar .nav-link.active {
    background-color: var(--sidebar-active) !important;
    opacity: 1;
    font-weight: 600;
}

/* Main Content */
.main-content {
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    transition: all 0.3s;
}

/* Status Dot */
.status-dot {
    display: inline-block;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    margin-right: 5px;
}
.status-dot.online { background-color: #28a745; box-shadow: 0 0 5px #28a745; }
.status-dot.offline { background-color: #dc3545; box-shadow: 0 0 5px #dc3545; }

/* Dashboard Cards */
.border-left-primary { border-left: .25rem solid #4e73df !important; }
.border-left-success { border-left: .25rem solid #1cc88a !important; }
.border-left-info { border-left: .25rem solid #36b9cc !important; }
.border-left-warning { border-left: .25rem solid #f6c23e !important; }

.stat-card {
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.stat-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 .5rem 1rem rgba(0,0,0,.15)!important;
}

/* Badges */
.badge-online { background-color: #1cc88a; color: white; padding: 5px 10px; border-radius: 50rem; font-size: 0.85em; }
.badge-offline { background-color: #858796; color: white; padding: 5px 10px; border-radius: 50rem; font-size: 0.85em; }

.log-type-face_0 { border-left: 4px solid #1cc88a; } /* Granted */
.log-type-face_1 { border-left: 4px solid #e74a3b; } /* Rejected */
.log-type-face_2 { border-left: 4px solid #858796; } /* Stranger */
.log-type-card { border-left: 4px solid #4e73df; } /* Card */

/* Responsive */
@media (max-width: 768px) {
    .sidebar {
        margin-left: calc(-1 * var(--sidebar-width));
    }
    .sidebar.show {
        margin-left: 0;
    }
    .main-content {
        margin-left: 0;
    }
}