body {
    background-color: #f4f6f9;
}

/* ===== Trang đăng nhập ===== */
.login-body {
    background: linear-gradient(135deg, #0d6efd 0%, #0a3d91 100%);
    min-height: 100vh;
}

.login-wrapper {
    min-height: 100vh;
}

.login-card {
    width: 100%;
    max-width: 420px;
    border-radius: 1rem;
}

/* ===== Thẻ thống kê Dashboard ===== */
.stat-card {
    border-radius: 1rem;
}

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    margin-bottom: .5rem;
}

.stat-value {
    font-size: 1.6rem;
    font-weight: 700;
    line-height: 1.2;
}

.stat-label {
    color: #6c757d;
    font-size: .8rem;
}

/* ===== Bản đồ ===== */
.map-container {
    height: 70vh;
    min-height: 380px;
    width: 100%;
    border-radius: .5rem;
    overflow: hidden;
}

.legend-dot {
    display: inline-block;
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.marker-online i,
.marker-offline i {
    font-size: 1.4rem;
    text-shadow: 0 0 3px #fff, 0 0 3px #fff;
}

.marker-online i {
    color: #198754;
}

.marker-offline i {
    color: #6c757d;
}

/* ===== Menu chuột phải dùng chung (Tủ / Đèn) ===== */
.scada-context-menu {
    position: fixed;
    z-index: 2000;
    background: #fff;
    border-radius: .5rem;
    box-shadow: 0 .5rem 1.5rem rgba(0,0,0,.25);
    min-width: 220px;
    padding: .35rem 0;
    max-height: 70vh;
    overflow-y: auto;
}

.scada-context-menu-item {
    display: block;
    width: 100%;
    text-align: left;
    background: none;
    border: none;
    padding: .5rem .9rem;
    font-size: .9rem;
    color: #212529;
    cursor: pointer;
}

.scada-context-menu-item:hover:not(.disabled) {
    background-color: #f0f4ff;
}

.scada-context-menu-item.disabled {
    color: #adb5bd;
    cursor: default;
}

.scada-context-menu-sep {
    height: 1px;
    background: #e9ecef;
    margin: .3rem 0;
}

.cabinet-node-list {
    max-height: 220px;
    overflow-y: auto;
}

.cabinet-node-row {
    border-radius: .35rem;
    cursor: context-menu;
}

.cabinet-node-row:hover {
    background-color: #f8f9fa;
}

/* ===== Toast thông báo góc màn hình ===== */
.scada-toast {
    position: fixed;
    right: 20px;
    bottom: 20px;
    z-index: 3000;
    min-width: 240px;
    max-width: 360px;
    padding: .75rem 1rem;
    border-radius: .5rem;
    color: #fff;
    font-size: .9rem;
    box-shadow: 0 .5rem 1.5rem rgba(0,0,0,.25);
    opacity: 0;
    transform: translateY(10px);
    transition: opacity .2s ease, transform .2s ease;
    pointer-events: none;
}

.scada-toast.show {
    opacity: 1;
    transform: translateY(0);
}

.scada-toast-success { background-color: #198754; }
.scada-toast-error { background-color: #dc3545; }

/* ===== Modal Chi tiết Tủ (4 khối theo đặc tả) ===== */
.cabinet-card-header {
    cursor: pointer;
}

.cabinet-section-title {
    font-weight: 700;
    border-bottom: 2px solid #e9ecef;
    padding-bottom: .35rem;
    margin-top: 1.25rem;
    margin-bottom: .75rem;
    color: #0d6efd;
}

.cabinet-section-title:first-of-type {
    margin-top: 0;
}

.cabinet-info-box {
    background: #f8f9fa;
    border-radius: .5rem;
    padding: .5rem .75rem;
    height: 100%;
}

.cabinet-info-box .label {
    font-size: .75rem;
    color: #6c757d;
}

.cabinet-info-box .value {
    font-weight: 600;
}

/* ===== Thẻ Tủ điều khiển (trang Điều khiển) ===== */
.cabinet-card {
    border-radius: 1rem;
}

.cabinet-phase-table {
    font-size: .85rem;
}

.cabinet-phase-table th,
.cabinet-phase-table td {
    padding: .25rem .4rem;
}

/* ===== Responsive tinh chỉnh cho điện thoại ===== */
@media (max-width: 576px) {
    .stat-value {
        font-size: 1.3rem;
    }

    .navbar-brand {
        font-size: 1rem;
    }

    .table-responsive {
        font-size: .85rem;
    }
}