* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Dark theme (default) - ABE Colors */
    --bg-primary: #0a1628;
    --bg-secondary: #152238;
    --bg-tertiary: #1e3a5f;
    --text-primary: #e8eef5;
    --text-secondary: #a3b8d1;
    --border-color: #1e3a5f;
    --accent-primary: #FA7000;
    --accent-secondary: #f7931e;
    --shadow: rgba(0,0,0,0.3);
    --shadow-hover: rgba(0,0,0,0.5);
}

body.light-theme {
    /* Light theme - ABE Colors */
    --bg-primary: #f5f7fa;
    --bg-secondary: #ffffff;
    --bg-tertiary: #e8eef5;
    --text-primary: #0a1628;
    --text-secondary: #4a5f7f;
    --border-color: #d1dce8;
    --accent-primary: #FA7000;
    --accent-secondary: #f7931e;
    --shadow: rgba(0,0,0,0.08);
    --shadow-hover: rgba(0,0,0,0.12);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: var(--bg-primary);
    min-height: 100vh;
    padding: 0;
    transition: background 0.3s ease;
    font-size: 18px;
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-around;
    width: 40px;
    height: 40px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 8px;
    margin: 4px 8px;
    z-index: 1001;
}

.mobile-menu-toggle span {
    width: 24px;
    height: 3px;
    background: white;
    border-radius: 3px;
    transition: all 0.3s ease;
    transform-origin: center;
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translateY(8px);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translateY(-8px);
}

/* Top Navigation Bar */
.top-nav {
    background: #303030;
    color: white;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0;
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
    position: sticky;
    top: 0;
    z-index: 1000;
    flex-wrap: nowrap;
    min-height: 48px;
}

.nav-left {
    display: flex;
    align-items: center;
    min-width: 0;
    overflow: hidden;
}

.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: white;
    height: 48px;
    flex-shrink: 0;
}

.logo-image {
    height: 32px;
    width: auto;
    object-fit: contain;
}

.logo-fallback {
    display: flex;
    align-items: center;
    gap: 8px;
}

.logo-icon {
    font-size: 24px;
}

.logo-text {
    font-size: 16px;
    font-weight: 600;
    color: white;
}

.nav-menu {
    display: flex;
    align-items: stretch;
    flex-wrap: nowrap;
    overflow-x: auto;
    scrollbar-width: none;
}

.nav-menu::-webkit-scrollbar {
    display: none;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 0 10px;
    cursor: pointer;
    transition: background 0.2s;
    position: relative;
    height: 48px;
    border-bottom: 3px solid transparent;
    white-space: nowrap;
    flex-shrink: 0;
    font-size: 16px;
}

.nav-item:hover {
    background: rgba(255,255,255,0.1);
}

.nav-item.active {
    background: rgba(255,255,255,0.15);
    border-bottom-color: #FA7000;
}

.nav-icon {
    font-size: 16px;
}

@media (max-width: 1200px) {
    .nav-item:not(#dashboard-nav):not(#units-nav):not(#management-nav):not(#analyse-nav):not(#architecture-nav):not(#api-nav) {
        display: none;
    }
}

/* Hide units dropdown menu */
#units-nav {
    display: none !important;
}

@media (max-width: 1000px) {
    .nav-menu:not(.mobile-open) .nav-item:not(#dashboard-nav):not(#units-nav) {
        display: none;
    }
}

.dropdown {
    position: relative;
    display: flex;
    align-items: center;
    gap: 4px;
}

.dropdown-arrow {
    font-size: 10px;
    margin-left: 4px;
    pointer-events: none;
}

.dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background: white;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    border-radius: 0 0 8px 8px;
    min-width: 280px;
    max-height: 500px;
    overflow-y: auto;
    z-index: 1001;
}

.nav-item.dropdown:hover .dropdown-menu,
.dropdown-menu:hover {
    display: block;
}

.dropdown-header {
    padding: 12px 16px;
    background: #f3f4f6;
    font-weight: 600;
    color: #374151;
    border-bottom: 1px solid #e5e7eb;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.units-menu-list {
    max-height: 400px;
    overflow-y: auto;
}

.unit-menu-item {
    padding: 12px 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    border-bottom: 1px solid #f3f4f6;
    color: #333;
    transition: background 0.2s;
}

.unit-menu-item:hover {
    background: #f9fafb;
}

.unit-menu-name {
    font-weight: 500;
    font-size: 14px;
}

.unit-menu-type {
    font-size: 12px;
    color: #6b7280;
    margin-top: 2px;
}

.unit-menu-status {
    font-size: 11px;
    padding: 3px 8px;
    border-radius: 10px;
    font-weight: 600;
}

.unit-menu-status.running {
    background: #d1fae5;
    color: #065f46;
}

.unit-menu-status.standby {
    background: #e5e7eb;
    color: #374151;
}

.unit-menu-status.warning {
    background: #fef3c7;
    color: #92400e;
}

.dropdown-loading {
    padding: 20px;
    text-align: center;
    color: #6b7280;
    font-size: 14px;
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 0 12px;
    flex-shrink: 0;
}

.theme-switcher {
    display: flex;
    align-items: center;
}

.theme-btn {
    background: rgba(255,255,255,0.1);
    color: rgba(255,255,255,0.9);
    border: none;
    padding: 8px 10px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
    width: 36px;
    height: 36px;
}

.theme-btn:hover {
    background: rgba(255,255,255,0.2);
    transform: scale(1.1);
}

.theme-icon {
    display: inline-block;
    transition: transform 0.3s;
}

.language-switcher {
    display: flex;
    gap: 4px;
    background: rgba(255,255,255,0.1);
    border-radius: 20px;
    padding: 4px;
}

.lang-btn {
    background: transparent;
    color: rgba(255,255,255,0.7);
    border: none;
    padding: 6px 10px;
    border-radius: 16px;
    cursor: pointer;
    font-size: 11px;
    font-weight: 600;
    transition: all 0.2s;
    white-space: nowrap;
}

.lang-btn:hover {
    color: white;
    background: rgba(255,255,255,0.1);
}

.lang-btn.active {
    background: rgba(255,255,255,0.2);
    color: white;
}

.nav-status {
    display: flex;
    gap: 10px;
    align-items: center;
    font-size: 12px;
}

#last-update {
    white-space: nowrap;
}

@media (max-width: 1300px) {
    #last-update {
        display: none;
    }
}

@media (max-width: 1200px) {
    .nav-status {
        display: none;
    }
}

.status-badge {
    background: #10b981;
    color: white;
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 500;
    white-space: nowrap;
}

.nav-user {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 10px;
    background: rgba(255,255,255,0.1);
    border-radius: 20px;
    white-space: nowrap;
}

@media (max-width: 1100px) {
    .user-name {
        display: none;
    }
    .nav-user {
        padding: 8px;
        border-radius: 50%;
    }
}

.user-icon {
    font-size: 16px;
}

.user-name {
    font-size: 13px;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
}

.page-header {
    background: var(--bg-secondary);
    padding: 20px 30px;
    border-radius: 10px;
    box-shadow: 0 4px 6px var(--shadow);
    margin-bottom: 20px;
    transition: background 0.3s ease;
}

.page-header h1 {
    color: var(--text-primary);
    font-size: 28px;
    font-weight: 600;
    margin-bottom: 8px;
}

.status-badge {
    background: #10b981;
    color: white;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 500;
}

.status-badge.disconnected {
    background: #ef4444;
}

#last-update {
    color: #666;
    font-size: 14px;
}

.filters {
    background: var(--bg-secondary);
    padding: 15px 20px;
    border-radius: 10px;
    box-shadow: 0 4px 6px var(--shadow);
    display: flex;
    gap: 15px;
    margin-bottom: 20px;
    transition: background 0.3s ease;
}

.filters input,
.filters select {
    padding: 10px 15px;
    border: 2px solid var(--border-color);
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border-radius: 8px;
    font-size: 14px;
    outline: none;
    transition: border-color 0.3s;
}

.filters input {
    flex: 1;
}

.filters input::placeholder,
.filters select option {
    color: #9ca3af;
}

.filters input:focus,
.filters select:focus {
    border-color: #667eea;
    outline: none;
}

.filters button {
    padding: 10px 20px;
    background: #667eea;
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: background 0.3s;
}

.filters button:hover {
    background: #5568d3;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
    margin-bottom: 20px;
}

.stat-card {
    background: var(--bg-secondary);
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 4px 6px var(--shadow);
    border-left: 4px solid #667eea;
    transition: background 0.3s ease;
}

.stat-card.running {
    border-left-color: #10b981;
}

.stat-card.standby {
    border-left-color: #6b7280;
}

.stat-card.warning {
    border-left-color: #f59e0b;
}

.stat-card.power {
    border-left-color: #8b5cf6;
}

.stat-card h3 {
    font-size: 16px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 10px;
}

.stat-value {
    font-size: 32px;
    font-weight: bold;
    color: var(--text-primary);
}

.units-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 20px;
}

.unit-card {
    background: var(--bg-secondary);
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 4px 6px var(--shadow);
    cursor: pointer;
    transition: transform 0.3s, box-shadow 0.3s, background 0.3s ease;
    position: relative;
    border: 1px solid var(--border-color);
}

.unit-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 12px var(--shadow-hover);
    border-color: #667eea;
}

.unit-card .status-indicator {
    position: absolute;
    top: 15px;
    right: 15px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    animation: pulse 2s infinite;
}

.unit-card .status-indicator.running {
    background: #10b981;
}

.unit-card .status-indicator.standby {
    background: #6b7280;
    animation: none;
}

.unit-card .status-indicator.warning {
    background: #f59e0b;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.unit-card h3 {
    color: var(--text-primary);
    font-size: 22px;
    margin: 0;
    margin-bottom: 5px;
}

.unit-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 5px;
}

.alarm-badge {
    background: linear-gradient(135deg, #ff6b6b 0%, #ee5a52 100%);
    color: white;
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
    animation: pulse-alarm 2s ease-in-out infinite;
}

@keyframes pulse-alarm {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.8; transform: scale(1.05); }
}

.unit-card .unit-type {
    color: #818cf8;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 10px;
}

.unit-card .genset-info {
    background: var(--bg-tertiary);
    padding: 10px;
    border-radius: 6px;
    margin-bottom: 10px;
    transition: background 0.3s ease;
}

.unit-card .genset-info p {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 3px;
}

.unit-card .location {
    color: var(--text-secondary);
    font-size: 13px;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 5px;
}

.unit-card .metrics {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    margin-top: 10px;
}

.metric {
    background: var(--bg-tertiary);
    padding: 8px;
    border-radius: 6px;
    transition: background 0.3s ease;
}

.metric-label {
    font-size: 11px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.metric-value {
    font-size: 18px;
    font-weight: bold;
    color: var(--text-primary) !important;
    margin-top: 3px;
}

.alarm-badge {
    background: #fef3c7;
    color: #92400e;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
    margin-top: 10px;
    display: inline-block;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(5px);
}

.modal-content {
    background: var(--bg-secondary);
    margin: 50px auto;
    padding: 30px;
    border-radius: 15px;
    width: 90%;
    max-width: 800px;
    max-height: 85vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px var(--shadow-hover);
    border: 1px solid var(--border-color);
    transition: background 0.3s ease;
}

.close {
    color: var(--text-secondary);
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    line-height: 20px;
}

.close:hover {
    color: var(--text-primary);
}

.detail-section {
    margin-bottom: 25px;
}

.detail-section h2 {
    color: var(--text-primary);
    font-size: 26px;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 2px solid #667eea;
}

.detail-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
}

.detail-item {
    background: var(--bg-tertiary);
    padding: 15px;
    border-radius: 8px;
    transition: background 0.3s ease;
}

.detail-item label {
    font-size: 12px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: block;
    margin-bottom: 5px;
}

.detail-item value {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
}

.alarm-item {
    background: rgba(252, 211, 77, 0.15);
    border-left: 4px solid #fbbf24;
    padding: 12px;
    border-radius: 4px;
    margin-bottom: 10px;
}

.alarm-item.severity-critical {
    background: rgba(220, 53, 69, 0.15);
    border-left-color: #dc3545;
}

.alarm-item.severity-warning {
    background: rgba(252, 211, 77, 0.15);
    border-left-color: #fbbf24;
}

.alarm-item.severity-info {
    background: rgba(23, 162, 184, 0.15);
    border-left-color: #17a2b8;
}

.alarm-item-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 5px;
}

.alarm-severity {
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
}

.alarm-timestamp {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.alarm-message {
    font-size: 0.9rem;
    color: var(--text-primary);
    margin-bottom: 5px;
}

.alarm-details {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.command-buttons {
    display: flex;
    gap: 10px;
    margin-top: 20px;
}

.command-buttons button {
    flex: 1;
    padding: 12px;
    border: none;
    border-radius: 8px;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.3s;
}

.btn-start {
    background: #10b981;
    color: white;
}

.btn-start:hover {
    background: #059669;
}

.btn-stop {
    background: #ef4444;
    color: white;
}

.btn-stop:hover {
    background: #dc2626;
}

.btn-reset {
    background: #f59e0b;
    color: white;
}

.btn-reset:hover {
    background: #d97706;
}

.loading {
    text-align: center;
    padding: 40px;
    color: var(--text-secondary);
    font-size: 18px;
}

.error {
    background: rgba(220, 53, 69, 0.15);
    color: #fca5a5;
    padding: 15px;
    border-radius: 8px;
    margin: 20px 0;
    border: 1px solid rgba(220, 53, 69, 0.3);
}

@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }

    .top-nav {
        flex-wrap: wrap;
    }

    .nav-left {
        order: 2;
        width: 100%;
    }

    .nav-right {
        order: 1;
        margin-left: auto;
    }

    .nav-menu {
        display: none;
        flex-direction: column;
        width: 100%;
        background: #303030;
        position: absolute;
        top: 48px;
        left: 0;
        box-shadow: 0 4px 6px rgba(0,0,0,0.3);
    }

    .nav-menu.mobile-open {
        display: flex;
    }

    .nav-menu.mobile-open .nav-item {
        display: flex !important;
    }

    .nav-item {
        width: 100%;
        justify-content: flex-start;
        border-bottom: 1px solid rgba(255,255,255,0.1);
        height: auto;
        padding: 12px 16px;
    }

    .logo {
        display: none;
    }

    .nav-status {
        display: none;
    }

    .nav-user {
        display: none;
    }

    header {
        flex-direction: column;
        gap: 15px;
    }

    .filters {
        flex-direction: column;
    }

    .units-grid {
        grid-template-columns: 1fr;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .tab-btn {
        padding: 10px 16px;
        font-size: 14px;
        min-width: 120px;
    }

    .tab-icon {
        font-size: 16px;
    }

    .tab-label {
        font-size: 13px;
    }
}

/* Page Sections */
.page-section {
    display: none;
}

.page-section.active {
    display: block;
}

/* Management Tab Navigation */
.tab-nav {
    display: flex;
    gap: 8px;
    margin-bottom: 24px;
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 0;
    overflow-x: auto;
    scrollbar-width: thin;
    -webkit-overflow-scrolling: touch;
}

.tab-nav::-webkit-scrollbar {
    height: 4px;
}

.tab-nav::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

.tab-nav::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

.tab-btn {
    background: transparent;
    border: none;
    padding: 12px 24px;
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    color: var(--text-secondary);
    font-size: 15px;
    font-weight: 500;
    border-bottom: 3px solid transparent;
    margin-bottom: -2px;
    transition: all 0.3s ease;
    flex-shrink: 0;
}

.tab-btn:hover {
    color: var(--text-primary);
    background: var(--bg-secondary);
}

.tab-btn.active {
    color: #FA7000;
    border-bottom-color: #FA7000;
}

.tab-icon {
    font-size: 18px;
}

.tab-label {
    white-space: nowrap;
}

/* Tab Content */
.tab-content {
    display: none;
    animation: fadeIn 0.3s ease;
}

.tab-content.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.tab-content-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}

.tab-content-header h2 {
    font-size: 16px;
    margin: 0;
    color: var(--text-primary);
}

.header-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    margin: 8px 0 0 0;
}

/* Management Buttons */
.btn-primary, .btn-secondary {
    padding: 10px 20px;
    border-radius: 6px;
    border: none;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-primary {
    background: #FA7000;
    color: white;
}

.btn-primary:hover {
    background: #f7931e;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(255, 107, 53, 0.3);
}

.btn-secondary {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--bg-tertiary);
    border-color: var(--text-secondary);
}

.btn-small {
    padding: 6px 12px;
    font-size: 13px;
}

/* Data Table */
.users-table-container {
    background: var(--bg-secondary);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table thead {
    background: var(--bg-tertiary);
}

.data-table th {
    padding: 16px;
    text-align: left;
    font-weight: 600;
    color: var(--text-primary);
    font-size: 14px;
    border-bottom: 2px solid var(--border-color);
}

.data-table td {
    padding: 16px;
    color: var(--text-primary);
    font-size: 14px;
    border-bottom: 1px solid var(--border-color);
}

.data-table tbody tr:hover {
    background: var(--bg-tertiary);
}

.data-table tbody tr:nth-child(even) {
    background: rgba(0, 0, 0, 0.02);
}

body.light-theme .data-table tbody tr:nth-child(even) {
    background: rgba(0, 0, 0, 0.02);
}

body:not(.light-theme) .data-table tbody tr:nth-child(even) {
    background: rgba(255, 255, 255, 0.02);
}

.data-table tbody tr:last-child td {
    border-bottom: none;
}

/* Role Badge */
.role-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

/* Action Buttons in Table */
.action-btns {
    display: flex;
    gap: 8px;
}

.action-btn {
    background: transparent;
    border: none;
    padding: 6px 10px;
    border-radius: 4px;
    cursor: pointer;
    color: var(--text-secondary);
    font-size: 13px;
    transition: all 0.2s ease;
}

.action-btn:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.action-btn.delete:hover {
    color: #ef4444;
}

/* Units Config Grid */
.units-config-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 20px;
}

.unit-config-card {
    background: var(--bg-secondary);
    border-radius: 8px;
    padding: 20px;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}

.unit-config-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

.unit-config-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 16px;
}

.unit-config-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 4px 0;
}

.unit-config-location {
    font-size: 13px;
    color: var(--text-secondary);
}

.unit-config-status {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    font-weight: 500;
    color: var(--text-primary);
}

.unit-config-status.online,
.unit-config-status.running {
    color: #4ade80;
}

.unit-config-status.offline {
    color: #9ca3af;
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: currentColor;
}

.unit-config-details {
    display: grid;
    gap: 12px;
    margin-bottom: 16px;
}

.config-detail {
    display: flex;
    justify-content: space-between;
    font-size: 14px;
}

.config-label {
    color: var(--text-secondary);
}

.config-value {
    color: var(--text-primary);
    font-weight: 500;
}

.unit-config-actions {
    display: flex;
    gap: 8px;
    padding-top: 16px;
    border-top: 1px solid var(--border-color);
}

/* Settings Grid */
.settings-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 20px;
    margin-bottom: 24px;
}

.settings-card {
    background: var(--bg-secondary);
    border-radius: 8px;
    padding: 24px;
    box-shadow: var(--shadow);
}

.settings-card h3 {
    font-size: 18px;
    color: var(--text-primary);
    margin: 0 0 20px 0;
}

.settings-group {
    margin-bottom: 20px;
}

.settings-group:last-child {
    margin-bottom: 0;
}

.settings-group label {
    display: block;
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.form-input, .form-select {
    width: 100%;
    padding: 10px 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 14px;
    transition: all 0.2s ease;
}

.form-input:focus, .form-select:focus {
    outline: none;
    border-color: #FA7000;
    box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.1);
}

.checkbox-label {
    display: flex !important;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    margin-bottom: 0 !important;
}

.checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.checkbox-label span {
    color: var(--text-primary);
}

.settings-actions {
    display: flex;
    gap: 12px;
    justify-content: flex-end;
}

/* Reports Grid */
.reports-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}

.report-card {
    background: var(--bg-secondary);
    border-radius: 8px;
    padding: 24px;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}

.report-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

.report-icon {
    font-size: 36px;
    margin-bottom: 12px;
}

.report-card h3 {
    font-size: 18px;
    color: var(--text-primary);
    margin: 0 0 8px 0;
}

.report-card p {
    font-size: 14px;
    color: var(--text-secondary);
    margin: 0 0 16px 0;
    line-height: 1.5;
}

.report-meta {
    font-size: 12px;
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group:last-child {
    margin-bottom: 0;
}

.form-group label {
    display: block;
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 8px;
    font-weight: 500;
}

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

.modal-header h2 {
    font-size: 20px;
    color: var(--text-primary);
    margin: 0;
}

.modal-close {
    background: transparent;
    border: none;
    font-size: 28px;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    transition: all 0.2s ease;
}

.modal-close:hover {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

.modal-body {
    padding: 24px;
}

.modal-body h2 {
    color: var(--text-primary) !important;
}

.modal-footer {
    display: flex;
    gap: 12px;
    justify-content: flex-end;
    padding: 24px;
    border-top: 1px solid var(--border-color);
}

/* ========== ANALYTICS SECTION ========== */

/* Chart Controls */
.chart-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    flex-wrap: wrap;
    gap: 16px;
}

.time-range-selector {
    display: flex;
    gap: 8px;
    background: var(--bg-secondary);
    padding: 4px;
    border-radius: 8px;
}

.time-btn {
    background: transparent;
    border: none;
    padding: 8px 16px;
    border-radius: 6px;
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.time-btn:hover {
    color: var(--text-primary);
    background: var(--bg-tertiary);
}

.time-btn.active {
    background: #FA7000;
    color: white;
}

/* Charts Container */
.charts-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 20px;
}

.chart-card {
    background: var(--bg-secondary);
    border-radius: 12px;
    padding: 24px;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.chart-card:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-2px);
}

.chart-card.expanded {
    grid-column: 1 / -1;
    cursor: default;
}

.chart-card.large {
    grid-column: span 2;
}

.chart-card.large.expanded {
    grid-column: 1 / -1;
}

.expand-indicator {
    position: absolute;
    top: 24px;
    right: 24px;
    font-size: 18px;
    color: var(--text-secondary);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.chart-card:hover .expand-indicator {
    opacity: 1;
}

.chart-card.expanded .expand-indicator {
    opacity: 1;
}

.chart-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.chart-header h3 {
    font-size: 18px;
    color: var(--text-primary);
    margin: 0;
    display: flex;
    align-items: center;
    gap: 8px;
}

.chart-value {
    font-size: 24px;
    font-weight: 700;
    color: #FA7000;
}

.chart-legend {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: var(--text-secondary);
}

.legend-color {
    width: 12px;
    height: 12px;
    border-radius: 2px;
}

.chart-select {
    padding: 6px 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 13px;
    cursor: pointer;
}

.chart-select:focus {
    outline: none;
    border-color: #FA7000;
}

/* Chart Canvas */
canvas {
    max-width: 100%;
    display: block;
}

.chart-card canvas {
    width: 100% !important;
    height: 250px !important;
}

.chart-card.expanded canvas {
    height: 400px !important;
}

/* Chart Stats */
.chart-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
    gap: 16px;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
}

.stat-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.stat-label {
    font-size: 12px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-value {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
}

.stat-value.running {
    color: #10b981;
}

.stat-value.standby {
    color: #f59e0b;
}

.stat-value.stopped {
    color: #6b7280;
}

.stat-value.critical {
    color: #ef4444;
}

.stat-value.warning {
    color: #f59e0b;
}

.stat-value.info {
    color: #3b82f6;
}

/* Performance Gauge */
.performance-gauge {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 200px;
}

.gauge-value {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
}

.gauge-value span {
    display: block;
    font-size: 36px;
    font-weight: 700;
    color: var(--text-primary);
}

.gauge-value small {
    font-size: 12px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Responsive Charts */
@media (max-width: 1200px) {
    .chart-card.large {
        grid-column: span 1;
    }
}

@media (max-width: 768px) {
    .charts-container {
        grid-template-columns: 1fr;
    }
    
    .chart-controls {
        flex-direction: column;
        align-items: stretch;
    }
    
    .time-range-selector {
        justify-content: space-between;
    }
    
    .time-btn {
        padding: 8px 12px;
        font-size: 13px;
    }
}

/* Alarms Section */
.alarms-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    gap: 16px;
}

.alarm-chart-container {
    background: var(--bg-secondary);
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 24px;
    box-shadow: 0 2px 8px var(--shadow);
}

.alarm-chart-container .chart-header {
    margin-bottom: 20px;
}

.alarm-chart-container .chart-header h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
}

.alarm-chart-container canvas {
    max-height: 300px;
}

.alarms-summary {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.alarm-stat {
    background: var(--bg-secondary);
    border-radius: 12px;
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 16px;
    border-left: 4px solid;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.alarm-stat:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px var(--shadow);
}

.alarm-stat.critical {
    border-left-color: #ef4444;
}

.alarm-stat.warning {
    border-left-color: #f59e0b;
}

.alarm-stat.info {
    border-left-color: #3b82f6;
}

.alarm-stat.total {
    border-left-color: #8b5cf6;
}

.alarm-stat-icon {
    font-size: 32px;
}

.alarm-stat-content {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.alarm-stat-value {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
}

.alarm-stat-label {
    font-size: 13px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.alarms-table-container {
    background: var(--bg-secondary);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 8px var(--shadow);
}

.alarms-table {
    width: 100%;
    border-collapse: collapse;
}

.alarms-table thead {
    background: var(--bg-tertiary);
}

.alarms-table th {
    padding: 16px;
    text-align: left;
    font-weight: 600;
    color: var(--text-primary);
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 2px solid var(--border-color);
}

.alarms-table td {
    padding: 16px;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.alarms-table tbody tr:hover {
    background: var(--bg-tertiary);
}

.alarms-table tbody tr.critical {
    background: rgba(239, 68, 68, 0.1);
}

.alarms-table tbody tr.warning {
    background: rgba(245, 158, 11, 0.1);
}

.alarms-table tbody tr.info {
    background: rgba(59, 130, 246, 0.1);
}

.alarm-severity-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
}

.alarm-severity-badge.critical {
    background: rgba(239, 68, 68, 0.2);
    color: #ef4444;
}

.alarm-severity-badge.warning {
    background: rgba(245, 158, 11, 0.2);
    color: #f59e0b;
}

.alarm-severity-badge.info {
    background: rgba(59, 130, 246, 0.2);
    color: #3b82f6;
}

.alarm-status-badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
}

.alarm-status-badge.active {
    background: rgba(239, 68, 68, 0.2);
    color: #ef4444;
}

.alarm-status-badge.acknowledged {
    background: rgba(245, 158, 11, 0.2);
    color: #f59e0b;
}

.alarm-status-badge.cleared {
    background: rgba(16, 185, 129, 0.2);
    color: #10b981;
}

.alarm-actions {
    display: flex;
    gap: 8px;
}

.alarm-action-btn {
    padding: 6px 12px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 12px;
    font-weight: 500;
    transition: all 0.2s ease;
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.alarm-action-btn:hover {
    background: var(--accent-primary);
    color: white;
}

@media (max-width: 768px) {
    .alarms-controls {
        flex-direction: column;
        align-items: stretch;
    }
    
    .alarms-summary {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .alarms-table-container {
        overflow-x: auto;
    }
    
    .alarms-table {
        min-width: 800px;
    }
}