:root {
    --primary: #2a9d8f;
    --primary-light: #76c7ba;
    --primary-dark: #1d7870;
    --secondary: #264653;
    --accent: #e9c46a;
    --danger: #e76f51;
    --light: #f8f9fa;
    --dark: #212529;
    --gray: #6c757d;
    --success: #28a745;
}

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

body {
    font-family: 'Poppins', sans-serif;
    color: var(--dark);
    line-height: 1.6;
    overflow-x: hidden;
}

.dashboard-container {
    display: grid;
    grid-template-columns: 250px 1fr;
    min-height: 100vh;
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    position: fixed;
    top: 15px;
    left: 15px;
    z-index: 1000;
    background: var(--primary);
    color: white;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 2px 5px rgba(0,0,0,0.2);
}

/* Sidebar Styles */
.sidebar {
    background: linear-gradient(135deg, var(--secondary), var(--primary-dark));
    color: white;
    padding: 2rem 1rem;
    box-shadow: 2px 0 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    height: 100vh;
    overflow-y: auto;
    transition: transform 0.3s ease;
}

.sidebar.mobile-visible {
    transform: translateX(0);
}

.logo {
    display: flex;
    align-items: center;
    margin-bottom: 2rem;
    padding-left: 1rem;
}

.logo i {
    font-size: 1.8rem;
    margin-right: 0.8rem;
    color: var(--accent);
}

.logo h1 {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
}

.nav-menu {
    list-style: none;
    margin-top: 2rem;
}

.nav-item {
    margin-bottom: 0.5rem;
    border-radius: 8px;
    transition: all 0.3s ease;
}

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

.nav-item.active {
    background-color: var(--primary);
}

.nav-link {
    display: flex;
    align-items: center;
    padding: 0.8rem 1rem;
    color: white;
    text-decoration: none;
    font-weight: 500;
}

.nav-link i {
    margin-right: 0.8rem;
    font-size: 1.1rem;
    width: 24px;
    text-align: center;
}

/* Main Content Styles */
.main-content {
    padding: 2rem;
    overflow-x: hidden;
}

.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.header h2 {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.8rem;
    color: var(--primary);
}

.user-profile {
    display: flex;
    align-items: center;
    position: relative;
    cursor: pointer;
}

.user-profile img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    margin-right: 0.8rem;
    object-fit: cover;
    background-color: #f0f0f0;
}

/* Cards Grid */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.card {
    background: white;
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card_history {
    background: white;
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 15px rgba(0,0,0,0.1);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.card-title {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--secondary);
}

.card-icon {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
}

.card-icon.temp {
    background-color: var(--danger);
}

.card-icon.motor {
    background-color: var(--primary);
}

.card-icon.schedule {
    background-color: var(--accent);
}

.card-icon.settings {
    background-color: var(--secondary);
}

.card-icon.users {
    background-color: var(--primary-light);
}

.data-item {
    margin-bottom: 1rem;
}

.data-label {
    font-size: 0.9rem;
    color: var(--gray);
    margin-bottom: 0.3rem;
}

.data-value {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--dark);
}

.temp-value {
    color: var(--danger);
}

/* Status indicators */
.status-indicator {
    display: inline-block;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    margin-right: 8px;
    vertical-align: middle;
}

.status-online {
    background-color: var(--success);
    box-shadow: 0 0 8px var(--success);
}

.status-offline {
    background-color: var(--danger);
}

.status-idle {
    background-color: var(--accent);
}

/* Controls */
.button {
    background-color: var(--primary);
    color: white;
    border: none;
    padding: 0.8rem 1.2rem;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 500;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.button:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
}

.button i {
    margin-right: 0.5rem;
}

.button-outline {
    background-color: transparent;
    border: 2px solid var(--primary);
    color: var(--primary);
}

.button-outline:hover {
    background-color: var(--primary);
    color: white;
}

/* Alert Box */
.alert-box {
    padding: 1rem;
    margin-bottom: 1.5rem;
    border-radius: 8px;
    display: none;
    color: white;
}

.alert-box.info {
    background-color: var(--primary);
}

.alert-box.success {
    background-color: var(--success);
}

.alert-box.error {
    background-color: var(--danger);
}

/* Loading Spinner */
.loading-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(0,0,0,0.1);
    border-radius: 50%;
    border-top-color: var(--primary);
    animation: spin 1s linear infinite;
    margin-right: 8px;
    vertical-align: middle;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Schedule Section */
.schedule-item {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
}

.time-input {
    padding: 0.8rem;
    border: 1px solid #ddd;
    border-radius: 8px;
    margin-right: 1rem;
}

/* History Tables */
.history-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
}

.history-table th, 
.history-table td {
    padding: 0.8rem;
    text-align: left;
    border-bottom: 1px solid #eee;
}

.history-table th {
    background-color: var(--primary-light);
    color: white;
}

.history-table tr:hover {
    background-color: #f5f5f5;
}

.history-table img {
    transition: transform 0.3s ease;
}

.history-table tr:hover img {
    transform: scale(1.1);
}

/* User Dropdown */
.dropdown-menu {
    display: none;
    position: absolute;
    right: 0;
    top: 100%;
    background: white;
    min-width: 200px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    border-radius: 8px;
    z-index: 100;
    padding: 1rem;
}

.user-profile:hover .dropdown-menu {
    display: block;
}

.user-info {
    padding: 0.5rem 0;
    border-bottom: 1px solid #eee;
}

.logout-btn {
    color: var(--danger);
    cursor: pointer;
    padding: 0.5rem 0;
    display: block;
    text-align: left;
    width: 100%;
    background: none;
    border: none;
    font-size: 1rem;
}

.logout-btn:hover {
    text-decoration: underline;
}

/* Error state */
.error-state {
    color: var(--danger);
    padding: 1rem;
    text-align: center;
}

.error-state i {
    margin-right: 8px;
}

/* Responsive */
@media (max-width: 992px) {
    .dashboard-container {
        grid-template-columns: 1fr;
    }
    
    .sidebar {
        position: fixed;
        top: 0;
        left: 0;
        width: 250px;
        height: 100vh;
        transform: translateX(-100%);
        z-index: 999;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .main-content {
        padding-top: 70px;
    }
}

@media (max-width: 768px) {
    .cards-grid {
        grid-template-columns: 1fr;
    }
    
    .header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .user-profile {
        margin-top: 1rem;
    }
    
    .history-table {
        display: block;
        overflow-x: auto;
    }
    
    .history-table td, 
    .history-table th {
        padding: 0.5rem;
        font-size: 0.9rem;
    }
    
    .history-table td:first-child, 
    .history-table th:first-child {
        padding-left: 0.5rem;
    }
    
    .history-table td:last-child, 
    .history-table th:last-child {
        padding-right: 0.5rem;
    }
}
/* Loading States */
.data-value:empty::before {
    content: "--";
    color: var(--gray);
}

/* Status Indicators */
.status-active {
    background-color: var(--accent);
    box-shadow: 0 0 8px var(--accent);
}

/* Table Improvements */
.history-table img {
    object-fit: cover;
}

/* Responsive Loading States */
@media (max-width: 768px) {
    .card.loading {
        min-height: 120px;
    }
}

/* Add to the end of hello.css */

/* Admin specific styles */
.current-user {
    background-color: rgba(42, 157, 143, 0.1) !important;
}

.you-badge {
    background-color: var(--primary);
    color: white;
    font-size: 0.7rem;
    padding: 2px 5px;
    border-radius: 3px;
    margin-left: 5px;
}

.button-success {
    background-color: var(--success);
}

.button-success:hover {
    background-color: #1e7e34;
}

.button-danger {
    background-color: var(--danger);
}

.button-danger:hover {
    background-color: #c82333;
}

.button-small {
    padding: 5px 10px;
    font-size: 0.8rem;
}

/* Status indicators */
.status-indicator {
    display: inline-block;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    margin-right: 8px;
}

.status-online {
    background-color: var(--success);
    box-shadow: 0 0 8px var(--success);
}

.status-offline {
    background-color: var(--danger);
}

.status-idle {
    background-color: var(--accent);
}

/* Table improvements */
.history-table img {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    object-fit: cover;
    vertical-align: middle;
    margin-right: 10px;
}

.current-user {
    background-color: rgba(42, 157, 143, 0.1) !important;
}

.you-badge {
    background-color: var(--primary);
    color: white;
    font-size: 0.7rem;
    padding: 2px 5px;
    border-radius: 3px;
    margin-left: 5px;
}

.status-indicator {
    display: inline-block;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    margin-right: 8px;
}

.status-online {
    background-color: var(--success);
    box-shadow: 0 0 8px var(--success);
}

.status-offline {
    background-color: var(--danger);
}

.status-active {
    background-color: var(--accent);
    box-shadow: 0 0 8px var(--accent);
}

.button-success {
    background-color: var(--success);
}

.button-success:hover {
    background-color: #1e7e34;
}

.button-danger {
    background-color: var(--danger);
}

.button-danger:hover {
    background-color: #c82333;
}

.history-table img {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    object-fit: cover;
    vertical-align: middle;
    margin-right: 10px;
}
.chart-container {
    position: relative;
    height: 300px;
    padding: 1rem;
}

.card {
    margin-bottom: 1.5rem;
}
.debug-info {
    color: #666;
    font-size: 0.8rem;
    margin-top: 0.3rem;
    font-family: monospace;
}

.debug-info span {
    color: #4CAF50;
    font-weight: bold;
}

/* Error states */
.debug-info span.error {
    color: #f44336;
}

.debug-info span.warning {
    color: #FFC107;
}