:root {
            --primary-color: #3498db;
            --accent-color: #2980b9;
            --text-color: #f5f5f5;
            --bg-color: #121212;
            --panel-bg: #202020;
            --panel-border: #3a3a3a;
            --input-bg: #2a2a2a;
            --card-bg: #2a2a2a;
            --card-hover-bg: #333333;
            --floor-1-color: #e74c3c;
            --floor-2-color: #3498db;
            --floor-3-color: #2ecc71;
            --floor-4-color: #f39c12;
            --floor-5-color: #9b59b6;
            
            --light-primary-color: #2196F3;
            --light-accent-color: #1976D2;
            --light-text-color: #333333;
            --light-bg-color: #f5f5f5;
            --light-panel-bg: #ffffff;
            --light-panel-border: #e0e0e0;
            --light-input-bg: #ffffff;
            --light-card-bg: #f0f0f0;
            --light-card-hover-bg: #e5e5e5;
        }
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background-color: var(--bg-color);
            color: var(--text-color);
            line-height: 1.6;
            transition: background-color 0.3s, color 0.3s;
        }
        
        body.light-theme {
            --primary-color: var(--light-primary-color);
            --accent-color: var(--light-accent-color);
            --text-color: var(--light-text-color);
            --bg-color: var(--light-bg-color);
            --panel-bg: var(--light-panel-bg);
            --panel-border: var(--light-panel-border);
            --input-bg: var(--light-input-bg);
            --card-bg: var(--light-card-bg);
            --card-hover-bg: var(--light-card-hover-bg);
        }
        
        .main-content {
            max-width: 1200px;
            margin: 30px auto;
            padding: 0 20px;
        }
        
        .search-container {
            margin-bottom: 25px;
        }
        
        .filters-container {
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
            margin-bottom: 25px;
            padding: 15px;
            background-color: var(--panel-bg);
            border-radius: 8px;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
        }
        
        .professors-container {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 20px;
        }
        
        .results-info {
            margin-bottom: 20px;
            font-size: 0.9rem;
            color: #aaa;
        }
        
        .floor-legend {
            position: fixed;
            bottom: 20px;
            left: 20px;
            background-color: var(--panel-bg);
            padding: 15px;
            border-radius: 8px;
            box-shadow: 0 2px 15px rgba(0, 0, 0, 0.2);
            z-index: 100;
            max-width: 200px;
        }
        
        .floor-legend h3 {
            margin-bottom: 10px;
            font-size: 16px;
            color: var(--text-color);
            border-bottom: 1px solid var(--panel-border);
            padding-bottom: 8px;
        }
        
        .legend-item {
            display: flex;
            align-items: center;
            margin-bottom: 8px;
            font-size: 14px;
        }
        
        .legend-item span:last-child {
            margin-left: 10px;
        }
        
        .empty-results {
            text-align: center;
            padding: 40px 20px;
            background-color: var(--panel-bg);
            border-radius: 8px;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
        }
        
        .empty-results i {
            font-size: 3rem;
            color: #666;
            margin-bottom: 20px;
        }
        
        .empty-results p {
            margin-bottom: 20px;
            color: #aaa;
        }
        
        .main-footer {
            margin-top: 50px;
            padding: 20px;
            text-align: center;
            background-color: var(--panel-bg);
            border-top: 1px solid var(--panel-border);
            font-size: 0.9rem;
            color: #888;
        }

        h1 {
            font-size: 2.2rem;
            margin-bottom: 5px;
            color: var(--primary-color);
        }
        
        .subtitle {
            font-size: 1.1rem;
            color: #888;
        }
        
        .search-box {
            position: relative;
            max-width: 800px;
            margin: 0 auto;
        }
        
        .search-input {
            width: 100%;
            padding: 15px 50px;
            border-radius: 30px;
            border: none;
            background-color: var(--input-bg);
            color: var(--text-color);
            font-size: 1rem;
            box-shadow: 0 2px 15px rgba(0, 0, 0, 0.1);
            transition: box-shadow 0.3s, transform 0.3s;
        }
        
        .search-input:focus {
            outline: none;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
            transform: translateY(-2px);
        }
        
        .search-icon {
            position: absolute;
            left: 20px;
            top: 50%;
            transform: translateY(-50%);
            color: #888;
        }
        
        .clear-search {
            position: absolute;
            right: 15px;
            top: 50%;
            transform: translateY(-50%);
            background: none;
            border: none;
            color: #888;
            cursor: pointer;
            width: 30px;
            height: 30px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: background-color 0.2s;
        }
        
        .clear-search:hover {
            background-color: rgba(0, 0, 0, 0.1);
            color: var(--text-color);
        }
        
        .filter-group {
            display: flex;
            flex-direction: column;
            min-width: 150px;
        }
        
        .filter-group label {
            font-size: 0.9rem;
            margin-bottom: 5px;
            color: #aaa;
        }
        
        .filter-select {
            padding: 10px;
            border-radius: 5px;
            border: 1px solid var(--panel-border);
            background-color: var(--input-bg);
            color: var(--text-color);
            font-size: 0.9rem;
            appearance: none;
            background-image: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24'%3E%3Cpath fill='%23888' d='M7 10l5 5 5-5z'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 8px center;
            background-size: 16px;
            padding-right: 30px;
            cursor: pointer;
        }
        
        .filter-select:focus {
            outline: none;
            border-color: var(--primary-color);
        }
        
        .reset-btn {
            margin-left: auto;
            align-self: flex-end;
            background-color: transparent;
            border: 1px solid var(--panel-border);
            color: #888;
            padding: 8px 15px;
            border-radius: 5px;
            cursor: pointer;
            transition: background-color 0.2s, color 0.2s;
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.9rem;
        }
        
        .reset-btn:hover {
            background-color: rgba(52, 152, 219, 0.1);
            color: var(--primary-color);
        }
        
        .clear-filters-btn {
            background-color: var(--primary-color);
            color: white;
            border: none;
            padding: 10px 20px;
            border-radius: 5px;
            cursor: pointer;
            font-size: 0.9rem;
            transition: background-color 0.2s;
        }
        
        .clear-filters-btn:hover {
            background-color: var(--accent-color);
        }
        
        .professor-card {
            background-color: var(--card-bg);
            border-radius: 8px;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.1);
            overflow: hidden;
            transition: transform 0.3s, box-shadow 0.3s;
            display: flex;
            height: 100%;
        }
        
        .professor-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
            background-color: var(--card-hover-bg);
        }
        
        .professor-image {
            width: 100px;
            min-width: 100px;
            height: 100%;
            object-fit: cover;
            flex-shrink: 0;
            border-right: 1px solid var(--panel-border);
        }
        
        .professor-info {
            padding: 15px;
            flex-grow: 1;
            display: flex;
            flex-direction: column;
            width: 100%;
        }
        
        .professor-name {
            font-weight: bold;
            margin-bottom: 5px;
            font-size: 1.1rem;
        }
        
        .professor-title {
            color: #aaa;
            font-size: 0.9rem;
            margin-bottom: 15px;
        }
        
        .professor-location {
            margin-top: auto;
            display: flex;
            align-items: flex-start;
            gap: 8px;
        }
        
        .location-info {
            flex-grow: 1;
        }
        
        .office-number {
            font-weight: bold;
            color: var(--primary-color);
        }
        
        .office-details {
            color: #aaa;
            font-size: 0.85rem;
        }
        
        .floor-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 25px;
            width: 25px;
            height: 25px;
            border-radius: 50%;
            color: white;
            text-align: center;
            line-height: 1;
            font-size: 0.8rem;
            font-weight: bold;
            flex-shrink: 0;
        }
        
        .floor-1 {
            background-color: var(--floor-1-color);
        }
        
        .floor-2 {
            background-color: var(--floor-2-color);
        }
        
        .floor-3 {
            background-color: var(--floor-3-color);
        }
        
        .floor-4 {
            background-color: var(--floor-4-color);
        }
        
        .floor-5 {
            background-color: var(--floor-5-color);
        }

        .credit-link {
            color: var(--primary-color);
            text-decoration: none;
            transition: color 0.2s;
        }
        
        .credit-link:hover {
            color: var(--accent-color);
            text-decoration: underline;
        }

        @media (max-width: 768px) {
            .professors-container {
                grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            }
            
            .filters-container {
                flex-direction: column;
                gap: 10px;
            }
            
            .filter-group {
                width: 100%;
            }
            
            .reset-btn {
                margin-top: 10px;
                align-self: flex-start;
                margin-left: 0;
            }
            
            .floor-legend {
                display: none;
            }
            
            .main-header {
                padding: 30px 15px 15px;
            }
            
            h1 {
                font-size: 1.8rem;
            }
            
            .subtitle {
                font-size: 1rem;
            }
        }
        
        @media (max-width: 480px) {
            .professors-container {
                grid-template-columns: 1fr;
            }
            
            .professor-card {
                max-width: 100%;
            }
            
            .main-content {
                padding: 0 15px;
            }
            
            .search-input {
                padding: 12px 45px;
                font-size: 0.9rem;
            }
        }

        @keyframes fadeIn {
            from {
                opacity: 0;
                transform: translateY(10px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        
        .professor-card {
            animation: fadeIn 0.3s ease-out forwards;
        }
        
        .professor-card:nth-child(1) { animation-delay: 0.05s; }
        .professor-card:nth-child(2) { animation-delay: 0.1s; }
        .professor-card:nth-child(3) { animation-delay: 0.15s; }
        .professor-card:nth-child(4) { animation-delay: 0.2s; }
        .professor-card:nth-child(5) { animation-delay: 0.25s; }
        .professor-card:nth-child(6) { animation-delay: 0.3s; }
        .professor-card:nth-child(7) { animation-delay: 0.35s; }
        .professor-card:nth-child(8) { animation-delay: 0.4s; }
        .professor-card:nth-child(9) { animation-delay: 0.45s; }
        .professor-card:nth-child(10) { animation-delay: 0.5s; }
        
        .main-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 20px;
            position: relative;
        }
        .tishk-logo {
            max-height: 80px;
            max-width: 200px;
            object-fit: contain;
            margin-right: 20px;
        }
        .header-text {
            position: absolute;
            left: 50%;
            transform: translateX(-50%);
            text-align: center;
        }
        @media (max-width: 768px) {
            .main-header {
                flex-direction: column;
                text-align: center;
            }
            .header-text {
                position: static;
                transform: none;
                margin-top: 10px;
            }
            .tishk-logo {
                margin-right: 0;
            }
        }
        
        .office-buttons {
            display: flex;
            gap: 8px;
            margin-top: 10px;
            width: 100%;
        }
        
        .office-action-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 8px 12px;
            border: none;
            border-radius: 6px;
            font-size: 13px;
            font-weight: 500;
            cursor: pointer;
            transition: all 0.2s ease;
            box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
            text-align: center;
            flex: 1;
            min-height: 36px;
        }
        
        .office-action-btn:hover {
            transform: translateY(-1px);
            box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
        }
        
        .office-action-btn:active {
            transform: translateY(1px);
            box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
        }
        
        .show-office-button {
            background: linear-gradient(to bottom, #4A90E2, #357ABD);
            color: white;
        }
        
        .show-office-button:hover {
            background: linear-gradient(to bottom, #5A9FEF, #4589D9);
        }
        
        .directions-button {
            background: linear-gradient(to bottom, #2ECC71, #27AE60);
            color: white;
        }
        
        .directions-button:hover {
            background: linear-gradient(to bottom, #3EDB81, #2EBE6E);
        }
        
        .office-action-btn i {
            margin-right: 6px;
            font-size: 14px;
        }
        
        @media (max-width: 480px) {
            .office-buttons {
                flex-direction: column;
            }
            
            .professor-location {
                flex-direction: column;
                align-items: flex-start;
            }
            
            .floor-badge {
                margin-bottom: 5px;
            }
        }
        
        .professor-profile-link {
            color: var(--primary-color);
            text-decoration: none;
            transition: color 0.2s ease;
        }
        
        .professor-profile-link:hover {
            color: var(--accent-color);
            text-decoration: underline;
        }
        
        .profile-link-icon {
            margin-left: 5px;
            font-size: 0.7em;
            opacity: 0.7;
        }
        
        .professor-profile-link:hover .profile-link-icon {
            opacity: 1;
        }
        
        .view-toggle-container {
            display: flex;
            justify-content: center;
            margin-bottom: 20px;
            margin-top: 20px;
        }
        
        .view-toggle {
    display: flex;
    background-color: var(--panel-bg);
    border-radius: 30px;
    padding: 5px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    border: 1px solid var(--panel-border);
    position: relative;
    overflow: hidden;
    z-index: 1;
}
        
        .toggle-option {
    padding: 10px 15px;
    cursor: pointer;
    z-index: 2;
    transition: color 0.3s;
    font-weight: 500;
    position: relative;
    text-align: center;
    min-width: 120px;
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}
        
        .toggle-option.active {
            color: white;
        }
        
        .toggle-slider {
            position: absolute;
            height: 100%;
            width: 50%;
            background-color: var(--primary-color);
            border-radius: 30px;
            transition: transform 0.3s ease;
            z-index: 1;
            top: 0;
            left: 0;
        }
        
        .toggle-option i {
            margin-right: 8px;
        }
        
        .room-card {
            background-color: var(--card-bg);
            border-radius: 8px;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.1);
            overflow: hidden;
            transition: transform 0.3s, box-shadow 0.3s;
            animation: fadeIn 0.3s ease-out forwards;
        }
        
        .room-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
            background-color: var(--card-hover-bg);
        }
        
        .room-header {
            display: flex;
            align-items: center;
            padding: 15px;
            background-color: rgba(0, 0, 0, 0.05);
            border-bottom: 1px solid var(--panel-border);
        }
        
        .room-badge {
            padding: 3px 8px;
            border-radius: 4px;
            color: white;
            font-weight: bold;
            margin-right: 10px;
            background-color: var(--primary-color);
            display: flex;
            align-items: center;
        }
        
        .room-badge.floor-1 { background-color: var(--floor-1-color); }
        .room-badge.floor-2 { background-color: var(--floor-2-color); }
        .room-badge.floor-3 { background-color: var(--floor-3-color); }
        .room-badge.floor-4 { background-color: var(--floor-4-color); }
        .room-badge.floor-5 { background-color: var(--floor-5-color); }
        
        .room-badge i {
            margin-right: 5px;
        }
        
        .room-info {
            flex: 1;
        }
        
        .room-number {
            font-weight: bold;
            font-size: 1.1rem;
            margin-bottom: 2px;
        }
        
        .room-description {
            color: #aaa;
            font-size: 0.9rem;
        }
        
        .room-professors {
            padding: 0 15px 15px;
        }
        
        .room-actions {
            display: flex;
            gap: 10px;
            padding: 15px;
            border-top: 1px solid var(--panel-border);
        }
        
        .professor-item {
            display: flex;
            padding: 12px 0;
            border-bottom: 1px solid var(--panel-border);
        }
        
        .professor-item:last-child {
            border-bottom: none;
        }
        
        .professor-item-image {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            object-fit: cover;
            margin-right: 15px;
        }
        
        .professor-item-details {
            flex: 1;
        }
        
        .professor-item-name {
            font-weight: 500;
            margin-bottom: 3px;
        }
        
        .professor-item-title {
            font-size: 0.85rem;
            color: #aaa;
        }
        
        .empty-room {
            padding: 20px 15px;
            text-align: center;
            color: #aaa;
            font-style: italic;
        }

        .main-content {
            max-width: 98% !important;
            width: 98%;
            margin: 0 auto;
        }
        
        html, body {
            height: 100%;
            margin: 0;
            padding: 0;
        }
        
        body {
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }
        
        .main-content {
            flex: 1 0 auto;
            padding-bottom: 20px;
        }
    

    
    .toggle-slider {
        position: absolute;
        height: 100%;
        width: 33.33%;
        background-color: var(--primary-color);
        border-radius: 30px;
        transition: transform 0.3s ease;
        z-index: 1;
        top: 0;
        left: 0;
    }
    
    .project-card {
        background-color: var(--card-bg);
        border-radius: 8px;
        box-shadow: 0 2px 12px rgba(0, 0, 0, 0.1);
        overflow: hidden;
        transition: transform 0.3s, box-shadow 0.3s;
        animation: fadeIn 0.3s ease-out forwards;
        border-left: 4px solid #f39c12;
    }
    
    .project-card:hover {
        transform: translateY(-5px);
        box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
        background-color: var(--card-hover-bg);
    }
    
    .project-header {
        display: flex;
        align-items: center;
        padding: 15px;
        background-color: rgba(0, 0, 0, 0.05);
        border-bottom: 1px solid var(--panel-border);
    }
    
    .project-badge {
        padding: 3px 8px;
        border-radius: 4px;
        color: white;
        font-weight: bold;
        margin-right: 10px;
        background-color: #f39c12;
        display: flex;
        align-items: center;
    }
    
    .project-badge i {
        margin-right: 5px;
    }
    
    .project-info {
        flex: 1;
    }
    
    .project-number {
        font-weight: bold;
        font-size: 1.1rem;
        margin-bottom: 2px;
    }
    
    .project-description {
        color: #aaa;
        font-size: 0.9rem;
    }
    
    .project-professors {
        padding: 0 15px 15px;
    }
    
    .project-actions {
        display: flex;
        gap: 10px;
        padding: 15px;
        border-top: 1px solid var(--panel-border);
    }

    @media (min-width: 768px) {
    .view-toggle {
        padding: 6px;
    }
    
    .toggle-option {
        height: 44px;
    }
    
    .view-toggle.two-options .toggle-option {
        min-width: 160px;
    }
    
    .view-toggle.three-options .toggle-option {
        min-width: 140px;
    }
}

@media (max-width: 767px) {
    .toggle-option {
        height: 36px;
        padding: 8px 10px;
    }
    
    .toggle-option i {
        margin-right: 4px;
    }
}

@media (max-width: 480px) {
    .toggle-option {
        height: auto;
        padding: 8px 6px;
        font-size: 0.9rem;
    }
}

.view-toggle.two-options .toggle-slider {
    width: 50%;
}

.view-toggle.three-options .toggle-slider {
    width: 33.33%;
}