/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: #f5f5f5;
    line-height: 1.6;
}

/* Login Page Styles */
.login-body {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-container {
    background: white;
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 15px 35px rgba(0,0,0,0.1);
    width: 100%;
    max-width: 400px;
}

.login-header {
    text-align: center;
    margin-bottom: 30px;
}

.login-header h1 {
    color: #333;
    font-size: 28px;
    margin-bottom: 10px;
}

.login-header p {
    color: #666;
    font-size: 14px;
}

/* Form Styles */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    color: #555;
    font-weight: 500;
}

.form-group input {
    width: 100%;
    padding: 12px;
    border: 2px solid #ddd;
    border-radius: 5px;
    font-size: 16px;
    transition: border-color 0.3s;
}

.form-group input:focus {
    outline: none;
    border-color: #667eea;
}

.login-btn {
    width: 100%;
    padding: 12px;
    background: #667eea;
    color: white;
    border: none;
    border-radius: 5px;
    font-size: 16px;
    cursor: pointer;
    transition: background 0.3s;
}

.login-btn:hover {
    background: #5a6fd8;
}

/* Header Styles */
.header {
    background: #fff;
    padding: 15px 30px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.header h1 {
    color: #333;
    font-size: 24px;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 15px;
}

.user-info span {
    color: #666;
}

.role-badge {
    background: #667eea;
    color: white;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
}

.logout-btn, .nav-btn {
    padding: 8px 16px;
    background: #dc3545;
    color: white;
    text-decoration: none;
    border-radius: 4px;
    font-size: 14px;
    transition: background 0.3s;
}

.nav-btn {
    background: #007cba;
}

.logout-btn:hover {
    background: #c82333;
}

.nav-btn:hover {
    background: #005a87;
}

/* Container and Layout */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Card Styles */
.welcome-card {
    background: white;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    margin-bottom: 30px;
}

.welcome-card h2 {
    color: #333;
    margin-bottom: 15px;
}

.welcome-card p {
    color: #666;
}

/* Grid Layouts */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin: 30px 0;
}

.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.stat-card, .tool-card {
    background: white;
    padding: 25px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    text-align: center;
    transition: transform 0.3s;
}

.stat-card:hover, .tool-card:hover {
    transform: translateY(-5px);
}

.stat-number {
    font-size: 32px;
    font-weight: bold;
    color: #667eea;
}

.stat-label {
    color: #666;
    margin-top: 5px;
}

.tool-card h3 {
    color: #333;
    margin-bottom: 15px;
}

.tool-card p {
    color: #666;
    margin-bottom: 20px;
}

.tool-btn {
    display: inline-block;
    padding: 12px 24px;
    background: #667eea;
    color: white;
    text-decoration: none;
    border-radius: 5px;
    font-weight: 500;
    transition: background 0.3s;
}

.tool-btn:hover {
    background: #5a6fd8;
}

/* File Upload Styles */
.file-info {
    background: #f5f5f5;
    padding: 15px;
    margin: 10px 0;
    border-radius: 5px;
}

.large-file-warning {
    background: #fff3cd;
    border: 1px solid #ffeaa7;
    padding: 15px;
    margin: 10px 0;
    border-radius: 5px;
}

.upload-section {
    background: white;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    margin: 20px 0;
    text-align: center;
}

.upload-section input[type="file"] {
    margin-bottom: 20px;
    padding: 10px;
    border: 2px dashed #ddd;
    border-radius: 5px;
    width: 100%;
}

.upload-btn {
    padding: 15px 30px;
    background: #28a745;
    color: white;
    border: none;
    border-radius: 5px;
    font-size: 16px;
    cursor: pointer;
    transition: background 0.3s;
}

.upload-btn:hover {
    background: #218838;
}

.upload-btn:disabled {
    background: #6c757d;
    cursor: not-allowed;
}

/* Progress Styles */
.progress-container {
    background: white;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    margin: 20px 0;
    display: none;
}

.progress-bar {
    width: 100%;
    height: 30px;
    background: #f0f0f0;
    border-radius: 15px;
    overflow: hidden;
    margin: 20px 0;
}

.progress-fill {
    height: 100%;
    background: #007cba;
    width: 0%;
    transition: width 0.3s;
}

/* Message Styles */
.error-message, .error {
    color: red;
    font-weight: bold;
    padding: 10px;
    background: #ffe6e6;
    border: 1px solid #ff0000;
    margin: 10px 0;
    border-radius: 5px;
}

.success-message, .success {
    color: green;
    font-weight: bold;
    padding: 10px;
    background: #e6ffe6;
    border: 1px solid #00ff00;
    margin: 10px 0;
    border-radius: 5px;
}

.warning {
    color: orange;
    font-weight: bold;
    padding: 10px;
    background: #fff3e6;
    border: 1px solid #ff8800;
    margin: 10px 0;
    border-radius: 5px;
}

/* Security Info */
.security-info {
    margin-top: 20px;
    padding: 15px;
    background: #f8f9fa;
    border-radius: 5px;
    font-size: 12px;
    color: #666;
}

.security-info h4 {
    margin-bottom: 8px;
    color: #333;
}

/* Results Page Styles */
.stats-info {
    background: white;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    margin: 20px 0;
}

.action-buttons {
    background: white;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    margin: 20px 0;
    text-align: center;
}

.export-btn, .cleanup-btn {
    padding: 10px 20px;
    margin: 5px;
    background: #28a745;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background 0.3s;
}

.cleanup-btn {
    background: #dc3545;
}

.export-btn:hover {
    background: #218838;
}

.cleanup-btn:hover {
    background: #c82333;
}

/* Table Styles */
.table-container {
    background: white;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    overflow: hidden;
    margin: 20px 0;
}

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

.data-table th,
.data-table td {
    border: 1px solid #ddd;
    padding: 8px;
    text-align: left;
}

.data-table th {
    background-color: #f2f2f2;
    font-weight: bold;
}

.data-table td[contenteditable="true"]:hover {
    background-color: #f8f9fa;
}

/* Pagination */
.pagination {
    margin: 20px 0;
    text-align: center;
}

.pagination a {
    padding: 8px 16px;
    margin: 0 4px;
    text-decoration: none;
    background: #007cba;
    color: white;
    border-radius: 4px;
    transition: background 0.3s;
}

.pagination a:hover {
    background: #005a87;
}

.pagination a.current {
    background: #005a87;
}

/* Responsive Design */
@media (max-width: 768px) {
    .header {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
    
    .user-info {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .stats-grid,
    .tools-grid {
        grid-template-columns: 1fr;
    }
    
    .container {
        padding: 0 10px;
    }
    
    .table-container {
        overflow-x: auto;
    }
}
.export-dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-content {
    display: none;
    position: absolute;
    background-color: white;
    min-width: 200px;
    box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.2);
    z-index: 1;
    border-radius: 5px;
}

.dropdown-content a {
    color: black;
    padding: 12px 16px;
    text-decoration: none;
    display: block;
    border-bottom: 1px solid #eee;
}

.dropdown-content a:hover {
    background-color: #f1f1f1;
}

.export-dropdown:hover .dropdown-content {
    display: block;
}