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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #333;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 2rem 0;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: center;
}

.logo-section {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    text-align: left;
}

.logo-text {
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
}

.logo-text h1 {
    margin-bottom: 0.2em;
    line-height: 1;
    display: block;
}

.logo-text p {
    margin-top: 0.2em;
}

.company-logo {
    height: 40px;
    width: auto;
    object-fit: contain;
}

.logo-text p {
    color: #718096;
    font-size: 1.1rem;
    font-weight: 400;
}

.header h1 {
    color: #2d3748;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.header h1 i {
    color: #667eea;
}

.header p {
    color: #718096;
    font-size: 1.1rem;
    font-weight: 400;
}

/* Main Content */
.main-content {
    padding: 3rem 0;
    min-height: calc(100vh - 200px);
}

/* Screen Management */
.screen {
    display: none;
    animation: fadeIn 0.5s ease-in-out;
}

.screen.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Welcome Screen */
.welcome-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 4rem 3rem;
    text-align: center;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    max-width: 600px;
    margin: 0 auto;
}

.welcome-icon {
    font-size: 4rem;
    color: #667eea;
    margin-bottom: 2rem;
}

.welcome-card h2 {
    font-size: 2.5rem;
    color: #2d3748;
    margin-bottom: 1.5rem;
    font-weight: 600;
}

.welcome-card p {
    font-size: 1.2rem;
    color: #718096;
    margin-bottom: 3rem;
    line-height: 1.8;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    border: none;
    border-radius: 12px;
    font-size: 1.1rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: inherit;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.6);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.9);
    color: #667eea;
    border: 2px solid #667eea;
}

.btn-secondary:hover {
    background: #667eea;
    color: white;
    transform: translateY(-2px);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
}

/* Form Styles */
.form-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 3rem;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    max-width: 800px;
    margin: 0 auto;
}

.form-card h2 {
    font-size: 2rem;
    color: #2d3748;
    margin-bottom: 2rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.form-card h2 i {
    color: #667eea;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    font-weight: 600;
    color: #2d3748;
    margin-bottom: 0.5rem;
    font-size: 1rem;
}

.form-group input,
.form-group select {
    padding: 1rem;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: white;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.form-actions {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    margin-top: 2rem;
}

/* Assessment Screen */
.assessment-container {
    max-width: 800px;
    margin: 0 auto;
}

.progress-bar {
    background: rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    height: 8px;
    margin-bottom: 2rem;
    position: relative;
    overflow: hidden;
}

.progress-fill {
    background: linear-gradient(90deg, #667eea 0%, #764ba2 100%);
    height: 100%;
    border-radius: 20px;
    transition: width 0.3s ease;
    width: 0%;
}

.progress-text {
    position: absolute;
    top: -30px;
    right: 0;
    color: white;
    font-weight: 600;
    font-size: 0.9rem;
}

.question-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 3rem;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    margin-bottom: 2rem;
}

.question-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.question-header h3 {
    font-size: 1.5rem;
    color: #2d3748;
    font-weight: 600;
    flex: 1;
}

.question-category {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    white-space: nowrap;
}

.question-content p {
    font-size: 1.2rem;
    color: #4a5568;
    margin-bottom: 2rem;
    line-height: 1.8;
}

.options-container {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.option {
    background: white;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    padding: 1.5rem;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.option:hover {
    border-color: #667eea;
    background: #f7fafc;
    transform: translateY(-2px);
}

.option.selected {
    border-color: #667eea;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.option-radio {
    width: 20px;
    height: 20px;
    border: 2px solid #cbd5e0;
    border-radius: 50%;
    position: relative;
    flex-shrink: 0;
}

.option.selected .option-radio {
    border-color: white;
    background: white;
}

.option.selected .option-radio::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 8px;
    height: 8px;
    background: #667eea;
    border-radius: 50%;
}

.option-text {
    flex: 1;
    font-weight: 500;
}

.question-actions {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
}

/* Results Screen */
.results-container {
    max-width: 1000px;
    margin: 0 auto;
}

.results-header {
    text-align: center;
    margin-bottom: 3rem;
}

.results-header h2 {
    font-size: 2.5rem;
    color: white;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
}

.results-header p {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.9);
}

.results-grid {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 2rem;
    margin-bottom: 3rem;
}

.overall-score {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 2rem;
    text-align: center;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.score-circle {
    margin-bottom: 1.5rem;
}

.score-number {
    font-size: 3rem;
    font-weight: 700;
    color: #667eea;
    margin-bottom: 0.5rem;
}

.score-label {
    font-size: 1.1rem;
    color: #718096;
    font-weight: 600;
}

.score-description {
    font-size: 1rem;
    color: #4a5568;
    line-height: 1.6;
}

.category-scores {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
}

.category-score {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    padding: 1.5rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.category-score h4 {
    color: #2d3748;
    font-size: 1.1rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.category-score h4 i {
    color: #667eea;
}

.category-progress {
    background: #e2e8f0;
    border-radius: 10px;
    height: 8px;
    margin-bottom: 0.5rem;
    overflow: hidden;
}

.category-progress-fill {
    height: 100%;
    border-radius: 10px;
    transition: width 0.3s ease;
}

.category-value {
    font-size: 0.9rem;
    color: #718096;
    font-weight: 600;
}

.recommendations {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    margin-bottom: 2rem;
}

.recommendations h3 {
    font-size: 1.5rem;
    color: #2d3748;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.recommendations h3 i {
    color: #667eea;
}

.recommendations-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.recommendation-item {
    background: #f7fafc;
    border-left: 4px solid #667eea;
    padding: 1rem;
    border-radius: 8px;
}

.recommendation-item h4 {
    color: #2d3748;
    margin-bottom: 0.5rem;
    font-size: 1rem;
}

.recommendation-item p {
    color: #718096;
    font-size: 0.9rem;
    line-height: 1.6;
}

.results-actions {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

/* Footer */
.footer {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 2rem 0;
    text-align: center;
    margin-top: auto;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

.footer-logo {
    margin-bottom: 1rem;
}

.footer-logo-img {
    height: 40px;
    width: auto;
    object-fit: contain;
    filter: brightness(0) invert(1);
    opacity: 0.8;
}

.footer-info {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer-info p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9rem;
    margin: 0;
}

.footer-info a {
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.footer-info a:hover {
    color: white;
    text-decoration: underline;
}

/* Responsive Design */
@media (max-width: 768px) {
    .logo-section {
        flex-direction: column;
        gap: 1rem;
    }
    
    .company-logo, .footer-logo-img {
        height: 40px;
    }
    
    .logo-text h1 {
        font-size: 2rem;
    }
    
    .header h1 {
        font-size: 2rem;
    }
    
    .welcome-card {
        padding: 2rem 1.5rem;
    }
    
    .welcome-card h2 {
        font-size: 2rem;
    }
    
    .form-card {
        padding: 2rem 1.5rem;
    }
    
    .form-grid {
        grid-template-columns: 1fr;
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .question-card {
        padding: 2rem 1.5rem;
    }
    
    .question-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .results-grid {
        grid-template-columns: 1fr;
    }
    
    .question-actions {
        flex-direction: column;
    }
    
    .results-actions {
        flex-direction: column;
    }
    
    .footer-content {
        gap: 1rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .header {
        padding: 1.5rem 0;
    }
    
    .main-content {
        padding: 2rem 0;
    }
    
    .welcome-card h2 {
        font-size: 1.8rem;
    }
    
    .welcome-card p {
        font-size: 1rem;
    }
    
    .btn {
        padding: 0.8rem 1.5rem;
        font-size: 1rem;
    }
}

/* Admin Modal */
.modal {
    display: flex;
    position: fixed;
    z-index: 9999;
    left: 0;
    top: 0;
    width: 100vw;
    height: 100vh;
    overflow: auto;
    background: rgba(0,0,0,0.5);
    align-items: center;
    justify-content: center;
}
.modal-content {
    background: #fff;
    border-radius: 16px;
    padding: 2rem;
    min-width: 320px;
    max-width: 90vw;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 8px 32px rgba(0,0,0,0.2);
    position: relative;
}
.close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    font-size: 2rem;
    color: #667eea;
    cursor: pointer;
}
#admin-login input {
    padding: 0.7rem;
    border-radius: 8px;
    border: 1px solid #ccc;
    margin-bottom: 1rem;
    width: 100%;
    font-size: 1rem;
}
#admin-login button, #admin-logout-btn {
    background: #667eea;
    color: #fff;
    border: none;
    border-radius: 8px;
    padding: 0.7rem 1.5rem;
    font-size: 1rem;
    cursor: pointer;
    margin-bottom: 1rem;
}
#admin-login button:hover, #admin-logout-btn:hover {
    background: #764ba2;
}
#admin-dataset-list {
    margin-top: 1rem;
    overflow-x: auto;
}
.admin-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 1rem;
    font-size: 0.95rem;
}
.admin-table th, .admin-table td {
    border: 1px solid #e2e8f0;
    padding: 0.5rem 0.7rem;
    text-align: left;
}
.admin-table th {
    background: #f7fafc;
    color: #2d3748;
    font-weight: 600;
}
.admin-table tr:nth-child(even) {
    background: #f3f4f6;
}