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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    padding: 20px;
    color: #333;
}

.container {
    max-width: 1000px;
    margin: 0 auto;
}

header {
    background: white;
    border-radius: 10px;
    padding: 20px 30px;
    margin-bottom: 20px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

header h1 {
    color: #667eea;
    font-size: 28px;
}

#auth-section {
    display: flex;
    align-items: center;
    gap: 15px;
}

#user-info {
    display: flex;
    align-items: center;
    gap: 10px;
}

.avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 2px solid #667eea;
}

.card {
    background: white;
    border-radius: 10px;
    padding: 30px;
    margin-bottom: 20px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.card h2 {
    color: #667eea;
    margin-bottom: 20px;
    font-size: 24px;
}

.guidelines-list {
    list-style: none;
    padding: 0;
}

.guidelines-list li {
    padding: 10px;
    margin-bottom: 10px;
    background: #f8f9fa;
    border-radius: 5px;
    border-left: 4px solid #667eea;
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #555;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 2px solid #e0e0e0;
    border-radius: 5px;
    font-size: 14px;
    font-family: inherit;
    transition: border-color 0.3s;
}

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

.char-count {
    text-align: right;
    font-size: 12px;
    color: #888;
    margin-top: 5px;
}

.btn {
    padding: 12px 24px;
    border: none;
    border-radius: 5px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-primary {
    background: #667eea;
    color: white;
}

.btn-primary:hover {
    background: #5568d3;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(102, 126, 234, 0.3);
}

.btn-secondary {
    background: #6c757d;
    color: white;
}

.btn-secondary:hover {
    background: #5a6268;
}

.btn-success {
    background: #28a745;
    color: white;
}

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

.btn-danger {
    background: #dc3545;
    color: white;
}

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

.hidden {
    display: none !important;
}

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

.filter-section {
    display: flex;
    align-items: center;
    gap: 10px;
}

.filter-section select {
    padding: 8px 12px;
    border: 2px solid #e0e0e0;
    border-radius: 5px;
    font-size: 14px;
}

.comments-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.comment-item {
    background: #f8f9fa;
    border-radius: 8px;
    padding: 20px;
    border-left: 4px solid #667eea;
}

.comment-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.comment-author {
    display: flex;
    align-items: center;
    gap: 10px;
}

.comment-author img {
    width: 32px;
    height: 32px;
    border-radius: 50%;
}

.comment-author-name {
    font-weight: 600;
    color: #333;
}

.comment-date {
    font-size: 12px;
    color: #888;
}

.comment-content {
    margin-bottom: 15px;
    line-height: 1.6;
    color: #555;
}

.comment-rating {
    display: flex;
    align-items: center;
    gap: 5px;
}

.star {
    color: #ffc107;
    font-size: 18px;
}

.star.empty {
    color: #e0e0e0;
}

.loading {
    text-align: center;
    padding: 40px;
    color: #888;
}

.error-message {
    background: #f8d7da;
    color: #721c24;
    padding: 15px;
    border-radius: 5px;
    border-left: 4px solid #f5c6cb;
    margin-bottom: 20px;
}

.success-message {
    background: #d4edda;
    color: #155724;
    padding: 15px;
    border-radius: 5px;
    border-left: 4px solid #c3e6cb;
    margin-bottom: 20px;
}

.warning-message {
    background: #fff3cd;
    color: #856404;
    padding: 15px;
    border-radius: 5px;
    border-left: 4px solid #ffeeba;
    margin-bottom: 20px;
}

.rating-display {
    margin-top: 15px;
    padding: 15px;
    background: white;
    border-radius: 5px;
}

.rating-selector {
    display: flex;
    gap: 10px;
    align-items: center;
    margin-top: 10px;
}

.rating-selector button {
    padding: 8px 16px;
    border: 2px solid #667eea;
    background: white;
    color: #667eea;
    border-radius: 5px;
    cursor: pointer;
    font-weight: 600;
}

.rating-selector button:hover {
    background: #667eea;
    color: white;
}

.rating-selector button.selected {
    background: #667eea;
    color: white;
}

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

.stat-item {
    text-align: center;
    padding: 20px;
    background: #f8f9fa;
    border-radius: 8px;
}

.stat-value {
    font-size: 36px;
    font-weight: bold;
    color: #667eea;
    margin-bottom: 8px;
}

.stat-label {
    font-size: 14px;
    color: #888;
    text-transform: uppercase;
    letter-spacing: 1px;
}

footer {
    text-align: center;
    padding: 20px;
    color: white;
    font-size: 14px;
}

@media (max-width: 768px) {
    header {
        flex-direction: column;
        gap: 15px;
    }

    .section-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }

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