.standards-container {
        max-width: 1200px;
        margin: 0 auto;
        padding: 2rem;
    }
    
    .standards-hero {
        text-align: center;
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        color: white;
        padding: 3rem;
        border-radius: 16px;
        margin-bottom: 3rem;
    }
    
    .standards-hero h1 {
        font-size: 3rem;
        font-weight: 700;
        margin-bottom: 1rem;
    }
    
    .standards-hero p {
        font-size: 1.2rem;
        opacity: 0.9;
    }
    
    .standards-nav {
        display: flex;
        justify-content: center;
        flex-wrap: wrap;
        gap: 1rem;
        margin-bottom: 3rem;
    }
    
    .nav-pill {
        padding: 0.75rem 1.5rem;
        background: white;
        border: 2px solid #e2e8f0;
        border-radius: 25px;
        text-decoration: none;
        color: #4a5568;
        font-weight: 600;
        transition: all 0.3s ease;
    }
    
    .nav-pill:hover, .nav-pill.active {
        background: #667eea;
        color: white;
        border-color: #667eea;
        text-decoration: none;
    }
    
    .standard-card {
        background: white;
        border-radius: 16px;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
        padding: 2.5rem;
        margin-bottom: 2rem;
        border-left: 5px solid #667eea;
    }
    
    .standard-card h3 {
        color: #2d3748;
        font-size: 1.75rem;
        font-weight: 700;
        margin-bottom: 1rem;
        display: flex;
        align-items: center;
    }
    
    .standard-card h3 i {
        margin-right: 0.75rem;
        color: #667eea;
        font-size: 1.5rem;
    }
    
    .standard-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 2rem;
        margin: 2rem 0;
    }
    
    .standard-item {
        background: #f8fafc;
        border: 1px solid #e2e8f0;
        border-radius: 12px;
        padding: 1.5rem;
        transition: all 0.3s ease;
    }
    
    .standard-item:hover {
        transform: translateY(-5px);
        box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    }
    
    .standard-item h4 {
        color: #2d3748;
        font-size: 1.25rem;
        font-weight: 600;
        margin-bottom: 0.75rem;
        display: flex;
        align-items: center;
    }
    
    .standard-item h4 i {
        margin-right: 0.5rem;
        color: #667eea;
    }
    
    .code-block {
        background: #1a202c;
        color: #e2e8f0;
        padding: 1.5rem;
        border-radius: 8px;
        font-family: 'Fira Code', monospace;
        font-size: 0.9rem;
        overflow-x: auto;
        margin: 1rem 0;
    }
    
    .code-block .comment {
        color: #68d391;
    }
    
    .code-block .key {
        color: #63b3ed;
    }
    
    .code-block .string {
        color: #fbb6ce;
    }
    
    .code-block .number {
        color: #f6ad55;
    }
    
    .requirement-badge {
        display: inline-block;
        background: #667eea;
        color: white;
        padding: 0.25rem 0.75rem;
        border-radius: 15px;
        font-size: 0.8rem;
        font-weight: 600;
        margin-right: 0.5rem;
        margin-bottom: 0.5rem;
    }
    
    .requirement-badge.optional {
        background: #68d391;
    }
    
    .requirement-badge.recommended {
        background: #f6ad55;
    }
    
    .checklist {
        list-style: none;
        padding: 0;
    }
    
    .checklist li {
        display: flex;
        align-items: flex-start;
        margin-bottom: 0.75rem;
        padding: 0.5rem;
        background: #f8fafc;
        border-radius: 8px;
    }
    
    .checklist li i {
        color: #48bb78;
        margin-right: 0.75rem;
        margin-top: 0.25rem;
    }
    
    .alert-info {
        background: #e6fffa;
        border: 1px solid #81e6d9;
        border-radius: 8px;
        padding: 1rem;
        margin: 1.5rem 0;
        display: flex;
        align-items: flex-start;
    }
    
    .alert-info i {
        color: #319795;
        margin-right: 0.75rem;
        margin-top: 0.25rem;
    }
    
    .alert-warning {
        background: #fffbeb;
        border: 1px solid #f6cc6d;
        border-radius: 8px;
        padding: 1rem;
        margin: 1.5rem 0;
        display: flex;
        align-items: flex-start;
    }
    
    .alert-warning i {
        color: #d69e2e;
        margin-right: 0.75rem;
        margin-top: 0.25rem;
    }
    
    .btn-primary {
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        color: white;
        padding: 0.75rem 2rem;
        border: none;
        border-radius: 8px;
        font-weight: 600;
        cursor: pointer;
        transition: all 0.3s ease;
        text-decoration: none;
        display: inline-flex;
        align-items: center;
    }
    
    .btn-primary:hover {
        transform: translateY(-2px);
        box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
        text-decoration: none;
        color: white;
    }
    
    .btn-primary i {
        margin-right: 0.5rem;
    }
    
    .format-table {
        width: 100%;
        border-collapse: collapse;
        margin: 1.5rem 0;
        background: white;
        border-radius: 8px;
        overflow: hidden;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    }
    
    .format-table th {
        background: #667eea;
        color: white;
        padding: 1rem;
        text-align: left;
        font-weight: 600;
    }
    
    .format-table td {
        padding: 0.75rem 1rem;
        border-bottom: 1px solid #e2e8f0;
    }
    
    .format-table tr:nth-child(even) {
        background: #f8fafc;
    }
    
    .format-table tr:hover {
        background: #edf2f7;
    }
    
    .status-indicator {
        display: inline-block;
        width: 10px;
        height: 10px;
        border-radius: 50%;
        margin-right: 0.5rem;
    }
    
    .status-supported {
        background: #48bb78;
    }
    
    .status-partial {
        background: #ed8936;
    }
    
    .status-unsupported {
        background: #f56565;
    }
    
    .quality-metric {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 0.75rem;
        background: white;
        border-radius: 8px;
        margin-bottom: 0.5rem;
        border: 1px solid #e2e8f0;
    }
    
    .quality-score {
        font-weight: 600;
        color: #2d3748;
    }
    
    .score-bar {
        width: 100px;
        height: 8px;
        background: #e2e8f0;
        border-radius: 4px;
        overflow: hidden;
        margin-left: 1rem;
    }
    
    .score-fill {
        height: 100%;
        background: #48bb78;
        transition: width 0.3s ease;
    }
    
    .ethics-principle {
        border-left: 4px solid #667eea;
        padding: 1rem;
        margin: 1rem 0;
        background: #f8fafc;
        border-radius: 0 8px 8px 0;
    }
    
    .ethics-principle h5 {
        color: #2d3748;
        font-weight: 600;
        margin-bottom: 0.5rem;
    }
    
    .submission-step {
        display: flex;
        align-items: flex-start;
        margin: 1.5rem 0;
        padding: 1rem;
        background: #f8fafc;
        border-radius: 8px;
        border: 1px solid #e2e8f0;
    }
    
    .step-number {
        background: #667eea;
        color: white;
        width: 30px;
        height: 30px;
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        font-weight: 600;
        margin-right: 1rem;
        flex-shrink: 0;
    }
    
    .step-content h5 {
        color: #2d3748;
        font-weight: 600;
        margin-bottom: 0.5rem;
    }
    
    .documentation-example {
        background: #f8fafc;
        border: 1px solid #e2e8f0;
        border-radius: 8px;
        padding: 1.5rem;
        margin: 1rem 0;
    }
    
    .documentation-example h5 {
        color: #2d3748;
        font-weight: 600;
        margin-bottom: 1rem;
        display: flex;
        align-items: center;
    }
    
    .documentation-example h5 i {
        margin-right: 0.5rem;
        color: #667eea;
    }