.description-container {
        min-height: calc(100vh - 200px);
        margin: -1.5rem -1rem;
        padding: 2rem;
    }

    .description-card {
        background: white;
        border-radius: 20px;
        box-shadow: 0 20px 60px rgba(0,0,0,0.3);
        width: 100%;
        max-width: 1200px;
        margin: 0 auto;
        padding: 2.5rem;
        animation: slideUp 0.5s ease;
    }

    @keyframes slideUp {
        from {
            opacity: 0;
            transform: translateY(30px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }

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

    .page-header h1 {
        color: #333 !important;
        font-size: 2.5rem;
        font-weight: 600;
        margin-bottom: 1rem;
        position: relative;
        display: inline-block;
    }

    .page-header h1::after {
        content: '';
        position: absolute;
        bottom: -10px;
        left: 50%;
        transform: translateX(-50%);
        width: 80px;
        height: 3px;
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        border-radius: 3px;
    }

    .page-header .subtitle {
        color: #666;
        font-size: 1.1rem;
        margin-top: 1rem;
        max-width: 600px;
        margin-left: auto;
        margin-right: auto;
    }

    .breadcrumbs {
        display: flex;
        align-items: center;
        gap: 0.5rem;
        margin-bottom: 2rem;
        padding: 1rem;
        background: #f9fafb;
        border-radius: 12px;
        color: #6b7280;
        font-size: 0.95rem;
    }

    .breadcrumbs a {
        color: #667eea;
        text-decoration: none;
        transition: color 0.3s ease;
    }

    .breadcrumbs a:hover {
        color: #764ba2;
        text-decoration: underline;
    }

    .breadcrumbs i {
        font-size: 0.8rem;
        color: #9ca3af;
    }

    .breadcrumbs .current {
        color: #374151;
        font-weight: 500;
    }

    .section-title {
        color: #374151;
        font-size: 1.5rem;
        font-weight: 600;
        margin: 2rem 0 1.5rem;
        display: flex;
        align-items: center;
        gap: 0.75rem;
        padding-bottom: 0.75rem;
        border-bottom: 2px solid #f3f4f6;
    }

    .section-title i {
        color: #667eea;
        font-size: 1.5rem;
    }

    .section-title:first-of-type {
        margin-top: 0;
    }

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

    .abbreviation-card {
        background: #f9fafb;
        border-radius: 16px;
        padding: 1.25rem;
        transition: all 0.3s ease;
        border: 2px solid transparent;
    }

    .abbreviation-card:hover {
        border-color: #667eea;
        transform: translateY(-2px);
        box-shadow: 0 10px 30px rgba(102, 126, 234, 0.1);
    }

    .abbreviation-header {
        display: flex;
        align-items: center;
        gap: 1rem;
        margin-bottom: 0.75rem;
    }

    .abbreviation-badge {
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        color: white;
        padding: 0.25rem 1rem;
        border-radius: 50px;
        font-size: 0.9rem;
        font-weight: 600;
        letter-spacing: 0.5px;
        white-space: nowrap;
    }

    .abbreviation-icon {
        width: 36px;
        height: 36px;
        background: rgba(102, 126, 234, 0.1);
        border-radius: 10px;
        display: flex;
        align-items: center;
        justify-content: center;
        color: #667eea;
        font-size: 1.2rem;
    }

    .abbreviation-description {
        color: #4b5563;
        font-size: 1rem;
        line-height: 1.5;
        padding-left: 0.5rem;
        border-left: 3px solid #e5e7eb;
    }

    .abbreviation-description strong {
        color: #667eea;
        font-weight: 600;
    }

    .features-grid {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
        gap: 1rem;
    }

    .feature-item {
        background: #f9fafb;
        border-radius: 12px;
        padding: 1rem 1.25rem;
        display: flex;
        align-items: flex-start;
        gap: 1rem;
        transition: all 0.3s ease;
        border: 2px solid transparent;
    }

    .feature-item:hover {
        border-color: #667eea;
        background: white;
    }

    .feature-icon {
        width: 40px;
        height: 40px;
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        border-radius: 10px;
        display: flex;
        align-items: center;
        justify-content: center;
        color: white;
        font-size: 1.2rem;
        flex-shrink: 0;
    }

    .feature-content {
        flex: 1;
    }

    .feature-title {
        font-weight: 600;
        color: #1f2937;
        margin-bottom: 0.25rem;
        display: flex;
        align-items: center;
        gap: 0.5rem;
        flex-wrap: wrap;
    }

    .feature-tag {
        display: inline-block;
        padding: 0.15rem 0.5rem;
        background: #f3f4f6;
        border-radius: 20px;
        font-size: 0.7rem;
        color: #6b7280;
        font-weight: 400;
        text-transform: uppercase;
        letter-spacing: 0.5px;
    }

    .feature-tag.important {
        background: #fee2e2;
        color: #dc2626;
    }

    .feature-description {
        color: #6b7280;
        font-size: 0.9rem;
        line-height: 1.5;
    }

    .info-box {
        background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
        border-radius: 16px;
        padding: 1.5rem;
        margin: 2rem 0;
        display: flex;
        align-items: flex-start;
        gap: 1rem;
        border: 1px solid #bfdbfe;
    }

    .info-box i {
        font-size: 2rem;
        color: #3b82f6;
        flex-shrink: 0;
    }

    .info-box-content {
        flex: 1;
    }

    .info-box-title {
        color: #1e3a8a;
        font-weight: 600;
        font-size: 1.1rem;
        margin-bottom: 0.5rem;
    }

    .info-box-text {
        color: #2563eb;
        font-size: 0.95rem;
        line-height: 1.6;
    }

    .info-box-text ul {
        margin: 0.5rem 0 0 1.5rem;
        padding: 0;
    }

    .info-box-text li {
        margin-bottom: 0.25rem;
    }

    .quick-actions {
        display: flex;
        gap: 1rem;
        margin-top: 2rem;
        justify-content: center;
    }

    .action-button {
        display: inline-flex;
        align-items: center;
        gap: 0.5rem;
        padding: 0.75rem 1.5rem;
        background: #f3f4f6;
        border-radius: 12px;
        color: #4b5563;
        text-decoration: none;
        font-size: 0.95rem;
        transition: all 0.3s ease;
    }

    .action-button:hover {
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        color: white;
        transform: translateY(-2px);
    }

    .action-button i {
        font-size: 1rem;
    }

    .note {
        margin-top: 2rem;
        padding: 1rem;
        background: #f3f4f6;
        border-radius: 12px;
        color: #6b7280;
        font-size: 0.9rem;
        text-align: center;
        border: 1px dashed #e5e7eb;
    }

    .note i {
        color: #667eea;
        margin-right: 0.5rem;
    }

    @media (max-width: 768px) {
        .description-card {
            padding: 1.5rem;
        }

        .page-header h1 {
            font-size: 2rem;
        }

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

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

        .section-title {
            font-size: 1.3rem;
        }

        .info-box {
            flex-direction: column;
            align-items: center;
            text-align: center;
        }
    }

    @media (max-width: 480px) {
        .abbreviation-header {
            flex-direction: column;
            align-items: flex-start;
        }

        .feature-item {
            flex-direction: column;
            align-items: flex-start;
        }
    }