.security-header {
    text-align: center;
    margin-bottom: 3rem;
    padding: 2rem;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    border-radius: 1rem;
    color: white;
}

.security-header h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.security-description {
    font-size: 1.1rem;
    opacity: 0.9;
    max-width: 800px;
    margin: 0 auto;
}

.security-categories {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.security-section {
    background: var(--bg-secondary);
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: var(--shadow-sm);
}

.section-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.section-header i {
    font-size: 1.5rem;
    color: var(--primary);
    width: 3rem;
    height: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-elevated);
    border-radius: 1rem;
}

.section-header h2 {
    font-size: 1.5rem;
    color: var(--text-primary);
    margin: 0;
}

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

.tip {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 0.75rem;
    padding: 1.5rem;
    transition: all 0.3s ease;
}

.tip:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary);
}

.tip h3 {
    font-size: 1.25rem;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.tip p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.tip-actions {
    display: flex;
    justify-content: flex-end;
}

.learn-more {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
}

.learn-more:hover {
    gap: 0.75rem;
    opacity: 0.8;
}

.learn-more i {
    font-size: 0.9em;
    transition: transform 0.3s ease;
}

.tip:hover .learn-more i {
    transform: translateX(2px);
}

/* Responsive Design */
@media (max-width: 768px) {
    .security-header {
        padding: 1.5rem;
        margin-bottom: 2rem;
    }

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

    .security-section {
        padding: 1.5rem;
    }

    .security-tips {
        grid-template-columns: 1fr;
    }

    .section-header i {
        width: 2.5rem;
        height: 2.5rem;
        font-size: 1.25rem;
    }
}

@media (max-width: 480px) {
    .security-header {
        padding: 1rem;
    }

    .security-header h1 {
        font-size: 1.75rem;
    }

    .security-description {
        font-size: 1rem;
    }

    .security-section {
        padding: 1rem;
    }

    .section-header {
        gap: 0.75rem;
    }

    .section-header i {
        width: 2rem;
        height: 2rem;
        font-size: 1rem;
    }

    .section-header h2 {
        font-size: 1.25rem;
    }

    .tip {
        padding: 1rem;
    }

    .tip h3 {
        font-size: 1.1rem;
    }
}