/* SMTP About Page Plugin Styles */

.smtp-about-page * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

.smtp-about-page {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #333;
    background: transparent;
    min-height: auto;
    margin: 0;
    padding: 0;
}

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

.smtp-hero-section {
    text-align: center;
    padding: 40px 20px;
    color: #333;
    margin-bottom: 30px;
    background: transparent;
}

.smtp-hero-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 20px;
    text-shadow: none;
    animation: fadeInUp 1s ease-out;
    color: #2c3e50;
}

.smtp-hero-subtitle {
    font-size: 1.2rem;
    opacity: 0.8;
    margin-bottom: 25px;
    animation: fadeInUp 1s ease-out 0.2s both;
    color: #555;
}

.smtp-hero-description {
    font-size: 1rem;
    max-width: 800px;
    margin: 0 auto;
    opacity: 0.75;
    animation: fadeInUp 1s ease-out 0.4s both;
    color: #666;
}

.smtp-main-content {
    background: transparent;
    border-radius: 0;
    box-shadow: none;
    overflow: visible;
    margin-bottom: 30px;
}

.smtp-content-section {
    padding: 40px 20px;
    background: transparent;
}

.smtp-section-title {
    font-size: 2.2rem;
    color: #2c3e50;
    margin-bottom: 25px;
    position: relative;
    display: inline-block;
}

.smtp-section-title::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 50px;
    height: 3px;
    background: linear-gradient(45deg, #667eea, #764ba2);
    border-radius: 2px;
}

.smtp-section-description {
    font-size: 1rem;
    color: #555;
    margin-bottom: 35px;
    line-height: 1.7;
}

.smtp-features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
    margin: 35px 0;
}

.smtp-feature-card {
    background: #f8f9fa;
    padding: 25px;
    border-radius: 12px;
    border-left: 4px solid #667eea;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.smtp-feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 80px;
    height: 80px;
    background: linear-gradient(45deg, rgba(102, 126, 234, 0.08), rgba(118, 75, 162, 0.08));
    border-radius: 50%;
    transform: translate(25px, -25px);
    transition: all 0.3s ease;
}

.smtp-feature-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.1);
}

.smtp-feature-card:hover::before {
    transform: translate(20px, -20px) scale(1.1);
}

.smtp-feature-title {
    font-size: 1.2rem;
    color: #2c3e50;
    margin-bottom: 12px;
    font-weight: 600;
}

.smtp-feature-description {
    color: #666;
    line-height: 1.5;
    font-size: 0.95rem;
}

.smtp-knowledge-base-section {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    color: white;
    padding: 50px 20px;
    margin: 30px 0;
    border-radius: 0;
}

.smtp-knowledge-base-section .smtp-section-title {
    color: white;
}

.smtp-knowledge-base-section .smtp-section-description {
    color: rgba(255,255,255,0.9);
}

.smtp-knowledge-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
    margin-top: 35px;
}

.smtp-knowledge-category {
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
    padding: 25px;
    border-radius: 12px;
    border: 1px solid rgba(255,255,255,0.2);
    transition: all 0.3s ease;
}

.smtp-knowledge-category:hover {
    background: rgba(255,255,255,0.2);
    transform: translateY(-3px);
}

.smtp-category-title {
    font-size: 1.2rem;
    margin-bottom: 12px;
    font-weight: 600;
}

.smtp-category-description {
    font-size: 0.9rem;
    opacity: 0.9;
    line-height: 1.5;
}

.smtp-users-section {
    background: #2c3e50;
    color: white;
    padding: 50px 20px;
    margin: 30px 0;
}

.smtp-users-section .smtp-section-title {
    color: white;
}

.smtp-users-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    margin-top: 35px;
}

.smtp-user-card {
    text-align: center;
    padding: 25px;
    background: rgba(255,255,255,0.1);
    border-radius: 12px;
    transition: all 0.3s ease;
}

.smtp-user-card:hover {
    background: rgba(255,255,255,0.15);
    transform: scale(1.03);
}

.smtp-user-icon {
    font-size: 2.5rem;
    margin-bottom: 15px;
    display: block;
}

.smtp-user-title {
    font-size: 1.1rem;
    margin-bottom: 12px;
    font-weight: 600;
}

.smtp-user-description {
    font-size: 0.9rem;
    opacity: 0.9;
    line-height: 1.5;
}

.smtp-security-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 50px 20px;
    margin: 30px 0;
}

.smtp-security-section .smtp-section-title {
    color: white;
}

.smtp-security-section .smtp-section-description {
    color: rgba(255,255,255,0.9);
}

.smtp-security-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
    margin-top: 35px;
}

.smtp-security-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    padding: 20px;
    background: rgba(255,255,255,0.1);
    border-radius: 10px;
    backdrop-filter: blur(5px);
}

.smtp-security-icon {
    font-size: 1.8rem;
    color: #ffd700;
    flex-shrink: 0;
}

.smtp-security-content h4 {
    margin-bottom: 8px;
    font-size: 1rem;
}

.smtp-security-content p {
    opacity: 0.9;
    font-size: 0.9rem;
}

.smtp-cta-section {
    text-align: center;
    padding: 50px 20px;
    background: transparent;
}

.smtp-cta-button {
    display: inline-block;
    padding: 12px 35px;
    background: linear-gradient(45deg, #667eea, #764ba2);
    color: white;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    box-shadow: 0 5px 20px rgba(0,0,0,0.15);
}

.smtp-cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.25);
    color: white;
}

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

@media (max-width: 768px) {
    .smtp-about-page {
        margin: 0;
        padding: 0;
    }
    
    .smtp-hero-title {
        font-size: 2.2rem;
    }
    
    .smtp-hero-subtitle {
        font-size: 1.1rem;
    }
    
    .smtp-hero-description {
        font-size: 0.95rem;
    }
    
    .smtp-content-section {
        padding: 30px 15px;
    }
    
    .smtp-knowledge-base-section,
    .smtp-users-section,
    .smtp-security-section {
        padding: 40px 15px;
    }
    
    .smtp-section-title {
        font-size: 1.8rem;
    }
    
    .smtp-features-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .smtp-knowledge-grid,
    .smtp-users-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .smtp-security-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .smtp-feature-card,
    .smtp-knowledge-category,
    .smtp-user-card {
        padding: 20px;
    }
    
    .smtp-cta-section {
        padding: 40px 15px;
    }
}