/* content-sections.css - Kiểu dáng cho các phần nội dung chính */

/* Diem Dau Section */
#diem-dau {
    background-color: var(--off-white);
    position: relative;
    z-index: 1;
}

#diem-dau::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 300px;
    height: 300px;
    background-color: var(--primary-color);
    opacity: 0.05;
    border-radius: 50%;
    z-index: -1;
}

.pain-points {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.pain-item {
    background-color: white;
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    transition: transform var(--duration-normal);
    border-bottom: 3px solid transparent;
}

.pain-item:hover {
    transform: translateY(-10px);
    border-bottom: 3px solid var(--primary-color);
}

.pain-item h3 {
    color: var(--primary-dark);
    margin-bottom: var(--spacing-sm);
    font-size: 1.3rem;
}

.pain-item p {
    color: var(--text-medium);
    margin-bottom: 0;
}

/* Gioi Thieu Section */
#gioi-thieu {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-xl);
}

.intro-content {
    flex: 1;
    min-width: 300px;
}

.intro-content h2 {
    text-align: left;
}

.intro-content h2::after {
    left: 0;
    transform: none;
}

.intro-content p {
    color: var(--text-medium);
    font-size: 1.1rem;
    line-height: 1.7;
}

.intro-image {
    flex: 1;
    min-width: 300px;
    position: relative;
}

.intro-image img {
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
}

.intro-image::after {
    content: '';
    position: absolute;
    top: 20px;
    right: -20px;
    width: 150px;
    height: 150px;
    background: var(--gradient-primary);
    opacity: 0.1;
    border-radius: 50%;
    z-index: -1;
}

/* Tinh Nang Section */
#tinh-nang {
    background-color: white;
    position: relative;
    overflow: hidden;
}

#tinh-nang::before {
    content: '';
    position: absolute;
    bottom: -100px;
    left: -100px;
    width: 300px;
    height: 300px;
    background-color: var(--accent-color);
    opacity: 0.05;
    border-radius: 50%;
    z-index: 0;
}

.feature {
    display: flex;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-lg);
    background-color: white;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    position: relative;
    z-index: 1;
    transition: transform var(--duration-normal);
}

.feature:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    flex-shrink: 0;
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
}

.feature-content {
    flex: 1;
}

.feature-content h3 {
    color: var(--primary-dark);
    margin-bottom: var(--spacing-sm);
}

.feature-content p {
    color: var(--text-medium);
    margin-bottom: var(--spacing-sm);
}

.feature-content ul {
    list-style-type: disc;
    padding-left: var(--spacing-lg);
    color: var(--text-medium);
}

.feature-content li {
    margin-bottom: var(--spacing-xs);
}

/* Loi Ich Section */
#loi-ich {
    background-color: var(--off-white);
}

.benefits {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.benefit-item {
    background-color: white;
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    border-top: 3px solid var(--secondary-color);
    transition: transform var(--duration-normal);
}

.benefit-item:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.benefit-item h3 {
    color: var(--secondary-color);
    margin-bottom: var(--spacing-sm);
    font-size: 1.3rem;
}

.benefit-item p {
    color: var(--text-medium);
    margin-bottom: 0;
}

/* Testimonials Section */
#testimonials {
    background-color: white;
    position: relative;
    overflow: hidden;
}

#testimonials::before {
    content: '';
    position: absolute;
    top: -100px;
    right: -100px;
    width: 300px;
    height: 300px;
    background-color: var(--primary-color);
    opacity: 0.05;
    border-radius: 50%;
    z-index: 0;
}

.testimonial-container {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
    justify-content: center;
}

.testimonial {
    flex: 1;
    min-width: 300px;
    max-width: 400px;
    background-color: white;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    transition: transform var(--duration-normal);
    position: relative;
    z-index: 1;
}

.testimonial:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.testimonial-content {
    padding: var(--spacing-lg);
    position: relative;
}

.testimonial-content::before {
    content: '"';
    position: absolute;
    top: 10px;
    left: 10px;
    font-size: 5rem;
    font-family: "Georgia", serif;
    color: var(--light-gray);
    line-height: 0;
    z-index: -1;
}

.testimonial-content p {
    color: var(--text-medium);
    font-style: italic;
    position: relative;
    z-index: 1;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    background-color: #f8f9fa;
    border-bottom-left-radius: var(--border-radius-lg);
    border-bottom-right-radius: var(--border-radius-lg);
}

.testimonial-author img {
    border-radius: 50%;
    border: 3px solid white;
    box-shadow: var(--shadow-sm);
}

.testimonial-author h4 {
    margin-bottom: 0;
    color: var(--dark-blue);
}

.testimonial-author p {
    margin-bottom: 0;
    color: var(--text-light);
    font-size: 0.9rem;
}

/* Pricing Section */
#pricing {
    background-color: var(--off-white);
}

.pricing-container {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
    justify-content: center;
}

.pricing-plan {
    flex: 1;
    min-width: 280px;
    max-width: 350px;
    background-color: white;
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: transform var(--duration-normal);
    position: relative;
    overflow: hidden;
}

.pricing-plan.featured {
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
    border: 2px solid var(--primary-light);
}

.pricing-plan:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.pricing-plan.featured:hover {
    transform: scale(1.05) translateY(-10px);
}

.best-seller {
    position: absolute;
    top: 20px;
    right: -30px;
    background-color: var(--accent-color);
    color: white;
    padding: 0.5rem 2rem;
    font-size: 0.8rem;
    font-weight: 600;
    transform: rotate(45deg);
    width: 150px;
    text-align: center;
    box-shadow: var(--shadow-sm);
}

.pricing-plan h3 {
    font-size: 1.5rem;
    margin-top: var(--spacing-md);
    color: var(--dark-blue);
}

.price {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
    margin: var(--spacing-md) 0 var(--spacing-lg);
}

.features-list {
    margin-bottom: var(--spacing-lg);
    text-align: left;
}

.features-list li {
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--light-gray);
    color: var(--text-medium);
    position: relative;
    padding-left: 25px;
}

.features-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--secondary-color);
    font-weight: 700;
}

.pricing-plan .btn {
    width: 100%;
}

/* FAQ Section */
#faq {
    background-color: white;
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--light-gray);
}

.faq-item:last-child {
    border-bottom: none;
}

.faq-item h3 {
    color: var(--primary-dark);
    font-size: 1.3rem;
    margin-bottom: var(--spacing-sm);
    cursor: pointer;
    position: relative;
    padding-right: 30px;
    transition: color var(--duration-normal);
}

.faq-item h3:hover {
    color: var(--primary-color);
}

.faq-item h3::after {
    content: '+';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.5rem;
    color: var(--primary-color);
}

.faq-item.active h3::after {
    content: '-';
}

.faq-item p {
    color: var(--text-medium);
}

/* Responsive */
@media (max-width: 992px) {
    .pain-points {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .benefits {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .feature {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .feature-content ul {
        text-align: left;
    }
}

@media (max-width: 576px) {
    .pain-points {
        grid-template-columns: 1fr;
    }
    
    .benefits {
        grid-template-columns: 1fr;
    }
}

.pricing-plan {
    background-color: white;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    padding: 30px;
    max-width: 400px;
    margin: 0 auto;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
  }
  
  .pricing-plan:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
  }
  
  .pricing-header {
    text-align: center;
    margin-bottom: 25px;
  }
  
  .pricing-icon {
    font-size: 24px;
    color: #00c853;
    margin-bottom: 15px;
  }
  
  .pricing-header h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 15px;
    color: #333;
  }
  
  .price {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
  }
  
  .free-label {
    color: #00c853;
    font-weight: 700;
    font-size: 26px;
  }
  
  .price-value {
    color: #7a8499;
    font-size: 18px;
  }
  
  .pricing-features {
    margin-top: 30px;
  }
  
  .feature-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 16px;
    font-size: 14px;
  }
  
  .feature-item i {
    margin-top: 3px;
    margin-right: 10px;
    font-size: 16px;
    flex-shrink: 0;
  }
  
  .feature-item.available i {
    color: #00c853;
  }
  
  .feature-item.unavailable i {
    color: #f44336;
  }
  
  .feature-item span {
    color: #333;
    line-height: 1.5;
  }
  
  .feature-item.unavailable span {
    color: #9e9e9e;
  }
  
  .feature-item strong {
    color: #2563eb;
    font-weight: 700;
  }
  
  .info-icon {
    color: #9e9e9e;
    font-size: 14px;
    margin-left: 5px;
    cursor: help;
  }
  
  .feature-text {
    display: flex;
    align-items: center;
  }
  
  .model-icons {
    display: flex;
    gap: 5px;
    margin-top: 5px;
    flex-wrap: wrap;
  }
  
  .model-icon {
    font-size: 12px;
    padding: 2px 8px;
    border-radius: 12px;
    font-weight: 500;
  }
  
  .model-icon.dark {
    background-color: #333;
    color: white;
  }
  
  .model-icon.light {
    background-color: #e0f2ff;
    color: #0077c2;
  }
  
  .btn {
    display: block;
    width: 100%;
    background-color: #2563eb;
    color: white;
    text-align: center;
    padding: 12px;
    border-radius: 8px;
    margin-top: 30px;
    font-weight: 600;
    text-decoration: none;
    transition: background-color 0.3s;
  }
  
  .btn:hover {
    background-color: #1d4ed8;
  }

  .pricing-plan.starter {
    background-color: white;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    padding: 30px;
    max-width: 400px;
    margin: 0 auto;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
  }
  
  .pricing-plan.starter:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
  }
  
  .pricing-header {
    text-align: center;
    margin-bottom: 25px;
  }
  
  .pricing-icon {
    font-size: 28px;
    color: #00c853;
    margin-bottom: 15px;
  }
  
  .pricing-icon i {
    color: #00c853;
  }
  
  .pricing-header h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 15px;
    color: #00c853;
  }
  
  .price {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
  }
  
  .price-value {
    background: linear-gradient(90deg, #9c27b0, #03a9f4);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    font-weight: 700;
    font-size: 26px;
  }
  
  .price-period {
    color: #7a8499;
    font-size: 16px;
    text-align: right;
    width: 100%;
  }
  
  .pricing-features {
    margin-top: 30px;
  }
  
  .feature-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 16px;
    font-size: 14px;
  }
  
  .feature-item i {
    margin-top: 3px;
    margin-right: 10px;
    font-size: 16px;
    flex-shrink: 0;
  }
  
  .feature-item.available i {
    color: #00c853;
  }
  
  .feature-item.unavailable i {
    color: #f44336;
  }
  
  .feature-item span {
    color: #333;
    line-height: 1.5;
  }
  
  .feature-item.unavailable span {
    color: #9e9e9e;
  }
  
  .feature-item strong {
    color: #2563eb;
    font-weight: 700;
  }
  
  .info-icon {
    color: #9e9e9e;
    font-size: 14px;
    margin-left: 5px;
    cursor: help;
  }
  
  .feature-text {
    display: flex;
    flex-direction: column;
  }
  
  .model-icons {
    display: flex;
    gap: 5px;
    margin-top: 5px;
  }
  
  .model-icon {
    font-size: 12px;
    padding: 2px 8px;
    border-radius: 12px;
    margin-right: 5px;
  }
  
  .model-icon.dark {
    color: #333;
  }
  
  .model-icon.light {
    color: #03a9f4;
  }
  
  .model-icon.orange {
    color: #ff5722;
  }
  
  .model-description {
    font-size: 12px;
    color: #666;
    margin-top: 5px;
    line-height: 1.5;
  }
  
  .exclusive-tag {
    text-align: center;
    font-weight: 600;
    margin-top: 25px;
    margin-bottom: 15px;
    color: #333;
    font-size: 14px;
  }
  
  .btn {
    display: block;
    width: 100%;
    background-color: #2563eb;
    color: white;
    text-align: center;
    padding: 12px;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    transition: background-color 0.3s;
  }
  
  .btn:hover {
    background-color: #1d4ed8;
  }
  
  .membership-btn {
    background-color: white;
    color: #333;
    border: 1px solid #e0e0e0;
  }
  
  .membership-btn:hover {
    background-color: #f5f5f5;
  }
  
  .membership-btn i {
    color: #ff5722;
    margin-right: 5px;
  }

  .pricing-plan.grow {
    background-color: white;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    padding: 30px;
    max-width: 400px;
    margin: 0 auto;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
}

.pricing-plan.grow:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.pricing-header {
    text-align: center;
    margin-bottom: 25px;
}

.pricing-icon {
    font-size: 28px;
    color: #00c853;
    margin-bottom: 15px;
}

.pricing-icon i {
    color: #00c853;
}

.pricing-header h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 15px;
    color: #00c853;
}

.price {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
}

.price-value {
    background: #3cb371;
    color: white;
    font-weight: 700;
    font-size: 26px;
    padding: 5px 20px;
    border-radius: 5px;
}

.price-period {
    color: #7a8499;
    font-size: 16px;
    text-align: right;
    width: 100%;
}

.pricing-features {
    margin-top: 30px;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 16px;
    font-size: 14px;
}

.feature-item i {
    margin-top: 3px;
    margin-right: 10px;
    font-size: 16px;
    flex-shrink: 0;
}

.feature-item.available i {
    color: #00c853;
}

.feature-item.unavailable i {
    color: #f44336;
}

.feature-item span {
    color: #333;
    line-height: 1.5;
}

.feature-item.unavailable span {
    color: #9e9e9e;
}

.feature-item strong {
    color: #2563eb;
    font-weight: 700;
}

.info-icon {
    color: #9e9e9e;
    font-size: 14px;
    margin-left: 5px;
    cursor: help;
}

.feature-text {
    display: flex;
    flex-direction: column;
}

.model-icons {
    display: flex;
    gap: 5px;
    margin-top: 5px;
}

.model-icon {
    font-size: 12px;
    padding: 2px 8px;
    border-radius: 12px;
    margin-right: 5px;
}

.model-icon.dark {
    color: #333;
}

.model-icon.light {
    color: #03a9f4;
}

.model-icon.orange {
    color: #ff5722;
}

.model-description {
    font-size: 12px;
    color: #666;
    margin-top: 5px;
    line-height: 1.5;
}

.exclusive-tag {
    text-align: center;
    font-weight: 600;
    margin-top: 25px;
    margin-bottom: 15px;
    color: #333;
    font-size: 14px;
}

.btn {
    display: block;
    width: 100%;
    background-color: #2563eb;
    color: white;
    text-align: center;
    padding: 12px;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    transition: background-color 0.3s;
}

.btn:hover {
    background-color: #1d4ed8;
}

.membership-btn {
    background-color: white;
    color: #333;
    border: 1px solid #e0e0e0;
}

.membership-btn:hover {
    background-color: #f5f5f5;
}

.membership-btn i {
    color: #ff5722;
    margin-right: 5px;
}