/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #4a90e2;
    --secondary-color: #2c3e50;
    --accent-color: #27ae60;
    --text-color: #333333;
    --text-light: #666666;
    --bg-light: #f8f9fa;
    --bg-white: #ffffff;
    --border-color: #e0e0e0;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 5px 20px rgba(0, 0, 0, 0.15);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--bg-white);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Advertorial Mark */
.advertorial-mark {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    text-align: center;
    padding: 12px 0;
    font-weight: 700;
    font-size: 14px;
    letter-spacing: 2px;
    text-transform: uppercase;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

/* Header */
.main-header {
    background: var(--bg-white);
    box-shadow: var(--shadow);
    position: sticky;
    top: 41px;
    z-index: 999;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

.logo {
    font-size: 28px;
    font-weight: 700;
    color: var(--secondary-color);
    letter-spacing: 1px;
    text-decoration: none;
    transition: color 0.3s ease;
    display: inline-block;
}

.logo:hover {
    color: var(--primary-color);
}

.home-btn {
    background: var(--primary-color);
    color: white;
    padding: 10px 25px;
    text-decoration: none;
    border-radius: 5px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.home-btn:hover {
    background: #357abd;
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

/* Hero Section */
.hero-section {
    position: relative;
    padding: 60px 0;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    overflow: hidden;
}

.hero-bg-svg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.1;
    z-index: 0;
    background-image: url("data:image/svg+xml,%3Csvg width='100' height='100' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M0 0h100v100H0z' fill='%234a90e2'/%3E%3Cpath d='M20 20h60v60H20z' fill='none' stroke='%23fff' stroke-width='2'/%3E%3C/svg%3E");
    background-size: 200px 200px;
}

.hero-content {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.hero-image-wrapper {
    text-align: center;
}

.hero-image {
    max-width: 100%;
    height: auto;
    border-radius: 10px;
    box-shadow: var(--shadow-hover);
    background: white;
    padding: 20px;
}

.hero-text h1 {
    font-size: 42px;
    font-weight: 700;
    color: var(--secondary-color);
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 18px;
    color: var(--text-light);
    margin-bottom: 30px;
    line-height: 1.6;
}

.amazon-link {
    display: inline-block;
    background: #ff9900;
    color: white;
    padding: 15px 35px;
    text-decoration: none;
    border-radius: 5px;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: var(--shadow);
}

.amazon-link:hover {
    background: #e68900;
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

/* Features Section */
.features-section {
    padding: 80px 0;
    background: var(--bg-white);
    position: relative;
}

.section-title {
    font-size: 36px;
    font-weight: 700;
    text-align: center;
    color: var(--secondary-color);
    margin-bottom: 50px;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: var(--primary-color);
    margin: 20px auto 0;
    border-radius: 2px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.feature-card {
    background: var(--bg-white);
    padding: 30px;
    border-radius: 10px;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
}

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

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.feature-icon svg {
    width: 100%;
    height: 100%;
}

.feature-card h3 {
    font-size: 22px;
    font-weight: 600;
    color: var(--secondary-color);
    margin-bottom: 15px;
    text-align: center;
}

.feature-card p {
    color: var(--text-light);
    line-height: 1.7;
    text-align: center;
}

.section-divider-svg {
    margin-top: 60px;
    height: 120px;
    background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1200 120' preserveAspectRatio='none'%3E%3Cpath d='M0,60 Q300,10 600,60 T1200,60 L1200,120 L0,120 Z' fill='%23f8f9fa'/%3E%3Cpath d='M0,60 Q300,20 600,60 T1200,60' stroke='%234a90e2' stroke-width='2' fill='none' opacity='0.1'/%3E%3C/svg%3E") no-repeat center;
    background-size: cover;
}

/* How It Works Section */
.how-it-works-section {
    padding: 80px 0;
    background: var(--bg-light);
}

.steps-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-top: 50px;
}

.step-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.step-number {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 700;
}

.step-content {
    flex: 1;
}

.step-icon {
    width: 60px;
    height: 60px;
    margin-bottom: 15px;
}

.step-content h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--secondary-color);
    margin-bottom: 10px;
}

.step-content p {
    color: var(--text-light);
    line-height: 1.7;
}

/* Testimonials Section */
.testimonials-section {
    padding: 80px 0;
    background: var(--bg-white);
    position: relative;
    overflow: hidden;
}

.testimonials-bg-svg {
    position: absolute;
    top: 0;
    right: 0;
    width: 300px;
    height: 300px;
    opacity: 0.05;
    background-image: url("data:image/svg+xml,%3Csvg width='200' height='200' xmlns='http://www.w3.org/2000/svg'%3E%3Ccircle cx='100' cy='100' r='80' fill='none' stroke='%234a90e2' stroke-width='3'/%3E%3Cpath d='M100 20 L100 100 L180 100' stroke='%234a90e2' stroke-width='3' fill='none'/%3E%3C/svg%3E");
    background-size: contain;
    background-repeat: no-repeat;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
    position: relative;
    z-index: 1;
}

.testimonial-card {
    background: var(--bg-light);
    padding: 30px;
    border-radius: 10px;
    box-shadow: var(--shadow);
    border-left: 4px solid var(--primary-color);
}

.testimonial-stars {
    color: #ffc107;
    font-size: 20px;
    margin-bottom: 15px;
}

.testimonial-text {
    font-style: italic;
    color: var(--text-color);
    line-height: 1.7;
    margin-bottom: 15px;
}

.testimonial-author {
    font-weight: 600;
    color: var(--text-light);
    font-size: 14px;
}

.testimonial-disclaimer {
    margin-top: 40px;
    padding: 20px;
    background: #fff3cd;
    border-left: 4px solid #ffc107;
    border-radius: 5px;
}

.testimonial-disclaimer p {
    color: var(--text-light);
    font-size: 14px;
    margin: 0;
}

/* Product Images Section */
.product-images-section {
    padding: 80px 0;
    background: var(--bg-light);
}

.section-description {
    text-align: center;
    color: var(--text-light);
    font-size: 18px;
    margin-bottom: 50px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.product-images-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.product-image-item {
    text-align: center;
    background: var(--bg-white);
    padding: 25px;
    border-radius: 10px;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}

.product-image-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.product-image-box {
    width: 100%;
    height: 250px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    overflow: hidden;
}

.product-image-box svg {
    width: 100%;
    height: 100%;
}

.product-image-item h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--secondary-color);
    margin-bottom: 10px;
}

.product-image-item p {
    color: var(--text-light);
    line-height: 1.6;
    font-size: 14px;
}

/* Order Form Section */
.order-form-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.form-wrapper {
    max-width: 600px;
    margin: 0 auto;
    background: white;
    padding: 40px;
    border-radius: 10px;
    box-shadow: var(--shadow-hover);
}

.form-wrapper .section-title {
    color: var(--secondary-color);
}

.form-subtitle {
    text-align: center;
    color: var(--text-light);
    margin-bottom: 30px;
}

.order-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    font-weight: 600;
    color: var(--secondary-color);
    margin-bottom: 8px;
    font-size: 14px;
}

.form-group input {
    padding: 12px 15px;
    border: 2px solid var(--border-color);
    border-radius: 5px;
    font-size: 16px;
    transition: all 0.3s ease;
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(74, 144, 226, 0.1);
}

.submit-btn {
    background: var(--primary-color);
    color: white;
    padding: 15px 30px;
    border: none;
    border-radius: 5px;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 10px;
}

.submit-btn:hover {
    background: #357abd;
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

.form-note {
    font-size: 12px;
    color: var(--text-light);
    text-align: center;
    margin-top: 10px;
}

/* Footer */
.main-footer {
    background: var(--secondary-color);
    color: white;
    padding: 50px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h3 {
    font-size: 20px;
    margin-bottom: 20px;
    color: white;
}

.footer-section p {
    margin-bottom: 10px;
    line-height: 1.8;
}

.footer-section a {
    color: #bdc3c7;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: white;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: #bdc3c7;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: white;
}

.footer-disclosures {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 30px;
    margin-top: 30px;
}

.disclosure-item {
    margin-bottom: 20px;
    padding: 15px;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 5px;
}

.disclosure-item p {
    font-size: 13px;
    line-height: 1.7;
    color: #ecf0f1;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    margin-top: 20px;
    color: #95a5a6;
    font-size: 14px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .hero-text h1 {
        font-size: 32px;
    }

    .section-title {
        font-size: 28px;
    }

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

    .steps-container {
        grid-template-columns: 1fr;
    }

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

    .product-images-grid {
        grid-template-columns: 1fr;
    }

    .form-wrapper {
        padding: 30px 20px;
    }

    .header-content {
        flex-direction: column;
        gap: 15px;
    }

    .logo {
        font-size: 24px;
    }

    .footer-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero-text h1 {
        font-size: 26px;
    }

    .hero-subtitle {
        font-size: 16px;
    }

    .section-title {
        font-size: 24px;
    }

    .feature-card,
    .testimonial-card,
    .product-image-item {
        padding: 20px;
    }

    .step-item {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .advertorial-mark {
        font-size: 12px;
        padding: 10px 0;
    }

    .main-header {
        top: 35px;
    }

    .section-description {
        font-size: 16px;
    }
}

/* Page Content Styles */
.page-content {
    padding: 60px 0;
    background: var(--bg-white);
    min-height: calc(100vh - 200px);
}

.content-section {
    margin-bottom: 40px;
    padding: 30px 0;
}

.page-title {
    font-size: 42px;
    font-weight: 700;
    color: var(--secondary-color);
    margin-bottom: 20px;
    text-align: center;
}

.page-subtitle {
    font-size: 18px;
    color: var(--text-light);
    text-align: center;
    margin-bottom: 30px;
}

.content-section h2 {
    font-size: 28px;
    font-weight: 600;
    color: var(--secondary-color);
    margin-bottom: 20px;
    margin-top: 30px;
}

.content-section h3 {
    font-size: 22px;
    font-weight: 600;
    color: var(--secondary-color);
    margin-bottom: 15px;
    margin-top: 20px;
}

.content-section p {
    color: var(--text-color);
    line-height: 1.8;
    margin-bottom: 15px;
}

.content-list {
    list-style: none;
    padding-left: 0;
    margin: 20px 0;
}

.content-list li {
    padding: 10px 0 10px 25px;
    position: relative;
    color: var(--text-color);
    line-height: 1.7;
}

.content-list li::before {
    content: "•";
    color: var(--primary-color);
    font-weight: bold;
    position: absolute;
    left: 0;
    font-size: 20px;
}

.content-list li strong {
    color: var(--secondary-color);
}

/* Contact Form Styles */
.contact-form {
    max-width: 700px;
    margin: 0 auto;
    background: var(--bg-light);
    padding: 40px;
    border-radius: 10px;
    box-shadow: var(--shadow);
}

.contact-form .form-group {
    margin-bottom: 25px;
}

.contact-form label {
    display: block;
    font-weight: 600;
    color: var(--secondary-color);
    margin-bottom: 8px;
    font-size: 14px;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid var(--border-color);
    border-radius: 5px;
    font-size: 16px;
    font-family: inherit;
    transition: all 0.3s ease;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(74, 144, 226, 0.1);
}

.contact-form textarea {
    resize: vertical;
    min-height: 120px;
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-weight: normal;
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    width: auto;
    margin-top: 4px;
    cursor: pointer;
}

.message-success,
.message-error {
    padding: 15px 20px;
    border-radius: 5px;
    margin-top: 20px;
}

.message-success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.message-error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* Info Grid */
.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin: 30px 0;
}

.info-card {
    background: var(--bg-light);
    padding: 30px;
    border-radius: 10px;
    box-shadow: var(--shadow);
    border-left: 4px solid var(--primary-color);
}

.info-card h2 {
    font-size: 22px;
    margin-bottom: 15px;
    color: var(--secondary-color);
}

.info-card p {
    margin-bottom: 10px;
}

.info-card a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

.info-card a:hover {
    color: #357abd;
    text-decoration: underline;
}

/* FAQ Grid */
.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin: 30px 0;
}

.faq-item {
    background: var(--bg-light);
    padding: 25px;
    border-radius: 10px;
    box-shadow: var(--shadow);
}

.faq-item h3 {
    font-size: 20px;
    margin-bottom: 15px;
    color: var(--secondary-color);
}

.faq-item p {
    color: var(--text-light);
    line-height: 1.7;
}

/* Warning List */
.warning-list {
    background: #fff3cd;
    padding: 25px;
    border-radius: 10px;
    border-left: 4px solid #ffc107;
    margin: 20px 0;
}

.warning-list p {
    margin-bottom: 15px;
}

.warning-list p:last-child {
    margin-bottom: 0;
}

/* Notice Section */
.notice-section {
    background: #e7f3ff;
    padding: 25px;
    border-radius: 10px;
    border-left: 4px solid var(--primary-color);
    margin: 30px 0;
}

.notice-section h2 {
    margin-top: 0;
}

/* Responsive for page content */
@media (max-width: 768px) {
    .page-title {
        font-size: 32px;
    }

    .content-section h2 {
        font-size: 24px;
    }

    .content-section h3 {
        font-size: 20px;
    }

    .info-grid,
    .faq-grid {
        grid-template-columns: 1fr;
    }

    .contact-form {
        padding: 25px 20px;
    }
}

@media (max-width: 480px) {
    .page-content {
        padding: 40px 0;
    }

    .page-title {
        font-size: 26px;
    }

    .content-section {
        padding: 20px 0;
    }

    .info-card,
    .faq-item {
        padding: 20px;
    }
}