:root {
    --primary-color: #1a365d;
    --secondary-color: #718096;
    --accent-color: #ecc94b;
    --background-color: #f7fafc;
    --text-color: #2d3748;
    --light-text-color: #718096;
    --blue-color: #1a237e;
    --light-blue-color: #3f51b5;
    --white-color: #ffffff;
    --orange-color: #ff5722;
    --yellow-color: #ffd600;
}

html {
    font-size: 18px;
}

body, html {
    font-family: 'Noto Sans JP', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--background-color);
    margin: 0;
    padding: 0;
}

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

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.5rem; }

.section {
    width: 100%;
    padding: 80px 0;
}

.section:nth-child(even) {
    background-color: #f8f9fa;
}

.section:nth-child(odd) {
    background-color: var(--white-color);
}

.section-title {
    text-align: center;
    color: var(--blue-color);
    margin-bottom: 40px;
    font-size: 2.2rem;
}

.cta-button, .pdf-download-button {
    display: inline-block;
    background-color: var(--yellow-color);
    color: #333;
    padding: 12px 30px;
    font-size: 1.1rem;
    text-decoration: none;
    border-radius: 50px;
    font-weight: bold;
    transition: background-color 0.3s ease;
}

.unique-download-button {
    background-color: var(--white-color);
    color: var(--blue-color);
    position: relative;
}

.cta-button:hover, .pdf-download-button:hover {
    background-color: #d69e2e;
}

/* Header Styles */
header {
    background-color: var(--blue-color);
    color: var(--white-color);
    padding: 1rem 0;
    width: 100%;
}

nav {
    display: flex;
    justify-content: flex-end;
    align-items: center;
}

nav ul {
    display: flex;
    list-style-type: none;
}

nav ul li {
    margin-left: 1.5rem;
}

nav ul li a {
    color: var(--white-color);
    text-decoration: none;
    font-weight: bold;
    font-size: 0.9rem;
}

/* Hamburger Menu */
.hamburger {
    display: none;
    cursor: pointer;
    font-size: 1.5rem;
}

.hamburger-close {
    display: none;
}

/* Hero Section Styles */
#hero {
    background-color: var(--blue-color);
    color: var(--white-color);
}

.hero-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.hero-content {
    flex: 1;
    padding-right: 40px;
}

.hero-image img {
    max-width: 100%;
    height: auto;
}

.hero h1 {
    color: var(--white-color);
    margin-bottom: 20px;
}

.hero h2 {
    font-size: 1.8rem;
    color: #bbdefb;
    margin-bottom: 20px;
}

.hero-features {
    list-style-type: none;
    padding: 0;
    margin-bottom: 30px;
}

.hero-features li {
    margin-bottom: 10px;
    font-size: 1.1rem;
    color: #e3f2fd;
}

.hero-note {
    margin-top: 10px;
    font-size: 0.9rem;
    color: #bbdefb;
}

.hero-image {
    flex: 1;
    text-align: right;
}

.hero-image img, .innovative-image {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
}

/* Common Grid Styles */
.feature-grid, .pricing-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

/* Common Item Styles */
.feature-item, .plan, .case-study-box, .flexible-pricing-box {
    background-color: var(--white-color);
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    padding: 30px;
    transition: transform 0.3s ease;
}

.faq-item {
    background-color: #ffffff;
    border-radius: 10px;
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.feature-item:hover, .plan:hover {
    transform: translateY(-5px);
}

.feature-icon, .feature i {
    font-size: 3em;
    margin-bottom: 20px;
    color: var(--primary-color);
}

.feature-item h4, .feature h4 {
    color: var(--blue-color);
    margin-bottom: 15px;
    font-size: 1.3rem;
}

.feature-item p, .ort-plan-description {
    color: #555;
    font-size: 1rem;
}

.benefits-cta {
    text-align: center;
    background-color: var(--accent-color);
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.benefits-highlight {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--blue-color);
    margin-bottom: 20px;
}

.promotion-banner {
    background-color: var(--accent-color);
    color: var(--blue-color);
    text-align: center;
    padding: 15px;
    font-size: 1.2rem;
    font-weight: bold;
    border-radius: 8px;
    margin-bottom: 30px;
    animation: pulse 2s infinite;
}

.promotion-text {
    background-color: var(--blue-color);
    color: white;
    padding: 5px 10px;
    border-radius: 20px;
    margin-right: 10px;
    font-size: 0.9rem;
}


/* Plans Section Styles */
.plans {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 30px;
}

.plan {
    flex: 1;
    min-width: 250px;
    max-width: 350px;
    border: 2px solid var(--primary-color);
    text-align: center;
}

.plan h3 {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-bottom: 20px;
}

.price {
    margin-bottom: 20px;
}

.amount {
    font-size: 3rem;
    font-weight: bold;
    color: var(--blue-color);
}

.main-title-wrapper {
    text-align: center;
    margin-bottom: 30px;
}

.main-title {
    display: inline-block;
    background-color: #1a237e;
    color: white;
    padding: 15px 30px;
    border-radius: 50px;
    font-size: 2em;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.unit {
    font-size: 1.2rem;
    color: var(--light-blue-color);
}

.plan-features, .innovative-features {
    list-style-type: none;
    padding: 0;
    margin: 0;
    text-align: left;
}

.plan-features li, .innovative-features li {
    margin-bottom: 10px;
    padding-left: 20px;
    position: relative;
}

.plan-features li::before, .innovative-features li::before {
    content: "✓";
    color: var(--blue-color);
    position: absolute;
    left: 0;
}

/* Top Banner Styles */
.top-banner {
    background-color: #ffeb3b;
    color: #333;
    text-align: center;
    padding: 10px;
    font-weight: bold;
}

.highlight {
    background-color: var(--accent-color);
    color: var(--primary-color);
    padding: 5px 10px;
    border-radius: 20px;
    margin-right: 10px;
}

/* Contact Form Styles */
#contact-form {
    background-color: var(--white-color);
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.form-group {
    margin-bottom: 20px;
}

label {
    display: block;
    margin-bottom: 5px;
    color: #333;
    font-weight: bold;
}

input[type="text"],
input[type="email"],
textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 16px;
}

textarea {
    resize: vertical;
}

.submit-button {
    display: block;
    width: 100%;
    padding: 12px;
    background-color: var(--blue-color);
    color: var(--white-color);
    border: none;
    border-radius: 4px;
    font-size: 18px;
    font-weight: bold;
    cursor: pointer;
    transition: background-color 0.3s;
}

.submit-button:hover {
    background-color: var(--light-blue-color);
}


.case-study-box {
    background-color: var(--white-color);
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    padding: 30px;
}

.case-study-image {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

/* Case Studies Styles */
.case-study-box h3 {
    color: var(--blue-color);
    margin-bottom: 10px;
    font-size: 1.5em;
}

#case-studies {
    background-color: #f8f9fa;
    padding: 80px 0;
  }
  
  .section-title {
    text-align: center;
    color: var(--blue-color);
    margin-bottom: 40px;
    font-size: 2.2rem;
  }
  
  .case-study-box {
    background-color: var(--white-color);
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    padding: 30px;
  }
  
  .case-study-box h3 {
    color: var(--blue-color);
    margin-bottom: 20px;
    font-size: 1.5em;
  }
  
  .highlight-box {
    background-color: #e8eaf6;
    border-left: 5px solid var(--light-blue-color);
    padding: 15px;
    margin-bottom: 20px;
    border-radius: 4px;
  }
  
  .highlight-box h4 {
    color: var(--blue-color);
    margin-bottom: 10px;
  }
  
  .image-container {
    margin-top: 30px;
    text-align: center;
  }
  
  .image-container img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
  }
  
  .image-caption {
    margin-top: 10px;
    font-style: italic;
    color: #555;
  }
  
.image-caption {
    margin-top: 10px;
    font-style: italic;
    color: #555;
}

/* Unique CTA Banner Styles */
.unique-cta-banner {
    background-color: var(--blue-color);
    background-image: linear-gradient(135deg, var(--blue-color) 0%, var(--light-blue-color) 100%);
    color: var(--white-color);
    text-align: center;
}

.unique-cta-title {
    font-size: 1.5em;
    margin-bottom: 20px;
}

.unique-cta-buttons {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 20px;
    margin: 0 auto;
    max-width: 90%;
}

.unique-cta-button {
    display: inline-flex;
    align-items: center;
    padding: 15px 30px;
    border-radius: 50px;
    font-size: 1.1em;
    font-weight: bold;
    text-decoration: none;
    transition: all 0.3s ease;
}

.unique-cta-button i {
    margin-right: 10px;
    font-size: 1.2em;
}

.unique-contact-button {
    background-color: var(--orange-color);
    color: var(--white-color);
}

.unique-contact-button:hover {
    background-color: #f4511e;
}

.unique-download-button {
    background-color: var(--white-color);
    color: var(--blue-color);
    position: relative;
}

.unique-download-button:hover {
    background-color: #f5f5f5;
}

.unique-trial-label {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--yellow-color);
    color: #333;
    padding: 5px 10px;
    border-radius: 20px;
    font-size: 0.7em;
    white-space: nowrap;
}

/* ORT Plan Styles */
.ort-plan-description {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 30px;
}

.pdf-container {
    width: 100%;
    height: 600px;
    margin-bottom: 20px;
    border: 1px solid #ddd;
    border-radius: 8px;
    overflow: hidden;
}

.pdf-viewer {
    width: 100%;
    height: 100%;
    border: none;
}

.pdf-actions {
    text-align: center;
}

/* FAQ Styles */
#faq {
    background-color: var(--blue-color);
}

#faq .section-title {
    color: var(--white-color);
}

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

.faq-question, .faq-answer {
    display: flex;
    align-items: flex-start;
}

.q-icon, .a-icon {
    font-size: 1.2em;
    font-weight: bold;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-right: 15px;
    flex-shrink: 0;
}

.q-icon {
    background-color: var(--light-blue-color);
    color: var(--white-color);
}

.a-icon {
    background-color: #f5f5f5;
    color: var(--light-blue-color);
}

.faq-question p, .faq-answer p {
    margin: 0;
    flex-grow: 1;
}

.faq-question {
    margin-bottom: 10px;
}

.faq-question p {
    font-weight: bold;
    color: var(--light-blue-color);
    font-size: 1.1rem;
}

.faq-answer p {
    color: #333;
    font-size: 1rem;
}

/* Animations */
.pulse {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

/* Responsive Design */
@media (max-width: 768px) {
    html {
        font-size: 16px;
    }

    .section {
        padding: 40px 0;
    }

    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    
    .section-title,
    .main-title {
        font-size: 1.5rem;
        padding: 12px 24px;
    }
    
    .hero-container {
        flex-direction: column;  
    }

    .hero-content {
        padding-right: 0;
        margin-bottom: 40px;
    }

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

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

    .feature {
        margin-bottom: 20px;
    }

    .pdf-container {
        height: 400px;
    }

    .faq-item {
        padding: 15px;
    }

    .q-icon, .a-icon {
        width: 25px;
        height: 25px;
        font-size: 1em;
    }

    .q-icon, .a-icon {
        width: 25px;
        height: 25px;
        font-size: 1em;
    }

    .plan,
    .feature-item {
        flex-basis: 100%;
    }

    #innovative-resource {
        padding: 60px 0;
    }

    #case-studies {
        padding: 60px 0;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .case-study-box {
        padding: 20px;
    }
    
    .highlight-box {
        padding: 10px;
    }

    .hamburger {
        display: block;
    }
    .hamburger-close {
        display: none;
    }
    .hamburger-open {
        display: flex;
        z-index: 1000;
    }

    nav ul {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 0%;
        right: 0;
        width: 100%;
        background-color: var(--blue-color);
    }

    nav ul.show {
        display: flex;
    }

    nav ul li {
        text-align: center;
        padding: 1rem 0;
        margin-left: 0;
    }

    .unique-cta-title {
        font-size: 1.2em;
    }

    .unique-cta-buttons {
        flex-direction: column;
    }
    .unique-cta-buttons a {
        max-width: 80%;
        display: block;
    }

    .unique-cta-button {
        width: 100%;
        margin-bottom: 10px;
    }

    .unique-trial-label {
        position: static;
        transform: none;
        display: block;
        margin-top: 10px;
    }
}

/* Innovative Resource Section Styles */
#innovative-resource {
    background-color: #f0f4f8;
}

.innovative-content {
    display: flex;
    justify-content: center;
    align-items: center;
}

.innovative-image {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.cta-container {
    text-align: center;
}
/* Import Font Awesome */
@import url('https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.15.3/css/all.min.css');