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

body {
    font-family: 'Noto Sans JP', 'Hiragino Kaku Gothic', sans-serif;
    line-height: 1.6;
    color: #334155;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 16px;
}

/* Color Variables */
:root {
    --hero-bg: hsl(43, 95%, 63%);
    --line-green: hsl(112, 65%, 38%);
    --highlight-red: hsl(0, 100%, 45%);
    --trust-blue: hsl(211, 39%, 23%);
    --content-cream: hsl(45, 88%, 94%);
    --side-gray: hsl(0, 0%, 85%);
}

/* Typography */
h1, h2, h3 {
    color: var(--trust-blue);
    font-weight: 900;
    letter-spacing: -0.01em;
}

h1 {
    font-size: 28px;
    line-height: 1.2;
}

h2 {
    font-size: 24px;
    line-height: 1.3;
}

h3 {
    font-size: 18px;
    line-height: 1.4;
}

.highlight-red {
    color: var(--highlight-red);
}

.highlight-yellow {
    color: #FFD700;
    font-weight: 900;
}

.numeric-large {
    font-size: 1.5em;
    font-weight: 900;
}

.bold {
    font-weight: 700;
}

/* Hero Section */
.hero-section {
    background-color: var(--hero-bg);
    padding: 32px 0;
    text-align: center;
}

.hero-section .line-btn {
    margin: 24px auto 16px;
}

.hero-image {
    width: 128px;
    height: 128px;
    margin: 0 auto 24px;
}

.hero-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.hero-content {
    margin-bottom: 24px;
}

.hero-title {
    font-size: 28px;
    font-weight: 900;
    line-height: 1.2;
    color: var(--trust-blue);
    margin-bottom: 24px;
}

.hero-card {
    background: white;
    border-radius: 8px;
    padding: 16px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    margin-bottom: 24px;
}

.hero-card-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--trust-blue);
    margin-bottom: 8px;
}

.hero-card-company {
    font-size: 16px;
    font-weight: 700;
    color: var(--trust-blue);
}

.hero-subtitle {
    font-size: 16px;
    font-weight: 500;
    color: var(--trust-blue);
    margin-bottom: 24px;
}

.campaign-banner {
    background-color: var(--highlight-red);
    color: white;
    padding: 12px;
    border-radius: 8px;
    margin-bottom: 24px;
}

.campaign-text {
    font-size: 14px;
    font-weight: 700;
}

.campaign-title {
    font-size: 18px;
    font-weight: 900;
}

/* Buttons */
.line-btn {
    background-color: var(--line-green);
    color: white;
    border: none;
    border-radius: 8px;
    padding: 12px 24px;
    font-size: 18px;
    font-weight: 700;
    cursor: pointer;
    width: 100%;
    max-width: 400px;
    min-width: 280px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin: 0 auto;
    transition: all 0.3s ease;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.line-btn:hover {
    background-color: hsl(112, 65%, 35%);
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
}

/* Button Container for centering */
.button-container {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    padding: 0 16px;
}

.line-btn.large {
    font-size: 20px;
    padding: 16px 32px;
}

.line-btn .icon {
    font-size: 1.2em;
}

.sub-cta {
    margin-top: 16px;
    font-size: 14px;
    color: var(--trust-blue);
}

/* Merit Section */
.merit-section {
    background-color: var(--line-green);
    padding: 32px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 32px;
    font-size: 24px;
    font-weight: 700;
}

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

.merit-list {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.merit-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    background: white;
    border-radius: 8px;
    padding: 16px;
}

.merit-number {
    flex-shrink: 0;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background-color: var(--hero-bg);
    border: 2px solid var(--trust-blue);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 900;
    color: var(--trust-blue);
}

.merit-content h3 {
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--trust-blue);
}

.merit-content p {
    font-size: 14px;
    line-height: 1.5;
    color: #4b5563;
}

/* Content Section */
.content-section {
    padding: 32px 0;
    background-color: var(--content-cream);
}

.truth-section {
    text-align: center;
    margin-bottom: 48px;
}

.truth-image {
    margin: 24px 0;
}

.truth-image img {
    width: 100%;
    max-width: 512px;
    height: auto;
    border-radius: 8px;
}

.truth-content {
    background: white;
    border-radius: 8px;
    padding: 24px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    margin-bottom: 24px;
}

.truth-content h3 {
    font-size: 20px;
    margin-bottom: 16px;
}

.truth-content p {
    font-size: 16px;
    line-height: 1.6;
    color: #1f2937;
    margin-bottom: 16px;
}

.truth-content p:last-child {
    margin-bottom: 0;
}

.comparison-image {
    margin-top: 24px;
}

.comparison-image img {
    width: 100%;
    max-width: 512px;
    height: auto;
    border-radius: 8px;
}

/* Cost Comparison */
.cost-comparison {
    margin-top: 48px;
}

.comparison-title {
    text-align: center;
    font-size: 20px;
    margin-bottom: 24px;
}

.comparison-table-container {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.table-header {
    background-color: var(--trust-blue);
    color: white;
    padding: 16px;
    text-align: center;
}

.table-header-text {
    font-weight: 700;
    font-size: 18px;
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

.comparison-table th {
    background-color: #f9fafb;
    padding: 12px 16px;
    text-align: center;
    font-weight: 700;
    border-bottom: 1px solid #e5e7eb;
}

.comparison-table th:first-child {
    text-align: left;
}

.comparison-table th.our-company {
    color: var(--line-green);
}

.comparison-table th.savings {
    color: var(--highlight-red);
}

.comparison-table td {
    padding: 12px 16px;
    text-align: center;
    border-bottom: 1px solid #e5e7eb;
}

.comparison-table td:first-child {
    text-align: left;
}

.comparison-table .highlight-red {
    color: var(--highlight-red);
}

.comparison-table .total-row {
    background-color: #fffbeb;
}

.comparison-table .total-row td {
    font-weight: 700;
}

.savings-total {
    background-color: var(--highlight-red);
    color: white;
    border-radius: 4px;
    padding: 4px 8px;
}

.savings-note {
    padding: 16px;
    text-align: center;
    font-size: 12px;
    color: #6b7280;
}

/* FAQ Section */
.faq-section {
    padding: 32px 0;
    background-color: white;
}

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

.faq-item {
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    margin-bottom: 16px;
    overflow: hidden;
}

.faq-question {
    padding: 16px;
    background-color: #f9fafb;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 700;
    transition: background-color 0.3s ease;
}

.faq-question:hover {
    background-color: #f3f4f6;
}

.faq-question.active {
    background-color: var(--hero-bg);
}

.faq-icon {
    font-size: 20px;
    font-weight: 700;
    transition: transform 0.3s ease;
}

.faq-question.active .faq-icon {
    transform: rotate(45deg);
}

.faq-answer {
    padding: 0 16px;
    max-height: 0;
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-answer.active {
    padding: 16px;
    max-height: 200px;
}

.faq-answer p {
    line-height: 1.6;
    color: #4b5563;
}

/* CTA Section */
.cta-section {
    background-color: var(--trust-blue);
    color: white;
    padding: 48px 0;
    text-align: center;
}

.cta-section .line-btn {
    margin: 24px auto;
}

.cta-title {
    color: white;
    font-size: 24px;
    margin-bottom: 16px;
}

.cta-subtitle {
    font-size: 16px;
    margin-bottom: 32px;
    opacity: 0.9;
}

.cta-benefits {
    display: flex;
    justify-content: center;
    gap: 24px;
    margin-top: 24px;
    flex-wrap: wrap;
}

.benefit-item {
    font-size: 14px;
    font-weight: 500;
}

/* Footer */
.footer {
    background-color: var(--trust-blue);
    color: white;
    padding: 24px 0;
    text-align: center;
}

.footer-content {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.business-hours h3 {
    color: white;
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 8px;
}

.business-hours p {
    font-size: 14px;
    line-height: 1.5;
    margin-bottom: 8px;
}

.company-info {
    font-size: 14px;
    line-height: 1.5;
}

/* Responsive Design */
@media (min-width: 768px) {
    .container {
        padding: 0 32px;
    }
    
    .hero-title {
        font-size: 36px;
    }
    
    .merit-list {
        gap: 32px;
    }
    
    .merit-item {
        padding: 24px;
    }
    
    .merit-content p {
        font-size: 16px;
    }
    
    .comparison-table {
        font-size: 16px;
    }
    
    .cta-benefits {
        gap: 48px;
    }
    
    .footer-content {
        flex-direction: row;
        justify-content: space-around;
        align-items: flex-start;
    }
}

@media (min-width: 1024px) {
    .hero-section {
        padding: 48px 0;
    }
    
    .merit-section,
    .content-section,
    .faq-section {
        padding: 48px 0;
    }
    
    .cta-section {
        padding: 64px 0;
    }
    
    .line-btn {
        max-width: 500px;
    }
}

/* Smooth Animations */
.line-btn,
.faq-question,
.faq-answer {
    transition: all 0.3s ease;
}

/* Print Styles */
@media print {
    .line-btn,
    .campaign-banner {
        display: none;
    }
}