:root {
    /* JCP Brand Colors */
    --jcp-navy: #0F1941;
    --jcp-navy-hover: #1A2555;
    --jcp-red: #C5423E;
    --jcp-red-hover: #D14F4B;
    --jcp-white: #FFFFFF;
    --jcp-gray-light: #F8F9FA;
    --jcp-gray-border: #E5E7EB;
    --jcp-text-dark: #0F1941;
    --jcp-text-medium: #4B5563;
    --jcp-text-light: #6B7280;
    
    /* Spacing (8px base) */
    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 24px;
    --spacing-lg: 32px;
    --spacing-xl: 48px;
    --spacing-2xl: 64px;
    --spacing-3xl: 80px;
    
    /* Typography */
    --font-family: 'Noto Sans JP', sans-serif;
    
    /* Shadows - More subtle */
    --shadow-sm: 0 1px 3px rgba(15, 25, 65, 0.04);
    --shadow-md: 0 2px 8px rgba(15, 25, 65, 0.06);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    
    /* Border Radius - Less rounded */
    --radius-sm: 2px;
    --radius-md: 4px;
    --radius-lg: 6px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    color: var(--jcp-text-dark);
    line-height: 1.75;
    font-size: 16px;
    background: var(--jcp-white);
    -webkit-font-smoothing: antialiased;
}

/* Container */
.container {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.container-wide {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Utility Classes */
.pc-only {
    display: inline;
}

@media (max-width: 768px) {
    .pc-only {
        display: none;
    }
}

/* Navigation - SellSmart style */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--jcp-white);
    border-bottom: 1px solid var(--jcp-gray-border);
    z-index: 1000;
    transition: all var(--transition-base);
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.logo {
    font-size: 24px;
    font-weight: 700;
    color: var(--jcp-navy);
    text-decoration: none;
    letter-spacing: 0;
}

.nav-links {
    display: flex;
    gap: var(--spacing-xl);
    align-items: center;
}

.nav-link {
    color: var(--jcp-text-dark);
    text-decoration: none;
    font-weight: 500;
    font-size: 15px;
    transition: color var(--transition-fast);
}

.nav-link:hover {
    color: var(--jcp-red);
}

.nav-link-cta {
    background: var(--jcp-red);
    color: var(--jcp-white);
    padding: 10px 24px;
    border-radius: var(--radius-md);
}

.nav-link-cta:hover {
    background: var(--jcp-red-hover);
    color: var(--jcp-white);
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.hamburger span {
    width: 22px;
    height: 2px;
    background: var(--jcp-navy);
    transition: all var(--transition-fast);
}

/* Hero Section - SellSmart style */
.hero {
    position: relative;
    min-height: 75vh;
    display: flex;
    align-items: center;
    padding-top: 70px;
    background: var(--jcp-white) url('../images/hero-bg.jpg') no-repeat right center;
    background-size: contain;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to right, 
        rgba(255, 255, 255, 1) 0%, 
        rgba(255, 255, 255, 0.98) 45%, 
        rgba(255, 255, 255, 0.88) 70%, 
        rgba(255, 255, 255, 0.93) 100%);
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 680px;
    padding: var(--spacing-3xl) 0;
}

.hero-label {
    display: inline-block;
    font-size: 13px;
    font-weight: 600;
    color: var(--jcp-red);
    letter-spacing: 0.5px;
    margin-bottom: var(--spacing-sm);
}

.hero-title {
    font-size: 48px;
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: var(--spacing-md);
    color: var(--jcp-navy);
    letter-spacing: -0.5px;
}

.hero-title .highlight {
    color: var(--jcp-navy);
}

.hero-subtitle {
    font-size: 18px;
    line-height: 1.8;
    color: var(--jcp-text-medium);
    margin-bottom: var(--spacing-xl);
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

/* Buttons - Simple */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 15px;
    text-decoration: none;
    transition: all var(--transition-fast);
    border: 1px solid transparent;
    cursor: pointer;
}

.btn i {
    font-size: 14px;
}

.btn-primary {
    background: var(--jcp-navy);
    color: var(--jcp-white);
    border-color: var(--jcp-navy);
}

.btn-primary:hover {
    background: var(--jcp-navy-hover);
    border-color: var(--jcp-navy-hover);
}

.btn-outline {
    background: transparent;
    color: var(--jcp-navy);
    border-color: var(--jcp-navy);
}

.btn-outline:hover {
    background: var(--jcp-navy);
    color: var(--jcp-white);
}

.btn-contact {
    background: var(--jcp-white);
    color: var(--jcp-navy);
    border-color: var(--jcp-white);
}

.btn-contact:hover {
    background: rgba(255, 255, 255, 0.9);
}

/* Sections */
section {
    padding: var(--spacing-3xl) 0;
}

section:nth-child(even) {
    background: var(--jcp-gray-light);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.section-title {
    font-size: 36px;
    font-weight: 700;
    color: var(--jcp-navy);
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.5px;
}

.section-underline {
    width: 60px;
    height: 3px;
    background: var(--jcp-red);
    margin: 0 auto var(--spacing-md);
}

.section-description {
    font-size: 16px;
    color: var(--jcp-text-medium);
    line-height: 1.8;
}

/* About Section - Simple cards */
.about {
    background: var(--jcp-white);
}

.mission-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
}

.mission-card {
    background: var(--jcp-white);
    padding: var(--spacing-xl) var(--spacing-md);
    border: 2px solid var(--jcp-gray-border);
    border-radius: 50%;
    aspect-ratio: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    transition: all var(--transition-base);
}

.mission-card:hover {
    border-color: var(--jcp-navy);
    transform: scale(1.05);
}

.mission-icon {
    display: none;
}

.mission-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--jcp-navy);
    margin-bottom: var(--spacing-sm);
}

.mission-text {
    font-size: 13px;
    color: var(--jcp-text-medium);
    line-height: 1.6;
}

.vision-box {
    background: var(--jcp-navy);
    padding: var(--spacing-xl);
    border-radius: var(--radius-md);
    color: var(--jcp-white);
}

.vision-title {
    font-size: 22px;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.vision-list {
    list-style: none;
}

.vision-list li {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    padding: var(--spacing-xs) 0;
    font-size: 15px;
    line-height: 1.7;
}

.vision-list i {
    color: var(--jcp-red);
    font-size: 16px;
    flex-shrink: 0;
    margin-top: 4px;
}

/* Business Section - SellSmart style */
.business {
    background: var(--jcp-gray-light);
}

.business-item {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
    margin-bottom: var(--spacing-3xl);
    padding: 0;
    background: transparent;
}

.business-item:last-child {
    margin-bottom: 0;
}

.business-item-reverse {
    grid-template-columns: 1fr 1fr;
}

.business-item-reverse .business-image {
    order: 2;
}

.business-item-reverse .business-content {
    order: 1;
}

.business-image {
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.business-image img {
    width: 100%;
    height: auto;
    display: block;
}

.business-label {
    display: inline-block;
    font-size: 11px;
    font-weight: 600;
    color: var(--jcp-red);
    background: transparent;
    padding: 0;
    border-radius: 0;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: var(--spacing-xs);
}

.business-title {
    font-size: 28px;
    font-weight: 700;
    color: var(--jcp-navy);
    margin-bottom: var(--spacing-xs);
    letter-spacing: -0.5px;
}

.business-subtitle {
    font-size: 15px;
    color: var(--jcp-text-light);
    margin-bottom: var(--spacing-md);
}

.business-text {
    font-size: 15px;
    color: var(--jcp-text-medium);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

.business-features {
    list-style: none;
    margin-bottom: var(--spacing-lg);
}

.business-features li {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    padding: 6px 0;
    font-size: 14px;
    color: var(--jcp-text-medium);
}

.business-features i {
    color: var(--jcp-red);
    font-size: 14px;
    margin-top: 3px;
}

/* Team Section - Minimal */
.team {
    background: var(--jcp-white);
}

.team-category {
    margin-bottom: var(--spacing-2xl);
}

.team-category:last-child {
    margin-bottom: 0;
}

.team-category-title {
    font-size: 24px;
    font-weight: 600;
    color: var(--jcp-navy);
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.team-grid-4 {
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
}

.team-card {
    background: var(--jcp-white);
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--jcp-gray-border);
    transition: border-color var(--transition-fast);
}

.team-card:hover {
    border-color: var(--jcp-navy);
}

.team-card-coming {
    opacity: 0.5;
}

.team-image {
    width: 100%;
    aspect-ratio: 1;
    overflow: hidden;
    background: var(--jcp-gray-light);
}

.team-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.team-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.team-placeholder i {
    font-size: 60px;
    color: var(--jcp-gray-border);
}

.team-card-compact .team-placeholder i {
    font-size: 48px;
}

.team-info {
    padding: var(--spacing-md);
}

.team-card-compact .team-info {
    padding: var(--spacing-sm) var(--spacing-md);
    text-align: center;
}

.team-name {
    font-size: 18px;
    font-weight: 600;
    color: var(--jcp-navy);
    margin-bottom: 4px;
}

.team-card-compact .team-name {
    font-size: 16px;
}

.team-role {
    font-size: 13px;
    color: var(--jcp-red);
    font-weight: 500;
    margin-bottom: var(--spacing-sm);
}

.team-bio {
    font-size: 14px;
    color: var(--jcp-text-medium);
    line-height: 1.7;
}

/* Achievements Section */
.achievements {
    background: var(--jcp-gray-light);
}

.achievement-highlight {
    display: flex;
    justify-content: center;
    gap: var(--spacing-2xl);
    flex-wrap: wrap;
}

.achievement-item {
    text-align: center;
    padding: var(--spacing-lg);
    background: var(--jcp-white);
    border-radius: var(--radius-md);
    border: 1px solid var(--jcp-gray-border);
    min-width: 180px;
}

.achievement-number {
    font-size: 42px;
    font-weight: 700;
    color: var(--jcp-navy);
    line-height: 1;
    margin-bottom: var(--spacing-sm);
}

.achievement-label {
    font-size: 14px;
    color: var(--jcp-text-medium);
    font-weight: 500;
}

/* FAQ Section - SellSmart style */
.faq {
    background: var(--jcp-white);
}

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

.faq-item {
    margin-bottom: var(--spacing-sm);
    border: 1px solid var(--jcp-gray-border);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    background: var(--jcp-white);
    border: none;
    cursor: pointer;
    font-size: 15px;
    font-weight: 600;
    color: var(--jcp-navy);
    text-align: left;
    transition: background var(--transition-fast);
}

.faq-question:hover {
    background: var(--jcp-gray-light);
}

.faq-question i {
    color: var(--jcp-text-light);
    font-size: 14px;
    transition: transform var(--transition-fast);
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-base);
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    padding: 0 var(--spacing-md) var(--spacing-md);
    color: var(--jcp-text-medium);
    line-height: 1.8;
    font-size: 14px;
}

/* Contact Section */
.contact {
    position: relative;
    background: var(--jcp-navy);
    color: var(--jcp-white);
    text-align: center;
}

.contact-background {
    display: none;
}

.contact-content {
    position: relative;
    z-index: 1;
}

.contact-title {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.contact-text {
    font-size: 16px;
    line-height: 1.8;
    margin-bottom: var(--spacing-xl);
    opacity: 0.9;
}

.contact-info {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    flex-wrap: wrap;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 16px;
}

.contact-item i {
    color: var(--jcp-red);
    font-size: 18px;
}

.contact-item a {
    color: var(--jcp-white);
    text-decoration: none;
}

.contact-item a:hover {
    text-decoration: underline;
}

/* Footer */
.footer {
    background: var(--jcp-navy);
    color: var(--jcp-white);
    padding: var(--spacing-2xl) 0 var(--spacing-md);
}

.footer-content {
    margin-bottom: var(--spacing-xl);
}

.footer-main {
    display: grid;
    grid-template-columns: 2fr 3fr;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-xl);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand {
    max-width: 400px;
}

.footer-logo {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
}

.footer-tagline {
    font-size: 13px;
    color: var(--jcp-red);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.footer-description {
    font-size: 14px;
    line-height: 1.8;
    opacity: 0.8;
}

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

.footer-title {
    font-size: 15px;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.footer-column ul {
    list-style: none;
}

.footer-column li {
    margin-bottom: var(--spacing-xs);
}

.footer-column a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 14px;
    transition: color var(--transition-fast);
}

.footer-column a:hover {
    color: var(--jcp-white);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-info p {
    font-size: 13px;
    opacity: 0.8;
    margin-bottom: 4px;
}

.footer-social {
    display: flex;
    gap: var(--spacing-xs);
}

.social-link {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-sm);
    color: var(--jcp-white);
    font-size: 16px;
    transition: background var(--transition-fast);
}

.social-link:hover {
    background: var(--jcp-red);
}

.footer-copyright {
    text-align: center;
    padding-top: var(--spacing-lg);
}

.footer-copyright p {
    font-size: 13px;
    opacity: 0.6;
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: var(--spacing-lg);
    right: var(--spacing-lg);
    width: 44px;
    height: 44px;
    background: var(--jcp-navy);
    color: var(--jcp-white);
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-md);
    z-index: 999;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background: var(--jcp-red);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-title {
        font-size: 40px;
    }
    
    .section-title {
        font-size: 32px;
    }
    
    .business-item,
    .business-item-reverse {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .business-item-reverse .business-image {
        order: 1;
    }
    
    .business-item-reverse .business-content {
        order: 2;
    }
    
    .footer-main {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--jcp-white);
        flex-direction: column;
        padding: var(--spacing-md);
        border-bottom: 1px solid var(--jcp-gray-border);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-base);
    }
    
    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hero-title {
        font-size: 32px;
    }
    
    .hero-subtitle {
        font-size: 16px;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .mission-cards {
        grid-template-columns: 1fr;
    }
    
    .team-grid {
        grid-template-columns: 1fr;
    }
    
    .team-grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-links {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .achievement-highlight {
        flex-direction: column;
        align-items: center;
    }
}

/* Animation Classes */
.fade-in {
    animation: fadeIn 0.4s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}