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

:root {
    /* Grayscale Color Palette */
    --color-black: #000000;
    --color-gray-900: #111111;
    --color-gray-800: #1a1a1a;
    --color-gray-700: #2d2d2d;
    --color-gray-600: #4a4a4a;
    --color-gray-500: #6b6b6b;
    --color-gray-400: #8f8f8f;
    --color-gray-300: #b8b8b8;
    --color-gray-200: #d4d4d4;
    --color-gray-100: #e8e8e8;
    --color-gray-50: #f5f5f5;
    --color-white: #ffffff;
    
    /* Accent Colors */
    --color-accent: #2d5016;
    --color-accent-light: #3d6b1f;
    --color-accent-dark: #1a3009;
    --color-olive: #6b7c3f;
    --color-sage: #8a9a5b;
    --color-earth: #a0826d;
    --color-warm-gray: #9d9d9d;
    --color-beige: #e8dcc4;
    
    /* Typography */
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Yu Gothic UI', Meiryo, sans-serif;
    --font-serif: 'Times New Roman', 'YuMincho', 'Hiragino Mincho ProN', 'Yu Mincho', 'MS PMincho', serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-sans);
    line-height: 1.7;
    color: var(--color-gray-800);
    background-color: var(--color-white);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    margin: 0;
    padding: 0;
    width: 100%;
}

body.nav-open {
    overflow: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-base);
}

/* ========================================
   Container
   ======================================== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    width: 100%;
}

@media (max-width: 768px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
}

/* ========================================
   Navigation
   ======================================== */
.nav-container {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1002;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-gray-200);
    padding: var(--spacing-sm) var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
    pointer-events: auto;
}

.nav-logo {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.nav-logo img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    filter: brightness(0.3);
}

.nav-toggle {
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
    display: flex;
    flex-direction: column;
    gap: 6px;
    z-index: 1003;
    transition: var(--transition-base);
    position: relative;
}

.hamburger {
    display: block;
    width: 30px;
    height: 2px;
    background-color: var(--color-gray-900);
    transition: var(--transition-base);
}

.nav-toggle:hover .hamburger {
    background-color: var(--color-gray-600);
}

.nav-toggle.active .hamburger:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.nav-toggle.active .hamburger:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active .hamburger:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

.nav-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    overflow: hidden;
}

.nav-overlay.active {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

.nav-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    gap: var(--spacing-md);
    padding: var(--spacing-xl) var(--spacing-md);
    overflow-y: auto;
}

.nav-item {
    font-size: 1.5rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    color: var(--color-gray-900);
    padding: var(--spacing-sm) var(--spacing-md);
    position: relative;
    transition: var(--transition-base);
}

.nav-item:nth-child(odd):hover {
    color: var(--color-accent);
}

.nav-item:nth-child(even):hover {
    color: var(--color-olive);
}

.nav-item::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 80%;
    height: 2px;
    background: linear-gradient(90deg, var(--color-accent) 0%, var(--color-olive) 100%);
    transition: var(--transition-base);
}



.nav-item:hover::after {
    transform: translateX(-50%) scaleX(1);
}

/* ========================================
   Section Common Styles
   ======================================== */
section {
    padding: var(--spacing-xl) 0;
    position: relative;
    width: 100%;
    overflow-x: hidden;
}

.section-title {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 700;
    letter-spacing: 0.05em;
    text-align: center;
    margin-bottom: var(--spacing-md);
    color: var(--color-gray-900);
}

.section-subtitle {
    font-size: 1.25rem;
    text-align: center;
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-lg);
}

/* ========================================
   Main Visual Section
   ======================================== */
.section-mv {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background-color: var(--color-white);
    position: relative;
    padding: 120px var(--spacing-md) var(--spacing-xl);
    overflow: hidden;
}

.mv-content {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.mv-hero-media {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.mv-hero-media img,
.mv-hero-media video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.hero-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--color-gray-100) 0%, var(--color-gray-200) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.hero-placeholder::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 200px;
    height: 200px;
    border: 3px dashed var(--color-gray-400);
    border-radius: 8px;
}

.hero-placeholder p {
    color: var(--color-gray-500);
    font-size: 1rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    position: relative;
    z-index: 1;
}

.mv-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.3);
    z-index: 1;
}

.mv-title {
    font-size: clamp(2.5rem, 7vw, 5rem);
    font-weight: 700;
    line-height: 1.3;
    color: #ffffff;
    margin-bottom: var(--spacing-md);
    animation: fadeInUp 1s ease-out 0.3s both;
}

.mv-highlight {
    position: relative;
    display: inline-block;
}

.mv-highlight::after {
    content: '';
    position: absolute;
    bottom: 0.1em;
    left: 0;
    width: 100%;
    height: 0.3em;
    background-color: var(--color-accent);
    opacity: 0.3;
    z-index: -1;
}

.mv-description {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: #ffffff;
    line-height: 1.9;
    margin-bottom: var(--spacing-lg);
    animation: fadeInUp 1s ease-out 0.6s both;
}

.mv-buttons {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    align-items: center;
    animation: fadeInUp 1s ease-out 0.9s both;
}

@media (min-width: 640px) {
    .mv-buttons {
        flex-direction: row;
        justify-content: center;
    }
}

.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-md);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    color: #ffffff;
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    animation: fadeIn 1s ease-out 1.2s both;
    z-index: 2;
}

.scroll-line {
    width: 1px;
    height: 60px;
    background: linear-gradient(180deg, #ffffff 0%, transparent 100%);
    animation: scrollLineMove 2s ease-in-out infinite;
}

/* ========================================
   Button Styles
   ======================================== */
.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    border: 2px solid var(--color-gray-900);
    border-radius: 0;
    transition: var(--transition-base);
    cursor: pointer;
    text-align: center;
}

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

.btn-primary:hover {
    background-color: var(--color-white);
    color: var(--color-accent);
    border-color: var(--color-accent);
}

.btn-outline {
    background-color: transparent;
    color: var(--color-gray-900);
    border-color: var(--color-gray-900);
}

.btn-outline:hover {
    background-color: var(--color-gray-900);
    color: var(--color-white);
}

/* MV section white outline button */
.section-mv .btn-outline {
    background-color: transparent;
    color: #ffffff;
    border-color: #ffffff;
}

.section-mv .btn-outline:hover {
    background-color: #ffffff;
    color: var(--color-gray-900);
}

.btn-sm {
    padding: 0.75rem 1.5rem;
    font-size: 0.875rem;
}

/* ========================================
   About Section
   ======================================== */
.section-about {
    background-color: var(--color-gray-50);
}

.about-intro {
    max-width: 800px;
    margin: 0 auto var(--spacing-lg);
    text-align: center;
}

.about-intro p {
    font-size: 1.125rem;
    color: var(--color-gray-700);
    margin-bottom: var(--spacing-sm);
}

.services-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
}

@media (min-width: 640px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.service-card {
    background-color: var(--color-white);
    border: 1px solid var(--color-gray-200);
    transition: var(--transition-base);
    overflow: hidden;
}

.service-card:hover {
    border-color: var(--color-accent);
    box-shadow: 0 10px 30px rgba(45, 80, 22, 0.15);
    transform: translateY(-5px);
}

.service-image {
    width: 100%;
    height: 250px;
    overflow: hidden;
    background-color: var(--color-gray-100);
}

.service-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: var(--transition-slow);
}

.service-card:hover .service-image img {
    transform: scale(1.05);
}

.service-content {
    padding: var(--spacing-md);
}

.service-content h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-xs);
}

.service-content p {
    font-size: 0.95rem;
    color: var(--color-gray-600);
}

/* ========================================
   Works Section
   ======================================== */
.section-works {
    background-color: var(--color-white);
}

.works-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

@media (min-width: 768px) {
    .works-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .works-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.work-card {
    background-color: var(--color-white);
    border: 1px solid var(--color-gray-200);
    overflow: hidden;
    transition: var(--transition-base);
    cursor: pointer;
}

.work-card:hover {
    border-color: var(--color-accent);
    box-shadow: 0 10px 30px rgba(45, 80, 22, 0.15);
    transform: translateY(-5px);
}

.work-image {
    width: 100%;
    height: 280px;
    overflow: hidden;
    background-color: var(--color-gray-100);
    position: relative;
}

.work-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: var(--transition-base);
}

.work-card:hover .work-image img {
    transform: scale(1.05);
}

.work-content {
    padding: var(--spacing-md);
}

.work-content h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-xs);
}

.work-category {
    font-size: 0.875rem;
    color: var(--color-gray-500);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-xs);
}

.work-description {
    font-size: 0.95rem;
    color: var(--color-gray-600);
}

/* ========================================
   Blog Section
   ======================================== */
.section-blog {
    background-color: var(--color-gray-50);
}

.blog-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

@media (min-width: 768px) {
    .blog-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .blog-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.blog-card {
    background-color: var(--color-white);
    border: 1px solid var(--color-gray-200);
    overflow: hidden;
    transition: var(--transition-base);
}

.blog-card:hover {
    border-color: var(--color-accent);
    box-shadow: 0 10px 30px rgba(45, 80, 22, 0.15);
    transform: translateY(-5px);
}

.blog-image {
    width: 100%;
    height: 220px;
    overflow: hidden;
    background-color: var(--color-gray-100);
}

.blog-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: var(--transition-base);
}

.blog-card:hover .blog-image img {
    transform: scale(1.05);
}

.blog-content {
    padding: var(--spacing-md);
}

.blog-meta {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
    margin-bottom: var(--spacing-xs);
    font-size: 0.875rem;
    color: var(--color-gray-500);
}

.blog-date {
    letter-spacing: 0.05em;
}

.blog-category {
    padding: 0.25rem 0.75rem;
    background-color: var(--color-accent);
    color: var(--color-white);
    font-size: 0.75rem;
    letter-spacing: 0.05em;
}

.blog-content h3 {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-xs);
    line-height: 1.5;
}

.blog-excerpt {
    font-size: 0.95rem;
    color: var(--color-gray-600);
    line-height: 1.6;
}

/* ========================================
   Sales Section
   ======================================== */
.section-sales {
    background-color: var(--color-white);
}

.sales-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
}

@media (min-width: 768px) {
    .sales-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.sales-card {
    background-color: var(--color-white);
    border: 2px solid var(--color-gray-900);
    overflow: hidden;
    transition: var(--transition-base);
}

.sales-card:hover {
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
    transform: translateY(-5px);
}

.sales-image {
    width: 100%;
    height: 320px;
    overflow: hidden;
    background-color: var(--color-gray-100);
}

.sales-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: var(--transition-base);
}

.sales-card:hover .sales-image img {
    transform: scale(1.05);
}

.sales-content {
    padding: var(--spacing-md);
}

.sales-content h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-xs);
}

.sales-category {
    font-size: 0.875rem;
    color: var(--color-gray-500);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--spacing-xs);
}

.sales-description {
    font-size: 1rem;
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-md);
}

.sales-links {
    display: flex;
    gap: var(--spacing-sm);
}

/* ========================================
   Team Section
   ======================================== */
.section-team {
    background-color: var(--color-gray-50);
}

.team-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
}

@media (min-width: 640px) {
    .team-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .team-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.member-card {
    background-color: var(--color-white);
    border: 1px solid var(--color-gray-200);
    padding: var(--spacing-md);
    text-align: center;
    transition: var(--transition-base);
}

.member-card:hover {
    border-color: var(--color-accent);
    box-shadow: 0 10px 30px rgba(45, 80, 22, 0.15);
    transform: translateY(-5px);
}

.member-image {
    width: 120px;
    height: 120px;
    margin: 0 auto var(--spacing-md);
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid var(--color-gray-200);
    transition: var(--transition-base);
}

.member-card:hover .member-image {
    border-color: var(--color-accent);
}

.member-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: var(--transition-base);
}

.member-card:hover .member-image img {
    transform: scale(1.05);
}

.member-name {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-xs);
}

.member-role {
    font-size: 0.875rem;
    color: var(--color-gray-500);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--spacing-sm);
}

.member-description {
    font-size: 0.95rem;
    color: var(--color-gray-600);
    line-height: 1.6;
}

/* ========================================
   Topics Section
   ======================================== */
.section-topics {
    background-color: var(--color-white);
}

.topics-list {
    max-width: 900px;
    margin: 0 auto;
}

.topic-item {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    align-items: center;
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--color-gray-200);
    transition: var(--transition-base);
}

.topic-item:hover {
    background-color: var(--color-white);
}

.topic-date {
    font-size: 0.875rem;
    color: var(--color-gray-500);
    letter-spacing: 0.05em;
    min-width: 100px;
}

.topic-category {
    padding: 0.25rem 0.75rem;
    background-color: var(--color-accent);
    color: var(--color-white);
    font-size: 0.75rem;
    letter-spacing: 0.05em;
}

.topic-title {
    flex: 1;
    font-size: 1rem;
    color: var(--color-gray-800);
    min-width: 200px;
}

/* ========================================
   Contact Section
   ======================================== */
.section-contact {
    background-color: var(--color-gray-900);
    color: var(--color-white);
}

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

.section-contact .section-subtitle {
    color: var(--color-gray-300);
}

.contact-description {
    text-align: center;
    font-size: 1.125rem;
    color: var(--color-gray-300);
    margin-bottom: var(--spacing-lg);
}

.contact-links {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    max-width: 600px;
    margin: 0 auto;
}

.contact-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background-color: transparent;
    border: 2px solid var(--color-gray-700);
    color: var(--color-white);
    font-size: 1.125rem;
    transition: var(--transition-base);
}

.contact-link:hover {
    background-color: var(--color-white);
    color: var(--color-gray-900);
    border-color: var(--color-white);
}

.contact-link i {
    font-size: 1.5rem;
}

/* ========================================
   Footer
   ======================================== */
.footer {
    background-color: var(--color-gray-900);
    color: var(--color-gray-400);
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

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

.footer-main {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--color-gray-700);
}

@media (min-width: 768px) {
    .footer-main {
        grid-template-columns: 2fr 1fr 1fr 1fr;
    }
}

.footer-section {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-logo {
    width: 100px;
    height: 100px;
    margin-bottom: var(--spacing-sm);
}

.footer-logo img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    opacity: 0.8;
}

.footer-description {
    font-size: 0.875rem;
    line-height: 1.6;
    color: var(--color-gray-400);
}

.footer-section h3 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: var(--spacing-sm);
    letter-spacing: 0.05em;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer-link {
    font-size: 0.875rem;
    color: var(--color-gray-400);
    transition: var(--transition-base);
}

.footer-link:hover {
    color: var(--color-accent-light);
    padding-left: 0.5rem;
}

.footer-social {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-sm);
}

.footer-social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: var(--color-gray-800);
    color: var(--color-gray-400);
    border-radius: 50%;
    transition: var(--transition-base);
}

.footer-social-link:hover {
    background-color: var(--color-accent);
    color: var(--color-white);
    transform: translateY(-3px);
}

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

.footer-text {
    font-size: 0.875rem;
    color: var(--color-gray-500);
}

/* ========================================
   View More
   ======================================== */
.view-more {
    text-align: center;
}

/* ========================================
   Animations
   ======================================== */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes scrollLineMove {
    0% {
        transform: scaleY(0);
        transform-origin: top;
    }
    50% {
        transform: scaleY(1);
        transform-origin: top;
    }
    51% {
        transform: scaleY(1);
        transform-origin: bottom;
    }
    100% {
        transform: scaleY(0);
        transform-origin: bottom;
    }
}

/* ========================================
   Responsive Adjustments
   ======================================== */
@media (max-width: 768px) {
    :root {
        --spacing-lg: 3rem;
        --spacing-xl: 4rem;
    }
    
    section {
        padding: var(--spacing-lg) 0;
    }
    
    .section-mv {
        padding: 100px var(--spacing-sm) var(--spacing-lg);
    }
    
    .topic-item {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .topic-date {
        min-width: auto;
    }
    
    .mv-title {
        font-size: clamp(2rem, 8vw, 3rem);
    }
    
    .mv-description {
        font-size: 1rem;
        padding: 0 var(--spacing-sm);
    }
}