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

:root {
    --primary-color: #E70012;
    --primary-dark: #B30010;
    --primary-light: #FF1A2E;
    --text-color: #333;
    --text-light: #666;
    --background-color: #ffffff;
    --background-light: #f8f9fa;
    --border-color: #e0e0e0;
    --white: #ffffff;
    --black: #000000;
}

body {
    font-family: 'Inter', sans-serif;
    color: var(--text-color);
    line-height: 1.5;
    overflow-x: hidden;
    background-color: var(--background-color);
}

a {
    text-decoration: none;
    color: inherit;
}

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

/* Button Styles */
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 16px 32px;
    background: var(--primary-color);
    color: var(--white);
    font-family: 'Noto Serif JP', serif;
    font-size: 16px;
    font-weight: 500;
    letter-spacing: 0.05em;
    text-decoration: none;
    border: 2px solid var(--primary-color);
    border-radius: 4px;
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.4),
        transparent
    );
    transition: left 0.5s ease;
}

.btn-primary:hover::before {
    left: 100%;
}

.btn-primary:hover {
    background: var(--primary-dark);
    border-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(231, 0, 18, 0.3);
}

.btn-primary span,
.btn-primary .btn-icon {
    position: relative;
    z-index: 1;
}

.btn-primary .btn-icon {
    width: 20px;
    height: 20px;
    transition: transform 0.3s ease;
}

.btn-primary:hover .btn-icon {
    transform: translateX(4px);
}

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

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

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

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

/* Override for sections with different backgrounds */
.company-content .btn-primary,
.business-content .btn-primary {
    background: var(--primary-color);
    color: var(--white);
    border-color: var(--primary-color);
    width: fit-content;
    align-self: flex-start;
}

.company-content .btn-primary:hover,
.business-content .btn-primary:hover {
    background: var(--primary-dark);
    border-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(231, 0, 18, 0.3);
}

.company-content .btn-primary span,
.business-content .btn-primary span {
    color: var(--white);
}

@media (max-width: 768px) {
    .btn-primary {
        padding: 14px 24px;
        font-size: 14px;
    }
    
    .btn-primary .btn-icon {
        width: 16px;
        height: 16px;
    }
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    padding: 10px 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    transition: background 0.3s ease, padding 0.3s ease;
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.header.scrolled .nav-item {
    color: #000;
}

.header-content {
    max-width: 1440px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 60px;
}

.logo {
    width: 280px;
}

.logo a {
    display: block;
    text-decoration: none;
}

.logo img {
    width: 100%;
    transition: opacity 0.3s ease;
    margin-top: 4px;
}

.logo a:hover img {
    opacity: 0.8;
}

.nav {
    display: flex;
    gap: 6px;
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 0;
}

.nav-item {
    color: #000;
    font-family: 'Inter', sans-serif;
    font-size: 15px;
    font-weight: 600;
    letter-spacing: 0.05em;
    padding: 4px 15px;
    position: relative;
    white-space: nowrap;
    transition: all 0.3s ease;
    text-decoration: none;
}

.nav-item:hover {
    opacity: 0.7;
}

/* Hamburger Menu - Hidden by default */
.hamburger {
    display: none;
}

/* Mobile Menu - Hidden by default */
.mobile-menu {
    display: none;
}




/* Hero Section */
.hero {
    position: relative;
    width: 100%;
    min-height: 100vh;
    overflow: hidden;
}

.hero-slider {
    position: absolute;
    top: 0;
    left: 0;
    width: 55%;
    height: 100%;
    clip-path: polygon(0 0, 100% 0, 85% 100%, 0 100%);
    z-index: 1;
}

.hero-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    visibility: hidden;
    transition: opacity 1s ease-in-out, visibility 1s;
    z-index: 1;
}

.hero-slide.active {
    opacity: 1;
    visibility: visible;
    z-index: 2;
}

.hero-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    will-change: transform;
}

.hero-content {
    position: absolute;
    top: 80px;
    left: 0;
    width: 100%;
    height: calc(100vh - 80px);
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 0;
    z-index: 2;
}

.hero-content-inner {
    max-width: 1440px;
    width: 100%;
    display: flex;
    justify-content: flex-end;
    align-items: center;
    padding: 0;
}

.hero-text-section {
    width: 50%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-end;
    padding: 60px 0;
    margin-top: -80px;
}

.hero-text-wrapper {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

/* ヒーロータイトル */
.hero-title {
  
    color: #B30010;
    max-width: 600px;
}

.hero-main-text {
    font-size: 64px;
    font-weight: 800;
    line-height: 1.4;
    text-align: left;
    letter-spacing: 0.08em;
    color: #B30010;
    margin: 0;
    font-family: 'Noto Serif JP', serif;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 1.2s cubic-bezier(0.16, 1, 0.3, 1) 0.3s forwards;
}

.hero-sub-text {
    margin-top: 32px;
    position: relative;
}

.hero-sub-text p {
    font-family: 'Noto Serif JP', serif;
    font-size: 22px;
    font-weight: 600;
    line-height: 2.2;
    letter-spacing: 0.12em;
    color: #000;
    margin: 0;
    text-align: center;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 1.2s cubic-bezier(0.16, 1, 0.3, 1) 0.6s forwards;
}

/* News Ticker */
.news-ticker {
    position: absolute;
    left: 0;
    bottom: 0;
    width: 60%;
    height: 88px;
    background: rgba(183, 0, 16, 0.95);
    z-index: 3;
    display: flex;
    align-items: center;
    padding: 0 60px 0 50px;
    clip-path: polygon(0 0, 100% 0, 85% 100%, 0 100%);
}

.news-container {
    width: 100%;
}

.news-item {
    display: flex;
    align-items: center;
    gap: 20px;
    justify-content: flex-start;
}

.news-ticker .news-date {
    font-family: 'Inter', sans-serif;
    font-size: 14.6px;
    font-weight: 500;
    line-height: 1.85;
    letter-spacing: 0.088em;
    color: #fff !important;
    opacity: 0.9;
    white-space: nowrap;
    flex-shrink: 0;
    margin: 0 !important;
    vertical-align: baseline;
}

.news-ticker .news-title {
    font-family: 'Inter', sans-serif;
    font-size: 15px;
    font-weight: 500;
    line-height: 1.8;
    letter-spacing: 0.085em;
    color: #fff !important;
    flex: 1;
    text-align: left;
    margin: 0 !important;
    vertical-align: baseline;
}

/* Hero Text Animations */
@keyframes fadeInUp {
    0% {
        opacity: 0;
        transform: translateY(30px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

.scroll-indicator {
    position: absolute;
    right: 38px;
    top: 750px;
    width: 17px;
    height: 150px;
    z-index: 10;
}

.scroll-line {
    position: absolute;
    width: 1px;
    height: 150px;
    background: #000;
    right: 8px;
}

.scroll-line-blue {
    background: #000;
}

.scroll-text {
    position: absolute;
    top: -1px;
    left: -3px;
    font-size: 9.8px;
    line-height: 1.68;
    letter-spacing: 0.168em;
    color: #000;
    writing-mode: vertical-rl;
    transform: rotate(180deg);
    animation: scrollDown 2s ease-in-out infinite;
}

@keyframes scrollDown {
    0%, 100% {
        transform: rotate(180deg) translateY(0);
    }
    50% {
        transform: rotate(180deg) translateY(10px);
    }
}

/* Section Base Styles */
.section {
    padding: 116px 20px 80px;
    position: relative;
    overflow: hidden;
}

/* Parallax Background Elements */
.parallax-bg {
    position: absolute;
    top: -20%;
    left: 0;
    width: 100%;
    height: 140%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    will-change: transform;
    z-index: -1;
    /* Debug: temporary background color to see if element is positioned correctly */
    /* background-color: rgba(255, 0, 0, 0.1); */
}

.parallax-slow {
    transform: translateY(0);
}

.parallax-medium {
    transform: translateY(0);
}

.parallax-fast {
    transform: translateY(0);
}

/* Parallax Performance Optimization */
@media (prefers-reduced-motion: reduce) {
    .parallax-bg,
    .hero-slide img {
        transform: none !important;
    }
}

/* Mobile Parallax Optimization */
@media (max-width: 768px) {
    .parallax-bg {
        height: 100%;
        transform: none !important;
    }
    
    .hero-slide img {
        transform: none !important;
    }
}

.section-header {
    text-align: center;
    margin-bottom: 56px;
}

.section-title-en {
    font-size: 32px;
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: 0.111em;
    color: var(--primary-color);
    margin-bottom: 8px;
}

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

.section-title-ja {
    font-size: 20px;
    font-weight: 700;
    line-height: 1em;
    letter-spacing: 0.07em;
    color: var(--text-color);
}

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

/* Feature Section */
.feature-section {
    background: var(--background-color);
    border-top: 1px solid var(--border-color);
}

.feature-list {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    gap: 0;
}

.feature-item {
    flex: 1;
    padding: 68.5px 11px 25px;
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
}

.feature-item:first-child {
    border-left: 1px solid var(--border-color);
}

.feature-title {
    font-family: 'Noto Serif JP', serif;
    font-size: 23px;
    font-weight: 400;
    line-height: 1.5em;
    letter-spacing: 0.12em;
    text-align: center;
    color: var(--primary-color);
}

.feature-description {
    font-family: 'Inter', sans-serif;
    font-size: 15px;
    font-weight: 500;
    line-height: 1.67;
    letter-spacing: 0.07em;
    text-align: center;
    height: 50px;
    display: flex;
    align-items: center;
    color: var(--text-color);
}

.btn-more {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 5px 0 0;
    position: relative;
    transition: opacity 0.3s;
}

.btn-more:hover {
    opacity: 0.7;
}

.btn-more span {
    font-size: 10.7px;
    font-weight: 400;
    line-height: 1.68;
    letter-spacing: 0.112em;
    text-align: center;
    position: relative;
}

.btn-more span::before {
    content: '';
    position: absolute;
    right: -42px;
    top: 50%;
    transform: translate(-50%, -50%) rotate(45deg);
    width: 5px;
    height: 5px;
    border: 1px solid var(--primary-color);
    border-left: none;
    border-bottom: none;
}

.btn-line {
    width: 38px;
    height: 1px;
    background: var(--primary-color);
    margin-top: 8px;
}

/* News & Greeting Section */
.news-greeting-section {
    padding: 80px 0;
    background: var(--background-color);
}

.news-greeting-container {
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

/* News Section */
.news-section {
    padding: 0;
}

.news-list {
    margin: 30px 0;
}

.news-item {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
    padding-bottom: 30px;
    border-bottom: 1px solid var(--border-color);
}

.news-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.news-thumbnail {
    flex-shrink: 0;
    width: 120px;
    height: 80px;
    border-radius: 4px;
    overflow: hidden;
}

.news-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.news-content {
    flex: 1;
}

.news-date {
    font-size: 14px;
    color: var(--text-light);
    margin-bottom: 8px;
}

.news-title {
    font-size: 16px;
    font-weight: 500;
    color: var(--text-color);
    line-height: 1.5;
    margin: 0;
}

/* Greeting Section */
.greeting-section {
    position: relative;
    height: 400px;
    border-radius: 8px;
    overflow: hidden;
    display: flex;
    background: #fff;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.greeting-content {
    display: flex;
    width: 100%;
    height: 100%;
    align-items: center;
    padding: 0;
}

.greeting-left {
    flex: 0 0 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    height: 100%;
    padding: 20px;
}

.greeting-image {
    width: 100%;
    max-width: 300px;
    height: auto;
    max-height: 400px;
    object-fit: contain;
    object-position: center;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.greeting-right {
    flex: 1;
    padding: 40px 30px 40px 40px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    background: var(--background-color);
    height: 100%;
}

.greeting-text {
    margin-bottom: 30px;
}

.greeting-title {
    font-size: 28px;
    font-weight: 700;
    margin: 0 0 12px 0;
    color: var(--text-color);
    line-height: 1.2;
    letter-spacing: 0.05em;
}

.greeting-subtitle {
    font-size: 18px;
    font-weight: 500;
    margin: 0;
    color: var(--text-color);
}

/* Removed old btn-greeting styles - now using unified btn-primary */

.greeting-name {
    position: absolute;
    bottom: 30px;
    left: 30px;
    background: rgba(0, 0, 0, 0.85);
    padding: 12px 24px;
    border-radius: 6px;
    backdrop-filter: blur(5px);
}

.greeting-name p {
    margin: 0;
    font-size: 16px;
    font-weight: 600;
    color: white;
    letter-spacing: 0.05em;
}

/* Responsive Design */
@media (max-width: 768px) {
    .news-greeting-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .news-item {
        flex-direction: column;
        gap: 15px;
    }
    
    .news-thumbnail {
        width: 100%;
        height: 200px;
    }
    
    .greeting-section {
        height: 350px;
    }
    
    .greeting-content {
        flex-direction: column;
        padding: 0;
    }
    
    .greeting-left {
        flex: none;
        height: 250px;
        margin-bottom: 0;
    }
    
    .greeting-image {
        border-radius: 8px;
        max-height: 200px;
    }
    
    .greeting-right {
        padding: 30px 25px;
        text-align: center;
        background: var(--background-color);
    }
    
    .greeting-title {
        font-size: 24px;
        margin-bottom: 15px;
    }
    
    .greeting-text {
        margin-bottom: 25px;
    }
    
    .greeting-name {
        position: static;
        margin-top: 20px;
        display: inline-block;
    }
}

/* Recruit Section */
/* ========================================
   Flow Section
   ======================================== */
.flow-section {
    background: #fff;
    padding: 100px 50px;
}

.flow-container {
    max-width: 1440px;
    margin: 0 auto;
}

.flow-steps-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 4rem 0;
}

.flow-steps-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.flow-image-container {
    order: -1;
}

.flow-steps-list {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.flow-step {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    opacity: 0.4;
    transition: all 0.5s ease;
    cursor: pointer;
}

.flow-step.active {
    opacity: 1;
    transform: scale(1.02);
}

.step-circle {
    position: relative;
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid rgba(183, 0, 16, 0.3);
    background: rgba(183, 0, 16, 0.1);
    transition: all 0.5s ease;
    flex-shrink: 0;
}

.flow-step.active .step-circle {
    background: #B30010;
    border-color: #B30010;
    transform: scale(1.1);
    box-shadow: 0 0 20px rgba(183, 0, 16, 0.5);
}

.step-number {
    font-size: 1.1rem;
    font-weight: bold;
    color: #B30010;
    display: block;
    transition: color 0.3s ease;
}

.flow-step.active .step-number {
    color: #fff;
}

.step-check {
    font-size: 1.2rem;
    color: #fff;
    display: none;
}

.flow-step.completed .step-number {
    display: none;
}

.flow-step.completed .step-check {
    display: block;
}

.step-content {
    flex: 1;
}

.step-content h4 {
    font-size: 1.2rem;
    font-weight: bold;
    color: #000;
    margin-bottom: 0.8rem;
    font-family: 'Noto Serif JP', serif;
}

.step-content p {
    color: #666;
    font-size: 0.95rem;
    line-height: 1.8;
    margin: 0;
}

.flow-image-container {
    position: relative;
    height: 500px;
    border-radius: 1rem;
    overflow: hidden;
    background: #f8f9fa;
}

.flow-image {
    position: absolute;
    inset: 0;
    opacity: 0;
    transform: translateY(2rem);
    transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.flow-image.active {
    opacity: 1;
    transform: translateY(0);
}

.step-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    border-radius: 1rem;
    transition: transform 0.6s ease;
}

.flow-image.active .step-image {
    transform: scale(1.02);
}

/* 画像グラデーションを削除 */

/* Flow Section レスポンシブ */
/* Footer padding for CTA bar */
.footer {
    padding-bottom: 100px;
}

@media (max-width: 1024px) {
    .flow-steps-grid {
        gap: 3rem;
    }
    
    .flow-image-container {
        height: 400px;
    }
    
    /* Footer padding for CTA bar */
    .footer {
        padding-bottom: 150px;
    }
}

@media (max-width: 768px) {
    .flow-section {
        padding: 60px 20px;
    }
    
    .flow-steps-container {
        padding: 2rem 0;
    }
    
    .flow-steps-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .flow-image-container {
        order: 0;
        height: 300px;
    }
    
    .flow-steps-list {
        gap: 1.5rem;
    }
    
    .flow-step {
        gap: 1rem;
    }
    
    .step-circle {
        width: 2.5rem;
        height: 2.5rem;
    }
    
    .step-number {
        font-size: 1rem;
    }
    
    .step-content h4 {
        font-size: 1.1rem;
    }
    
    .step-content p {
        font-size: 0.9rem;
    }
    
    /* Footer padding for CTA bar */
    .footer {
        padding-bottom: 350px;
    }
}

/* ========================================
   Recruit Section
   ======================================== */
.recruit-section {
    background: #f5f1e8;
    padding: 111px 120px 112px;
}

.recruit-container {
    max-width: 1440px;
    margin: 0 auto;
}

.recruit-section .section-header {
    text-align: center;
    margin-bottom: 60px;
}

.recruit-content {
    display: flex;
    align-items: center;
    gap: 80px;
}

.recruit-text {
    flex: 1;
    max-width: 600px;
}

.recruit-title {
    font-family: 'Noto Serif JP', serif;
    font-size: 28px;
    font-weight: 700;
    line-height: 1.7;
    letter-spacing: 0.05em;
    color: var(--text-color);
    margin-bottom: 24px;
}

.recruit-subtitle {
    font-family: 'Noto Serif JP', serif;
    font-size: 16px;
    font-weight: 400;
    line-height: 1.9;
    letter-spacing: 0.05em;
    color: var(--text-color);
    margin-bottom: 40px;
}

.recruit-description {
    display: flex;
    flex-direction: column;
    gap: 24px;
    margin-bottom: 48px;
}

.recruit-description p {
    font-family: 'Inter', sans-serif;
    font-size: 15px;
    font-weight: 400;
    line-height: 2;
    letter-spacing: 0.05em;
    color: var(--text-color);
}

/* Removed old btn-recruit styles - now using unified btn-primary */

.recruit-image {
    flex: 1;
    max-width: 600px;
}

.recruit-image img {
    width: 100%;
    height: auto;
    object-fit: cover;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

@media (max-width: 1200px) {
    .recruit-section {
        padding: 80px 60px;
    }
    
    .recruit-content {
        gap: 60px;
    }
}

@media (max-width: 768px) {
    .recruit-section {
        padding: 60px 20px;
    }
    
    .recruit-content {
        flex-direction: column;
        gap: 40px;
    }
    
    .recruit-text {
        max-width: 100%;
    }
    
    .recruit-title {
        font-size: 24px;
    }
    
    .recruit-subtitle {
        font-size: 14px;
    }
    
    .recruit-description p {
        font-size: 14px;
    }
    
    .recruit-image {
        max-width: 100%;
    }
}

/* Voice Section */
.voice-section {
    background: var(--background-light);
    padding: 116px 170px 100px;
}

.voice-container {
    position: relative;
}

.btn-list {
    position: absolute;
    top: 0;
    right: 67px;
    display: flex;
    flex-direction: column;
    align-items: center;
    font-size: 12px;
    font-weight: 400;
    line-height: 1.5em;
    letter-spacing: 0.02em;
    padding: 5px 0;
    transition: opacity 0.3s;
}

.btn-list:hover {
    opacity: 0.7;
}

.btn-list::before {
    content: '';
    position: absolute;
    right: -38px;
    top: 50%;
    transform: translate(-50%, -50%) rotate(45deg);
    width: 5px;
    height: 5px;
    border: 1px solid var(--primary-color);
    border-left: none;
    border-bottom: none;
}

.voice-slider-container {
    position: relative;
    max-width: 1440px;
    margin: 0 auto;
    height: 391.63px;
}

.voice-slider {
    display: flex;
    gap: 30px;
    overflow: hidden;
    height: 100%;
}

.voice-slide {
    min-width: 451.96px;
    height: 100%;
}

.voice-card {
    height: 100%;
}

.voice-image {
    width: 100%;
    height: 238.63px;
    overflow: hidden;
}

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

.voice-content {
    background: #fff;
    padding: 25px 30px;
    height: 153px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.voice-title {
    font-size: 15px;
    font-weight: 400;
    line-height: 1.67;
    letter-spacing: 0.07em;
    flex: 1;
    color: var(--text-color);
}

.voice-name {
    font-size: 12px;
    font-weight: 400;
    line-height: 1.5em;
    letter-spacing: 0.0875em;
    color: var(--text-light);
}

.slider-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 90px;
    background: rgba(0, 0, 0, 0.4);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.3s;
}

.slider-btn:hover {
    background: rgba(0, 0, 0, 0.6);
}

.slider-btn-prev {
    left: 10px;
}

.slider-btn-next {
    right: 10px;
}

/* Company Section */
.company-section {
    position: relative;
    padding: 116px 20px 541px;
    overflow: hidden;
}

.company-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.company-background img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.company-overlay {
    position: absolute;
    top: 80px;
    left: 0;
    width: 50%;
    height: 90%;
    background: rgba(28, 28, 28, 0.4);
    padding: 160px 5% 0 8%;
    z-index: 1;
    display: flex;
    align-items: flex-start;
}

.company-content {
    display: flex;
    flex-direction: column;
    gap: 5px;
    color: #fff;
    max-width: 600px;
    width: 100%;
}

.company-content .section-title-en {
    font-size: 18.7px;
    line-height: 1.76;
    letter-spacing: 0.118em;
    color: #fff;
    text-align: left;
}

.company-heading {
    font-family: 'Noto Serif JP', serif;
    font-size: 28px;
    font-weight: 400;
    line-height: 1.5em;
    letter-spacing: 0.17em;
}

.company-text {
    font-size: 15px;
    font-weight: 400;
    line-height: 2em;
    margin-top: 50px;
    margin-bottom: 30px;
}

.section-header-overlay {
    position: absolute;
    top: -50px;
    left: 0;
    width: 100%;
    z-index: 10;
    padding: 116px 20px 56px;
    text-align: center;
}

/* Works Section */
.works-section {
    background: var(--background-color);
    padding: 116px 20px 80px;
    border-top: 1px solid var(--border-color);
}

.works-container {
    max-width: 1100px;
    margin: 0 auto;
    position: relative;
}

.works-list {
    display: flex;
    gap: 5px;
    margin-bottom: 0;
}

.works-item {
    flex: 1;
}

.works-card {
    height: 100%;
}

.works-image {
    width: 100%;
    height: 331.52px;
    overflow: hidden;
    position: relative;
}

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

.works-content {
    background: #fff;
    padding: 25px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.works-title {
    font-size: 15px;
    font-weight: 400;
    line-height: 1.67;
    letter-spacing: 0.05em;
    min-height: 80px;
    color: var(--text-color);
}

.works-name {
    font-size: 12px;
    font-weight: 400;
    line-height: 1.67;
    letter-spacing: 0.05em;
    color: var(--text-light);
}


/* Business Section */
.business-section {
    position: relative;
    padding: 116px 20px 100px;
    overflow: hidden;
}

.business-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.business-background::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1;
}

.business-background img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.business-section .section-header,
.business-content {
    position: relative;
    z-index: 2;
}

.business-content {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 45px;
    color: #fff;
}

.business-heading {
    font-family: 'Noto Serif JP', serif;
    font-size: 28px;
    font-weight: 400;
    line-height: 1.5em;
    letter-spacing: 0.17em;
}

.business-text {
    font-size: 15px;
    font-weight: 400;
    line-height: 2em;
    letter-spacing: 0.07em;
}

/* Floating CTA Buttons */
.floating-cta {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 999;
    display: flex;
    flex-direction: column;
    gap: 12px;
    opacity: 0;
    transform: translateX(120px);
    transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
    pointer-events: none;
}

.floating-cta.visible {
    opacity: 1;
    transform: translateX(0);
    pointer-events: all;
}

.cta-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 16px 24px;
    border-radius: 50px;
    font-family: 'Noto Serif JP', serif;
    font-size: 15px;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
}

.cta-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.4),
        transparent
    );
    transition: left 0.5s ease;
    z-index: 1;
}

.cta-btn:hover::before {
    left: 100%;
}

.cta-btn:hover {
    transform: translateY(-4px) scale(1.05);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.25);
}

.cta-contact {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: var(--white);
    border: 2px solid transparent;
}

.cta-contact:hover {
    box-shadow: 0 8px 30px rgba(231, 0, 18, 0.4);
}

.cta-recruit {
    background: var(--white);
    color: var(--text-color);
    border: 2px solid var(--primary-color);
}

.cta-recruit:hover {
    background: var(--primary-color);
    color: var(--white);
    border-color: var(--primary-color);
}

.cta-icon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    transition: transform 0.3s ease;
}

.cta-btn:hover .cta-icon {
    transform: scale(1.1) rotate(-5deg);
}

.cta-text {
    white-space: nowrap;
    position: relative;
    z-index: 2;
}

/* Responsive */
@media (max-width: 768px) {
    .floating-cta {
        bottom: 20px;
        right: 20px;
        left: 20px;
        flex-direction: row;
        justify-content: center;
        gap: 10px;
    }
    
    .cta-btn {
        flex: 1;
        justify-content: center;
        padding: 14px 16px;
        font-size: 13px;
        gap: 8px;
    }
    
    .cta-icon {
        width: 18px;
        height: 18px;
    }
    
    .cta-text {
        font-size: 13px;
    }
}

/* Footer */
.footer {
    background: #4A0008;
    padding: 0 0 100px 0;
    border-top: none;
}

.footer-content {
    display: flex;
    min-height: 500px;
    gap: 0;
}

.footer-left {
    flex: 1;
    background: #4A0008;
    color: #fff;
    padding: 60px 60px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    text-align: center;
}

.footer-logo {
    width: 160px;
    margin: 0 auto 25px;
}

.footer-logo img {
    width: 100%;
    filter: brightness(0) invert(1);
}

.footer-company {
    margin-bottom: 20px;
}

.footer-company-name {
    font-size: 20px;
    font-weight: 700;
    line-height: 1.5em;
    letter-spacing: 0.1em;
    color: #fff;
    margin-bottom: 12px;
}

.footer-address {
    font-size: 14px;
    font-weight: 400;
    line-height: 1.7;
    letter-spacing: 0.05em;
    color: rgba(255, 255, 255, 0.9);
}

.footer-contact {
    font-size: 20px;
    font-weight: 700;
    line-height: 1.5;
    letter-spacing: 0.1em;
    color: #FF5252;
    margin-bottom: 25px;
}

.footer-area {
    margin-top: 30px;
}

.footer-area-title {
    font-size: 16px;
    font-weight: 700;
    line-height: 1.5em;
    letter-spacing: 0.1em;
    color: #fff;
    margin-bottom: 15px;
}

.footer-area-content {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-area-text {
    font-size: 13px;
    font-weight: 400;
    line-height: 1.7;
    letter-spacing: 0.05em;
    color: rgba(255, 255, 255, 0.85);
}

.footer-right {
    flex: 1;
}

.footer-map {
    width: 100%;
    height: 100%;
    border-radius: 0;
    overflow: hidden;
    box-shadow: none;
}

.footer-map iframe {
    width: 100%;
    height: 100%;
    border: none;
}

/* Responsive Design */
@media (max-width: 1440px) {
    .header-content {
        padding: 0 40px;
    }
}

@media (max-width: 1200px) {
    .header-content {
        padding: 0 20px;
    }
    
    .voice-section {
        padding: 116px 50px 100px;
    }
    
    .company-overlay {
        width: 65%;
        padding: 160px 4% 0 6%;
    }
    
    .company-content {
        max-width: 500px;
    }
    
    .footer-left {
        padding: 60px 40px;
    }
}

@media (max-width: 1024px) {
    .company-overlay {
        width: 70%;
        padding: 140px 5% 0 7%;
    }
    
    .company-content {
        max-width: 550px;
    }
    
    .company-heading {
        font-size: 24px;
    }
    
    .company-text {
        font-size: 14px;
    }
}

@media (max-width: 768px) {
    /* Header positioning */
    .header-content {
        position: relative;
        padding: 0 20px;
    }
    
    /* Hide desktop navigation */
    .nav {
        display: none;
    }
    
    /* Show hamburger button */
    .hamburger {
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        width: 40px;
        height: 40px;
        background: rgba(0, 0, 0, 0.7);
        border: 2px solid rgba(255, 255, 255, 0.8);
        border-radius: 8px;
        cursor: pointer;
        padding: 0;
        position: absolute;
        right: 20px;
        top: 50%;
        transform: translateY(-50%);
        z-index: 1001;
        transition: all 0.3s ease;
        backdrop-filter: blur(10px);
    }

    .hamburger:hover {
        background: rgba(0, 0, 0, 0.9);
        border-color: #fff;
        transform: translateY(-50%) scale(1.05);
    }

    .hamburger-line {
        width: 18px;
        height: 2px;
        background: #fff;
        transition: all 0.3s ease;
        transform-origin: center;
        border-radius: 1px;
    }

    .hamburger-line:not(:last-child) {
        margin-bottom: 4px;
    }

    .hamburger.active {
        background: rgba(231, 0, 18, 0.9);
        border-color: #E70012;
    }

    .hamburger.active .hamburger-line {
        background: #fff;
    }

    .hamburger.active .hamburger-line:nth-child(1) {
        transform: translateY(6px) rotate(45deg);
    }

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

    .hamburger.active .hamburger-line:nth-child(3) {
        transform: translateY(-6px) rotate(-45deg);
    }
    
    /* Mobile menu dropdown */
    .mobile-menu {
        display: none;
        position: fixed;
        top: 60px;
        right: 20px;
        width: 250px;
        background: rgba(0, 0, 0, 0.95);
        flex-direction: column;
        gap: 0;
        padding: 20px 0;
        box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
        border-radius: 12px;
        z-index: 1000;
        backdrop-filter: blur(20px);
        border: 1px solid rgba(255, 255, 255, 0.1);
    }

    .mobile-menu.active {
        display: flex;
    }

    .mobile-menu .nav-item {
        font-size: 15px;
        padding: 16px 24px;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        text-align: left;
        transition: all 0.3s ease;
        color: #fff !important;
    }

    .mobile-menu .nav-item:last-child {
        border-bottom: none;
    }

    .mobile-menu .nav-item:hover {
        background: rgba(231, 0, 18, 0.2);
        color: #fff !important;
        padding-left: 32px;
        opacity: 1;
    }
    
    .hero {
        min-height: auto;
        height: auto;
    }
    
    .hero-slider {
        position: relative;
        width: 100%;
        height: 50vh;
        min-height: 300px;
        clip-path: none;
    }

    .hero-content {
        position: relative;
        width: 100%;
        height: auto;
        top: 0;
        justify-content: center;
    }
    
    .hero-content-inner {
        padding: 0;
    }
    
    .hero-text-section {
        width: 100%;
        padding: 40px 20px;
        background: #fff;
        align-items: center;
    }

    .hero-main-text {
        font-size: 36px;
        line-height: 1.35;
        letter-spacing: 0.05em;
    }
    
    .hero-sub-text {
        margin-top: 24px;
    }
    
    .hero-sub-text p {
        font-size: 18px;
    }

    .news-ticker {
        position: relative;
        width: 100%;
        height: auto;
        padding: 20px;
        clip-path: none;
        background: rgba(183, 0, 16, 0.95);
    }
    
    .feature-list {
        flex-direction: column;
    }
    
    .feature-item {
        border-right: none;
        border-bottom: 1px solid #ccc;
    }
    
    .voice-section {
        padding: 80px 20px;
    }
    
    .voice-slider {
        flex-direction: column;
    }
    
    .works-list {
        flex-direction: column;
    }
    
    .company-overlay {
        position: relative;
        width: 100%;
        padding: 50px 20px;
        top: 0;
        height: auto;
    }
    
    .company-content {
        max-width: 100%;
    }
    
    .company-section {
        padding: 80px 20px 60px;
    }
    
    .footer-content {
        flex-direction: column-reverse;
        min-height: auto;
    }
    
    .footer-left {
        padding: 40px 20px;
    }
    
    .footer-map {
        height: 400px;
    }
    
    .footer {
        padding-bottom: 350px;
    }
}