/* ==========================================================================
   Reset & Base Styles
   ========================================================================== */

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

html {
    font-size: 62.5%;
    scroll-behavior: smooth;
}

body {
    font-family: 'Noto Sans JP', sans-serif;
    font-size: 1.6rem;
    line-height: 1.6;
    color: #000000;
    overflow-x: hidden;
    background: #ffffff;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* ==========================================================================
   Typography
   ========================================================================== */

.section-title {
    font-family: 'Playfair Display', serif;
    font-weight: 700;
    font-size: clamp(3rem, 6vw, 5rem);
    line-height: 1.2;
    color: #000000;
    margin-bottom: 3rem;
}

.section-title.light {
    color: #ffffff;
}

.vertical-title {
    writing-mode: vertical-rl;
    text-orientation: mixed;
    height: 80%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.section-subtitle {
    font-family: 'Inter', sans-serif;
    font-size: 1.4rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: #808080;
    margin-bottom: 1rem;
    display: block;
}

.section-number {
    font-family: 'Playfair Display', serif;
    font-size: 8rem;
    font-weight: 700;
    color: rgba(0, 0, 0, 0.05);
    position: absolute;
    top: -2rem;
    left: -2rem;
    z-index: -1;
    line-height: 1;
}

/* ==========================================================================
   Navigation
   ========================================================================== */

.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    z-index: 1000;
    padding: 1rem 0;
    transition: all 0.3s ease;
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-text {
    width: 140px;
    height: 40px;
    display: block;
    padding: 0;
    overflow: hidden;
    line-height: 1;
    text-align: left;
    vertical-align: middle;
}

.logo-text img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: contain;
    max-width: 100%;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 3rem;
}

.nav-link {
    text-decoration: none;
    color: #000000;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: #000000;
    transition: width 0.3s ease;
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background: #000000;
    margin: 3px 0;
    transition: 0.3s;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */

.hero {
    height: 100vh;
    position: relative;
    overflow: hidden;
}

.hero-slider {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero-bg {
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    transform: scale(1.1);
    transition: transform 8s ease-out;
}

.swiper-slide-active .hero-bg {
    transform: scale(1);
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, 
        rgba(0, 0, 0, 0.2) 0%, 
        rgba(0, 0, 0, 0.4) 50%, 
        rgba(0, 0, 0, 0.7) 100%);
    z-index: 2;
}

.hero-content {
    position: absolute;
    top: 50%;
    left: 8%;
    transform: translateY(-50%);
    z-index: 3;
    max-width: 80rem;
}

.hero-title {
    font-family: 'Noto Sans JP', sans-serif;
    font-weight: 700;
    font-size: clamp(3.5rem, 6vw, 5.5rem);
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: 2rem;
    line-height: 1.1;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    white-space: nowrap;
}

.hero-subtitle {
    font-family: 'Noto Sans JP', sans-serif;
    font-weight: 500;
    font-size: clamp(1.4rem, 2.5vw, 2.2rem);
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 4rem;
    opacity: 0;
    transform: translateY(30px);
}

.hero-tagline {
    font-family: 'Noto Sans JP', sans-serif;
    font-weight: 300;
    font-size: clamp(1rem, 1.8vw, 1.5rem);
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 4rem;
    opacity: 0;
    transform: translateY(30px);
}

.hero-contact {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    align-items: flex-start;
    z-index: 3;
}

.cta-contact {
    padding: 1.5rem 3.5rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 2.4rem;
    background: rgba(255, 255, 255, 0.95);
    color: #000000;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    white-space: nowrap;
}

.cta-contact:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
    background: #ffffff;
}

.scroll-indicator {
    position: absolute;
    bottom: 3rem;
    left: 50%;
    transform: translateX(-50%);
    color: rgba(255, 255, 255, 0.7);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    z-index: 3;
}

.scroll-arrow {
    width: 2px;
    height: 3rem;
    background: rgba(255, 255, 255, 0.7);
    position: relative;
    animation: bounce 2s infinite;
}

.scroll-arrow::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: -4px;
    width: 10px;
    height: 10px;
    border-right: 2px solid rgba(255, 255, 255, 0.7);
    border-bottom: 2px solid rgba(255, 255, 255, 0.7);
    transform: rotate(45deg);
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); opacity: 1; }
    40% { transform: translateY(-10px); opacity: 0.8; }
    60% { transform: translateY(-5px); opacity: 0.9; }
}

/* ==========================================================================
   About Section
   ========================================================================== */

.about {
    padding: 12rem 0;
    background: #ffffff;
    position: relative;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 8rem;
    align-items: center;
    margin-bottom: 8rem;
}

.about-text {
    position: relative;
}

.about-description p {
    font-size: 1.8rem;
    line-height: 1.8;
    color: #333333;
    margin-bottom: 2rem;
}

.about-visual {
    position: relative;
    height: 60rem;
}

.about-image-main {
    position: absolute;
    top: 0;
    right: 0;
    width: 75%;
    height: 70%;
    clip-path: polygon(15% 0%, 100% 0%, 85% 100%, 0% 100%);
    overflow: hidden;
}

.about-image-main img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.about-image-small {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 45%;
    height: 50%;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

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

.floating-image {
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(35rem, 1fr));
    gap: 4rem;
}

.feature-card {
    background: #f8f8f8;
    padding: 4rem 3rem;
    border-radius: 25px;
    text-align: center;
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.6), transparent);
    transition: left 0.6s ease;
}

.feature-card:hover::before {
    left: 100%;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    width: 8rem;
    height: 8rem;
    background: #000000;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 2rem;
    color: #ffffff;
}

.feature-icon svg {
    width: 4rem;
    height: 4rem;
}

.feature-card h3 {
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: #000000;
}

.feature-card p {
    color: #666666;
    line-height: 1.7;
}

/* ==========================================================================
   Mission & Vision Section
   ========================================================================== */

.mission-vision {
    padding: 12rem 0;
    background: linear-gradient(135deg, #f5f5f5 0%, #ffffff 50%, #f5f5f5 100%);
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 8rem;
}

.mission-vision-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 6rem;
}

.mission-card,
.vision-card {
    background: #ffffff;
    padding: 5rem 4rem;
    border-radius: 30px;
    box-shadow: 0 20px 80px rgba(0, 0, 0, 0.05);
    position: relative;
    overflow: hidden;
}

.mission-card {
    margin-left: 8rem;
}

.vision-card {
    margin-right: 8rem;
}

.card-number {
    font-family: 'Playfair Display', serif;
    font-size: 1.4rem;
    font-weight: 700;
    color: #808080;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    margin-bottom: 2rem;
}

.mission-card h3,
.vision-card h3 {
    font-size: 2.4rem;
    font-weight: 600;
    line-height: 1.4;
    margin-bottom: 2rem;
    color: #000000;
}

.mission-card p,
.vision-card p {
    font-size: 1.6rem;
    line-height: 1.8;
    color: #444444;
}

.card-bg-image {
    position: absolute;
    top: 0;
    right: -5rem;
    width: 30rem;
    height: 100%;
    opacity: 0.3;
    z-index: 0;
    border-radius: 20px;
    overflow: hidden;
}

.card-bg-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(1.2) contrast(0.8);
}

/* ==========================================================================
   Values Section
   ========================================================================== */

.values {
    padding: 12rem 0;
    background: #ffffff;
    position: relative;
    overflow: hidden;
}

.values-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #f5f5f5 0%, #ffffff 50%, #f5f5f5 100%);
    z-index: 1;
}

.values .container {
    position: relative;
    z-index: 2;
}

.values .section-header {
    text-align: center;
    margin-bottom: 8rem;
    position: relative;
}

.values-grid {
    display: flex;
    flex-direction: column;
    gap: 4rem;
}

.value-item {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6rem;
    align-items: center;
    position: relative;
}

.value-item:nth-child(even) {
    direction: rtl;
}

.value-item:nth-child(even) > * {
    direction: ltr;
}

.value-text {
    position: relative;
    z-index: 2;
}

.value-number {
    font-family: 'Playfair Display', serif;
    font-size: 1.4rem;
    font-weight: 700;
    color: #808080;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    margin-bottom: 1rem;
}

.value-item h3 {
    font-family: 'Noto Sans JP', sans-serif;
    font-size: 2.4rem;
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: 2rem;
    color: #000000;
}

.value-item p {
    font-size: 1.6rem;
    line-height: 1.8;
    color: #444444;
}

.value-visual {
    position: relative;
    height: 45rem;
}

.value-image-main {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: 25px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
}

.value-item:nth-child(even) .value-image-main {
    clip-path: polygon(15% 0%, 100% 0%, 85% 100%, 0% 100%);
}

.value-item:nth-child(odd) .value-image-main {
    clip-path: polygon(0% 0%, 85% 0%, 100% 100%, 15% 100%);
}

.value-image-main img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.value-item:hover .value-image-main img {
    transform: scale(1.05);
}

.floating-particles {
    display: none;
}

/* ==========================================================================
   Services Section
   ========================================================================== */

.services {
    padding: 12rem 0;
    background: #ffffff;
}

.services-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    grid-template-rows: 1fr 1fr;
    gap: 3rem;
    height: 80rem;
}

.service-card {
    border-radius: 25px;
    overflow: hidden;
    position: relative;
    transition: all 0.4s ease;
    cursor: pointer;
}

.service-card.large {
    grid-row: 1 / 3;
}

.service-card.wide {
    grid-column: 2 / 4;
}

.service-card:hover {
    transform: translateY(-15px);
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.15);
}

.service-image {
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
}

.service-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.service-card:hover .service-image img {
    transform: scale(1.1);
}

.service-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, 
        transparent 0%, 
        rgba(0, 0, 0, 0.3) 50%, 
        rgba(0, 0, 0, 0.8) 100%);
    z-index: 1;
}

.service-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 3rem;
    color: #ffffff;
    z-index: 2;
}

.service-content h3 {
    font-size: 2.2rem;
    font-weight: 600;
    margin-bottom: 1rem;
    line-height: 1.3;
}

.service-content p {
    font-size: 1.4rem;
    opacity: 0.9;
    margin-bottom: 1.5rem;
}

.service-details {
    list-style: none;
}

.service-details li {
    font-size: 1.3rem;
    opacity: 0.8;
    margin-bottom: 0.5rem;
    position: relative;
    padding-left: 1.5rem;
}

.service-details li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: rgba(255, 255, 255, 0.6);
}

/* ==========================================================================
   Commitment Section
   ========================================================================== */

.commitment {
    padding: 12rem 0;
    background: linear-gradient(45deg, #f5f5f5 0%, #ffffff 50%, #f5f5f5 100%);
}

.commitment-items {
    display: flex;
    flex-direction: column;
    gap: 8rem;
}

.commitment-item {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    align-items: center;
    position: relative;
}

.commitment-item.reverse {
    direction: rtl;
}

.commitment-item.reverse > * {
    direction: ltr;
}

.commitment-image {
    position: relative;
    height: 40rem;
    border-radius: 25px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
}

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

.commitment-content {
    background: #ffffff;
    padding: 4rem 3rem;
    border-radius: 25px;
    box-shadow: 0 15px 60px rgba(0, 0, 0, 0.08);
    position: relative;
    z-index: 2;
    margin: -5rem 0;
    width: 100%;
    max-width: none;
}

.commitment-content h3 {
    font-size: 2.4rem;
    font-weight: 600;
    color: #000000;
    margin-bottom: 2rem;
    line-height: 1.3;
}

.commitment-content p {
    font-size: 1.6rem;
    line-height: 1.8;
    color: #444444;
}

/* ==========================================================================
   Area Section
   ========================================================================== */

.area {
    height: 80vh;
    position: relative;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.area-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.area-bg-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.area-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    z-index: 2;
}

.area-content {
    position: relative;
    z-index: 3;
    text-align: center;
    color: #ffffff;
}

.area-title {
    font-family: 'Playfair Display', serif;
    font-size: clamp(3rem, 6vw, 5rem);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 6rem;
}

.area-features {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 3rem;
    max-width: 120rem;
    margin: 0 auto;
}

.area-feature {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 3rem 2rem;
    border-radius: 20px;
    text-align: center;
    transition: all 0.3s ease;
}

.area-feature:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-5px);
}

.feature-number {
    font-family: 'Playfair Display', serif;
    font-size: 2rem;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.8);
    display: block;
    margin-bottom: 1rem;
}

.area-feature h4 {
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #ffffff;
}

.area-feature p {
    font-size: 1.4rem;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
}

/* ==========================================================================
   Company Section
   ========================================================================== */

:root {
    --accent: #1E88E5;
}

.company {
    padding: 8rem 0;
    background: #ffffff;
}

.card {
    background: #F8F9FA;
    border-radius: 20px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    padding: 3rem;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.company-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: stretch;
    margin-top: 4rem;
}

.company-overview {
    display: flex;
    flex-direction: column;
    gap: 3rem;
    height: 100%;
}

.company-stats {
    display: flex;
    gap: 4rem;
    justify-content: center;
    margin-bottom: 3rem;
}

.stat-item {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.stat-number {
    font-family: 'Playfair Display', serif;
    font-size: 4.5rem;
    font-weight: 700;
    color: var(--accent);
    display: block;
    line-height: 1;
}

.stat-label {
    font-size: 1.4rem;
    color: #666666;
    margin-top: 0.8rem;
}

.company-details {
    margin-top: 1rem;
}

.detail-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 0;
    border-bottom: 1px solid rgba(30, 136, 229, 0.2);
}

.detail-item:last-child {
    border-bottom: none;
}

.detail-item dt {
    font-weight: 600;
    color: #333333;
    min-width: 10rem;
    font-size: 1.4rem;
}

.detail-item dd {
    color: #444444;
    text-align: right;
    flex-grow: 1;
    font-size: 1.4rem;
}

.company-message-section {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.company-image-main {
    width: 22rem;
    height: auto;
    border-radius: 20px;
    overflow: hidden;
    margin: 0 auto 2.5rem auto;
}

.company-image-main img {
    width: 100%;
    height: auto;
    object-fit: contain;
    transform: scale(1.0);
}

.message-content p {
    font-size: 1.4rem;
    line-height: 1.8;
    color: #444444;
    margin-bottom: 1.5rem;
}

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

.company-message cite {
    font-size: 1.3rem;
    color: #666666;
    font-style: normal;
    font-weight: 600;
    text-align: right;
    display: block;
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--accent);
}

@media (max-width: 768px) {
    .company-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .company-content {
        display: flex;
        flex-direction: column;
    }
    
    .company-message-section {
        order: 1;
    }
    
    .company-overview {
        order: 2;
    }
    
    .card {
        padding: 2.5rem;
    }
    
    .company-stats {
        padding: 0;
        margin-bottom: 2.5rem;
    }
    
    .stat-number {
        font-size: 3.8rem;
    }
}

/* ==========================================================================
   Contact Section
   ========================================================================== */

.contact {
    padding: 12rem 0;
    background: #000000;
    position: relative;
    overflow: hidden;
}

.contact-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.05) 0%, transparent 70%);
    z-index: 1;
}

.contact .container {
    position: relative;
    z-index: 2;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 6rem;
    margin-top: 6rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 4rem;
}

.contact-item h4 {
    font-size: 1.8rem;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 1.5rem;
}

.contact-hours,
.contact-email,
.contact-address {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
}

.contact-form {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 25px;
    padding: 4rem;
    backdrop-filter: blur(20px);
}

.form-group {
    margin-bottom: 2.5rem;
}

.form-group label {
    display: block;
    color: #ffffff;
    font-weight: 600;
    margin-bottom: 1rem;
}

.required {
    color: #ff6b6b;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 1.5rem 2rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 15px;
    background: rgba(255, 255, 255, 0.1);
    color: #ffffff;
    font-size: 1.6rem;
    transition: all 0.3s ease;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(255, 255, 255, 0.6);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #ffffff;
    box-shadow: 0 0 20px rgba(255, 255, 255, 0.2);
    background: rgba(255, 255, 255, 0.15);
}

.submit-btn {
    background: #ffffff;
    color: #000000;
    border: none;
    padding: 1.8rem 4rem;
    border-radius: 50px;
    font-size: 1.6rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: all 0.3s ease;
    margin-top: 2rem;
}

.submit-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(255, 255, 255, 0.2);
}

.btn-arrow {
    width: 2rem;
    height: 2rem;
    stroke: currentColor;
    stroke-width: 2;
    fill: none;
    transition: transform 0.3s ease;
}

.submit-btn:hover .btn-arrow {
    transform: translateX(5px);
}

/* ==========================================================================
   Footer
   ========================================================================== */

.footer {
    background: #f8f8f8;
    padding: 6rem 0 3rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    margin-bottom: 3rem;
    padding-bottom: 3rem;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.footer-logo h3 {
    font-size: 2rem;
    font-weight: 700;
    color: #000000;
    margin-bottom: 1rem;
}

.footer-logo p {
    color: #666666;
    font-size: 1.4rem;
}

.footer-info p {
    color: #666666;
    font-size: 1.4rem;
    line-height: 1.8;
}

.footer-bottom {
    text-align: center;
}

.footer-bottom p {
    color: #999999;
    font-size: 1.3rem;
}

/* ==========================================================================
   Responsive Design
   ========================================================================== */

@media (max-width: 1024px) {
    .vertical-title {
        writing-mode: horizontal-tb;
        text-orientation: mixed;
        height: auto;
    }
    
    .about-grid,
    .mission-vision-grid,
    .company-content,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 4rem;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
        height: auto;
    }
    
    .service-card.large {
        grid-row: auto;
    }
    
    .values-grid {
        gap: 3rem;
    }
    
    .value-item {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .value-item:nth-child(even) {
        direction: ltr;
    }
    
    .value-visual {
        height: 35rem;
    }
    
    .value-image-main {
        width: 100%;
        height: 100%;
        left: 0;
        clip-path: none;
    }
    
    .commitment-item {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .commitment-item.reverse {
        direction: ltr;
    }
    
    .commitment-content {
        margin: 0 !important;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: rgba(255, 255, 255, 0.98);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 2rem 0;
        backdrop-filter: blur(20px);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hamburger.active .bar:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }
    
    .hamburger.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }
    
    .hero-content {
        left: 5%;
        right: 5%;
        text-align: left;
        max-width: none;
    }
    
    .hero-title {
        white-space: normal;
        text-align: left;
    }
    
    .hero-contact {
        margin-top: 2rem;
        align-items: flex-start;
    }
    
    .section-title {
        font-size: clamp(2.5rem, 8vw, 4rem);
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .mission-card,
    .vision-card {
        margin-left: 0;
        margin-right: 0;
    }
    
    .area-features {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .company-stats {
        justify-content: space-around;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

@media (max-width: 480px) {
    html {
        font-size: 55%;
    }
    
    .container {
        padding: 0 1.5rem;
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .area {
        height: auto;
        min-height: 100vh;
        padding: 2.5rem 0 2.5rem 0;
        display: flex;
        align-items: flex-start;
    }
    .area-content {
        padding-top: 2.5rem;
        padding-bottom: 2.5rem;
    }
    .area-title {
        font-size: 1.5rem;
        margin-bottom: 1.5rem;
        color: #fff;
        text-align: center;
        z-index: 10;
        position: relative;
        line-height: 1.3;
        word-break: keep-all;
    }
    .area-features {
        grid-template-columns: 1fr;
        gap: 2rem;
        max-width: 100%;
        margin: 0;
    }
    .area-feature {
        padding: 1.2rem 0.5rem;
        min-width: 0;
        width: 100%;
        box-sizing: border-box;
    }
    
    .company-stats {
        flex-direction: column;
        gap: 2rem;
    }
    
    .contact-form {
        padding: 2.5rem;
    }
}

/* 電話番号関連のスタイルを削除 */
.hero-phone,
.phone-label,
.phone-number,
.phone-number:hover,
.contact-phone {
    display: none;
}

/* ==========================================================================
   Section Line Effect
   ========================================================================== */

.section-line {
    position: absolute;
    top: 0;
    right: 0;
    width: 0;
    height: 4px;
    background: #000000;
    transform-origin: right;
    opacity: 0;
    z-index: 10;
}

.section-line.light {
    background: #ffffff;
}

/* 各セクションのコンテナに相対位置を設定 */
.about,
.services,
.values,
.commitment,
.contact {
    position: relative;
    overflow: hidden;
}