/* 変数定義 */
:root {
    --color-primary: #0054A6;
    --color-secondary: #2A2B2B;
    --color-accent: #00A0E9;
    --color-text: #333333;
    --color-text-light: #666666;
    --color-bg: #ffffff;
    --color-bg-light: #f8f9fa;
    --color-border: #e0e0e0;

    --font-primary: 'Noto Sans JP', sans-serif;
    --font-accent: 'Oswald', sans-serif;

    --container-width: 1200px;
    --header-height: 80px;

    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.16);
}

/* 基本スタイル */
body {
    font-family: var(--font-primary);
    color: var(--color-text);
    background-color: var(--color-bg);
    font-size: 1.6rem;
    line-height: 1.7;
    overflow-x: hidden;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* ローディング画面 */
#loading {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: var(--color-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    transition: opacity 0.5s, visibility 0.5s;
}

#loading.hidden {
    opacity: 0;
    visibility: hidden;
}

.loading-animation {
    display: flex;
    gap: 8px;
}

.loading-animation span {
    width: 12px;
    height: 12px;
    background: var(--color-primary);
    border-radius: 50%;
    animation: loading 1.4s ease-in-out infinite;
}

.loading-animation span:nth-child(2) {
    animation-delay: 0.2s;
}

.loading-animation span:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes loading {
    0%, 80%, 100% {
        transform: scale(0.8);
        opacity: 0.5;
    }
    40% {
        transform: scale(1.2);
        opacity: 1;
    }
}

/* ヘッダー */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: var(--transition);
}

.header.scrolled {
    height: 60px;
    background: rgba(255, 255, 255, 0.98);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

.logo {
    flex-shrink: 0;
}

.logo a {
    display: block;
}

.logo-img {
    width: 350px;
    max-width: 437px;
    height: auto;
    display: block;
}

.main-nav ul {
    display: flex;
    gap: 32px;
}

.main-nav a {
    color: var(--color-text);
    font-size: 1.5rem;
    font-weight: 500;
    position: relative;
    transition: var(--transition);
    white-space: nowrap;
}

.main-nav a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: width 0.3s;
}

.main-nav a:hover {
    color: var(--color-primary);
}

.main-nav a:hover::after {
    width: 100%;
}

.header-cta {
    display: flex;
    align-items: center;
    gap: 20px;
}

.tel-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--color-text);
    font-weight: 500;
    transition: var(--transition);
}

.tel-btn:hover {
    color: var(--color-primary);
}

/* ボタン */
.btn {
    display: inline-block;
    padding: 14px 32px;
    font-weight: 500;
    text-align: center;
    border-radius: 4px;
    transition: var(--transition);
    cursor: pointer;
}

.btn-primary {
    background: #0054A6;
    color: white;
    border: 1px solid #0054A6;
}

.btn-primary:hover {
    background: white;
    color: #0054A6;
    border: 1px solid #0054A6;
}

.btn-outline {
    background: #0054A6;
    color: white;
    border: 1px solid #0054A6;
}

.btn-outline:hover {
    background: white;
    color: #0054A6;
    border: 1px solid #0054A6;
}

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

.btn-outline-white {
    border: 2px solid white;
    color: white;
}

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

.contact-btn {
    background: var(--color-primary);
    color: white;
    padding: 10px 24px;
    border-radius: 4px;
    font-weight: 500;
    transition: var(--transition);
}

.contact-btn:hover {
    background: #004080;
    transform: translateY(-2px);
}

/* ハンバーガーメニュー */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 4px;
    width: 30px;
    height: 30px;
    justify-content: center;
    align-items: center;
    cursor: pointer;
}

.hamburger span {
    width: 24px;
    height: 2px;
    background: var(--color-text);
    transition: var(--transition);
}

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

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

.hamburger.active span:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
}

/* モバイルナビゲーション */
.mobile-nav {
    display: none;
}

/* ヒーローセクション */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

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

.hero-bg::after {
    position: absolute;
    content: "";
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.25);
    background-image: radial-gradient(rgba(0, 0, 0, 0.3) 20%, transparent 20%),
        radial-gradient(rgba(0, 0, 0, 0.3) 20%, transparent 20%);
    background-size: 6px 6px;
    background-position: 0 0, 3px 3px;
    z-index: 2;
}

.hero-video {
    position: absolute;
    top: 50%;
    left: 50%;
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    transform: translate(-50%, -50%);
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.2);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    color: white;
}

.hero-title {
    font-size: 5.6rem;
    font-weight: 900;
    line-height: 1.2;
    margin-bottom: 24px;
}

.hero-title .text-line {
    display: block;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s forwards;
    font-size: 0.9em;
}

.hero-title .accent {
    color: #38bafe;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    font-size: 1em;
}

.hero-lead {
    font-size: 2rem;
    margin-bottom: 40px;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s 0.8s forwards;
}

.hero-emphasis {
    display: block;
    font-size: 1.6em;
    font-weight: 700;
    color: #38bafe;
    margin-top: 8px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.hero-highlight {
    font-size: calc(1em + 3pt);
}

.hero-cta {
    display: flex;
    gap: 20px;
    justify-content: center;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s 1s forwards;
}

.hero-cta .btn {
    min-width: 180px;
}

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

/* スクロールインジケーター */
.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    color: white;
    text-align: center;
    animation: bounce 2s infinite;
}

.scroll-indicator span {
    font-size: 1.2rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    display: block;
    margin-bottom: 10px;
}

.scroll-line {
    width: 1px;
    height: 20px;
    background: transparent;
    margin: 0 auto;
    position: relative;
}

.scroll-line::after {
    content: '';
    position: absolute;
    bottom: 1px;
    left: 50%;
    width: 14px;
    height: 14px;
    border-left: 1.5px solid white;
    border-bottom: 1.5px solid white;
    transform: translateX(-50%) rotate(-45deg);
}

@keyframes bounce {
    0%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    50% {
        transform: translateX(-50%) translateY(-10px);
    }
}

@keyframes scrollLine {
    to {
        top: 100%;
    }
}

/* セクション共通 */
.section {
    padding: 100px 0;
}

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

.section-subtitle {
    display: inline-block;
    color: var(--color-primary);
    font-family: var(--font-accent);
    font-size: 1.4rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 12px;
}

.section-title {
    font-size: 4rem;
    font-weight: 700;
    line-height: 1.2;
    color: #0e55a2;
}

/* About セクション */
.about {
    background: var(--color-bg-light);
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-top: 60px;
}

.about-item {
    text-align: center;
    padding: 40px 20px;
    background: white;
    border-radius: 8px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border-top: 4px solid var(--color-primary);
}

.about-item:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.about-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.about-item h3 {
    font-size: 2.4rem;
    margin-bottom: 16px;
}

.about-item p {
    color: var(--color-text-light);
    line-height: 1.8;
    text-align: left;
}

.about-item-image {
    text-align: center;
    margin-bottom: 20px;
}

.about-item-image img {
    display: block;
    margin: 0 auto;
}

/* Company History セクション（沿革） */
.company-history-section {
    background: white;
    padding: 100px 0 0 0;
    margin-bottom: 0px;
}

.company-history-image-wrapper {
    text-align: center;
}

/* PC版 (860px以上) */
.company-history-pc {
    display: block;
}

.company-history-sp {
    display: none;
}

/* Cloud Zoom用スタイル */
.company-history-pc .cloud-zoom {
    display: block;
    max-width: 1162px;
    margin: 0 auto;
}

.company-history-pc .cloud-zoom img {
    width: 100%;
    height: auto;
    display: block;
}

/* 沿革セクションのCloud Zoomカスタマイズ */
.company-history-pc #cloud-zoom-big {
    border: none !important;
}

.company-history-pc .cloud-zoom-lens {
    border: 2px solid rgba(0, 84, 166, 0.5) !important;
    background-color: rgba(255, 255, 255, 0.3) !important;
}

/* SP版 (859px以下) */
@media (max-width: 859px) {
    .company-history-pc {
        display: none;
    }

    .company-history-sp {
        display: block;
    }

    .company-history-sp img {
        max-width: 800px;
        width: 100%;
        height: auto;
        display: block;
        margin: 0 auto;
    }
}

/* Consultation Flow セクション */
.consultation-flow {
    background: white;
}

.flow-description {
    max-width: 900px;
    margin: 0 auto 40px;
    text-align: left;
}

.flow-description p {
    color: var(--color-text);
    line-height: 1.8;
    font-size: 1.6rem;
}

.flow-subtitle {
    text-align: center;
    font-size: 2.4rem;
    font-weight: 700;
    margin: 60px 0 40px;
    color: var(--color-text);
}

.consultation-steps {
    max-width: 900px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.step-item {
    display: flex;
    gap: 24px;
    align-items: flex-start;
    padding: 24px;
    background: var(--color-bg-light);
    border-radius: 8px;
    border-left: 4px solid #62AFDF;
    transition: var(--transition);
}

.step-item:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-md);
}

.step-number {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    background: #62AFDF;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.4rem;
    font-weight: 700;
}

.step-content {
    flex: 1;
}

.step-content p {
    color: var(--color-text);
    line-height: 1.8;
    font-size: 1.6rem;
    margin: 0;
}

.consultation-cta {
    text-align: center;
    margin-top: 60px;
}

/* Banner セクション */
.banner-section {
    height: 685px;
    background-image: url('../../img01/top-bg07-2500.jpg');
    background-position: center center;
    background-repeat: no-repeat;
    background-size: cover;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
}

.banner-container {
    max-width: var(--container-width);
    width: 100%;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
    align-items: center;
}

.banner-item {
    display: flex;
    justify-content: center;
    align-items: center;
}

.banner-item a {
    display: block;
    max-width: 100%;
    transition: var(--transition);
}

.banner-item a:hover {
    transform: scale(1.05);
}

.banner-item img {
    width: auto;
    max-width: 100%;
    height: auto;
    max-height: 605px;
    display: block;
}

/* レスポンシブ: 1280px以下 */
@media (max-width: 1280px) {
    .banner-section {
        height: calc(685px * 0.8);
    }

    .banner-item img {
        max-height: 468px;
    }
}

@media (max-width: 1024px) {
    .banner-section {
        height: calc(685px * 0.6);
    }

    .banner-item img {
        max-height: 331px;
    }
}

/* レスポンシブ: タブレット */
@media (max-width: 768px) {
    .banner-section {
        height: auto;
        min-height: 500px;
        padding: 60px 20px;
        background-image: url('../../img01/top-bg07-800.jpg');
    }

    .banner-container {
        grid-template-columns: 1fr;
        gap: 30px;
    }
}

/* レスポンシブ: スマホ */
@media (max-width: 480px) {
    .banner-section {
        min-height: 400px;
        padding: 40px 20px;
    }

    .banner-container {
        gap: 20px;
    }
}

/* Services セクション */
.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.service-card {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.service-image {
    width: 100%;
    height: auto;
    background: var(--color-bg-light);
    overflow: hidden;
}

.service-image img {
    width: 100%;
    height: auto;
    object-fit: contain;
    display: block;
    transition: transform 0.5s;
}

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

.service-content {
    padding: 32px;
}

.service-content h3 {
    font-size: 2.4rem;
    margin-bottom: 16px;
}

.service-content p {
    color: var(--color-text-light);
    margin-bottom: 24px;
    line-height: 1.8;
}

.service-features {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.service-features li {
    padding: 4px 12px;
    background: var(--color-bg-light);
    border-radius: 20px;
    font-size: 1.4rem;
    color: var(--color-text-light);
}

/* Works セクション */
.works {
    background: var(--color-bg-light);
}

.works-filter {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 40px;
}

.filter-btn {
    padding: 10px 24px;
    background: white;
    border: 2px solid var(--color-border);
    border-radius: 24px;
    font-weight: 500;
    transition: var(--transition);
    cursor: pointer;
}

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

.works-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.work-item {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.work-item:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.work-link {
    display: block;
}

.work-image {
    position: relative;
    width: 100%;
    height: 320px;
    overflow: hidden;
}

.work-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s;
}

.work-item:hover .work-image img {
    transform: scale(1.1);
}

.work-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, transparent 60%, rgba(0, 0, 0, 0.7));
    display: flex;
    align-items: flex-end;
    padding: 20px;
    opacity: 0;
    transition: opacity 0.3s;
}

.work-item:hover .work-overlay {
    opacity: 1;
}

.work-category {
    padding: 4px 12px;
    background: var(--color-primary);
    color: white;
    border-radius: 4px;
    font-size: 1.2rem;
    font-weight: 500;
}

.work-info {
    padding: 24px;
}

.work-info h3 {
    font-size: 2rem;
    margin-bottom: 8px;
}

.work-info p {
    color: var(--color-text-light);
    font-size: 1.4rem;
}

.works-more {
    text-align: center;
    margin-top: 60px;
}

/* Price セクション */
.price-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.price-card {
    background: white;
    border: 2px solid var(--color-border);
    border-radius: 8px;
    padding: 40px;
    text-align: center;
    position: relative;
    transition: var(--transition);
}

.price-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.price-card.featured {
    border-color: var(--color-primary);
    transform: scale(1.05);
}

.price-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    padding: 4px 16px;
    background: var(--color-primary);
    color: white;
    border-radius: 20px;
    font-size: 1.2rem;
    font-weight: 500;
}

.price-header h3 {
    font-size: 2.4rem;
    margin-bottom: 8px;
}

.price-desc {
    color: var(--color-text-light);
    font-size: 1.4rem;
}

.price-amount {
    margin: 32px 0;
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 4px;
}

.price-amount .currency {
    font-size: 2rem;
    color: var(--color-text-light);
}

.price-amount .number {
    font-size: 4rem;
    font-weight: 700;
    color: var(--color-primary);
}

.price-amount .tax {
    font-size: 1.4rem;
    color: var(--color-text-light);
}

.price-features {
    margin: 32px 0;
}

.price-features li {
    padding: 12px 0;
    border-bottom: 1px solid var(--color-border);
}

.price-features li:last-child {
    border-bottom: none;
}

/* Flow セクション */
.flow {
    background: var(--color-bg-light);
}

.flow-timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    padding: 40px 0;
}

.flow-timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--color-border);
    transform: translateX(-50%);
}

.flow-item {
    position: relative;
    margin: 60px 0;
    display: flex;
    align-items: center;
}

.flow-item:nth-child(even) {
    flex-direction: row-reverse;
}

.flow-number {
    width: 60px;
    height: 60px;
    background: var(--color-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 700;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
}

.flow-content {
    width: calc(50% - 40px);
    background: white;
    padding: 24px;
    border-radius: 8px;
    box-shadow: var(--shadow-sm);
}

.flow-item:nth-child(even) .flow-content {
    margin-left: auto;
}

.flow-content h3 {
    font-size: 2rem;
    margin-bottom: 12px;
}

.flow-content p {
    color: var(--color-text-light);
    line-height: 1.8;
}

/* History セクション */
.history {
    background: white;
}

.history-timeline {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    padding: 40px 0;
}

.history-timeline::before {
    content: '';
    position: absolute;
    left: 140px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--color-primary);
    opacity: 0.3;
}

.history-item {
    position: relative;
    margin: 20px 0;
    display: flex;
    gap: 40px;
    align-items: flex-start;
}

.history-year {
    flex-shrink: 0;
    width: 100px;
    font-size: 2.4rem;
    font-weight: 700;
    color: var(--color-primary);
    text-align: right;
    padding-top: 4px;
}

.history-year::after {
    content: '';
    position: absolute;
    left: 135px;
    top: 14px;
    width: 12px;
    height: 12px;
    background: var(--color-primary);
    border-radius: 50%;
    border: 3px solid white;
    box-shadow: 0 0 0 2px var(--color-primary);
}

.history-content {
    flex: 1;
    background: var(--color-bg-light);
    padding: 14px 24px;
    border-radius: 8px;
    border-left: 4px solid var(--color-primary);
    transition: var(--transition);
}

.history-item:hover .history-content {
    transform: translateX(10px);
    box-shadow: var(--shadow-md);
}

.history-content p {
    color: var(--color-text);
    line-height: 1.8;
    font-size: 1.6rem;
    margin: 0;
}

.history-image {
    margin-top: 20px;
    border-radius: 4px;
    overflow: hidden;
}

.history-image img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.5s;
}

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

/* CTA セクション */
.cta {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    padding: 100px 0;
    text-align: center;
    color: white;
}

.cta-content h2 {
    font-size: 4rem;
    margin-bottom: 16px;
}

.cta-content p {
    font-size: 2rem;
    margin-bottom: 40px;
    opacity: 0.9;
}

.cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
}

/* Contact セクション */
.contact-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 60px;
}

.contact-info h3 {
    font-size: 2.4rem;
    margin-bottom: 16px;
}

.contact-info p {
    color: var(--color-text-light);
    margin-bottom: 40px;
    line-height: 1.8;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact-item {
    display: flex;
    gap: 16px;
}

.contact-item svg {
    flex-shrink: 0;
}

.contact-item strong {
    display: block;
    margin-bottom: 4px;
}

.contact-item p {
    margin: 0;
    color: var(--color-text-light);
}

/* フォーム */
.contact-form {
    background: var(--color-bg-light);
    padding: 40px;
    border-radius: 8px;
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
}

.form-group .required {
    color: #ff4444;
    font-size: 1.2rem;
    margin-left: 4px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--color-border);
    border-radius: 4px;
    background: white;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(0, 84, 166, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-submit {
    text-align: center;
    margin-top: 32px;
}

.form-submit .btn {
    min-width: 200px;
}

/* フッター */
.footer {
    background: var(--color-secondary);
    color: white;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 3fr;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-company {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.footer-logo {
    margin-bottom: 8px;
}

.footer-company p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.8;
}

.footer-nav {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.footer-nav h4 {
    font-size: 1.8rem;
    margin-bottom: 16px;
}

.footer-nav ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-nav a {
    color: rgba(255, 255, 255, 0.8);
    transition: var(--transition);
}

.footer-nav a:hover {
    color: white;
}

.footer-bottom {
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 1.4rem;
}

/* ページトップボタン */
.page-top {
    position: fixed;
    bottom: 40px;
    right: 40px;
    width: 56px;
    height: 56px;
    background: var(--color-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 100;
}

.page-top.show {
    opacity: 1;
    visibility: visible;
}

.page-top:hover {
    background: #004080;
    transform: translateY(-4px);
}

/* アニメーション用クラス */
[data-aos] {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s, transform 0.8s;
}

[data-aos].aos-animate {
    opacity: 1;
    transform: translateY(0);
}

/* パララックス効果 */
[data-parallax] {
    will-change: transform;
}

/* カスタムスクロールバー */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--color-bg-light);
}

::-webkit-scrollbar-thumb {
    background: var(--color-primary);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: #004080;
}

/* PC時のみ背景固定（パララックス効果） */
@media (min-width: 768px) {
    .banner-section {
        background-attachment: fixed;
    }
}