/* ===================================
   リセット & ベーススタイル
   =================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* カラーパレット - 高級感のある配色 */
    --primary-color: #1a1a2e;
    --primary-dark: #0f0f1e;
    --primary-light: #2a2a3e;
    --secondary-color: #c9a55a;
    --secondary-dark: #b8944a;
    --accent-color: #8b7355;
    --text-primary: #1a1a2e;
    --text-secondary: #5a5a6e;
    --text-light: #8a8a9e;
    --bg-white: #ffffff;
    --bg-gray-light: #fafaf8;
    --bg-gray: #f5f5f0;
    --bg-luxury: #f8f6f3;
    --border-color: #e8e6e0;
    --gold: #c9a55a;
    --gold-light: #ddb870;
    --shadow-sm: 0 2px 4px 0 rgba(26, 26, 46, 0.08);
    --shadow-md: 0 4px 12px 0 rgba(26, 26, 46, 0.12);
    --shadow-lg: 0 8px 24px 0 rgba(26, 26, 46, 0.15);
    --shadow-xl: 0 16px 40px 0 rgba(26, 26, 46, 0.2);
    
    /* タイポグラフィ - 明朝体で高級感 */
    --font-primary: 'Noto Serif JP', 'Yu Mincho', 'YuMincho', 'Hiragino Mincho ProN', 'HG明朝E', 'ＭＳ Ｐ明朝', 'ＭＳ 明朝', serif;
    --font-accent: 'Cormorant Garamond', 'Noto Serif JP', serif;
    
    /* トランジション */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    color: var(--text-primary);
    line-height: 1.9;
    background-color: var(--bg-white);
    overflow-x: hidden;
    letter-spacing: 0.03em;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ===================================
   ヘッダー & ナビゲーション
   =================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(201, 165, 90, 0.15);
    box-shadow: none;
    z-index: 1000;
    transition: var(--transition-normal);
}

.header.scrolled {
    box-shadow: 0 2px 16px rgba(26, 26, 46, 0.08);
    border-bottom-color: rgba(201, 165, 90, 0.3);
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 20px;
}

.logo {
    font-size: 1.1rem;
    font-weight: 400;
    color: var(--primary-color);
    font-family: var(--font-primary);
    letter-spacing: 0.1em;
}

.logo-tagline {
    color: var(--gold);
    letter-spacing: 0.15em;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-link {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 400;
    transition: var(--transition-fast);
    position: relative;
    letter-spacing: 0.05em;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--gold);
    transition: var(--transition-fast);
}

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

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

.btn-primary-small {
    background: var(--primary-color);
    color: var(--gold) !important;
    padding: 0.5rem 1.5rem;
    border-radius: 2px;
    border: 1px solid var(--gold);
    transition: var(--transition-fast);
    letter-spacing: 0.1em;
}

.btn-primary-small::after {
    display: none;
}

.btn-primary-small:hover {
    background: var(--gold);
    color: white !important;
    border-color: var(--gold);
    transform: translateY(-2px);
}

.hamburger {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    margin: 3px 0;
    transition: var(--transition-fast);
    border-radius: 3px;
}

/* ===================================
   ファーストビュー
   =================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: 80px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('../images/hero-bg.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    z-index: -1;
}

.hero-bg::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(26, 26, 46, 0.92) 0%, rgba(42, 42, 62, 0.88) 100%);
}

.hero-content {
    text-align: center;
    z-index: 1;
}

.hero-title {
    font-size: 3rem;
    font-weight: 500;
    line-height: 1.6;
    margin-bottom: 1.5rem;
    animation: fadeInUp 1s ease;
    letter-spacing: 0.05em;
    color: white;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.highlight {
    color: var(--gold-light);
    position: relative;
    display: inline-block;
    font-weight: 500;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
}

.highlight::after {
    content: '';
    position: absolute;
    bottom: 8px;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--gold-light) 0%, transparent 100%);
    z-index: -1;
}

.highlight-secondary {
    color: var(--gold-light);
    font-weight: 500;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
}

.hero-subtitle {
    font-size: 1.5rem;
    font-weight: 400;
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: 1rem;
    animation: fadeInUp 1s ease 0.2s both;
    letter-spacing: 0.08em;
    text-shadow: 0 2px 6px rgba(0, 0, 0, 0.3);
}

.hero-description {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2.5rem;
    animation: fadeInUp 1s ease 0.4s both;
    text-shadow: 0 2px 6px rgba(0, 0, 0, 0.3);
}

.hero-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease 0.6s both;
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    animation: bounce 2s infinite;
}

.scroll-indicator span {
    display: block;
    font-size: 0.75rem;
    font-weight: 400;
    letter-spacing: 3px;
    color: var(--gold);
    margin-bottom: 0.5rem;
}

.scroll-line {
    width: 2px;
    height: 40px;
    background: var(--text-light);
    margin: 0 auto;
    position: relative;
    overflow: hidden;
}

.scroll-line::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 20px;
    background: var(--gold);
    animation: scrollLine 2s infinite;
}

/* ===================================
   ボタンスタイル
   =================================== */
.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    border-radius: 2px;
    font-weight: 400;
    text-decoration: none;
    transition: var(--transition-normal);
    border: 1px solid transparent;
    cursor: pointer;
    font-family: var(--font-primary);
    font-size: 1rem;
    letter-spacing: 0.1em;
}

.btn-primary {
    background: var(--primary-color);
    color: var(--gold);
    border-color: var(--gold);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    background: var(--gold);
    color: white;
    border-color: var(--gold);
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: transparent;
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
}

.btn-secondary:hover {
    background: var(--primary-color);
    color: var(--gold);
    border-color: var(--primary-color);
    transform: translateY(-3px);
}

.btn-large {
    padding: 1.25rem 3rem;
    font-size: 1.125rem;
}

/* ===================================
   セクション共通スタイル
   =================================== */
.section {
    padding: 5rem 0;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 500;
    text-align: center;
    margin-bottom: 3rem;
    line-height: 1.6;
    letter-spacing: 0.08em;
}

/* ===================================
   メリットセクション
   =================================== */
.merit-section {
    background: var(--bg-luxury);
}

.merit-card {
    background: white;
    border-radius: 0;
    padding: 3rem;
    margin-bottom: 2rem;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
    border: 1px solid var(--border-color);
    border-left: 3px solid var(--gold);
}

.merit-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-left-color: var(--gold-light);
}

.merit-card.featured {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    color: var(--gold);
    border: none;
    border-left: 3px solid var(--gold);
}

.merit-card.featured .merit-title,
.merit-card.featured .merit-lead,
.merit-card.featured .merit-description,
.merit-card.featured h4,
.merit-card.featured li {
    color: var(--gold-light);
}

.merit-card.featured .merit-icon {
    background: rgba(201, 165, 90, 0.2);
    color: var(--gold);
}

.merit-content {
    display: flex;
    gap: 2rem;
    align-items: flex-start;
}

.merit-icon {
    flex-shrink: 0;
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--gold), var(--gold-light));
    border-radius: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
    box-shadow: var(--shadow-md);
}

.merit-text {
    flex: 1;
}

.merit-title {
    font-size: 1.75rem;
    font-weight: 500;
    margin-bottom: 1rem;
    color: var(--text-primary);
    letter-spacing: 0.05em;
}

.merit-number {
    color: var(--gold);
    font-size: 2rem;
}

.merit-card.featured .merit-number {
    color: var(--gold-light);
}

.merit-lead {
    font-size: 1.125rem;
    font-weight: 400;
    color: var(--gold);
    margin-bottom: 1rem;
    letter-spacing: 0.03em;
}

.merit-description {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.merit-points h4,
.tax-simulation h4,
.sdgs-goals h4,
.esg-section h4,
.asset-value h4,
.cost-calculation h4,
.depreciation-comparison h4 {
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.merit-card.featured h4 {
    color: white;
}

.merit-points ul,
.asset-value ul,
.esg-section ul {
    list-style: none;
}

.merit-points li,
.asset-value li,
.esg-section li {
    padding: 0.5rem 0;
    color: var(--text-secondary);
}

.merit-points li i,
.asset-value li i,
.esg-section li i {
    color: var(--gold);
    margin-right: 0.5rem;
}

.merit-card.featured .merit-points li i,
.merit-card.featured .asset-value li i {
    color: var(--gold-light);
}

/* 節税シミュレーション */
.tax-simulation {
    background: rgba(201, 165, 90, 0.05);
    padding: 2rem;
    border-radius: 0;
    margin: 1.5rem 0;
    border: 1px solid rgba(201, 165, 90, 0.2);
}

.merit-card.featured .tax-simulation {
    background: rgba(201, 165, 90, 0.08);
    border-color: rgba(201, 165, 90, 0.3);
}

.tax-table {
    overflow-x: auto;
    margin: 1rem 0;
}

.tax-table table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    border-radius: 0;
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.merit-card.featured .tax-table table {
    background: rgba(255, 255, 255, 0.95);
}

.tax-table th,
.tax-table td {
    padding: 1rem;
    text-align: center;
    border-bottom: 1px solid var(--border-color);
}

.tax-table th {
    background: var(--bg-luxury);
    font-weight: 500;
    color: var(--text-primary);
    letter-spacing: 0.05em;
}

.tax-table .featured-row {
    background: rgba(201, 165, 90, 0.08);
    font-weight: 500;
}

.tax-table .highlight-cell {
    color: var(--gold);
    font-weight: 500;
    font-size: 1.125rem;
}

.individual-benefit {
    margin-top: 1.5rem;
    padding: 1rem;
    background: rgba(201, 165, 90, 0.08);
    border-radius: 0;
    border-left: 3px solid var(--gold);
}

.merit-card.featured .individual-benefit {
    background: rgba(201, 165, 90, 0.12);
    border-left-color: var(--gold-light);
}

.individual-benefit p {
    margin: 0.5rem 0;
    color: var(--text-primary);
}

.merit-card.featured .individual-benefit p {
    color: var(--gold-light);
}

.big-number {
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--gold);
}

.merit-card.featured .big-number {
    color: var(--gold-light);
}

/* 減価償却比較 */
.depreciation-comparison {
    margin: 1.5rem 0;
}

.comparison-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-top: 1rem;
}

.comparison-item {
    background: white;
    padding: 1.5rem;
    border-radius: 0;
    border: 1px solid var(--border-color);
}

.merit-card.featured .comparison-item {
    background: rgba(201, 165, 90, 0.08);
    border-color: rgba(201, 165, 90, 0.2);
}

.comparison-item.featured-comparison {
    border-color: var(--gold);
    background: rgba(201, 165, 90, 0.08);
    border-width: 2px;
}

.merit-card.featured .comparison-item.featured-comparison {
    background: rgba(201, 165, 90, 0.15);
    border-color: var(--gold-light);
}

.comparison-item h5 {
    font-size: 1rem;
    font-weight: 500;
    margin-bottom: 1rem;
    color: var(--text-primary);
    letter-spacing: 0.03em;
}

.merit-card.featured .comparison-item h5 {
    color: var(--gold-light);
}

.depreciation-bars {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.bar-item {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.bar-item > span {
    font-size: 0.875rem;
    font-weight: 400;
    min-width: 50px;
    color: var(--text-secondary);
}

.merit-card.featured .bar-item > span {
    color: var(--gold-light);
}

.bar {
    height: 30px;
    background: var(--gold);
    border-radius: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 0.875rem;
    font-weight: 400;
    transition: var(--transition-normal);
}

.bar.immediate {
    background: var(--primary-color);
    color: var(--gold);
}

.comparison-note {
    margin-top: 1rem;
    font-size: 0.875rem;
    font-weight: 400;
    color: var(--gold);
    text-align: center;
}

.merit-card.featured .comparison-note {
    color: var(--gold-light);
}

.comparison-note i {
    margin-right: 0.5rem;
}

.merit-note {
    margin-top: 1.5rem;
    font-size: 0.875rem;
    color: var(--text-light);
    font-style: normal;
    letter-spacing: 0.02em;
}

.merit-card.featured .merit-note {
    color: rgba(201, 165, 90, 0.8);
}

/* SDGs */
.sdgs-goals {
    margin: 1.5rem 0;
}

.sdgs-grid {
    display: grid;
    gap: 1.5rem;
}

.sdgs-item {
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
    background: white;
    padding: 1.5rem;
    border-radius: 0;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
}

.sdgs-icon {
    flex-shrink: 0;
    width: 70px;
    height: 70px;
    border-radius: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    font-size: 1.5rem;
}

.sdgs-8 {
    background: #a21942;
}

.sdgs-10 {
    background: #dd1367;
}

.sdgs-17 {
    background: #19486a;
}

.sdgs-number {
    font-family: var(--font-accent);
}

.sdgs-content h5 {
    font-size: 1rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    letter-spacing: 0.03em;
}

.sdgs-content p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ESG */
.esg-section {
    margin-top: 1.5rem;
    padding: 1.5rem;
    background: rgba(201, 165, 90, 0.05);
    border-radius: 0;
    border-left: 3px solid var(--gold);
}

/* 資産価値計算 */
.cost-calculation {
    background: rgba(201, 165, 90, 0.05);
    padding: 1.5rem;
    border-radius: 0;
    margin: 1.5rem 0;
    border: 1px solid rgba(201, 165, 90, 0.2);
}

.calculation-flow {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin: 1.5rem 0;
}

.calc-step {
    background: white;
    padding: 1rem 1.5rem;
    border-radius: 0;
    text-align: center;
    box-shadow: var(--shadow-sm);
    min-width: 120px;
    border: 1px solid var(--border-color);
}

.calc-step.result {
    background: var(--gold);
    color: white;
    border-color: var(--gold);
}

.calc-label {
    display: block;
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
}

.calc-step.result .calc-label {
    color: rgba(255, 255, 255, 0.9);
}

.calc-value {
    display: block;
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--text-primary);
}

.calc-step.result .calc-value {
    color: white;
}

.calc-value.highlight {
    color: var(--gold);
}

.calc-arrow {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-light);
}

.calc-note {
    margin-top: 1rem;
    padding: 1rem;
    background: white;
    border-radius: 0;
    font-size: 0.875rem;
    color: var(--text-secondary);
    border-left: 2px solid var(--gold);
}

.calc-note i {
    color: var(--gold);
    margin-right: 0.5rem;
}

/* ===================================
   購入の流れ
   =================================== */
.flow-section {
    background: white;
}

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

.flow-item {
    position: relative;
    padding-left: 120px;
    margin-bottom: 3rem;
}

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

.flow-number {
    position: absolute;
    left: 0;
    top: 0;
    width: 90px;
    height: 90px;
    background: var(--primary-color);
    color: var(--gold);
    border-radius: 0;
    border: 2px solid var(--gold);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 500;
    font-family: var(--font-accent);
    font-size: 0.875rem;
    box-shadow: var(--shadow-md);
    z-index: 2;
    letter-spacing: 0.05em;
}

.flow-content {
    background: var(--bg-luxury);
    padding: 2rem;
    border-radius: 0;
    transition: var(--transition-normal);
    border: 1px solid var(--border-color);
}

.flow-item:hover .flow-content {
    background: white;
    box-shadow: var(--shadow-lg);
    transform: translateX(10px);
}

.flow-icon {
    font-size: 2rem;
    color: var(--gold);
    margin-bottom: 1rem;
}

.flow-content h3 {
    font-size: 1.5rem;
    font-weight: 500;
    margin-bottom: 1rem;
    color: var(--text-primary);
    letter-spacing: 0.05em;
}

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

/* ===================================
   おすすめ対象
   =================================== */
.recommend-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    color: var(--gold);
}

.recommend-section .section-title {
    color: var(--gold-light);
}

.recommend-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.recommend-item {
    background: rgba(201, 165, 90, 0.1);
    backdrop-filter: blur(10px);
    padding: 1.5rem;
    border-radius: 0;
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: var(--transition-normal);
    border: 1px solid rgba(201, 165, 90, 0.2);
}

.recommend-item:hover {
    background: rgba(201, 165, 90, 0.15);
    transform: translateY(-5px);
    border-color: rgba(201, 165, 90, 0.4);
}

.recommend-item i {
    font-size: 1.5rem;
    color: var(--gold-light);
    flex-shrink: 0;
}

.recommend-item p {
    margin: 0;
    font-weight: 400;
    color: var(--gold-light);
}

/* ===================================
   FAQ
   =================================== */
.faq-section {
    background: var(--bg-luxury);
}

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

.faq-item {
    background: white;
    border-radius: 0;
    margin-bottom: 1rem;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
    border: 1px solid var(--border-color);
    border-left: 2px solid var(--gold);
}

.faq-item:hover {
    box-shadow: var(--shadow-md);
}

.faq-question {
    padding: 1.5rem 2rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    transition: var(--transition-fast);
}

.faq-question:hover {
    background: var(--bg-luxury);
}

.faq-question h3 {
    font-size: 1.125rem;
    font-weight: 500;
    color: var(--text-primary);
    margin: 0;
    letter-spacing: 0.03em;
}

.faq-question i {
    color: var(--gold);
    transition: var(--transition-fast);
    font-size: 1rem;
}

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

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

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

.faq-answer p {
    padding: 0 2rem 1.5rem 2rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

/* ===================================
   CTA
   =================================== */
.cta-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    color: var(--gold-light);
    text-align: center;
}

.cta-content h2 {
    font-size: 2.5rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
    line-height: 1.6;
    letter-spacing: 0.08em;
}

.cta-description {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    line-height: 1.8;
}

.cta-subdescription {
    font-size: 1.125rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.cta-action {
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 2rem;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.cta-buttons .btn-primary {
    background: var(--gold);
    color: white;
    border-color: var(--gold);
}

.cta-buttons .btn-primary:hover {
    background: var(--gold-light);
    border-color: var(--gold-light);
}

.cta-buttons .btn-secondary {
    background: transparent;
    color: var(--gold-light);
    border-color: var(--gold-light);
}

.cta-buttons .btn-secondary:hover {
    background: var(--gold-light);
    color: white;
    border-color: var(--gold-light);
}

/* ===================================
   お問い合わせ
   =================================== */
.contact-section {
    background: white;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 3rem;
    max-width: 1000px;
    margin: 0 auto;
}

.contact-info h3 {
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--primary-color);
    margin-bottom: 2rem;
    letter-spacing: 0.05em;
}

.contact-item {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.contact-item i {
    font-size: 1.5rem;
    color: var(--gold);
    flex-shrink: 0;
}

.contact-label {
    font-size: 0.875rem;
    color: var(--text-light);
    margin-bottom: 0.25rem;
}

.contact-value {
    font-size: 1.125rem;
    font-weight: 400;
    color: var(--text-primary);
}

.contact-value a {
    color: var(--text-primary);
    text-decoration: none;
    transition: var(--transition-fast);
}

.contact-value a:hover {
    color: var(--gold);
}

.contact-form-wrapper {
    background: var(--bg-luxury);
    padding: 2rem;
    border-radius: 0;
    border: 1px solid var(--border-color);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-weight: 400;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    letter-spacing: 0.03em;
}

.required {
    color: #ef4444;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: 0;
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: var(--transition-fast);
    background: white;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--gold);
    box-shadow: 0 0 0 2px rgba(201, 165, 90, 0.1);
}

.form-group textarea {
    resize: vertical;
}

/* ===================================
   フッター
   =================================== */
.footer {
    background: var(--text-primary);
    color: white;
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-brand h3 {
    font-size: 1.5rem;
    font-weight: 500;
    margin-bottom: 1rem;
    letter-spacing: 0.08em;
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
}

.footer-links h4,
.footer-contact h4 {
    font-size: 1.125rem;
    font-weight: 500;
    margin-bottom: 1rem;
    letter-spacing: 0.05em;
}

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

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    display: block;
    padding: 0.5rem 0;
    transition: var(--transition-fast);
}

.footer-links a:hover {
    color: white;
    padding-left: 0.5rem;
}

.footer-contact p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 0.75rem;
}

.footer-contact i {
    margin-right: 0.5rem;
    color: var(--gold);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
    text-align: center;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.875rem;
}

/* ===================================
   トップに戻るボタン
   =================================== */
.scroll-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background: var(--gold);
    color: white;
    border: none;
    border-radius: 0;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
    z-index: 999;
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    background: var(--gold-light);
    transform: translateY(-5px);
}

/* ===================================
   アニメーション
   =================================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes scrollLine {
    0% {
        transform: translateY(-20px);
    }
    100% {
        transform: translateY(40px);
    }
}

/* ===================================
   レスポンシブデザイン
   =================================== */
@media (max-width: 968px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: white;
        flex-direction: column;
        padding: 2rem;
        gap: 1.5rem;
        transition: var(--transition-normal);
        box-shadow: var(--shadow-lg);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(8px, 8px);
    }
    
    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }
    
    .logo {
        font-size: 0.9rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.25rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .merit-content {
        flex-direction: column;
    }
    
    .merit-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }
    
    .flow-item {
        padding-left: 0;
    }
    
    .flow-number {
        position: relative;
        margin-bottom: 1rem;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

@media (max-width: 640px) {
    .hero-title {
        font-size: 1.75rem;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        text-align: center;
    }
    
    .merit-card {
        padding: 1.5rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .merit-title {
        font-size: 1.5rem;
    }
    
    .recommend-grid {
        grid-template-columns: 1fr;
    }
    
    .calculation-flow {
        flex-direction: column;
    }
    
    .calc-arrow {
        transform: rotate(90deg);
    }
    
    .cta-content h2 {
        font-size: 2rem;
    }
    
    .cta-buttons {
        flex-direction: column;
    }
    
    .scroll-top {
        bottom: 1rem;
        right: 1rem;
    }
}