/* ==================================
   Relabo Training LP - Styles
   Base Design: relabo_ORIGINAL_DESIGN
   ================================== */

/* ===== CSS変数 ===== */
:root {
    --primary-navy: #1e3a8a;
    --primary-green: #6b9b6e;
    --accent-blue: #3b82f6;
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --gradient-mixed: linear-gradient(135deg, #1e3a8a 0%, #6b9b6e 100%);
    --shadow-sm: 0 1px 3px rgba(30, 58, 138, 0.08);
    --shadow-md: 0 4px 12px rgba(30, 58, 138, 0.1);
    --shadow-lg: 0 10px 30px rgba(30, 58, 138, 0.15);
}

/* ===== リセット＆基本設定 ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans JP", sans-serif;
    line-height: 1.7;
    color: var(--text-primary);
    background: var(--bg-primary);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* ===== アニメーション用クラス ===== */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.slide-in-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.slide-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.slide-in-right {
    opacity: 0;
    transform: translateX(50px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.slide-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

.scale-in {
    opacity: 0;
    transform: scale(0.8);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.scale-in.visible {
    opacity: 1;
    transform: scale(1);
}

/* ===== ヘッダー ===== */
.header {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: all 0.3s ease;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo h1 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-navy);
    margin-bottom: 0.25rem;
}

.logo-sub {
    font-size: 0.9rem;
    font-weight: 400;
    color: var(--text-secondary);
    margin-left: 0.5rem;
}

.logo-tagline {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.header-nav {
    display: flex;
    gap: 1.5rem;
}

.header-nav a {
    color: var(--text-primary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

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

.header-nav a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-mixed);
    transition: width 0.3s ease;
}

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

/* ===== ヒーローセクション ===== */
.hero {
    background: linear-gradient(135deg, #f8fafc 0%, #e0e7ff 100%);
    padding: 8rem 0 6rem;
    text-align: center;
    position: relative;
    overflow: hidden;
    min-height: 650px;
    display: flex;
    align-items: center;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(30, 58, 138, 0.05) 0%, transparent 70%);
    animation: float 20s infinite ease-in-out;
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-30px) rotate(5deg); }
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-subtitle {
    font-size: 0.9rem;
    color: var(--primary-navy);
    font-weight: 600;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.highlight-text {
    background: var(--gradient-mixed);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.hero-provider {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

/* CTAボタングループ（PC横並び、スマホ縦積み） */
.hero-cta-group {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 2rem;
}

/* ===== ボタン ===== */
.btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    text-align: center;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    box-shadow: var(--shadow-sm);
}

.btn-primary {
    background: linear-gradient(135deg, #3b82f6 0%, #10b981 100%);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-large {
    padding: 1.25rem 2.5rem;
    font-size: 1.125rem;
}

.btn-submit {
    background: linear-gradient(135deg, #3b82f6 0%, #10b981 100%);
    color: white;
    padding: 1rem 3rem;
    font-size: 1.125rem;
    cursor: pointer;
}

.btn-submit:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

/* ===== セクション ===== */
.section {
    padding: 5rem 0;
}

.section-alt {
    background: var(--bg-secondary);
}

.section-title {
    font-size: 2rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--text-primary);
}

.section-subtitle {
    display: block;
    font-size: 1rem;
    font-weight: 400;
    color: var(--text-secondary);
    margin-top: 0.5rem;
}

.subsection-title {
    font-size: 1.5rem;
    font-weight: 600;
    text-align: center;
    margin: 2rem 0 1.5rem;
    color: var(--text-primary);
}

.section-summary {
    text-align: center;
    margin-top: 2rem;
    font-size: 1.125rem;
    color: var(--text-secondary);
}

.text-emphasis {
    font-weight: 600;
    color: var(--primary-navy);
    text-align: center;
    margin-bottom: 1rem;
}

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

/* ===== 課題提起セクション ===== */
.problem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.problem-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.problem-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.card-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.problem-card h4 {
    font-size: 1.125rem;
    line-height: 1.4;
    color: var(--text-primary);
}

.problem-summary {
    margin-top: 3rem;
    text-align: center;
}

.problem-external {
    font-size: 1.125rem;
    font-weight: 600;
    color: #dc2626;
    margin: 1rem 0;
}

.problem-solution-teaser {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary-navy);
    margin-top: 1.5rem;
}

/* ===== 解決策セクション ===== */
.solution-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.solution-card {
    background: white;
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.solution-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.point-badge {
    display: inline-block;
    background: var(--gradient-mixed);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.solution-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.stat-number {
    font-size: 3rem;
    font-weight: 800;
    background: var(--gradient-mixed);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-unit {
    font-size: 1.5rem;
    margin-left: 0.25rem;
}

.category-list {
    font-size: 0.95rem;
    line-height: 1.8;
    color: var(--text-secondary);
}

.feature-list {
    list-style: none;
    margin-top: 1rem;
}

.feature-list li {
    padding-left: 1.5rem;
    position: relative;
    margin-bottom: 0.5rem;
}

.feature-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-green);
    font-weight: bold;
}

.solution-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.feature-item {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
}

.feature-item h4 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--primary-navy);
}

.solution-summary {
    text-align: center;
    margin-top: 3rem;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
}

/* ===== 競合比較テーブル ===== */
.comparison-table-wrapper {
    overflow-x: auto;
    margin: 2rem 0;
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.comparison-table th,
.comparison-table td {
    padding: 1.25rem;
    text-align: center;
    border: 1px solid #e2e8f0;
}

.comparison-table thead th {
    background: var(--bg-secondary);
    font-weight: 600;
    color: var(--text-primary);
}

.comparison-table .highlight-col {
    background: linear-gradient(135deg, rgba(30, 58, 138, 0.05) 0%, rgba(107, 155, 110, 0.05) 100%);
    font-weight: 700;
    color: var(--primary-navy);
}

.comparison-table tbody tr:hover {
    background: #f8fafc;
}

.strengths-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.strength-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: transform 0.3s ease;
}

.strength-card:hover {
    transform: translateY(-5px);
}

.strength-card h4 {
    font-size: 1.25rem;
    font-weight: 600;
    margin: 1rem 0;
    color: var(--text-primary);
}

.comparison-summary {
    text-align: center;
    margin-top: 2rem;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
}

/* ===== 導入効果セクション ===== */
.effects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.effect-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
}

.effect-number {
    display: inline-block;
    width: 40px;
    height: 40px;
    background: var(--gradient-mixed);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    margin-bottom: 1rem;
}

.effect-card h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.before-after {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-top: 1rem;
}

.before, .after {
    flex: 1;
    padding: 1rem;
    border-radius: 8px;
}

.before {
    background: #fef2f2;
}

.before strong {
    color: #dc2626;
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
}

.after {
    background: #ecfdf5;
}

.after strong {
    color: #059669;
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
}

.arrow {
    font-size: 1.5rem;
    color: var(--primary-navy);
    font-weight: 700;
}

.badge {
    display: inline-block;
    background: var(--primary-green);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
    margin-top: 0.5rem;
}

.effects-summary {
    text-align: center;
    margin-top: 2rem;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
}

/* ===== 統計カード ===== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
}

.stat-card {
    background: white;
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: transform 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-5px);
}

.stat-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.stat-label {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.stat-value {
    display: block;
    margin: 1rem 0;
}

.stat-number-large {
    font-size: 4rem;
    font-weight: 800;
    background: var(--gradient-mixed);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.stat-desc {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
}

/* ===== サマリーボックス ===== */
.summary-box {
    background: white;
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    margin-top: 3rem;
}

.summary-box h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.summary-highlight {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary-navy);
    margin-bottom: 1rem;
}

.summary-list {
    list-style: none;
    margin-top: 1.5rem;
}

.summary-list li {
    padding-left: 1.5rem;
    position: relative;
    margin-bottom: 0.75rem;
}

.summary-list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--primary-green);
    font-weight: bold;
}

/* ===== ROIロードマップ ===== */
.roadmap-timeline {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
}

.timeline-item {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    position: relative;
}

.timeline-badge {
    display: inline-block;
    background: var(--gradient-mixed);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.timeline-item h4 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.timeline-item ul {
    list-style: none;
}

.timeline-item li {
    padding-left: 1.5rem;
    position: relative;
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}

.timeline-item li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-green);
    font-weight: bold;
}

.roi-box {
    background: linear-gradient(135deg, #f8fafc 0%, #e0e7ff 100%);
    padding: 3rem;
    border-radius: 12px;
    margin-top: 3rem;
}

.roi-box h3 {
    font-size: 1.75rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 2rem;
    color: var(--text-primary);
}

.roi-calculation {
    text-align: center;
}

.roi-calculation p {
    margin-bottom: 1rem;
    font-size: 1.125rem;
}

.roi-result {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin: 2rem 0;
}

.roi-result .label {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.roi-result .value {
    font-size: 4rem;
    font-weight: 800;
    background: var(--gradient-mixed);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.roi-result .unit {
    font-size: 2rem;
    margin-left: 0.25rem;
}

.roi-note {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-top: 1rem;
}

.roi-final {
    margin-top: 2rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-navy);
}

/* ===== 比較ボックス ===== */
.comparison-box {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 2rem;
    align-items: center;
    margin: 2rem 0;
}

.comparison-item {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
}

.comparison-item h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.badge-special {
    display: inline-block;
    background: #fbbf24;
    color: #78350f;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.check-list,
.cross-list {
    list-style: none;
}

.check-list li,
.cross-list li {
    padding-left: 1.5rem;
    position: relative;
    margin-bottom: 0.75rem;
    line-height: 1.6;
}

.check-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-green);
    font-weight: bold;
}

.cross-list li::before {
    content: '✗';
    position: absolute;
    left: 0;
    color: #dc2626;
    font-weight: bold;
}

.vs-divider {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-navy);
    text-align: center;
}

/* ===== 管理者機能 ===== */
.admin-features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.admin-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: transform 0.3s ease;
}

.admin-card:hover {
    transform: translateY(-5px);
}

.admin-card h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin: 1rem 0;
    color: var(--text-primary);
}

.admin-card p {
    font-size: 0.95rem;
    color: var(--text-secondary);
}

/* ===== 料金セクション ===== */
.pricing-initial {
    text-align: center;
    margin: 2rem 0 3rem;
}

.initial-fee-card {
    display: inline-block;
    background: white;
    padding: 2rem 3rem;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
}

.fee-label {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.fee-value {
    font-size: 3rem;
    font-weight: 800;
    background: var(--gradient-mixed);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.fee-unit {
    font-size: 1.5rem;
    margin-left: 0.25rem;
}

.fee-desc {
    font-size: 1rem;
    color: var(--text-primary);
    margin-top: 0.5rem;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
}

.pricing-card {
    background: white;
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.pricing-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.pricing-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.price {
    display: block;
    margin: 1.5rem 0;
}

.price-number {
    font-size: 3rem;
    font-weight: 800;
    background: var(--gradient-mixed);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.price-unit {
    font-size: 1.25rem;
    margin-left: 0.25rem;
}

.price-desc {
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.pricing-notes {
    text-align: center;
    margin: 2rem 0;
    color: var(--text-secondary);
}

.note-small {
    font-size: 0.875rem;
    margin-top: 0.5rem;
}

.pricing-features {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    margin: 2rem 0;
}

.pricing-features h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
    text-align: center;
    color: var(--text-primary);
}

.feature-check-list {
    list-style: none;
    max-width: 500px;
    margin: 0 auto;
}

.feature-check-list li {
    padding-left: 1.5rem;
    position: relative;
    margin-bottom: 0.75rem;
}

.feature-check-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-green);
    font-weight: bold;
}

.pricing-summary {
    text-align: center;
    margin: 2rem 0;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
}

/* ===== CTAボタンセクション ===== */
.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 3rem;
}

.cta-bottom {
    background: linear-gradient(135deg, #1e3a8a 0%, #6b9b6e 100%);
    padding: 4rem 0;
    text-align: center;
}

.cta-title {
    font-size: 2rem;
    font-weight: 700;
    color: white;
    margin-bottom: 2rem;
}

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

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

.cta-buttons-bottom .btn-primary:hover {
    background: #f8fafc;
}

/* ===== サポートセクション ===== */
.support-hero {
    text-align: center;
    margin-bottom: 3rem;
}

.support-hero h3 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.support-tagline {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--primary-navy);
    margin-bottom: 1.5rem;
}

.support-features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.support-feature {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    text-align: center;
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.support-feature h4 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.support-stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.support-stat {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    text-align: center;
}

/* ===== New Feature Badge ===== */
.new-feature-badge {
    display: inline-block;
    background: #fbbf24;
    color: #78350f;
    padding: 0.75rem 1.5rem;
    border-radius: 25px;
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 2rem;
    text-align: center;
    width: 100%;
}

.support-initial {
    background: white;
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    margin-bottom: 3rem;
}

.support-initial h3 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.support-initial .tagline {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--primary-navy);
    margin-bottom: 1.5rem;
}

.initial-stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.initial-stat {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    text-align: center;
}

.stat-note {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-top: 0.5rem;
}

/* ===== 伴走型サポート ===== */
.accompany-intro {
    text-align: center;
    margin-bottom: 3rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.accompany-comparison {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 2rem;
    align-items: center;
    margin: 3rem 0;
}

.comparison-col {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
}

.comparison-col h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
    text-align: center;
}

.accompany-consultant {
    text-align: center;
    margin: 3rem 0;
}

.accompany-consultant h3 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.accompany-consultant .tagline {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--primary-navy);
}

.accompany-stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.accompany-stat {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    text-align: center;
}

/* ===== フォーム ===== */
.contact-intro {
    text-align: center;
    margin-bottom: 2rem;
    font-size: 1.125rem;
}

.contact-form {
    background: white;
    padding: 3rem;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    max-width: 800px;
    margin: 0 auto;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
}

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

.form-group label {
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.required {
    color: #dc2626;
    font-size: 0.875rem;
    margin-left: 0.25rem;
}

.optional {
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-left: 0.25rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 0.75rem;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-navy);
    box-shadow: 0 0 0 3px rgba(30, 58, 138, 0.1);
}

.form-group input.error,
.form-group select.error,
.form-group textarea.error {
    border-color: #dc2626;
}

.error-message {
    color: #dc2626;
    font-size: 0.875rem;
    margin-top: 0.25rem;
    min-height: 1.25rem;
}

.char-count {
    text-align: right;
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
}

.form-submit {
    text-align: center;
    margin-top: 2rem;
}

.form-success {
    background: #ecfdf5;
    border: 2px solid #059669;
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    max-width: 600px;
    margin: 2rem auto;
}

.form-success h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: #059669;
    margin-bottom: 1rem;
}

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

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

.footer-info h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.footer-info p {
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 0.5rem;
}

.footer-info a {
    color: var(--primary-green);
    text-decoration: none;
}

.footer-info a:hover {
    text-decoration: underline;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-links a {
    color: white;
    text-decoration: none;
    font-size: 0.95rem;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--primary-green);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 1.5rem;
    text-align: center;
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.7);
}

.footer-note {
    margin-top: 0.5rem;
}

/* ===== トップへ戻るボタン ===== */
.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background: var(--gradient-mixed);
    color: white;
    border: none;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 999;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-5px);
}

/* ===== レスポンシブ（スマホ） ===== */
@media (max-width: 640px) {
    .header-content {
        flex-direction: column;
        gap: 1rem;
    }
    
    .header-nav {
        flex-wrap: wrap;
        justify-content: center;
        gap: 0.75rem;
    }
    
    .header-nav a {
        font-size: 0.8rem;
    }
    
    .hero {
        padding: 4rem 0 3rem;
    }
    
    .hero-title {
        font-size: 1.75rem;
    }
    
    .hero-cta-group {
        flex-direction: column;
    }
    
    .section {
        padding: 3rem 0;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .problem-grid,
    .solution-grid,
    .effects-grid,
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .before-after {
        flex-direction: column;
    }
    
    .arrow {
        transform: rotate(90deg);
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .comparison-box,
    .accompany-comparison {
        grid-template-columns: 1fr;
    }
    
    .vs-divider {
        transform: rotate(90deg);
        margin: 1rem 0;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .cta-buttons,
    .cta-buttons-bottom {
        flex-direction: column;
    }
}

/* ===== レスポンシブ（タブレット） ===== */
@media (min-width: 641px) and (max-width: 1024px) {
    .solution-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}
/* ===========================
   導入効果カード（バックオフィス編・営業職編）
   =========================== */
.effects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 32px;
  margin-top: 48px;
}

.effect-card {
  background: white;
  border-radius: 12px;
  padding: 32px;
  box-shadow: var(--shadow-md);
  position: relative;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.effect-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.effect-number {
  position: absolute;
  top: -16px;
  left: 24px;
  width: 40px;
  height: 40px;
  background: var(--gradient-mixed);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: bold;
  box-shadow: var(--shadow-md);
}

.effect-card h4 {
  font-size: 20px;
  color: var(--primary-navy);
  margin-bottom: 24px;
  margin-top: 8px;
}

.before-after {
  display: flex;
  align-items: center;
  gap: 16px;
}

.before,
.after {
  flex: 1;
  padding: 16px;
  border-radius: 8px;
}

.before {
  background: #fef2f2;
  border-left: 4px solid #ef4444;
}

.after {
  background: #f0fdf4;
  border-left: 4px solid var(--primary-green);
  position: relative;
}

.before strong,
.after strong {
  display: block;
  font-size: 14px;
  margin-bottom: 8px;
  color: var(--text-primary);
  font-weight: 600;
}

.before p,
.after p {
  font-size: 14px;
  line-height: 1.6;
  color: var(--text-secondary);
  margin: 0;
}

.arrow {
  font-size: 24px;
  color: var(--primary-green);
  font-weight: bold;
  flex-shrink: 0;
}

.badge {
  display: inline-block;
  background: var(--gradient-mixed);
  color: white;
  padding: 4px 12px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: bold;
  margin-top: 8px;
}

.effects-summary {
  text-align: center;
  font-size: 18px;
  color: var(--text-secondary);
  margin-top: 48px;
  font-weight: 500;
}

/* レスポンシブ対応（導入効果カード） */
@media (max-width: 768px) {
  .effects-grid {
    grid-template-columns: 1fr;
  }
  
  .before-after {
    flex-direction: column;
    gap: 12px;
  }
  
  .arrow {
    transform: rotate(90deg);
  }
}

/* ===========================
   CTAボタン配色改善（明るく）
   =========================== */
.btn-primary {
  background: linear-gradient(135deg, #4ade80 0%, #22c55e 100%) !important;
  color: white !important;
  box-shadow: 0 4px 12px rgba(74, 222, 128, 0.3) !important;
}

.btn-primary:hover {
  background: linear-gradient(135deg, #22c55e 0%, #16a34a 100%) !important;
  box-shadow: 0 6px 20px rgba(74, 222, 128, 0.4) !important;
}

/* ヒーローセクションのCTAボタン */
.hero .btn-primary {
  background: white !important;
  color: var(--primary-navy) !important;
  font-weight: bold;
  box-shadow: 0 4px 16px rgba(255, 255, 255, 0.4) !important;
}

.hero .btn-primary:hover {
  background: #f0fdf4 !important;
  color: var(--primary-green) !important;
  box-shadow: 0 6px 24px rgba(255, 255, 255, 0.5) !important;
}

/* ===========================
   PC版ヒーローセクション拡大
   =========================== */
@media (min-width: 1024px) {
  .hero {
    padding: 160px 0 120px !important;
    min-height: 80vh;
    display: flex;
    align-items: center;
  }
  
  .hero-title {
    font-size: 64px !important;
    line-height: 1.2 !important;
    margin-bottom: 32px !important;
  }
  
  .hero-subtitle {
    font-size: 20px !important;
    margin-bottom: 24px !important;
  }
  
  .hero-description {
    font-size: 24px !important;
    margin-bottom: 24px !important;
  }
  
  .hero .cta-group {
    gap: 24px !important;
  }
  
  .hero .btn-primary {
    padding: 20px 48px !important;
    font-size: 18px !important;
  }
}