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

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
}

.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;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.navbar {
    padding: 1rem 0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo h1 {
    font-size: 2rem;
    font-weight: 700;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.nav-menu a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-menu a:hover {
    color: #667eea;
}

.contact-btn {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white !important;
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.contact-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(102, 126, 234, 0.3);
}

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

.hamburger span {
    width: 25px;
    height: 3px;
    background: #333;
    margin: 3px 0;
    transition: 0.3s;
}

/* ヒーローセクション */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)" /></svg>');
    opacity: 0.3;
}

.hero-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

.hero-subtitle {
    font-size: 1.3rem;
    opacity: 0.9;
    margin-bottom: 2rem;
    line-height: 1.5;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-graphic {
    width: 400px;
    height: 400px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.2);
    position: relative;
    animation: float 6s ease-in-out infinite;
}

.hero-graphic::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 200px;
    height: 200px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

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

/* ボタンスタイル */
.btn {
    display: inline-block;
    padding: 1rem 2rem;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    text-align: center;
}

.btn-primary {
    background: white;
    color: #667eea;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

.btn-secondary:hover {
    background: white;
    color: #667eea;
}

.btn-outline {
    background: transparent;
    color: #667eea;
    border: 2px solid #667eea;
}

.btn-outline:hover {
    background: #667eea;
    color: white;
}

.btn-large {
    padding: 1.25rem 2.5rem;
    font-size: 1.1rem;
}

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

section h2 {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 3rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* 課題提起セクション */
.problems {
    background: #f8f9ff;
}

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

.problem-item {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.problem-item:hover {
    transform: translateY(-5px);
}

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

.problem-item h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: #333;
}

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

.solution-text p {
    font-size: 1.2rem;
    color: #667eea;
}

/* サービス概要セクション */
.service-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.service-item {
    text-align: center;
    padding: 2rem;
}

.service-icon {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    display: block;
}

.service-item h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #333;
}

/* 強みプレビューセクション */
.strengths-preview {
    background: #f8f9ff;
}

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

.strength-item {
    background: white;
    padding: 2.5rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
    position: relative;
    overflow: hidden;
}

.strength-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

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

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

.strength-item h3 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    color: #333;
}

.strength-item p {
    margin-bottom: 1rem;
    color: #666;
}

.strength-detail {
    font-size: 0.9rem;
    color: #999;
    font-style: italic;
}

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

/* 最終CTAセクション */
.final-cta {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    text-align: center;
}

.final-cta h2 {
    color: white;
    margin-bottom: 1rem;
}

.final-cta p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

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

/* フッター */
footer {
    background: #1a1a1a;
    color: white;
    padding: 3rem 0 1rem;
}

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

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1rem;
}

.footer-section h3 {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: #ccc;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: #667eea;
}

.footer-bottom {
    border-top: 1px solid #333;
    padding-top: 1rem;
    text-align: center;
    color: #999;
}

/* ページ固有スタイル */

/* 強みページ */
.page-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 8rem 0 4rem;
    text-align: center;
}

.page-header h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.page-header p {
    font-size: 1.2rem;
    opacity: 0.9;
}

.strengths-overview {
    padding: 5rem 0;
    background: #f8f9ff;
}

.overview-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.overview-content h2 {
    margin-bottom: 2rem;
}

.overview-content p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #666;
}

.strength-details {
    padding: 5rem 0;
}

.strength-detail {
    margin-bottom: 8rem;
}

.strength-detail:last-child {
    margin-bottom: 0;
}

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

.strength-detail.reverse .strength-content {
    direction: rtl;
}

.strength-detail.reverse .strength-text {
    direction: ltr;
}

.strength-number {
    font-size: 4rem;
    font-weight: 700;
    color: #667eea;
    opacity: 0.3;
    margin-bottom: 1rem;
}

.strength-icon-large {
    font-size: 4rem;
    margin-bottom: 1rem;
}

.strength-text h3 {
    font-size: 1.5rem;
    color: #667eea;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.strength-text h4 {
    font-size: 2rem;
    margin-bottom: 2rem;
    color: #333;
    font-weight: 700;
}

.founder-info,
.ai-feature,
.partnership-approach,
.value-proposition {
    margin-bottom: 2rem;
}

.founder-info h5,
.ai-technology h5,
.partnership-approach h5,
.value-proposition h5 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    color: #333;
    font-weight: 600;
}

.founder-info ul,
.ai-technology ul,
.value-proposition ul {
    list-style: none;
    padding-left: 0;
}

.founder-info li,
.ai-technology li,
.value-proposition li {
    margin-bottom: 0.5rem;
    padding-left: 1.5rem;
    position: relative;
}

.founder-info li::before,
.ai-technology li::before,
.value-proposition li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #667eea;
    font-weight: bold;
}

.comparison-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin: 2rem 0;
}

.comparison-item {
    padding: 1.5rem;
    border-radius: 10px;
    border: 2px solid;
}

.comparison-item.old {
    border-color: #ddd;
    background: #f9f9f9;
}

.comparison-item.new {
    border-color: #667eea;
    background: #f8f9ff;
}

.comparison-item h6 {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.comparison-item ul {
    list-style: none;
    padding: 0;
}

.comparison-item li {
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

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

.approach-item {
    text-align: center;
    padding: 1.5rem;
    background: white;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

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

.approach-item h6 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: #333;
}

.approach-item p {
    font-size: 0.9rem;
    color: #666;
}

.strength-summary {
    font-size: 1.1rem;
    color: #667eea;
    font-style: italic;
    margin-top: 2rem;
    padding: 1rem;
    background: #f8f9ff;
    border-left: 4px solid #667eea;
    border-radius: 5px;
}

.strength-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.visual-element {
    width: 300px;
    height: 300px;
    border-radius: 20px;
    position: relative;
    overflow: hidden;
}

.visual-element.human-ai {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.visual-element.ai-matching {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.visual-element.business-growth {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

.visual-element::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 150px;
    height: 150px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.integrated-value {
    background: #f8f9ff;
    padding: 5rem 0;
}

.value-diagram {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 3rem;
    flex-wrap: wrap;
    margin-top: 3rem;
}

.value-center {
    background: white;
    padding: 3rem;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.2);
    border: 3px solid #667eea;
}

.value-center h3 {
    font-size: 1.5rem;
    color: #667eea;
    margin-bottom: 1rem;
    font-weight: 700;
}

.value-center p {
    color: #666;
}

.value-items {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.value-item {
    background: white;
    padding: 1.5rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.value-item:hover {
    transform: translateY(-5px);
}

.value-icon {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.value-item h4 {
    font-size: 1rem;
    color: #333;
    margin: 0;
}

.strengths-cta {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    text-align: center;
    padding: 5rem 0;
}

.strengths-cta h2 {
    color: white;
    margin-bottom: 1rem;
}

.strengths-cta p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.active {
    color: #667eea !important;
    font-weight: 600;
}

/* サービスページ */
.service-overview-detailed {
    padding: 5rem 0;
    background: #f8f9ff;
}

.service-intro {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.service-intro h2 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.service-tagline {
    font-size: 1.3rem;
    color: #667eea;
    margin-bottom: 2rem;
    font-weight: 600;
}

.service-intro p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #666;
}

.implementation-flow {
    padding: 5rem 0;
}

.flow-steps {
    display: grid;
    grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr;
    gap: 2rem;
    align-items: center;
    margin-top: 3rem;
}

.flow-step {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    text-align: center;
    position: relative;
}

.flow-step::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 15px 15px 0 0;
}

.step-number {
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    background: #667eea;
    color: white;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.1rem;
}

.step-icon {
    font-size: 3rem;
    margin: 1rem 0;
}

.flow-step h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: #333;
}

.flow-step > p {
    margin-bottom: 1.5rem;
    color: #666;
}

.step-details {
    list-style: none;
    padding: 0;
    text-align: left;
}

.step-details li {
    margin-bottom: 0.5rem;
    padding-left: 1.5rem;
    position: relative;
    font-size: 0.9rem;
    color: #555;
}

.step-details li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #667eea;
    font-weight: bold;
}

.flow-arrow {
    font-size: 2rem;
    color: #667eea;
    font-weight: bold;
}

.key-features {
    padding: 5rem 0;
    background: #f8f9ff;
}

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

.feature-item {
    background: white;
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.feature-item:hover {
    transform: translateY(-5px);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    display: block;
    text-align: center;
}

.feature-item h3 {
    font-size: 1.4rem;
    margin-bottom: 1rem;
    color: #333;
    text-align: center;
}

.feature-item > p {
    margin-bottom: 1.5rem;
    color: #666;
    text-align: center;
}

.feature-details {
    list-style: none;
    padding: 0;
}

.feature-details li {
    margin-bottom: 0.5rem;
    padding-left: 1.5rem;
    position: relative;
    font-size: 0.9rem;
    color: #555;
}

.feature-details li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: #667eea;
    font-weight: bold;
}

.benefits {
    padding: 5rem 0;
}

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

.benefit-item {
    text-align: center;
    padding: 2rem;
}

.benefit-number {
    font-size: 4rem;
    font-weight: 700;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1rem;
}

.benefit-item h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #333;
}

.benefit-item p {
    color: #666;
}

.pricing {
    padding: 5rem 0;
    background: #f8f9ff;
}

.pricing-intro {
    text-align: center;
    margin-bottom: 3rem;
}

.pricing-intro p {
    font-size: 1.1rem;
    color: #666;
    line-height: 1.6;
}

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

.pricing-plan {
    background: white;
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    text-align: center;
    position: relative;
    transition: transform 0.3s ease;
}

.pricing-plan:hover {
    transform: translateY(-5px);
}

.pricing-plan.featured {
    border: 3px solid #667eea;
    transform: scale(1.05);
}

.popular-badge {
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
    background: #667eea;
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
}

.pricing-plan h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #333;
}

.price {
    font-size: 2rem;
    font-weight: 700;
    color: #667eea;
    margin-bottom: 2rem;
}

.plan-features {
    list-style: none;
    padding: 0;
    margin-bottom: 2rem;
}

.plan-features li {
    margin-bottom: 0.75rem;
    padding-left: 1.5rem;
    position: relative;
    color: #555;
}

.plan-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #667eea;
    font-weight: bold;
}

.case-studies {
    padding: 5rem 0;
}

.case-studies-placeholder {
    text-align: center;
    padding: 3rem;
    background: #f8f9ff;
    border-radius: 15px;
    margin-top: 3rem;
}

.placeholder-icon {
    font-size: 4rem;
    margin-bottom: 2rem;
}

.placeholder-content h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: #333;
}

.placeholder-content p {
    font-size: 1.1rem;
    color: #666;
    margin-bottom: 2rem;
    line-height: 1.6;
}

.placeholder-stats {
    display: flex;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
}

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

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: #667eea;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.9rem;
    color: #666;
}

.services-cta {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    text-align: center;
    padding: 5rem 0;
}

.services-cta h2 {
    color: white;
    margin-bottom: 1rem;
}

.services-cta p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    line-height: 1.6;
}

/* 会社概要ページ */
.vision-mission {
    padding: 5rem 0;
    background: #f8f9ff;
}

.vision-mission-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-top: 3rem;
}

.vision-item,
.mission-item {
    background: white;
    padding: 3rem;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    text-align: center;
    position: relative;
}

.vision-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 20px 20px 0 0;
}

.mission-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    border-radius: 20px 20px 0 0;
}

.vision-icon,
.mission-icon {
    font-size: 4rem;
    margin-bottom: 1.5rem;
}

.vision-item h3,
.mission-item h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: #333;
}

.vision-item > p,
.mission-item > p {
    font-size: 1.3rem;
    font-weight: 600;
    color: #667eea;
    margin-bottom: 1.5rem;
}

.vision-detail p,
.mission-detail p {
    font-size: 1rem;
    color: #666;
    line-height: 1.6;
}

.ceo-message {
    padding: 5rem 0;
}

.message-content {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 4rem;
    align-items: flex-start;
    margin-top: 3rem;
}

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

.photo-placeholder {
    background: #f8f9ff;
    border: 3px solid #667eea;
    border-radius: 20px;
    padding: 2rem;
    text-align: center;
}

.photo-icon {
    font-size: 6rem;
    color: #667eea;
    margin-bottom: 1rem;
}

.photo-placeholder p {
    font-weight: 600;
    color: #333;
    margin: 0;
}

.message-text h3 {
    font-size: 1.8rem;
    margin-bottom: 2rem;
    color: #333;
    line-height: 1.3;
}

.message-paragraphs p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
    color: #444;
}

.message-paragraphs strong {
    color: #667eea;
}

.team {
    padding: 5rem 0;
    background: #f8f9ff;
}

.team-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-top: 3rem;
}

.team-member {
    background: white;
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    text-align: center;
}

.member-photo {
    margin-bottom: 2rem;
}

.member-photo .photo-placeholder {
    width: 150px;
    height: 150px;
    margin: 0 auto;
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.member-photo .photo-icon {
    font-size: 4rem;
    margin-bottom: 0.5rem;
}

.member-photo .photo-placeholder p {
    font-size: 0.9rem;
    line-height: 1.2;
}

.member-info h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: #333;
}

.member-title {
    font-size: 1.1rem;
    color: #667eea;
    font-weight: 600;
    margin-bottom: 2rem;
}

.member-description {
    text-align: left;
}

.member-description h4 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    color: #333;
}

.member-description ul {
    list-style: none;
    padding: 0;
    margin-bottom: 1.5rem;
}

.member-description li {
    margin-bottom: 0.5rem;
    padding-left: 1.5rem;
    position: relative;
    font-size: 0.95rem;
    color: #555;
}

.member-description li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: #667eea;
    font-weight: bold;
}

.member-description p {
    font-size: 0.95rem;
    line-height: 1.6;
    color: #555;
}

.team-synergy {
    margin-top: 3rem;
    background: white;
    padding: 2.5rem;
    border-radius: 15px;
    text-align: center;
    border: 2px solid #667eea;
}

.team-synergy h3 {
    font-size: 1.4rem;
    margin-bottom: 1rem;
    color: #667eea;
}

.team-synergy p {
    font-size: 1.1rem;
    line-height: 1.6;
    color: #555;
}

.company-info {
    padding: 5rem 0;
}

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

.info-item {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: transform 0.3s ease;
}

.info-item:hover {
    transform: translateY(-5px);
}

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

.info-item h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: #333;
}

.info-item p {
    color: #555;
    line-height: 1.5;
}

.company-culture {
    padding: 5rem 0;
    background: #f8f9ff;
}

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

.culture-item {
    background: white;
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: transform 0.3s ease;
}

.culture-item:hover {
    transform: translateY(-5px);
}

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

.culture-item h3 {
    font-size: 1.4rem;
    margin-bottom: 0.5rem;
    color: #667eea;
    font-weight: 700;
}

.culture-item h4 {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    color: #333;
    font-weight: 600;
}

.culture-item p {
    color: #555;
    line-height: 1.6;
}

.about-cta {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    text-align: center;
    padding: 5rem 0;
}

.about-cta h2 {
    color: white;
    margin-bottom: 1rem;
}

.about-cta p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    line-height: 1.6;
}

/* お問い合わせページ */
.contact-form-section {
    padding: 5rem 0;
    background: #f8f9ff;
}

.contact-intro {
    text-align: center;
    margin-bottom: 3rem;
}

.contact-intro h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.contact-intro > p {
    font-size: 1.1rem;
    color: #666;
    margin-bottom: 2rem;
    line-height: 1.6;
}

.contact-assurance {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
    margin-top: 2rem;
}

.assurance-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem;
    background: white;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.assurance-icon {
    font-size: 1.5rem;
}

.assurance-item p {
    font-size: 0.9rem;
    color: #555;
    margin: 0;
    font-weight: 500;
}

.form-container {
    max-width: 800px;
    margin: 0 auto;
    background: white;
    padding: 3rem;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.contact-form {
    width: 100%;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

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

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-group label {
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #333;
    font-size: 0.95rem;
}

.required {
    color: #e74c3c;
    font-weight: 700;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 1rem;
    border: 2px solid #e1e5e9;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
    background: #fff;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

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

.form-group select {
    cursor: pointer;
}

.radio-group {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-top: 0.5rem;
}

.radio-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    cursor: pointer;
    padding: 0.75rem;
    border-radius: 8px;
    transition: background-color 0.3s ease;
}

.radio-item:hover {
    background: #f8f9ff;
}

.radio-item input[type="radio"] {
    display: none;
}

.radio-custom {
    width: 20px;
    height: 20px;
    border: 2px solid #ddd;
    border-radius: 50%;
    position: relative;
    transition: all 0.3s ease;
}

.radio-item input[type="radio"]:checked + .radio-custom {
    border-color: #667eea;
    background: #667eea;
}

.radio-item input[type="radio"]:checked + .radio-custom::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 8px;
    height: 8px;
    background: white;
    border-radius: 50%;
}

.checkbox-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    cursor: pointer;
    margin-top: 0.5rem;
}

.checkbox-item input[type="checkbox"] {
    display: none;
}

.checkbox-custom {
    width: 20px;
    height: 20px;
    border: 2px solid #ddd;
    border-radius: 4px;
    position: relative;
    flex-shrink: 0;
    margin-top: 2px;
    transition: all 0.3s ease;
}

.checkbox-item input[type="checkbox"]:checked + .checkbox-custom {
    border-color: #667eea;
    background: #667eea;
}

.checkbox-item input[type="checkbox"]:checked + .checkbox-custom::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 12px;
    font-weight: bold;
}

.privacy-link {
    color: #667eea;
    text-decoration: underline;
}

.privacy-link:hover {
    color: #764ba2;
}

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

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

.submit-loading {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.contact-alternatives {
    padding: 5rem 0;
}

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

.alternative-item {
    background: white;
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: transform 0.3s ease;
}

.alternative-item:hover {
    transform: translateY(-5px);
}

.alternative-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.alternative-item h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: #333;
}

.alternative-item p {
    color: #666;
    margin-bottom: 1.5rem;
}

.contact-link {
    color: #667eea;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
}

.contact-link:hover {
    color: #764ba2;
}

.phone-number {
    color: #999;
    font-style: italic;
}

.faq-preview {
    padding: 5rem 0;
    background: #f8f9ff;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.faq-item {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.faq-item h3 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    color: #333;
    font-weight: 600;
}

.faq-item p {
    color: #555;
    line-height: 1.6;
}

.privacy-policy {
    padding: 3rem 0;
}

.privacy-content {
    max-width: 800px;
    margin: 0 auto;
}

.privacy-content h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #333;
}

.privacy-content h4 {
    font-size: 1.2rem;
    margin: 1.5rem 0 0.5rem;
    color: #667eea;
}

.privacy-content p {
    color: #555;
    line-height: 1.6;
    margin-bottom: 1rem;
}

.privacy-content ul {
    margin-bottom: 1rem;
    padding-left: 2rem;
}

.privacy-content li {
    color: #555;
    line-height: 1.6;
    margin-bottom: 0.5rem;
}

/* お知らせ・コラムページ */
.content-tabs {
    padding: 2rem 0;
    background: white;
    border-bottom: 1px solid #e1e5e9;
}

.tab-navigation {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

.tab-btn {
    padding: 1rem 2rem;
    border: 2px solid #e1e5e9;
    background: white;
    color: #666;
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.tab-btn:hover {
    border-color: #667eea;
    color: #667eea;
}

.tab-btn.active {
    border-color: #667eea;
    background: #667eea;
    color: white;
}

.content-list {
    padding: 5rem 0;
}

.content-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.content-item {
    background: white;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.content-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.content-image {
    height: 200px;
    overflow: hidden;
}

.image-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
}

.image-placeholder.news-placeholder {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.image-placeholder.column-placeholder {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

.placeholder-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
}

.content-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.5rem 0.5rem;
}

.content-category {
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    color: white;
}

.content-category.news {
    background: #667eea;
}

.content-category.column {
    background: #4facfe;
}

.content-date {
    font-size: 0.9rem;
    color: #999;
}

.content-title {
    font-size: 1.3rem;
    font-weight: 600;
    color: #333;
    margin: 0.5rem 1.5rem 1rem;
    line-height: 1.3;
}

.content-excerpt {
    color: #666;
    line-height: 1.6;
    margin: 0 1.5rem 1.5rem;
    font-size: 0.95rem;
}

.content-link {
    display: inline-block;
    margin: 0 1.5rem 1.5rem;
    color: #667eea;
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.content-link:hover {
    color: #764ba2;
}

.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    margin-top: 3rem;
}

.page-link {
    padding: 0.75rem 1rem;
    border: 1px solid #e1e5e9;
    background: white;
    color: #666;
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.page-link:hover {
    border-color: #667eea;
    color: #667eea;
}

.page-link.active {
    border-color: #667eea;
    background: #667eea;
    color: white;
}

.page-dots {
    color: #999;
    padding: 0.75rem 0.5rem;
}

.featured-content {
    padding: 5rem 0;
    background: #f8f9ff;
}

.featured-grid {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 2rem;
}

.featured-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: white;
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.featured-item:hover {
    transform: translateX(10px);
}

.featured-rank {
    width: 40px;
    height: 40px;
    background: #667eea;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.featured-content-wrapper {
    flex: 1;
}

.featured-item h3 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: #333;
    font-weight: 600;
}

.featured-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.featured-category {
    font-size: 0.8rem;
    color: #667eea;
    font-weight: 600;
}

.featured-meta time {
    font-size: 0.8rem;
    color: #999;
}

.newsletter-signup {
    padding: 5rem 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    text-align: center;
}

.newsletter-content h2 {
    color: white;
    margin-bottom: 1rem;
}

.newsletter-content p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.newsletter-form {
    max-width: 500px;
    margin: 0 auto;
}

.form-group-inline {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
}

.newsletter-input {
    flex: 1;
    padding: 1rem;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
}

.newsletter-input:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.3);
}

.newsletter-note {
    font-size: 0.9rem;
    opacity: 0.8;
    margin: 0;
}

.content-preparation {
    padding: 5rem 0;
}

.preparation-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.preparation-icon {
    font-size: 5rem;
    margin-bottom: 2rem;
}

.preparation-content h2 {
    margin-bottom: 2rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.preparation-content > p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #666;
    margin-bottom: 3rem;
}

.preparation-topics {
    background: #f8f9ff;
    padding: 2.5rem;
    border-radius: 15px;
    margin-bottom: 3rem;
}

.preparation-topics h3 {
    font-size: 1.3rem;
    margin-bottom: 1.5rem;
    color: #333;
}

.preparation-topics ul {
    list-style: none;
    padding: 0;
    text-align: left;
    max-width: 600px;
    margin: 0 auto;
}

.preparation-topics li {
    margin-bottom: 0.75rem;
    padding-left: 1.5rem;
    position: relative;
    color: #555;
}

.preparation-topics li::before {
    content: '📋';
    position: absolute;
    left: 0;
}

/* レスポンシブデザイン */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 2rem 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .hamburger {
        display: flex;
    }

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

    .hamburger.active span:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

    .hamburger.active span:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    .hero-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .hero-visual {
        order: -1;
    }

    .hero-graphic {
        width: 250px;
        height: 250px;
    }

    .problem-grid,
    .service-grid,
    .strengths-grid {
        grid-template-columns: 1fr;
    }

    .hero-buttons,
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        max-width: 300px;
    }

    section {
        padding: 3rem 0;
    }

    section h2 {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .hero-title {
        font-size: 2rem;
    }

    .problem-item,
    .service-item,
    .strength-item {
        padding: 1.5rem;
    }

    /* 強みページのレスポンシブ */
    .page-header {
        padding: 6rem 0 3rem;
    }

    .page-header h1 {
        font-size: 2rem;
    }

    .strength-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .strength-detail.reverse .strength-content {
        direction: ltr;
    }

    .strength-number {
        font-size: 3rem;
    }

    .strength-icon-large {
        font-size: 3rem;
    }

    .strength-text h4 {
        font-size: 1.5rem;
    }

    .comparison-grid {
        grid-template-columns: 1fr;
    }

    .approach-grid {
        grid-template-columns: 1fr;
    }

    .value-diagram {
        flex-direction: column;
        gap: 2rem;
    }

    .value-center {
        padding: 2rem;
    }

    .value-items {
        flex-direction: row;
        justify-content: center;
        flex-wrap: wrap;
    }

    .visual-element {
        width: 250px;
        height: 250px;
    }

    /* サービスページのレスポンシブ */
    .service-intro h2 {
        font-size: 2rem;
    }

    .service-tagline {
        font-size: 1.1rem;
    }

    .flow-steps {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .flow-arrow {
        display: none;
    }

    .flow-step {
        margin-bottom: 2rem;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .benefits-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .pricing-grid {
        grid-template-columns: 1fr;
    }

    .pricing-plan.featured {
        transform: none;
        order: -1;
    }

    .placeholder-stats {
        gap: 1rem;
    }

    .stat-number {
        font-size: 2rem;
    }

    /* 会社概要ページのレスポンシブ */
    .vision-mission-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .vision-item,
    .mission-item {
        padding: 2rem;
    }

    .vision-icon,
    .mission-icon {
        font-size: 3rem;
    }

    .vision-item h3,
    .mission-item h3 {
        font-size: 1.5rem;
    }

    .vision-item > p,
    .mission-item > p {
        font-size: 1.1rem;
    }

    .message-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .ceo-photo {
        order: -1;
    }

    .photo-placeholder {
        max-width: 250px;
        margin: 0 auto;
    }

    .photo-icon {
        font-size: 4rem;
    }

    .message-text h3 {
        font-size: 1.5rem;
    }

    .message-paragraphs p {
        font-size: 1rem;
    }

    .team-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .member-photo .photo-placeholder {
        width: 120px;
        height: 120px;
    }

    .member-photo .photo-icon {
        font-size: 3rem;
    }

    .member-info h3 {
        font-size: 1.3rem;
    }

    .team-synergy {
        padding: 2rem;
    }

    .team-synergy h3 {
        font-size: 1.2rem;
    }

    .info-grid {
        grid-template-columns: 1fr;
    }

    .culture-grid {
        grid-template-columns: 1fr;
    }

    /* お問い合わせページのレスポンシブ */
    .contact-intro h2 {
        font-size: 2rem;
    }

    .contact-assurance {
        flex-direction: column;
        gap: 1rem;
    }

    .form-container {
        padding: 2rem;
    }

    .form-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .alternatives-grid {
        grid-template-columns: 1fr;
    }

    .faq-grid {
        grid-template-columns: 1fr;
    }

    /* お知らせ・コラムページのレスポンシブ */
    .tab-navigation {
        flex-wrap: wrap;
        gap: 0.5rem;
    }

    .tab-btn {
        padding: 0.75rem 1.5rem;
        font-size: 0.9rem;
    }

    .content-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .content-image {
        height: 150px;
    }

    .placeholder-icon {
        font-size: 3rem;
    }

    .content-title {
        font-size: 1.2rem;
    }

    .pagination {
        flex-wrap: wrap;
    }

    .form-group-inline {
        flex-direction: column;
        gap: 0.75rem;
    }

    .preparation-icon {
        font-size: 4rem;
    }

    .preparation-topics {
        padding: 2rem;
    }
}