/* 基本設定 */
:root {
    --color-primary: #003366; /* メインの濃い青 */
    --color-secondary: #4a90e2; /* やや明るい青 */
    --color-background: #f4f8ff; /* 薄い背景色 */
    --color-text: #333333;
    --color-white: #ffffff;
    --color-border: #e0e0e0;
}

body {
    font-family: 'Noto Sans JP', sans-serif;
    color: var(--color-text);
    margin: 0;
    background-color: var(--color-background);
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

a {
    text-decoration: none;
    color: inherit;
}

section {
    padding: 80px 0;
}

h2 {
    text-align: center;
    font-size: 1.8rem;
    margin-bottom: 10px;
}

.section-lead {
    text-align: center;
    margin-bottom: 40px;
    color: #666;
}

/* ヒーローセクション (Boost Camp) */
.boost-camp-hero {
    background-image: url('images/boost-camp.png');
    background-size: cover;
    background-position: center;
    color: var(--color-white);
    text-align: center;
    position: relative;
    min-height: 70vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}
.boost-camp-hero .hero-inner {
    background: linear-gradient(90deg, rgba(86, 108, 224, 0.4) 0%, rgba(121, 94, 212, 0.4) 100%);
    max-width: 800px;
    margin: 0 auto;
    padding: 40px;
    border-radius: 16px;
}
.boost-camp-hero .hero-subtitle {
    font-size: 1.2rem;
    margin-bottom: 10px;
}
.boost-camp-hero h1 {
    font-size: 3rem;
    font-weight: bold;
    line-height: 1.3;
    margin-bottom: 20px;
}
.boost-camp-hero h1 .highlight {
    background: rgba(255,255,255,0.2);
    padding: 0 10px;
    border-radius: 5px;
}
.boost-camp-hero .hero-description {
    font-size: 1rem;
    max-width: 600px;
    margin: 0 auto 30px auto;
    line-height: 1.8;
}
.boost-camp-hero .hero-features {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 30px;
    flex-wrap: wrap;
}
.boost-camp-hero .hero-features span {
    background: transparent;
    padding: 5px 10px;
    border-radius: 20px;
    font-size: 0.9rem;
}
.hero-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
}
.hero-buttons .btn {
    padding: 12px 30px;
    border-radius: 8px;
    font-weight: bold;
    transition: all 0.3s ease;
    border: 2px solid var(--color-white);
}
.hero-buttons .btn-primary {
    background-color: var(--color-white);
    color: var(--color-primary);
}
.hero-buttons .btn-primary:hover {
    background-color: transparent;
    color: var(--color-white);
}
.hero-buttons .btn-secondary {
    background-color: transparent;
    color: var(--color-white);
}
.hero-buttons .btn-secondary:hover {
    background-color: var(--color-white);
    color: var(--color-primary);
}

/* イントロ */
.intro {
    background: var(--color-white);
    text-align: center;
}

.intro h2 {
    color: var(--color-primary);
    font-weight: bold;
}

.intro p {
    color: var(--color-primary);
}

/* お悩みセクション */
.problems {
    background: var(--color-background);
}
.problem-cards {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}
.problem-cards .card {
    background: var(--color-white);
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.problem-cards .card img {
    height: 120px;
    margin-bottom: 15px;
}
.problem-cards .card p {
    font-size: 1rem;
}
.problem-cards .card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}

/* おすすめセクション */
.recommend {
    background: var(--color-white);
}
.recommend-cards {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}
.recommend-cards .card {
    background: var(--color-background);
    padding: 30px 20px;
    border-radius: 8px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.recommend-cards .card i,
.recommend-cards .card p {
    display: block;
    margin-left: auto;
    margin-right: auto;
}

.recommend-cards .card i {
    font-size: 2.5rem;
    color: var(--color-secondary);
    margin-bottom: 20px;
}
.recommend-cards .card p {
    font-size: 1rem;
}
.recommend-closing {
    margin-top: 40px;
    font-weight: bold;
    text-align: center;
}
.recommend-cards .card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}

/* 講座の流れ */
.flow {
    background: var(--color-background);
}
.flow-steps {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}
.flow .step {
    background: var(--color-white);
    padding: 30px;
    border-radius: 8px;
}
.flow .step h3 {
    margin-top: 0;
    color: var(--color-primary);
}
.flow-note {
    text-align: center;
    margin-top: 30px;
    font-size: 0.9rem;
    color: #666;
}


/* 2日間で学べる内容 */
.what-you-learn {
    background: var(--color-white);
}
.learn-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}
.learn-item {
    background: var(--color-background);
    padding: 20px;
    border-radius: 8px;
    text-align: center;
}
.learn-item i {
    font-size: 2rem;
    color: var(--color-secondary);
    margin-bottom: 10px;
}
.learn-item p {
    margin: 0;
    font-weight: 500;
}
.learn-item span {
    font-size: 0.8rem;
    color: #666;
    display: block;
}


/* 成果物 */
.deliverables {
    background: var(--color-background);
}
.deliverables-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}
.deliverables-grid .card {
    background: var(--color-white);
    border-radius: 8px;
    text-align: center;
    padding: 20px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
}
.deliverables-grid .card img {
    max-width: 100%;
    height: auto;
    border-radius: 4px;
    margin-bottom: 15px;
}
.deliverables-grid .card p {
    margin: 0;
}
.deliverables-grid .card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}

/* 料金プラン */
.pricing {
    background: var(--color-white);
}
.price-plans {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}
.plan-card {
    background: var(--color-white);
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.05);
    display: flex;
    flex-direction: column;
    height: 100%;
    border-left: 5px solid;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
}

.plan-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.1);
    z-index: 10;
}

.plan-card.recommend-plan:hover {
    box-shadow: 0 8px 25px rgba(0,0,0,0.1), 0 0 0 3px #ffc107;
}

.plan-card.standard-plan { border-left-color: #4a90e2; }
.plan-card.recommend-plan { border-left-color: #f5a623; background-color: #fffaf2;}
.plan-card.pair-plan { border-left-color: #50e3c2; }

.plan-card .badge {
    position: absolute;
    top: 15px;
    left: -10px;
    background-color: #f5a623;
    color: white;
    padding: 5px 15px;
    border-radius: 20px 20px 20px 0;
    font-size: 0.8rem;
    font-weight: bold;
}

.plan-header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: 15px;
    gap: 10px;
}

.plan-name {
    font-size: 1.4rem;
    font-weight: bold;
    color: var(--color-primary);
}

.plan-price {
    font-size: 1.4rem;
    font-weight: bold;
    color: var(--color-primary);
    white-space: nowrap;
}

.plan-note {
    font-size: 0.9rem;
    color: #666;
    margin-bottom: 15px;
}

.plan-description {
    font-size: 0.9rem;
    line-height: 1.6;
    margin-top: auto;
}
.sub-price {
    font-size: 0.8rem;
    margin-left: 5px;
    color: #666;
}



/* 受講者の声 */
.testimonials {
    background: var(--color-background);
}
.testimonial-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    max-width: 1000px;
    margin: 0 auto;
}
.testimonial-cards .card {
    background: var(--color-white);
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
}
.testimonial-cards .card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}
.testimonial-cards .card span {
    display: block;
    text-align: right;
    margin-top: 15px;
    font-size: 0.9rem;
    color: #666;
}


/* CTA */
.cta {
    background: var(--color-background);
}
.cta-boxes {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    max-width: 1000px;
    margin: 0 auto;
}
.cta-box {
    background: var(--color-white);
    padding: 30px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0,0,0,0.05);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}
.cta-box:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
}
.cta-box h3 {
    margin-top: 0;
    font-size: 1.5rem;
}
.cta-box p {
    margin-bottom: 30px;
    flex-grow: 1;
}

.cta-box .btn {
    padding: 12px 25px;
    border-radius: 8px;
    font-weight: bold;
    display: inline-block;
    transition: all 0.3s ease;
}

.cta-box .btn i {
    margin-right: 8px;
}

.cta-box.form {
    background: var(--color-primary);
    color: var(--color-white);
}
.cta-box.form .btn {
    background: var(--color-white);
    color: var(--color-primary);
}
.cta-box.form .btn:hover {
    background: #fff;
    color: var(--color-primary);
}

.cta-box.consultation {
    background: var(--color-white);
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
}
.cta-box.consultation h3 {
    color: var(--color-primary);
}
.cta-box.consultation .btn {
    background: var(--color-primary);
    color: var(--color-white);
}
.cta-box.consultation .btn:hover {
    background: var(--color-secondary);
}
.cta-box.line {
    background: #06C755;
    color: var(--color-white);
}
.cta-box.line .btn {
    background: var(--color-white);
    color: #06C755;
}
.cta-box.line .btn:hover {
    background: #f0f0f0;
}

/* 固定LINEアイコン */
.line-icon {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 1000;
    background-color: #06C755;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 10px rgba(0,0,0,0.2);
    transition: transform 0.3s ease;
}

.line-icon:hover {
    transform: scale(1.1);
}

.line-icon i {
    color: white;
    font-size: 30px;
}


@media (max-width: 768px) {
    .problem-cards, .recommend-cards, .learn-grid, .deliverables-grid, .testimonial-cards, .cta-boxes {
        grid-template-columns: 1fr 1fr;
    }
    .price-cards {
        grid-template-columns: 1fr;
    }
    .price-card.recommended {
        order: -1;
    }
    .flow-steps {
        grid-template-columns: 1fr;
    }
}


@media (max-width: 480px) {
    .problem-cards, .recommend-cards, .learn-grid, .deliverables-grid, .testimonial-cards, .cta-boxes {
        grid-template-columns: 1fr;
    }
    .boost-camp-hero h1 {
        font-size: 2rem;
    }
    .header__nav { display: none; } /* 本来はハンバーガーメニューにする */
}
.hero-buttons .btn-secondary:hover {
    background-color: var(--color-white);
    color: var(--color-primary);
}

/* philosophy.html 専用スタイル */

body {
    background-color: var(--color-background);
}

.main-content .container {
    padding-top: 60px;
    padding-bottom: 60px;
}

.content-section {
    background-color: var(--color-white);
    padding: 50px 40px;
    border-radius: 16px;
    margin-bottom: 50px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
}

.section-title {
    font-size: 2.2rem;
    color: var(--color-primary);
    text-align: center;
    margin-bottom: 40px;
    font-weight: 700;
}

.content-box {
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.content-box p {
    margin-bottom: 1.5em;
    line-height: 1.8;
}

.section-description {
    text-align: center;
    line-height: 1.8;
    margin-bottom: 40px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

/* About Us Section */
.thoughts-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.thought-card {
    border-top: 3px solid var(--color-primary);
    padding-top: 20px;
}

.thought-title {
    font-size: 1.5rem;
    color: var(--color-primary);
    margin-bottom: 20px;
    font-weight: 700;
}

.thought-card p {
    line-height: 1.8;
}


/* Members Section */
.members-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

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

.member-photo {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    object-fit: cover;
    margin: 0 auto 20px auto;
    border: 5px solid var(--color-background);
}

.member-name {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-primary);
}

.member-role {
    font-size: 0.9rem;
    color: #666;
    margin-bottom: 15px;
}

.member-bio {
    font-size: 0.9rem;
    line-height: 1.7;
    text-align: left;
}


/* CTA Button */
.cta-button {
    display: block;
    width: fit-content;
    margin: 40px auto 0 auto;
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: 15px 50px;
    border-radius: 50px;
    font-weight: bold;
    text-align: center;
    transition: background-color 0.3s;
}

.cta-button:hover {
    background-color: var(--color-secondary);
}

/* Responsive */
@media (max-width: 768px) {
    .thoughts-container,
    .members-grid {
        grid-template-columns: 1fr;
        gap: 50px;
    }

    .content-section {
        padding: 40px 25px;
    }
}

/* スマホ対応 - 768px以下 */
@media screen and (max-width: 768px) {
    /* 基本設定 */
    body {
        font-size: 16px;
        line-height: 1.5;
    }
    
    .container {
        padding: 0 16px;
    }
    
    section {
        padding: 60px 0;
    }
    
    h2 {
        font-size: 1.5rem;
        margin-bottom: 8px;
    }
    
    .section-lead {
        margin-bottom: 30px;
        font-size: 16px;
    }
    
    /* メインコンテンツ */
    .main-content .container {
        padding-top: 40px;
        padding-bottom: 40px;
    }
    
    .content-section {
        padding: 30px 20px;
        margin-bottom: 30px;
    }
    
    .section-title {
        font-size: 1.5rem;
        margin-bottom: 30px;
    }
    
    .content-box p {
        font-size: 16px;
        line-height: 1.6;
        margin-bottom: 1.2em;
    }
    
    .section-description {
        font-size: 16px;
        line-height: 1.6;
        margin-bottom: 30px;
    }
    
    /* About Us Section */
    .thoughts-container {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .thought-card {
        padding-top: 15px;
    }
    
    .thought-title {
        font-size: 1.3rem;
        margin-bottom: 15px;
    }
    
    .thought-card p {
        font-size: 16px;
        line-height: 1.6;
    }
    
    /* Members Section */
    .members-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .member-card {
        text-align: center;
    }
    
    .member-photo {
        width: 120px;
        height: 120px;
        margin-bottom: 15px;
    }
    
    .member-name {
        font-size: 1.1rem;
        margin-bottom: 8px;
    }
    
    .member-role {
        font-size: 16px;
        margin-bottom: 15px;
    }
    
    .member-bio {
        font-size: 16px;
        line-height: 1.6;
        text-align: left;
    }
    
    /* CTA Button */
    .cta-button {
        width: 100%;
        max-width: 300px;
        padding: 14px 30px;
        font-size: 16px;
        min-height: 48px;
        margin: 30px auto 0 auto;
    }
    
    /* ヒーローセクション */
    .boost-camp-hero {
        padding: 100px 16px;
        min-height: 60vh;
    }
    
    .boost-camp-hero .hero-inner {
        padding: 30px 20px;
        margin: 0 16px;
    }
    
    .boost-camp-hero .hero-subtitle {
        font-size: 16px;
        margin-bottom: 15px;
    }
    
    .boost-camp-hero h1 {
        font-size: 1.8rem;
        line-height: 1.3;
        margin-bottom: 20px;
    }
    
    .boost-camp-hero .hero-description {
        font-size: 16px;
        line-height: 1.6;
        margin-bottom: 25px;
    }
    
    .boost-camp-hero .hero-features {
        flex-direction: column;
        gap: 15px;
        margin-bottom: 30px;
    }
    
    .boost-camp-hero .hero-features span {
        font-size: 16px;
        padding: 12px 16px;
        min-height: 48px;
    }
    
    .hero-buttons {
        flex-direction: column;
        gap: 15px;
    }
    
    .hero-buttons .btn {
        width: 100%;
        min-height: 48px;
        font-size: 16px;
        padding: 14px 20px;
    }
    
    /* 問題・おすすめカード */
    .problem-cards,
    .recommend-cards {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .problem-cards .card,
    .recommend-cards .card {
        padding: 25px 20px;
    }
    
    .problem-cards .card img {
        height: 100px;
        margin-bottom: 15px;
    }
    
    .problem-cards .card p,
    .recommend-cards .card p {
        font-size: 16px;
        line-height: 1.6;
    }
    
    .recommend-cards .card i {
        font-size: 2rem;
        margin-bottom: 15px;
    }
    
    /* フロー */
    .flow-steps {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .flow .step {
        width: 100%;
        padding: 25px 20px;
    }
    
    .flow .step h3 {
        font-size: 1.2rem;
        margin-bottom: 15px;
    }
    
    .flow-note {
        font-size: 16px;
        padding: 0 16px;
    }
    
    /* 学習項目 */
    .learn-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .learn-item {
        padding: 25px 20px;
    }
    
    .learn-item i {
        font-size: 2rem;
        margin-bottom: 15px;
    }
    
    .learn-item p {
        font-size: 16px;
        line-height: 1.6;
    }
    
    .learn-item span {
        font-size: 14px;
    }
    
    /* 成果物 */
    .deliverables-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .deliverables-grid .card {
        padding: 25px 20px;
    }
    
    .deliverables-grid .card img {
        height: 120px;
        margin-bottom: 15px;
    }
    
    .deliverables-grid .card p {
        font-size: 16px;
        line-height: 1.6;
    }
    
    /* 価格プラン */
    .price-plans {
        flex-direction: column;
        gap: 20px;
    }
    
    .plan-card {
        width: 100%;
        max-width: 400px;
        margin: 0 auto;
        padding: 25px 20px;
    }
    
    .plan-header {
        flex-direction: column;
        align-items: center;
        gap: 10px;
    }
    
    .plan-name {
        font-size: 1.3rem;
        text-align: center;
    }
    
    .plan-price {
        font-size: 2rem;
        text-align: center;
    }
    
    .plan-note {
        font-size: 16px;
        text-align: center;
    }
    
    .plan-description {
        font-size: 16px;
        line-height: 1.6;
    }
    
    .plan-card .badge {
        position: static;
        display: inline-block;
        margin-bottom: 15px;
        font-size: 1.1rem;
        padding: 8px 22px;
    }
    
    /* テスティモニアル */
    .testimonial-cards {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .testimonial-cards .card {
        padding: 25px 20px;
    }
    
    .testimonial-cards .card span {
        font-size: 16px;
        line-height: 1.6;
    }
    
    /* CTA */
    .cta-boxes {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .cta-box {
        padding: 25px 20px;
    }
    
    .cta-box h3 {
        font-size: 1.2rem;
        margin-bottom: 15px;
    }
    
    .cta-box p {
        font-size: 16px;
        line-height: 1.6;
        margin-bottom: 20px;
    }
    
    .cta-box .btn {
        width: 100%;
        min-height: 48px;
        font-size: 16px;
        padding: 14px 20px;
    }
    
    /* LINEアイコン */
    .line-icon {
        width: 60px;
        height: 60px;
        right: 20px;
        bottom: 20px;
    }
    
    .line-icon i {
        font-size: 28px;
    }
}

/* フッターのナビゲーション横並び・改行防止 */
.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 32px;
  justify-content: flex-end;
}
.footer-nav a {
  white-space: nowrap;
  font-size: 1rem;
  padding: 0 4px;
  display: inline-block;
}
@media (max-width: 768px) {
  .footer-nav {
    justify-content: center;
    gap: 18px;
  }
  .footer-nav a {
    font-size: 0.98rem;
    padding: 0 2px;
  }
}