/* ============================================
   Strength Page Styles
   強み・教育ページ専用スタイル
   ============================================ */

/* ============================================
   Page Header
   ============================================ */
.page-header {
    position: relative;
    background-color: var(--color-primary);
    padding: calc(var(--header-height) + 60px) 0 60px;
    text-align: center;
    min-height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('../images/strength/header-bg.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    z-index: 0;
}

.page-header::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(143, 195, 31, 0.85), rgba(143, 195, 31, 0.7));
    z-index: 1;
}

.page-header .container {
    position: relative;
    z-index: 2;
}

.page-header-label {
    font-family: var(--font-english);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-accent);
    letter-spacing: 0.2em;
    margin-bottom: var(--spacing-sm);
}

.page-header-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: var(--spacing-sm);
}

.page-header-description {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.8);
}

@media (min-width: 768px) {
    .page-header {
        padding: calc(var(--header-height) + 80px) 0 80px;
        min-height: 400px;
    }

    .page-header-title {
        font-size: 3rem;
    }
}

/* ============================================
   Hero Message Section
   ============================================ */
.hero-message {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    padding: 80px 0;
    text-align: center;
}

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

.hero-message-title {
    margin-bottom: var(--spacing-lg);
}

.hero-message-small {
    display: block;
    font-size: 1.25rem;
    font-weight: 400;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: var(--spacing-xs);
}

.hero-message-large {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    color: #fff;
    line-height: 1.3;
}

.hero-message-text {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.9);
    line-height: 2;
}

.hero-message-text strong {
    color: var(--color-accent);
}

@media (min-width: 768px) {
    .hero-message {
        padding: 120px 0;
    }

    .hero-message-small {
        font-size: 1.5rem;
    }

    .hero-message-large {
        font-size: 3.5rem;
    }
}

/* ============================================
   Method Section
   ============================================ */
.method-section {
    background-color: #fff;
}

.method-hero {
    display: grid;
    gap: var(--spacing-xl);
    align-items: center;
    margin-bottom: var(--spacing-3xl);
}

.method-hero-badge {
    display: inline-block;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: #fff;
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: var(--spacing-md);
}

.method-hero-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
    font-family: var(--font-japanese);
}

.method-hero-subtitle {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-text);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

.method-hero-text {
    color: var(--color-text-light);
    line-height: 1.9;
}

.method-hero-image img {
    width: 100%;
    height: auto;
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

@media (min-width: 768px) {
    .method-hero {
        grid-template-columns: 1fr 1fr;
    }

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

    .method-hero-subtitle {
        font-size: 1.5rem;
    }
}

/* Method Features */
.method-features {
    display: grid;
    gap: var(--spacing-lg);
}

.method-feature {
    background: linear-gradient(135deg, #f8f9fa 0%, #fff 100%);
    padding: var(--spacing-lg);
    border-radius: 16px;
    border: 1px solid rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.method-feature:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.1);
}

.method-feature-number {
    font-family: var(--font-english);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-primary);
    opacity: 0.3;
    margin-bottom: var(--spacing-sm);
}

.method-feature-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
}

.method-feature-text {
    color: var(--color-text-light);
    line-height: 1.8;
}

@media (min-width: 768px) {
    .method-features {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ============================================
   Support Section
   ============================================ */
.support-section {
    background-color: var(--color-bg-light);
}

.support-grid {
    display: grid;
    gap: var(--spacing-lg);
}

.support-card {
    background: #fff;
    padding: var(--spacing-xl);
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.support-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.1);
}

.support-card-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    margin-bottom: var(--spacing-md);
}

.support-card-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
}

.support-card-text {
    color: var(--color-text-light);
    line-height: 1.8;
}

@media (min-width: 768px) {
    .support-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .support-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* ============================================
   Achievement Section
   ============================================ */
.achievement-section {
    background-color: #fff;
}

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

.achievement-item {
    display: flex;
    gap: var(--spacing-lg);
    padding: var(--spacing-lg) 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
    position: relative;
}

.achievement-item::before {
    content: '';
    position: absolute;
    left: 65px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--color-primary), var(--color-accent));
}

.achievement-year {
    flex-shrink: 0;
    width: 50px;
    font-family: var(--font-english);
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-primary);
    position: relative;
}

.achievement-year::after {
    content: '';
    position: absolute;
    right: -24px;
    top: 6px;
    width: 10px;
    height: 10px;
    background: var(--color-primary);
    border-radius: 50%;
}

.achievement-content {
    flex: 1;
    padding-left: var(--spacing-lg);
}

.achievement-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--spacing-xs);
    line-height: 1.6;
}

.achievement-meta {
    font-size: 0.875rem;
    color: var(--color-text-light);
}

@media (min-width: 768px) {
    .achievement-item {
        padding: var(--spacing-xl) 0;
    }

    .achievement-year {
        font-size: 1.125rem;
    }

    .achievement-title {
        font-size: 1.125rem;
    }
}

/* ============================================
   CTA Section
   ============================================ */
.cta-section {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    padding: 80px 0;
    text-align: center;
}

.cta-content {
    max-width: 700px;
    margin: 0 auto;
}

.cta-title {
    font-size: 2rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: var(--spacing-md);
}

.cta-text {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.9;
    margin-bottom: var(--spacing-xl);
}

.cta-actions {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    justify-content: center;
    align-items: center;
}

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

.btn--white:hover {
    background: rgba(255, 255, 255, 0.9);
    color: var(--color-primary);
}

.btn--outline-light {
    background: transparent;
    color: #fff;
    border: 2px solid rgba(255, 255, 255, 0.5);
}

.btn--outline-light:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: #fff;
    color: #fff;
}

@media (min-width: 768px) {
    .cta-section {
        padding: 120px 0;
    }

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

    .cta-actions {
        flex-direction: row;
    }
}

/* ============================================
   Animations
   ============================================ */
.method-feature,
.support-card,
.achievement-item {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.method-feature.animate-fadeInUp,
.support-card.animate-fadeInUp,
.achievement-item.animate-fadeInUp {
    opacity: 1;
    transform: translateY(0);
}

/* Animation delays for staggered effect */
.method-feature:nth-child(1) { transition-delay: 0.1s; }
.method-feature:nth-child(2) { transition-delay: 0.2s; }
.method-feature:nth-child(3) { transition-delay: 0.3s; }

.support-card:nth-child(1) { transition-delay: 0.1s; }
.support-card:nth-child(2) { transition-delay: 0.2s; }
.support-card:nth-child(3) { transition-delay: 0.3s; }
.support-card:nth-child(4) { transition-delay: 0.4s; }

.achievement-item:nth-child(1) { transition-delay: 0.1s; }
.achievement-item:nth-child(2) { transition-delay: 0.15s; }
.achievement-item:nth-child(3) { transition-delay: 0.2s; }
.achievement-item:nth-child(4) { transition-delay: 0.25s; }
.achievement-item:nth-child(5) { transition-delay: 0.3s; }
.achievement-item:nth-child(6) { transition-delay: 0.35s; }