/* ========================================
   ビジョンページ専用スタイル
   ======================================== */

/* ページヒーロー（ビジョン用） */
.page-hero {
    margin-top: 85px;
    background: linear-gradient(135deg, #1e3a5f 0%, #0a2540 100%);
    padding: 2rem 0; /* 5rem → 2rem に大幅に縮小し、より細い帯にする */
    text-align: center;
    color: var(--color-white);
    position: relative;
    overflow: hidden;
}



/* ========================================
   ビジョンステートメント
   ======================================== */

.vision-statement {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-white);
}

.vision-content {
    max-width: 1000px;
    margin: 3rem auto 0;
    text-align: center;
}

.vision-main-title {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 900;
    color: var(--color-text-dark);
    margin-bottom: 2rem;
    line-height: 1.5;
    letter-spacing: 0.1em;
}

.vision-description {
    font-size: 1.05rem;
    line-height: 2;
    color: var(--color-text-dark);
    margin-bottom: 4rem;
}

.vision-pillars {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 3rem;
    margin-top: 4rem;
}

.vision-pillar {
    text-align: center;
    padding: 2.5rem 2rem;
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    transition: var(--transition-normal);
}

.vision-pillar:hover {
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
    border-color: var(--color-primary);
    transform: translateY(-5px);
}

.pillar-icon {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
}

.pillar-title {
    font-family: var(--font-serif);
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 1rem;
}

.pillar-description {
    font-size: 0.9rem;
    line-height: 1.8;
    color: var(--color-text-dark);
    text-align: left;
}

/* ========================================
   ストーリーセクション
   ======================================== */

.company-story {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-light-gray);
}

.story-intro {
    max-width: 900px;
    margin: 3rem auto 5rem;
    text-align: center;
}

.story-intro .lead-text {
    font-size: 1.05rem;
    line-height: 2;
    color: var(--color-text-dark);
}

/* ストーリーチャプター */
.story-chapter {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    margin-bottom: 6rem;
    align-items: center;
}

.story-chapter.reverse {
    direction: rtl;
}

.story-chapter.reverse > * {
    direction: ltr;
}

.chapter-content {
    background-color: var(--color-white);
    padding: 3rem;
    border: 1px solid var(--color-border);
    position: relative;
}

.chapter-number {
    font-family: var(--font-serif);
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--color-primary);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: 1rem;
}

.chapter-title {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 900;
    color: var(--color-text-dark);
    margin-bottom: 0.5rem;
    letter-spacing: 0.05em;
}

.chapter-subtitle {
    font-size: 1rem;
    color: var(--color-text-gray);
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 2px solid var(--color-primary);
}

.chapter-text {
    font-size: 0.95rem;
    line-height: 1.9;
    color: var(--color-text-dark);
}

.chapter-text p {
    margin-bottom: 1.5rem;
}

.chapter-text p:last-child {
    margin-bottom: 0;
}

.highlight-text {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1.8;
    padding: 1.5rem 0;
    margin: 2rem 0;
    border-top: 2px solid var(--color-primary);
    border-bottom: 2px solid var(--color-primary);
    text-align: center;
    font-style: italic;
}

.chapter-image {
    height: 450px;
    background-size: cover;
    background-position: center;
    border: 1px solid var(--color-border);
    position: relative;
    overflow: hidden;
}

.chapter-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, rgba(0,0,0,0), rgba(0,0,0,0.2));
}

.chapter-image.chapter1 {
    background: url('images/vision_kyousyujo.jpg') center/cover;
}

.chapter-image.chapter2 {
    background: url('images/vision_gyoko.png') center/cover;
}

.chapter-image.chapter3 {
    background: url('images/vision_takasago.jpg') center/cover;
}

.chapter-image.chapter4 {
    background: url('images/vision_gibie.jpg') center/cover;
}

.chapter-image.chapter5 {
    background: url('images/vision_yachimata.jpg') center/cover;
}

/* ========================================
   私たちの約束
   ======================================== */

.our-promise {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, #1e3a5f 0%, #0a2540 100%);
    color: var(--color-white);
}

.section-subtitle-white {
    text-align: center;
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.95rem;
    margin-bottom: 3rem;
    letter-spacing: 0.05em;
}

.promise-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2.5rem;
    margin-top: 3rem;
}

.promise-item {
    background-color: rgba(255, 255, 255, 0.1);
    padding: 2.5rem 2rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    transition: var(--transition-normal);
}

.promise-item:hover {
    background-color: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.4);
    transform: translateY(-5px);
}

.promise-number {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--color-accent);
    margin-bottom: 1rem;
    opacity: 0.8;
}

.promise-title {
    font-family: var(--font-serif);
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.promise-description {
    font-size: 0.9rem;
    line-height: 1.8;
    opacity: 0.95;
}

/* ========================================
   代表メッセージ
   ======================================== */

.president-message {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-white);
}

.message-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    margin-top: 3rem;
    align-items: start;
}

.message-text {
    background-color: var(--color-off-white);
    padding: 3rem;
    border: 1px solid var(--color-border);
}

.message-title {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--color-primary);
}

.message-paragraph {
    font-size: 0.95rem;
    line-height: 1.9;
    color: var(--color-text-dark);
    margin-bottom: 1.5rem;
    text-align: justify;
}

.message-paragraph:last-of-type {
    margin-bottom: 3rem;
}

.message-signature {
    font-family: var(--font-serif);
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-text-dark);
    text-align: right;
    padding-top: 2rem;
    border-top: 1px solid var(--color-border);
}

.message-image {
    position: sticky;
    top: 120px;
}

.president-photo {
    width: 100%;
    height: 500px;
    background: linear-gradient(to bottom, rgba(0,0,0,0.1), rgba(0,0,0,0.3)),
                url('https://images.unsplash.com/photo-1507003211169-0a1dd7228f2d?w=600') center/cover;
    border: 1px solid var(--color-border);
}

/* ========================================
   これからの挑戦
   ======================================== */

.future-vision {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-light-gray);
}

.future-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2.5rem;
    margin-top: 3rem;
}

.future-item {
    background-color: var(--color-white);
    padding: 2.5rem 2rem;
    border: 1px solid var(--color-border);
    text-align: center;
    transition: var(--transition-normal);
}

.future-item:hover {
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
    border-color: var(--color-primary);
    transform: translateY(-5px);
}

.future-icon {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
}

.future-title {
    font-family: var(--font-serif);
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--color-text-dark);
    margin-bottom: 1rem;
}

.future-description {
    font-size: 0.9rem;
    line-height: 1.8;
    color: var(--color-text-dark);
}

/* ========================================
   レスポンシブデザイン
   ======================================== */

@media (max-width: 1024px) {
    .story-chapter {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .story-chapter.reverse {
        direction: ltr;
    }
    
    .chapter-image {
        height: 350px;
    }
    
    .message-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .message-image {
        position: relative;
        top: 0;
    }
    
    .president-photo {
        height: 400px;
    }
}

@media (max-width: 768px) {
    .vision-pillars {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .chapter-content {
        padding: 2rem 1.5rem;
    }
    
    .chapter-title {
        font-size: 1.6rem;
    }
    
    .chapter-image {
        height: 300px;
    }
    
    .story-chapter {
        margin-bottom: 4rem;
    }
    
    .promise-grid {
        grid-template-columns: 1fr;
    }
    
    .message-text {
        padding: 2rem 1.5rem;
    }
    
    .future-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .vision-main-title {
        font-size: 1.8rem;
    }
    
    .chapter-title {
        font-size: 1.4rem;
    }
    
    .chapter-text {
        font-size: 0.9rem;
    }
    
    .highlight-text {
        font-size: 1rem;
        padding: 1rem 0;
        margin: 1.5rem 0;
    }
    
    .chapter-image {
        height: 250px;
    }
    
    .president-photo {
        height: 350px;
    }
}

/* ========================================
   アニメーション
   ======================================== */

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.story-chapter {
    animation: fadeInUp 0.8s ease both;
}

.story-chapter:nth-child(2) {
    animation-delay: 0.1s;
}

.story-chapter:nth-child(3) {
    animation-delay: 0.2s;
}

.story-chapter:nth-child(4) {
    animation-delay: 0.3s;
}

.story-chapter:nth-child(5) {
    animation-delay: 0.4s;
}