/* =============================================================================
   経営理念・ミッション・ビジョン - コーポレート・プレミアムデザイン
   ============================================================================= */

/* -----------------------------------------------------------------------------
   経営理念セクション
   ----------------------------------------------------------------------------- */
.philosophy-section-premium {
    background: #FFFFFF;
    padding: 120px 0;
    position: relative;
}

/* 背景画像付きバージョン */
.philosophy-section-premium.philosophy-with-bg {
    background-image: url('../images/hero-sakura-street.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    position: relative;
}

.philosophy-section-premium.philosophy-with-bg::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.92);
    z-index: 1;
}

.philosophy-section-premium.philosophy-with-bg .container {
    position: relative;
    z-index: 2;
}

/* ヘッダー */
.philosophy-header-premium {
    text-align: center;
    margin-bottom: 80px;
}

.section-label-premium {
    font-family: 'Inter', sans-serif;
    font-size: 0.85rem;
    font-weight: 600;
    color: #D4AF37;
    letter-spacing: 0.25em;
    margin-bottom: 15px;
    text-transform: uppercase;
}

.section-title-premium {
    font-family: 'Noto Sans JP', sans-serif;
    font-size: 3rem;
    font-weight: 700;
    color: #0D2C54;
    margin-bottom: 0;
    letter-spacing: 0.05em;
}

/* メインコンテンツ */
.philosophy-main-premium {
    text-align: center;
    max-width: 900px;
    margin: 0 auto 100px;
    padding: 0 20px;
}

.philosophy-text-premium-ja {
    font-family: 'Noto Sans JP', sans-serif;
    font-size: 1.8rem;
    font-weight: 500;
    color: #0D2C54;
    line-height: 1.9;
    margin-bottom: 2.5rem;
    letter-spacing: 0.03em;
}

.philosophy-text-premium-en {
    font-family: 'Inter', sans-serif;
    font-size: 1.05rem;
    font-weight: 400;
    color: #777;
    line-height: 1.8;
    letter-spacing: 0.02em;
}

/* カードグリッド */
.philosophy-cards-premium {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 35px;
    max-width: 1500px;
    margin: 0 auto;
    padding: 0 40px;
}

.philosophy-card-premium {
    background: #FFFFFF;
    padding: 50px 25px;
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
    text-align: center;
    border: 1px solid rgba(212, 175, 55, 0.15);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.philosophy-card-premium::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(to right, #D4AF37, #FFD700);
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

.philosophy-card-premium:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px rgba(212, 175, 55, 0.2);
    border-color: #D4AF37;
}

.philosophy-card-premium:hover::before {
    transform: scaleX(1);
}

.card-icon-premium {
    margin-bottom: 30px;
    display: flex;
    justify-content: center;
}

.card-icon-premium svg {
    filter: drop-shadow(0 4px 8px rgba(212, 175, 55, 0.2));
    transition: transform 0.4s ease;
}

.philosophy-card-premium:hover .card-icon-premium svg {
    transform: scale(1.1);
}

.card-title-premium {
    font-family: 'Noto Sans JP', sans-serif;
    font-size: 1.25rem;
    font-weight: 700;
    color: #0D2C54;
    margin-bottom: 25px;
    letter-spacing: 0.01em;
    white-space: nowrap;
    text-align: center;
}

.card-text-premium {
    font-family: 'Noto Sans JP', sans-serif;
    font-size: 1rem;
    line-height: 1.85;
    color: #555;
    letter-spacing: 0.02em;
}

/* -----------------------------------------------------------------------------
   ミッション・ビジョンセクション
   ----------------------------------------------------------------------------- */
.mission-vision-section-premium {
    background: linear-gradient(to bottom, #FAFAFA 0%, #FFFFFF 100%);
    padding: 120px 0;
}

.mv-grid-premium {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 50px;
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 20px;
}

.mv-card-premium {
    background: #FFFFFF;
    padding: 60px 50px;
    border-radius: 20px;
    box-shadow: 0 10px 50px rgba(0, 0, 0, 0.08);
    border: 1px solid rgba(212, 175, 55, 0.12);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.mv-card-premium::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(212, 175, 55, 0.05) 0%, transparent 70%);
    transition: transform 0.6s ease;
    pointer-events: none;
}

.mv-card-premium:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 70px rgba(212, 175, 55, 0.15);
    border-color: #D4AF37;
}

.mv-card-premium:hover::after {
    transform: translate(-25%, -25%);
}

.mv-card-icon-premium {
    margin-bottom: 30px;
    display: flex;
    justify-content: center;
}

.mv-icon-gradient {
    filter: drop-shadow(0 8px 16px rgba(212, 175, 55, 0.25));
    transition: transform 0.4s ease;
}

.mv-card-premium:hover .mv-icon-gradient {
    transform: scale(1.08) rotate(5deg);
}

.mv-card-label-premium {
    font-family: 'Inter', sans-serif;
    font-size: 0.8rem;
    font-weight: 600;
    color: #D4AF37;
    letter-spacing: 0.25em;
    margin-bottom: 10px;
    text-transform: uppercase;
}

.mv-card-title-premium {
    font-family: 'Noto Sans JP', sans-serif;
    font-size: 2rem;
    font-weight: 700;
    color: #0D2C54;
    margin-bottom: 15px;
    letter-spacing: 0.03em;
}

.mv-card-tagline-premium {
    font-family: 'Noto Sans JP', sans-serif;
    font-size: 1.3rem;
    font-weight: 500;
    color: #D4AF37;
    margin-bottom: 30px;
    letter-spacing: 0.02em;
    line-height: 1.6;
}

.mv-card-text-premium {
    font-family: 'Noto Sans JP', sans-serif;
    font-size: 1.05rem;
    line-height: 1.9;
    color: #555;
    letter-spacing: 0.02em;
}

/* ビジョンの3つの柱 */
.vision-items-premium {
    margin-top: 40px;
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.vision-item-premium {
    display: flex;
    gap: 20px;
    align-items: flex-start;
    padding: 20px;
    background: #FAFAFA;
    border-radius: 12px;
    border-left: 3px solid #D4AF37;
    transition: all 0.3s ease;
}

.vision-item-premium:hover {
    background: #F5F5F5;
    transform: translateX(5px);
}

.vision-item-icon {
    flex-shrink: 0;
}

.icon-circle-premium {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: linear-gradient(135deg, #D4AF37, #FFD700);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Inter', sans-serif;
    font-size: 1.2rem;
    font-weight: 700;
    box-shadow: 0 4px 12px rgba(212, 175, 55, 0.3);
}

.vision-item-content h5 {
    font-family: 'Noto Sans JP', sans-serif;
    font-size: 1.15rem;
    font-weight: 700;
    color: #0D2C54;
    margin-bottom: 8px;
    letter-spacing: 0.02em;
}

.vision-item-content p {
    font-family: 'Noto Sans JP', sans-serif;
    font-size: 0.95rem;
    line-height: 1.75;
    color: #666;
    letter-spacing: 0.02em;
    margin: 0;
}

/* -----------------------------------------------------------------------------
   レスポンシブデザイン
   ----------------------------------------------------------------------------- */
@media (max-width: 1400px) {
    .philosophy-cards-premium {
        max-width: 1300px;
        gap: 25px;
    }
    
    .card-title-premium {
        font-size: 1.15rem;
    }
}

@media (max-width: 1200px) {
    .philosophy-cards-premium {
        max-width: 1100px;
        gap: 20px;
        padding: 0 30px;
    }
    
    .card-title-premium {
        font-size: 1.1rem;
        letter-spacing: 0;
    }
    
    .philosophy-card-premium {
        padding: 40px 20px;
    }
}

@media (max-width: 1024px) {
    .philosophy-section-premium,
    .mission-vision-section-premium {
        padding: 80px 0;
    }
    
    .philosophy-cards-premium {
        grid-template-columns: 1fr;
        gap: 30px;
        max-width: 700px;
        padding: 0 20px;
    }
    
    .card-title-premium {
        font-size: 1.4rem;
    }
    
    .philosophy-card-premium {
        padding: 40px 30px;
    }
    
    .mv-grid-premium {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .section-title-premium {
        font-size: 2.2rem;
    }
    
    .philosophy-text-premium-ja {
        font-size: 1.4rem;
    }
    
    .philosophy-text-premium-en {
        font-size: 0.95rem;
    }
    
    .philosophy-cards-premium {
        grid-template-columns: 1fr;
        gap: 25px;
    }
    
    .philosophy-card-premium {
        padding: 40px 30px;
    }
    
    .mv-card-premium {
        padding: 40px 30px;
    }
    
    .mv-card-title-premium {
        font-size: 1.6rem;
    }
    
    .mv-card-tagline-premium {
        font-size: 1.1rem;
    }
    
    .mv-grid-premium {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .philosophy-section-premium,
    .mission-vision-section-premium {
        padding: 60px 0;
    }
    
    .section-title-premium {
        font-size: 1.8rem;
    }
    
    .philosophy-text-premium-ja {
        font-size: 1.2rem;
    }
    
    .philosophy-card-premium {
        padding: 30px 20px;
        border-radius: 12px;
    }
    
    .mv-card-premium {
        padding: 30px 20px;
        border-radius: 16px;
    }
    
    .card-title-premium {
        font-size: 1.3rem;
    }
    
    .vision-item-premium {
        flex-direction: column;
        gap: 15px;
        padding: 15px;
    }
    
    .icon-circle-premium {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }
}