.synergy{padding:var(--section-py) 0;background:var(--color-white);text-align:center}.synergy-title{font-family:var(--font-serif-jp);font-weight:700;font-size:clamp(30px,4.2vw,52px);line-height:1.5;color:var(--color-navy-deep);margin-bottom:36px}.synergy-text{font-size:15px;line-height:2;color:var(--color-gray-600);max-width:720px;margin:0 auto 64px}.synergy-pillars{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;max-width:1000px;margin:0 auto}.synergy-pillar{padding:36px 24px;background:var(--color-gray-50);border-top:2px solid var(--color-gold)}.synergy-pillar-num{font-family:var(--font-serif-en);font-style:italic;font-size:32px;color:var(--color-gold);margin-bottom:16px}.synergy-pillar h4{font-family:var(--font-serif-jp);font-weight:700;font-size:18px;color:var(--color-navy-deep);margin-bottom:12px}.synergy-pillar p{font-size:13px;line-height:1.8;color:var(--color-gray-600)}.biz-section{position:relative}.biz-hero{position:relative;height:56vh;min-height:420px;display:flex;align-items:center;color:var(--color-white);overflow:hidden}.biz-hero-bg{position:absolute;inset:0;background-size:cover;background-position:center}.biz-hero-overlay{position:absolute;inset:0;background:linear-gradient(110deg,#0f244780,#0a0e14d9)}.biz-hero-inner{position:relative;max-width:1280px;width:100%;margin:0 auto;padding:0 40px;z-index:2}.biz-number{font-family:var(--font-serif-en);font-style:italic;font-size:clamp(72px,12vw,180px);color:#ffffff26;line-height:1;position:absolute;top:-40px;right:40px;pointer-events:none}.biz-eyebrow{font-family:var(--font-en);font-size:12px;font-weight:600;letter-spacing:.28em;color:var(--color-gold);margin-bottom:24px;text-transform:uppercase}.biz-title{font-family:var(--font-serif-jp);font-weight:500;font-size:clamp(36px,5.5vw,64px);line-height:1.3;color:var(--color-white);margin-bottom:16px;letter-spacing:.04em}.biz-title-en{font-family:var(--font-serif-en);font-style:italic;font-size:22px;color:#fff9;margin-bottom:24px}.biz-body{padding:var(--section-py-compact) 0;background:var(--color-white)}.biz-body.is-dark{background:var(--color-gray-50)}.biz-body-inner{max-width:1100px;margin:0 auto;padding:0 40px}.biz-lead{font-family:var(--font-serif-jp);font-weight:500;font-size:clamp(22px,2.4vw,32px);line-height:1.7;color:var(--color-navy-deep);margin-bottom:48px;letter-spacing:.03em;max-width:880px}.biz-description{font-size:15px;line-height:2;color:var(--color-gray-800);max-width:800px;margin-bottom:64px}.biz-services{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;margin-bottom:64px}.biz-service{padding:32px;background:var(--color-white);border:1px solid var(--color-gray-100);transition:all var(--transition-smooth)}.biz-body.is-dark .biz-service{background:var(--color-white)}.biz-service:hover{border-color:var(--color-gold);box-shadow:var(--shadow-md);transform:translateY(-4px)}.biz-service-eyebrow{font-family:var(--font-en);font-size:10px;letter-spacing:.24em;font-weight:600;color:var(--color-gold);margin-bottom:12px;text-transform:uppercase}.biz-service-title{font-family:var(--font-serif-jp);font-weight:700;font-size:18px;color:var(--color-navy-deep);margin-bottom:14px}.biz-service-text{font-size:13px;line-height:1.9;color:var(--color-gray-600)}.biz-category{margin-bottom:56px}.biz-category-title{font-family:var(--font-serif-jp);font-weight:700;font-size:22px;color:var(--color-navy-deep);margin-bottom:24px;padding-bottom:16px;border-bottom:1px solid var(--color-gray-200);display:flex;align-items:baseline;gap:16px}.biz-category-en{font-family:var(--font-en);font-size:11px;font-weight:600;letter-spacing:.24em;color:var(--color-gold);text-transform:uppercase}.biz-tags{display:flex;flex-wrap:wrap;gap:10px}.biz-tag{padding:10px 18px;background:var(--color-gray-50);font-size:13px;color:var(--color-navy-deep);letter-spacing:.04em;border-radius:2px}.biz-body.is-dark .biz-tag{background:var(--color-white)}.biz-energy .biz-hero-bg{background-image:linear-gradient(110deg,#0f24474d,#0a0e14b3),url(/images/business/business-energy.jpg),linear-gradient(135deg,#1a4d2e,#0f2447)}.biz-renovation .biz-hero-bg{background-image:linear-gradient(110deg,#0f24474d,#0a0e14b3),url(/images/business/business-renovation.jpg),linear-gradient(135deg,#b8956a,#0f2447)}.biz-realestate .biz-hero-bg{background-image:linear-gradient(110deg,#0f24474d,#0a0e14b3),url(/images/business/business-realestate.jpg),linear-gradient(135deg,#2d4373,#0f2447)}@media(max-width:960px){.synergy{padding:80px 0}.synergy-pillars{grid-template-columns:1fr;gap:16px}.biz-hero{height:50vh;min-height:360px}.biz-body{padding:64px 0}.biz-body-inner{padding:0 24px}.biz-services{grid-template-columns:1fr;gap:16px}.biz-service{padding:24px}.biz-category-title{font-size:18px;flex-direction:column;align-items:flex-start;gap:6px}}@media(min-width:641px)and (max-width:960px){.synergy-pillars{grid-template-columns:repeat(2,1fr);gap:20px}.synergy-pillars>:last-child{grid-column:1 / -1;max-width:calc(50% - 10px);margin:0 auto}.biz-services{grid-template-columns:repeat(2,1fr);gap:20px}.biz-hero{height:56vh}}