:root { color-scheme: light; font-family: Arial, Helvetica, sans-serif; color: #172033; background: #f5f7fb; }
body { margin: 0; }
a { color: #1456a0; }
.page, .index { max-width: 920px; margin: 0 auto; padding: 32px 18px 52px; }
.back { display: inline-block; margin-bottom: 18px; text-decoration: none; font-size: 14px; }
.hero { display: grid; grid-template-columns: 190px 1fr; gap: 24px; align-items: center; padding: 24px 0 20px; border-bottom: 1px solid #d9e0ec; }
.logo-card { display: flex; align-items: center; justify-content: center; min-height: 118px; border: 1px solid #d9e0ec; border-radius: 8px; background: #fff; padding: 18px; }
.logo-card img { max-width: 100%; max-height: 118px; object-fit: contain; }
.eyebrow { margin: 0 0 8px; color: #65728a; font-size: 13px; text-transform: uppercase; letter-spacing: .08em; }
h1 { margin: 0; font-size: clamp(28px, 4vw, 44px); line-height: 1.08; color: #111827; }
.summary { color: #4d5b70; }
.content { margin-top: 28px; font-size: 18px; line-height: 1.68; background: #fff; border: 1px solid #d9e0ec; border-radius: 8px; padding: 24px; }
.official { margin-top: 24px; font-size: 17px; font-weight: 700; }
.brand-list { display: grid; gap: 10px; padding-left: 24px; }
.brand-list li { background: #fff; border: 1px solid #d9e0ec; border-radius: 8px; padding: 12px 14px; }
.brand-list a { font-weight: 700; margin-right: 12px; }
.brand-list span { color: #4d5b70; }
@media (max-width: 680px) { .hero { grid-template-columns: 1fr; } .content { font-size: 16px; padding: 18px; } }