/* v55: official unchanged assets. No recolouring, filter, rounding or logo animation. */
.header-social-v55,.mobile-social-strip-v55{align-items:center;gap:5px}.header-social-v55{display:flex;grid-column:1/-1;justify-content:flex-end}.mobile-social-strip-v55{display:none}.brand-link-v55{display:inline-flex;align-items:center;justify-content:center;min-width:44px;min-height:44px;color:#694832;text-decoration:none}.brand-clear-v55{display:inline-flex;align-items:center;justify-content:center;flex:none;padding:16px}.brand-logo-v55{display:block;width:32px;height:32px;max-width:none;object-fit:contain;transform:none!important;filter:none!important;box-shadow:none!important;border-radius:0!important;transition:none!important;animation:none!important}.brand-logo-v55[data-brand=line]{width:24px;height:24px}.brand-logo-v55[data-brand=youtube]{width:auto;height:100px}.youtube-word-v55{font:500 13px/1.4 var(--font-sans,"Noto Sans JP",sans-serif);padding:8px}.youtube-mobile-word-v55{display:none}.line-link-v55:hover,.line-link-v55:focus-visible{transform:none!important;filter:none!important;box-shadow:none!important}.brand-link-v55:focus-visible,.social-card-v55:focus-visible,.hours-link-v55:focus-visible,.arrival-hours-card-v55:focus-visible{outline:2px solid #694832;outline-offset:3px}.arrival-links-v55{display:flex;gap:12px;margin-bottom:16px;flex-wrap:wrap}.hours-link-v55{display:inline-flex;align-items:center;min-height:44px;color:#694832;font-weight:600;line-height:1.6}.footer-hours-link-v55{display:block;margin-top:12px}.arrival-hours-card-v55{display:flex;align-items:center;justify-content:center;min-height:56px;padding:14px 20px;margin:20px 0;background:#eee8df;border:1px solid #e1d5c5;border-radius:8px;color:#694832;font-weight:600}.home-social-section{padding:24px 0!important}.home-social-section h2{margin:0 0 16px;font:500 21px/1.5 var(--font-serif,"Noto Serif JP",serif)}.social-grid-v55{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.social-card-v55{display:flex;align-items:center;justify-content:center;gap:12px;padding:14px;background:#eee8df;border:1px solid #e1d5c5;border-radius:8px;color:#2b2622;text-decoration:none;min-height:128px}.social-card-v55 .brand-clear-v55{padding:20px}.social-card-v55 .brand-logo-v55[data-brand=youtube]{height:100px}.social-card-v55.youtube-link-v55 .brand-clear-v55{padding:32px 42px}.social-copy-v55{display:flex;flex-direction:column;gap:6px;min-width:0}.social-copy-v55 strong{font-size:17px;font-weight:500}.social-copy-v55>span{font-size:13px;line-height:1.7}.rheumatology-doctors-link-v55{display:inline-flex;align-items:center;min-height:44px;color:#694832;border-bottom:1px solid #bda68c;margin:6px 0 16px}.menu-social-banner .brand-clear-v55{padding:16px}.menu-social-banner .brand-logo-v55{width:32px;height:32px}.footer-social .brand-clear-v55{padding:16px}.youtube-link-v55 svg{display:none}.line-link-v55 .brand-clear-v55{padding:12px}
@media(max-width:1000px){.header-social-v55{display:none}.mobile-social-strip-v55{display:flex;justify-content:center;position:relative;margin-top:62px;background:#eee8df;border-bottom:1px solid #e1d5c5;min-height:84px;gap:12px}.mobile-social-strip-v55 .brand-clear-v55{padding:20px}.mobile-social-strip-v55 .brand-logo-v55{width:40px;height:40px}.mobile-social-strip-v55 .youtube-word-v55{font-size:14px;white-space:nowrap}.brand-logo-v55[data-brand=line]{width:40px;height:40px}.menu-social-banner .brand-logo-v55,.footer-social .brand-logo-v55{width:40px;height:40px}.social-grid-v55{grid-template-columns:1fr;gap:8px}.social-card-v55{justify-content:flex-start;min-height:84px;padding:8px 16px}.social-card-v55 .brand-clear-v55{padding:16px}.social-card-v55 .brand-logo-v55{width:40px;height:40px}.social-card-v55.youtube-link-v55 .brand-clear-v55{display:none}.youtube-mobile-word-v55{display:block;min-width:72px;padding:12px 0;font-size:17px}.social-copy-v55 strong{font-size:15px}.social-copy-v55>span{font-size:12px}.home-social-section h2{font-size:18px;margin-bottom:10px}.home-social-section{padding:16px 0!important}.line-link-v55 .brand-clear-v55{padding:20px}.arrival-links-v55{flex-direction:column;gap:4px}.arrival-hours-card-v55{font-size:14px;line-height:1.7;margin:16px 0}.footer-hours-link-v55{padding:10px 12px;border:1px solid #e1d5c5;border-radius:6px;background:#eee8df}}
@media(prefers-reduced-motion:reduce){.brand-link-v55,.social-card-v55,.brand-logo-v55{transition:none!important;animation:none!important}}

/* v57 owner-specified compact official YouTube header icon. */
.header-social-v55 .youtube-word-v55{display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:8px}
.header-social-v55 .header-youtube-icon-v57{width:40px!important;height:auto!important;max-height:40px;object-fit:contain;flex:none}

@media(max-width:1000px){.mobile-social-strip-v55{margin-top:0;min-height:64px;gap:10px}.mobile-social-strip-v55 .brand-clear-v55,.mobile-social-strip-v55 .line-link-v55 .brand-clear-v55{padding:12px}.mobile-social-strip-v55 .youtube-word-v55{display:inline-flex;align-items:center;gap:6px;padding:10px 4px}.mobile-social-strip-v55 .header-youtube-icon-v57{width:40px!important;height:auto!important;max-height:40px;object-fit:contain}}