:root{--bt-ink:#343532;--bt-sage:#69715e;--bt-sage-deep:#4d5847;--bt-peach:#f0dfd5;--bt-paper:#fbfaf8;--bt-mist:#f1efeb;--bt-line:#d8d4cc;--bt-serif:"Hiragino Mincho ProN","Yu Mincho",YuMincho,serif;--bt-sans:-apple-system,BlinkMacSystemFont,"Hiragino Kaku Gothic ProN","Yu Gothic",YuGothic,Meiryo,sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bt-paper);color:var(--bt-ink);font:16px/1.9 var(--bt-sans)}a{color:inherit}img{max-width:100%;height:auto}.bt-shell{width:min(1200px,calc(100% - 40px));margin-inline:auto}.bt-main{overflow:hidden}.bt-eyebrow{margin:0 0 12px;color:var(--bt-sage);font-size:.73rem;font-weight:700;letter-spacing:.15em}
.bt-site-header{position:relative;z-index:20;background:rgba(255,255,255,.94);border-bottom:1px solid rgba(105,113,94,.14)}.bt-site-header__inner{display:flex;min-height:80px;align-items:center;justify-content:space-between;gap:24px}.bt-site-header__brand{font-family:var(--bt-serif);font-size:1.1rem;letter-spacing:.1em;text-decoration:none}.bt-site-nav ul{display:flex;gap:22px;align-items:center;margin:0;padding:0;list-style:none}.bt-site-nav a{font-size:.82rem;text-decoration:none}.bt-site-footer{padding:60px 0;background:#fff;border-top:1px solid var(--bt-line)}.bt-site-footer__inner{display:flex;align-items:flex-start;justify-content:space-between;gap:32px}.bt-site-footer__brand{font-family:var(--bt-serif);letter-spacing:.08em}.bt-site-footer p{margin:0;color:#5e615a;font-size:.82rem}
.bt-hero{padding:72px 0;background:linear-gradient(114deg,#f8f6f1,#f3ede7)}.bt-hero__inner{display:grid;grid-template-columns:minmax(0,1fr) minmax(340px,46%);gap:64px;align-items:center}.bt-hero h1,.bt-section h2,.bt-entry h1,.bt-card-grid h3,.bt-clinic-grid h3{font-family:var(--bt-serif);font-weight:400;letter-spacing:.08em;line-height:1.45}.bt-hero h1{margin:0;font-size:clamp(2.3rem,4.2vw,4.25rem)}.bt-hero__copy>p:last-child{max-width:36rem;margin:28px 0 0;color:#5e615a}.bt-hero__media{min-height:390px;overflow:hidden;border-radius:42% 42% 2.2rem 2.2rem}.bt-hero__media img{width:100%;height:390px;object-fit:cover}
.bt-section{padding:104px 0}.bt-section--muted{background:var(--bt-mist)}.bt-section--peach{background:var(--bt-peach)}.bt-section h2{max-width:700px;margin:0 0 24px;font-size:clamp(1.9rem,3vw,3.1rem)}.bt-section__lead{max-width:750px;margin:0 0 34px;color:#555a52}.bt-button{display:inline-flex;min-height:52px;align-items:center;justify-content:space-between;gap:28px;padding:12px 22px;border-radius:999px;background:var(--bt-sage);color:#fff;text-decoration:none;font-size:.94rem;transition:background .2s ease,transform .2s ease}.bt-button:hover,.bt-button:focus-visible{background:var(--bt-sage-deep);transform:translateY(-2px)}.bt-button--light{border:1px solid var(--bt-sage);background:transparent;color:var(--bt-ink)}.bt-button--light:hover,.bt-button--light:focus-visible{color:#fff}
.bt-topic-grid,.bt-clinic-grid,.bt-card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.bt-topic-grid a,.bt-card-grid article,.bt-clinic-grid article{border:1px solid rgba(105,113,94,.22);border-radius:1.55rem;background:#fff}.bt-topic-grid a{display:flex;min-height:145px;align-items:end;justify-content:space-between;padding:24px;text-decoration:none;font-family:var(--bt-serif);font-size:1.22rem}.bt-card-grid article a{display:block;min-height:214px;padding:24px;text-decoration:none}.bt-card-grid p{margin:0;color:var(--bt-sage);font-size:.8rem}.bt-card-grid h3{margin:22px 0;font-size:1.25rem}.bt-clinic-grid{grid-template-columns:repeat(2,1fr)}.bt-clinic-grid article{padding:32px}.bt-clinic-grid h3{margin:0 0 12px;font-size:1.55rem}.bt-clinic-grid p{min-height:3.8em;margin:0 0 24px}.bt-pagination{margin-top:40px}.bt-pagination .page-numbers{display:inline-flex;min-width:42px;min-height:42px;align-items:center;justify-content:center;margin-right:8px;border:1px solid var(--bt-line);border-radius:50%;text-decoration:none}.bt-pagination .current{background:var(--bt-sage);color:#fff}
.bt-entry{padding-top:80px}.bt-entry header{max-width:900px;padding-bottom:48px;border-bottom:1px solid var(--bt-line)}.bt-entry h1{margin:0;font-size:clamp(2rem,4vw,3.75rem)}.bt-entry__content{max-width:820px;padding:64px 0 96px}.bt-entry__content h2{margin-top:3.2em;font-family:var(--bt-serif);font-size:1.7rem;line-height:1.5}.bt-entry__content img{border-radius:1rem}.bt-entry__content table{max-width:100%;border-collapse:collapse}.bt-entry__content th,.bt-entry__content td{padding:12px;border:1px solid var(--bt-line)}.bt-notice{max-width:780px;padding:28px;border-radius:1.4rem;background:#fff}.bt-notice p{margin-top:0}.bt-empty{padding:32px;background:#fff;border-radius:1rem}
@media(max-width:767px){body{font-size:15px}.bt-shell{width:calc(100% - 40px)}.bt-hero{padding:0 0 60px}.bt-hero__inner{display:flex;flex-direction:column-reverse;width:100%;gap:0}.bt-hero__copy{width:calc(100% - 40px);margin:34px auto 0}.bt-hero h1{font-size:2.15rem}.bt-hero__media{width:100%;min-height:270px;border-radius:0}.bt-hero__media img{height:270px}.bt-section{padding:68px 0}.bt-section h2{font-size:1.85rem}.bt-topic-grid,.bt-card-grid,.bt-clinic-grid{grid-template-columns:1fr}.bt-topic-grid a{min-height:96px}.bt-card-grid article a{min-height:170px}.bt-entry{padding-top:48px}.bt-entry__content{padding:42px 0 64px;overflow-wrap:anywhere}.bt-entry__content h2{font-size:1.5rem}.bt-entry__content table{display:block;overflow-x:auto}.bt-fixed-cta{position:fixed;right:0;bottom:0;left:0;z-index:30;display:grid;grid-template-columns:1fr 1fr;gap:1px;padding:10px 20px;background:rgba(255,255,255,.94);box-shadow:0 -4px 18px rgba(50,53,50,.1)}.bt-fixed-cta .bt-button{min-height:48px;padding:8px 14px;font-size:.82rem}.bt-site-footer{padding-bottom:88px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.bt-button{transition:none}.bt-button:hover,.bt-button:focus-visible{transform:none}}