.care-article{margin-bottom:48px}.guide-hero{display:grid;grid-template-columns:minmax(0,1fr) 240px;gap:32px;align-items:center;padding:36px 40px;background:#eaf5f4;border:1px solid #d9e9e7;border-radius:20px}.guide-hero h1{max-width:790px;font-size:clamp(28px,3.4vw,44px);line-height:1.15;margin:14px 0 18px;letter-spacing:-.025em}.guide-lead{font-size:19px;line-height:1.55;max-width:640px}.guide-meta,.guide-source,.guide-hero figcaption{font-size:13px;color:#55666b;line-height:1.55}.guide-meta{margin-top:24px}.guide-hero figure{margin:0;text-align:center}.guide-hero img{object-fit:contain;max-width:100%;mix-blend-mode:multiply}.guide-hero figcaption{margin-top:8px}.guide-steps-nav{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:20px 0 34px}.guide-steps-nav a{display:flex;gap:12px;align-items:center;padding:16px 20px;background:#fff;border:1px solid #e0e5eb;border-radius:12px;font-weight:700}.guide-steps-nav span{display:grid;place-items:center;background:#e8f4f2;color:#1b655b;border-radius:50%;width:30px;height:30px;flex-shrink:0}.guide-layout{display:grid;grid-template-columns:minmax(0,760px) minmax(240px,1fr);gap:48px;align-items:start}.guide-body{font-size:17px;line-height:1.7}.guide-body h2{font-size:27px;line-height:1.25;margin:4px 0 18px;letter-spacing:-.01em}.guide-body h3{font-size:18px;line-height:1.4;margin:0 0 8px}.guide-body p{margin:12px 0}.guide-body section{margin:36px 0;scroll-margin-top:110px}.guide-body ol{padding-left:25px}.guide-body li{padding-left:7px;margin:10px 0}.guide-step-number{color:#35756b;font-weight:700;font-size:13px;text-transform:uppercase;letter-spacing:.06em}.guide-scope{color:#59636f;padding-bottom:8px}.guide-menu-case{background:#fff;border:1px solid #e0e5eb;border-radius:12px;padding:20px 24px;margin:14px 0}.guide-menu-case p{margin:0}.care-article kbd{font-family:inherit;font-size:.83em;font-weight:700;background:#f0f2f5;border:1px solid #d9dee4;border-bottom-width:2px;border-radius:4px;padding:2px 5px;white-space:normal;box-decoration-break:clone;-webkit-box-decoration-break:clone}.guide-note{padding:18px 22px;background:#fff3e5;border-left:3px solid #e7a056;border-radius:0 9px 9px 0}.guide-buy-card{background:#fff;border:1px solid #e0e5eb;border-radius:16px;padding:26px}.guide-buy-card h2{font-size:24px;line-height:1.25;margin:12px 0}.guide-buy-card p{line-height:1.6;color:#59636f}.guide-buy-card .primary{display:block;text-align:center;white-space:normal;margin:22px 0 16px}.guide-buy-card .text-link{display:block;font-size:14px}.guide-evidence{border-top:1px solid #dce3e7;margin-top:28px;padding-top:20px;font-size:14px;color:#59636f}.guide-evidence summary{cursor:pointer;font-weight:700;color:#343e48}.guide-next{padding:24px;background:#eaf5f4;border-radius:12px}.guide-index-header{margin:36px 0}.guide-index-header h1{font-size:36px;line-height:1.2;margin:12px 0}.guide-index-header p{font-size:18px;color:#59636f}.guide-index-grid{display:grid;gap:18px;margin-bottom:56px;max-width:940px}.guide-index-card{padding:28px;display:grid;grid-template-columns:160px minmax(0,1fr);gap:28px;align-items:center}.guide-index-card img{object-fit:contain;max-width:100%}.guide-index-card h2{font-size:25px;line-height:1.3}.guide-index-card p{line-height:1.6;color:#59636f}.guide-body a:not(.primary),.guide-hero figcaption a{text-decoration:underline;text-underline-offset:3px}
@media(max-width:900px){.guide-hero{padding:28px;grid-template-columns:minmax(0,1fr) 170px;gap:18px}.guide-hero img{width:160px;height:210px}.guide-layout{grid-template-columns:minmax(0,1fr);gap:0}.guide-sidebar{grid-row:2}.guide-buy-card{max-width:760px}.guide-buy-card .primary{display:inline-block}.guide-steps-nav a{padding:14px 12px;gap:8px}.guide-body section{scroll-margin-top:100px}}
@media(max-width:550px){.guide-hero{grid-template-columns:minmax(0,1fr);padding:24px 20px;gap:8px}.guide-hero h1{font-size:29px}.guide-hero figure{display:none}.guide-lead{font-size:17px}.guide-meta{margin-top:18px}.guide-steps-nav{gap:6px;margin:14px 0 22px}.guide-steps-nav a{font-size:12px;flex-direction:column;padding:12px 4px;text-align:center}.guide-body{font-size:16px}.guide-body h2{font-size:25px}.guide-menu-case{padding:18px}.guide-note{padding:16px}.guide-buy-card{padding:22px}.guide-buy-card .primary{display:block}.guide-index-header h1{font-size:30px}.guide-index-card{grid-template-columns:1fr;padding:22px;gap:12px}.guide-index-card>div:first-child{text-align:center}.guide-index-card img{height:130px}.guide-index-card h2{font-size:24px}}

.guide-table-wrap{overflow-x:auto;margin:20px 0}.guide-table{width:100%;border-collapse:collapse;text-align:left}.guide-table th,.guide-table td{padding:15px;border-bottom:1px solid #e1e4e8;vertical-align:top}.guide-table th{background:#f3f5f7;font-weight:650}.guide-table td:first-child{width:48%}

.guide-hero-toothbrush img{width:100%;height:260px;object-fit:contain}