.gum-hero{background:#f5f4ed;padding:95px 0 80px}.gum-hero h1{font-size:clamp(34px,5vw,56px);line-height:1.3;color:#24483f}.gum-hero p{font-size:18px;line-height:1.9;max-width:700px}.gum-tag{color:#648477;letter-spacing:3px;font-size:13px}.gum-section{padding:75px 0}.gum-section h2{font-size:clamp(27px,4vw,38px);color:#24483f}.gum-section p,.gum-section li{line-height:1.9}.gum-box{background:#f5f7f2;border-radius:18px;padding:30px;margin:20px 0}.gum-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:30px}.gum-step{background:#fff;border:1px solid #e2e9e2;border-radius:16px;padding:25px}.gum-step strong{display:block;color:#24483f;margin-bottom:12px}.gum-cta{background:#24483f;color:white;padding:65px 0;text-align:center}.gum-cta h2{color:white}.gum-cta a{display:inline-block;background:#fff;color:#24483f;padding:14px 24px;border-radius:8px;text-decoration:none;font-weight:bold}@media(max-width:720px){.gum-steps{grid-template-columns:1fr}.gum-hero{padding:65px 0}.gum-section{padding:50px 0}}

/* Improve small-screen readability of periodontal treatment steps. */
.gum-section p,.gum-section li,.care-extra p,.care-extra li{word-break:keep-all;overflow-wrap:anywhere}
.gum-box,.gum-step,.care-tile{min-width:0;overflow-wrap:anywhere}
@media(max-width:600px){.gum-hero h1{font-size:clamp(28px,7.5vw,38px);line-height:1.4}.gum-hero p{font-size:16px;line-height:1.85}.gum-section h2{font-size:clamp(23px,6vw,30px);line-height:1.45}.gum-section p,.gum-section li,.care-extra p,.care-extra li{font-size:16px;line-height:1.85}.gum-box{padding:20px 18px}.gum-step,.care-tile{padding:18px}.gum-cta{padding:46px 18px}}

/* FAQ: touch-friendly disclosure controls on small screens. */
section[aria-label$="자주 묻는 질문"] summary{list-style-position:outside;min-height:48px;padding:10px 6px;word-break:keep-all;overflow-wrap:anywhere}
section[aria-label$="자주 묻는 질문"] summary:focus-visible{outline:3px solid #287d60;outline-offset:3px;border-radius:4px}
section[aria-label$="자주 묻는 질문"] details p{word-break:keep-all;overflow-wrap:anywhere}
@media(max-width:600px){section[aria-label$="자주 묻는 질문"] .wrap{padding-left:18px;padding-right:18px}section[aria-label$="자주 묻는 질문"] summary{font-size:16px;line-height:1.7}}
@media(max-width:600px){header .nav{display:flex;flex-wrap:wrap;align-items:center;gap:8px 14px;padding-top:12px;padding-bottom:12px}header .navlinks{display:flex;flex-wrap:wrap;align-items:center;gap:4px 12px;width:100%}header .navlinks a{display:inline-flex;align-items:center;min-height:44px;padding:5px 0;line-height:1.4;font-size:14px;word-break:keep-all}header .logo{line-height:1.5}}



.care-extra{padding:65px 22px;background:#f7f8f3;color:#263f36}.care-extra:nth-of-type(even){background:#fff}.care-extra .care-inner{max-width:1050px;margin:auto}.care-extra h2{color:#285447;font-size:clamp(25px,3.5vw,34px);line-height:1.35}.care-extra p,.care-extra li{font-size:16px;line-height:1.9}.care-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-top:24px}.care-tile{background:#fff;border:1px solid #dce6df;border-radius:16px;padding:24px;box-shadow:0 5px 20px #153d3110}.care-tile b{display:block;color:#285447;font-size:18px;margin-bottom:8px}.care-diagram{display:flex;align-items:center;justify-content:space-around;gap:12px;background:#e9f0e8;border-radius:18px;padding:30px 16px;margin:22px 0;flex-wrap:wrap}.care-diagram .phase{background:#fff;border:2px solid #9cb8a8;border-radius:16px;min-width:145px;max-width:240px;flex:1;padding:20px;text-align:center;line-height:1.7}.care-diagram .phase strong{display:block;color:#285447}.care-diagram .arrow{font-size:28px;color:#477968}.care-note{background:#eef4ef;border-left:4px solid #285447;padding:18px 22px;border-radius:8px;line-height:1.8}@media(max-width:720px){.care-grid{grid-template-columns:1fr}.care-extra{padding:45px 18px}.care-diagram .arrow{font-size:19px}}


.page-skip-link{position:absolute;left:12px;top:-100px;z-index:9999;padding:10px 14px;background:#fff;color:#103e34;border:2px solid #103e34;border-radius:6px;font-weight:700}.page-skip-link:focus{top:8px}

/* Mobile-friendly related treatment navigation. */
nav[aria-label="이조은치과 주요 진료 안내"]{box-sizing:border-box;width:calc(100% - 32px);max-width:960px;overflow-wrap:anywhere}
nav[aria-label="이조은치과 주요 진료 안내"] h2{font-size:clamp(20px,3vw,26px);line-height:1.4;margin:0 0 14px}
nav[aria-label="이조은치과 주요 진료 안내"] ul{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,230px),1fr));gap:10px;list-style:none;margin:0;padding:0}
nav[aria-label="이조은치과 주요 진료 안내"] li{min-width:0;margin:0}
nav[aria-label="이조은치과 주요 진료 안내"] a{display:flex;align-items:center;min-height:44px;box-sizing:border-box;padding:10px 12px;line-height:1.55;border-radius:9px;background:#edf5f0;color:#173e35;text-decoration:underline;text-underline-offset:3px;overflow-wrap:anywhere}
nav[aria-label="이조은치과 주요 진료 안내"] p{margin:12px 0 0}
nav[aria-label="이조은치과 주요 진료 안내"] a:focus-visible{outline:3px solid #a96b24;outline-offset:2px}
@media(max-width:600px){nav[aria-label="이조은치과 주요 진료 안내"]{width:calc(100% - 28px);padding:16px!important;margin:22px auto!important}nav[aria-label="이조은치과 주요 진료 안내"] ul{grid-template-columns:minmax(0,1fr)}nav[aria-label="이조은치과 주요 진료 안내"] a{font-size:16px}}

/* First-screen phone and directions actions on treatment pages. */
.treatment-hero-actions{display:flex;flex-wrap:wrap;gap:10px;margin:20px 0 12px;max-width:650px}
.treatment-hero-actions a{display:inline-flex;align-items:center;justify-content:center;box-sizing:border-box;min-height:48px;padding:12px 18px;border-radius:10px;font-weight:700;font-size:16px;line-height:1.45;text-align:center;text-decoration:none;overflow-wrap:anywhere}
.treatment-hero-actions .treatment-hero-call{background:#245d4b;color:#fff}
.treatment-hero-actions .treatment-hero-location{background:#fff;color:#245d4b;border:1px solid #245d4b}
.treatment-hero-actions a:focus-visible{outline:3px solid #a96b24;outline-offset:3px}
@media(max-width:600px){.treatment-hero-actions{display:grid;grid-template-columns:minmax(0,1fr);width:100%;gap:9px;margin:18px 0}.treatment-hero-actions a{width:100%;min-height:50px;padding:12px 14px}}


/* Shared care-page navigation: scrolls horizontally instead of squeezing labels on phones. */
.treatment-quick-links{display:flex;align-items:center;justify-content:center;gap:8px;flex-wrap:wrap;padding:12px max(16px,calc((100vw - 1080px)/2));background:#f2f5ef;border-bottom:1px solid #dbe4d9}
.treatment-quick-links a{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:9px 12px;border:1px solid #d4dfd4;border-radius:9px;background:#fff;color:#173e35;font-size:14px;font-weight:700;text-decoration:none;line-height:1.4;text-align:center}
.treatment-quick-links a:hover{background:#e4eee6}
.treatment-quick-links a:focus-visible{outline:3px solid #a96b24;outline-offset:2px}
@media(max-width:600px){.treatment-quick-links{justify-content:flex-start;flex-wrap:nowrap;overflow-x:auto;overscroll-behavior-x:contain;scrollbar-width:thin;padding:9px 14px;gap:7px}.treatment-quick-links a{flex:0 0 auto;min-height:44px;padding:8px 11px;font-size:13px;white-space:nowrap}}