:root{
  --bg:#f0f0ee; --ink:#363030; --muted:#6b6464; --line:#d9d8d4;
  --blue:#11578d; --teal:#3d9991; --paper:#fafaf8;
  --serif:"Marcellus","Noto Serif KR",serif;
  --body:"Noto Sans KR","Malgun Gothic",sans-serif;
  --ui:"Montserrat","Noto Sans KR",sans-serif;
}
*{box-sizing:border-box;margin:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--ink);font:400 17px/1.75 var(--body);word-break:keep-all}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
.wrap{max-width:1180px;margin:0 auto;padding:0 24px}
h1,h2,h3{font-family:var(--serif);font-weight:400;letter-spacing:-.02em;line-height:1.2}
h1{font-size:clamp(40px,7vw,84px)}
h2{font-size:clamp(32px,5vw,60px);margin-bottom:24px}
h3{font-size:clamp(22px,2.4vw,30px);margin-bottom:12px}
em{font-style:italic;color:var(--blue)}
.eyebrow{font:600 13px var(--ui);letter-spacing:.14em;text-transform:uppercase;color:var(--teal);margin-bottom:20px}
section{padding:110px 0;border-top:1px solid var(--line)}
.lead{font-size:19px;color:var(--muted);max-width:640px}

/* buttons */
.btn{display:inline-block;font:600 14px var(--ui);letter-spacing:.12em;padding:16px 32px;border-radius:300px;border:1.5px solid var(--blue);background:var(--blue);color:#fff;transition:.2s}
.btn:hover{background:transparent;color:var(--blue)}
.btn.ghost{background:transparent;color:var(--blue)}
.btn.ghost:hover{background:var(--blue);color:#fff}
.btns{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}

/* header */
header{position:sticky;top:0;z-index:10;background:rgba(240,240,238,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
header .wrap{display:flex;align-items:center;justify-content:space-between;height:76px}
header img{height:40px}
nav{display:flex;gap:28px;font:600 13px var(--ui);letter-spacing:.1em}
nav a:hover{color:var(--blue)}
header .btn{padding:11px 22px;font-size:12px}

/* hero */
.hero{border:0;padding:90px 0 0}
.hero h1{max-width:900px;margin-bottom:28px}
.hero-img{margin-top:56px;height:min(60vh,560px);background:url(assets/img/waiting.webp) center 60%/cover;border-radius:4px}
.facts{display:grid;grid-template-columns:repeat(3,1fr);border-bottom:1px solid var(--line)}
.facts div{padding:28px 24px;border-right:1px solid var(--line);font:600 13px var(--ui);letter-spacing:.1em}
.facts div:last-child{border:0}
.facts span{display:block;font:400 15px var(--body);letter-spacing:0;color:var(--muted);margin-top:6px}

/* pillars */
.cols{display:grid;grid-template-columns:repeat(3,1fr);gap:48px;margin-top:56px}
.cols article{border-top:1px solid var(--ink);padding-top:24px}
.num{font:400 15px var(--ui);color:var(--teal);letter-spacing:.1em;margin-bottom:12px}
.cols p{color:var(--muted);font-size:16px}

/* steps on blue */
.blue{background:var(--blue);color:#f0f0ee;border:0}
.blue h2,.blue h3{color:#fff}
.blue .eyebrow{color:#9fd6d0}
.blue .lead,.blue .note{color:#cfdcea}
.blue .cols article{border-color:rgba(255,255,255,.4)}
.blue .cols p{color:#dbe6f0}
.blue .num{color:#9fd6d0}
.four{grid-template-columns:repeat(4,1fr);gap:32px}
.note{margin-top:48px;font-size:14px}

/* doctor */
.split{display:grid;grid-template-columns:1fr 1fr;gap:72px;align-items:center}
.split img{border-radius:4px;width:100%;aspect-ratio:4/5;object-fit:cover}
.tags{list-style:none;padding:0;display:flex;flex-wrap:wrap;gap:8px;margin:24px 0}
.tags li{font:600 12px var(--ui);letter-spacing:.08em;border:1px solid var(--ink);border-radius:300px;padding:8px 16px}

/* services */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);margin-top:48px}
.cards a{background:var(--bg);padding:36px 32px;transition:.2s}
.cards a:hover{background:var(--paper)}
.cards h3{font-size:24px}
.cards p{font-size:15px;color:var(--muted)}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:40px}
.chips span{font-size:14px;border:1px solid var(--line);border-radius:300px;padding:6px 16px;background:var(--paper)}

/* two practices */
.two{display:grid;grid-template-columns:1fr 1fr;gap:32px;margin-top:48px}
.two figure img{aspect-ratio:3/2;object-fit:cover;border-radius:4px;margin-bottom:24px}
.two ul{list-style:none;padding:0;color:var(--muted);font-size:16px}
.two li::before{content:"— ";color:var(--teal)}

/* gallery */
.gallery{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:48px}
.gallery img{aspect-ratio:1;object-fit:cover;width:100%;border-radius:4px}

/* faq */
details{border-bottom:1px solid var(--line);padding:22px 0}
summary{cursor:pointer;font:400 22px var(--serif);list-style:none;display:flex;justify-content:space-between;gap:24px}
summary::after{content:"+";color:var(--teal);font-size:26px}
details[open] summary::after{content:"–"}
details p{margin-top:14px;color:var(--muted);font-size:16px;max-width:760px}

/* cta + footer */
.cta{text-align:center}
.cta h2{max-width:800px;margin-inline:auto}
.cta .btns{justify-content:center}
.hours{font-size:16px;margin-top:20px}
footer{background:var(--ink);color:#cfcac8;padding:64px 0 90px;font-size:15px}
footer .wrap{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:48px}
footer img{height:36px;filter:brightness(0) invert(1);margin-bottom:16px}
footer h4{font:600 12px var(--ui);letter-spacing:.14em;color:#fff;margin-bottom:12px}
footer a:hover{color:#fff}
.copy{grid-column:1/-1;border-top:1px solid #554f4f;padding-top:24px;font-size:13px}

/* mobile call bar */
.callbar{display:none}

@media(max-width:860px){
  nav{display:none}
  section{padding:72px 0}
  .cols,.four,.cards,.two,.split,footer .wrap{grid-template-columns:1fr}
  .gallery{grid-template-columns:1fr 1fr}
  .facts{grid-template-columns:1fr}.facts div{border-right:0;border-bottom:1px solid var(--line)}
  .split{gap:36px}
  .callbar{display:grid;grid-template-columns:1fr 1fr;position:fixed;bottom:0;left:0;right:0;z-index:20;font:600 14px var(--ui);letter-spacing:.08em;text-align:center}
  .callbar a{padding:16px;background:var(--blue);color:#fff}
  .callbar a+a{background:var(--teal)}
  header .btn{display:none}
}

/* ---- readability & polish ---- */
.lead.sm{font-size:16px}
.lead.center{margin-inline:auto}
.checks{list-style:none;padding:0;margin:16px 0 28px;color:var(--muted);font-size:16px}
.checks li{padding-left:22px;position:relative;margin-bottom:6px}
.checks li::before{content:"";position:absolute;left:2px;top:.85em;width:10px;height:1.5px;background:var(--teal)}
.two figure{background:var(--paper);padding:20px 20px 32px;border-radius:8px}
.two figure>*:not(img){margin-inline:8px}
.two h3{font-size:clamp(20px,2vw,26px);line-height:1.35}
.cols article h3{line-height:1.35}
.hero{padding-top:72px}
.hero h1{line-height:1.15}
.hero-img{border-radius:10px;box-shadow:0 24px 60px -30px rgba(54,48,48,.45)}
.cards a{display:block;position:relative;transition:background .2s}
.cards a::after{content:"→";position:absolute;right:28px;top:34px;color:var(--teal);font:400 20px var(--ui);transition:transform .2s}
.cards a:hover::after{transform:translateX(4px)}
.cards h3{padding-right:32px}
.gallery img{transition:transform .25s}
.gallery img:hover{transform:scale(1.02)}
.chips span{font-size:14.5px;padding:8px 18px}

/* header */
header{transition:box-shadow .25s}
header.scrolled{box-shadow:0 6px 24px -16px rgba(54,48,48,.5)}
nav a{position:relative;padding:6px 0}
nav a::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1.5px;background:var(--blue);transform:scaleX(0);transform-origin:left;transition:transform .25s}
nav a:hover::after,nav a.on::after{transform:scaleX(1)}
nav a.on{color:var(--blue)}

/* focus */
a:focus-visible,summary:focus-visible{outline:2px solid var(--teal);outline-offset:3px;border-radius:4px}
section[id]{scroll-margin-top:84px}

/* faq */
summary{padding:2px 0;font-size:21px;line-height:1.4;align-items:center}
summary::-webkit-details-marker{display:none}
summary::after{flex:none;width:32px;height:32px;border:1px solid var(--line);border-radius:50%;display:grid;place-items:center;font:400 20px/1 var(--ui);transition:.2s}
details[open] summary::after{background:var(--blue);border-color:var(--blue);color:#fff}
details[open] summary{color:var(--blue)}

/* visit */
.visit-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;max-width:860px;margin:56px auto 0;text-align:left}
.hours-card{background:var(--paper);border:1px solid var(--line);border-radius:10px;padding:32px}
.hours-card h3{font-size:24px;margin-bottom:18px}
.hours-card dl{margin:0}
.hours-card dl div{display:flex;justify-content:space-between;gap:16px;padding:10px 0;border-bottom:1px dashed var(--line);font-size:15.5px}
.hours-card dl div:last-child{border:0}
.hours-card dt{color:var(--muted)}
.hours-card dd{margin:0;font-weight:500;text-align:right}
.hours-card p{font-size:16px;margin-bottom:12px}
.hours-card .park{color:var(--muted);font-size:15px;margin-bottom:24px}

@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}

@media(max-width:860px){
  body{font-size:16px;padding-bottom:56px}
  header .wrap{height:64px}
  header img{height:34px}
  nav{display:flex;position:absolute;top:64px;left:0;right:0;gap:22px;padding:8px 24px;overflow-x:auto;background:rgba(240,240,238,.96);border-bottom:1px solid var(--line);scrollbar-width:none;white-space:nowrap}
  nav::-webkit-scrollbar{display:none}
  header .btn{display:inline-block;padding:9px 18px}
  .hero{padding-top:100px}
  section[id]{scroll-margin-top:110px}
  .hero-img{height:300px;margin-top:40px}
  h1{font-size:34px}
  .lead{font-size:17px}
  .btns .btn{flex:1 1 auto;text-align:center}
  .cols{gap:36px;margin-top:40px}
  .two figure{padding:14px 14px 28px}
  .visit-grid{grid-template-columns:1fr;margin-top:40px}
  .hours-card{padding:24px}
  summary{font-size:19px}
  .callbar{padding-bottom:env(safe-area-inset-bottom);background:var(--blue)}
  .callbar a{min-height:52px;display:grid;place-items:center}
}