:root{--main:#1b6fb8;--main-d:#0f4f87;--bg-alt:#f2f7fb;--text:#1f2a37;--mute:#64748b;--line:#dbe5ee;--accent:#e8f2fb}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:72px}
body{font-family:'Pretendard','Malgun Gothic','Apple SD Gothic Neo',sans-serif;color:var(--text);line-height:1.65;background:#fff}
a{color:inherit;text-decoration:none}
ul{padding-left:1.1em}
.wrap{max-width:1100px;margin:0 auto;padding:0 20px}

.header{position:sticky;top:0;z-index:10;background:#fff;border-bottom:1px solid var(--line)}
.header-in{display:flex;align-items:center;gap:24px;height:68px}
.logo{font-weight:800;font-size:1.15rem;color:var(--main-d);display:flex;align-items:center;gap:8px}
.logo-mark{background:var(--main);color:#fff;border-radius:8px;padding:2px 8px;font-size:.85rem}
.nav{display:flex;gap:22px;margin-left:auto;font-weight:600}
.nav a:hover{color:var(--main)}
.call-btn{background:var(--main);color:#fff;padding:8px 16px;border-radius:999px;font-weight:700;white-space:nowrap}
.menu-btn{display:none;background:none;border:0;font-size:1.6rem;cursor:pointer;margin-left:auto}

.hero{background:#0467cd;color:#fff;text-align:center;min-height:78vh;display:flex;align-items:center;padding:84px 0 96px}
.eyebrow{font-size:1.4rem;font-weight:500;letter-spacing:.04em;margin-bottom:12px;opacity:.95}
.hero h1{font-size:4rem;line-height:1.2;font-weight:800;margin-bottom:28px}
.symptoms{list-style:none;padding:0;display:flex;gap:12px 28px;justify-content:center;flex-wrap:wrap;font-size:1.3rem;font-weight:700;margin-bottom:32px}
.symptoms a{border-bottom:2px solid #6cc3ff;padding-bottom:2px}
.symptoms a:hover{color:#6cc3ff}
.hero-btns{display:flex;gap:12px;flex-wrap:wrap;justify-content:center}
.hero .btn.primary{background:#fff;color:#0467cd;border-color:#fff}
.hero .btn.ghost{color:#fff;border-color:#fff}
.hero .btn.ghost:hover{background:rgba(255,255,255,.15)}
.btn{display:inline-block;padding:12px 26px;border-radius:999px;font-weight:700;border:2px solid var(--main)}
.btn.primary{background:var(--main);color:#fff}
.btn.primary:hover{background:var(--main-d);border-color:var(--main-d)}
.btn.ghost{color:var(--main)}
.btn.ghost:hover{background:#fff}
.today{margin-top:28px;display:inline-block;background:#fff;color:var(--text);border-radius:12px;padding:10px 18px;font-weight:600;box-shadow:0 2px 8px rgba(0,0,0,.06)}
.today .open{color:#16a34a}.today .closed{color:#dc2626}

.quick{margin-top:-48px;position:relative}
.quick-in{display:grid;grid-template-columns:repeat(4,1fr);background:#fff;border-radius:16px;box-shadow:0 6px 24px rgba(15,79,135,.12);overflow:hidden;padding:0}
.quick-in a{padding:22px;border-right:1px solid var(--line);display:flex;flex-direction:column}
.quick-in a:last-child{border:0}
.quick-in a:hover{background:var(--accent)}
.quick-in span{color:var(--mute);font-size:.92rem}

.section{padding:80px 0}
.section.alt{background:var(--bg-alt)}
.title{font-size:2rem;text-align:center;margin-bottom:8px}
.title.left{text-align:left;margin-bottom:24px}
.sub{text-align:center;color:var(--mute);margin-bottom:40px}
.cards{display:grid;gap:20px}
.cards.three{grid-template-columns:repeat(3,1fr)}
.cards.four{grid-template-columns:repeat(4,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:26px}
.card h3{margin-bottom:8px;color:var(--main-d)}
.card p{color:var(--mute);font-size:.95rem}
.ico{font-size:2rem;margin-bottom:8px}

.two{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}
.hours-table{width:100%;border-collapse:collapse}
.hours-table th,.hours-table td{padding:12px 16px;border-bottom:1px solid var(--line);text-align:left}
.hours-table th{width:110px}
.hours-table tr.today-row{background:var(--accent);font-weight:700;color:var(--main-d)}
.hours-table tr.off td{color:#dc2626}
.note{margin-top:12px;color:var(--mute);font-size:.92rem}
.contact-box{background:var(--main);color:#fff;border-radius:20px;padding:36px}
.contact-box .tel{font-size:2rem;font-weight:800;margin:8px 0}
.contact-box p{margin-bottom:16px}
.contact-box .btn{background:#fff;color:var(--main-d);border-color:#fff}

.doctor{display:flex;gap:32px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:20px;padding:32px;max-width:760px;margin:32px auto 0}
.photo{flex:none;width:150px;height:150px;border-radius:50%;background:var(--accent);display:grid;place-items:center;font-size:4rem}
.doctor h3 span{color:var(--main-d)}
.tag{color:var(--main);font-weight:700;margin:4px 0 10px}

.narrow{max-width:780px}
details{border-bottom:1px solid var(--line);padding:16px 4px}
summary{cursor:pointer;font-weight:700;list-style:none}
summary::before{content:'Q. ';color:var(--main)}
details p{margin-top:10px;color:var(--mute)}

.info{display:grid;grid-template-columns:80px 1fr;gap:10px 8px;margin-bottom:24px}
.info dt{font-weight:700;color:var(--main-d)}
.map{width:100%;height:340px;border:0;border-radius:16px}

.footer{background:#1e293b;color:#cbd5e1;padding:36px 0;font-size:.92rem}
.footer strong{color:#fff;font-size:1.05rem}
.footer p{margin-top:6px}
.copy{opacity:.6}

@media(max-width:860px){
  .nav{display:none;position:absolute;top:68px;left:0;right:0;background:#fff;flex-direction:column;gap:0;border-bottom:1px solid var(--line)}
  .nav.open{display:flex}
  .nav a{padding:14px 20px;border-top:1px solid var(--line)}
  .menu-btn{display:block}
  .call-btn{display:none}
  .hero{padding:56px 0 56px}
  .hero h1{font-size:2.4rem}
  .eyebrow{font-size:1.1rem}
  .quick-in{grid-template-columns:1fr 1fr}
  .quick-in a:nth-child(2){border-right:0}
  .quick-in a:nth-child(-n+2){border-bottom:1px solid var(--line)}
  .cards.three,.cards.four,.two{grid-template-columns:1fr}
  .cards.four{grid-template-columns:1fr 1fr}
  .doctor{flex-direction:column;text-align:center}
  .section{padding:56px 0}
}
@media(max-width:480px){.cards.four{grid-template-columns:1fr}}