/* ===== 나도 잉글리쉬 — plcenter.co.kr(파워잉글리시) 스타일 참고: 하늘 #00baff · 남색 #011A41 · 부트스트랩 느낌의 테두리 상자 ===== */
:root{
  --primary:#00baff;
  --primary-dark:#0098d1;
  --secondary:#ffa01e;
  --dark:#011A41;
  --body:#555;
  --muted:#71869d;
  --light:#f8f9fa;
  --line:#e7eaf3;
  --white:#fff;
  --radius:6px;
  --max:1200px;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:90px}
body{
  margin:0;
  font-family:'Nanum Gothic','나눔고딕','Pretendard Variable',Pretendard,'Malgun Gothic',sans-serif;
  color:var(--body);background:var(--white);font-size:15px;line-height:1.8;
  -webkit-font-smoothing:antialiased;word-break:keep-all;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,h5{font-family:'Pretendard Variable',Pretendard,'Nanum Gothic',sans-serif;color:var(--dark);line-height:1.3;margin:0}
h1,h2{font-weight:700}h3,h4{font-weight:600}h5{font-weight:500}
p{margin:0}
hr{border:0;border-top:1px solid var(--line);margin:0}
button,input,select,textarea{font:inherit;color:inherit}
.mb-4{margin-bottom:24px}

.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 20px}
.container--narrow{max-width:860px}
.section{padding:90px 0}
.section--light{background:var(--light)}
.row{display:grid;grid-template-columns:1fr 1fr;gap:48px}
.row--center{align-items:center}
.grid{display:grid;gap:24px}
.grid--3{grid-template-columns:repeat(3,1fr)}
.grid--4{grid-template-columns:repeat(4,1fr)}
.head{text-align:center;max-width:700px;margin:0 auto 48px}
.label{display:inline-block;border:1px solid var(--line);border-radius:var(--radius);color:var(--primary);font-weight:700;font-size:14px;padding:4px 14px;margin-bottom:18px;background:#fff}
.title{font-size:clamp(26px,3vw,38px);margin-bottom:18px;letter-spacing:-.02em}
.img-rounded{border-radius:var(--radius);width:100%;height:100%;object-fit:cover}
.box{border:1px solid var(--line);border-radius:var(--radius);padding:24px;background:#fff}
.list li{position:relative;padding-left:20px;margin-bottom:8px}
.list li::before{content:"";position:absolute;left:0;top:11px;width:8px;height:8px;border-radius:50%;background:var(--primary)}
.list li:last-child{margin-bottom:0}

/* ===== 버튼 ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 26px;border-radius:var(--radius);border:1px solid var(--primary);background:var(--primary);color:#fff;font-weight:700;font-size:15px;cursor:pointer;transition:.3s;white-space:nowrap}
.btn:hover{background:var(--primary-dark);border-color:var(--primary-dark)}
.btn--primary{background:var(--primary);color:#fff}
.btn--pill{border-radius:50px}
.btn--lg{padding:14px 34px;font-size:16px}
.btn--full{width:100%}

/* ===== 상단 바 · 헤더 ===== */
.topbar{background:#fff;border-bottom:1px solid rgba(53,94,252,.07);font-size:13px;color:var(--muted)}
.topbar__inner{display:flex;justify-content:space-between;height:40px;align-items:center}
.topbar i{color:var(--primary);margin-right:4px}
.header{position:sticky;top:0;z-index:50;background:#fff;box-shadow:0 0 45px rgba(0,0,0,.06)}
.header__inner{display:flex;align-items:center;height:80px;gap:24px}
.logo{display:flex;align-items:center;gap:10px;font-family:'Pretendard Variable',Pretendard,sans-serif;font-weight:800;font-size:26px;color:var(--primary);letter-spacing:-.03em}
.logo__icon{font-size:30px}
.logo em{font-style:normal;color:var(--dark)}
.nav{display:flex;gap:6px;margin-left:auto}
.nav a{padding:10px 14px;font-weight:700;color:var(--dark);font-size:15px;transition:.3s}
.nav a:hover{color:var(--primary)}
.header__btn{padding:10px 24px}
.hamburger{display:none;flex-direction:column;gap:5px;background:none;border:1px solid var(--line);border-radius:4px;padding:9px 8px;margin-left:auto;cursor:pointer}
.hamburger span{width:22px;height:2px;background:var(--dark);border-radius:2px;transition:.25s}
.hamburger.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.hamburger.is-open span:nth-child(2){opacity:0}
.hamburger.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ===== 메인 배너 ===== */
.hero{position:relative;overflow:hidden;background:var(--dark)}
.hero__track{position:relative;height:620px}
.hero__slide{position:absolute;inset:0;opacity:0;transition:opacity .9s ease;pointer-events:none}
.hero__slide.is-active{opacity:1;pointer-events:auto}
.hero__slide img{width:100%;height:100%;object-fit:cover}
.hero__caption{position:absolute;inset:0;display:flex;align-items:center;background:linear-gradient(90deg,rgba(1,26,65,.72),rgba(1,26,65,.35) 60%,rgba(1,26,65,.1))}
.hero__eyebrow{color:#fff;font-size:18px;font-weight:500;margin-bottom:14px;text-shadow:0 1px 6px rgba(0,0,0,.3)}
.hero h1{color:#fff;font-size:clamp(36px,5.5vw,72px);font-weight:800;letter-spacing:-.03em;text-shadow:0 2px 10px rgba(0,0,0,.3);margin-bottom:18px}
.hero__sub{color:#fff;font-size:clamp(15px,1.4vw,19px);margin-bottom:30px;text-shadow:0 1px 6px rgba(0,0,0,.35)}
.hero__arrow{position:absolute;top:50%;transform:translateY(-50%);width:54px;height:54px;border:0;background:var(--primary);color:#fff;font-size:18px;cursor:pointer;z-index:3;display:grid;place-items:center;transition:.3s;opacity:.9}
.hero__arrow:hover{opacity:1;background:var(--primary-dark)}
.hero__arrow--prev{left:0;border-radius:0 54px 54px 0}
.hero__arrow--next{right:0;border-radius:54px 0 0 54px}
.hero__dots{position:absolute;bottom:22px;left:0;right:0;display:flex;justify-content:center;gap:8px;z-index:3}
.hero__dots button{width:12px;height:12px;border-radius:50%;border:2px solid #fff;background:transparent;cursor:pointer;padding:0;transition:.3s}
.hero__dots button.is-active{background:var(--primary);border-color:var(--primary)}

/* ===== About 탭 ===== */
.tabs__nav{display:flex;border-bottom:1px solid var(--line);margin-bottom:18px}
.tab{background:none;border:1px solid transparent;border-bottom:0;padding:9px 18px;font-weight:700;color:var(--muted);cursor:pointer;font-size:15px;border-radius:var(--radius) var(--radius) 0 0;margin-bottom:-1px}
.tab.is-active{color:var(--primary);border-color:var(--line);background:#fff}
.tabs__panel{display:none}.tabs__panel.is-active{display:block}

/* ===== 숫자 띠 ===== */
.facts{background:var(--primary) radial-gradient(rgba(255,255,255,.25) 1.2px,transparent 1.2px);background-size:22px 22px;padding:80px 0;margin:0 0 10px}
.facts__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:40px;text-align:center;color:#fff}
.fact i{font-size:46px;margin-bottom:14px;display:block}
.fact strong{display:block;font-family:'Pretendard Variable',Pretendard,sans-serif;font-size:52px;font-weight:700;line-height:1.1;letter-spacing:-.02em}
.fact strong small{font-size:22px;margin-left:2px}
.fact span{display:block;font-size:17px;margin-top:8px}
.fact hr{border-top:2px solid rgba(255,255,255,.9);width:25%;margin:16px auto 0}

/* ===== 수업 방식 카드 ===== */
.pcard{text-align:center}
.pcard__img{position:relative;border-radius:var(--radius);overflow:hidden;aspect-ratio:16/10;margin-bottom:18px}
.pcard__img img{width:100%;height:100%;object-fit:cover;transition:.5s}
.pcard:hover .pcard__img img{transform:scale(1.06)}
.pcard__num{position:absolute;left:14px;top:14px;background:var(--primary);color:#fff;font-weight:800;font-size:14px;padding:4px 12px;border-radius:50px}
.pcard h4{font-size:20px;margin-bottom:8px}

/* ===== Feature (Why) ===== */
.feature__boxes{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:center}
.feature__col{display:flex;flex-direction:column;gap:24px}
.fbox{border:1px solid var(--line);border-radius:var(--radius);padding:28px 24px;background:#fff;transition:.5s}
.fbox *{transition:.5s}
.fbox__icon{font-size:44px;color:var(--primary);margin-bottom:14px;display:block}
.fbox h4{font-size:20px;margin-bottom:12px}
.fbox p{margin-bottom:6px;font-size:14.5px}
.fbox p i{color:var(--secondary);margin-right:4px}
.fbox:hover{background:var(--primary);border-color:var(--primary)}
.fbox:hover *{color:#fff!important}

/* ===== 서비스 탭 ===== */
.svc{display:grid;grid-template-columns:300px 1fr;gap:24px;align-items:start}
.svc__nav{display:flex;flex-direction:column;gap:16px}
.svc__tab{display:flex;align-items:center;gap:14px;text-align:left;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px 22px;cursor:pointer;transition:.5s;width:100%}
.svc__tab i{font-size:24px;color:var(--primary);transition:.5s}
.svc__tab h5{font-size:17px;transition:.5s}
.svc__tab.is-active{background:var(--primary);border-color:var(--primary)}
.svc__tab.is-active i,.svc__tab.is-active h5{color:#fff}
.svc__panel{display:none;grid-template-columns:1fr 1fr;gap:32px;align-items:center;min-height:380px}
.svc__panel.is-active{display:grid}
.svc__img{position:relative;height:100%;min-height:360px;border-radius:var(--radius);overflow:hidden}
.svc__img img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.svc__body h3{font-size:24px;margin-bottom:18px}
.check{margin-bottom:8px}
.check i{color:var(--primary);margin-right:8px}
.svc__body .btn{margin-top:18px}

/* ===== 과정 ===== */
.course{text-align:left}
.course__img{border-radius:var(--radius);overflow:hidden;aspect-ratio:4/3;margin-bottom:16px}
.course__img img{width:100%;height:100%;object-fit:cover;transition:.5s}
.course:hover .course__img img{transform:scale(1.06)}
.course h4{font-size:19px;margin-bottom:6px}
.course p{font-size:14.5px}

/* ===== 후기 ===== */
.tcar{position:relative}
.tcar__page{display:none;grid-template-columns:repeat(3,1fr);gap:32px}
.tcar__page.is-active{display:grid}
.tItem{position:relative;text-align:center;padding-top:30px}
.tItem__text{position:relative;text-align:center;background:var(--light);border-radius:var(--radius);padding:50px 26px 30px}
.tItem__q{position:absolute;top:-30px;left:50%;transform:translateX(-50%);width:60px;height:60px;border-radius:var(--radius);background:var(--primary);color:#fff;display:grid;place-items:center;font-size:22px}
.tItem__text::before{content:"";position:absolute;bottom:-60px;left:50%;transform:translateX(-50%);border:30px solid;border-color:var(--light) transparent transparent transparent}
.tItem__text p{font-size:14.5px}
.tItem__who{margin-top:54px}
.tItem__avatar{display:grid;place-items:center;width:90px;height:90px;border-radius:50%;margin:0 auto 12px;background:#e6f8ff;color:var(--primary);font-size:34px;font-weight:800;font-family:'Pretendard Variable',Pretendard,sans-serif;border:3px solid #fff;box-shadow:0 0 0 2px var(--primary)}
.tItem__who h5{font-size:17px;font-weight:700}
.tItem__who small{color:var(--muted);font-size:13px}
.tcar__dots{display:flex;justify-content:center;gap:10px;margin-top:40px}
.tcar__dots button{position:relative;width:30px;height:30px;border-radius:30px;border:1px solid var(--line);background:#fff;cursor:pointer;padding:0;transition:.5s}
.tcar__dots button::after{content:"";position:absolute;inset:7px;border-radius:50%;background:var(--line);transition:.5s}
.tcar__dots button.is-active{border-color:var(--primary)}
.tcar__dots button.is-active::after{background:var(--primary)}

/* ===== FAQ ===== */
.faq__item{border:1px solid var(--line);border-radius:var(--radius);background:#fff;margin-bottom:12px;padding:0 24px}
.faq__item summary{cursor:pointer;list-style:none;padding:18px 0;font-weight:700;color:var(--dark);font-size:16px;display:flex;justify-content:space-between;align-items:center;font-family:'Pretendard Variable',Pretendard,sans-serif}
.faq__item summary::-webkit-details-marker{display:none}
.faq__item summary::after{content:"+";font-size:24px;color:var(--primary);transition:transform .2s;font-weight:400}
.faq__item[open] summary::after{transform:rotate(45deg)}
.faq__item p{padding:0 0 20px;font-size:14.5px}

/* ===== 상담 ===== */
.contact{display:flex;flex-direction:column;gap:14px}
.contact__item{display:flex;align-items:center;gap:16px;border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px}
.contact__item>i{width:46px;height:46px;border-radius:var(--radius);background:var(--primary);color:#fff;display:grid;place-items:center;font-size:18px;flex-shrink:0}
.contact__item b{display:block;color:var(--dark);font-size:14px}
.contact__item a{color:var(--primary);font-weight:800;font-size:20px;font-family:'Pretendard Variable',Pretendard,sans-serif}
.form{display:flex;flex-direction:column;gap:14px;padding:30px}
.form label{display:flex;flex-direction:column;gap:6px;font-size:14px;font-weight:700;color:var(--dark);flex:1}
.form label b{color:var(--secondary)}
.form__row{display:flex;gap:14px}
.form input,.form select,.form textarea{width:100%;border:1px solid var(--line);border-radius:var(--radius);padding:11px 14px;background:var(--light);font-weight:400;transition:.2s}
.form input:focus,.form select:focus,.form textarea:focus{outline:0;border-color:var(--primary);box-shadow:0 0 0 3px rgba(0,186,255,.15);background:#fff}
.form textarea{resize:vertical}
.form__agree{flex-direction:row!important;align-items:flex-start;font-weight:400!important;color:var(--body)!important;font-size:13px!important;line-height:1.5}
.form__agree input{width:18px;height:18px;margin-top:2px;flex-shrink:0}
.form__ok{display:none;background:#e6f8ff;color:var(--primary-dark);border-radius:var(--radius);padding:14px;text-align:center;font-weight:700;font-size:14px}

/* ===== 푸터 ===== */
.footer{background:var(--dark);color:#cfd8e3;padding:70px 0 110px;font-size:14px}
.footer__grid{display:grid;grid-template-columns:1fr 1.4fr 1fr;gap:40px;text-align:center}
.footer h4{color:#fff;font-size:20px;margin-bottom:20px}
.footer__links{display:flex;flex-wrap:wrap;justify-content:center;gap:4px 18px}
.footer__links a{color:#cfd8e3;transition:.3s}
.footer__links a:hover{color:#fff}
.footer hr{border-top:1px solid rgba(255,255,255,.15);margin:40px 0 20px}
.footer__copy{text-align:center;font-size:13px;color:#9fb0c4}

/* ===== 하단 고정 배너 · 맨 위로 ===== */
.fixbar{position:fixed;left:0;right:0;bottom:0;z-index:60;background:var(--primary);color:#fff;box-shadow:0 -4px 18px rgba(0,0,0,.15)}
.fixbar__inner{display:flex;align-items:center;justify-content:space-between;height:64px;gap:16px}
.fixbar__text{font-size:17px}
.fixbar__text b{font-family:'Pretendard Variable',Pretendard,sans-serif;font-weight:800;font-size:19px;margin-right:8px}
.fixbar__btns{display:flex;gap:10px}
.fixbar__call,.fixbar__apply{display:inline-flex;align-items:center;gap:8px;padding:9px 20px;border-radius:50px;font-weight:800;font-size:15px;transition:.3s}
.fixbar__call{background:rgba(255,255,255,.18);color:#fff;border:1px solid rgba(255,255,255,.5)}
.fixbar__apply{background:#fff;color:var(--primary)}
.fixbar__apply:hover{background:var(--secondary);color:#fff}
.totop{position:fixed;right:24px;bottom:84px;width:46px;height:46px;border-radius:50%;background:var(--primary);color:#fff;display:grid;place-items:center;z-index:61;opacity:0;pointer-events:none;transition:.3s;box-shadow:0 4px 14px rgba(0,0,0,.2)}
.totop.is-show{opacity:1;pointer-events:auto}

/* ===== 등장 애니메이션 ===== */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s ease}
.reveal.is-in{opacity:1;transform:none}

/* ===== 반응형 ===== */
@media (max-width:1024px){
  .grid--4{grid-template-columns:repeat(2,1fr)}
  .svc{grid-template-columns:1fr}
  .svc__nav{flex-direction:row;flex-wrap:wrap}
  .svc__tab{flex:1 1 45%}
  .topbar__right{display:none}
}
@media (max-width:860px){
  .section{padding:64px 0}
  .row{grid-template-columns:1fr;gap:32px}
  .nav{display:none;position:absolute;top:80px;left:0;right:0;background:#fff;flex-direction:column;gap:0;padding:8px 20px 16px;border-top:1px solid var(--line);box-shadow:0 10px 30px rgba(0,0,0,.08)}
  .nav.is-open{display:flex}
  .nav a{padding:12px 0;border-bottom:1px solid var(--line)}
  .header__btn{display:none}
  .hamburger{display:flex}
  .hero__track{height:480px}
  .hero__arrow{width:40px;height:40px;font-size:14px}
  .grid--3,.grid--4{grid-template-columns:1fr}
  .facts{padding:56px 0}
  .facts__grid{grid-template-columns:1fr 1fr;gap:28px}
  .fact strong{font-size:40px}.fact i{font-size:34px}
  .feature__boxes{grid-template-columns:1fr}
  .svc__panel{grid-template-columns:1fr}
  .svc__img{min-height:220px}
  .svc__tab{flex:1 1 100%}
  .tcar__page{grid-template-columns:1fr;gap:40px}
  .form{padding:22px 18px}.form__row{flex-direction:column}
  .footer__grid{grid-template-columns:1fr}
  .fixbar__text{display:none}
  .fixbar__btns{width:100%}
  .fixbar__call,.fixbar__apply{flex:1;justify-content:center}
  .totop{right:14px}
}