@charset "utf-8";

/* ====================== RESET / BASE ====================== */
:root{
  --pri:#00b0e1;
  --pri-d:#009ccb;
  --pri-l:#e6f7fd;
  --ink:#191f28;
  --ink-2:#3b4048;
  --gray:#8b95a1;
  --gray-2:#b0b8c1;
  --line:#e8ebee;
  --bg:#f4f6f8;
  --radius:20px;
  --font:"SUIT Variable","SUIT","Pretendard Variable",Pretendard,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Apple SD Gothic Neo","Malgun Gothic",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;background:#fff;color:var(--ink);
  font-family:var(--font);font-size:16px;line-height:1.5;
  letter-spacing:-.02em;word-break:keep-all;overflow-x:hidden;
}
img{max-width:100%;height:auto;border:0;vertical-align:middle;}
a{color:inherit;text-decoration:none;}
ul,ol,li{list-style:none;margin:0;padding:0;}
h1,h2,h3,h4,p,figure{margin:0;}
button{font:inherit;color:inherit;background:none;border:0;padding:0;cursor:pointer;letter-spacing:inherit;}
input{font:inherit;letter-spacing:inherit;}
em,i{font-style:normal;}
svg{display:block;}

.sr-only{position:absolute!important;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap;border:0;}
.skip-nav{position:absolute;left:0;top:-60px;z-index:999;background:var(--pri);color:#fff;padding:10px 20px;border-radius:0 0 8px 0;}
.skip-nav:focus{top:0;}
.inner{width:100%;max-width:1320px;margin:0 auto;padding:0 20px;}

/* reveal */
[data-reveal]{opacity:0;transform:translateY(28px);transition:opacity .7s cubic-bezier(.2,.7,.3,1),transform .7s cubic-bezier(.2,.7,.3,1);}
[data-reveal].is-in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){[data-reveal]{opacity:1;transform:none;transition:none;}}

/* ====================== UTIL BAR ====================== */
.util-bar{border-bottom:1px solid var(--line);background:#fff;}
.util-bar .inner{display:flex;align-items:center;justify-content:space-between;height:43px;}
.util-family,.util-my{display:flex;align-items:center;}
.util-family li+li{margin-left:1px;padding-left:15px;position:relative;}
.util-family li+li::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:1px;height:11px;background:#dfe3e8;}
.util-family a{display:block;padding:0 14px 0 0;font-size:13px;color:var(--gray);}
.util-family li+li a{padding-right:0;margin-right:14px;}
.util-family a.is-current{color:var(--pri);font-weight:700;}
.util-family a:hover,.util-my a:hover{color:var(--ink);}
.util-my li{margin-left:18px;}
.util-my a{font-size:13px;color:#5b636d;}

/* ====================== HEADER ====================== */
.header{position:sticky;top:0;z-index:120;background:#fff;border-bottom:1px solid var(--line);}
.header .inner{display:flex;align-items:center;height:86px;gap:20px;}
.header-left{flex:0 0 auto;}
.logo{display:flex;align-items:center;gap:10px;}
.logo-mark{
  font-size:32px;font-weight:800;letter-spacing:-.04em;line-height:1;
  background:linear-gradient(92deg,#0093d8 0%,#00b0e1 45%,#2bc9e8 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  position:relative;padding-right:9px;
}
.logo-mark::after{content:"";position:absolute;right:0;top:3px;width:7px;height:7px;border-radius:50%;background:#00b0e1;}
.logo-sub{display:flex;align-items:center;gap:5px;font-size:19px;font-weight:700;color:var(--ink);}
.logo-chev{flex:0 0 auto;}

.gnb{flex:1 1 auto;display:flex;justify-content:center;}
.gnb-list{display:flex;align-items:center;gap:6px;}
.gnb-item{position:relative;}
.gnb-item>a{display:block;padding:12px 16px;font-size:19px;font-weight:600;color:var(--ink-2);border-radius:10px;transition:color .2s;}
.gnb-item>a:hover,.gnb-item.is-open>a{color:var(--pri);}
.gnb-strong>a{font-weight:800;color:var(--ink);padding-left:22px;position:relative;}
.gnb-strong .dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:#ff5b5b;vertical-align:super;margin-left:3px;}
.gnb-sub{
  position:absolute;left:50%;top:calc(100% + 14px);transform:translateX(-50%) translateY(10px);
  min-width:168px;background:#fff;border:1px solid var(--line);border-radius:14px;
  box-shadow:0 12px 30px rgba(16,32,52,.12);padding:10px;opacity:0;visibility:hidden;transition:.24s;
}
.gnb-item.is-open .gnb-sub{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0);}
.gnb-sub a{display:block;padding:9px 14px;border-radius:9px;font-size:15px;color:var(--ink-2);}
.gnb-sub a:hover{background:var(--pri-l);color:var(--pri);font-weight:700;}

.header-util{flex:0 0 auto;display:flex;align-items:center;gap:6px;}
.ico-btn{display:flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:50%;color:var(--ink);transition:background .2s;}
.ico-btn:hover{background:var(--bg);}
.ico-btn-user{position:relative;margin-right:8px;}
.ico-btn-user::before{content:"";position:absolute;left:-7px;top:50%;transform:translateY(-50%);width:1px;height:18px;background:#dfe3e8;}
.allmenu-btn{
  width:48px;height:48px;border-radius:50%;background:var(--pri);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;transition:background .2s;
}
.allmenu-btn:hover{background:var(--pri-d);}
.allmenu-btn span{display:block;height:2px;border-radius:2px;background:#fff;}
.allmenu-btn span:nth-child(1){width:18px;}
.allmenu-btn span:nth-child(2){width:12px;}
.allmenu-btn span:nth-child(3){width:18px;}

/* 검색 레이어 */
.search-layer{position:absolute;left:0;right:0;top:100%;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 12px 24px rgba(16,32,52,.08);padding:34px 0 30px;}
.search-form{display:flex;align-items:center;gap:12px;border-bottom:2px solid var(--pri);padding:10px 4px;}
.search-form input{flex:1;border:0;outline:0;font-size:20px;background:transparent;}
.search-form button{color:var(--pri);}
.search-keys{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:18px;font-size:14px;}
.search-keys span{color:var(--gray);margin-right:4px;}
.search-keys a{padding:6px 14px;border-radius:999px;background:var(--bg);color:var(--ink-2);}
.search-keys a:hover{background:var(--pri-l);color:var(--pri);}

/* ====================== DRAWER ====================== */
.drawer-dim{position:fixed;inset:0;background:rgba(15,23,32,.45);z-index:200;}
.drawer{
  position:fixed;top:0;right:0;width:360px;max-width:88vw;height:100%;background:#fff;z-index:201;
  transform:translateX(100%);transition:transform .32s cubic-bezier(.2,.7,.3,1);display:flex;flex-direction:column;
}
.drawer.is-open{transform:none;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:22px 24px;border-bottom:1px solid var(--line);}
.drawer-logo{font-size:26px;font-weight:800;color:var(--pri);letter-spacing:-.04em;}
.drawer-user{display:flex;gap:10px;padding:20px 24px;}
.drawer-user a{flex:1;text-align:center;padding:13px 0;border-radius:10px;font-weight:700;font-size:15px;}
.btn-line{border:1px solid var(--line);color:var(--ink-2);}
.btn-fill{background:var(--pri);color:#fff;}
.drawer-nav{flex:1;overflow-y:auto;padding:4px 10px 40px;}
.drawer-nav>ul>li{border-bottom:1px solid var(--line);}
.acc-btn,.acc-link{display:flex;align-items:center;justify-content:space-between;width:100%;padding:17px 14px;font-size:17px;font-weight:700;color:var(--ink);}
.acc-btn svg{transition:transform .25s;color:var(--gray);}
.acc.is-open .acc-btn{color:var(--pri);}
.acc.is-open .acc-btn svg{transform:rotate(180deg);}
.acc-panel{max-height:0;overflow:hidden;transition:max-height .3s ease;}
.acc.is-open .acc-panel{max-height:300px;}
.acc-panel a{display:block;padding:11px 14px;font-size:15px;color:#5b636d;}
.acc-panel a:hover{color:var(--pri);}

/* ====================== MAIN VISUAL ====================== */
.main{display:block;position:relative;}
.main-section{position:relative;}
.main-visual{padding:72px 0 0;position:relative;}
.mv-viewport{overflow:hidden;}
.mv-track{display:flex;align-items:stretch;transition:transform .6s cubic-bezier(.3,.8,.3,1);will-change:transform;}
.mv-slide{
  flex:0 0 1280px;max-width:1280px;height:480px;margin-right:60px;border-radius:24px;overflow:hidden;
  position:relative;display:flex;align-items:center;padding:0 72px;
}
.mv-slide-1{background:linear-gradient(175deg,#eaf6fc 0%,#d5edf5 42%,#8fd3e2 100%);}
.mv-slide-2{background:#ffd83d;}
.mv-copy{position:relative;z-index:2;max-width:520px;}
.mv-tag{display:inline-block;padding:9px 20px;border-radius:999px;background:#262b30;color:#fff;font-size:15px;font-weight:600;}
.mv-title{margin-top:26px;font-size:54px;font-weight:800;line-height:1.24;letter-spacing:-.035em;color:#16213a;}
.mv-desc{margin-top:26px;font-size:18px;color:#2d3640;font-weight:500;}

.mv-art{position:absolute;right:40px;top:0;bottom:0;width:640px;}
.mv-doodle{position:absolute;inset:0;width:100%;height:100%;}
.mv-100{
  position:absolute;left:36px;top:50%;transform:translateY(-52%);
  font-size:190px;font-weight:900;line-height:1;letter-spacing:-.06em;
  background:linear-gradient(140deg,#5fe0b0 0%,#2ecf9a 35%,#1ab6d8 75%,#0f9fd0 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  filter:drop-shadow(0 12px 18px rgba(20,120,140,.25));
}
.mv-jeom{
  position:absolute;left:372px;top:62%;font-size:54px;font-weight:900;color:#ff5fa8;
  -webkit-text-stroke:5px #fff;paint-order:stroke fill;transform:rotate(-12deg);
}
.mv-chip{
  position:absolute;right:20px;width:140px;border-radius:14px;padding:12px 14px 14px;
  display:flex;flex-direction:column;gap:6px;box-shadow:0 10px 22px rgba(20,40,70,.18);
}
.mv-chip small{font-size:11px;font-weight:700;white-space:nowrap;background:rgba(255,255,255,.28);border-radius:999px;padding:4px 8px;align-self:flex-start;}
.mv-chip b{font-size:34px;font-weight:900;line-height:1;}
.mv-chip b i{font-size:17px;margin-left:2px;}
.mv-chip-blue{top:130px;background:linear-gradient(140deg,#25c9f2,#1aa4e8);color:#fff;}
.mv-chip-purple{top:236px;background:linear-gradient(140deg,#8a5cf0,#6c3ee0);color:#fff;}
.mv-chip-purple b{font-size:26px;}

.mv-art-2{right:80px;display:flex;align-items:center;justify-content:flex-end;}
.mv-art-2::before{content:"";position:absolute;right:60px;top:50%;transform:translateY(-50%);width:330px;height:330px;border-radius:50%;background:rgba(255,255,255,.35);}

.mv-arrow{
  position:absolute;top:calc(72px + 240px);transform:translateY(-50%);z-index:5;
  width:44px;height:44px;border-radius:50%;background:rgba(255,255,255,.75);color:#4a5560;
  display:flex;align-items:center;justify-content:center;box-shadow:0 4px 14px rgba(20,40,70,.12);transition:background .2s;
}
.mv-arrow:hover{background:#fff;color:var(--pri);}
.mv-prev{left:calc((100% - 1280px)/2 + 12px);}
.mv-next{right:calc((100% - 1280px)/2 + 12px);}
.mv-pager{display:flex;align-items:center;justify-content:center;gap:9px;margin-top:26px;}
.mv-pager button{width:9px;height:9px;border-radius:50%;background:#cfd6dd;transition:.2s;}
.mv-pager button.is-on{background:#2b3138;width:9px;}

/* 플로팅 MY */
.floating-my{
  position:absolute;right:0;top:132px;z-index:30;width:52px;padding:10px 0 9px;border-radius:12px 0 0 12px;
  background:#fff;box-shadow:-4px 4px 16px rgba(20,40,70,.12);
  display:flex;flex-direction:column;align-items:center;gap:2px;
}
.floating-my em{font-size:12px;font-weight:800;color:var(--pri);}

/* ====================== 학습자료실 / 고객지원 ====================== */
.sec-support{padding:80px 0 0;}
.box-wrap{display:flex;gap:24px;align-items:stretch;}
.box{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:34px 36px;transition:box-shadow .3s,border-color .3s;}
.box:hover{border-color:#cfe9f4;box-shadow:0 14px 34px rgba(20,60,90,.08);}
.box h2{font-size:24px;font-weight:800;letter-spacing:-.03em;}
.box-resource{flex:0 0 66%;display:flex;align-items:center;gap:40px;}
.box-head{flex:1 1 auto;}
.box-head p{margin-top:14px;font-size:15px;color:#6b737c;line-height:1.62;}
.go-link{display:inline-flex;align-items:center;gap:8px;margin-top:20px;font-size:14px;font-weight:700;color:var(--ink);}
.go-circle{display:flex;align-items:center;justify-content:center;width:22px;height:22px;border-radius:50%;background:var(--ink);color:#fff;transition:background .2s,transform .2s;}
.go-link:hover .go-circle{background:var(--pri);transform:translateX(3px);}
.res-list{flex:0 0 auto;display:flex;gap:10px;}
.res-list a{display:flex;flex-direction:column;align-items:center;gap:12px;width:88px;}
.res-ico{display:flex;align-items:center;justify-content:center;width:64px;height:64px;border-radius:50%;background:#f3f5f7;transition:background .25s,transform .25s;}
.res-list a:hover .res-ico{background:var(--pri-l);transform:translateY(-4px);}
.res-list em{font-size:14px;font-weight:600;color:var(--ink-2);}

.box-cs{flex:1 1 auto;display:flex;flex-direction:column;}
.cs-list{margin-top:22px;display:flex;flex-direction:column;gap:6px;}
.cs-list a{display:flex;align-items:center;gap:12px;padding:14px 4px;font-size:16px;font-weight:600;color:var(--ink-2);}
.cs-ico{display:flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:9px;background:var(--pri-l);}
.cs-arrow{margin-left:auto;color:var(--gray-2);transition:transform .2s,color .2s;}
.cs-list a:hover{color:var(--pri);}
.cs-list a:hover .cs-arrow{color:var(--pri);transform:translateX(3px);}

/* ====================== 퀵메뉴 ====================== */
.sec-quick{padding:24px 0 0;}
.quick-list{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.quick-list a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;height:106px;padding:0 10px 0 26px;
  background:#fff;border:1px solid var(--line);border-radius:18px;transition:box-shadow .3s,transform .3s,border-color .3s;
}
.quick-list a:hover{transform:translateY(-4px);box-shadow:0 14px 30px rgba(20,60,90,.09);border-color:#cfe9f4;}
.quick-list strong{font-size:18px;font-weight:700;letter-spacing:-.03em;}
.quick-list img{width:78px;height:78px;object-fit:contain;}

/* ====================== 추천 교재 ====================== */
.sec-books{padding:96px 0 40px;overflow:hidden;}
.deco-circle{position:absolute;left:-520px;top:-20px;width:1040px;height:1040px;border-radius:50%;background:#f1f9fd;z-index:-1;}
.sec-title{text-align:center;font-size:40px;font-weight:800;letter-spacing:-.04em;line-height:1.3;}
.title-select{position:relative;display:inline-block;vertical-align:middle;}
.title-select>button{
  display:inline-flex;align-items:center;gap:2px;color:var(--pri);font-size:40px;font-weight:800;
  border-bottom:3px solid var(--pri);padding:0 2px 2px;letter-spacing:-.04em;
}
.title-select>button svg{width:26px;height:26px;margin-top:6px;}
.title-select-list{
  position:absolute;left:50%;transform:translateX(-50%);top:calc(100% + 10px);z-index:10;
  background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:0 12px 26px rgba(16,32,52,.12);
  padding:8px;min-width:120px;
}
.title-select-list button{display:block;width:100%;padding:9px 12px;border-radius:8px;font-size:16px;font-weight:600;text-align:center;color:var(--ink-2);}
.title-select-list button:hover,.title-select-list button.is-on{background:var(--pri-l);color:var(--pri);}

.book-slider{display:flex;align-items:flex-start;gap:36px;margin-top:56px;}
.book-cover-col{flex:0 0 360px;}
.book-cover-stage{position:relative;width:360px;height:488px;}
.book-detail-col{flex:1 1 auto;min-width:0;padding-top:26px;}
.book-chips{display:flex;gap:8px;}
.book-chip{display:inline-flex;align-items:center;gap:5px;padding:6px 14px 6px 10px;border-radius:999px;background:#fff;border:1px solid #d9eef7;font-size:14px;font-weight:700;color:var(--pri);}
.book-chip i{width:16px;height:16px;border-radius:50%;background:var(--pri);color:#fff;font-size:10px;display:flex;align-items:center;justify-content:center;font-weight:800;}
.book-chip.is-sub{color:#7a56e8;border-color:#e2daff;}
.book-chip.is-sub i{background:#7a56e8;}
.book-detail-col h3{margin-top:18px;font-size:32px;font-weight:800;line-height:1.32;letter-spacing:-.04em;}
.book-catch{margin-top:26px;font-size:17px;font-weight:800;color:var(--pri);}
.book-points{margin-top:14px;display:flex;flex-direction:column;gap:9px;}
.book-points li{position:relative;padding-left:20px;font-size:15px;color:#4d555e;}
.book-points li::before{content:"#";position:absolute;left:0;top:0;color:var(--pri);font-weight:800;}

.book-thumb-col{flex:0 0 460px;min-width:0;padding-top:26px;}
.book-thumb-nav{display:flex;justify-content:flex-start;gap:8px;margin-bottom:22px;}
.tn-arrow,.rv-arrow{
  width:34px;height:34px;border-radius:50%;border:1px solid var(--line);background:#fff;color:#5b636d;
  display:flex;align-items:center;justify-content:center;transition:.2s;
}
.tn-arrow:hover,.rv-arrow:hover{border-color:var(--pri);color:var(--pri);}
.book-thumb-viewport{overflow:hidden;}
.book-thumb-track{display:flex;gap:18px;transition:transform .45s cubic-bezier(.3,.8,.3,1);}
.book-thumb-track li{flex:0 0 140px;}
.book-thumb-track button{display:block;width:100%;text-align:left;}
.book-thumb-track .bcover{width:140px;height:190px;}
.book-thumb-track .tn-name{display:block;margin-top:12px;font-size:14px;color:#4d555e;line-height:1.45;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.book-thumb-track li.is-on .tn-name{color:var(--pri);font-weight:700;}
.book-thumb-track li.is-on .bcover{outline:3px solid var(--pri);outline-offset:3px;border-radius:4px;}
.book-pager{display:flex;justify-content:center;gap:8px;margin-top:42px;}
.book-pager button{width:8px;height:8px;border-radius:50%;background:#d7dde3;transition:.2s;}
.book-pager button.is-on{background:var(--pri);width:22px;border-radius:999px;}

/* ---- CSS 교재 표지 ---- */
.bcover{
  position:relative;width:100%;height:100%;border-radius:3px 8px 8px 3px;overflow:hidden;
  background:linear-gradient(160deg,var(--c1,#3fd0b2),var(--c2,#18b394));
  box-shadow:0 18px 40px rgba(20,50,80,.18);
  display:flex;flex-direction:column;padding:10% 9%;color:#fff;
}
.bcover::before{content:"";position:absolute;left:0;top:0;bottom:0;width:7px;background:rgba(0,0,0,.14);}
.bcover-blob{position:absolute;right:-16%;top:22%;width:74%;aspect-ratio:1;border-radius:50%;background:rgba(255,255,255,.22);}
.bcover-brand{position:relative;z-index:2;align-self:flex-start;padding:3px 10px;border-radius:999px;background:rgba(255,255,255,.9);color:var(--c2,#18b394);font-size:.9em;font-weight:800;}
.bcover-title{position:relative;z-index:2;margin-top:8%;font-size:2.6em;font-weight:900;letter-spacing:-.05em;line-height:1.05;text-shadow:0 3px 10px rgba(0,0,0,.14);}
.bcover-sub{position:relative;z-index:2;margin-top:auto;font-size:1.05em;font-weight:700;opacity:.95;}
.bcover-grade{position:relative;z-index:2;margin-top:6px;align-self:flex-start;padding:4px 12px;border-radius:8px;background:rgba(0,0,0,.22);font-size:1.15em;font-weight:900;}
.bcover-pub{position:relative;z-index:2;margin-top:10px;font-size:.8em;font-weight:800;letter-spacing:-.03em;opacity:.85;}
.book-cover-stage .bcover{font-size:20px;}
.book-thumb-track .bcover{font-size:9px;}
.bcover-lg{width:290px;height:390px;font-size:17px;transform:rotate(-6deg);}
.bcover-c1{--c1:#4fe0bd;--c2:#0fa98c;}
.bcover-c2{--c2:#0e9ad6;--c1:#5fd2f5;}
.bcover-c3{--c1:#8ec5ff;--c2:#2d6ee0;}
.bcover-c4{--c1:#ffb36b;--c2:#f0761d;}
.bcover-c5{--c1:#b79bff;--c2:#6c40dd;}
.bcover-c6{--c1:#7be3a6;--c2:#19a95f;}
.bcover-c7{--c1:#ff9db8;--c2:#e8447a;}
.bcover-c8{--c1:#ffd86b;--c2:#e8a00c;}

/* ====================== 교재 후기 ====================== */
.sec-review{padding:80px 0 30px;overflow:hidden;}
.review-head{display:flex;align-items:center;justify-content:space-between;margin-top:36px;}
.tabs{display:flex;gap:8px;}
.tab{padding:10px 22px;border-radius:999px;border:1px solid var(--line);background:#fff;font-size:15px;font-weight:600;color:#5b636d;transition:.2s;}
.tab:hover{border-color:var(--pri);color:var(--pri);}
.tab.is-on{background:var(--ink);border-color:var(--ink);color:#fff;font-weight:700;}
.review-nav{display:flex;gap:8px;}
.review-viewport{margin-top:26px;overflow:hidden;padding:6px 0 10px;}
.review-track{display:flex;gap:24px;padding-left:max(20px,calc((100% - 1280px)/2));transition:transform .45s cubic-bezier(.3,.8,.3,1);}
.review-card{
  flex:0 0 380px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:26px 26px 22px;
  min-height:420px;display:flex;flex-direction:column;position:relative;transition:box-shadow .3s,border-color .3s;
}
.review-card:hover{border-color:#cfe9f4;box-shadow:0 14px 34px rgba(20,60,90,.09);}
.rv-top{display:flex;justify-content:space-between;gap:14px;}
.rv-book{font-size:13px;color:#7b838c;line-height:1.45;max-width:66%;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.rv-thumb{flex:0 0 58px;}
.rv-thumb .bcover{width:58px;height:80px;font-size:4.6px;border-radius:2px 5px 5px 2px;box-shadow:0 6px 14px rgba(20,50,80,.16);}
.rv-title{margin-top:16px;font-size:18px;font-weight:800;line-height:1.4;letter-spacing:-.03em;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.rv-badge{display:inline-block;margin-right:6px;padding:3px 7px;border-radius:5px;background:var(--pri);color:#fff;font-size:12px;font-weight:800;vertical-align:2px;}
.rv-body{margin-top:14px;font-size:14px;line-height:1.66;color:#5b636d;
  display:-webkit-box;-webkit-line-clamp:6;-webkit-box-orient:vertical;overflow:hidden;}
.rv-foot{margin-top:auto;padding-top:20px;}
.rv-stars{display:flex;align-items:center;gap:8px;}
.rv-stars .stars{display:flex;gap:1px;}
.rv-photo{padding:3px 8px;border-radius:5px;background:#fff0d9;color:#d08300;font-size:11px;font-weight:700;}
.rv-meta{display:flex;align-items:center;gap:8px;margin-top:12px;padding-right:56px;font-size:12px;color:#8b95a1;}
.rv-meta .rv-date{margin-left:auto;}
.rv-avatar{position:absolute;right:20px;bottom:18px;width:46px;height:46px;border-radius:50%;display:flex;align-items:center;justify-content:center;}
.review-scrollbar{width:1280px;max-width:calc(100% - 40px);height:3px;margin:24px auto 0;background:#eceff2;border-radius:3px;overflow:hidden;}
.review-scrollbar span{display:block;height:100%;background:var(--pri);border-radius:3px;transition:width .3s,margin-left .3s;}

/* ====================== 소식 ====================== */
.sec-news{padding:78px 0 40px;background:#fafcfd;margin-top:40px;}
.news-slider{position:relative;margin-top:44px;}
.news-viewport{overflow:hidden;}
.news-track{display:flex;gap:24px;transition:transform .45s cubic-bezier(.3,.8,.3,1);}
.news-card{flex:0 0 calc((100% - 48px)/3);}
.news-card a{display:flex;flex-direction:column;height:268px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:30px 32px;transition:box-shadow .3s,border-color .3s,transform .3s;}
.news-card a:hover{border-color:#cfe9f4;box-shadow:0 14px 34px rgba(20,60,90,.09);transform:translateY(-3px);}
.news-badge{display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:700;color:var(--pri);}
.news-card strong{margin-top:16px;font-size:18px;font-weight:700;line-height:1.45;letter-spacing:-.03em;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-card p{margin-top:12px;font-size:14px;line-height:1.6;color:#8b95a1;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-date{margin-top:auto;font-size:13px;color:#a7aeb6;}
.news-arrow{
  position:absolute;top:50%;transform:translateY(-50%);z-index:4;width:44px;height:44px;border-radius:50%;
  background:#fff;border:1px solid var(--line);color:#5b636d;display:flex;align-items:center;justify-content:center;
  box-shadow:0 4px 14px rgba(20,40,70,.08);transition:.2s;
}
.news-arrow:hover{color:var(--pri);border-color:var(--pri);}
.news-prev{left:-22px;}
.news-next{right:-22px;}
.news-pager{display:flex;justify-content:center;gap:8px;margin-top:34px;}
.news-pager button{width:8px;height:8px;border-radius:50%;background:#d7dde3;transition:.2s;}
.news-pager button.is-on{background:var(--pri);width:22px;border-radius:999px;}

/* ====================== 유용한 사이트 ====================== */
.sec-sitelink{padding:60px 0 84px;}
.sitelink-list{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.sitelink-list a{
  display:flex;align-items:flex-end;justify-content:space-between;gap:10px;height:266px;
  background:#f4f6f8;border-radius:var(--radius);padding:32px 0 30px 32px;overflow:hidden;transition:background .3s,transform .3s;
}
.sitelink-list a:hover{background:#eef4f8;transform:translateY(-4px);}
.sl-text{flex:1 1 auto;align-self:stretch;display:flex;flex-direction:column;}
.sl-logo{display:inline-block;font-size:20px;font-weight:900;letter-spacing:-.04em;align-self:flex-start;}
.sl-logo-1{color:#2f6df0;background:linear-gradient(92deg,#2f6df0,#6f4df0);-webkit-background-clip:text;background-clip:text;color:transparent;}
.sl-logo-2{color:#1b1b1b;letter-spacing:.02em;font-size:19px;}
.sl-logo-3{color:#0aa84f;}
.sl-text strong{margin-top:16px;font-size:18px;font-weight:700;line-height:1.5;letter-spacing:-.03em;color:var(--ink);}
.sl-go{margin-top:auto;width:26px;height:26px;border-radius:50%;background:var(--ink);color:#fff;display:flex;align-items:center;justify-content:center;transition:background .2s,transform .2s;}
.sitelink-list a:hover .sl-go{background:var(--pri);transform:translateX(3px);}
.sitelink-list img{flex:0 0 auto;width:190px;height:auto;object-fit:contain;align-self:center;}

/* ====================== FOOTER ====================== */
.footer{border-top:1px solid var(--line);padding:0 0 56px;background:#fff;}
.foot-top{display:flex;align-items:center;justify-content:space-between;height:66px;border-bottom:1px solid var(--line);}
.foot-links{display:flex;gap:28px;}
.foot-links a{font-size:14px;color:#5b636d;}
.foot-links a:hover{color:var(--ink);}
.foot-links .is-strong{color:var(--pri);font-weight:800;}
.family-site{position:relative;}
.family-site>button{display:flex;align-items:center;gap:10px;font-size:14px;color:#5b636d;}
.fs-circle{display:flex;align-items:center;justify-content:center;width:22px;height:22px;border-radius:50%;background:var(--ink);color:#fff;transition:transform .25s;}
.family-site.is-open .fs-circle{transform:rotate(180deg);}
.family-list{position:absolute;right:0;bottom:calc(100% + 12px);min-width:180px;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:0 12px 26px rgba(16,32,52,.12);padding:8px;}
.family-list a{display:block;padding:10px 14px;border-radius:8px;font-size:14px;color:var(--ink-2);}
.family-list a:hover{background:var(--pri-l);color:var(--pri);}

.foot-mid{display:flex;align-items:center;justify-content:space-between;padding:34px 0 26px;}
.logo-mark-foot{font-size:30px;}
.foot-award{display:flex;align-items:center;gap:12px;border:1px solid var(--line);border-radius:12px;padding:10px 16px;}
.award-mark{
  display:flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:8px;
  background:linear-gradient(145deg,#e33b3b,#b81f1f);color:#fff;font-size:10px;font-weight:900;letter-spacing:-.02em;
}
.award-text{font-size:11px;color:#7b838c;line-height:1.5;}
.award-text b{display:block;font-size:13px;color:var(--ink);font-weight:800;}

.foot-info{border-top:1px solid var(--line);padding-top:24px;}
.foot-info p{display:flex;flex-wrap:wrap;gap:6px 22px;font-size:13px;color:#7b838c;line-height:1.9;}
.foot-info b{font-weight:600;color:#5b636d;}
.foot-info a{text-decoration:underline;color:#5b636d;}
.info-check{color:var(--pri)!important;}

.foot-bottom{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-top:26px;}
.foot-copy p{font-size:12px;color:#9aa2ab;}
.foot-demo{margin-top:6px;font-size:11px;color:#c0c6cc;}
.foot-sns{display:flex;gap:8px;}
.foot-sns a{display:flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:50%;background:#f4f6f8;color:#5b636d;transition:.2s;}
.foot-sns a:hover{background:var(--pri);color:#fff;}

/* to top */
.to-top{
  position:fixed;right:28px;bottom:28px;z-index:90;width:46px;height:46px;border-radius:50%;
  background:#fff;border:1px solid var(--line);color:var(--ink-2);display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 18px rgba(20,40,70,.12);opacity:0;visibility:hidden;transform:translateY(10px);transition:.25s;
}
.to-top.is-show{opacity:1;visibility:visible;transform:none;}
.to-top:hover{color:var(--pri);border-color:var(--pri);}

/* ====================== RESPONSIVE ====================== */
@media (max-width:1360px){
  .mv-slide{flex-basis:calc(100vw - 120px);max-width:calc(100vw - 120px);}
  .mv-prev{left:22px;}
  .mv-next{right:22px;}
  .review-track{padding-left:20px;}
  .review-scrollbar{width:auto;max-width:none;margin:24px 20px 0;}
}
@media (max-width:1200px){
  .header .inner{gap:12px;}
  .gnb-item>a{padding:12px 11px;font-size:17px;}
  .logo-mark{font-size:28px;}
  .logo-sub{font-size:17px;}
  .mv-slide{height:420px;padding:0 48px;}
  .mv-title{font-size:44px;}
  .mv-art{width:520px;right:20px;}
  .mv-100{font-size:150px;left:20px;}
  .mv-jeom{left:292px;font-size:44px;}
  .mv-chip{width:120px;}
  .mv-arrow{top:calc(72px + 210px);}
  .book-slider{gap:26px;}
  .book-cover-col{flex-basis:300px;}
  .book-cover-stage{width:300px;height:408px;}
  .book-cover-stage .bcover{font-size:17px;}
  .book-thumb-col{flex-basis:360px;}
  .box-resource{flex-basis:60%;gap:24px;}
  .res-list a{width:76px;}
  .res-ico{width:58px;height:58px;}
}
@media (max-width:1024px){
  .util-bar{display:none;}
  .header .inner{height:70px;}
  .gnb{display:none;}
  .sec-title{font-size:32px;}
  .title-select>button{font-size:32px;}
  .title-select>button svg{width:22px;height:22px;}
  .main-visual{padding-top:40px;}
  .mv-slide{height:380px;flex-basis:calc(100vw - 80px);max-width:calc(100vw - 80px);margin-right:28px;padding:0 40px;}
  .mv-title{font-size:36px;}
  .mv-desc{font-size:16px;margin-top:18px;}
  .mv-art{width:380px;right:0;}
  .mv-100{font-size:118px;left:0;}
  .mv-jeom{left:222px;font-size:34px;top:58%;}
  .mv-chip{width:104px;padding:9px 11px 11px;}
  .mv-chip b{font-size:26px;}
  .mv-chip-purple b{font-size:19px;}
  .mv-chip-blue{top:88px;}
  .mv-chip-purple{top:170px;}
  .mv-arrow{top:calc(40px + 190px);}
  .bcover-lg{width:210px;height:284px;font-size:13px;}
  .mv-art-2::before{width:230px;height:230px;right:30px;}
  .sec-support{padding-top:56px;}
  .box-wrap{flex-direction:column;}
  .box-resource{flex-basis:auto;}
  .quick-list{grid-template-columns:repeat(2,1fr);gap:16px;}
  .sec-books{padding-top:72px;}
  .book-slider{flex-wrap:wrap;margin-top:40px;}
  .book-cover-col{flex-basis:260px;}
  .book-cover-stage{width:260px;height:354px;}
  .book-cover-stage .bcover{font-size:15px;}
  .book-detail-col{flex:1 1 300px;padding-top:0;}
  .book-detail-col h3{font-size:26px;}
  .book-thumb-col{flex:1 1 100%;min-width:0;padding-top:10px;}
  .review-card{flex-basis:320px;min-height:400px;}
  .news-card{flex-basis:calc((100% - 24px)/2);}
  .news-prev{left:-8px;}
  .news-next{right:-8px;}
  .sitelink-list{grid-template-columns:1fr;}
  .sitelink-list a{height:210px;}
  .sitelink-list img{width:230px;}
  .deco-circle{display:none;}
}
@media (max-width:768px){
  .inner{padding:0 20px;}
  .header .inner{height:64px;}
  .logo-mark{font-size:25px;}
  .logo-sub{font-size:15px;}
  .ico-btn{width:36px;height:36px;}
  .allmenu-btn{width:42px;height:42px;}
  .main-visual{padding-top:24px;}
  .mv-slide{height:auto;min-height:440px;flex-direction:column;align-items:flex-start;justify-content:flex-start;padding:36px 28px 32px;margin-right:16px;border-radius:18px;
    flex-basis:calc(100vw - 40px);max-width:calc(100vw - 40px);}
  .mv-copy{max-width:100%;}
  .mv-tag{font-size:13px;padding:7px 15px;}
  .mv-title{font-size:28px;margin-top:18px;}
  .mv-desc{display:none;}
  .mv-art{position:relative;right:auto;top:auto;width:100%;height:220px;margin-top:12px;}
  .mv-100{font-size:92px;left:6px;transform:translateY(-50%);top:50%;}
  .mv-jeom{left:148px;right:auto;top:64%;font-size:28px;-webkit-text-stroke-width:4px;}
  .mv-chip{position:static;width:auto;}
  .mv-chip small{font-size:9.5px;padding:3px 7px;}
  .mv-chip-blue,.mv-chip-purple{position:absolute;right:0;}
  .mv-chip-blue{top:24px;width:104px;}
  .mv-chip-purple{top:116px;width:104px;}
  .mv-arrow{display:none;}
  .mv-pager{margin-top:18px;}
  .mv-art-2{position:relative;right:auto;justify-content:center;height:260px;}
  .mv-art-2::before{right:auto;left:50%;transform:translate(-50%,-50%);}
  .floating-my{top:70px;width:46px;}
  .sec-support{padding-top:36px;}
  .box{padding:26px 22px;border-radius:16px;}
  .box-resource{flex-direction:column;align-items:flex-start;gap:24px;}
  .res-list{width:100%;justify-content:space-between;gap:4px;}
  .res-list a{width:auto;flex:1;}
  .res-ico{width:54px;height:54px;}
  .res-list em{font-size:13px;}
  .quick-list{gap:12px;}
  .quick-list a{height:88px;padding:0 6px 0 16px;border-radius:14px;}
  .quick-list strong{font-size:15px;}
  .quick-list img{width:56px;height:56px;}
  .sec-books{padding:56px 0 20px;}
  .sec-title{font-size:26px;}
  .title-select>button{font-size:26px;border-bottom-width:2px;}
  .title-select>button svg{width:19px;height:19px;margin-top:4px;}
  .book-slider{gap:20px;margin-top:28px;}
  .book-cover-col{flex:0 0 150px;}
  .book-cover-stage{width:150px;height:204px;}
  .book-cover-stage .bcover{font-size:9px;}
  .book-detail-col{flex:1 1 180px;}
  .book-detail-col h3{font-size:19px;margin-top:12px;}
  .book-chip{font-size:12px;padding:4px 10px 4px 7px;}
  .book-catch{font-size:14px;margin-top:16px;}
  .book-points li{font-size:13px;}
  .book-thumb-track li{flex-basis:104px;}
  .book-thumb-track .bcover{width:104px;height:142px;font-size:6.6px;}
  .book-thumb-track .tn-name{font-size:12px;}
  .sec-review{padding:56px 0 20px;}
  .review-head{flex-direction:column;align-items:flex-start;gap:14px;margin-top:22px;}
  .tabs{width:100%;overflow-x:auto;padding-bottom:2px;}
  .tab{flex:0 0 auto;padding:9px 18px;font-size:14px;}
  .review-nav{display:none;}
  .review-viewport{overflow-x:auto;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;}
  .review-viewport::-webkit-scrollbar{display:none;}
  .review-track{transform:none!important;gap:14px;padding-right:20px;}
  .review-card{flex-basis:276px;min-height:360px;padding:20px 20px 18px;scroll-snap-align:start;}
  .rv-title{font-size:16px;}
  .review-scrollbar{display:none;}
  .sec-news{padding:52px 0 32px;margin-top:20px;}
  .news-slider{margin-top:26px;}
  .news-card{flex-basis:100%;}
  .news-card a{height:auto;min-height:214px;padding:24px 22px;}
  .news-arrow{width:38px;height:38px;}
  .news-prev{left:-6px;}
  .news-next{right:-6px;}
  .sec-sitelink{padding:36px 0 56px;}
  .sitelink-list a{height:180px;padding:24px 0 22px 22px;}
  .sitelink-list img{width:170px;}
  .sl-text strong{font-size:16px;margin-top:12px;}
  .foot-top{flex-direction:column;align-items:flex-start;gap:14px;height:auto;padding:22px 0;}
  .foot-links{flex-wrap:wrap;gap:10px 18px;}
  .foot-mid{flex-direction:column;align-items:flex-start;gap:18px;padding:24px 0 20px;}
  .foot-info p{gap:2px 16px;font-size:12px;line-height:1.8;}
  .foot-bottom{flex-direction:column;align-items:flex-start;gap:16px;}
  .to-top{right:16px;bottom:16px;width:42px;height:42px;}
}
@media (max-width:420px){
  .mv-title{font-size:24px;}
  .book-slider{flex-direction:column;}
  .book-cover-col{flex:0 0 auto;align-self:center;}
  .book-cover-stage{width:180px;height:245px;}
  .book-cover-stage .bcover{font-size:11px;}
  .book-detail-col{flex:1 1 auto;}
  .quick-list{grid-template-columns:1fr;}
}