/* KCBT LMS — 브랜드: 블루(#1b4db3) + 오렌지(#f28c1b) (명함 로고 색상 기준) */
:root{
  --blue:#1b4db3; --blue-d:#12367f; --blue-l:#eaf0fc; --orange:#f28c1b; --orange-d:#d9730a;
  --ink:#1c2230; --sub:#5b6477; --line:#e4e8f0; --bg:#f5f7fb; --white:#fff; --red:#e8452c;
  --radius:14px; --shadow:0 6px 24px rgba(20,40,90,.08); --wrap:1200px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Pretendard','Apple SD Gothic Neo','Noto Sans KR',system-ui,sans-serif;color:var(--ink);background:#fff;line-height:1.55;word-break:keep-all;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 20px}
.hidden{display:none!important}

/* ── 상단 띠배너 ── */
.topbar{background:var(--blue-d);color:#dfe7fb;font-size:13px}
.topbar .wrap{display:flex;justify-content:space-between;align-items:center;height:36px}
.topbar b{color:#ffd28f}
.topbar .links{display:flex;gap:16px}
.topbar .links a:hover{color:#fff}

/* ── 헤더 ── */
.header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
.header .wrap{display:flex;align-items:center;gap:28px;height:76px}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo svg{width:42px;height:42px}
.logo .t1{font-size:19px;font-weight:800;letter-spacing:-.5px;line-height:1.1}
.logo .t2{font-size:11px;color:var(--sub);letter-spacing:.3px}
.gnb{display:flex;gap:4px;flex:1}
.gnb a{padding:10px 14px;font-weight:700;font-size:16px;border-radius:10px;white-space:nowrap}
.gnb a:hover,.gnb a.on{color:var(--blue);background:var(--blue-l)}
.hsearch{display:flex;align-items:center;background:var(--bg);border:1px solid var(--line);border-radius:999px;padding:0 6px 0 16px;height:42px;width:250px}
.hsearch input{border:0;background:none;outline:0;flex:1;font-size:14px;min-width:0}
.hsearch button{width:32px;height:32px;border-radius:50%;background:var(--blue);color:#fff;font-size:14px}
.huser{display:flex;gap:8px;align-items:center;flex-shrink:0}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;height:42px;padding:0 18px;border-radius:10px;font-weight:700;font-size:14px;transition:.15s;white-space:nowrap}
.btn-line{border:1px solid var(--line);background:#fff}
.btn-line:hover{border-color:var(--blue);color:var(--blue)}
.btn-blue{background:var(--blue);color:#fff}
.btn-blue:hover{background:var(--blue-d)}
.btn-orange{background:var(--orange);color:#fff}
.btn-orange:hover{background:var(--orange-d)}
.btn-lg{height:54px;font-size:17px;padding:0 28px;border-radius:12px}
.btn-sm{height:34px;padding:0 12px;font-size:13px;border-radius:8px}
.btn-block{width:100%}
.btn:disabled{opacity:.5;cursor:not-allowed}
.menu-btn{display:none;font-size:26px;margin-left:auto}

/* ── 카테고리 바 ── */
.catbar{background:#fff;border-bottom:1px solid var(--line)}
.catbar .wrap{display:flex;gap:6px;overflow-x:auto;padding:10px 20px;scrollbar-width:none}
.catbar .wrap::-webkit-scrollbar{display:none}
.catbar a{flex-shrink:0;padding:7px 14px;border-radius:999px;font-size:14px;font-weight:600;color:var(--sub);border:1px solid transparent}
.catbar a:hover,.catbar a.on{color:var(--blue);border-color:var(--blue);background:var(--blue-l)}

/* ── 히어로 슬라이더 ── */
.hero{position:relative;overflow:hidden;background:var(--blue-d)}
.hero .slides{display:flex;transition:transform .6s ease}
.hero .slide{min-width:100%;padding:70px 0 80px;color:#fff;position:relative}
.hero .slide .wrap{display:flex;align-items:center;justify-content:space-between;gap:40px}
.hero .copy{max-width:620px;position:relative;z-index:1}
.hero .badge{display:inline-block;background:var(--orange);color:#fff;font-weight:800;font-size:13px;padding:6px 12px;border-radius:999px;margin-bottom:18px}
.hero h1{font-size:44px;line-height:1.25;font-weight:800;letter-spacing:-1.2px;margin-bottom:16px}
.hero h1 em{font-style:normal;color:#ffd28f}
.hero p{font-size:18px;opacity:.9;margin-bottom:28px}
.hero .art{font-size:150px;line-height:1;filter:drop-shadow(0 20px 40px rgba(0,0,0,.25));position:relative;z-index:1}
.hero .s1{background:linear-gradient(120deg,#12367f 0%,#1b4db3 60%,#2d6be0 100%)}
.hero .s2{background:linear-gradient(120deg,#6a2fb8 0%,#3b4fd6 100%)}
.hero .s3{background:linear-gradient(120deg,#0e7a67 0%,#1b8fb3 100%)}
.hero .slide::after{content:'';position:absolute;right:-120px;top:-120px;width:480px;height:480px;border-radius:50%;border:70px solid rgba(255,255,255,.06)}
.hero .dots{position:absolute;bottom:24px;left:50%;transform:translateX(-50%);display:flex;gap:8px}
.hero .dots button{width:10px;height:10px;border-radius:999px;background:rgba(255,255,255,.4);transition:.3s}
.hero .dots button.on{width:28px;background:#fff}

/* ── 빠른메뉴(퀵링크) ── */
.quick{margin-top:-40px;position:relative;z-index:5}
.quick .box{background:#fff;border-radius:18px;box-shadow:var(--shadow);display:grid;grid-template-columns:repeat(6,1fr);padding:22px 10px}
.quick a{display:flex;flex-direction:column;align-items:center;gap:8px;font-weight:700;font-size:15px;padding:8px;border-radius:12px}
.quick a:hover{background:var(--bg)}
.quick .ic{width:56px;height:56px;border-radius:16px;display:grid;place-items:center;font-size:28px;background:var(--blue-l)}

/* ── 섹션 ── */
.sec{padding:64px 0}
.sec.gray{background:var(--bg)}
.sec-head{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:26px;gap:16px}
.sec-head h2{font-size:28px;font-weight:800;letter-spacing:-.8px}
.sec-head h2 small{display:block;font-size:14px;font-weight:600;color:var(--orange);letter-spacing:0;margin-bottom:6px}
.sec-head .more{font-weight:700;color:var(--sub);font-size:14px}
.sec-head .more:hover{color:var(--blue)}
.tabs{display:flex;gap:6px;flex-wrap:wrap}
.tabs button{padding:8px 16px;border-radius:999px;border:1px solid var(--line);font-weight:700;font-size:14px;background:#fff;color:var(--sub)}
.tabs button.on{background:var(--ink);border-color:var(--ink);color:#fff}

/* ── 과정 카드 ── */
.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.2s;display:flex;flex-direction:column}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#cfd8ea}
.card .thumb{aspect-ratio:16/10;display:flex;flex-direction:column;justify-content:space-between;padding:16px;color:#fff;position:relative;overflow:hidden}
.card .thumb::after{content:'';position:absolute;right:-40px;bottom:-40px;width:150px;height:150px;border-radius:50%;background:rgba(255,255,255,.14)}
.card .thumb .emo{font-size:46px;position:absolute;right:16px;bottom:12px;z-index:1}
.card .thumb .tname{font-size:20px;font-weight:800;letter-spacing:-.5px;line-height:1.25;max-width:75%;position:relative;z-index:1;text-shadow:0 1px 6px rgba(0,0,0,.15)}
.card .tags{display:flex;gap:5px;flex-wrap:wrap;position:relative;z-index:1}
.tag{display:inline-block;font-size:11px;font-weight:800;padding:3px 8px;border-radius:6px;background:rgba(255,255,255,.95);color:var(--ink)}
.tag.hot{background:var(--red);color:#fff}
.tag.new{background:#16a34a;color:#fff}
.tag.reco{background:var(--orange);color:#fff}
.card .body{padding:16px;display:flex;flex-direction:column;gap:6px;flex:1}
.card .target{font-size:12px;font-weight:700;color:var(--blue)}
.card h3{font-size:17px;font-weight:800;letter-spacing:-.4px}
.card .meta{font-size:13px;color:var(--sub)}
.card .price{margin-top:auto;padding-top:10px;border-top:1px dashed var(--line);display:flex;align-items:baseline;gap:8px;flex-wrap:wrap}
.card .price del{font-size:13px;color:#9aa3b5}
.card .price .pct{color:var(--red);font-weight:800;font-size:15px}
.card .price b{font-size:20px;font-weight:900}

/* ── 강점/통계 ── */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.stat{background:#fff;border-radius:var(--radius);padding:28px;text-align:center;border:1px solid var(--line)}
.stat b{display:block;font-size:34px;font-weight:900;color:var(--blue);letter-spacing:-1px}
.stat span{color:var(--sub);font-weight:600}
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;counter-reset:s}
.step{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px 18px;text-align:center;position:relative}
.step .n{width:34px;height:34px;border-radius:50%;background:var(--blue);color:#fff;display:grid;place-items:center;font-weight:800;margin:0 auto 12px}
.step .i{font-size:34px;margin-bottom:8px}
.step h4{font-size:16px;margin-bottom:4px}
.step p{font-size:13px;color:var(--sub)}
.biz{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.biz div{border-radius:var(--radius);padding:26px;background:#fff;border:1px solid var(--line)}
.biz .i{font-size:32px;margin-bottom:10px}
.biz h4{font-size:18px;margin-bottom:6px}
.biz p{color:var(--sub);font-size:14px}
.reviews{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.review{background:#fff;border-radius:var(--radius);padding:26px;border:1px solid var(--line)}
.review .stars{color:#f5a300;margin-bottom:8px}
.review h4{font-size:17px;margin-bottom:8px}
.review p{color:var(--sub);font-size:14px;margin-bottom:14px}
.review .who{font-size:13px;font-weight:700}
.banner-cta{background:linear-gradient(110deg,var(--orange),#f5a623);border-radius:20px;color:#fff;padding:40px;display:flex;justify-content:space-between;align-items:center;gap:20px}
.banner-cta h3{font-size:26px;font-weight:800;letter-spacing:-.6px}
.banner-cta .btn{background:#fff;color:var(--orange-d)}
.newsrow{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px}
.panel h3{font-size:18px;margin-bottom:12px;display:flex;justify-content:space-between}
.panel h3 a{font-size:13px;color:var(--sub);font-weight:600}
.panel li{list-style:none;display:flex;justify-content:space-between;gap:10px;padding:10px 0;border-bottom:1px solid var(--line);font-size:15px}
.panel li:last-child{border:0}
.panel li span{color:var(--sub);font-size:13px;flex-shrink:0}
.cs-box b{font-size:32px;color:var(--blue);font-weight:900;display:block;margin:6px 0}

/* ── 서브 페이지 ── */
.subvis{background:linear-gradient(120deg,var(--blue-d),var(--blue));color:#fff;padding:46px 0}
.subvis h1{font-size:32px;font-weight:800;letter-spacing:-.8px}
.subvis p{opacity:.85;margin-top:6px}
.crumb{font-size:13px;opacity:.75;margin-bottom:10px}
.layout{display:grid;grid-template-columns:220px 1fr;gap:30px;padding:40px 0 70px}
.side{position:sticky;top:96px;align-self:start;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.side h3{background:var(--ink);color:#fff;padding:16px 18px;font-size:16px}
.side a{display:flex;justify-content:space-between;padding:11px 18px;border-top:1px solid var(--line);font-size:14px;font-weight:600;color:var(--sub)}
.side a span{font-size:12px;color:#9aa3b5}
.side a:hover,.side a.on{color:var(--blue);background:var(--blue-l)}
.toolbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px;gap:10px;flex-wrap:wrap}
.toolbar .cnt{font-weight:700}
.toolbar .cnt b{color:var(--blue)}
.grid.g3{grid-template-columns:repeat(3,1fr)}
.empty{text-align:center;color:var(--sub);padding:60px 0}

/* ── 과정 상세 ── */
.detail{display:grid;grid-template-columns:1fr 360px;gap:36px;padding:40px 0 80px}
.dhero{border-radius:18px;padding:34px;color:#fff;position:relative;overflow:hidden;min-height:230px;display:flex;flex-direction:column;justify-content:flex-end}
.dhero .emo{position:absolute;right:30px;top:24px;font-size:110px;opacity:.95}
.dhero h1{font-size:34px;font-weight:900;letter-spacing:-1px;position:relative}
.dhero p{opacity:.9;position:relative;max-width:70%}
.dtabs{display:flex;border-bottom:2px solid var(--line);margin:30px 0 20px;position:sticky;top:76px;background:#fff;z-index:5}
.dtabs a{padding:14px 20px;font-weight:700;color:var(--sub);margin-bottom:-2px;border-bottom:2px solid transparent}
.dtabs a:hover{color:var(--blue);border-color:var(--blue)}
.dsec{margin-bottom:40px}
.dsec h2{font-size:22px;margin-bottom:14px;letter-spacing:-.5px}
.infotbl{width:100%;border-collapse:collapse;border-top:2px solid var(--ink)}
.infotbl th,.infotbl td{padding:13px 16px;border-bottom:1px solid var(--line);text-align:left;font-size:15px}
.infotbl th{width:150px;background:var(--bg);font-weight:700;color:var(--sub)}
.pre{white-space:pre-line;color:#39414f;font-size:15px}
.lessons{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.lessons li{list-style:none;display:flex;align-items:center;gap:12px;padding:14px 18px;border-bottom:1px solid var(--line);font-size:15px}
.lessons li:last-child{border:0}
.lessons .no{width:28px;height:28px;border-radius:8px;background:var(--blue-l);color:var(--blue);font-weight:800;font-size:13px;display:grid;place-items:center;flex-shrink:0}
.lessons .t{flex:1}
.lessons .m{color:var(--sub);font-size:13px}
.buybox{position:sticky;top:96px;align-self:start;border:1px solid var(--line);border-radius:18px;padding:26px;box-shadow:var(--shadow)}
.buybox .reg{font-size:12px;color:var(--sub);margin-bottom:8px}
.buybox h3{font-size:22px;letter-spacing:-.5px;margin-bottom:14px}
.buybox .row{display:flex;justify-content:space-between;font-size:14px;padding:6px 0;color:var(--sub)}
.buybox .row b{color:var(--ink)}
.buybox .total{border-top:1px solid var(--line);margin-top:10px;padding-top:14px;display:flex;justify-content:space-between;align-items:baseline}
.buybox .total del{color:#9aa3b5;font-size:14px;margin-right:6px}
.buybox .total b{font-size:30px;font-weight:900;color:var(--red)}
.buybox .btn{margin-top:14px}
.buybox .note{font-size:12px;color:var(--sub);margin-top:12px;text-align:center}
.qa{border:1px solid var(--line);border-radius:12px;margin-bottom:10px;overflow:hidden}
.qa summary{list-style:none;cursor:pointer;padding:16px 18px;font-weight:700;display:flex;gap:10px}
.qa summary::before{content:'Q';color:var(--blue);font-weight:900}
.qa div{padding:0 18px 18px 40px;color:var(--sub);white-space:pre-line}

/* ── 폼(로그인/회원가입) ── */
.authbox{max-width:460px;margin:50px auto 80px;border:1px solid var(--line);border-radius:20px;padding:40px;box-shadow:var(--shadow)}
.authbox h1{font-size:26px;text-align:center;margin-bottom:6px;letter-spacing:-.6px}
.authbox .lead{text-align:center;color:var(--sub);margin-bottom:26px;font-size:14px}
.field{margin-bottom:14px}
.field label{display:block;font-size:13px;font-weight:700;margin-bottom:6px}
.input{width:100%;height:48px;border:1px solid var(--line);border-radius:10px;padding:0 14px;outline:0;background:#fff;transition:.15s}
textarea.input{height:auto;min-height:120px;padding:12px 14px;resize:vertical}
.input:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(27,77,179,.12)}
.chk{display:flex;gap:8px;align-items:flex-start;font-size:14px;margin:8px 0}
.chk input{margin-top:4px;accent-color:var(--blue)}
.agreebox{border:1px solid var(--line);border-radius:12px;padding:14px;margin:16px 0}
.agreebox .all{font-weight:800;border-bottom:1px solid var(--line);padding-bottom:10px;margin-bottom:6px}
.msg{font-size:14px;margin:10px 0;padding:10px 14px;border-radius:10px;display:none}
.msg.err{display:block;background:#fdecea;color:#b3261e}
.msg.ok{display:block;background:#e7f6ec;color:#1e7a3c}
.authbox .alt{text-align:center;margin-top:18px;font-size:14px;color:var(--sub)}
.authbox .alt a{color:var(--blue);font-weight:700}
.social{display:grid;gap:8px;margin-top:18px}
.social button{height:48px;border-radius:10px;font-weight:700}
.social .kakao{background:#fee500;color:#191600}
.social .naver{background:#03c75a;color:#fff}
.divider{text-align:center;color:#9aa3b5;font-size:13px;margin:20px 0 4px;position:relative}
.divider::before,.divider::after{content:'';position:absolute;top:50%;width:38%;height:1px;background:var(--line)}
.divider::before{left:0}.divider::after{right:0}

/* ── 나의 강의실 ── */
.mytop{display:grid;grid-template-columns:1.2fr 2fr;gap:20px;margin-bottom:28px}
.profile{background:linear-gradient(120deg,var(--blue-d),var(--blue));color:#fff;border-radius:18px;padding:26px}
.profile b{font-size:22px}
.mystats{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.mystats div{border:1px solid var(--line);border-radius:18px;padding:22px;text-align:center}
.mystats b{display:block;font-size:30px;font-weight:900;color:var(--blue)}
.mystats span{color:var(--sub);font-size:14px}
.enroll{display:grid;grid-template-columns:120px 1fr auto;gap:18px;align-items:center;border:1px solid var(--line);border-radius:16px;padding:18px;margin-bottom:12px}
.enroll .th{height:80px;border-radius:12px;display:grid;place-items:center;font-size:40px}
.enroll h4{font-size:17px}
.enroll .m{font-size:13px;color:var(--sub);margin:4px 0 8px}
.bar{height:8px;background:var(--bg);border-radius:99px;overflow:hidden}
.bar i{display:block;height:100%;background:var(--blue);border-radius:99px}
.enroll .acts{display:flex;flex-direction:column;gap:6px}

/* ── 게시판 ── */
.btable{width:100%;border-collapse:collapse;border-top:2px solid var(--ink)}
.btable th{background:var(--bg);font-size:14px;padding:12px;border-bottom:1px solid var(--line)}
.btable td{padding:14px 12px;border-bottom:1px solid var(--line);font-size:15px;text-align:center}
.btable td.l{text-align:left}
.btable tr:hover td{background:#fafbfe}
.pin{display:inline-block;background:var(--orange);color:#fff;font-size:11px;font-weight:800;padding:2px 7px;border-radius:5px}
.view{border-top:2px solid var(--ink)}
.view .vh{padding:20px;border-bottom:1px solid var(--line)}
.view .vh h2{font-size:22px}
.view .vh span{color:var(--sub);font-size:13px}
.view .vb{padding:30px 20px;min-height:200px;white-space:pre-line;border-bottom:1px solid var(--line)}

/* ── 푸터 ── */
.footer{background:#1a1f2b;color:#9aa3b5;font-size:13px;padding:44px 0 50px}
.footer .flinks{display:flex;gap:18px;margin-bottom:20px;color:#dfe3ec;font-weight:700}
.footer .fgrid{display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap}
.footer .flogo{color:#fff;font-weight:800;font-size:18px;margin-bottom:12px;display:flex;align-items:center;gap:8px}
.footer .flogo svg{width:30px;height:30px}
.footer p{line-height:1.9}
.footer .fcs b{display:block;font-size:26px;color:#fff;font-weight:900}
.demo-ribbon{position:fixed;left:14px;bottom:14px;z-index:100;background:var(--ink);color:#fff;font-size:12px;font-weight:700;padding:8px 12px;border-radius:999px;opacity:.85}

/* ── 모바일 ── */
@media (max-width:1024px){
  .grid{grid-template-columns:repeat(3,1fr)}
  .hsearch{display:none}
  .detail{grid-template-columns:1fr}
  .buybox{position:static}
}
@media (max-width:820px){
  .gnb{display:none;position:absolute;top:76px;left:0;right:0;background:#fff;flex-direction:column;padding:10px;border-bottom:1px solid var(--line);box-shadow:var(--shadow)}
  .gnb.open{display:flex}
  .menu-btn{display:block}
  .huser .btn-line{display:none}
  .topbar .links{display:none}
  .grid,.grid.g3{grid-template-columns:repeat(2,1fr);gap:12px}
  .hero h1{font-size:30px}.hero p{font-size:15px}.hero .art{display:none}.hero .slide{padding:44px 0 64px}
  .quick .box{grid-template-columns:repeat(3,1fr);gap:6px}
  .stats,.steps,.biz,.reviews,.newsrow,.mytop,.mystats{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr 1fr}
  .layout{grid-template-columns:1fr}
  .side{position:static}
  .banner-cta{flex-direction:column;text-align:center}
  .enroll{grid-template-columns:70px 1fr}
  .enroll .th{height:60px;font-size:28px}
  .enroll .acts{grid-column:1/-1;flex-direction:row}
  .card .thumb .tname{font-size:16px}
  .card .thumb .emo{font-size:34px}
  .authbox{padding:28px 20px;margin:24px 16px}
  .sec{padding:44px 0}
  .dhero p{max-width:100%}
}
@media (max-width:480px){
  .stats,.biz,.reviews,.newsrow,.mytop{grid-template-columns:1fr}
  .logo .t2{display:none}
}