:root{
  --navy:#14264a; --navy-2:#1d3566; --accent:#f08a24; --accent-d:#d4730f;
  --bg:#f7f8fb; --card:#fff; --text:#1c2333; --muted:#5b6578; --line:#e3e7ef;
  --hs:#2b7a6f; --uni:#5a49c9; --radius:16px;
  --shadow:0 6px 24px rgba(20,38,74,.08);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"Pretendard","Noto Sans KR","Malgun Gothic",system-ui,sans-serif;color:var(--text);background:var(--bg);line-height:1.7;font-size:16px;word-break:keep-all}
a{color:inherit}
img{max-width:100%}
.wrap{width:min(1120px,100% - 32px);margin-inline:auto}
h1,h2,h3{line-height:1.3;margin:0 0 .5em;letter-spacing:-.02em}
h1{font-size:clamp(28px,5vw,46px)} h2{font-size:clamp(22px,3.4vw,32px)} h3{font-size:19px}
p{margin:0 0 1em}
.muted{color:var(--muted)}
.eyebrow{font-weight:700;color:var(--accent-d);font-size:14px;letter-spacing:.04em;margin-bottom:8px}

/* header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:68px}
.brand{font-weight:800;font-size:19px;text-decoration:none;color:var(--navy)}
.brand{display:flex;align-items:center;gap:10px}
.brand img{display:block;height:40px;width:auto}
.brand-sub{font-size:14px;font-weight:700;color:var(--navy);padding-left:10px;border-left:1px solid var(--line)}
@media(max-width:420px){.brand-sub{display:none}}
.nav ul{display:flex;gap:6px;list-style:none;margin:0;padding:0;align-items:center}
.nav a.link{padding:8px 12px;border-radius:8px;text-decoration:none;font-weight:600;color:var(--text)}
.nav a.link:hover,.nav a.link.active{background:#eef1f8;color:var(--navy)}
.menu-btn{display:none;background:none;border:0;font-size:26px;cursor:pointer}
@media(max-width:1100px){
  .menu-btn{display:block}
  .nav ul{display:none;position:absolute;left:0;right:0;top:68px;background:#fff;flex-direction:column;align-items:stretch;padding:12px 16px;border-bottom:1px solid var(--line)}
  .nav ul.open{display:flex}
}

/* buttons */
.btn{display:inline-block;padding:13px 22px;border-radius:12px;font-weight:700;text-decoration:none;border:0;cursor:pointer;font-size:16px;font-family:inherit}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-d)}
.btn-ghost{background:rgba(255,255,255,.12);color:#fff;border:1px solid rgba(255,255,255,.4)}
.btn-line{background:#fff;color:var(--navy);border:1px solid var(--line)}
.btn-sm{padding:8px 14px;font-size:14px;border-radius:9px}

/* hero */
.hero{background:linear-gradient(135deg,var(--navy),var(--navy-2));color:#fff;padding:72px 0 80px}
.hero p{color:#d5dcf0;font-size:18px;max-width:640px}
.hero .cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.page-hero{padding:56px 0 48px}
.page-hero.hs{background:linear-gradient(135deg,#17483f,var(--hs))}
.page-hero.uni{background:linear-gradient(135deg,#2e2670,var(--uni))}

section{padding:56px 0}
section.alt{background:#fff;border-block:1px solid var(--line)}
.grid{display:grid;gap:20px}
.g2{grid-template-columns:repeat(2,1fr)} .g3{grid-template-columns:repeat(3,1fr)} .g4{grid-template-columns:repeat(4,1fr)}
@media(max-width:900px){.g3,.g4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:620px){.g2,.g3,.g4{grid-template-columns:1fr}}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow)}
.card h3{margin-bottom:8px}
.tag{display:inline-block;font-size:12px;font-weight:700;padding:3px 10px;border-radius:99px;background:#eef1f8;color:var(--navy);margin-bottom:10px}
.tag.hs{background:#dff1ee;color:var(--hs)} .tag.uni{background:#e9e5fb;color:var(--uni)}
.route{display:block;text-decoration:none;transition:transform .15s}
.route:hover{transform:translateY(-3px)}
.route .more{color:var(--accent-d);font-weight:700}

/* steps */
.steps{counter-reset:s;display:grid;gap:16px;grid-template-columns:repeat(5,1fr);padding:0;list-style:none}
.steps li{counter-increment:s;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px}
.steps li::before{content:counter(s);display:grid;place-items:center;width:32px;height:32px;border-radius:50%;background:var(--navy);color:#fff;font-weight:700;margin-bottom:10px}
.steps b{display:block;margin-bottom:4px}
@media(max-width:900px){.steps{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.steps{grid-template-columns:1fr}}

/* tabs */
.tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:20px}
.tab{padding:10px 18px;border-radius:99px;border:1px solid var(--line);background:#fff;font-weight:700;cursor:pointer;font-family:inherit;font-size:15px;color:var(--text)}
.tab[aria-selected="true"]{background:var(--navy);color:#fff;border-color:var(--navy)}
.panel[hidden]{display:none}
ul.check{list-style:none;padding:0;margin:0 0 1em}
ul.check li{padding-left:26px;position:relative;margin-bottom:6px}
ul.check li::before{content:"✓";position:absolute;left:0;color:var(--hs);font-weight:800}
ul.x li::before{content:"✕";color:#c0392b}
.callout{background:#fff7ec;border:1px solid #f6d9b0;border-radius:12px;padding:16px 18px;margin:16px 0}
.cta-box{background:var(--navy);color:#fff;border-radius:20px;padding:32px;display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap}
.cta-box p{margin:0;color:#d5dcf0}

/* data tables */
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:12px;background:#fff}
table{border-collapse:collapse;width:100%;font-size:14.5px;min-width:560px}
th,td{padding:10px 14px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
th{background:#eef1f8;font-weight:700;position:sticky;top:0}
tr:last-child td{border-bottom:0}
.src{font-size:13px;color:var(--muted)}
.src a{color:var(--navy-2)}
.notice{font-size:13.5px;color:var(--muted);background:#f1f3f8;border-radius:10px;padding:12px 14px;margin-top:14px}
.filter{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:14px}
.filter input,.filter select{padding:10px 12px;border:1px solid var(--line);border-radius:10px;font:inherit;background:#fff}

/* faq */
details{background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px 18px;margin-bottom:10px}
summary{cursor:pointer;font-weight:700}
details[open] summary{margin-bottom:8px}

/* form */
form .row{display:grid;gap:16px;grid-template-columns:1fr 1fr}
@media(max-width:620px){form .row{grid-template-columns:1fr}}
label{display:block;font-weight:700;margin-bottom:6px;font-size:15px}
input[type=text],input[type=tel],input[type=email],select,textarea{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:10px;font:inherit;background:#fff}
textarea{min-height:110px;resize:vertical}
.field{margin-bottom:16px}
.success{display:none;background:#e7f6ee;border:1px solid #b5e0c7;border-radius:12px;padding:18px;margin-top:16px}

footer{background:var(--navy);color:#b9c3dd;padding:40px 0;font-size:14px}
footer a{color:#fff}
.disclaimer{font-size:12.5px;opacity:.8;margin-top:12px}

/* resource library (collapsible) */
.res-tools{display:flex;gap:8px;justify-content:flex-end;margin-bottom:12px}
.res-list{display:grid;gap:12px;margin-top:16px}
details.res{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:0;margin:0;box-shadow:var(--shadow);scroll-margin-top:84px}
details.res>summary{list-style:none;display:flex;align-items:center;gap:12px;flex-wrap:wrap;padding:18px 22px;cursor:pointer}
details.res>summary::-webkit-details-marker{display:none}
details.res>summary::after{content:"＋";margin-left:auto;font-size:22px;font-weight:700;color:var(--navy);line-height:1}
details.res[open]>summary::after{content:"－"}
details.res>summary .tag{margin:0}
.res-title{font-weight:800;font-size:18px}
.res-desc{font-size:14px;flex-basis:100%;order:3}
details.res[open]>summary{border-bottom:1px solid var(--line);margin-bottom:0}
details.res[open]{margin-bottom:0}
.res-body{padding:22px}
.res-body>h3:first-child{margin-top:0!important}
@media(min-width:760px){.res-desc{flex-basis:auto;order:0;margin-right:40px}}

/* home intro */
.home-hero{padding:56px 0 64px}
.home-hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:36px;align-items:center}
.home-hero h1{font-size:clamp(30px,5.4vw,50px)}
.home-hero h1 em{font-style:normal;color:#ffc78a}
.season-badge{display:inline-block;background:rgba(240,138,36,.18);color:#ffd7a8;border:1px solid rgba(240,138,36,.5);padding:6px 14px;border-radius:99px;font-weight:700;font-size:14px;margin-bottom:18px}
.chips{display:flex;gap:8px;flex-wrap:wrap;margin-top:22px}
.chip{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.3);color:#fff;text-decoration:none;padding:8px 14px;border-radius:99px;font-weight:600;font-size:14px}
.chip:hover{background:rgba(255,255,255,.22)}
.cal-card{background:#fff;color:var(--text);border-radius:20px;padding:22px;box-shadow:0 14px 40px rgba(0,0,0,.25)}
.cal-head{display:flex;justify-content:space-between;align-items:baseline;gap:8px;margin-bottom:10px}
.cal-head span{font-size:12px;color:var(--muted)}
.cal-card ul{list-style:none;margin:0;padding:0}
.cal-card li{display:flex;gap:12px;padding:9px 0;border-bottom:1px dashed var(--line);font-size:14.5px;line-height:1.5}
.cal-card li .d{flex:0 0 74px;font-weight:800;color:var(--accent-d)}
.cal-more{display:inline-block;margin-top:10px;font-weight:700;color:var(--navy);text-decoration:none}
.cal-note{font-size:12px;color:var(--muted);margin:6px 0 0}
@media(max-width:900px){.home-hero-grid{grid-template-columns:1fr}}
.strip{padding:0;background:var(--navy-2);color:#fff}
.strip-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;padding:22px 0}
.strip-grid div{text-align:center;padding:6px 8px}
.strip-grid b{display:block;font-size:24px;color:#ffc78a}
.strip-grid span{font-size:13px;color:#cdd6ee}
@media(max-width:700px){.strip-grid{grid-template-columns:1fr 1fr}}
.pain h3{font-size:17px}
.intro-grid{display:grid;grid-template-columns:.7fr 1.3fr;gap:36px;align-items:center}
.intro-photo{background:linear-gradient(135deg,var(--navy),var(--navy-2));border-radius:24px;min-height:240px;display:grid;place-items:center;padding:28px}
.intro-photo img{width:78%;max-width:300px;filter:brightness(0) invert(1);opacity:.92}
@media(max-width:760px){.intro-grid{grid-template-columns:1fr}.intro-photo{min-height:160px}}
ul.plain{list-style:none;margin:0 0 12px;padding:0}
ul.plain li{padding:3px 0;color:var(--muted);font-size:15px}
ul.plain li::before{content:"· ";color:var(--accent-d);font-weight:800}
.float-cta{position:fixed;right:16px;bottom:16px;z-index:60;background:var(--accent);color:#fff;text-decoration:none;font-weight:800;padding:14px 18px;border-radius:99px;box-shadow:0 8px 24px rgba(0,0,0,.25)}
.float-cta:hover{background:var(--accent-d)}

/* story / timeline */
.narrow{max-width:760px}
.story-q{list-style:none;padding:0;margin:16px 0}
.story-q li{background:#f1f3f8;border-left:4px solid var(--uni);border-radius:8px;padding:12px 16px;margin-bottom:8px}
.story{list-style:none;margin:24px 0 0;padding:0;position:relative}
.story li{display:flex;gap:18px;padding-bottom:26px;position:relative}
.story li::before{content:"";position:absolute;left:21px;top:46px;bottom:0;width:2px;background:var(--line)}
.story li:last-child::before{display:none}
.story-n{flex:0 0 44px;height:44px;border-radius:50%;background:var(--navy);color:#fff;font-weight:800;display:grid;place-items:center;font-size:18px}
.story h3{margin:2px 0 6px}
.story p{margin:0;color:var(--text)}
table.timetable th{background:#d9b57c;color:#2b2113;text-align:center}
table.timetable td{vertical-align:middle}
table.timetable td:first-child{text-align:center;width:90px}

.center{text-align:center}
.answer-sec{background:linear-gradient(180deg,#1d2b24,#27382f);color:#fff}
.answer-sec .eyebrow{color:#ffc78a}
.answer-sec h2{color:#fff}
.answer-sec p{color:#dfe7e2}
.answer-sec .muted{color:#b9c6be}
.answer-icons{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:22px 0}
.answer-icons div{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);border-radius:14px;padding:16px 10px;font-size:14px;color:#dfe7e2}
.answer-icons span{display:block;font-weight:800;color:#ffc78a;font-size:17px;margin-bottom:4px}
.answer-big{font-size:clamp(22px,4vw,30px);font-weight:800;color:#fff!important;line-height:1.45;margin:26px 0 10px}
.answer-big u{text-decoration-color:#ffc78a;text-underline-offset:6px}
@media(max-width:560px){.answer-icons{grid-template-columns:1fr}}
.cal-card p,.cal-card .cal-note{color:var(--muted);max-width:none;font-size:12px}

/* teacher profile */
.teacher-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:36px;align-items:start;margin-top:16px}
.teacher-photo{background:linear-gradient(160deg,var(--navy),var(--navy-2));border-radius:24px;padding:24px 24px 0;position:sticky;top:90px;overflow:hidden}
.teacher-photo img{display:block;width:100%;height:auto}
.teacher-role{font-weight:800;color:var(--accent-d);margin:0 0 8px}
.teacher-quote{margin:0 0 18px;font-size:clamp(22px,3.4vw,30px);font-weight:800;line-height:1.4;color:var(--navy)}
.teacher-quote span{color:var(--muted);font-size:.7em;font-weight:600}
.teacher-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-bottom:8px}
.teacher-stats div{background:#fff;border:1px solid var(--line);border-radius:14px;padding:12px 8px;text-align:center}
.teacher-stats b{display:block;font-size:20px;color:var(--navy)}
.teacher-stats span{font-size:12.5px;color:var(--muted)}
.teacher-grid h3{margin:20px 0 8px;font-size:17px}
.chips-dark{display:flex;gap:8px;flex-wrap:wrap}
.chips-dark span{background:#eef1f8;color:var(--navy);padding:6px 12px;border-radius:99px;font-weight:700;font-size:14px}
.teacher-links{display:flex;gap:8px;flex-wrap:wrap}
.teacher-links a{border:1px solid var(--line);background:#fff;border-radius:10px;padding:8px 12px;text-decoration:none;font-size:14px;font-weight:600;color:var(--navy)}
.teacher-links a:hover{background:#eef1f8}
@media(max-width:820px){.teacher-grid{grid-template-columns:1fr}.teacher-photo{position:static;max-width:380px}.teacher-stats{grid-template-columns:repeat(2,1fr)}}
.intro-photo{padding:24px 24px 0;align-items:end}.intro-photo img.teacher-img{width:100%;max-width:340px;filter:none;opacity:1;display:block}

/* apply form extras */
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.error{display:none;background:#fdecea;border:1px solid #f3b9b3;border-radius:12px;padding:16px;margin-top:16px}
.consent-label{display:flex;gap:8px;align-items:flex-start;font-weight:700;margin-bottom:8px}
.consent-label input{margin-top:5px}
.consent-box{margin:0;padding:10px 14px}
.consent-box ul{margin:8px 0;padding-left:18px;font-size:14px;color:var(--muted)}

/* premium */
.premium-sec{background:linear-gradient(180deg,#101c38,#182a52);color:#fff}
.premium-sec h2{color:#fff}.premium-sec .eyebrow{color:#ffc78a}.premium-sec .muted{color:#c9d3ee}
.premium-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;margin-top:22px}
@media(max-width:820px){.premium-grid{grid-template-columns:1fr}}
.premium-card{background:linear-gradient(160deg,#fff,#fff8ee);color:var(--text);border:2px solid #e6a64a;border-radius:22px;padding:28px;box-shadow:0 18px 44px rgba(0,0,0,.35);position:relative}
.premium-card h3{font-size:24px;margin:10px 0 4px}
.premium-card p{color:var(--muted)}
.premium-for{font-weight:700;color:var(--accent-d)!important;margin-bottom:8px}
.premium-badge{display:inline-block;background:var(--navy);color:#ffd9a8;font-weight:800;font-size:12px;letter-spacing:.04em;padding:5px 12px;border-radius:99px}
.premium-foot{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;margin-top:18px;padding-top:16px;border-top:1px dashed #e6c796}
.premium-foot span{font-weight:700;color:var(--navy)}

/* home v2 */
.dday{display:inline-block;margin-top:4px;background:#fff;color:var(--navy)!important;border-radius:12px;padding:8px 14px;font-size:15px!important;font-weight:600}
.dday b{color:var(--accent-d);font-size:1.15em;margin:0 2px}
.strip-grid b{font-size:22px}
.vs-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:20px}
@media(max-width:760px){.vs-grid{grid-template-columns:1fr}}
.vs{border-radius:20px;padding:24px;border:1px solid var(--line)}
.vs ul{margin:12px 0 0;padding-left:20px}
.vs li{margin-bottom:8px}
.vs-tag{display:inline-block;font-weight:800;font-size:14px;padding:5px 12px;border-radius:99px}
.vs.before{background:#f4f4f6}.vs.before .vs-tag{background:#e2e3e8;color:#555}
.vs.before li{color:#6a7080}
.vs.after{background:linear-gradient(160deg,#1d3566,#14264a);color:#fff;border-color:#14264a;box-shadow:var(--shadow)}
.vs.after .vs-tag{background:var(--accent);color:#fff}
.vs.after li{color:#e8edfb}

/* price */
.price{margin:8px 0 6px;line-height:1.5}
.price-main{font-size:20px;font-weight:800;color:var(--navy)}
.price-min{font-size:13px;color:var(--muted);margin-left:6px}
.price-extra{display:inline-block;font-size:13px;color:var(--accent-d);font-weight:700;margin-top:2px}
.premium-foot .price{margin:0}
.premium-foot .price-main{font-size:24px}

/* photos */
.books-fig{margin:6px 0 4px}
.books-fig img{width:100%;max-width:520px;border-radius:12px;border:1px solid var(--line);display:block}
.books-fig figcaption{font-size:12.5px;color:var(--muted);margin-top:4px}
.hero-photo-grid{display:grid;grid-template-columns:1.3fr .7fr;gap:24px;align-items:end}
.hero-photo{align-self:end}
.hero-photo img{display:block;width:100%;max-width:320px;margin-left:auto;margin-bottom:-48px}
@media(max-width:760px){.hero-photo-grid{grid-template-columns:1fr}.hero-photo{display:none}}

/* ===== subtle motion ===== */
:root{--ease:cubic-bezier(.22,.61,.36,1)}
.js .reveal{opacity:0;transform:translateY(22px);transition:opacity .8s var(--ease),transform .8s var(--ease);transition-delay:var(--d,0ms);will-change:opacity,transform}
.js .reveal.in{opacity:1;transform:none}
/* header */
.site-header{transition:box-shadow .35s var(--ease),background .35s}
.site-header.scrolled{box-shadow:0 6px 24px rgba(20,38,74,.10)}
/* hero entrance + ambient light */
.hero{position:relative;overflow:hidden;isolation:isolate}
.hero::before,.hero::after{content:"";position:absolute;z-index:-1;border-radius:50%;filter:blur(70px);opacity:.35;pointer-events:none}
.hero::before{width:420px;height:420px;background:#4b63b8;left:-120px;top:-140px;animation:drift1 18s ease-in-out infinite alternate}
.hero::after{width:360px;height:360px;background:#f08a24;right:-100px;bottom:-160px;opacity:.22;animation:drift2 22s ease-in-out infinite alternate}
@keyframes drift1{to{transform:translate(90px,60px) scale(1.08)}}
@keyframes drift2{to{transform:translate(-80px,-50px) scale(1.12)}}
@keyframes heroIn{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:none}}
.cal-card,.hero-photo{animation:heroIn 1s .35s var(--ease) both}
/* gentle float */
.hero-photo img,.intro-photo img.teacher-img{animation:floaty 8s ease-in-out infinite alternate}
@keyframes floaty{from{transform:translateY(0)}to{transform:translateY(-8px)}}
/* cards, buttons, links */
.card,.vs,.premium-card,.teacher-stats div{transition:transform .45s var(--ease),box-shadow .45s var(--ease),border-color .45s}
.card:hover,.premium-card:hover{transform:translateY(-4px);box-shadow:0 16px 36px rgba(20,38,74,.14)}
.js .reveal.in.card:hover,.js .reveal.in.premium-card:hover{transform:translateY(-4px)}
.btn{position:relative;overflow:hidden;transition:transform .3s var(--ease),box-shadow .3s var(--ease),background .3s}
.btn:hover{transform:translateY(-2px);box-shadow:0 10px 22px rgba(20,38,74,.18)}
.btn-primary::after{content:"";position:absolute;top:0;left:-70%;width:50%;height:100%;background:linear-gradient(100deg,transparent,rgba(255,255,255,.35),transparent);transform:skewX(-20deg);transition:left .7s var(--ease)}
.btn-primary:hover::after{left:130%}
/* floating CTA soft pulse */
.float-cta{animation:ctaPulse 4.5s ease-in-out infinite}
@keyframes ctaPulse{0%,100%{box-shadow:0 8px 24px rgba(0,0,0,.25),0 0 0 0 rgba(240,138,36,.45)}55%{box-shadow:0 8px 24px rgba(0,0,0,.25),0 0 0 14px rgba(240,138,36,0)}}
/* d-day, credential strip, story line */
.dday b{display:inline-block;animation:ddayPulse 3.2s ease-in-out infinite}
@keyframes ddayPulse{0%,100%{transform:scale(1)}50%{transform:scale(1.08)}}
.story li::before{transform-origin:top;transition:transform 1s var(--ease);transform:scaleY(0)}
.story li.in::before{transform:scaleY(1)}
/* details smooth */
details>summary{transition:color .25s}
details[open]>*:not(summary){animation:fadeDown .45s var(--ease)}
@keyframes fadeDown{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:none}}
/* reduced motion */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  .js .reveal{opacity:1!important;transform:none!important}
}

/* hero first-load rise (유니브클래스처럼 첫 접속 시 살짝 올라옴) */
.hero-in{animation:heroIn 1s var(--ease) both;animation-delay:var(--hd,0ms)}

/* footer business info */
.footer-grid{display:grid;gap:14px}
.footer-brand{display:flex;align-items:center;gap:10px}
.footer-brand img{display:block;height:28px;width:auto}
.footer-brand b{color:#fff}
.biz{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:6px 28px;font-size:13.5px}
.biz li{display:flex;gap:10px}
.biz li span{flex:0 0 96px;color:#8f9cc0}
.biz a{color:#fff}
.footer-grid .copy{margin:4px 0 0;font-size:12.5px;color:#8f9cc0}

/* price ladder */
.ladder-tabs{margin-top:20px}
.ladder-tabs .tab{background:rgba(255,255,255,.1);color:#e8edfb;border-color:rgba(255,255,255,.25)}
.ladder-tabs .tab[aria-selected="true"]{background:#fff;color:var(--navy);border-color:#fff}
.ladder{list-style:none;margin:20px 0 0;padding:0;display:grid;grid-template-columns:repeat(5,1fr);gap:12px;align-items:end}
@media(max-width:1000px){.ladder{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.ladder{grid-template-columns:1fr}}
.ladder-step{background:#fff;color:var(--text);border-radius:16px;padding:18px 16px;display:flex;flex-direction:column;gap:6px;box-shadow:0 8px 24px rgba(0,0,0,.2)}
.ladder-step:nth-child(1){min-height:250px}.ladder-step:nth-child(2){min-height:275px}.ladder-step:nth-child(3){min-height:300px}.ladder-step:nth-child(4){min-height:325px}.ladder-step.top{min-height:350px}
@media(max-width:1000px){.ladder-step,.ladder-step:nth-child(n){min-height:0}}
.ladder-step.top{background:linear-gradient(160deg,#fff,#fff6e8);border:2px solid #e6a64a}
.ladder-n{font-size:12px;font-weight:800;color:var(--accent-d);letter-spacing:.04em}
.ladder-step h3{margin:0;font-size:17px}
.ladder-step p{margin:0;color:var(--muted);font-size:14px;line-height:1.55;flex:1}
.ladder-price{margin-top:6px}
.ladder-price .price-main{font-size:19px}

/* 3-step ladder */
.ladder{grid-template-columns:repeat(3,1fr)}
@media(max-width:700px){.ladder{grid-template-columns:1fr}}
.ladder-step:nth-child(1){min-height:250px}.ladder-step:nth-child(2){min-height:290px}.ladder-step:nth-child(3),.ladder-step.top{min-height:330px}
@media(max-width:700px){.ladder-step,.ladder-step:nth-child(n){min-height:0}}

/* ===== 줄바꿈·끊김 정리 ===== */
html{-webkit-text-size-adjust:100%}
body{word-break:keep-all;overflow-wrap:break-word;line-break:strict}
h1,h2,h3,.eyebrow,summary,.btn,.tag,.tab,.price-min,.price-extra,.ladder-n,.cal-head,.dday,.season-badge,.chip,.premium-badge,.teacher-role,.res-title{text-wrap:balance}
p,li,td,th,blockquote,figcaption,.muted,.notice,.callout,.src{text-wrap:pretty}
.card p,.ladder-step p,.premium-card p,.vs li,.story p,.strip-grid span,.teacher-stats span,.answer-icons div,.cal-card li span:last-child,.res-desc,.hero p{text-wrap:balance}
/* 짧은 라벨·가격·버튼은 중간에 끊기지 않게 */
.btn,.tag,.chip,.price-main,.price-min,.ladder-n,.premium-badge,.season-badge,.tab,.d{white-space:nowrap}
.price-min{display:inline-block}
.price-extra{display:inline-block}
/* 카드·표 행이 쪽 경계에서 반으로 갈라지지 않게(인쇄·PDF 포함) */
.card,.vs,.premium-card,.ladder-step,.table-wrap,details,figure,tr{break-inside:avoid;page-break-inside:avoid}
.table-wrap td{word-break:keep-all}
@media print{
  .site-header,.float-cta,.hero::before,.hero::after{display:none!important}
  section{padding:24px 0;break-inside:auto}
  h2,h3{break-after:avoid;page-break-after:avoid}
  .js .reveal{opacity:1!important;transform:none!important}
}

.check li{text-wrap:balance}

/* policy page */
.policy h2{font-size:21px;margin-top:34px}
.policy-table{width:100%;min-width:0;font-size:14px;margin:10px 0 14px;border:1px solid var(--line);border-radius:10px;overflow:hidden}
.policy-table th,.policy-table td{padding:10px 12px}
.footer-links{margin:0 0 4px;font-size:13px}
.footer-links a{color:#c9d3ee}

/* lecture */
.topic-list{list-style:none;margin:18px 0 0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
@media(max-width:900px){.topic-list{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.topic-list{grid-template-columns:1fr}}
.topic-list li{display:flex;gap:12px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px 16px;box-shadow:var(--shadow)}
.topic-n{flex:0 0 30px;height:30px;border-radius:50%;background:var(--navy);color:#fff;font-weight:800;display:grid;place-items:center;font-size:14px}
.chk-group{display:grid;gap:8px}
.chk{display:flex;gap:10px;align-items:flex-start;font-weight:500;margin:0;cursor:pointer}
.chk input{margin-top:5px}
input[type=url],input[type=email],input[type=datetime-local]{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:10px;font:inherit;background:#fff}

.topic-list small{display:block;font-size:12.5px;color:var(--muted);margin-top:2px;font-weight:500}
.topic-list li{align-items:flex-start}
.topic-list li b{font-weight:700;line-height:1.45}
.hint{display:block;font-size:13px;color:var(--muted);margin:-2px 0 6px;line-height:1.5}
.chk em{font-style:normal;color:var(--muted);font-size:13px}
.book-list{margin:0 0 8px;padding:8px 12px}
.book-list ul{margin:6px 0;padding-left:18px;font-size:14px;color:var(--muted)}

.nav a.link,.nav a.btn{white-space:nowrap}
.nav a.link{padding:8px 10px}

/* 고입 구분 제목 */
.premium-sec .card{color:var(--text)}
.premium-sec h3.grp{color:#fff;margin:30px 0 12px;font-size:19px}
.premium-sec .card h3{color:var(--navy)}
.premium-sec .card .muted,.premium-sec .card p{color:var(--muted)}
.premium-sec .card .price-main{color:var(--navy)}
.premium-sec .card .src,.premium-sec .card .src b{color:var(--muted)}
.premium-sec .card .src b{color:var(--text)}

/* 올인원 + 프리미엄 나란히 */
.grid.pair{align-items:stretch}
.grid.pair .premium-card{height:100%;box-shadow:0 12px 30px rgba(0,0,0,.28)}

.topic-list small.paren{font-size:13.5px;color:var(--text);opacity:.8;font-weight:500;margin-top:3px;line-height:1.45}

/* 올인원 카드(체크 목록형) */
.plan-card{display:flex;flex-direction:column}
.plan-card h3{margin:8px 0 6px;font-size:22px}
.plan-list{margin:12px 0 18px}
.plan-list li{margin-bottom:10px}
.plan-list .plan-min{display:inline-block;margin-left:6px;font-size:12.5px;font-weight:700;color:var(--accent-d)}
.plan-list .plan-sub{display:block;font-size:14px;color:var(--muted);margin-top:1px}
.plan-foot{margin-top:auto;display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;padding-top:16px;border-top:1px dashed var(--line)}
.plan-foot .price{margin:0}
.plan-foot .price-main{font-size:24px}

/* 프로그램 카드 통일 */
.plan-card h3{font-size:20px}
.plan-card .tag{margin-bottom:6px}
.plan-flow{margin:2px 0 0;font-size:12.5px;color:var(--muted)}
.premium-card .plan-list{margin:12px 0 18px}
.grid.g3 .plan-card,.grid.g2 .plan-card{height:100%}
.grid.g3 .plan-card .plan-foot{flex-direction:column;align-items:flex-start}

.plan-head{display:flex;align-items:center;gap:8px;margin-bottom:8px}
.plan-head .tag{margin:0}
.plan-head .muted{font-size:13px}

/* 첫 화면 스토리 */
.story-intro{display:none;position:absolute;inset:0;z-index:5;background:linear-gradient(135deg,var(--navy),var(--navy-2));flex-direction:column;justify-content:center;transition:opacity .8s ease,visibility .8s}
.story-intro.run{display:flex}
.story-intro.end{opacity:0;visibility:hidden}
.story-stage{display:grid}
.sc{grid-area:1/1;display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center;opacity:0;visibility:hidden;transition:opacity .7s ease,visibility .7s}
.sc.on{opacity:1;visibility:visible}
.sc-no{display:inline-block;font-size:13px;font-weight:700;letter-spacing:.08em;color:#ffcf99;margin-bottom:14px}
.sc-text h2{color:#fff;font-size:clamp(28px,3.6vw,44px);line-height:1.35;margin:0 0 16px;text-wrap:balance;word-break:keep-all}
.sc-text p{color:#d5dcf0;font-size:19px;max-width:520px;margin:0}
.sc-text>*{opacity:0;transform:translateY(18px)}
.sc.on .sc-text>*{animation:scUp .9s var(--ease) forwards}
.sc.on .sc-text h2{animation-delay:.15s}
.sc.on .sc-text p{animation-delay:.6s}
@keyframes scUp{to{opacity:1;transform:none}}
.sc-art{width:100%;max-width:440px;justify-self:center;opacity:0;transform:scale(.94)}
.sc.on .sc-art{animation:scArt 1s .1s var(--ease) forwards}
@keyframes scArt{to{opacity:1;transform:none}}
.story-skip{position:absolute;top:18px;right:20px;background:rgba(255,255,255,.12);color:#fff;border:1px solid rgba(255,255,255,.3);border-radius:999px;padding:7px 14px;font:inherit;font-size:14px;cursor:pointer;z-index:2}
.story-skip:hover{background:rgba(255,255,255,.22)}
.story-prog{position:absolute;left:0;right:0;bottom:26px;display:flex;justify-content:center;gap:8px}
.story-prog i{width:34px;height:4px;border-radius:2px;background:rgba(255,255,255,.25);overflow:hidden;position:relative}
.story-prog i::after{content:"";position:absolute;inset:0;background:#f08a24;transform:scaleX(0);transform-origin:left}
.story-prog i.done::after{transform:none}
.story-prog i.cur::after{animation:prog var(--dur,4.8s) linear forwards}
@keyframes prog{to{transform:none}}
.story-replay{margin-top:16px;background:none;border:0;color:#ffcf99;font:inherit;font-size:14px;cursor:pointer;padding:4px 0;text-decoration:underline;text-underline-offset:3px}
.sc.on .sun{animation:sunUp 3s ease-out both}
@keyframes sunUp{from{transform:translateY(60px)}to{transform:none}}
.sc.on .wn{animation:wnk 1.6s ease-in-out infinite alternate}
@keyframes wnk{from{opacity:.35}to{opacity:1}}
.sc.on .flag{animation:flg 1.2s ease-in-out infinite alternate;transform-origin:200px 47px}
@keyframes flg{from{transform:scaleX(.8)}to{transform:scaleX(1)}}
.sc.on .shake{animation:shk .35s linear infinite alternate;transform-origin:150px 270px}
@keyframes shk{from{transform:rotate(-1.6deg)}to{transform:rotate(1.6deg)}}
.sc.on .drop{animation:dr 1.4s ease-in infinite}
@keyframes dr{0%{opacity:0;transform:translateY(-6px)}30%{opacity:1}100%{opacity:0;transform:translateY(26px)}}
.sc.on .bub1{animation:bb 2.2s ease-in-out infinite alternate;transform-origin:272px 194px}
@keyframes bb{from{transform:scale(.94)}to{transform:scale(1.04)}}
.tk{stroke-dasharray:60;stroke-dashoffset:60}
.sc.on .tk{animation:tkd .6s ease forwards}
@keyframes tkd{to{stroke-dashoffset:0}}
.sc.on .rise{animation:rs 1.2s var(--ease) both}
@keyframes rs{from{transform:translateY(18px)}to{transform:none}}
.ln{transform-box:fill-box;transform-origin:left;transform:scaleX(0)}
.sc.on .ln{animation:lnx 1s var(--ease) forwards}
.sc.on .ln:nth-child(1){animation-delay:.6s}
.sc.on .ln:nth-child(2){animation-delay:1.2s}
.sc.on .ln:nth-child(3){animation-delay:1.8s}
@keyframes lnx{to{transform:none}}
.bar{transform-box:fill-box;transform-origin:bottom;transform:scaleY(0)}
.sc.on .bar{animation:brx .9s var(--ease) forwards}
@keyframes brx{to{transform:none}}
.pop{transform-box:fill-box;transform-origin:center;transform:scale(0)}
.sc.on .pop{animation:pp .8s .2s cubic-bezier(.3,1.6,.5,1) forwards}
@keyframes pp{to{transform:none}}
.conf circle,.conf rect{opacity:0}
.sc.on .conf circle,.sc.on .conf rect{animation:cf 1.6s .7s ease-out both}
@keyframes cf{0%{opacity:0;transform:translateY(26px) scale(.4)}30%{opacity:1}100%{opacity:1;transform:none}}
@media(max-width:820px){
  .sc{grid-template-columns:1fr;gap:10px;align-content:center}
  .sc-art{max-width:230px;order:-1}
  .sc-text p{font-size:16px}
  .story-skip{top:12px;right:12px}
}
@media (prefers-reduced-motion:reduce){.story-intro{display:none!important}}