@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,400;0,9..144,500;0,9..144,600;0,9..144,700;1,9..144,500&family=Noto+Serif+KR:wght@500;600;700&family=Noto+Sans+KR:wght@400;500;700;900&family=IBM+Plex+Mono:wght@400;500;600&display=swap');

/* ===== TOKENS ===== */
:root{
  --porcelain:#F3F5F3;
  --paper:#FFFFFF;
  --ink:#141D27;
  --ink-soft:#535F69;
  --ink-faint:#8B959D;
  --delft:#255578;
  --delft-deep:#101E33;
  --delft-pale:#E7EEF3;
  --canal:#6D93A9;
  --orange:#D25B1E;
  --orange-deep:#AE4A16;
  --orange-pale:#FBE6D6;
  --maroon:#7C2436;
  --maroon-pale:#F3E1E4;
  --cyan:#00819E;
  --cyan-pale:#DBEEF2;
  --gold:#B08029;
  --gold-pale:#F4E9D3;
  --line:#DEE3DD;
  --warn-bg:#FBF1DD;
  --warn-border:#E0AC53;
  --warn-ink:#7A5417;
  --radius-s:6px;
  --radius-m:14px;
  --radius-l:22px;
  --shadow-card:0 1px 2px rgba(16,30,51,.05), 0 10px 28px rgba(16,30,51,.07);
  --font-display:'Fraunces','Noto Serif KR',serif;
  --font-body:'Noto Sans KR','IBM Plex Sans',sans-serif;
  --font-mono:'IBM Plex Mono','Noto Sans KR',monospace;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--porcelain);
  color:var(--ink);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
img,svg{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
h1,h2,h3,h4{font-family:var(--font-display);margin:0;font-weight:600;letter-spacing:-.01em;}
p{margin:0;}
ul{margin:0;padding:0;}
li{list-style:none;}
button{font-family:inherit;cursor:pointer;}
section{scroll-margin-top:96px;}

.wrap{max-width:1120px;margin:0 auto;padding:0 28px;}
.eyebrow{
  font-family:var(--font-mono);
  font-size:.82rem;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--orange-deep);
  font-weight:600;
}
.section-head{max-width:640px;margin-bottom:44px;}
.section-head .eyebrow{margin-bottom:14px;display:block;}
.section-head h2{font-size:1.8rem;line-height:1.32;border-top:2px solid var(--orange);padding-top:18px;margin-top:0;}
.section-head p{margin-top:14px;color:var(--ink-soft);font-size:1.02rem;line-height:1.75;}

/* ===== NAV ===== */
#topnav{
  position:sticky;top:0;z-index:80;
  background:rgba(243,245,243,.92);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.nav-inner{
  max-width:1120px;margin:0 auto;padding:0 28px;
  height:72px;display:flex;align-items:center;justify-content:space-between;
}
.brand{display:flex;align-items:center;gap:10px;}
.brand-mark{
  width:36px;height:36px;border-radius:9px;
  background:linear-gradient(155deg,var(--delft),var(--delft-deep));
  display:flex;align-items:center;justify-content:center;
  color:#fff;font-family:var(--font-display);font-weight:700;font-size:.95rem;
  flex:none;
}
.brand-text b{display:block;font-size:.98rem;font-weight:700;letter-spacing:-.01em;}
.brand-text span{display:block;font-size:.68rem;color:var(--ink-faint);font-family:var(--font-mono);letter-spacing:.04em;margin-top:1px;}
.nav-menu{display:flex;align-items:center;gap:30px;}
.nav-menu a{font-size:.92rem;font-weight:500;color:var(--ink-soft);white-space:nowrap;}
.nav-menu a:hover{color:var(--ink);}
.nav-cta{
  background:var(--delft-deep);color:#fff !important;
  padding:10px 20px;border-radius:999px;font-size:.86rem !important;font-weight:600 !important;
  color:#fff;
}
.hamburger{display:none;flex-direction:column;gap:5px;background:none;border:0;padding:6px;}
.hamburger span{width:22px;height:2px;background:var(--ink);display:block;border-radius:2px;}
.mobile-menu{
  display:none;position:fixed;inset:72px 0 0 0;background:var(--porcelain);
  z-index:70;padding:30px 28px;overflow-y:auto;
}
.mobile-menu.is-open{display:block;}
.mobile-menu a{display:block;padding:16px 0;font-size:1.05rem;font-weight:600;border-bottom:1px solid var(--line);}
.mobile-menu .nav-cta{display:inline-block;margin-top:22px;}

/* ===== HERO ===== */
#hero{
  background:linear-gradient(180deg,var(--delft-deep) 0%, #16283F 60%, #1A2E48 100%);
  color:#fff;padding:64px 0 56px;position:relative;overflow:hidden;
}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center;}
.hero-eyebrow{
  font-family:var(--font-mono);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;
  color:#F2B888;display:inline-flex;align-items:center;gap:8px;margin-bottom:18px;
}
.hero-eyebrow .dot{width:6px;height:6px;border-radius:50%;background:#F2B888;}
#hero h1{
  font-size:2.65rem;line-height:1.24;color:#fff;
  font-weight:600;
}
#hero h1 em{font-style:normal;color:#F2B888;}
.hero-sub{margin-top:20px;color:#C9D4DE;font-size:1.05rem;line-height:1.8;max-width:520px;}
.hero-ctas{display:flex;gap:12px;margin-top:30px;flex-wrap:wrap;}
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:14px 24px;border-radius:999px;font-weight:600;font-size:.92rem;
  border:1px solid transparent;transition:transform .15s ease;
}
.btn:active{transform:scale(.97);}
.btn-primary{background:var(--orange);color:#fff;}
.btn-primary:hover{background:var(--orange-deep);}
.btn-ghost{border-color:rgba(255,255,255,.35);color:#fff;}
.btn-ghost:hover{border-color:#fff;}
.hero-note{margin-top:26px;font-size:.78rem;color:#8FA1B3;font-family:var(--font-mono);}

/* hero visual cards */
.hero-visual{display:flex;flex-direction:column;gap:14px;}
.hv-card{
  display:flex;align-items:center;gap:18px;
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.14);
  border-radius:16px;padding:22px 24px;border-left-width:4px;border-left-style:solid;
}
.hv-card.ams{border-left-color:#C0455C;}
.hv-card.hag{border-left-color:#D6A63C;}
.hv-card.twe{border-left-color:#2FB4D4;}
.hv-tag{
  flex:none;width:38px;height:38px;border-radius:10px;
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-mono);font-size:.85rem;font-weight:600;color:#fff;
}
.hv-card.ams .hv-tag{background:#C0455C;}
.hv-card.hag .hv-tag{background:#D6A63C;color:#382504;}
.hv-card.twe .hv-tag{background:#2FB4D4;color:#04262E;}
.hv-body b{display:block;color:#fff;font-family:var(--font-display);font-size:1.08rem;font-weight:600;margin-bottom:4px;}
.hv-body span{display:block;color:#AEC0D0;font-size:.82rem;font-family:var(--font-mono);letter-spacing:.01em;}

/* ===== INTRO ===== */
#intro{padding:76px 0;background:var(--paper);}
.intro-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start;}
.system-card{
  background:var(--delft-pale);border-radius:var(--radius-l);padding:28px;
}
.system-row{display:flex;gap:14px;align-items:flex-start;padding:14px 0;border-bottom:1px solid rgba(37,85,120,.12);}
.system-row:last-child{border-bottom:none;}
.system-tag{
  font-family:var(--font-mono);font-size:.68rem;font-weight:600;padding:3px 9px;border-radius:5px;
  background:var(--delft);color:#fff;flex:none;letter-spacing:.03em;
}
.system-tag.wo{background:var(--maroon);}
.system-txt b{display:block;font-size:.94rem;margin-bottom:2px;}
.system-txt span{font-size:.84rem;color:var(--ink-soft);}
.intro-copy p{color:var(--ink-soft);margin-bottom:16px;font-size:1rem;line-height:1.85;}
.intro-copy p:last-child{margin-bottom:0;}
.intro-copy strong{color:var(--ink);}

/* ===== COMPARE ===== */
#compare{padding:76px 0;background:var(--porcelain);}
.compare-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.cmp-card{
  background:var(--paper);border-radius:var(--radius-l);padding:26px 24px 24px;
  box-shadow:var(--shadow-card);border-top:4px solid var(--line);
}
.cmp-card.ams{border-top-color:var(--maroon);}
.cmp-card.hag{border-top-color:var(--gold);}
.cmp-card.twe{border-top-color:var(--cyan);}
.cmp-name{font-family:var(--font-display);font-size:1.28rem;font-weight:600;margin-bottom:2px;}
.cmp-sub{font-size:.8rem;color:var(--ink-faint);font-family:var(--font-mono);margin-bottom:20px;}
.cmp-row{padding:11px 0;border-bottom:1px solid var(--line);}
.cmp-row:last-of-type{border-bottom:none;}
.cmp-k{font-size:.72rem;color:var(--ink-faint);font-family:var(--font-mono);letter-spacing:.02em;text-transform:uppercase;margin-bottom:4px;}
.cmp-v{font-size:.92rem;color:var(--ink);line-height:1.55;word-break:break-word;overflow-wrap:anywhere;}
.cmp-v.big{font-family:var(--font-mono);font-size:1.05rem;font-weight:600;color:var(--delft-deep);}
.pill{display:inline-block;font-size:.7rem;font-family:var(--font-mono);padding:3px 9px;border-radius:999px;margin:2px 4px 2px 0;}
.pill-ok{background:var(--delft-pale);color:var(--delft);}
.pill-warn{background:var(--warn-bg);color:var(--warn-ink);border:1px solid var(--warn-border);}

/* ===== PROGRAM TABS ===== */
#programs{padding:76px 0;background:var(--paper);}
.tab-bar{display:flex;gap:8px;margin-bottom:36px;border-bottom:1px solid var(--line);flex-wrap:wrap;}
.tab-btn{
  background:none;border:none;padding:14px 6px;margin-right:22px;font-size:1rem;font-weight:600;
  color:var(--ink-faint);border-bottom:3px solid transparent;position:relative;top:1px;
  font-family:var(--font-display);
}
.tab-btn.is-active{color:var(--ink);border-bottom-color:var(--orange);}
.tab-btn .tag{
  display:inline-block;width:9px;height:9px;border-radius:50%;margin-right:8px;
}
.tab-btn[data-tab="ams"] .tag{background:var(--maroon);}
.tab-btn[data-tab="hag"] .tag{background:var(--gold);}
.tab-btn[data-tab="twe"] .tag{background:var(--cyan);}

.panel{display:none;}
.panel.is-active{display:block;animation:fadeIn .25s ease;}
@keyframes fadeIn{from{opacity:0;transform:translateY(4px);}to{opacity:1;transform:none;}}

.panel-head{display:flex;justify-content:space-between;align-items:flex-start;gap:24px;margin-bottom:8px;flex-wrap:wrap;}
.panel-title h3{font-size:1.7rem;margin-bottom:6px;}
.panel-title .sub{color:var(--ink-soft);font-size:1rem;}
.op-badge{
  font-family:var(--font-mono);font-size:.74rem;color:var(--ink-soft);
  border:1px solid var(--line);border-radius:999px;padding:7px 14px;white-space:nowrap;
}

.notice{
  background:var(--warn-bg);border:1px solid var(--warn-border);border-radius:var(--radius-m);
  padding:18px 20px;margin:22px 0;display:flex;gap:12px;align-items:flex-start;
}
.notice .n-ico{flex:none;font-size:1.1rem;line-height:1;margin-top:1px;}
.notice p{font-size:.9rem;color:var(--warn-ink);line-height:1.7;}
.notice b{color:#5C3D0E;}

.feat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin:28px 0;}
.feat-item{background:var(--porcelain);border-radius:var(--radius-m);padding:18px 20px;}
.feat-item .fi-num{font-family:var(--font-mono);font-size:.72rem;color:var(--ink-faint);margin-bottom:8px;display:block;}
.feat-item p{font-size:.9rem;color:var(--ink-soft);line-height:1.65;}
.feat-item strong{display:block;color:var(--ink);font-size:.97rem;margin-bottom:5px;}

.subhead{font-size:1.28rem;margin:34px 0 14px;font-family:var(--font-display);font-weight:600;}
.subhead.first{margin-top:8px;}

.spec-table{width:100%;border-collapse:collapse;margin-bottom:8px;}
.spec-table th,.spec-table td{
  text-align:left;padding:13px 16px;font-size:.9rem;border-bottom:1px solid var(--line);
  vertical-align:top;word-break:keep-all;
}
.spec-table th{
  width:150px;color:var(--ink-faint);font-weight:500;font-family:var(--font-mono);font-size:.72rem;
  text-transform:uppercase;letter-spacing:.02em;
}
.spec-table td{color:var(--ink);line-height:1.7;}
.spec-table td b{color:var(--delft-deep);}

.degree-box{background:var(--porcelain);border-radius:var(--radius-m);padding:22px 24px;margin:14px 0 30px;}
.degree-box .stream-name{font-family:var(--font-mono);font-size:.74rem;color:var(--orange-deep);text-transform:uppercase;letter-spacing:.04em;margin-bottom:10px;display:block;}
.degree-list{display:flex;flex-wrap:wrap;gap:8px;}
.degree-list li{
  background:var(--paper);border:1px solid var(--line);border-radius:8px;padding:7px 12px;
  font-size:.83rem;color:var(--ink-soft);word-break:break-word;overflow-wrap:anywhere;
}

.timeline{display:flex;gap:0;margin:10px 0 30px;flex-wrap:wrap;}
.tl-item{flex:1;min-width:150px;padding:16px 18px;border-left:2px solid var(--line);position:relative;}
.tl-item::before{content:'';position:absolute;left:-6px;top:18px;width:10px;height:10px;border-radius:50%;background:var(--delft);}
.tl-item .tl-date{font-family:var(--font-mono);font-size:.78rem;font-weight:600;color:var(--delft-deep);display:block;margin-bottom:4px;}
.tl-item .tl-txt{font-size:.85rem;color:var(--ink-soft);}

.src-note{font-size:.76rem;color:var(--ink-faint);margin-top:18px;font-family:var(--font-mono);}

/* ===== CHOOSE ===== */
#choose{padding:76px 0;background:var(--delft-pale);}
.choose-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.choose-card{
  background:var(--paper);border-radius:var(--radius-l);padding:26px 22px;box-shadow:var(--shadow-card);
}
.choose-card .cq{font-family:var(--font-display);font-size:1.08rem;line-height:1.5;margin-bottom:14px;}
.choose-card .ca{font-size:.86rem;color:var(--ink-soft);line-height:1.7;margin-bottom:14px;}
.choose-result{
  display:inline-flex;align-items:center;gap:8px;font-family:var(--font-mono);font-size:.78rem;
  background:var(--porcelain);border-radius:999px;padding:8px 14px;font-weight:600;color:var(--delft-deep);
}
.rank-note{margin-top:30px;background:var(--paper);border-radius:var(--radius-m);padding:22px 24px;}
.rank-note h4{font-size:1rem;margin-bottom:10px;}
.rank-note p{font-size:.87rem;color:var(--ink-soft);line-height:1.75;}

/* ===== FAQ ===== */
#faq{padding:76px 0;background:var(--paper);}
.faq-list{max-width:760px;}
details.faq-item{border-bottom:1px solid var(--line);padding:20px 0;}
details.faq-item summary{
  list-style:none;cursor:pointer;display:flex;justify-content:space-between;gap:16px;
  font-weight:600;font-size:1rem;text-align:left;
}
details.faq-item summary::-webkit-details-marker{display:none;}
details.faq-item summary .plus{font-family:var(--font-mono);color:var(--orange);flex:none;font-size:1.1rem;}
details.faq-item[open] summary .plus{transform:rotate(45deg);display:inline-block;}
details.faq-item .faq-a{margin-top:14px;color:var(--ink-soft);font-size:.92rem;line-height:1.8;text-align:left;max-width:680px;}

/* ===== INQUIRY ===== */
#inquiry{padding:76px 0;background:linear-gradient(155deg,var(--delft-deep),#182B44);color:#fff;}
.inquiry-inner{display:flex;justify-content:space-between;align-items:center;gap:30px;flex-wrap:wrap;}
.inquiry-inner h2{font-size:1.9rem;color:#fff;max-width:480px;line-height:1.35;}
.inquiry-inner p{color:#C9D4DE;margin-top:12px;font-size:.95rem;}
.inquiry-btns{display:flex;gap:12px;flex-wrap:wrap;}

.form_check {display: flex;   align-items: center;  gap: 10px; margin-bottom:22px}
.form_check label {display: flex;   align-items: center;  gap: 5px; font-size: 0.78rem;}
.form_check #privacy_view_btn {display: inline-block;    padding: 3px 6px;    background: #ddd;    border-radius: 3px;    cursor: pointer; font-size: 0.78rem;}
#privacy_agree_scroll { display:none;   border: 1px solid #ccc;    padding: 10px;    margin-top: 10px;    overflow-y: scroll;    height: 150px; font-size: 0.78rem; margin-bottom: 22px;}
#privacy_agree_scroll h3 {font-size: 1rem; font-family: var(--font-body); margin:0.5em}
#privacy_agree_scroll p {margin-bottom:1em}
#privacy_agree_scroll .para01 {margin-bottom:15px}

/* ===== INQUIRY FORM (Q&A BOARD) ===== */
#inquiry-form{padding:76px 0;background:var(--porcelain);}
#inquiry-form .section-head h2{color:var(--delft-deep);}
.qa-card{
  background:var(--paper);border:1px solid var(--line);border-radius:20px;
  padding:44px;margin-top:36px;max-width:640px;
}
.qa-card h3{font-family:var(--font-display);font-size:1.35rem;color:var(--delft-deep);margin-bottom:28px;}
.qa-field{margin-bottom:22px;}
.qa-field label{
  display:block;font-family:var(--font-mono);font-size:.78rem;letter-spacing:.06em;
  color:var(--orange-deep);margin-bottom:8px;font-weight:600;
}
.qa-field input,.qa-field textarea{
  width:100%;border:1px solid var(--line);background:var(--porcelain);
  border-radius:10px;padding:14px 16px;font-family:inherit;font-size:.95rem;color:var(--ink);
  resize:vertical;
}
.qa-field textarea{min-height:120px;}
.qa-field input:focus,.qa-field textarea:focus{outline:2px solid var(--delft);outline-offset:1px;}
.qa-submit-btn{
  width:100%;background:var(--delft-deep);color:#fff;border:none;border-radius:10px;
  padding:16px;font-size:.98rem;font-weight:600;cursor:pointer;font-family:inherit;
}
.qa-submit-btn:hover{background:var(--delft);}
.qa-note{margin-top:16px;font-size:.82rem;color:var(--ink-soft);}

/* ===== FOOTER ===== */
footer{background:var(--delft-deep);color:#9FB0C0;padding:44px 0 100px;font-size:.82rem;line-height:1.9;}
footer .f-brand{color:#fff;font-family:var(--font-display);font-size:1.1rem;margin-bottom:14px;}
footer a{color:#C9D4DE;}
footer .f-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;}
footer .f-line{border-top:1px solid rgba(255,255,255,.12);margin-top:26px;padding-top:18px;font-size:.74rem;color:#7488A0;}

/* ===== FLOAT BTNS ===== */
#floatBtns{position:fixed;right:22px;bottom:26px;z-index:60;display:flex;flex-direction:column;gap:10px;}
#floatBtns a,#floatBtns button{
  width:52px;height:52px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  flex-direction:column;font-size:.6rem;font-weight:700;color:#fff;border:none;
  box-shadow:0 6px 18px rgba(16,30,51,.25);font-family:var(--font-body);
}
.fb-kakao{background:#3C1E1E;}
.fb-cafe{background:var(--delft);}
.fb-top{background:var(--orange);display:none;}
.fb-top.show{display:flex;}

/* ===== RESPONSIVE ===== */
@media (max-width:900px){
  .hero-grid{grid-template-columns:1fr;}
  .intro-grid{grid-template-columns:1fr;gap:30px;}
  .compare-grid{grid-template-columns:1fr;}
  .choose-grid{grid-template-columns:1fr;}
  .feat-grid{grid-template-columns:1fr;}
  .nav-menu{display:none;}
  .hamburger{display:flex;}
}

@media (max-width:720px){
  .wrap{padding:0 20px;}
  .spec-table{display:block;width:100%;max-width:100%;overflow:hidden;}
  .spec-table thead{display:none;}
  .spec-table tbody,.spec-table tr,.spec-table th,.spec-table td{display:block;width:100%;max-width:100%;}
  .spec-table tr{border-bottom:1px solid var(--line);padding:10px 0;}
  .spec-table th{padding:0 0 6px;}
  .spec-table td{padding:0;border-bottom:none;}
  .inquiry-inner{flex-direction:column;align-items:flex-start;}
  .timeline{flex-direction:column;}
}

@media (max-width:430px){
  .qa-card{padding:26px 20px;}
  body{font-size:14px;line-height:1.65;}
  .eyebrow{font-size:.72rem;}
  .wrap{padding:0 18px;}
  .nav-inner{height:60px;padding:0 18px;}
  .brand-text b{font-size:.86rem;}
  .brand-text span{font-size:.6rem;}
  .mobile-menu{inset:60px 0 0 0;}
  #hero{padding:40px 0 40px;}
  #hero h1{font-size:1.85rem;line-height:1.3;}
  .hero-sub{font-size:.92rem;}
  .hero-eyebrow{font-size:.62rem;}
  .btn{padding:13px 20px;font-size:.85rem;}
  .section-head h2{font-size:1.48rem;line-height:1.3;border-top:2px solid var(--orange);padding-top:16px;}
  .section-head p{font-size:.9rem;}
  #intro,#compare,#programs,#choose,#faq,#inquiry,#inquiry-form{padding:52px 0;}
  #intro .intro-grid > div:first-child h2{font-size:1.4rem !important;}
  .cmp-name{font-size:1.12rem;}
  .panel-title h3{font-size:1.4rem;}
  .tab-btn{font-size:.88rem;margin-right:14px;padding:12px 4px;}
  .subhead{font-size:1.15rem;}
  .degree-list li{font-size:.78rem;word-break:break-all;overflow-wrap:anywhere;}
  .inquiry-inner h2{font-size:1.5rem;}
  #floatBtns{right:12px;bottom:16px;}
  #floatBtns a,#floatBtns button{width:44px;height:44px;font-size:.53rem;}
  .system-card{padding:20px;}
  .choose-card{padding:22px 18px;}
  .rank-note{padding:18px;}
}