/* ===========================================================
   TopEduPrep 탑에듀프렙 — Design System
   Palette: Ledger Ivory / Deep Navy / Signal Gold / Verify Teal
   Type: Fraunces (display) · Inter (body) · JetBrains Mono (data)
   =========================================================== */

:root{
  --ivory:#F7F3E9;
  --ivory-dim:#EFE9D8;
  --paper:#FFFDF8;
  --navy:#0F1B33;
  --navy-2:#182A4D;
  --navy-3:#24365C;
  --gold:#C79A34;
  --gold-soft:#E9C878;
  --teal:#0D6E63;
  --teal-soft:#7FB8AC;
  --coral:#BD5136;
  --ink:#141A24;
  --ink-soft:#4B5568;
  --line:rgba(15,27,51,0.12);
  --line-invert:rgba(247,243,233,0.16);
  --radius:2px;
  --shadow-card:0 1px 2px rgba(15,27,51,0.06),0 8px 24px -12px rgba(15,27,51,0.18);
  --max:1180px;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--ivory);
  color:var(--ink);
  font-family:'Inter',system-ui,-apple-system,'Malgun Gothic',sans-serif;
  font-size:16px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{
  font-family:'Fraunces',Georgia,'Noto Serif KR',serif;
  font-weight:600;
  letter-spacing:-0.01em;
  color:var(--navy);
  margin:0 0 0.5em;
}
.mono{font-family:'JetBrains Mono',ui-monospace,monospace;}
p{margin:0 0 1em;color:var(--ink-soft);}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px;}
:focus-visible{outline:2px solid var(--teal);outline-offset:3px;}
@media (prefers-reduced-motion: reduce){
  *{animation-duration:0.001ms !important;animation-iteration-count:1 !important;transition-duration:0.001ms !important;scroll-behavior:auto !important;}
}

/* ---------- Skip link ---------- */
.skip-link{position:absolute;left:-999px;top:0;background:var(--navy);color:var(--ivory);padding:10px 16px;z-index:200;}
.skip-link:focus{left:12px;top:12px;}

/* ---------- Top utility bar ---------- */
.util-bar{
  background:var(--navy);
  color:var(--ivory-dim);
  font-size:12.5px;
  padding:7px 0;
}
.util-bar .wrap{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;}
.util-bar a{color:var(--gold-soft);}
.util-bar .util-links{display:flex;gap:18px;flex-wrap:wrap;}
.util-bar .util-links span{opacity:.75;margin-right:4px;}

/* ---------- Header / Nav ---------- */
header.site-header{
  background:var(--paper);
  border-bottom:1px solid var(--line);
  position:sticky;top:0;z-index:100;
}
.nav-row{display:flex;align-items:center;justify-content:space-between;padding:14px 0;gap:20px;}
.brand{display:flex;align-items:center;gap:10px;}
.brand .mark{
  width:38px;height:38px;border:1.5px solid var(--navy);border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-family:'Fraunces',serif;font-weight:600;font-size:15px;color:var(--navy);
  flex-shrink:0;
}
.brand .name-en{font-family:'Fraunces',serif;font-weight:600;font-size:19px;color:var(--navy);line-height:1;}
.brand .name-kr{font-size:11.5px;color:var(--ink-soft);letter-spacing:.04em;}
nav.primary{display:flex;gap:2px;align-items:center;}
nav.primary a{
  padding:10px 14px;font-size:14.5px;font-weight:500;color:var(--navy);
  border-radius:var(--radius);
}
nav.primary a:hover{background:var(--ivory-dim);}
nav.primary a.current{color:var(--teal);font-weight:700;}
.nav-cta{
  background:var(--navy);color:var(--ivory);padding:10px 18px;font-size:14px;font-weight:600;
  border-radius:2px;white-space:nowrap;
}
.nav-cta:hover{background:var(--teal);}
.menu-toggle{display:none;background:none;border:1px solid var(--line);padding:8px 10px;font-size:20px;line-height:1;border-radius:2px;}

@media (max-width:920px){
  nav.primary{
    display:none;position:absolute;top:100%;left:0;right:0;background:var(--paper);
    flex-direction:column;border-bottom:1px solid var(--line);padding:8px 20px 16px;gap:0;
  }
  nav.primary.open{display:flex;}
  nav.primary a{padding:12px 4px;border-bottom:1px solid var(--line);width:100%;}
  .menu-toggle{display:block;}
  .nav-cta{display:none;}
}

/* ---------- Hero ---------- */
.hero{
  background:linear-gradient(180deg,var(--navy) 0%,var(--navy-2) 100%);
  color:var(--ivory);position:relative;overflow:hidden;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background-image:
    linear-gradient(var(--line-invert) 1px,transparent 1px),
    linear-gradient(90deg,var(--line-invert) 1px,transparent 1px);
  background-size:64px 64px;opacity:.35;pointer-events:none;
}
.hero .wrap{position:relative;padding:64px 24px 72px;}
.hero-grid{display:grid;grid-template-columns:1.05fr 0.95fr;gap:52px;align-items:center;}
@media (max-width:960px){.hero-grid{grid-template-columns:1fr;}}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-family:'JetBrains Mono',monospace;
  font-size:12.5px;letter-spacing:.08em;color:var(--gold-soft);text-transform:uppercase;
  border:1px solid rgba(233,200,120,.35);padding:6px 12px;border-radius:20px;margin-bottom:20px;
}
.eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--teal-soft);animation:pulse 2s infinite;}
@keyframes pulse{0%,100%{opacity:1;}50%{opacity:.3;}}
.hero h1{color:var(--ivory);font-size:clamp(30px,4.2vw,50px);line-height:1.14;margin-bottom:20px;}
.hero h1 em{font-style:normal;color:var(--gold-soft);}
.hero .lede{color:rgba(247,243,233,.78);font-size:17px;max-width:52ch;}
.hero-ctas{display:flex;gap:12px;margin-top:28px;flex-wrap:wrap;}
.btn{
  display:inline-flex;align-items:center;gap:8px;padding:13px 22px;font-size:14.5px;font-weight:700;
  border-radius:2px;border:1px solid transparent;cursor:pointer;
}
.btn-primary{background:var(--gold);color:var(--navy);}
.btn-primary:hover{background:var(--gold-soft);}
.btn-ghost{border-color:rgba(247,243,233,.4);color:var(--ivory);}
.btn-ghost:hover{background:rgba(247,243,233,.08);}
.btn-navy{background:var(--navy);color:var(--ivory);}
.btn-navy:hover{background:var(--teal);}
.btn-outline{border-color:var(--navy);color:var(--navy);}
.btn-outline:hover{background:var(--navy);color:var(--ivory);}

/* ---------- Dashboard signature widget ---------- */
.dash{
  background:var(--paper);border-radius:6px;box-shadow:0 24px 60px -20px rgba(0,0,0,.5);
  color:var(--ink);overflow:hidden;border:1px solid rgba(255,255,255,.08);
}
.dash-top{
  background:var(--navy);color:var(--ivory);padding:12px 16px;display:flex;justify-content:space-between;
  align-items:center;font-family:'JetBrains Mono',monospace;font-size:11.5px;letter-spacing:.04em;
}
.dash-top .lights span{display:inline-block;width:8px;height:8px;border-radius:50%;background:rgba(247,243,233,.25);margin-right:5px;}
.dash-body{padding:18px 18px 20px;}
.dash-row{display:flex;justify-content:space-between;align-items:baseline;padding:10px 0;border-bottom:1px dashed var(--line);}
.dash-row:last-child{border-bottom:none;}
.dash-row .label{font-size:13px;color:var(--ink-soft);}
.dash-row .val{font-family:'JetBrains Mono',monospace;font-weight:600;font-size:13.5px;color:var(--navy);}
.dash-row .val.ok{color:var(--teal);}
.dash-row .val.due{color:var(--coral);}
.dash-bar{height:6px;background:var(--ivory-dim);border-radius:6px;overflow:hidden;margin-top:6px;}
.dash-bar > i{display:block;height:100%;background:var(--teal);}
.dash-countdown{
  display:flex;gap:10px;padding:14px 18px;background:var(--ivory);border-top:1px solid var(--line);
}
.dcount{flex:1;text-align:center;background:var(--paper);border:1px solid var(--line);border-radius:4px;padding:9px 4px;}
.dcount .num{font-family:'JetBrains Mono',monospace;font-weight:700;font-size:19px;color:var(--coral);}
.dcount .lbl{font-size:10.5px;color:var(--ink-soft);margin-top:2px;}

/* ---------- Sections ---------- */
section{padding:76px 0;}
.section-alt{background:var(--paper);}
.section-navy{background:var(--navy);color:var(--ivory);}
.section-navy p{color:rgba(247,243,233,.75);}
.section-navy h2,.section-navy h3{color:var(--ivory);}
.head-block{max-width:640px;margin-bottom:44px;}
.head-block.center{margin-left:auto;margin-right:auto;text-align:center;}
.tag{
  font-family:'JetBrains Mono',monospace;font-size:12px;letter-spacing:.09em;text-transform:uppercase;
  color:var(--teal);font-weight:700;display:block;margin-bottom:12px;
}
.section-navy .tag{color:var(--gold-soft);}
h2{font-size:clamp(24px,3vw,34px);}

/* ---------- Cards / grids ---------- */
.grid{display:grid;gap:22px;}
.g3{grid-template-columns:repeat(3,1fr);}
.g4{grid-template-columns:repeat(4,1fr);}
.g2{grid-template-columns:repeat(2,1fr);}
@media (max-width:900px){.g3,.g4{grid-template-columns:repeat(2,1fr);}}
@media (max-width:620px){.g3,.g4,.g2{grid-template-columns:1fr;}}

.card{
  background:var(--paper);border:1px solid var(--line);border-radius:4px;padding:26px 24px;
  box-shadow:var(--shadow-card);
}
.card .n{font-family:'JetBrains Mono',monospace;font-size:12px;color:var(--gold);font-weight:700;margin-bottom:10px;display:block;}
.card h3{font-size:18px;margin-bottom:8px;}
.card p{font-size:14.5px;margin-bottom:0;}

.stat{text-align:center;padding:20px 14px;}
.stat .big{font-family:'JetBrains Mono',monospace;font-weight:700;font-size:clamp(26px,3vw,38px);color:var(--gold);}
.stat .cap{font-size:13px;color:rgba(247,243,233,.7);margin-top:4px;}

/* ---------- Table ---------- */
table{width:100%;border-collapse:collapse;background:var(--paper);}
th,td{padding:13px 16px;text-align:left;border-bottom:1px solid var(--line);font-size:14.5px;}
th{background:var(--navy);color:var(--ivory);font-family:'JetBrains Mono',monospace;font-size:12px;letter-spacing:.05em;text-transform:uppercase;font-weight:600;}
tr:hover td{background:var(--ivory-dim);}
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:4px;}
.badge{display:inline-block;font-family:'JetBrains Mono',monospace;font-size:11px;padding:3px 8px;border-radius:20px;font-weight:700;}
.badge-online{background:rgba(13,110,99,.12);color:var(--teal);}
.badge-hybrid{background:rgba(199,154,52,.15);color:#8a6a1e;}

/* ---------- Timeline ---------- */
.tl{border-left:2px solid var(--line);padding-left:26px;margin-left:6px;}
.tl-item{position:relative;padding-bottom:32px;}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{
  content:"";position:absolute;left:-33px;top:3px;width:12px;height:12px;border-radius:50%;
  background:var(--paper);border:3px solid var(--teal);
}
.tl-item .d{font-family:'JetBrains Mono',monospace;font-size:12.5px;color:var(--coral);font-weight:700;}
.tl-item h4{font-size:16px;margin:4px 0 6px;color:var(--navy);}
.tl-item p{font-size:14px;margin:0;}

/* ---------- Quote / testimonial ---------- */
.quote-card{
  background:var(--paper);border:1px solid var(--line);border-left:4px solid var(--teal);
  border-radius:2px;padding:24px 24px 20px;
}
.quote-card p.q{color:var(--ink);font-size:15px;font-style:italic;}
.quote-meta{display:flex;justify-content:space-between;align-items:center;font-size:12.5px;color:var(--ink-soft);}
.quote-meta .stars{color:var(--gold);letter-spacing:2px;}

/* ---------- Footer ---------- */
footer.site-footer{background:var(--navy);color:rgba(247,243,233,.75);padding:60px 0 26px;}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:40px;}
@media (max-width:820px){.footer-grid{grid-template-columns:1fr 1fr;}}
@media (max-width:520px){.footer-grid{grid-template-columns:1fr;}}
footer h4{color:var(--gold-soft);font-family:'Inter',sans-serif;font-size:12.5px;letter-spacing:.08em;text-transform:uppercase;margin-bottom:16px;font-weight:700;}
footer ul li{margin-bottom:9px;font-size:14px;}
footer a:hover{color:var(--gold-soft);}
.footer-brand p{color:rgba(247,243,233,.6);font-size:13.5px;max-width:34ch;}
.branch-box{border:1px solid var(--line-invert);border-radius:3px;padding:12px 14px;margin-bottom:10px;}
.branch-box .bname{color:var(--ivory);font-weight:700;font-size:13.5px;}
.branch-box .baddr{font-size:12.5px;color:rgba(247,243,233,.6);}
.footer-bottom{
  border-top:1px solid var(--line-invert);margin-top:44px;padding-top:22px;
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:12.5px;color:rgba(247,243,233,.5);
}

/* ---------- Misc utility ---------- */
.center-cta{text-align:center;}
.small{font-size:13px;color:var(--ink-soft);}
.pill-row{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px;}
.pill{font-family:'JetBrains Mono',monospace;font-size:11.5px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.15);color:var(--ivory);padding:5px 10px;border-radius:20px;}
.divider{height:1px;background:var(--line);margin:0;}
.kicker-icon{width:40px;height:40px;border-radius:50%;background:var(--ivory-dim);display:flex;align-items:center;justify-content:center;font-size:18px;margin-bottom:14px;}