:root{
  --ink:#20383d;
  --ink-soft:#586562;
  --gold:#a98745;
  --gold-soft:#efe4c8;
  --paper:#f8f5ee;
  --line:#e4ded3;
  --green:#174f43;
  --green-deep:#123e35;
  --card:#fffdfa;
  --shadow:0 18px 50px rgba(32,56,61,.08);
}
*{box-sizing:border-box}
body{margin:0;background:#fbfaf7;color:var(--ink);font-family:system-ui,-apple-system,"Noto Sans KR",sans-serif}
.hub-head{height:72px;display:flex;align-items:center;justify-content:space-between;padding:0 max(24px,calc((100% - 1180px)/2));background:rgba(255,255,255,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.brand{display:flex;align-items:baseline;gap:12px;text-decoration:none;color:var(--ink)}
.brand b{font-family:Georgia,serif;font-size:27px;letter-spacing:.08em;color:var(--green)}
.brand span{font-size:11px;letter-spacing:.12em;color:#7d8582}
.hub-head nav{display:flex;gap:16px;align-items:center}
.hub-head nav a{color:var(--ink);text-decoration:none;font-size:13px;font-weight:750}
.hub-head .user{padding:7px 11px;border-radius:999px;background:var(--paper);font-size:12px}
.hub-main{width:min(1160px,calc(100% - 36px));margin:0 auto;padding:38px 0 70px}
.eyebrow{display:block;font-size:11px;letter-spacing:.18em;font-weight:900;color:var(--gold);margin-bottom:14px}

.hero-premium{
  min-height:500px;
  border-radius:30px;
  padding:46px;
  display:grid;
  grid-template-columns:minmax(0,1.35fr) minmax(320px,.85fr);
  gap:28px;
  align-items:stretch;
  background:
    radial-gradient(circle at top right, rgba(204,180,122,.12), transparent 28%),
    linear-gradient(120deg,#f7f2e7 0%,#f6f4ee 48%,#e8eee9 100%);
  border:1px solid #e7dfd1;
  box-shadow:var(--shadow);
  position:relative;
  overflow:hidden;
}
.hero-premium::after{
  content:"";
  position:absolute;
  right:-80px; bottom:-80px;
  width:220px; height:220px;
  border-radius:50%;
  background:radial-gradient(circle, rgba(23,79,67,.13), rgba(23,79,67,0));
  pointer-events:none;
}
.hero-copy{position:relative;z-index:1}
.hero-badges{display:flex;gap:8px;flex-wrap:wrap;margin:0 0 18px}
.mini-badge{
  display:inline-flex;align-items:center;min-height:30px;padding:0 12px;
  border-radius:999px;background:rgba(255,255,255,.72);border:1px solid rgba(169,135,69,.24);
  color:#6b5a33;font-size:12px;font-weight:800
}
.hero-premium h1{
  font-family:Georgia,"Noto Serif KR",serif;
  font-size:54px;line-height:1.14;margin:0 0 18px;
  letter-spacing:-.02em;
}
.hero-lead{line-height:1.9;color:#66716d;max-width:690px;font-size:16px}

.hero-cta-card{
  margin-top:28px;
  background:rgba(255,255,255,.75);
  border:1px solid #ebe2d1;
  border-radius:22px;
  padding:22px;
  box-shadow:0 10px 28px rgba(32,56,61,.05);
  max-width:720px;
}
.cta-head{display:grid;gap:4px;margin-bottom:14px}
.cta-head strong{font-size:18px}
.hero-form{display:grid;gap:14px}
.hero-form label{display:grid;gap:8px;font-size:12px;font-weight:800}
.hero-form input{
  width:100%;height:50px;border:1px solid #d9d4c8;border-radius:12px;padding:0 14px;font:inherit;background:#fff
}
.hero-form-actions,.actions{display:flex;gap:10px;flex-wrap:wrap}
.hero-footnote{
  display:flex;gap:12px;align-items:center;flex-wrap:wrap;
  margin-top:20px;color:#74807d;font-size:12px;font-weight:700
}
.hero-footnote i{width:26px;height:1px;background:#ccb78d;display:inline-block}

.hero-side{display:grid;gap:18px;position:relative;z-index:1}
.info-panel{
  background:rgba(255,255,255,.72);
  border:1px solid #ebe2d1;
  border-radius:24px;
  padding:22px;
  box-shadow:0 10px 28px rgba(32,56,61,.05);
}
.info-panel h3{margin:4px 0 18px;font-family:Georgia,"Noto Serif KR",serif;font-size:26px}
.course-pill-stack{display:grid;gap:12px}
.course-pill{
  display:grid;gap:4px;
  padding:16px 16px;
  border-radius:16px;
  background:#fffefb;
  border:1px solid #ece3d4;
}
.course-pill strong{font-size:16px}
.course-pill span{font-size:13px;color:#6f7a77}

.step-list{display:grid;gap:12px;padding:0;margin:0;list-style:none}
.step-list li{
  display:grid;gap:4px;
  padding:14px 16px;
  border-radius:16px;
  background:#fffefb;
  border:1px solid #ece3d4;
}
.step-list li b{font-size:15px}
.step-list li span{font-size:13px;color:#6f7a77}

.section{margin-top:36px}
.section-head{display:flex;justify-content:space-between;align-items:end;margin-bottom:16px}
.section h2{font-family:Georgia,"Noto Serif KR",serif;margin:0;font-size:30px}
.muted{color:#78817e}

.value-section{margin-top:32px}
.feature-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.feature-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:20px;
  padding:22px;
  box-shadow:0 8px 24px rgba(32,56,61,.04);
}
.feature-card strong{
  display:block;
  font-size:18px;
  margin-bottom:10px;
  color:var(--green-deep);
}
.feature-card p{margin:0;line-height:1.75;color:#6d7674}

.course-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.course-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:20px;
  padding:24px;
  box-shadow:0 8px 24px rgba(32,56,61,.05)
}
.spotlight-card{background:linear-gradient(180deg,#fffdfa,#fff)}
.premium-course-card h3,.course-card h3{margin:8px 0 8px;font-size:24px}
.course-card .meta{font-size:13px;color:#7a827f;margin-bottom:14px}
.course-meta-list{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px}
.course-meta-list span{
  display:inline-flex;align-items:center;min-height:28px;padding:0 10px;
  border-radius:999px;background:#f6f2e7;border:1px solid #e6dcc8;
  color:#6b5a33;font-size:12px;font-weight:800
}
.status{display:inline-flex;padding:5px 9px;border-radius:999px;font-size:11px;font-weight:900}
.status.pending{background:#fff4d9;color:#88630e}
.status.approved{background:#e7f2ec;color:#185c48}
.status.rejected{background:#fbe9e6;color:#9b3e31}

.form-card{width:min(680px,100%);margin:20px auto;background:#fff;border:1px solid var(--line);border-radius:20px;padding:30px;box-shadow:0 12px 34px rgba(32,56,61,.07)}
.form-card.narrow{max-width:520px}
.form-card h1{margin:4px 0 12px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-grid .wide{grid-column:1/-1}
label{display:grid;gap:7px;font-size:12px;font-weight:800}
input,select{width:100%;height:44px;border:1px solid #d9d4c8;border-radius:9px;padding:0 12px;font:inherit;background:#fff}
.consent{display:flex;grid-column:1/-1;gap:9px;align-items:flex-start}
.consent input{width:auto;height:auto;margin-top:4px}
.alert{padding:12px 14px;border-radius:10px;margin:12px 0;font-size:13px}
.alert.err{background:#fbe9e6;color:#8a352b}
.alert.ok{background:#e8f2ed;color:#185c48}

.btn{
  display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 18px;border-radius:12px;
  border:1px solid #c8b98f;background:#fff;color:#5a4a28;text-decoration:none;font-weight:800;cursor:pointer;
  transition:.18s ease;
}
.btn:hover{transform:translateY(-1px);box-shadow:0 10px 20px rgba(32,56,61,.06)}
.btn.primary{background:var(--green);border-color:var(--green);color:#fff}
.btn.primary:hover{background:var(--green-deep)}
.btn.danger{color:#9b3e31;border-color:#d6aaa3}

.hub-table{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden}
.hub-table th,.hub-table td{padding:12px;border-bottom:1px solid #eee9df;text-align:left;font-size:12px}
.hub-table th{background:#f8f5ee}
.hub-foot{padding:30px max(24px,calc((100% - 1180px)/2));border-top:1px solid var(--line);display:flex;gap:12px;color:#7a827f;font-size:12px}
.hub-foot b{color:var(--green)}

.hub-head nav a.admin-entry{
  padding:7px 11px;
  border:1px solid #d7c9a5;
  border-radius:999px;
  color:#6a5730;
  background:#fffdf8;
  font-size:12px;
}
.hub-head nav a.admin-entry:hover{background:#f7f2e7}

@media(max-width:980px){
  .hero-premium{grid-template-columns:1fr;padding:30px}
  .hero-premium h1{font-size:44px}
  .feature-grid,.course-grid{grid-template-columns:1fr}
}
@media(max-width:720px){
  .hub-head{padding:0 16px}
  .brand span{display:none}
  .hub-head nav{gap:10px}
  .hub-main{width:calc(100% - 24px);padding-top:18px}
  .hero-premium{padding:24px;border-radius:24px;min-height:auto}
  .hero-premium h1{font-size:35px}
  .hero-lead{font-size:15px;line-height:1.8}
  .hero-cta-card,.info-panel{padding:18px}
  .course-grid,.feature-grid,.form-grid{grid-template-columns:1fr}
  .form-grid .wide{grid-column:auto}
  .hub-table{display:block;overflow:auto}
}

/* LEARN V4.1 extra refinement */
.hero-premium .info-panel + .info-panel{margin-top:0}
.hero-side .info-panel{backdrop-filter:blur(4px)}
.feature-card,.premium-course-card,.info-panel,.hero-cta-card{
  transition:transform .18s ease, box-shadow .18s ease;
}
.feature-card:hover,.premium-course-card:hover,.info-panel:hover,.hero-cta-card:hover{
  transform:translateY(-2px);
  box-shadow:0 18px 36px rgba(32,56,61,.08);
}