:root{
  --bg:#f7f9fc;
  --surface:#ffffff;
  --surface-soft:#f2f5f9;
  --text:#191f28;
  --muted:#6b7684;
  --line:#e5e8eb;
  --blue:#3182f6;
  --blue-dark:#1b64da;
  --blue-soft:#eef6ff;
  --shadow:0 8px 30px rgba(0,0,0,.06);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans KR",sans-serif;
  background:var(--bg);
  color:var(--text);
  letter-spacing:-.02em;
}
a{text-decoration:none;color:inherit}
button,input,select,textarea{font:inherit}
.wrap{max-width:1160px;margin:0 auto;padding-left:24px;padding-right:24px}
.top{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.9);
  backdrop-filter:blur(16px);
  border-bottom:1px solid rgba(229,232,235,.85)
}
.top>.wrap{height:68px;display:flex;align-items:center;justify-content:space-between}
.brand{font-size:22px;font-weight:900;letter-spacing:-.04em}
.nav{display:flex;gap:26px;font-size:14px;color:var(--muted);font-weight:700}
.nav a:hover{color:var(--text)}

.hero{
  min-height:670px;
  display:grid;
  grid-template-columns:1.2fr .8fr;
  gap:70px;
  align-items:center;
  padding-top:96px;
  padding-bottom:96px
}
.eyebrow{
  display:inline-block;
  font-size:14px;
  font-weight:800;
  color:var(--blue);
  margin-bottom:18px
}
h1,h2,h3,p{margin-top:0}
h1{
  font-size:68px;
  line-height:1.08;
  letter-spacing:-.055em;
  margin-bottom:26px
}
h2{
  font-size:42px;
  line-height:1.2;
  letter-spacing:-.045em;
  margin-bottom:28px
}
h3{letter-spacing:-.03em}
.lead{
  max-width:650px;
  font-size:20px;
  line-height:1.75;
  color:var(--muted);
  margin-bottom:32px
}
.btn{
  border:0;
  border-radius:14px;
  padding:15px 20px;
  background:var(--blue);
  color:#fff;
  font-weight:800;
  cursor:pointer;
  transition:.18s ease;
  display:inline-flex;
  align-items:center;
  justify-content:center
}
.btn:hover{background:var(--blue-dark);transform:translateY(-1px)}
.btn.secondary{
  background:var(--surface-soft);
  color:var(--text)
}
.btn.secondary:hover{background:#e9edf2}
.hero-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:28px;
  padding:32px;
  box-shadow:var(--shadow)
}
.hero-score{
  font-size:76px;
  font-weight:900;
  letter-spacing:-.07em;
  margin:24px 0 6px;
  color:var(--blue)
}
.muted{color:var(--muted)}
.hero-card hr,.form hr{border:0;border-top:1px solid var(--line);margin:22px 0}

.section{padding:100px 0}
.section.dark{
  background:transparent;
  color:var(--text)
}
.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.step,.pricecard{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:24px;
  padding:26px;
  box-shadow:0 4px 20px rgba(0,0,0,.035)
}
.step>b{
  color:var(--blue);
  font-size:13px
}
.step h3{margin-top:30px;margin-bottom:10px}
.pricecard{position:relative}
.pricecard.featured{
  border:2px solid #8bb8ff;
  background:linear-gradient(180deg,#f8fbff 0%,#ffffff 100%);
  transform:translateY(-6px)
}
.badge{
  position:absolute;
  right:18px;top:18px;
  padding:5px 9px;
  border-radius:999px;
  background:var(--blue);
  color:#fff;
  font-size:12px;
  font-weight:800
}
.price{
  font-size:34px;
  font-weight:900;
  margin:18px 0 8px
}

.form-grid{
  display:grid;
  grid-template-columns:.75fr 1.25fr;
  gap:64px;
  align-items:start
}
.form{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:28px;
  padding:30px;
  box-shadow:var(--shadow);
  display:grid;
  gap:20px
}
label,legend{
  font-size:14px;
  font-weight:800;
  color:#333d4b
}
input,select,textarea{
  width:100%;
  margin-top:9px;
  border:1px solid #d8dde3;
  border-radius:14px;
  background:#fff;
  color:var(--text);
  padding:15px 16px;
  outline:none;
  transition:.15s ease
}
input:focus,select:focus,textarea:focus{
  border-color:#84b5ff;
  box-shadow:0 0 0 4px rgba(49,130,246,.1)
}
textarea{resize:vertical}
fieldset{border:0;padding:0;margin:0}
.plans{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:10px}
.plans label{
  display:block;
  border:1px solid var(--line);
  background:#fff;
  border-radius:16px;
  padding:15px;
  cursor:pointer
}
.plans label:has(input:checked){
  border-color:#8bb8ff;
  background:var(--blue-soft)
}
.plans input{width:auto;margin:0 8px 0 0}
.plans b{display:block;margin-top:5px}
.check{
  display:flex;
  align-items:flex-start;
  gap:10px;
  color:var(--muted);
  font-weight:600
}
.check input{width:auto;margin-top:3px}

.dash-head{
  display:flex;
  justify-content:space-between;
  gap:20px;
  align-items:end
}
.notifications{margin-top:22px;display:grid;gap:14px}
.notice{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:20px;
  padding:20px;
  box-shadow:0 4px 18px rgba(0,0,0,.03)
}
.notice a{color:var(--blue);font-weight:800}
.stats{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:16px;
  margin:28px 0
}
.stats article{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:20px;
  padding:22px
}
.stats span{display:block;color:var(--muted);font-size:13px}
.stats strong{display:block;font-size:30px;margin-top:10px}
.admin-panel{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:24px;
  overflow:hidden;
  box-shadow:var(--shadow)
}
.panel-head{
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding:22px 24px;
  border-bottom:1px solid var(--line)
}
.table-wrap{overflow:auto}
table{width:100%;border-collapse:collapse;min-width:900px}
th,td{
  text-align:left;
  padding:16px 18px;
  border-bottom:1px solid var(--line);
  font-size:14px
}
th{
  background:#fafbfc;
  color:var(--muted);
  font-size:12px
}
.tag{
  display:inline-block;
  padding:6px 10px;
  border-radius:999px;
  background:var(--surface-soft);
  font-size:12px;
  font-weight:800
}
.mini{
  border:1px solid var(--line);
  background:#fff;
  border-radius:10px;
  padding:8px 10px;
  cursor:pointer
}

.modal{
  position:fixed;inset:0;
  background:rgba(25,31,40,.35);
  display:none;
  align-items:center;
  justify-content:center;
  padding:20px;
  z-index:100
}
.modal.show{display:flex}
.modal-card{
  width:min(560px,100%);
  background:#fff;
  border-radius:28px;
  padding:30px;
  box-shadow:0 30px 90px rgba(0,0,0,.18)
}
.summary{
  background:#f7f9fc;
  border-radius:18px;
  padding:18px;
  line-height:1.9;
  margin:20px 0
}
.admin-only-note{font-size:12px;color:#8b95a1;margin-top:12px}
.toast{
  display:none;
  position:fixed;
  left:50%;bottom:28px;
  transform:translateX(-50%);
  background:#191f28;
  color:#fff;
  border-radius:14px;
  padding:13px 18px;
  z-index:200;
  font-weight:700
}
footer{
  border-top:1px solid var(--line);
  padding:42px 24px;
  text-align:center;
  color:var(--muted);
  background:#fff
}

@media(max-width:900px){
  .nav{display:none}
  .hero{grid-template-columns:1fr;min-height:auto;gap:40px}
  h1{font-size:52px}
  .grid4,.stats{grid-template-columns:1fr 1fr}
  .form-grid{grid-template-columns:1fr}
}
@media(max-width:560px){
  .wrap{padding-left:18px;padding-right:18px}
  .hero{padding-top:64px;padding-bottom:64px}
  h1{font-size:42px}
  h2{font-size:34px}
  .lead{font-size:18px}
  .grid4,.grid2,.plans,.stats{grid-template-columns:1fr}
  .section{padding:72px 0}
  .dash-head{align-items:stretch;flex-direction:column}
}