:root {
  --ink: #111827;
  --muted: #64748b;
  --soft: #f8fafc;
  --line: #e5e7eb;
  --card: #ffffff;
  --brand: #1f2937;
  --brand-2: #334155;
  --accent: #2563eb;
  --accent-soft: #eff6ff;
  --green: #0f766e;
  --green-soft: #ecfdf5;
  --orange: #b45309;
  --orange-soft: #fff7ed;
  --purple: #6d28d9;
  --purple-soft: #f5f3ff;
  --danger: #b91c1c;
  --danger-soft: #fef2f2;
  --shadow: 0 18px 40px rgba(15, 23, 42, 0.08);
  --radius: 24px;
  --max: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: #fff;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans KR", "Apple SD Gothic Neo", "Malgun Gothic", Arial, sans-serif;
  line-height: 1.65;
  word-break: keep-all;
}
a { color: inherit; }
strong { font-weight: 900; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(226, 232, 240, 0.9);
}
.header-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  min-width: 132px;
}
.brand-logo {
  height: 42px;
  width: auto;
  display: block;
}
.brand-fallback {
  display: none;
  align-items: center;
  min-height: 42px;
  color: #1f2937;
  font-size: 25px;
  font-weight: 900;
  letter-spacing: -0.04em;
}
.main-nav {
  display: flex;
  align-items: center;
  gap: 21px;
  color: #334155;
  font-size: 14px;
  font-weight: 800;
}
.main-nav a {
  text-decoration: none;
  white-space: nowrap;
}
.main-nav a:hover { color: #0f172a; }
.nav-cta {
  padding: 9px 14px;
  color: #fff !important;
  background: var(--brand);
  border-radius: 999px;
  box-shadow: 0 8px 18px rgba(15, 23, 42, 0.14);
}
.mobile-menu-label { display: none; color: var(--muted); font-size: 13px; font-weight: 700; }
main { overflow: hidden; }
.section { padding: 94px 24px; }
.section.compact { padding: 64px 24px; }
.section.alt { background: var(--soft); }
.container { max-width: var(--max); margin: 0 auto; }
.hero {
  position: relative;
  padding: 104px 24px 88px;
  background:
    radial-gradient(circle at 12% 20%, rgba(37, 99, 235, 0.10), transparent 30%),
    radial-gradient(circle at 88% 10%, rgba(15, 118, 110, 0.10), transparent 26%),
    linear-gradient(180deg, #fff 0%, #f8fafc 100%);
  border-bottom: 1px solid #eef2f7;
}
.hero-grid {
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  gap: 54px;
  align-items: center;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 12px;
  margin: 0 0 18px;
  color: #1e3a8a;
  background: var(--accent-soft);
  border: 1px solid #dbeafe;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 900;
}
.eyebrow.green { color: #065f46; background: var(--green-soft); border-color: #ccfbf1; }
.eyebrow.orange { color: #92400e; background: var(--orange-soft); border-color: #fed7aa; }
h1, h2, h3 { margin: 0; line-height: 1.18; letter-spacing: -0.045em; }
h1 { max-width: 780px; font-size: clamp(40px, 6vw, 68px); font-weight: 950; }
h2 { font-size: clamp(30px, 4vw, 46px); font-weight: 950; }
h3 { font-size: 22px; font-weight: 920; }
.section-head {
  display: flex;
  justify-content: space-between;
  gap: 28px;
  align-items: flex-end;
  margin-bottom: 34px;
}
.section-head p {
  max-width: 650px;
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 17px;
}
.hero-sub {
  max-width: 720px;
  margin: 24px 0 0;
  color: #475569;
  font-size: 19px;
  line-height: 1.78;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 18px;
  min-height: 48px;
  border-radius: 999px;
  text-decoration: none;
  font-size: 15px;
  font-weight: 900;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn.primary { color: #fff; background: var(--brand); box-shadow: 0 16px 28px rgba(15, 23, 42, 0.16); }
.btn.secondary { color: #0f172a; background: #fff; border: 1px solid var(--line); box-shadow: 0 10px 24px rgba(15, 23, 42, 0.06); }
.btn.blue { color: #fff; background: var(--accent); box-shadow: 0 16px 28px rgba(37, 99, 235, 0.18); }
.btn.green { color: #fff; background: var(--green); box-shadow: 0 16px 28px rgba(15, 118, 110, 0.18); }
.hero-panel {
  background: rgba(255,255,255,0.92);
  border: 1px solid #e2e8f0;
  border-radius: 32px;
  padding: 26px;
  box-shadow: var(--shadow);
}
.panel-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding-bottom: 18px;
  border-bottom: 1px solid #e2e8f0;
}
.panel-title b { font-size: 18px; }
.badge {
  display: inline-flex;
  padding: 5px 9px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 900;
  color: #0f172a;
  background: #f1f5f9;
}
.flow {
  display: grid;
  gap: 12px;
  margin-top: 20px;
}
.flow-item {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 12px;
  align-items: start;
  padding: 14px;
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 18px;
}
.flow-num {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  color: #fff;
  background: var(--brand);
  border-radius: 14px;
  font-weight: 950;
}
.flow-item p { margin: 3px 0 0; color: var(--muted); font-size: 14px; }
.stat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-top: 34px;
}
.stat {
  padding: 20px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 22px;
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.04);
}
.stat b { display: block; font-size: 26px; line-height: 1.1; letter-spacing: -0.03em; }
.stat span { display: block; margin-top: 8px; color: var(--muted); font-size: 14px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.card {
  padding: 26px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 12px 30px rgba(15, 23, 42, 0.05);
}
.card p { margin: 12px 0 0; color: var(--muted); }
.card .link {
  display: inline-flex;
  margin-top: 20px;
  color: #1d4ed8;
  text-decoration: none;
  font-weight: 900;
}
.card .link:hover { text-decoration: underline; }
.pill {
  display: inline-flex;
  margin-bottom: 14px;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 900;
  background: #f1f5f9;
  color: #334155;
}
.pill.blue { color: #1e40af; background: var(--accent-soft); }
.pill.green { color: #065f46; background: var(--green-soft); }
.pill.orange { color: #92400e; background: var(--orange-soft); }
.pill.purple { color: #5b21b6; background: var(--purple-soft); }
.solution-card { min-height: 260px; display: flex; flex-direction: column; justify-content: space-between; }
.feature-list {
  display: grid;
  gap: 10px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}
.feature-list li {
  position: relative;
  padding-left: 22px;
  color: #475569;
}
.feature-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.78em;
  width: 8px;
  height: 8px;
  background: var(--brand);
  border-radius: 50%;
}
.notice {
  padding: 22px;
  background: #fff;
  border: 1px solid #fde68a;
  border-left: 6px solid #f59e0b;
  border-radius: 20px;
}
.notice p { margin: 8px 0 0; color: #713f12; }
.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: #fff;
}
table {
  width: 100%;
  border-collapse: collapse;
  min-width: 760px;
}
th, td {
  padding: 15px 16px;
  text-align: left;
  border-bottom: 1px solid #e5e7eb;
  vertical-align: top;
}
th {
  color: #334155;
  background: #f8fafc;
  font-size: 14px;
}
td { color: #475569; }
tr:last-child td { border-bottom: none; }
.step-list {
  display: grid;
  gap: 14px;
  counter-reset: step;
}
.step {
  position: relative;
  padding: 22px 22px 22px 74px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 22px;
}
.step::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  left: 22px;
  top: 22px;
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  color: #fff;
  background: var(--brand);
  border-radius: 12px;
  font-weight: 950;
}
.step p { margin: 8px 0 0; color: var(--muted); }
.cta-box {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  align-items: center;
  padding: 34px;
  color: #fff;
  background:
    radial-gradient(circle at 8% 10%, rgba(255,255,255,0.18), transparent 26%),
    linear-gradient(135deg, #111827, #334155);
  border-radius: 32px;
  box-shadow: var(--shadow);
}
.cta-box p { margin: 12px 0 0; color: rgba(255,255,255,0.78); }
.footer {
  padding: 44px 24px;
  background: #0f172a;
  color: rgba(255,255,255,0.78);
}
.footer-inner {
  max-width: var(--max);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: flex-start;
}
.footer b { display: block; color: #fff; font-size: 18px; margin-bottom: 8px; }
.footer a { color: rgba(255,255,255,0.9); text-decoration: none; }
.footer a:hover { text-decoration: underline; }
.sub-hero {
  padding: 86px 24px 62px;
  background:
    radial-gradient(circle at 15% 20%, rgba(37, 99, 235, 0.10), transparent 34%),
    linear-gradient(180deg, #fff 0%, #f8fafc 100%);
  border-bottom: 1px solid #eef2f7;
}
.sub-hero .container { max-width: 980px; }
.sub-hero h1 { font-size: clamp(38px, 5vw, 60px); }
.lead {
  max-width: 820px;
  margin: 22px 0 0;
  color: #475569;
  font-size: 19px;
  line-height: 1.8;
}
.quick-card {
  padding: 24px;
  border-radius: 24px;
  border: 1px solid var(--line);
  background: #fff;
}
.quick-card b {
  display: block;
  margin-bottom: 8px;
  font-size: 18px;
}
.quick-card span { color: var(--muted); }
.check-card {
  padding: 22px;
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 22px;
}
.check-card.good { border-color: #bbf7d0; background: #f0fdf4; }
.check-card.bad { border-color: #fecaca; background: #fef2f2; }
.check-card h3 { font-size: 19px; }
.small { font-size: 13px; color: var(--muted); }
@media (max-width: 960px) {
  .hero-grid, .grid-2, .grid-3, .grid-4, .stat-grid, .cta-box {
    grid-template-columns: 1fr;
  }
  .main-nav { display: none; }
  .mobile-menu-label { display: block; }
  .section-head { display: block; }
  .hero { padding-top: 76px; }
  .footer-inner { display: block; }
}
@media (max-width: 640px) {
  .brand-logo { height: 34px; }
  .brand-fallback { min-height: 34px; font-size: 21px; }
  .header-inner { padding: 12px 18px; }
  .section { padding: 66px 18px; }
  .sub-hero { padding: 66px 18px 46px; }
  .hero { padding: 70px 18px 62px; }
  .card, .hero-panel, .cta-box { border-radius: 22px; padding: 22px; }
  .stat b { font-size: 22px; }
}