:root {
  --ink: #102a43;
  --ink-soft: #486581;
  --line: #d9e2ec;
  --surface: #ffffff;
  --surface-soft: #f5f8fb;
  --brand: #276ef1;
  --brand-deep: #08243e;
  --brand-light: #e8f0ff;
  --accent: #07956b;
  --shadow: 0 22px 60px rgba(16, 42, 67, .12);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--surface);
  font-family: Pretendard, "Noto Sans KR", -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
  line-height: 1.65;
  word-break: keep-all;
}
a { color: inherit; text-decoration: none; }
.container { width: min(1160px, calc(100% - 40px)); margin: 0 auto; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid rgba(217, 226, 236, .78);
  background: rgba(255, 255, 255, .94);
  backdrop-filter: blur(16px);
}
.header-inner {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}
.brand { display: inline-flex; align-items: center; gap: 11px; font-weight: 900; }
.brand img { width: 38px; height: 38px; border-radius: 11px; }
.brand-copy { display: grid; line-height: 1.1; }
.brand-copy strong { font-size: 18px; letter-spacing: -.04em; }
.brand-copy small { margin-top: 4px; color: var(--ink-soft); font-size: 10px; letter-spacing: .12em; }
.main-nav { display: flex; align-items: center; gap: 24px; color: #334e68; font-size: 14px; font-weight: 750; }
.main-nav a:hover, .main-nav a[aria-current="page"] { color: var(--brand); }
.header-action, .button {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 0 19px;
  border: 1px solid transparent;
  border-radius: 12px;
  background: var(--brand);
  color: #fff;
  font-weight: 850;
  box-shadow: 0 9px 24px rgba(15, 118, 110, .2);
}
.button.secondary { border-color: #b8c9d9; background: #fff; color: var(--ink); box-shadow: none; }

.hero {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 85% 18%, rgba(45, 212, 191, .2), transparent 25%),
    linear-gradient(135deg, #061a2d 0%, #08243e 56%, #174f83 100%);
  color: #fff;
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  opacity: .18;
  background-image: linear-gradient(rgba(255,255,255,.16) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.16) 1px, transparent 1px);
  background-size: 54px 54px;
  mask-image: linear-gradient(to left, #000, transparent 76%);
}
.hero-inner {
  position: relative;
  z-index: 1;
  min-height: 570px;
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  align-items: center;
  gap: 68px;
  padding: 76px 0 84px;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 18px;
  padding: 7px 12px;
  border: 1px solid rgba(204, 251, 241, .28);
  border-radius: 999px;
  background: rgba(204, 251, 241, .1);
  color: #ccfbf1;
  font-size: 13px;
  font-weight: 850;
}
.eyebrow::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: #5eead4; }
h1 { margin: 0; font-size: clamp(39px, 5vw, 62px); line-height: 1.14; letter-spacing: -.055em; }
.hero-copy > p { max-width: 650px; margin: 23px 0 0; color: #d9eef0; font-size: 18px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 11px; margin-top: 30px; }
.hero-actions .button { min-height: 50px; padding: 0 23px; background: #fff; color: var(--brand-deep); }
.hero-actions .button.secondary { border-color: rgba(255,255,255,.3); background: rgba(255,255,255,.08); color: #fff; }
.hero-points { display: flex; flex-wrap: wrap; gap: 10px 18px; margin-top: 27px; color: #b9e5df; font-size: 13px; font-weight: 750; }
.hero-points span::before { content: "✓"; margin-right: 7px; color: #5eead4; }

.product-visual {
  position: relative;
  padding: 16px;
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 24px;
  background: rgba(255,255,255,.1);
  box-shadow: 0 32px 80px rgba(0,0,0,.28);
  backdrop-filter: blur(16px);
}
.visual-window { overflow: hidden; border-radius: 16px; background: #f8fafc; color: var(--ink); }
.visual-bar { height: 42px; display: flex; align-items: center; gap: 6px; padding: 0 15px; border-bottom: 1px solid #e6edf3; background: #fff; }
.visual-bar i { width: 8px; height: 8px; border-radius: 50%; background: #d7e1ea; }
.visual-body { display: grid; grid-template-columns: 96px 1fr; min-height: 335px; }
.visual-side { padding: 18px 12px; background: #102a43; }
.visual-side b { display: block; height: 7px; margin-bottom: 15px; border-radius: 8px; background: rgba(255,255,255,.28); }
.visual-side b:first-child { width: 72%; background: #5eead4; }
.visual-main { padding: 22px; }
.visual-title { width: 48%; height: 13px; margin-bottom: 21px; border-radius: 8px; background: #334e68; }
.visual-kpis { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.visual-kpi { min-height: 74px; padding: 13px; border: 1px solid #dce6ee; border-radius: 12px; background: #fff; }
.visual-kpi span { display: block; width: 58%; height: 7px; border-radius: 5px; background: #cbd5e1; }
.visual-kpi strong { display: block; margin-top: 13px; color: var(--brand); font-size: 22px; }
.visual-panel { margin-top: 12px; padding: 16px; border: 1px solid #dce6ee; border-radius: 12px; background: #fff; }
.visual-row { display: grid; grid-template-columns: 1.35fr .8fr .55fr; gap: 12px; align-items: center; padding: 11px 0; border-bottom: 1px solid #edf2f7; }
.visual-row:last-child { border: 0; }
.visual-row span { height: 8px; border-radius: 5px; background: #d7e1ea; }
.visual-row span:last-child { background: #99f6e4; }
.floating-chip { position: absolute; right: -18px; bottom: 28px; padding: 12px 15px; border-radius: 13px; background: #fff; color: var(--brand-deep); font-size: 13px; font-weight: 900; box-shadow: var(--shadow); }

.trust-strip { border-bottom: 1px solid var(--line); background: #fff; }
.trust-inner { min-height: 84px; display: grid; grid-template-columns: repeat(4, 1fr); align-items: center; }
.trust-item { padding: 0 24px; border-right: 1px solid var(--line); text-align: center; color: var(--ink-soft); font-size: 13px; font-weight: 800; }
.trust-item:first-child { padding-left: 0; }
.trust-item:last-child { border: 0; padding-right: 0; }
.trust-item strong { display: block; margin-bottom: 3px; color: var(--ink); font-size: 17px; }

.section { padding: 96px 0; }
.section.soft { background: var(--surface-soft); }
.section-heading { max-width: 700px; margin-bottom: 42px; }
.section-kicker { color: var(--brand); font-size: 13px; font-weight: 950; letter-spacing: .12em; }
h2 { margin: 10px 0 0; font-size: clamp(30px, 4vw, 44px); line-height: 1.2; letter-spacing: -.045em; }
.section-heading p { margin: 17px 0 0; color: var(--ink-soft); font-size: 17px; }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.feature-card { padding: 28px; border: 1px solid var(--line); border-radius: 20px; background: #fff; box-shadow: 0 12px 30px rgba(16,42,67,.05); }
.feature-icon { width: 46px; height: 46px; display: grid; place-items: center; margin-bottom: 22px; border-radius: 14px; background: var(--brand-light); color: var(--brand-deep); font-size: 22px; }
.feature-card h3 { margin: 0; font-size: 20px; letter-spacing: -.025em; }
.feature-card p { margin: 12px 0 0; color: var(--ink-soft); font-size: 15px; }

.workflow { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; counter-reset: step; }
.workflow article { position: relative; padding: 26px 22px; border-radius: 18px; background: #fff; border: 1px solid var(--line); }
.workflow article::before { counter-increment: step; content: "0" counter(step); display: block; margin-bottom: 22px; color: var(--brand); font-size: 13px; font-weight: 950; }
.workflow h3 { margin: 0; font-size: 18px; }
.workflow p { margin: 9px 0 0; color: var(--ink-soft); font-size: 14px; }

.cta { padding: 0 0 96px; }
.cta-panel { display: flex; align-items: center; justify-content: space-between; gap: 30px; padding: 42px 46px; border-radius: 26px; background: linear-gradient(120deg, #08243e, #174f83); color: #fff; box-shadow: var(--shadow); }
.cta-panel h2 { max-width: 650px; font-size: clamp(27px, 4vw, 38px); }
.cta-panel p { margin: 12px 0 0; color: #c9e7e3; }
.cta-panel .button { flex: 0 0 auto; background: #fff; color: var(--brand-deep); }

.site-footer { padding: 34px 0 44px; border-top: 1px solid var(--line); background: #fff; }
.footer-inner { display: flex; align-items: flex-start; justify-content: space-between; gap: 24px; }
.footer-copy { color: var(--ink-soft); font-size: 12px; }
.footer-nav { display: flex; flex-wrap: wrap; gap: 16px; color: var(--ink-soft); font-size: 13px; font-weight: 750; }

@media (max-width: 900px) {
  .main-nav { display: none; }
  .hero-inner { min-height: auto; grid-template-columns: 1fr; gap: 48px; padding: 64px 0 70px; }
  .product-visual { max-width: 640px; }
  .feature-grid { grid-template-columns: 1fr 1fr; }
  .workflow { grid-template-columns: 1fr 1fr; }
  .trust-inner { grid-template-columns: 1fr 1fr; padding: 16px 0; }
  .trust-item { min-height: 54px; display: grid; place-content: center; border-bottom: 1px solid var(--line); }
  .trust-item:nth-child(2) { border-right: 0; }
  .trust-item:nth-child(3), .trust-item:nth-child(4) { border-bottom: 0; }
}

@media (max-width: 600px) {
  .container { width: min(100% - 28px, 1160px); }
  .header-inner { min-height: 64px; }
  .brand-copy small { display: none; }
  .header-action { min-height: 40px; padding: 0 14px; font-size: 13px; }
  .hero-inner { padding: 50px 0 60px; }
  h1 { font-size: 38px; }
  .hero-copy > p { font-size: 16px; }
  .hero-actions { display: grid; }
  .hero-actions .button { width: 100%; }
  .product-visual { padding: 9px; border-radius: 18px; }
  .visual-body { grid-template-columns: 66px 1fr; min-height: 270px; }
  .visual-main { padding: 15px 12px; }
  .visual-kpis { gap: 6px; }
  .visual-kpi { min-height: 62px; padding: 9px; }
  .visual-kpi strong { margin-top: 9px; font-size: 18px; }
  .floating-chip { right: 8px; bottom: -22px; }
  .trust-inner { font-size: 12px; }
  .trust-item { padding: 8px; }
  .trust-item strong { font-size: 15px; }
  .section { padding: 72px 0; }
  .feature-grid, .workflow { grid-template-columns: 1fr; }
  .feature-card { padding: 24px; }
  .cta { padding-bottom: 72px; }
  .cta-panel { display: block; padding: 32px 24px; }
  .cta-panel .button { width: 100%; margin-top: 24px; }
  .footer-inner { display: block; }
  .footer-nav { margin-top: 18px; }
}