:root {
  --bg: #eef2f6;
  --bg-strong: #dfe8f1;
  --surface: rgba(255, 255, 255, 0.9);
  --surface-strong: #ffffff;
  --ink: #10253d;
  --ink-soft: #506173;
  --line: rgba(16, 37, 61, 0.12);
  --line-strong: rgba(16, 37, 61, 0.2);
  --brand: #0f2747;
  --brand-soft: #1d5f81;
  --accent: #0d8c8b;
  --accent-soft: #d7f0ef;
  --shadow: 0 24px 60px rgba(15, 39, 71, 0.12);
  --radius: 24px;
  --container: 1160px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Manrope", "Noto Sans KR", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(13, 140, 139, 0.1), transparent 32%),
    linear-gradient(180deg, #f4f7fa 0%, #edf2f6 48%, #e8eef4 100%);
  color: var(--ink);
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  display: block;
  max-width: 100%;
}

.page-shell {
  min-height: 100vh;
}

.container {
  width: min(calc(100% - 48px), var(--container));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(18px);
  background: rgba(244, 247, 250, 0.75);
  border-bottom: 1px solid rgba(16, 37, 61, 0.06);
}

.header-inner,
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--brand);
}

.brand img {
  width: 36px;
  height: 36px;
}

.nav {
  display: inline-flex;
  align-items: center;
  gap: 28px;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.nav a:hover,
.button:hover {
  transform: translateY(-1px);
}

.hero {
  padding: 72px 0 48px;
}

.hero-grid,
.process-grid,
.security-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 36px;
  align-items: center;
}

.eyebrow {
  margin: 0 0 14px;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
}

.eyebrow-light {
  color: #99d7d5;
}

h1,
h2,
h3,
p {
  margin: 0;
}

h1 {
  max-width: 12ch;
  font-size: clamp(2.8rem, 6vw, 5.2rem);
  line-height: 0.96;
  letter-spacing: -0.055em;
}

h2 {
  font-size: clamp(2rem, 4vw, 3.4rem);
  line-height: 1.02;
  letter-spacing: -0.05em;
}

h3 {
  font-size: 1.2rem;
  line-height: 1.2;
  letter-spacing: -0.03em;
}

.lead,
.section-heading p,
.process-copy p,
.security-list p,
.feature-card p,
.industry-card p,
.cta-card p,
.footer-copy,
.footer-meta,
.hero-notes li,
.timeline-item p,
.metric-label,
.account-name,
.mini-label,
.panel-period,
.trust-band p {
  color: var(--ink-soft);
}

.lead {
  max-width: 60ch;
  margin-top: 24px;
  font-size: 1.06rem;
  line-height: 1.75;
}

.hero-actions,
.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 700;
  transition:
    transform 180ms ease,
    background-color 180ms ease,
    border-color 180ms ease,
    color 180ms ease;
}

.button-primary {
  background: var(--brand);
  color: #fff;
  box-shadow: 0 18px 38px rgba(15, 39, 71, 0.18);
}

.button-secondary,
.button-outline {
  background: rgba(255, 255, 255, 0.72);
  border-color: var(--line-strong);
  color: var(--brand);
}

.dark-outline {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.22);
  color: #fff;
}

.hero-notes {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  padding: 24px 0 0;
  margin: 28px 0 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.hero-notes li {
  font-size: 0.95rem;
  line-height: 1.5;
}

.hero-panel {
  display: grid;
  gap: 18px;
}

.panel-card,
.feature-card,
.industry-card,
.cta-card,
.timeline,
.trust-grid {
  border: 1px solid var(--line);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.panel-card {
  border-radius: 28px;
  padding: 28px;
}

.panel-top {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(244, 249, 252, 0.9)),
    var(--surface);
}

.panel-heading,
.metric-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.panel-label,
.mini-label {
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.metric-row {
  margin-top: 20px;
}

.metric-value {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.05em;
}

.metric-chip {
  padding: 10px 14px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 800;
}

.chart {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  align-items: end;
  gap: 12px;
  height: 160px;
  margin-top: 30px;
}

.chart span {
  border-radius: 18px 18px 6px 6px;
  background: linear-gradient(180deg, #99d7d5 0%, #1d5f81 100%);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.32);
}

.chart span:nth-child(1) { height: 36%; }
.chart span:nth-child(2) { height: 54%; }
.chart span:nth-child(3) { height: 49%; }
.chart span:nth-child(4) { height: 72%; }
.chart span:nth-child(5) { height: 68%; }
.chart span:nth-child(6) { height: 88%; }

.panel-bottom {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
}

.account-card {
  padding: 24px;
  border-radius: 22px;
  background: linear-gradient(135deg, #0f2747 0%, #1d5f81 100%);
  color: #fff;
}

.account-number {
  margin-top: 16px;
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: -0.04em;
}

.account-name {
  margin-top: 8px;
  color: rgba(255, 255, 255, 0.74);
}

.account-card .mini-label {
  color: rgba(255, 255, 255, 0.72);
}

.status-stack {
  display: grid;
  gap: 14px;
}

.status-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 16px 18px;
  border-radius: 20px;
  background: #fff;
  border: 1px solid rgba(16, 37, 61, 0.08);
}

.status-item p {
  font-weight: 800;
}

.status-item small {
  display: block;
  margin-top: 4px;
  color: var(--ink-soft);
  line-height: 1.5;
}

.status-dot {
  width: 12px;
  height: 12px;
  margin-top: 4px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 6px rgba(13, 140, 139, 0.12);
}

.status-dot-soft {
  background: #1d5f81;
  box-shadow: 0 0 0 6px rgba(29, 95, 129, 0.12);
}

.trust-band {
  padding: 8px 0 18px;
}

.trust-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 20px;
  padding: 22px 24px;
  border-radius: 24px;
}

.trust-list {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: flex-end;
}

.trust-list span {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0 16px;
  border-radius: 999px;
  background: rgba(16, 37, 61, 0.05);
  color: var(--brand);
  font-weight: 700;
}

.section {
  padding: 88px 0;
}

.section-alt {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.45), rgba(223, 232, 241, 0.58)),
    transparent;
}

.section-dark {
  background:
    radial-gradient(circle at top right, rgba(13, 140, 139, 0.22), transparent 22%),
    linear-gradient(135deg, #0b1b31 0%, #10253d 60%, #163a57 100%);
  color: #fff;
}

.section-heading {
  max-width: 720px;
}

.section-heading p {
  margin-top: 18px;
  line-height: 1.75;
}

.capability-grid,
.industry-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
  margin-top: 34px;
}

.feature-card,
.industry-card {
  border-radius: var(--radius);
  padding: 28px;
}

.feature-card p,
.industry-card p {
  margin-top: 14px;
  line-height: 1.7;
}

.timeline {
  display: grid;
  gap: 0;
  border-radius: 28px;
  overflow: hidden;
}

.timeline-item {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 20px;
  padding: 24px 26px;
  background: rgba(255, 255, 255, 0.8);
  border-bottom: 1px solid rgba(16, 37, 61, 0.08);
}

.timeline-item:last-child {
  border-bottom: 0;
}

.timeline-item span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 54px;
  height: 54px;
  border-radius: 16px;
  background: var(--brand);
  color: #fff;
  font-weight: 800;
}

.timeline-item p {
  margin-top: 8px;
  line-height: 1.65;
}

.security-grid {
  gap: 56px;
}

.security-list {
  display: grid;
  gap: 26px;
}

.security-list h3 {
  margin-bottom: 8px;
}

.security-list p {
  color: rgba(255, 255, 255, 0.76);
  line-height: 1.7;
}

.cta-card {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 28px;
  align-items: center;
  padding: 40px;
  border-radius: 32px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.98), rgba(239, 247, 247, 0.92)),
    var(--surface-strong);
}

.cta-card p {
  margin-top: 16px;
  line-height: 1.75;
}

.site-footer {
  padding: 0 0 34px;
}

.brand-footer {
  margin-bottom: 10px;
}

.footer-copy,
.footer-meta {
  font-size: 0.95rem;
}

.footer-meta {
  text-align: right;
}

.js .reveal {
  opacity: 0;
  transform: translateY(18px);
  transition:
    opacity 700ms ease,
    transform 700ms ease;
}

.js .reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay {
  transition-delay: 120ms;
}

.reveal-delay-2 {
  transition-delay: 220ms;
}

@media (max-width: 980px) {
  .nav {
    display: none;
  }

  .hero-grid,
  .process-grid,
  .security-grid,
  .trust-grid,
  .cta-card {
    grid-template-columns: 1fr;
  }

  .trust-list {
    justify-content: flex-start;
  }

  .hero-notes,
  .capability-grid,
  .industry-grid {
    grid-template-columns: 1fr;
  }

  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
  }

  .footer-meta {
    text-align: left;
  }
}

@media (max-width: 720px) {
  .container {
    width: min(calc(100% - 32px), var(--container));
  }

  .header-inner,
  .footer-inner {
    gap: 16px;
    padding: 16px 0;
  }

  .hero {
    padding-top: 42px;
  }

  .panel-card,
  .feature-card,
  .industry-card,
  .cta-card {
    padding: 22px;
  }

  .account-number {
    font-size: 1.35rem;
  }

  .timeline-item {
    grid-template-columns: 1fr;
  }

  .hero-actions .button,
  .cta-actions .button {
    width: 100%;
  }
}