:root {
  --bg: #f6f8fb;
  --surface: #ffffff;
  --text: #172033;
  --muted: #687386;
  --line: #dfe5ee;
  --brand: #1457d9;
  --brand-dark: #0b3f9e;
  --accent: #10a37f;
  --warning: #f59f00;
  --shadow: 0 18px 45px rgba(17, 32, 55, 0.12);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Noto Sans KR", "Apple SD Gothic Neo", "Malgun Gothic", Arial, sans-serif;
  line-height: 1.65;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 76px;
  padding: 14px clamp(18px, 5vw, 72px);
  border-bottom: 1px solid rgba(223, 229, 238, 0.9);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.brand-mark {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border-radius: 8px;
  background: var(--brand);
  color: #fff;
  font-weight: 800;
}

.brand strong,
.brand small {
  display: block;
}

.brand small {
  color: var(--muted);
  font-size: 12px;
}

.top-nav {
  display: flex;
  gap: 18px;
  color: #344155;
  font-size: 14px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(300px, 0.55fr);
  gap: 28px;
  align-items: stretch;
  padding: clamp(38px, 7vw, 86px) clamp(18px, 5vw, 72px) 44px;
}

.hero-copy,
.hero-panel,
.support-card,
.info-box,
.official-capture,
.cta-strip {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.hero-copy {
  padding: clamp(28px, 5vw, 54px);
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--brand);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

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

h1 {
  max-width: 820px;
  margin-bottom: 18px;
  font-size: clamp(34px, 4.4vw, 58px);
  line-height: 1.16;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 12px;
  font-size: clamp(24px, 3vw, 36px);
  line-height: 1.25;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 8px;
  font-size: 20px;
}

.lead {
  max-width: 720px;
  color: #4e5b6f;
  font-size: 18px;
}

.search-panel {
  max-width: 720px;
  margin-top: 30px;
}

.search-panel label {
  display: block;
  margin-bottom: 8px;
  font-weight: 800;
}

.search-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 112px;
  gap: 8px;
}

.search-row input,
.search-row button {
  min-height: 54px;
  border-radius: 8px;
  font: inherit;
}

.search-row input {
  min-width: 0;
  border: 1px solid #cfd7e3;
  padding: 0 16px;
}

.search-row button,
.primary-action,
.card-button {
  border: 0;
  background: var(--brand);
  color: #fff;
  font-weight: 800;
  cursor: pointer;
}

.search-row button:hover,
.primary-action:hover,
.card-button:hover {
  background: var(--brand-dark);
}

.search-hint,
.section-heading p,
.support-card p,
.site-footer,
.article-section p,
.official-capture figcaption {
  color: var(--muted);
}

.search-hint {
  margin: 8px 0 0;
  font-size: 14px;
}

.hero-panel {
  padding: 28px;
}

.panel-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 24px;
}

.quick-stats {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.quick-stats li {
  padding: 18px;
  border-radius: 8px;
  background: #f3f7fd;
}

.quick-stats strong,
.quick-stats span {
  display: block;
}

.quick-stats span {
  color: var(--muted);
  font-size: 14px;
}

.section {
  padding: 48px clamp(18px, 5vw, 72px);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 24px;
}

.support-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.support-card {
  overflow: hidden;
  box-shadow: none;
}

.card-image {
  display: grid;
  min-height: 168px;
  place-items: center;
  color: #fff;
  font-weight: 900;
}

.hotels {
  background: linear-gradient(135deg, #d8222a, #7d1118);
}

.commerce {
  background: linear-gradient(135deg, #e23c3c, #7d1e1e);
}

.insurance {
  background: linear-gradient(135deg, #1766d9, #0d315d);
}

.ticket {
  background: linear-gradient(135deg, #8a4b08, #d9a034);
}

.card-body {
  padding: 18px;
}

.category {
  display: inline-flex;
  margin-bottom: 10px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 800;
}

.card-button,
.primary-action,
.secondary-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 16px;
  border-radius: 8px;
}

.card-button.disabled {
  background: #d9dee7;
  color: #667085;
  cursor: default;
}

.muted {
  background: #eef3f9;
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.category-grid a {
  display: block;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.category-grid span {
  display: block;
  color: var(--muted);
}

.two-column {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 28px;
  align-items: start;
}

.check-list,
.content-list {
  margin: 0;
  padding-left: 22px;
}

.check-list li,
.content-list li {
  margin-bottom: 10px;
}

.site-footer {
  padding: 34px clamp(18px, 5vw, 72px);
  border-top: 1px solid var(--line);
  background: #fff;
}

.site-footer p {
  margin-bottom: 6px;
}

.empty-state {
  padding: 18px;
  border: 1px dashed #b8c2d1;
  border-radius: 8px;
  background: #fff;
}

.article-shell {
  max-width: 980px;
  margin: 0 auto;
  padding: 36px 18px 60px;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
  color: var(--muted);
  font-size: 14px;
}

.article {
  display: grid;
  gap: 24px;
}

.article-header {
  padding: clamp(24px, 5vw, 46px);
  border-radius: 8px;
  background: #fff;
  border: 1px solid var(--line);
}

.article-header h1 {
  font-size: clamp(30px, 4vw, 48px);
}

.article-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.secondary-action {
  border: 1px solid #cfd7e3;
  background: #fff;
  color: #243046;
  font-weight: 800;
}

.official-capture {
  overflow: hidden;
  margin: 0;
  box-shadow: none;
}

.browser-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
  background: #f8fafc;
}

.browser-bar span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #d0d7e2;
}

.browser-bar strong {
  margin-left: 8px;
  font-size: 13px;
  color: var(--muted);
}

.capture-body {
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr);
  gap: 22px;
  align-items: center;
  padding: clamp(24px, 5vw, 46px);
  background: linear-gradient(135deg, #eafbf8, #ffffff 55%, #ecf3ff);
}

.capture-logo {
  display: grid;
  min-height: 160px;
  place-items: center;
  border-radius: 8px;
  background: #1dc8b6;
  color: #fff;
  font-weight: 900;
}

.official-capture figcaption {
  padding: 12px 16px;
  border-top: 1px solid var(--line);
  font-size: 13px;
}

.hotels-logo {
  background: #d8222a;
}

.toc-box {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.toc-box strong {
  display: block;
  margin-bottom: 10px;
}

.toc-box ol {
  margin: 0;
  padding-left: 22px;
}

.toc-box li {
  margin-bottom: 6px;
}

.text-link {
  color: var(--brand);
  font-weight: 800;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.info-box,
.article-section,
.cta-strip {
  padding: clamp(22px, 4vw, 34px);
}

.article-section {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.info-list {
  display: grid;
  gap: 0;
  margin: 0;
}

.info-list div {
  display: grid;
  grid-template-columns: 170px minmax(0, 1fr);
  gap: 18px;
  padding: 14px 0;
  border-top: 1px solid var(--line);
}

.info-list div:first-child {
  border-top: 0;
}

.info-list dt {
  color: #344155;
  font-weight: 800;
}

.info-list dd {
  margin: 0;
  color: #4e5b6f;
}

.cta-strip {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  box-shadow: none;
}

details {
  border-top: 1px solid var(--line);
  padding: 16px 0;
}

details:first-of-type {
  border-top: 0;
}

summary {
  cursor: pointer;
  font-weight: 800;
}

details p {
  margin: 12px 0 0;
  color: var(--muted);
}

@media (max-width: 980px) {
  .hero,
  .two-column,
  .capture-body {
    grid-template-columns: 1fr;
  }

  .support-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 680px) {
  .site-header {
    position: static;
    align-items: flex-start;
    flex-direction: column;
  }

  .top-nav {
    width: 100%;
    overflow-x: auto;
    padding-bottom: 2px;
  }

  .search-row,
  .support-grid,
  .category-grid,
  .info-list div {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 28px;
  }

  .card-image {
    min-height: 132px;
  }

  .cta-strip {
    align-items: stretch;
    flex-direction: column;
  }
}