:root {
  color-scheme: light;
  --point: #e53428;
  --point-dark: #b8231a;
  --ink: #111111;
  --muted: #555555;
  --line: #e8e8e8;
  --soft: #f6f6f6;
  --warm: #fff7f4;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: #ffffff;
  color: var(--ink);
  font-family: "Pretendard", "Apple SD Gothic Neo", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  word-break: keep-all;
}

a {
  color: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(0, 0, 0, 0.92);
  color: #ffffff;
  backdrop-filter: blur(12px);
}

.header-inner {
  display: flex;
  max-width: 1120px;
  min-height: 68px;
  margin: 0 auto;
  padding: 0 20px;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.brand {
  color: var(--point);
  font-size: 23px;
  font-style: italic;
  font-weight: 950;
  letter-spacing: 0;
  text-decoration: none;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 8px 18px;
  color: #f1f1f1;
  font-size: 14px;
  font-weight: 800;
}

.site-nav a {
  text-decoration: none;
}

.hero {
  min-height: 470px;
  display: flex;
  align-items: center;
  background-image: linear-gradient(90deg, rgba(0, 0, 0, 0.86), rgba(0, 0, 0, 0.62), rgba(0, 0, 0, 0.4)), url("/culture_image.jpg");
  background-position: center;
  background-size: cover;
  color: #ffffff;
}

.hero-inner {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 72px 20px 78px;
}

.eyebrow {
  display: inline-flex;
  max-width: 100%;
  margin-bottom: 18px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 999px;
  padding: 8px 14px;
  background: rgba(255, 255, 255, 0.12);
  color: #ffffff;
  font-size: 13px;
  font-weight: 900;
}

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

h1 {
  max-width: 850px;
  margin-bottom: 20px;
  font-size: clamp(38px, 6vw, 70px);
  line-height: 1.06;
  letter-spacing: 0;
}

.hero-copy {
  max-width: 720px;
  margin-bottom: 0;
  color: rgba(255, 255, 255, 0.86);
  font-size: clamp(17px, 2vw, 22px);
  font-weight: 700;
  line-height: 1.64;
}

.point {
  color: var(--point);
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  margin-top: 28px;
  gap: 12px;
  align-items: center;
}

.cta,
.sub-link {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 14px 22px;
  font-weight: 950;
  text-decoration: none;
}

.cta {
  background: var(--point);
  color: #ffffff;
  box-shadow: 0 14px 30px rgba(229, 52, 40, 0.28);
}

.sub-link {
  border: 1px solid rgba(255, 255, 255, 0.26);
  background: rgba(255, 255, 255, 0.12);
  color: #ffffff;
}

main {
  max-width: 1120px;
  margin: 0 auto;
  padding: 56px 20px 86px;
}

.section {
  padding: 38px 0;
}

.section h2 {
  margin-bottom: 16px;
  font-size: clamp(26px, 4vw, 42px);
  line-height: 1.16;
  letter-spacing: 0;
}

.lead,
.section p,
.section li {
  color: var(--muted);
  font-size: 18px;
  line-height: 1.74;
}

.lead {
  max-width: 840px;
  font-weight: 700;
}

.quick-grid,
.card-grid {
  display: grid;
  gap: 14px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.quick-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.card-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.card,
.quick-grid li,
.info-panel {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #ffffff;
}

.quick-grid li {
  padding: 18px;
  color: #222222;
  font-weight: 900;
}

.card {
  padding: 24px;
}

.card h3 {
  margin-bottom: 10px;
  color: var(--ink);
  font-size: 20px;
  line-height: 1.3;
}

.card p {
  margin-bottom: 0;
  font-size: 16px;
  line-height: 1.68;
}

.info-panel {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 24px;
  padding: 28px;
  background: var(--soft);
}

.info-panel dl {
  margin: 0;
}

.info-panel dt {
  margin-top: 14px;
  color: #777777;
  font-size: 13px;
  font-weight: 900;
}

.info-panel dt:first-child {
  margin-top: 0;
}

.info-panel dd {
  margin: 5px 0 0;
  color: #222222;
  font-size: 17px;
  font-weight: 850;
  line-height: 1.55;
}

.mini-note {
  border-left: 4px solid var(--point);
  padding-left: 16px;
  color: #333333;
  font-weight: 850;
  line-height: 1.7;
}

.steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.steps li {
  border-top: 4px solid var(--point);
  border-radius: 8px;
  padding: 18px;
  background: var(--warm);
}

.steps strong {
  display: block;
  margin-bottom: 8px;
  color: var(--ink);
  font-size: 18px;
}

.comparison {
  width: 100%;
  margin-top: 24px;
  border-collapse: collapse;
  overflow: hidden;
  border-radius: 8px;
  box-shadow: 0 0 0 1px var(--line);
}

.comparison th,
.comparison td {
  border-bottom: 1px solid var(--line);
  padding: 18px;
  text-align: left;
  vertical-align: top;
}

.comparison th {
  background: #111111;
  color: #ffffff;
  font-size: 15px;
}

.comparison td {
  color: #444444;
  font-size: 16px;
  line-height: 1.62;
}

.comparison td:nth-child(2) {
  color: var(--point-dark);
  font-weight: 900;
}

.faq-list {
  display: grid;
  gap: 12px;
  margin-top: 22px;
}

details {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #ffffff;
}

summary {
  cursor: pointer;
  padding: 18px 20px;
  color: #222222;
  font-size: 18px;
  font-weight: 950;
  list-style: none;
}

summary::-webkit-details-marker {
  display: none;
}

details p {
  margin: 0;
  padding: 0 20px 20px;
  font-size: 16px;
}

.bottom-cta {
  margin-top: 38px;
  border-radius: 8px;
  padding: 30px;
  background: #111111;
  color: #ffffff;
}

.bottom-cta p {
  color: rgba(255, 255, 255, 0.78);
}

.bottom-cta .sub-link {
  border-color: rgba(255, 255, 255, 0.22);
}

footer {
  border-top: 1px solid var(--line);
  padding: 30px 20px;
  color: #777777;
  text-align: center;
  font-size: 14px;
}

@media (max-width: 860px) {
  .header-inner {
    align-items: flex-start;
    flex-direction: column;
    padding: 16px 20px;
  }

  .site-nav {
    justify-content: flex-start;
  }

  .hero {
    min-height: 520px;
    background-position: 55% center;
  }

  .quick-grid,
  .card-grid,
  .steps,
  .info-panel {
    grid-template-columns: 1fr;
  }

  .comparison {
    display: block;
    overflow-x: auto;
  }
}

@media (max-width: 560px) {
  .site-nav {
    font-size: 12px;
    gap: 8px 12px;
  }

  .hero-inner {
    padding: 56px 18px 62px;
  }

  h1 {
    font-size: 38px;
  }

  .hero-copy,
  .lead,
  .section p,
  .section li {
    font-size: 16px;
  }

  main {
    padding: 38px 18px 64px;
  }

  .cta,
  .sub-link {
    width: 100%;
  }
}