:root {
  --green: #10b981;
  --green-dark: #059669;
  --ink: #1f2937;
  --ink-soft: #4b5563;
  --ink-faint: #9ca3af;
  --line: #e5e7eb;
  --bg: #ffffff;
  --bg-soft: #f9fafb;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Pretendard",
    "Malgun Gothic", "Segoe UI", Roboto, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.7;
  word-break: keep-all;
}

.wrap {
  max-width: 760px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Header */
header {
  border-bottom: 1px solid var(--line);
  background: var(--bg);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  min-height: 60px;
  padding-top: 10px;
  padding-bottom: 10px;
  gap: 4px 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--ink);
  font-weight: 700;
  font-size: 17px;
}

.brand img {
  width: 28px;
  height: 28px;
  border-radius: 7px;
}

nav {
  display: flex;
  gap: 18px;
}

nav a {
  color: var(--ink-soft);
  text-decoration: none;
  font-size: 14px;
}

nav a:hover {
  color: var(--green-dark);
}

/* Hero (index) */
.hero {
  padding: 72px 0 56px;
  text-align: center;
}

.hero img.mark {
  width: 84px;
  height: 84px;
  border-radius: 20px;
  margin-bottom: 24px;
}

.hero h1 {
  font-size: 32px;
  line-height: 1.35;
  margin-bottom: 14px;
}

.hero p {
  color: var(--ink-soft);
  font-size: 17px;
  max-width: 540px;
  margin: 0 auto;
}

.badge {
  display: inline-block;
  margin-top: 26px;
  padding: 9px 18px;
  border-radius: 999px;
  background: var(--bg-soft);
  border: 1px solid var(--line);
  color: var(--ink-soft);
  font-size: 14px;
}

/* Feature cards (index) */
.features {
  padding: 24px 0 64px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.feature {
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 22px;
  background: var(--bg);
}

.feature .emoji {
  font-size: 26px;
  display: block;
  margin-bottom: 10px;
}

.feature h3 {
  font-size: 16px;
  margin-bottom: 6px;
}

.feature p {
  font-size: 14px;
  color: var(--ink-soft);
}

/* Contact (index) */
.contact {
  border-top: 1px solid var(--line);
  padding: 48px 0 64px;
  text-align: center;
}

.contact h2 {
  font-size: 22px;
  margin-bottom: 10px;
}

.contact p {
  color: var(--ink-soft);
  font-size: 15px;
}

.contact a.mail {
  display: inline-block;
  margin-top: 18px;
  padding: 12px 26px;
  border-radius: 10px;
  background: var(--green);
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  font-size: 15px;
}

.contact a.mail:hover {
  background: var(--green-dark);
}

/* Legal documents */
main.doc {
  padding: 48px 0 72px;
}

.doc h1 {
  font-size: 26px;
  margin-bottom: 8px;
}

.doc .effective {
  color: var(--ink-faint);
  font-size: 14px;
  margin-bottom: 32px;
}

.doc h2 {
  font-size: 18px;
  margin: 36px 0 12px;
  padding-top: 8px;
}

.doc p,
.doc li {
  font-size: 15px;
  color: var(--ink-soft);
  margin-bottom: 8px;
}

.doc ol,
.doc ul {
  padding-left: 22px;
  margin-bottom: 12px;
}

.doc .table-scroll {
  overflow-x: auto;
  margin: 14px 0 18px;
}

.doc table {
  border-collapse: collapse;
  width: 100%;
  font-size: 14px;
  min-width: 480px;
}

.doc th,
.doc td {
  border: 1px solid var(--line);
  padding: 9px 12px;
  text-align: left;
  vertical-align: top;
  color: var(--ink-soft);
}

.doc th {
  background: var(--bg-soft);
  color: var(--ink);
  font-weight: 600;
  white-space: nowrap;
}

/* Footer */
footer {
  border-top: 1px solid var(--line);
  background: var(--bg-soft);
  padding: 32px 0 40px;
  font-size: 13px;
  color: var(--ink-faint);
}

footer .links {
  margin-bottom: 14px;
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

footer .links a {
  color: var(--ink-soft);
  text-decoration: none;
  font-weight: 600;
}

footer .links a:hover {
  color: var(--green-dark);
}

footer p {
  line-height: 1.9;
}

@media (max-width: 560px) {
  .features {
    grid-template-columns: 1fr;
  }

  .hero {
    padding: 52px 0 40px;
  }

  .hero h1 {
    font-size: 26px;
  }

  nav {
    gap: 12px;
  }

  nav a {
    font-size: 13px;
  }
}