:root {
  --ink: #1d1d1f;
  --muted: #65656b;
  --paper: #f5f5f7;
  --blue: #0066cc;
  --line: #dcdce0;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 90px;
}
body {
  margin: 0;
  color: var(--ink);
  background: #fff;
  font-family:
    -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans KR", sans-serif;
  -webkit-font-smoothing: antialiased;
}
a {
  color: var(--blue);
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}
a:focus-visible {
  outline: 3px solid #0071e3;
  outline-offset: 5px;
}
p {
  word-break: keep-all;
  line-height: 1.7;
}
h1,
h2,
h3 {
  word-break: keep-all;
  letter-spacing: -0.055em;
}
img {
  max-width: 100%;
  display: block;
}
.wrap {
  width: min(1080px, calc(100% - 48px));
  margin: auto;
}
.nav {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid #e9e9ed;
}
.nav-inner {
  min-height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand {
  font-weight: 750;
  letter-spacing: -0.6px;
  color: var(--ink);
  font-size: 19px;
  white-space: nowrap;
}
.brand span {
  font-weight: 400;
  color: #929299;
  margin: 0 3px;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}
.nav-links a {
  font-size: 13px;
  color: #515157;
  min-height: 44px;
  display: flex;
  align-items: center;
}
.nav-links a[aria-current="page"] {
  color: #0066cc;
}
.skip {
  position: fixed;
  top: -80px;
  left: 16px;
  z-index: 20;
  background: #fff;
  padding: 12px;
}
.skip:focus {
  top: 12px;
}
.eyebrow {
  font-size: 12px;
  letter-spacing: 0.18em;
  font-weight: 650;
  color: var(--muted);
  margin: 0 0 22px;
}
.hero {
  text-align: center;
  padding: 88px 24px 96px;
  background: var(--paper);
}
.hero h1 {
  font-size: clamp(42px, 6.2vw, 76px);
  line-height: 1.14;
  margin: 0;
  font-weight: 750;
}
.hero-copy {
  font-size: 19px;
  color: var(--muted);
  margin: 24px auto;
  max-width: 600px;
}
.actions {
  display: flex;
  gap: 24px;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  margin-top: 30px;
}
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 11px 23px;
  border-radius: 99px;
  background: #0071e3;
  color: #fff;
  font-size: 14px;
  font-weight: 600;
}
.button:hover {
  background: #0077ed;
  text-decoration: none;
}
.text-link {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  font-size: 15px;
  gap: 9px;
}
.section {
  padding: 100px 0;
}
.section-head {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 24px;
  margin-bottom: 38px;
}
.section-head h2 {
  font-size: clamp(30px, 4vw, 44px);
  margin: 0;
  line-height: 1.2;
}
.section-head p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}
.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}
.card {
  border-radius: 28px;
  background: var(--paper);
  padding: 40px;
  display: flex;
  flex-direction: column;
  align-items: start;
  min-height: 390px;
}
.card.dark {
  background: #19191c;
  color: #fff;
}
.card .eyebrow {
  margin-bottom: 42px;
}
.dark .eyebrow,
.dark .desc,
.dark del {
  color: #b1b1b8;
}
.card h3 {
  font-size: 36px;
  margin: 0 0 12px;
}
.desc {
  color: var(--muted);
  font-size: 15px;
  margin: 0;
  max-width: 330px;
}
.card-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: end;
  justify-content: space-between;
  width: 100%;
  gap: 16px;
  margin-top: auto;
  padding-top: 38px;
}
.price strong {
  font-size: 29px;
  letter-spacing: -0.05em;
  display: block;
}
.price del {
  display: block;
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 6px;
}
.dark .button {
  background: #fff;
  color: #1d1d1f;
}
.support {
  background: var(--paper);
  padding: 44px;
  border-radius: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  margin-bottom: 90px;
}
.support h2 {
  font-size: 26px;
  margin: 0 0 8px;
}
.support p {
  font-size: 14px;
  color: var(--muted);
  margin: 0;
}
.support-links {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}
.footer {
  background: var(--paper);
  font-size: 12px;
  color: var(--muted);
}
.footer-inner {
  padding: 27px 0;
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: center;
}
.footer-links {
  display: flex;
  gap: 22px;
  flex-wrap: wrap;
}
.footer a {
  color: var(--muted);
}
.product-hero {
  padding-bottom: 64px;
}
.product-hero h1 {
  font-size: clamp(48px, 7vw, 80px);
}
.badge {
  display: inline-block;
  background: #e8f2ff;
  color: #0060bf;
  font-size: 12px;
  border-radius: 99px;
  padding: 6px 12px;
  margin-bottom: 20px;
}
.purchase-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 360px);
  gap: clamp(28px, 6vw, 90px);
  align-items: start;
}
.purchase-grid h2 {
  font-size: 38px;
  line-height: 1.25;
  margin: 0 0 24px;
}
.purchase-grid .intro {
  font-size: 17px;
  color: var(--muted);
}
.purchase-panel {
  background: var(--paper);
  border-radius: 24px;
  padding: 32px;
}
.purchase-panel .price strong {
  font-size: 40px;
  margin-bottom: 25px;
}
.purchase-panel .button {
  width: 100%;
}
.purchase-panel .text-link {
  display: flex;
  justify-content: center;
  margin-top: 12px;
  font-size: 13px;
}
.fine {
  color: var(--muted);
  font-size: 12px;
}
.steps {
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
  counter-reset: step;
}
.steps li {
  padding: 20px 0;
  border-top: 1px solid var(--line);
  display: flex;
  gap: 18px;
  align-items: start;
  font-size: 14px;
  line-height: 1.6;
  counter-increment: step;
}
.steps li:before {
  content: counter(step, decimal-leading-zero);
  color: #909098;
  font-size: 12px;
  line-height: 1.9;
}
.terms-hero {
  padding: 72px 24px;
  text-align: center;
  background: var(--paper);
}
.terms-hero h1 {
  font-size: clamp(36px, 5vw, 56px);
  margin: 0;
}
.terms-hero p {
  color: var(--muted);
  font-size: 15px;
}
.terms-tabs {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 28px;
  flex-wrap: wrap;
}
.terms-tabs a {
  min-height: 44px;
  display: flex;
  align-items: center;
  padding: 10px 20px;
  border: 1px solid #d4d4da;
  border-radius: 99px;
  font-size: 14px;
  color: #515157;
}
.terms-tabs a[aria-current="page"] {
  background: #1d1d1f;
  color: #fff;
  border-color: #1d1d1f;
}
.legal {
  max-width: 740px;
  padding: 64px 0 100px;
}
.legal h2 {
  font-size: 22px;
  margin: 44px 0 18px;
  scroll-margin-top: 90px;
}
.legal p,
.legal li {
  color: #515157;
  line-height: 1.9;
  font-size: 15px;
  word-break: keep-all;
  overflow-wrap: anywhere;
}
.legal li + li {
  margin-top: 8px;
}
.legal ul,
.legal ol {
  padding-left: 22px;
}
.legal-meta {
  padding-bottom: 24px;
  border-bottom: 1px solid var(--line);
  font-size: 13px;
  color: var(--muted);
}
.legal blockquote {
  margin: 28px 0;
  padding: 16px 24px;
  border-radius: 16px;
  background: var(--paper);
}
.legal blockquote p {
  margin: 0;
  font-size: 14px;
}
@media (max-width: 700px) {
  .wrap {
    width: calc(100% - 36px);
  }
  .nav-inner {
    min-height: 60px;
    gap: 12px;
  }
  .brand {
    font-size: 16px;
  }
  .nav-links {
    gap: 16px;
  }
  .nav-links a {
    font-size: 12px;
  }
  .hero {
    padding: 60px 18px 64px;
  }
  .hero-copy {
    font-size: 16px;
  }
  .section {
    padding: 64px 0;
  }
  .section-head {
    display: block;
  }
  .section-head p {
    margin-top: 16px;
  }
  .grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .card {
    padding: 30px;
    min-height: 340px;
  }
  .card h3 {
    font-size: 32px;
  }
  .card .eyebrow {
    margin-bottom: 30px;
  }
  .support {
    padding: 28px;
    display: block;
    margin-bottom: 60px;
  }
  .support-links {
    margin-top: 18px;
    gap: 16px;
  }
  .footer-inner {
    align-items: start;
    flex-direction: column;
    gap: 16px;
  }
  .purchase-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .purchase-grid h2 {
    font-size: 32px;
  }
  .product-hero {
    padding-bottom: 42px;
  }
  .terms-hero {
    padding: 54px 18px;
  }
  .legal {
    padding-top: 36px;
  }
  .legal p,
  .legal li {
    word-break: normal;
  }
  .legal h2 {
    font-size: 21px;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}
@media print {
  .nav,
  .footer,
  .terms-tabs {
    display: none;
  }
  .terms-hero {
    padding: 20px;
  }
  .legal {
    max-width: none;
    padding: 0;
  }
  .legal h2 {
    break-after: avoid;
  }
}

.grid > *,
.purchase-grid > * {
  min-width: 0;
}
.hero h1 {
  max-width: 960px;
  margin-inline: auto;
  overflow-wrap: anywhere;
}
.legal pre,
.legal table {
  max-width: 100%;
  overflow-x: auto;
}
.legal table {
  display: block;
  border-collapse: collapse;
}
.legal th,
.legal td {
  border: 1px solid var(--line);
  padding: 10px;
}
#terms-status {
  padding: 16px;
  background: #fff5df;
  border-radius: 12px;
}
@media (max-width: 850px) {
  .purchase-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}
@media (max-width: 380px) {
  .nav-inner {
    flex-wrap: wrap;
    justify-content: center;
    gap: 0 20px;
    padding-block: 8px;
  }
  .hero h1 {
    font-size: 36px;
  }
  .card,
  .purchase-panel {
    padding: 24px;
  }
}