:root {
  color-scheme: light;
  --canvas: oklch(95% 0.022 84);
  --paper: oklch(98% 0.012 84);
  --ink: oklch(21% 0.025 53);
  --muted: oklch(45% 0.025 65);
  --rust: oklch(43% 0.075 43);
  --ochre: oklch(70% 0.095 82);
  --line: color-mix(in oklch, var(--ink) 18%, transparent);
  --soft-line: color-mix(in oklch, var(--ink) 10%, transparent);
  --shadow: 0 18px 55px color-mix(in oklch, var(--ink) 14%, transparent);
  --sans: "Apple SD Gothic Neo", "Noto Sans KR", "Malgun Gothic", Arial, sans-serif;
  --serif: Georgia, "Times New Roman", "Noto Serif KR", serif;
  --radius-sm: 4px;
  --radius-md: 10px;
  --radius-lg: 18px;
  --shell: min(1180px, calc(100% - 64px));
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--canvas);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.72;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
button, a { touch-action: manipulation; }
a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: 0.22em; }
img { display: block; max-width: 100%; }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 {
  margin-bottom: 0.55em;
  font-family: var(--serif);
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: -0.022em;
  text-wrap: balance;
}
h1 { font-size: clamp(3.1rem, 6.4vw, 6.5rem); }
h2 { font-size: clamp(2rem, 4vw, 4rem); }
h3 { font-size: clamp(1.35rem, 2vw, 2rem); letter-spacing: -0.012em; }
p, li { text-wrap: pretty; }
.shell { width: var(--shell); margin-inline: auto; }
.section { padding-block: clamp(80px, 11vw, 150px); }
.eyebrow {
  margin-bottom: 20px;
  color: var(--rust);
  font-size: 0.73rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  line-height: 1.3;
  text-transform: uppercase;
}
.lede { max-width: 630px; color: var(--muted); font-size: clamp(1.06rem, 1.4vw, 1.25rem); }
.placeholder { color: var(--rust); font-size: 0.88rem; }

[data-locale="en"] { display: none; }
body[data-lang="en"] [data-locale="ko"] { display: none !important; }
body[data-lang="en"] [data-locale="en"] { display: revert; }
picture[data-locale] { display: none; }
body[data-lang="ko"] picture[data-locale="ko"], body[data-lang="en"] picture[data-locale="en"] { display: block; }

.skip-link {
  position: fixed;
  z-index: 100;
  top: 10px;
  left: 10px;
  padding: 10px 14px;
  background: var(--ink);
  color: var(--paper);
  transform: translateY(-160%);
}
.skip-link:focus { transform: translateY(0); }

.site-header {
  position: relative;
  z-index: 20;
  border-bottom: 1px solid var(--soft-line);
}
.site-header__inner {
  min-height: 86px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}
.brand {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}
.brand__mark {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border: 1px solid var(--ink);
  border-radius: 50%;
  font-family: var(--serif);
  font-size: 1.25rem;
  font-weight: 700;
}
.brand strong, .brand small { display: block; line-height: 1.05; }
.brand strong { font-family: var(--serif); font-size: 1rem; }
.brand small { margin-top: 4px; color: var(--muted); font-size: 0.69rem; letter-spacing: 0.08em; }
.header-actions, .site-nav, .language-switch { display: flex; align-items: center; }
.header-actions { gap: clamp(18px, 4vw, 58px); }
.account-link { display: inline-flex; align-items: center; min-height: 44px; white-space: nowrap; font-size: 0.9rem; margin-right: 12px; }
.site-nav { gap: clamp(16px, 3vw, 38px); }
.site-nav a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  font-size: 0.82rem;
  font-weight: 650;
  text-decoration: none;
}
.site-nav a[aria-current="page"] { color: var(--rust); }
.language-switch { gap: 5px; color: var(--muted); font-size: 0.75rem; }
.language-switch button {
  min-width: 44px;
  min-height: 44px;
  padding: 0;
  border: 0;
  background: transparent;
  color: inherit;
  cursor: pointer;
  font: inherit;
  font-weight: 700;
}
.language-switch button[aria-pressed="true"] { color: var(--ink); text-decoration: underline; text-underline-offset: 5px; }

.home-hero {
  min-height: calc(100svh - 87px);
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(380px, 0.78fr);
  align-items: center;
  gap: clamp(48px, 7vw, 110px);
  padding-block: clamp(64px, 9vw, 125px);
}
.home-hero__copy h1 { max-width: 760px; }
.home-hero__copy .lede { margin: 30px 0 24px; }
.text-link { display: inline-flex; min-height: 44px; align-items: center; gap: 10px; color: var(--rust); font-weight: 700; }
.hero-facts {
  margin: clamp(48px, 7vw, 86px) 0 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.hero-facts div { min-width: 0; padding: 18px 16px 20px 0; }
.hero-facts div + div { padding-left: 16px; border-left: 1px solid var(--line); }
.hero-facts dt { color: var(--rust); font-size: 0.68rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; }
.hero-facts dd { margin: 7px 0 0; font-size: 0.8rem; line-height: 1.45; }
.hero-figure { position: relative; margin: 0; }
.hero-figure img { width: 100%; height: auto; border-radius: 48% 48% var(--radius-lg) var(--radius-lg) / 12% 12% var(--radius-lg) var(--radius-lg); box-shadow: var(--shadow); outline: 1px solid var(--soft-line); outline-offset: -1px; }
.hero-figure figcaption, .photo-frame figcaption {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding-top: 12px;
  border-top: 1px solid var(--ink);
  font-size: 0.64rem;
  font-weight: 700;
  letter-spacing: 0.12em;
}
.hero-figure figcaption { margin-top: 14px; }

.problem-section { padding-block: clamp(76px, 11vw, 145px); background: var(--ink); color: var(--canvas); }
.problem-layout { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr); align-items: center; gap: clamp(48px, 8vw, 120px); }
.problem-layout .eyebrow { color: var(--ochre); }
.problem-layout h2 { font-size: clamp(2.3rem, 4.5vw, 4.5rem); }
.problem-layout p:last-child { color: color-mix(in oklch, var(--canvas) 72%, transparent); }
.photo-frame { margin: 0; }
.photo-frame img { aspect-ratio: 3 / 2; width: 100%; object-fit: cover; outline: 1px solid color-mix(in oklch, var(--canvas) 18%, transparent); outline-offset: -1px; }
.photo-frame figcaption { color: inherit; border-color: currentColor; margin-top: 12px; }

.section-heading { max-width: 800px; margin-bottom: clamp(48px, 7vw, 84px); }
.journey { margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); list-style: none; border-top: 1px solid var(--ink); }
.journey li { padding: 26px clamp(18px, 3vw, 38px) 0 0; }
.journey li + li { padding-left: clamp(18px, 3vw, 38px); border-left: 1px solid var(--line); }
.journey li > span, .feature-number, .section-number { color: var(--rust); font-family: var(--serif); font-size: 0.8rem; font-variant-numeric: tabular-nums; }
.journey h3 { margin-top: 62px; }
.journey p { color: var(--muted); }

.feature-section { background: var(--paper); }
.feature-list { border-top: 1px solid var(--ink); }
.feature-list article {
  min-height: 460px;
  display: grid;
  grid-template-columns: minmax(260px, 0.75fr) minmax(380px, 1.25fr);
  align-items: center;
  gap: clamp(36px, 8vw, 120px);
  padding-block: clamp(54px, 7vw, 94px);
  border-bottom: 1px solid var(--line);
}
.feature-list article:nth-child(even) > div { order: 2; }
.feature-list article:nth-child(even) > img { order: 1; }
.feature-list article img { width: 100%; aspect-ratio: 18 / 13; object-fit: cover; background: var(--canvas); box-shadow: var(--shadow); outline: 1px solid var(--soft-line); outline-offset: -1px; }
.feature-list h3 { margin-top: 24px; }
.feature-list p { max-width: 420px; color: var(--muted); }
.feature-list .feature-text-only { min-height: 300px; grid-template-columns: 0.75fr 1.25fr; }
.feature-text-only > div { grid-column: 1; }

.brand-story { padding-block: clamp(90px, 14vw, 190px); }
.brand-layout { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(300px, 0.8fr); align-items: end; gap: clamp(50px, 9vw, 140px); }
.brand-layout .photo-frame { transform: rotate(-1.4deg); }
.brand-quote { font-family: var(--serif); font-size: clamp(1.35rem, 2.2vw, 2.2rem); line-height: 1.45; }

.privacy-band { padding-block: clamp(86px, 12vw, 155px); background: var(--rust); color: var(--paper); }
.privacy-layout { display: grid; grid-template-columns: minmax(280px, 0.8fr) minmax(440px, 1.2fr); gap: clamp(50px, 9vw, 130px); }
.privacy-band .eyebrow, .privacy-band .text-link { color: var(--paper); }
.privacy-facts { margin: 0; padding: 0; list-style: none; border-top: 1px solid color-mix(in oklch, var(--paper) 50%, transparent); }
.privacy-facts li { display: grid; grid-template-columns: 50px 1fr; gap: 18px; padding: 22px 0; border-bottom: 1px solid color-mix(in oklch, var(--paper) 24%, transparent); }
.privacy-facts li > span { color: var(--paper); font-family: var(--serif); font-size: 0.8rem; }
.privacy-facts p { margin: 0; }

.faq-layout { display: grid; grid-template-columns: minmax(240px, 0.6fr) minmax(480px, 1.4fr); gap: clamp(48px, 9vw, 140px); }
.faq details { border-top: 1px solid var(--line); }
.faq details:last-child { border-bottom: 1px solid var(--line); }
.faq summary {
  position: relative;
  min-height: 72px;
  display: flex;
  align-items: center;
  padding: 16px 52px 16px 0;
  cursor: pointer;
  font-family: var(--serif);
  font-size: clamp(1.02rem, 1.4vw, 1.25rem);
  font-weight: 600;
  line-height: 1.4;
  list-style: none;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 4px; font-family: var(--sans); font-size: 1.45rem; font-weight: 300; transition: transform 160ms ease-out; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { max-width: 680px; padding: 0 52px 26px 0; color: var(--muted); }

.final-note { padding-block: clamp(85px, 14vw, 170px); text-align: center; border-top: 1px solid var(--line); }
.final-note h2 { max-width: 900px; margin-inline: auto; }
.final-note p { color: var(--muted); }

.page-hero { padding-block: clamp(90px, 13vw, 170px); border-bottom: 1px solid var(--line); }
.page-hero h1 { max-width: 930px; }
.page-hero .lede { margin-top: 28px; }
.legal-meta { margin: 64px 0 0; display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); }
.legal-meta div { padding: 18px 20px 0 0; }
.legal-meta div + div { padding-left: 20px; border-left: 1px solid var(--line); }
.legal-meta dt { color: var(--rust); font-size: 0.72rem; font-weight: 700; letter-spacing: 0.1em; }
.legal-meta dd { margin: 6px 0 0; font-size: 0.9rem; }
.legal-layout { display: grid; grid-template-columns: 230px minmax(0, 780px); justify-content: space-between; gap: 80px; padding-block: clamp(70px, 10vw, 135px); }
.legal-toc { align-self: start; position: sticky; top: 32px; }
.legal-toc ol { margin: 0; padding: 0; list-style: none; }
.legal-toc a { display: flex; min-height: 38px; align-items: center; color: var(--muted); font-size: 0.8rem; text-decoration: none; }
.legal-document { min-width: 0; }
.draft-note, .contact-warning { padding: 24px 26px; background: color-mix(in oklch, var(--ochre) 25%, var(--canvas)); border-radius: var(--radius-sm); }
.legal-document section { padding-block: 48px; border-bottom: 1px solid var(--line); scroll-margin-top: 24px; }
.legal-document h2 { display: grid; grid-template-columns: 48px 1fr; font-size: clamp(1.55rem, 2.4vw, 2.3rem); }
.legal-document h2 > span:first-child { color: var(--rust); font-size: 0.72rem; letter-spacing: 0; padding-top: 0.65em; }
.legal-document p, .legal-document li { color: color-mix(in oklch, var(--ink) 82%, var(--canvas)); }
.legal-document li + li { margin-top: 8px; }

.contact-list { max-width: 980px; }
.contact-row { display: grid; grid-template-columns: 70px 1fr; gap: 28px; padding-block: clamp(50px, 7vw, 88px); border-top: 1px solid var(--ink); }
.contact-row h2 { font-size: clamp(2rem, 4vw, 3.8rem); }
.contact-email { display: inline-block; margin: 5px 0 28px; color: var(--rust); font-family: var(--serif); font-size: clamp(1.2rem, 2.4vw, 2rem); }
.contact-warning { margin-top: 60px; }
.contact-warning h2 { max-width: 780px; font-size: clamp(1.6rem, 3vw, 2.8rem); }

.site-footer { padding-block: 48px; background: var(--ink); color: var(--canvas); }
.site-footer__inner { display: grid; grid-template-columns: 1fr auto auto; align-items: start; gap: clamp(36px, 7vw, 90px); }
.footer-brand { font-family: var(--serif); font-size: 1.2rem; }
.site-footer nav { display: grid; gap: 8px; }
.site-footer nav a { min-height: 36px; display: flex; align-items: center; color: color-mix(in oklch, var(--canvas) 78%, transparent); font-size: 0.82rem; }
.site-footer .placeholder { color: color-mix(in oklch, var(--canvas) 72%, transparent); }
.footer-meta { text-align: right; color: color-mix(in oklch, var(--canvas) 62%, transparent); font-size: 0.75rem; }
.site-footer .language-switch { justify-content: flex-end; color: inherit; }

a:focus-visible, button:focus-visible, summary:focus-visible { outline: 3px solid var(--ochre); outline-offset: 4px; }
button, summary { -webkit-tap-highlight-color: transparent; }
.text-link, .language-switch button { transition: transform 120ms ease-out; }
.text-link:active, .language-switch button:active { transform: scale(0.96); }

@media (hover: hover) {
  .site-nav a:hover, .site-footer a:hover, .legal-toc a:hover { color: var(--rust); }
  .text-link:hover { text-decoration-thickness: 2px; }
}

@media (max-width: 900px) {
  :root { --shell: min(100% - 40px, 720px); }
  .site-nav { display: none; }
  .home-hero, .problem-layout, .brand-layout, .privacy-layout, .faq-layout { grid-template-columns: 1fr; }
  .home-hero { min-height: auto; }
  .home-hero__copy { order: 1; }
  .hero-figure { order: 2; max-width: 580px; margin-inline: auto; }
  .problem-layout .photo-frame { order: 2; }
  .journey { grid-template-columns: 1fr; }
  .journey li { min-height: 220px; padding: 28px 0; border-bottom: 1px solid var(--line); }
  .journey li + li { padding-left: 0; border-left: 0; }
  .journey h3 { margin-top: 42px; }
  .feature-list article { grid-template-columns: 1fr; min-height: 0; }
  .feature-list article:nth-child(even) > div, .feature-list article:nth-child(even) > img { order: initial; }
  .feature-list .feature-text-only { grid-template-columns: 1fr; }
  .brand-layout .photo-frame { transform: none; }
  .privacy-layout { gap: 54px; }
  .faq-layout { gap: 18px; }
  .legal-layout { grid-template-columns: 1fr; gap: 0; }
  .legal-toc { display: none; }
  .site-footer__inner { grid-template-columns: 1fr 1fr; }
  .footer-meta { grid-column: 1 / -1; text-align: left; }
  .site-footer .language-switch { justify-content: flex-start; }
}

@media (max-width: 560px) {
  :root { --shell: calc(100% - 30px); }
  body { font-size: 16px; }
  h1 { font-size: clamp(2.75rem, 14vw, 4.2rem); }
  .site-header__inner { min-height: 72px; }
  .brand__mark { width: 38px; height: 38px; }
  .header-actions { gap: 0; }
  .home-hero { padding-top: 56px; gap: 48px; }
  .home-hero__copy h1 br { display: none; }
  .hero-facts { display: none; }
  .hero-facts { grid-template-columns: 1fr; }
  .hero-facts div { padding: 14px 0; }
  .hero-facts div + div { padding-left: 0; border-left: 0; border-top: 1px solid var(--line); }
  .hero-figure img { border-radius: var(--radius-lg); }
  .feature-list article { gap: 28px; }
  .feature-list article img { aspect-ratio: 4 / 3; }
  .legal-meta { grid-template-columns: 1fr; }
  .legal-meta div { padding: 14px 0; }
  .legal-meta div + div { padding-left: 0; border-left: 0; border-top: 1px solid var(--line); }
  .legal-document h2 { grid-template-columns: 38px 1fr; }
  .contact-row { grid-template-columns: 38px 1fr; gap: 12px; }
  .site-footer__inner { grid-template-columns: 1fr; }
  .footer-meta { grid-column: auto; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: 0.01ms !important; }
}