/* 앱의 BaroqueStyle: 검정 #000, 패널 #131313, 황동 #D6A64F. */
:root {
  color-scheme: dark;
  --ink: #ededed;
  --muted: #999;
  --paper: #000;
  --panel: #131313;
  --line: #282828;
  --point: #d6a64f;
  --warning: #ff5c39;
  --sans: -apple-system, BlinkMacSystemFont, "Helvetica Neue", "Apple SD Gothic Neo", "Noto Sans KR", "Malgun Gothic", sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 28px; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 400 16px/1.7 var(--sans); -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
button, select { font: inherit; }
a, select { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 2px solid var(--point); outline-offset: 5px; }
img { display: block; max-width: 100%; height: auto; }
.wrap { width: min(1120px, calc(100% - 64px)); margin-inline: auto; }
h1, h2, h3, p, figure { margin: 0; }
h1, h2, h3 { word-break: keep-all; overflow-wrap: anywhere; text-wrap: balance; }
p { word-break: keep-all; overflow-wrap: anywhere; }
.site-header { border-bottom: 1px solid #1d1d1d; }
.nav { min-height: 86px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 12px; font-size: 17px; font-weight: 600; letter-spacing: -.035em; white-space: nowrap; }
.brand-icon { border-radius: 9px; }
.brand-mark { display: inline-block; width: 36px; height: 36px; border-radius: 9px; background: url("assets/app-icon.png") center/cover; }
.nav-links { display: flex; align-items: center; gap: 24px; color: var(--muted); font-size: 13px; }
.nav-links a { transition: color .15s; }
.nav-links a:hover, .text-link:hover, .footer-links a:hover { color: var(--point); }
.language-select { color: var(--ink); background: var(--panel); border: 1px solid #353535; border-radius: 8px; padding: 9px 10px; min-height: 44px; max-width: 135px; cursor: pointer; }
.hero { padding: 72px 0 0; text-align: center; }
.eyebrow { color: var(--point); font-size: 11px; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; margin-bottom: 20px; }
h1 { font-size: clamp(36px, 4.5vw, 62px); font-weight: 650; letter-spacing: -.05em; line-height: 1.25; max-width: 880px; margin: 0 auto 22px; }
h1 em { color: var(--point); font-style: normal; }
.hero-copy { max-width: 620px; margin-inline: auto; color: #a1a1a1; font-size: 16px; line-height: 1.85; }
.cta-row { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-top: 28px; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 11px 22px; border: 1px solid #333; border-radius: 999px; font-size: 13px; font-weight: 600; line-height: 1.45; }
.button.primary { background: var(--point); color: #000; border-color: var(--point); }
.button.secondary { background: var(--panel); color: var(--ink); }
a.button:hover { filter: brightness(1.12); }
.hero-note { color: #888; margin-top: 16px; font-size: 12px; }
.app-preview { max-width: 980px; margin-top: 54px; }
.device-frame { padding: 13px; border: 1px solid #424242; border-radius: 34px; background: linear-gradient(155deg, #262626, #101010 45%, #242424); box-shadow: 0 24px 80px #d6a64f09, inset 0 0 0 4px #171717; }
.device-frame img { width: 100%; border-radius: 22px; background: #000; }
figcaption { margin-top: 14px; color: #858585; font-size: 11px; text-align: center; }
.section { padding: 100px 0; border-bottom: 1px solid #1d1d1d; }
.section-heading { max-width: 700px; margin-bottom: 36px; }
.section-heading h2, .lab-copy h2, .release h2 { font-size: clamp(28px, 3vw, 40px); font-weight: 600; letter-spacing: -.045em; line-height: 1.4; margin-bottom: 16px; }
.section-heading p:not(.eyebrow), .lab-copy p:not(.eyebrow) { color: var(--muted); max-width: 590px; font-size: 15px; }
.feature-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.feature { padding: 28px; background: var(--panel); border: 1px solid #252525; border-radius: 18px; }
.feature-index { display: block; font-size: 12px; font-variant-numeric: tabular-nums; color: var(--point); margin-bottom: 30px; }
.feature h3 { font-size: 18px; font-weight: 600; letter-spacing: -.035em; margin-bottom: 12px; }
.feature p { color: var(--muted); font-size: 14px; }
.lab { background: #080808; }
.lab-grid { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr); gap: 56px; align-items: center; }
.lab-preview .device-frame { padding: 8px; border-radius: 22px; }
.lab-preview img { border-radius: 15px; }
.lab-list { padding: 0; list-style: none; margin: 24px 0 0; }
.lab-list li { padding: 12px 0; border-top: 1px solid var(--line); color: #b8b8b8; font-size: 13px; }
.lab-list li::before { content: "✓"; color: var(--point); margin-right: 10px; }
.how-to .wrap { display: grid; grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); gap: 72px; }
.steps { list-style: none; padding: 0; margin: 0; }
.steps li { display: grid; grid-template-columns: 36px minmax(0, 1fr); gap: 18px; padding: 24px 0; border-bottom: 1px solid var(--line); }
.steps li:first-child { padding-top: 0; }
.steps span { background: #1c1609; color: var(--point); width: 36px; height: 36px; border-radius: 50%; display: grid; place-items: center; font-size: 11px; font-weight: 600; }
.steps h3 { font-size: 17px; font-weight: 600; margin: 3px 0 8px; letter-spacing: -.025em; }
.steps p { color: var(--muted); font-size: 14px; }
.privacy-grid { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr); gap: 80px; align-items: center; }
.privacy .section-heading { margin-bottom: 0; }
.text-link { display: inline-block; color: var(--point); font-size: 13px; margin-top: 24px; }
.privacy-card { background: var(--panel); border: 1px solid var(--line); border-radius: 18px; padding: 32px; }
.privacy-card strong { display: block; font-weight: 500; color: var(--point); font-size: 28px; letter-spacing: -.04em; }
.privacy-card strong:first-child { font-size: 52px; line-height: 1.25; }
.privacy-card p { color: var(--muted); font-size: 13px; margin-top: 8px; }
.privacy-card hr { border: 0; border-top: 1px solid var(--line); margin: 24px 0; }
.release { text-align: center; padding: 90px 0; background: #080808; }
.release-icon { margin: 0 auto 24px; border-radius: 16px; }
.release h2 { max-width: 650px; margin-inline: auto; }
.release p:not(.eyebrow) { color: var(--muted); font-size: 14px; }
.site-footer { border-top: 1px solid var(--line); padding: 28px 0; color: #999; font-size: 12px; }
.footer-row, .footer-links { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 20px; }
.legal { max-width: 820px; padding-block: 64px 96px; }
.legal h1 { font-size: 38px; margin: 0 0 20px; }
.legal h2 { font-size: 21px; margin: 42px 0 14px; }
.legal h3 { font-size: 17px; margin: 24px 0 12px; }
.legal p, .legal li { color: #aaa; font-size: 15px; }
.legal .updated { font-size: 13px; margin: 24px 0; }
.legal .notice { background: var(--panel); border-left: 2px solid var(--point); padding: 20px; margin: 28px 0; color: #bbb; }
.legal table { width: 100%; border-collapse: collapse; font-size: 13px; }
.legal th, .legal td { border: 1px solid var(--line); padding: 10px; text-align: left; overflow-wrap: anywhere; }
.legal th { color: var(--point); }
.placeholder { color: var(--point); }
@media (max-width: 1050px) {
  .nav-links { gap: 16px; }
  .nav-links a[href="#privacy"], .nav-links a[href="#download"] { display: none; }
  .lab-grid { grid-template-columns: 1fr; gap: 36px; }
  .lab-copy { max-width: 680px; }
  .lab-preview { order: 2; }
  .how-to .wrap { gap: 40px; }
}
@media (max-width: 700px) {
  .wrap { width: calc(100% - 40px); }
  .nav { min-height: 72px; gap: 12px; }
  .brand { font-size: 15px; gap: 9px; }
  .brand-icon, .brand-mark { width: 30px; height: 30px; }
  .nav-links a { display: none; }
  .language-select { font-size: 12px; max-width: 114px; }
  .hero { padding-top: 44px; }
  .hero .eyebrow { font-size: 9px; letter-spacing: .1em; }
  h1 { font-size: 36px; line-height: 1.35; letter-spacing: -.045em; }
  .hero-copy { font-size: 14px; }
  .app-preview { margin-top: 36px; }
  .device-frame { padding: 6px; border-radius: 16px; box-shadow: inset 0 0 0 2px #171717; }
  .device-frame img { border-radius: 10px; }
  .section { padding: 60px 0; }
  .feature-grid, .how-to .wrap, .privacy-grid { grid-template-columns: minmax(0, 1fr); gap: 16px; }
  .feature { padding: 24px; }
  .feature-index { margin-bottom: 18px; }
  .how-to .wrap { gap: 28px; }
  .how-to .section-heading { margin-bottom: 0; }
  .privacy-grid { gap: 32px; }
  .section-heading h2, .lab-copy h2, .release h2 { font-size: 28px; }
  .lab-grid { gap: 28px; }
  .release { padding: 60px 0; }
  .legal h1 { font-size: 30px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

.detail-block { margin-top: 48px; }
.detail-list { border-top: 1px solid var(--line); }
.detail-list details { border-bottom: 1px solid var(--line); }
.detail-list summary { display: flex; align-items: baseline; gap: 18px; padding: 22px 0; cursor: pointer; list-style: none; font-size: 17px; font-weight: 600; letter-spacing: -.025em; }
.detail-list summary::-webkit-details-marker { display: none; }
.detail-list summary::after { content: "+"; margin-left: auto; color: var(--point); font-size: 22px; flex-shrink: 0; }
.detail-list details[open] summary::after { content: "−"; }
.detail-list summary:hover { color: var(--point); }
.detail-number { color: var(--point); font-size: 12px; font-weight: 400; min-width: 24px; font-variant-numeric: tabular-nums; }
.detail-body { margin-left: 42px; padding-bottom: 28px; display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); gap: 40px; }
.detail-body p { color: #aaa; font-size: 14px; line-height: 1.9; }
.try-it { background: var(--panel); border-left: 2px solid var(--point); padding: 18px 22px; border-radius: 0 12px 12px 0; }
.try-it strong { display: block; color: var(--point); font-size: 12px; font-weight: 600; margin-bottom: 8px; }
@media (max-width: 800px) {
  .detail-body { grid-template-columns: minmax(0, 1fr); gap: 18px; margin-left: 0; }
  .detail-list summary { font-size: 16px; gap: 10px; }
  .detail-block { margin-top: 36px; }
}