/* Polit 웹 — 앱 디자인 토큰(polit_docs/design_source/mobile_style_guide.md) 기준 */
:root {
  --canvas: #FFFFFF;
  --muted: #F9FAFB;
  --subdued: #E5E8EB;
  --divider: #F2F4F6;
  --outline: #E5E8EB;
  --text-1: #191F28;
  --text-2: #333D4B;
  --text-3: #4E5968;
  --text-4: #6B7684;
  --brand: #3182F6;
  --brand-strong: #1B64DA;
  --brand-bg: #F0F6FF;
  --link: #1B64DA;
  --focus: #3182F6;
  --font: "Pretendard Variable", Pretendard, -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Noto Sans KR", "Malgun Gothic", Roboto, "Segoe UI", sans-serif;
  --gutter: 20px;
  --max: 1040px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --canvas: #111418;
    --muted: #1A1E24;
    --subdued: #2A3038;
    --divider: #22272E;
    --outline: #2F363F;
    --text-1: #F2F4F6;
    --text-2: #D1D6DB;
    --text-3: #B0B8C1;
    --text-4: #8B95A1;
    --brand: #4A94FF;
    --brand-strong: #6FAAFF;
    --brand-bg: #16243A;
    --link: #7DB3FF;
    --focus: #7DB3FF;
    color-scheme: dark;
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--canvas);
  color: var(--text-2);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  word-break: keep-all;
  overflow-wrap: break-word;
}
a { color: var(--link); text-underline-offset: 3px; }
a:hover { color: var(--brand-strong); }
:focus-visible { outline: 2px solid var(--focus); outline-offset: 3px; border-radius: 4px; }
h1, h2, h3 { color: var(--text-1); margin: 0; line-height: 1.35; }

.skip { position: absolute; left: -9999px; top: 0; }
.skip:focus { left: 16px; top: 12px; background: var(--canvas); padding: 8px 12px; z-index: 10; }

.wrap { max-width: var(--max); margin: 0 auto; padding-inline: var(--gutter); }

/* 헤더 */
.site-header { border-bottom: 1px solid var(--divider); }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 64px; flex-wrap: wrap; }
.brand { color: var(--text-1); text-decoration: none; font-weight: 800; font-size: 20px; letter-spacing: -0.02em; display: inline-flex; align-items: baseline; gap: 8px; padding-block: 8px; }
.brand small { font-weight: 500; font-size: 13px; color: var(--text-4); letter-spacing: 0; }
.site-nav { display: flex; gap: 4px; flex-wrap: wrap; }
.site-nav a { color: var(--text-3); text-decoration: none; font-size: 15px; padding: 10px 10px; border-radius: 8px; }
.site-nav a:hover { color: var(--text-1); background: var(--muted); }
.site-nav a[aria-current="page"] { color: var(--text-1); font-weight: 600; }

/* 푸터 */
.site-footer { border-top: 1px solid var(--divider); margin-top: 72px; padding-block: 32px 40px; font-size: 14px; color: var(--text-4); }
.site-footer .wrap { display: flex; flex-wrap: wrap; gap: 12px 24px; justify-content: space-between; align-items: center; }
.site-footer nav { display: flex; gap: 20px; flex-wrap: wrap; }
.site-footer a { color: var(--text-3); text-decoration: none; }
.site-footer a:hover { color: var(--text-1); text-decoration: underline; }

/* 랜딩 */
.hero { padding-block: 88px 64px; }
.eyebrow { font-size: 14px; font-weight: 600; color: var(--brand-strong); margin: 0 0 16px; }
.hero h1 { font-size: clamp(32px, 6vw, 52px); font-weight: 800; letter-spacing: -0.03em; line-height: 1.2; max-width: 16em; }
.hero .lede { font-size: clamp(17px, 2.2vw, 20px); color: var(--text-3); margin: 24px 0 0; max-width: 34em; }
.status { display: inline-flex; align-items: center; gap: 8px; margin-top: 32px; font-size: 15px; font-weight: 600; color: var(--text-1); background: var(--brand-bg); padding: 10px 16px; border-radius: 999px; }
.status::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--brand); }

.section { padding-block: 56px; border-top: 1px solid var(--divider); }
.section-head { display: grid; gap: 8px; margin-bottom: 32px; }
.section-head h2 { font-size: clamp(22px, 3vw, 28px); font-weight: 700; letter-spacing: -0.02em; }
.section-head p { margin: 0; color: var(--text-3); max-width: 40em; }

.features { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); column-gap: 48px; }
.features li { padding-block: 24px; border-top: 1px solid var(--divider); display: grid; grid-template-columns: 2.5em 1fr; column-gap: 8px; }
.features .num { font-size: 14px; font-weight: 700; color: var(--brand-strong); font-variant-numeric: tabular-nums; padding-top: 3px; }
.features h3 { font-size: 18px; font-weight: 600; margin-bottom: 6px; }
.features p { margin: 0; color: var(--text-3); font-size: 15px; line-height: 1.65; }

.principles { margin: 0; padding: 0; list-style: none; max-width: 44em; }
.principles li { padding-block: 16px; border-top: 1px solid var(--divider); }
.principles li:last-child { border-bottom: 1px solid var(--divider); }
.principles strong { color: var(--text-1); font-weight: 600; display: block; margin-bottom: 2px; }
.principles span { color: var(--text-3); font-size: 15px; }

.contact p { margin: 0; color: var(--text-3); }
.contact .mail { font-size: 20px; font-weight: 600; color: var(--text-1); margin-top: 8px; user-select: all; }

/* 법률 문서 */
.doc { max-width: 68ch; margin: 0 auto; padding: 56px var(--gutter) 0; }
.doc-head h1 { font-size: clamp(26px, 4vw, 34px); font-weight: 700; letter-spacing: -0.02em; }
.doc-meta { margin: 12px 0 0; color: var(--text-4); font-size: 14px; display: flex; gap: 16px; flex-wrap: wrap; }
.toc { margin-top: 32px; padding: 20px 24px; background: var(--muted); border-radius: 16px; }
.toc h2 { font-size: 14px; font-weight: 600; color: var(--text-4); margin-bottom: 8px; }
.toc ol { list-style: none; margin: 0; padding: 0; columns: 2 16em; column-gap: 24px; }
.toc li { break-inside: avoid; }
.toc a { display: inline-block; padding-block: 4px; color: var(--text-2); text-decoration: none; font-size: 15px; }
.toc a:hover { color: var(--link); text-decoration: underline; }
.legal-body { margin-top: 8px; }
.legal-body h2 { font-size: 21px; font-weight: 700; margin-top: 48px; padding-top: 24px; border-top: 1px solid var(--divider); scroll-margin-top: 16px; }
.legal-body h3 { font-size: 17px; font-weight: 600; margin-top: 28px; scroll-margin-top: 16px; }
.legal-body p, .legal-body ul { margin: 14px 0 0; }
.legal-body ul { padding-left: 1.3em; }
.legal-body li { margin-top: 8px; }
.legal-body li::marker { color: var(--text-4); }
.legal-body strong { color: var(--text-1); font-weight: 600; }
.legal-body hr { border: 0; border-top: 1px solid var(--divider); margin: 40px 0 0; }
.notice { margin: 24px 0 0; padding: 16px 20px; background: var(--brand-bg); border-radius: 12px; color: var(--text-2); font-size: 15px; }
.notice p { margin: 0; }

/* 404 */
.notfound { padding-block: 120px 40px; }
.notfound h1 { font-size: clamp(28px, 5vw, 40px); font-weight: 800; }
.notfound p { color: var(--text-3); margin: 16px 0 0; }

@media (max-width: 480px) {
  :root { --gutter: 16px; }
  .hero { padding-block: 56px 48px; }
  .section { padding-block: 44px; }
  .doc { padding-top: 40px; }
  .toc { padding: 16px; }
}