/* 모루 사이트 공통 — 앱의 Theme.swift 색을 그대로 쓴다 (밝은 · 어두운). */
:root {
  --page: #F8F9FC;
  --surface: #FFFFFF;
  --track: #E1E5F0;
  --accent: #5E68C9;
  --ink: #20212A;
  --muted: #666D80;
  --faint: #858899;
  --tint: #EFEEFE;
  --glow-blue: #C8D8FC;
  --glow-purple: #D7D3F3;
  --up: #D61F2C;
  --down: #1B5FD6;
  --radius: 22px;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --page: #0B0C12;
    --surface: #23273A;
    --track: #3E4562;
    --accent: #828CE4;
    --ink: #F3F4FB;
    --muted: #BCC2D5;
    --faint: #99A1B8;
    --tint: #262B44;
    --glow-blue: #24345C;
    --glow-purple: #373052;
    --up: #FF5C6A;
    --down: #5C9BFF;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--page);
  color: var(--ink);
  font: 400 17px/1.7 -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", Pretendard, system-ui, sans-serif;
  letter-spacing: -0.01em;
  word-break: keep-all;
  overflow-wrap: anywhere;
}
img { max-width: 100%; display: block; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
strong { font-weight: 650; }

.wrap { max-width: 1040px; margin: 0 auto; padding: 0 20px; }
.narrow { max-width: 760px; }

/* 머리 막대 */
.bar {
  position: sticky; top: 0; z-index: 10;
  background: color-mix(in srgb, var(--page) 86%, transparent);
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid color-mix(in srgb, var(--track) 70%, transparent);
}
.bar .wrap { display: flex; align-items: center; gap: 16px; height: 60px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--ink); font-weight: 700; font-size: 18px; }
.brand:hover { text-decoration: none; }
.brand img { width: 30px; height: 30px; border-radius: 8px; }
.bar nav { margin-left: auto; display: flex; gap: 18px; font-size: 15px; }
.bar nav a { color: var(--muted); }
.bar nav a[aria-current="page"] { color: var(--ink); font-weight: 650; }
@media (max-width: 560px) {
  .bar nav { gap: 12px; font-size: 14px; }
  .bar nav .wide, .bar nav .long { display: none; }
}

/* 단추 */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 22px; border-radius: 999px;
  background: var(--accent); color: #fff; font-weight: 650; font-size: 16px;
}
.btn:hover { text-decoration: none; filter: brightness(1.06); }
.btn.ghost { background: var(--surface); color: var(--ink); border: 1px solid var(--track); }
.btn svg { width: 18px; height: 18px; fill: currentColor; }

/* 카드 */
.card {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: 0 1px 2px rgb(20 24 60 / 4%), 0 8px 24px rgb(20 24 60 / 5%);
}
@media (prefers-color-scheme: dark) { .card { box-shadow: none; } }

.eyebrow { font-size: 14px; font-weight: 700; color: var(--accent); letter-spacing: .02em; margin: 0 0 10px; }
h1, h2, h3 { letter-spacing: -0.03em; line-height: 1.25; }
h2 { font-size: clamp(26px, 4.4vw, 36px); margin: 0 0 14px; }
h3 { font-size: 20px; margin: 0 0 6px; }
.sub { color: var(--muted); margin: 0; }

section.block { padding: 72px 0; }

footer.foot { padding: 48px 0 64px; color: var(--faint); font-size: 14px; border-top: 1px solid var(--track); }
footer.foot .wrap { display: flex; flex-wrap: wrap; gap: 10px 22px; align-items: center; }
footer.foot a { color: var(--muted); }
footer.foot .copy { margin-left: auto; }
@media (max-width: 560px) { footer.foot .copy { margin-left: 0; width: 100%; } }

/* 문서 페이지 (처리방침 · 설명서) */
.doc header.top { padding: 64px 0 28px; }
.doc header.top h1 { font-size: clamp(30px, 6vw, 44px); margin: 0 0 14px; }
.doc .lead { font-size: 18px; color: var(--muted); margin: 0 0 10px; }
.doc .meta { font-size: 14px; color: var(--faint); margin: 0; }
.doc .toc { margin: 8px 0 0; padding: 18px 22px; }
.doc .toc ol { margin: 0; padding-left: 20px; columns: 2; column-gap: 28px; font-size: 15px; }
@media (max-width: 560px) { .doc .toc ol { columns: 1; } }
.doc article section { padding: 30px 0 6px; }
.doc article h2 { font-size: 22px; margin: 0 0 14px; scroll-margin-top: 80px; }
.doc article p, .doc article li { font-size: 16px; }
.doc article ul { padding-left: 20px; }
.doc .summary { padding: 24px 26px; }
.doc .summary ul { margin: 0; padding-left: 20px; }
.doc .summary li { margin: 4px 0; }

.table { overflow-x: auto; border-radius: 16px; border: 1px solid var(--track); background: var(--surface); margin: 6px 0 16px; }
table { width: 100%; border-collapse: collapse; font-size: 15px; line-height: 1.6; }
th, td { text-align: left; vertical-align: top; padding: 12px 16px; border-bottom: 1px solid var(--track); }
tr:last-child th, tr:last-child td { border-bottom: 0; }
th { width: 26%; min-width: 120px; color: var(--ink); font-weight: 650; background: color-mix(in srgb, var(--tint) 60%, transparent); }
thead th { width: auto; }
.note { color: var(--muted); font-size: 15px; }