/* SundayCommit OAuth 안내 사이트 공통 스타일
 * 외부 글꼴·CDN·이미지 없음. 색상 값은 BuyLog(중성 회색+청색 강조)와
 * CareerArchive(따뜻한 회색+주황 강조)의 디자인 토큰을 읽기 전용으로 참고했다. */

:root {
  color-scheme: light dark;
  --bg: #fafafa;
  --surface: #ffffff;
  --surface-muted: #f4f4f5;
  --border: #e4e4e7;
  --fg: #18181b;
  --muted: #5b5b63;
  --accent: #2b4f9e;
  --accent-soft: #eef2fb;
  --accent-fg: #ffffff;
  --focus: #1d4ed8;
  --radius: 6px;
  --measure: 46rem;
  --font: "Malgun Gothic", "Apple SD Gothic Neo", "Noto Sans KR", system-ui, -apple-system, "Segoe UI", sans-serif;
}

/* 앱별 강조색: <body class="app-careerarchive"> 로 바꾼다 */
body.app-careerarchive {
  --accent: #b02a08;
  --accent-soft: #fbece7;
  --bg: #fcfcfb;
  --surface-muted: #f3f3f1;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #111111;
    --surface: #18181b;
    --surface-muted: #222225;
    --border: #34343a;
    --fg: #ededed;
    --muted: #a8a8b0;
    --accent: #93b2f2;
    --accent-soft: #1d2740;
    --accent-fg: #0b1220;
    --focus: #93b2f2;
  }
  body.app-careerarchive {
    --accent: #f08a66;
    --accent-soft: #3a211a;
    --bg: #121211;
    --surface-muted: #20201e;
  }
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.75;
  word-break: keep-all;
  overflow-wrap: break-word;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -4rem;
  background: var(--accent);
  color: var(--accent-fg);
  padding: 0.5rem 1rem;
  border-radius: var(--radius);
  z-index: 10;
}
.skip-link:focus {
  top: 0.75rem;
}

a {
  color: var(--accent);
  text-underline-offset: 0.2em;
}
a:hover {
  text-decoration-thickness: 2px;
}
:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
  border-radius: 2px;
}

.wrap {
  width: 100%;
  max-width: var(--measure);
  margin: 0 auto;
  padding: 0 1rem;
}

/* 머리글 */
.site-header {
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}
.site-header .wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.25rem 1.5rem;
  padding-top: 0.75rem;
  padding-bottom: 0.75rem;
}
.brand {
  font-weight: 700;
  color: var(--fg);
  text-decoration: none;
  letter-spacing: -0.01em;
}
.site-nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1.25rem;
  margin: 0;
  padding: 0;
  list-style: none;
}
.site-nav a {
  color: var(--muted);
  text-decoration: none;
  padding: 0.25rem 0;
  display: inline-block;
}
.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--fg);
  text-decoration: underline;
  text-decoration-color: var(--accent);
  text-decoration-thickness: 2px;
}

/* 본문 */
main {
  padding: 2.5rem 0 3rem;
}
h1 {
  font-size: clamp(1.6rem, 1.2rem + 2vw, 2.1rem);
  line-height: 1.3;
  letter-spacing: -0.02em;
  margin: 0 0 0.75rem;
}
h2 {
  font-size: 1.25rem;
  line-height: 1.4;
  margin: 2.5rem 0 0.75rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border);
}
h3 {
  font-size: 1.05rem;
  margin: 1.5rem 0 0.5rem;
}
p,
ul,
ol,
dl {
  margin: 0 0 1rem;
}
ul,
ol {
  padding-left: 1.4rem;
}
li {
  margin: 0.25rem 0;
}
.lead {
  font-size: 1.1rem;
  color: var(--muted);
  margin-bottom: 1.5rem;
}
.eyebrow {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 0.5rem;
}
.meta {
  color: var(--muted);
  font-size: 0.9rem;
}

/* 요약 상자, 앱 카드 */
.callout {
  background: var(--accent-soft);
  border-left: 4px solid var(--accent);
  padding: 0.9rem 1.1rem;
  border-radius: 0 var(--radius) var(--radius) 0;
  margin: 1.5rem 0;
}
.callout p:last-child,
.callout ul:last-child {
  margin-bottom: 0;
}
.cards {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr));
  margin: 1.5rem 0;
  padding: 0;
  list-style: none;
}
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.1rem 1.2rem;
  margin: 0;
}
.card h2,
.card h3 {
  margin: 0 0 0.5rem;
  padding: 0;
  border: 0;
  font-size: 1.15rem;
}
.card.buylog {
  border-top: 4px solid #2b4f9e;
}
.card.careerarchive {
  border-top: 4px solid #b02a08;
}
@media (prefers-color-scheme: dark) {
  .card.buylog {
    border-top-color: #93b2f2;
  }
  .card.careerarchive {
    border-top-color: #f08a66;
  }
}

.button {
  display: inline-block;
  background: var(--accent);
  color: var(--accent-fg);
  padding: 0.55rem 1.1rem;
  border-radius: var(--radius);
  text-decoration: none;
  font-weight: 600;
}
.button:hover {
  filter: brightness(1.08);
  text-decoration: none;
}
.button.secondary {
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--accent);
}
.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin: 1.25rem 0;
}

/* 표 */
.table-scroll {
  overflow-x: auto;
  margin: 1rem 0 1.5rem;
}
table {
  border-collapse: collapse;
  width: 100%;
  min-width: 28rem;
  font-size: 0.95rem;
}
caption {
  text-align: left;
  font-weight: 600;
  padding-bottom: 0.4rem;
}
th,
td {
  text-align: left;
  vertical-align: top;
  padding: 0.55rem 0.7rem;
  border: 1px solid var(--border);
}
th {
  background: var(--surface-muted);
  font-weight: 600;
}

/* 목차 */
.toc {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.9rem 1.2rem;
  margin: 1.5rem 0;
}
.toc ol {
  margin: 0.25rem 0 0;
  columns: 2 14rem;
}

/* 바닥글 */
.site-footer {
  border-top: 1px solid var(--border);
  background: var(--surface);
  color: var(--muted);
  font-size: 0.9rem;
}
.site-footer .wrap {
  padding-top: 1.25rem;
  padding-bottom: 1.5rem;
}
.site-footer ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1.25rem;
  list-style: none;
  padding: 0;
  margin: 0 0 0.5rem;
}
.site-footer p {
  margin: 0;
}

@media (max-width: 30rem) {
  main {
    padding-top: 1.75rem;
  }
  h2 {
    margin-top: 2rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    scroll-behavior: auto !important;
    transition: none !important;
  }
}

@media print {
  .skip-link,
  .site-nav {
    display: none;
  }
  body {
    background: #fff;
    color: #000;
  }
}