/* ============================================================
   BUILDA Docs
   문서 사이트 문법을 기본으로, 빌다의 액센트만 얹는다.
   style.css는 헤더·푸터 공통 요소에만 관여한다.
   ============================================================ */

.docs-root {
  --docs-sidebar: 15rem;
  --docs-toc: 13.5rem;
  --docs-gutter: clamp(1.25rem, 3vw, 3rem);
  --docs-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  --docs-line: #e7e7ea;
  --docs-line-soft: #f0f0f2;
  --docs-ink: #18181b;
  --docs-dim: #6b6b74;
  --docs-faint: #9a9aa3;
  --docs-tint: #fafafa;

  display: flex;
  flex-direction: column;
  min-height: calc(100dvh - var(--header-height));
  width: 100%;
  max-width: 1400px;
  margin-inline: auto;
  padding: 0 var(--docs-gutter);
}

.docs-layout {
  display: grid;
  grid-template-columns: var(--docs-sidebar) minmax(0, 1fr) var(--docs-toc);
  gap: clamp(2rem, 4vw, 4rem);
  flex: 1;
  align-items: start;
  padding-top: clamp(2.5rem, 5vw, 4rem);
  padding-bottom: clamp(4rem, 8vw, 7rem);
}

/* ── 좌측 내비게이션 ─────────────────────────────────────── */

.docs-sidebar {
  position: sticky;
  top: calc(var(--header-height) + 1.5rem);
  max-height: calc(100dvh - var(--header-height) - 3rem);
  overflow-y: auto;
  padding-right: 0.75rem;
  border-right: 1px solid var(--docs-line);
  scrollbar-width: thin;
}

.docs-sidebar__title {
  margin: 0 0 1.5rem;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.docs-sidebar__group + .docs-sidebar__group {
  margin-top: 1.75rem;
}

.docs-sidebar__label {
  margin: 0 0 0.6rem;
  color: var(--docs-faint);
  font-family: var(--docs-mono);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.docs-sidebar__list {
  display: grid;
  gap: 0.1rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.docs-sidebar__link {
  display: block;
  padding: 0.4rem 0.7rem;
  color: var(--docs-dim);
  font-size: 0.87rem;
  line-height: 1.5;
  text-decoration: none;
  transition: background 0.15s ease, color 0.15s ease;
}

.docs-sidebar__link:hover {
  border-radius: 7px;
  background: var(--docs-line-soft);
  color: var(--docs-ink);
}

.docs-sidebar__link.is-active {
  border-radius: 7px;
  background: #f1f1f2;
  color: var(--docs-ink);
  font-weight: 600;
}

/* ── 본문 ───────────────────────────────────────────────── */

.docs-main {
  min-width: 0;
  max-width: 48rem;
  font-size: 0.98rem;
  line-height: 1.75;
}

.docs-section {
  scroll-margin-top: calc(var(--header-height) + 2rem);
}

.docs-section > h2 {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin: 0 0 1.25rem;
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 2.2vw, 1.65rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  scroll-margin-top: calc(var(--header-height) + 2rem);
}

.docs-section h3 {
  margin: 2.25rem 0 0.75rem;
  font-size: 1.02rem;
  font-weight: 700;
  letter-spacing: -0.015em;
  scroll-margin-top: calc(var(--header-height) + 2rem);
}

.docs-section h4 {
  margin: 1.5rem 0 0.5rem;
  color: var(--docs-dim);
  font-family: var(--docs-mono);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.docs-section p {
  margin: 0.85rem 0 0;
  color: var(--docs-dim);
  word-break: keep-all;
}

.docs-section > p:first-of-type {
  margin-top: 0;
}

.docs-main a:not([class]) {
  color: var(--primary);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 119, 0, 0.35);
}

.docs-main a:not([class]):hover {
  border-bottom-color: var(--primary);
}

/* 하단 CTA 버튼은 본문 링크 규칙에서 제외한다 */
.docs-main .page-cta__actions a {
  border-bottom: 0;
}

.docs-main .page-cta__actions a:first-child {
  color: #fff;
}

.docs-main .page-cta__actions a:last-child {
  color: rgba(255, 255, 255, 0.65);
}

.docs-main .page-cta__actions a:last-child:hover {
  color: #fff;
}

/* 헤딩 앵커 */

.docs-anchor {
  color: var(--docs-line);
  font-family: var(--docs-mono);
  font-size: 0.85em;
  font-weight: 400;
  text-decoration: none;
  opacity: 0;
  transition: opacity 0.15s ease, color 0.15s ease;
}

h2:hover > .docs-anchor,
h3:hover > .docs-anchor,
.docs-anchor:focus-visible {
  opacity: 1;
  color: var(--primary);
}

/* ── FAQ (style.css 기본형을 문서용 밀도로 재정의) ────────── */

.docs-main .faq-list {
  display: block;
  margin-top: 0.75rem;
}

.docs-main .faq-group {
  padding-top: 0;
  border-top: 1px solid var(--docs-line);
}

.docs-main .faq-item {
  border-bottom: 1px solid var(--docs-line-soft);
}

.docs-main .faq-item summary {
  min-height: 0;
  padding: 0.8rem 0;
  font-size: 0.93rem;
  font-weight: 500;
}

.docs-main .faq-item summary::after {
  content: "+";
  font-family: var(--docs-mono);
  font-size: 0.9rem;
  color: var(--docs-faint);
}

.docs-main .faq-item[open] summary::after {
  content: "−";
  color: var(--primary);
}

.docs-main .faq-item p {
  padding: 0 2rem 1.1rem 0;
  color: var(--docs-dim);
  font-size: 0.9rem;
  line-height: 1.8;
}

/* ── 표 ─────────────────────────────────────────────────── */

.docs-table-wrap {
  overflow-x: auto;
  margin-top: 1.25rem;
  border: 1px solid var(--docs-line);
}

.docs-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
}

.docs-table th,
.docs-table td {
  padding: 0.7rem 0.9rem;
  border-bottom: 1px solid var(--docs-line-soft);
  text-align: left;
  vertical-align: top;
  word-break: keep-all;
}

.docs-table thead th {
  border-bottom: 1px solid var(--docs-line);
  background: var(--docs-tint);
  color: var(--docs-dim);
  font-family: var(--docs-mono);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  white-space: nowrap;
}

.docs-table tbody tr:last-child th,
.docs-table tbody tr:last-child td {
  border-bottom: 0;
}

.docs-table tbody th {
  width: 30%;
  font-weight: 600;
}

.docs-table td {
  color: var(--docs-dim);
}

.docs-table .is-price {
  color: var(--primary);
  font-weight: 600;
  white-space: nowrap;
}

.docs-table .is-excluded {
  color: var(--docs-faint);
}

/* ── 콜아웃 ─────────────────────────────────────────────── */

.docs-callout {
  margin-top: 1.5rem;
  padding: 1rem 1.15rem;
  border-radius: 10px;
  background: var(--docs-line-soft);
}

.docs-callout__label {
  margin: 0 0 0.4rem;
  color: var(--docs-dim);
  font-family: var(--docs-mono);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.docs-callout p:not(.docs-callout__label) {
  margin: 0;
  color: var(--docs-ink);
  font-size: 0.9rem;
  line-height: 1.7;
}


/* ── 목록 ───────────────────────────────────────────────── */

.docs-list {
  display: grid;
  gap: 0.45rem;
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
}

.docs-list li {
  position: relative;
  padding-left: 1rem;
  color: var(--docs-dim);
  font-size: 0.92rem;
  line-height: 1.7;
  word-break: keep-all;
}

.docs-list li::before {
  content: "";
  position: absolute;
  top: 0.68em;
  left: 0;
  width: 4px;
  height: 4px;
  background: var(--docs-faint);
}

.docs-cols {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.25rem 2rem;
  margin-top: 0.5rem;
}

.docs-cols h4 {
  margin-top: 0.75rem;
}

.docs-cols .docs-list {
  margin-top: 0.5rem;
}

.docs-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
}

.docs-tags li {
  padding: 0.3rem 0.75rem;
  border: 1px solid rgba(255, 119, 0, 0.4);
  color: var(--primary);
  font-size: 0.8rem;
  font-weight: 500;
}

/* ── 단계 목록 ──────────────────────────────────────────── */

.docs-steps {
  counter-reset: docs-step;
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
}

.docs-steps > li {
  position: relative;
  padding: 0 0 1.5rem 2.5rem;
  border-left: 1px solid var(--docs-line);
  margin-left: 0.65rem;
}

.docs-steps > li:last-child {
  padding-bottom: 0;
  border-left-color: transparent;
}

.docs-steps > li::before {
  counter-increment: docs-step;
  content: counter(docs-step, decimal-leading-zero);
  position: absolute;
  top: -0.15rem;
  left: 0;
  display: grid;
  place-items: center;
  width: 1.7rem;
  height: 1.3rem;
  border-radius: 4px;
  transform: translateX(-50%);
  background: var(--docs-ink);
  color: #fff;
  font-family: var(--docs-mono);
  font-size: 0.62rem;
  font-weight: 600;
}

.docs-steps > li:first-child::before,
.docs-steps > li:last-child::before {
  background: var(--primary);
}

.docs-steps h3 {
  margin: 0 0 0.35rem;
  font-size: 0.98rem;
}

.docs-steps p {
  margin: 0;
  font-size: 0.9rem;
}

/* ── 페이지 하단 CTA — style.css .page-cta / .docs-foot 공유 ─ */

/* ── 우측 목차 ──────────────────────────────────────────── */

.docs-toc {
  position: sticky;
  top: calc(var(--header-height) + 1.5rem);
  max-height: calc(100dvh - var(--header-height) - 3rem);
  overflow-y: auto;
}

.docs-toc__label {
  margin: 0 0 0.75rem;
  color: var(--docs-faint);
  font-family: var(--docs-mono);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.docs-toc__list {
  display: grid;
  gap: 0.1rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.docs-toc__link {
  display: block;
  padding: 0.3rem 0;
  color: var(--docs-faint);
  font-size: 0.82rem;
  line-height: 1.5;
  text-decoration: none;
  transition: color 0.15s ease;
}

.docs-toc__link:hover,
.docs-toc__link.is-active {
  color: var(--docs-ink);
}

.docs-toc__list--sub .docs-toc__link {
  padding-left: 0.75rem;
  font-size: 0.78rem;
}

/* ── 모바일 목차 토글 ───────────────────────────────────── */

.docs-mobile-nav {
  display: none;
}

@media (max-width: 1180px) {
  .docs-layout {
    grid-template-columns: var(--docs-sidebar) minmax(0, 1fr);
  }

  .docs-toc {
    display: none;
  }
}

@media (max-width: 860px) {
  .docs-layout {
    grid-template-columns: minmax(0, 1fr);
    gap: 0;
  }

  .docs-mobile-nav {
    display: block;
    position: sticky;
    z-index: 20;
    top: var(--header-height);
    margin: 0 calc(var(--docs-gutter) * -1);
    padding: 0 var(--docs-gutter);
    border-bottom: 1px solid var(--docs-line);
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
  }

  .docs-mobile-nav__toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    width: 100%;
    padding: 0.9rem 0;
    border: 0;
    background: none;
    color: var(--docs-ink);
    font: inherit;
    font-size: 0.9rem;
    font-weight: 600;
    text-align: left;
    cursor: pointer;
  }

  .docs-mobile-nav__toggle::after {
    content: "＋";
    color: var(--docs-faint);
    font-weight: 400;
  }

  .docs-mobile-nav__toggle[aria-expanded="true"]::after {
    content: "－";
  }

  .docs-sidebar {
    display: none;
    position: static;
    max-height: none;
    overflow: visible;
    padding: 1.5rem 0 0;
    border-right: 0;
  }

  .docs-root.is-nav-open .docs-sidebar {
    display: block;
  }

  .docs-sidebar__title {
    display: none;
  }

  .docs-main {
    max-width: none;
    padding-top: 2rem;
  }

  .docs-cols {
    grid-template-columns: minmax(0, 1fr);
  }

  .docs-table tbody th {
    width: auto;
  }
}

/* ── 심플 푸터 ───────────────────────────────────────────── */

.docs-simple-foot {
  border-top: 1px solid var(--docs-line);
}

.docs-simple-foot__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  max-width: 1400px;
  margin: 0 auto;
  padding: 1.5rem var(--docs-gutter, clamp(1.25rem, 3vw, 3rem));
  color: var(--docs-faint, #9a9aa3);
  font-size: 0.82rem;
}

.docs-simple-foot__brand {
  color: var(--docs-dim, #6b6b74);
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.01em;
  text-decoration: none;
}

.docs-simple-foot__nav {
  display: flex;
  gap: 1.25rem;
}

.docs-simple-foot__nav a {
  color: var(--docs-dim, #6b6b74);
  text-decoration: none;
}

.docs-simple-foot__nav a:hover {
  color: var(--primary);
}

.docs-simple-foot__copy {
  margin: 0;
}