/* ============================================================
   YES24 Developer Portal - Design System
   ============================================================ */

/* --- Reset & Base --- */
@font-face {
  font-family: "Paperlogy";
  src: url("https://image.yes24.com/sysimage/apis/fonts/paperlogy/Paperlogy-4Regular.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Paperlogy";
  src: url("https://image.yes24.com/sysimage/apis/fonts/paperlogy/Paperlogy-5Medium.woff2") format("woff2");
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Paperlogy";
  src: url("https://image.yes24.com/sysimage/apis/fonts/paperlogy/Paperlogy-6SemiBold.woff2") format("woff2");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Paperlogy";
  src: url("https://image.yes24.com/sysimage/apis/fonts/paperlogy/Paperlogy-7Bold.woff2") format("woff2");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Paperlogy";
  src: url("https://image.yes24.com/sysimage/apis/fonts/paperlogy/Paperlogy-8ExtraBold.woff2") format("woff2");
  font-weight: 800;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'yesTitle';
  font-style: normal;
  font-weight: 400;
  src: url('https://image.yes24.com/sysimage/apis/fonts/YES24Title.woff') format('woff'),
       url('https://image.yes24.com/sysimage/apis/fonts/YES24Title.otf') format('opentype'),
       url('https://image.yes24.com/sysimage/apis/fonts/YES24.ttf') format('truetype');
  font-display: swap;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  /* Brand — YES24 Blue */
  --color-brand:        oklch(57% 0.2 255);
  --color-brand-dark:   #1D4ED8;
  --color-brand-light:  #EFF6FF;
  --color-brand-muted:  #EFF6FF;

  /* Neutrals */
  --color-bg:           #FFFFFF;
  --color-bg-page:      #F8FAFC;
  --color-bg-subtle:    #F9FAFB;
  --color-bg-muted:     #F0F2F5;
  --color-border:       #D9DDE3;
  --color-border-muted: #EAECEF;
  --color-border-brand: #DBEAFE;   /* 피처/카탈로그 카드용 브랜드 틴트 보더 */

  /* Text */
  --color-text:         #111827;
  --color-text-secondary: #374151;
  --color-text-muted:   #6B7280;
  --color-text-link:    #2563EB;

  /* Syntax / Code */
  --color-code-bg:      #F9FAFB;
  --color-code-border:  #D1D5DB;
  --color-code-text:    #111827;

  /* Status */
  --color-success:      #1A7F37;
  --color-success-bg:   #DAFBE1;
  --color-warning:      #9A6700;
  --color-warning-bg:   #FFF8C5;
  --color-danger:       #CF222E;
  --color-danger-bg:    #FFEBE9;
  --color-info:         #0550AE;
  --color-info-bg:      #DDF4FF;
  --color-notice:       #64748B;
  --color-notice-bg:    #F1F5F9;

  /* HTTP Methods */
  --color-get:          #0550AE;
  --color-get-bg:       #DDF4FF;
  --color-post:         #1A7F37;
  --color-post-bg:      #DAFBE1;
  --color-put:          #9A6700;
  --color-put-bg:       #FFF8C5;
  --color-delete:       #CF222E;
  --color-delete-bg:    #FFEBE9;
  --color-patch:        #6E40C9;
  --color-patch-bg:     #FBEFFF;

  /* Layout */
  --nav-height:         72px;
  --sidebar-width:      260px;
  --toc-width:          220px;
  --content-max-width:  760px;
  --footer-height:      148px;

  /* Typography */
  --font-sans:   "Paperlogy", "Pretendard", -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans KR", Roboto, sans-serif;
  --font-mono:   "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;

  /* Spacing */
  --radius-sm:   4px;
  --radius:      6px;
  --radius-md:   8px;    /* 인풋/서브 패널 — 미정의 상태로 참조되어 0px 렌더링되던 문제 수정 */
  --radius-lg:   12px;   /* 표준 카드/패널 (기존 10 → 12로 통일) */
  --radius-xl:   16px;   /* 피처/카탈로그 카드 (기존 14 → 16로 통일) */

  /* Shadow */
  --shadow-sm:   0 1px 2px rgba(0,0,0,0.07);
  --shadow:      0 2px 8px rgba(0,0,0,0.08);
  --shadow-lg:   0 8px 24px rgba(0,0,0,0.10);
  /* 브랜드 틴트 그림자 — 카드 hover/부양감 통일 */
  --shadow-brand:    0 4px 16px rgba(37,99,235,0.06);
  --shadow-brand-lg: 0 12px 28px rgba(37,99,235,0.12);
}

html {
  font-size: 14px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  /* 닫힌 모바일 드로어(transform: translateX(100%))가 화면 오른쪽 밖으로 나가
     문서를 늘리면 레이아웃 뷰포트가 팽창해 열린 드로어가 화면 밖으로 밀려남.
     position:fixed 드로어는 body가 아니라 루트(html) 기준이므로 여기서 클립해야
     화면 밖 부분이 잘려 뷰포트 팽창이 사라짐. clip은 스크롤 컨테이너를 만들지
     않아 sticky 네비를 깨지 않고 세로 스크롤도 정상. */
  overflow-x: clip;
}

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg-page);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  /* 콘텐츠 가로 오버플로우 안전장치 */
  overflow-x: clip;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'yesTitle', var(--font-sans);
  /* body의 line-height:1.7 상속 방지 — 큰 제목이 헐렁해지지 않도록 타이트하게 */
  line-height: 1.3;
}

a {
  color: var(--color-text-link);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

img {
  max-width: 100%;
}


/* ============================================================
   Top Navigation
   ============================================================ */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--nav-height);
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border-muted);
  box-shadow: 0 1px 3px rgba(17, 24, 39, 0.04);
  display: flex;
  align-items: center;
}

.nav-inner {
  width: 100%;
  max-width: none;
  margin: 0;
  padding: 0 24px;
  display: flex;
  align-items: center;
  gap: 0;
}

.nav-inner.nav-inner--home {
  max-width: 1100px;
  margin: 0 auto;
}

.nav-brand-block {
  width: var(--sidebar-width);
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  margin-right: 0;
  flex-shrink: 0;
}

.nav-logo:hover {
  text-decoration: none;
}

.nav-logo img {
  display: block;
  height: 34px;
  width: auto;
}

.footer-brand img {
  display: block;
  height: 42px;
  width: auto;
}

.nav-logo-mark {
  width: 32px;
  height: 32px;
  background: var(--color-brand);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: -0.5px;
}

.nav-logo-text {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.2;
}

.nav-logo-text span {
  display: block;
  font-size: 11px;
  font-weight: 400;
  color: var(--color-text-muted);
  letter-spacing: 0.02em;
}

.nav-logo-developers {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-brand);
  letter-spacing: -0.01em;
  margin-left: 6px;
  line-height: 1;
}

.nav-divider {
  width: 1px;
  height: 20px;
  background: var(--color-border);
  margin-left: auto;
  margin-right: 24px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2px;
  list-style: none;
  flex: 1;
}

.nav-links a {
  display: block;
  padding: 6px 12px;
  font-size: 14px;
  font-weight: 500;
  font-family: 'yesTitle', var(--font-sans);
  color: var(--color-text-secondary);
  text-decoration: none;
  border-radius: var(--radius-sm);
  transition: color 0.15s, background 0.15s;
}

.nav-links a:hover {
  color: var(--color-text);
  background: var(--color-bg-subtle);
}

.nav-links a.active {
  color: var(--color-brand);
  background: var(--color-brand-muted);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
}

/* ============================================================
   Mobile Nav Drawer (햄버거)
   반응형 브레이크포인트 표준: Tablet ≤1023px / Mobile ≤768px
   기본(데스크톱): .nav-menu는 display:contents 로 레이아웃에서 사라져
   .nav-links / .nav-actions 가 기존과 동일하게 .nav-inner 의 flex 자식으로 동작.
   → 데스크톱 레이아웃 무변화. 아래 @media 에서만 드로어로 전환.
   ============================================================ */
/* 데스크톱: 드로어 컨테이너/래퍼를 레이아웃에서 제거 → nav-links·nav-actions 가
   기존과 동일하게 nav 바의 flex 자식으로 surface. 헤더/백드롭은 숨김. */
.nav-menu,
.nav-menu-body,
.nav-menu-footer { display: contents; }
.nav-hamburger { display: none; }
.nav-menu-header { display: none; }
.nav-drawer-backdrop { display: none; }

@media (max-width: 768px) {
  /* ── 햄버거 버튼 (44px 터치 타깃) ── */
  .nav-hamburger {
    display: inline-flex;
    flex-direction: column;
    justify-content: center;
    gap: 4px;
    width: 44px;
    height: 44px;
    margin-left: auto;
    padding: 11px;
    background: none;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: background 0.15s;
  }
  .nav-hamburger:hover { background: var(--color-bg-subtle); }
  .nav-hamburger span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--color-text);
    border-radius: 2px;
  }

  /* ── 드로어 컨테이너 (헤더/본문/푸터 3단 flex column) ── */
  .nav-menu {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: min(84vw, 300px);
    background: var(--color-bg);
    box-shadow: -8px 0 32px rgba(17, 24, 39, 0.18);
    transform: translateX(100%);
    transition: transform 0.3s cubic-bezier(0.32, 0.72, 0, 1);
    z-index: 200;
    overflow: hidden;              /* 스크롤은 본문(.nav-menu-body)에만 */
  }
  .nav-menu.open { transform: translateX(0); }

  /* 데스크톱 display:contents 였던 래퍼를 모바일에선 실제 블록으로 */
  .nav-menu-body,
  .nav-menu-footer { display: block; }

  /* Kakao 스타일: 계정/CTA(footer)를 상단, 메뉴(body)를 하단으로 시각 재배치.
     DOM 순서는 그대로 두고 flex order 로만 바꿔 데스크톱(display:contents)엔 무영향 */
  .nav-menu-header { order: 0; }
  .nav-menu-footer { order: 1; }   /* 계정/CTA → 상단 */
  .nav-menu-body   { order: 2; }   /* 메뉴 → 하단 */

  /* ── 헤더: 닫기 버튼만 (Kakao 스타일 상단 바) ── */
  .nav-menu-header {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    flex-shrink: 0;
    height: 52px;
    padding: 0 8px;
  }
  .nav-menu-title { display: none; }   /* 상단은 계정/CTA 가 차지 → 타이틀 숨김 */
  .nav-menu-close {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: none;
    border: none;
    border-radius: var(--radius-sm);
    color: var(--color-text-muted);
    cursor: pointer;
    transition: background 0.15s, color 0.15s;
  }
  .nav-menu-close:hover { background: var(--color-bg-subtle); color: var(--color-text); }

  /* ── 메뉴 본문 (하단, 스크롤 영역) ── */
  .nav-menu-body {
    flex: 1 1 auto;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    padding: 8px 8px calc(8px + env(safe-area-inset-bottom, 0px));
  }
  .nav-links {
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
    flex: none;
    padding: 0;
  }
  .nav-links a {
    display: flex;
    align-items: center;
    min-height: 48px;                /* 터치 타깃 */
    padding: 0 12px;
    border-radius: var(--radius-md);
    font-size: 15px;
    color: var(--color-text);
    transition: background 0.15s, color 0.15s;
  }
  .nav-links a:hover,
  .nav-links a:active { background: var(--color-bg-subtle); color: var(--color-text); }
  .nav-links a.active {
    background: var(--color-brand-muted);
    color: var(--color-brand);
    font-weight: 600;
  }

  /* ── 계정/CTA 영역 (상단, 메뉴와 구분선으로 분리) ── */
  .nav-menu-footer {
    flex-shrink: 0;
    padding: 4px 16px 16px;
    border-bottom: 1px solid var(--color-border);
    background: var(--color-bg);
  }
  .nav-actions {
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
    margin-left: 0;
    padding: 0;
  }
  /* 푸터 버튼: 100% 폭 + 48px 높이 (기본 .nav-actions .btn 34px 를 특이도로 오버라이드) */
  .nav-menu-footer .nav-actions .btn { width: 100%; height: 48px; font-size: 14px; }

  /* 프로필 → 정적 계정 정보 카드 (클릭 토글 불필요: 액션이 아래에 항상 노출) */
  .nav-user-dropdown { width: 100%; }
  .nav-menu-footer .nav-actions .nav-profile-link {
    width: 100%;
    height: 52px;
    justify-content: flex-start;
    gap: 10px;
    padding: 0 12px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-bg-subtle);
    cursor: default;
    pointer-events: none;          /* 정적 카드 — 탭해도 토글 없음 */
  }
  /* 계정 액션 리스트 (항상 펼침).
     기본 .nav-dropdown-menu{display:none} 이 파일 뒤쪽에 있어 소스순서로 이기므로
     .nav-menu-footer 로 스코프해 특이도(0,2,0)로 확실히 오버라이드 */
  .nav-menu-footer .nav-dropdown-menu {
    position: static;
    display: block;
    min-width: 0;
    border: none;
    box-shadow: none;
    border-radius: 0;
    animation: none;
    margin-top: 6px;
    padding: 0;
  }
  /* 계정 아이디 노출 안 함 + 구분선 제거(깔끔한 리스트) */
  .nav-menu-footer .nav-dropdown-header,
  .nav-menu-footer .nav-dropdown-divider { display: none; }
  .nav-menu-footer .nav-dropdown-item {
    display: flex;
    align-items: center;
    min-height: 46px;              /* 터치 타깃 */
    padding: 0 12px;
    border-radius: var(--radius-md);
    transition: background 0.15s, color 0.15s;
  }
  .nav-menu-footer .nav-dropdown-item:hover,
  .nav-menu-footer .nav-dropdown-item:active { background: var(--color-bg-subtle); }
  .nav-profile-name { max-width: none; }

  /* ── 백드롭 (페이드 인·아웃, 드로어와 동기) ── */
  .nav-drawer-backdrop {
    display: block;
    position: fixed;
    inset: 0;
    background: rgba(17, 24, 39, 0.45);
    z-index: 190;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
  }
  .nav-drawer-backdrop.open { opacity: 1; visibility: visible; }
  body.nav-drawer-open { overflow: hidden; }
}

/* nav-actions 내 버튼/프로필 높이 통일 */
.nav-actions .btn,
.nav-actions .nav-profile-link {
  height: 34px;
  padding-top: 0;
  padding-bottom: 0;
}

.nav-profile-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 8px;
  color: var(--color-text-secondary);
  background: none;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: color 0.15s, background 0.15s;
}

.nav-profile-link:hover,
.nav-profile-link.active {
  color: var(--color-brand);
  background: var(--color-brand-muted);
  text-decoration: none;
}

.nav-profile-avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-secondary);
}

.nav-profile-name {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text);
}

.nav-profile-email {
  max-width: 180px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 13px;
  font-weight: 500;
}

/* ============================================================
   Buttons
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 7px 16px;
  font-size: 14px;
  font-weight: 500;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.15s, color 0.15s, border-color 0.15s, box-shadow 0.15s;
  text-decoration: none;
  white-space: nowrap;
  font-family: 'yesTitle', var(--font-sans);
  line-height: 1.4;
}

.btn:hover { text-decoration: none; }

.btn-primary {
  background: var(--color-brand);
  color: #fff;
  border-color: var(--color-brand);
}
.btn-primary:hover {
  background: var(--color-brand-dark);
  border-color: var(--color-brand-dark);
}

.btn-secondary {
  background: var(--color-bg);
  color: var(--color-text);
  border-color: var(--color-border);
  box-shadow: var(--shadow-sm);
}
.btn-secondary:hover {
  background: var(--color-bg-subtle);
  border-color: var(--color-text-muted);
}

.btn-ghost {
  background: transparent;
  color: var(--color-text-secondary);
  border-color: transparent;
}
.btn-ghost:hover {
  background: var(--color-bg-subtle);
  color: var(--color-text);
}

.btn-sm {
  padding: 4px 10px;
  font-size: 13px;
}

.btn-lg {
  padding: 10px 22px;
  font-size: 15px;
}

.btn-icon {
  padding: 6px;
  width: 32px;
  height: 32px;
}


/* ============================================================
   Page Layouts
   ============================================================ */

/* Full-width layout (Home, Catalog etc.) */
.page-full {
  min-height: calc(100vh - var(--nav-height));
}

/* Docs layout: sidebar + content + toc */
.page-docs {
  display: grid;
  grid-template-columns: var(--sidebar-width) 1fr var(--toc-width);
  min-height: calc(100vh - var(--nav-height));
}

/* Two-column variant (no TOC panel) — support, catalog 등 */
.page-docs.page-docs--two-col {
  grid-template-columns: var(--sidebar-width) minmax(0, 1fr);
}

/* Two-column: sidebar + content */
.page-two-col {
  display: grid;
  grid-template-columns: var(--sidebar-width) 1fr;
  min-height: calc(100vh - var(--nav-height));
}

/* Content container for non-docs pages */
.content-container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}


/* ============================================================
   Sidebar (Docs)
   ============================================================ */
.sidebar {
  /* align-self: stretch (기본값) — 그리드 행 전체 높이 채워 border가 끝까지 이어짐 */
  border-right: 1px solid var(--color-border);
  background: var(--color-bg);
}

/* sticky 스크롤은 inner wrapper에 위임 */
.sidebar-inner {
  position: sticky;
  top: var(--nav-height);
  max-height: calc(100vh - var(--nav-height));
  overflow-y: auto;
  padding: 24px 0;
  scrollbar-width: thin;
  scrollbar-color: var(--color-border) transparent;
}

.sidebar-inner::-webkit-scrollbar {
  width: 4px;
}
.sidebar-inner::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: 4px;
}

.sidebar-section {
  margin-bottom: 24px;
}

.sidebar-section-title {
  font-size: 11px;
  font-weight: 700;
  font-family: 'yesTitle', var(--font-sans);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  padding: 0 20px 8px;
}

.sidebar-nav {
  list-style: none;
}

.sidebar-nav a {
  display: block;
  padding: 5px 20px;
  font-size: 14px;
  font-family: 'yesTitle', var(--font-sans);
  color: var(--color-text-secondary);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: color 0.15s, border-color 0.15s, background 0.15s;
}

.sidebar-nav a:hover {
  color: var(--color-text);
  background: var(--color-bg-subtle);
}

.sidebar-nav a.active {
  color: var(--color-brand);
  border-left-color: var(--color-brand);
  background: var(--color-brand-muted);
  font-weight: 500;
}

.sidebar-group-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 5px 20px;
  font-family: 'yesTitle', var(--font-sans);
  font-size: 14px;
  color: var(--color-text-secondary);
  text-align: left;
  background: transparent;
  border: 0;
  border-left: 2px solid transparent;
  cursor: pointer;
  transition: color 0.15s, background 0.15s;
}

.sidebar-group-toggle:hover {
  color: var(--color-text);
  background: var(--color-bg-subtle);
}

.sidebar-group-toggle[aria-expanded="true"] {
  color: var(--color-text);
  font-weight: 500;
}

.sidebar-group-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 12px;
  height: 12px;
  font-size: 14px;
  line-height: 1;
  color: var(--color-text-muted);
}

.sidebar-group-icon::before {
  content: "";
  width: 6px;
  height: 6px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(-45deg);
  transition: transform 0.15s;
}

.sidebar-group-toggle[aria-expanded="true"] .sidebar-group-icon::before {
  transform: rotate(45deg);
}

.sidebar-nav .sub-nav {
  list-style: none;
  padding-left: 16px;
}

.sidebar-nav .sub-nav a {
  font-size: 13px;
  padding: 3px 20px 3px 16px;
  color: var(--color-text-muted);
}

.sidebar-nav .sub-nav a.active {
  color: var(--color-brand);
  border-left-color: var(--color-brand);
}


/* ============================================================
   Doc Content Area
   ============================================================ */
.doc-content {
  padding: 40px 48px 80px;
  min-width: 0;
  background: var(--color-bg);
}

.doc-content h1 {
  font-size: 32px;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.3;
  margin-bottom: 8px;
  letter-spacing: -0.02em;
}

.doc-content h2 {
  font-size: 24px;
  font-weight: 650;
  color: var(--color-text);
  line-height: 1.4;
  margin-top: 48px;
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--color-border-muted);
  letter-spacing: -0.01em;
}

.doc-content h3 {
  font-size: 18px;
  font-weight: 650;
  color: var(--color-text);
  margin-top: 32px;
  margin-bottom: 8px;
}

.doc-content h4 {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text);
  margin-top: 24px;
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.doc-content p {
  margin-bottom: 16px;
  color: var(--color-text-secondary);
}

.doc-content ul, .doc-content ol {
  margin: 0 0 16px 20px;
  color: var(--color-text-secondary);
}

.doc-content li {
  margin-bottom: 6px;
}

.doc-content strong {
  color: var(--color-text);
  font-weight: 600;
}

.doc-breadcrumb {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--color-text-secondary);
  margin-bottom: 24px;
}

.doc-breadcrumb a {
  color: var(--color-text-secondary);
  text-decoration: none;
}

.doc-breadcrumb a:hover {
  color: var(--color-text-link);
}

.doc-breadcrumb span {
  color: var(--color-text-secondary);
  font-weight: 500;
}

/* 모바일: 4단계 breadcrumb(자식 7개: 홈>문서>그룹>현재)는 중간 생략(홈 > … > 현재).
   마크업 변경 없이 순수 CSS로 처리 — 3단계 이하는 그대로(짧아서 한 줄에 들어감) — STEP 4 */
@media (max-width: 768px) {
  .doc-breadcrumb {
    flex-wrap: wrap;
    margin-bottom: 16px;
  }
  /* 자식이 정확히 7개일 때만: 문서·구분자·그룹(3~5번째) 숨김 */
  .doc-breadcrumb:has(> :nth-child(7):last-child) > :nth-child(3),
  .doc-breadcrumb:has(> :nth-child(7):last-child) > :nth-child(4),
  .doc-breadcrumb:has(> :nth-child(7):last-child) > :nth-child(5) {
    display: none;
  }
  /* 현재 앞 구분자에 "…" 삽입 → 홈 > … > 현재 */
  .doc-breadcrumb:has(> :nth-child(7):last-child) > :nth-child(6)::before {
    content: '…\00a0';
    color: var(--color-text-muted);
  }
}

.doc-page-title {
  margin-bottom: 24px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--color-border);
}

.doc-page-title h1 {
  margin-bottom: 4px;
}

.doc-page-title p {
  font-size: 16px;
  color: var(--color-text-secondary);
  margin: 0;
}

.doc-last-updated {
  font-size: 12px;
  color: var(--color-text-muted);
  margin-top: 4px;
}


/* ============================================================
   Table of Contents (Right)
   ============================================================ */
.toc-panel {
  position: sticky;
  top: var(--nav-height);
  height: calc(100vh - var(--nav-height));
  overflow-y: auto;
  padding: 40px 20px 40px 24px;
  border-left: 1px solid var(--color-border);
  background: var(--color-bg);
}

.toc-title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  margin-bottom: 12px;
}

.toc-nav {
  list-style: none;
}

.toc-nav li {
  margin-bottom: 2px;
}

.toc-nav a {
  display: block;
  font-size: 13px;
  color: var(--color-text-muted);
  text-decoration: none;
  padding: 3px 0;
  transition: color 0.15s, border-color 0.15s, background 0.15s;
  border-left: 2px solid transparent;
  padding-left: 10px;
}

.toc-nav a:hover {
  color: var(--color-text);
}

.toc-nav a.active {
  color: var(--color-brand);
  border-left-color: var(--color-brand);
  font-weight: 500;
}

.toc-nav .toc-sub {
  list-style: none;
  padding-left: 12px;
}

.toc-nav .toc-sub a {
  font-size: 12px;
}


/* ============================================================
   Code Blocks
   ============================================================ */
pre {
  background: var(--color-code-bg);
  border: 1px solid var(--color-code-border);
  border-radius: var(--radius);
  padding: 16px;
  overflow-x: auto;
  margin: 16px 0;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.6;
  position: relative;
}

code {
  font-family: var(--font-mono);
  font-size: 0.875em;
  background: var(--color-code-bg);
  border: 1px solid var(--color-code-border);
  border-radius: 3px;
  padding: 2px 5px;
  color: var(--color-code-text);
}

pre code {
  background: none;
  border: none;
  padding: 0;
  font-size: inherit;
  border-radius: 0;
  color: inherit;
}

/* Dark code blocks: override the generic `code { color: #24292F }` rule */
.code-block-body pre code,
.code-tab-panel pre code {
  color: #F9FAFB;
}

.code-block {
  position: relative;
  margin: 16px 0;
}

.code-block-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #111827;
  border-radius: var(--radius) var(--radius) 0 0;
  padding: 8px 16px;
  border: 1px solid #374151;
  border-bottom: none;
}

.code-block-header .code-lang {
  font-size: 12px;
  font-weight: 500;
  color: #CBD5E1;
  font-family: var(--font-mono);
}

.code-block-body {
  background: #111827;
  border: 1px solid #374151;
  border-radius: 0 0 var(--radius) var(--radius);
  overflow: hidden;
}

.code-block-body pre {
  background: transparent;
  border: none;
  border-radius: 0;
  margin: 0;
  color: #F9FAFB;
}

/* ── Syntax token colours (dark code blocks) ── */
.code-block-body .token-keyword,
.code-tab-panel  .token-keyword   { color: #93C5FD; }   /* blue  */
.code-block-body .token-function,
.code-tab-panel  .token-function  { color: #D2A8FF; }   /* purple */
.code-block-body .token-string,
.code-block-body .token-str,
.code-tab-panel  .token-string,
.code-tab-panel  .token-str       { color: #A5D6A7; }   /* green */
.code-block-body .token-number,
.code-tab-panel  .token-number    { color: #F0A85E; }   /* orange */
.code-block-body .token-property,
.code-tab-panel  .token-property  { color: #93C5FD; }   /* blue  */
.code-block-body .token-comment,
.code-block-body .token-gray,
.code-tab-panel  .token-comment,
.code-tab-panel  .token-gray      { color: #CBD5E1; font-style: italic; } /* muted */
.code-block-body .token-operator,
.code-tab-panel  .token-operator  { color: #FF9070; }   /* red-orange */
.code-block-body .token-punctuation,
.code-tab-panel  .token-punctuation { color: #ADBBC7; }

.copy-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  font-weight: 500;
  color: #CBD5E1;
  background: transparent;
  border: 1px solid #374151;
  border-radius: var(--radius-sm);
  padding: 3px 8px;
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s, background 0.15s;
  font-family: var(--font-sans);
}

.copy-btn:hover {
  color: #F9FAFB;
  border-color: #93C5FD;
  background: rgba(255,255,255,0.05);
}

.copy-btn.copied {
  color: #3FB950;
  border-color: #3FB950;
}


/* ============================================================
   Code Tabs
   ============================================================ */
.code-tabs {
  margin: 16px 0;
  border: 1px solid #374151;
  border-radius: var(--radius);
  overflow: hidden;
}

.code-tab-nav {
  display: flex;
  background: #111827;
  border-bottom: 1px solid #374151;
}

.code-tab-nav button {
  padding: 8px 16px;
  font-size: 13px;
  font-weight: 500;
  color: #CBD5E1;
  background: transparent;
  border: none;
  cursor: pointer;
  font-family: var(--font-sans);
  transition: color 0.15s;
  position: relative;
}

.code-tab-nav button.active {
  color: #F9FAFB;
}

.code-tab-nav button.active::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--color-brand);
}

.code-tab-nav .tab-copy-btn {
  margin-left: auto;
  margin-right: 8px;
  align-self: center;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  color: #CBD5E1;
  background: transparent;
  border: 1px solid #374151;
  border-radius: var(--radius-sm);
  padding: 3px 8px;
  cursor: pointer;
  font-family: var(--font-sans);
  transition: color 0.15s;
}

.code-tab-nav .tab-copy-btn:hover { color: #F9FAFB; }

.code-tab-panel {
  display: none;
  background: #111827;
}

.code-tab-panel.active {
  display: block;
}

.code-tab-panel pre {
  margin: 0;
  background: transparent;
  border: none;
  border-radius: 0;
  color: #F9FAFB;
  font-size: 13px;
  line-height: 1.6;
  padding: 16px;
}


/* ============================================================
   Tables
   ============================================================ */
.doc-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  margin: 16px 0;
}

.doc-table th {
  text-align: left;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
  padding: 8px 12px;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg-subtle);
}

.doc-table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--color-border-muted);
  vertical-align: top;
  color: var(--color-text-secondary);
}

.doc-table tr:last-child td {
  border-bottom: none;
}

.doc-table td:first-child {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--color-text);
}

.doc-table .param-required {
  color: var(--color-danger);
  font-size: 11px;
  font-weight: 600;
  vertical-align: middle;
}

.doc-table .param-optional {
  color: var(--color-text-muted);
  font-size: 11px;
  font-weight: 500;
  vertical-align: middle;
}

.doc-table .type-badge {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-info);
  background: var(--color-info-bg);
  padding: 1px 6px;
  border-radius: 3px;
}


/* ============================================================
   Badges & Tags
   ============================================================ */
.badge {
  display: inline-flex;
  align-items: center;
  font-size: 12px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 20px;
  line-height: 1.4;
  white-space: nowrap;
}

.badge-brand  { background: var(--color-brand-muted); color: var(--color-brand); }
.badge-success { background: var(--color-success-bg); color: var(--color-success); }
.badge-warning { background: var(--color-warning-bg); color: var(--color-warning); }
.badge-danger  { background: var(--color-danger-bg);  color: var(--color-danger); }
.badge-info    { background: var(--color-info-bg);    color: var(--color-info); }
.badge-neutral { background: var(--color-bg-muted);   color: var(--color-text-secondary); }
.badge-notice  { background: var(--color-notice-bg);  color: var(--color-notice); }

/* HTTP Method badges */
.method-badge {
  display: inline-flex;
  align-items: center;
  font-size: 12px;
  font-weight: 700;
  font-family: var(--font-mono);
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.method-get    { background: var(--color-get-bg);    color: var(--color-get); }
.method-post   { background: var(--color-post-bg);   color: var(--color-post); }
.method-put    { background: var(--color-put-bg);    color: var(--color-put); }
.method-delete { background: var(--color-delete-bg); color: var(--color-delete); }
.method-patch  { background: var(--color-patch-bg);  color: var(--color-patch); }


/* ============================================================
   Callout / Alert Boxes
   ============================================================ */
.callout {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 16px;
  border-radius: var(--radius);
  border: 1px solid;
  margin: 20px 0;
  font-size: 14px;
  line-height: 1.6;
}

.callout-icon {
  flex-shrink: 0;
  /* 이모지 글리프의 비대칭 내부 여백을 흡수 — 박스 안에서 세로 중앙 정렬해
     이모지 종류(✅·ℹ️·🔒 등)와 무관하게 첫 줄 텍스트와 일관되게 맞춤 */
  display: inline-flex;
  align-items: center;
  font-size: 16px;
  line-height: 1.6;
}

.callout-content { min-width: 0; }
.callout-content p { margin: 0; }
.callout-content p + p { margin-top: 6px; }
.callout-title {
  font-weight: 600;
  margin-bottom: 4px !important;
}

.callout-info    { background: var(--color-info-bg);    border-color: #79C0FF; color: var(--color-info); }
.callout-success { background: var(--color-success-bg); border-color: #56D364; color: var(--color-success); }
.callout-warning { background: var(--color-warning-bg); border-color: #E3B341; color: var(--color-warning); }
.callout-danger  { background: var(--color-danger-bg);  border-color: #F85149; color: var(--color-danger); }


/* ============================================================
   Doc Note — 문서/안내 노트 박스 (callout 대체)
   기본은 브랜드 강조, info·success·warning·danger 변형 지원
   ============================================================ */
.doc-note {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin: 20px 0;
  padding: 16px 18px;
  background: var(--color-bg);
  border: 1px solid var(--color-border-muted);
  border-left: 3px solid var(--color-brand);
  border-radius: var(--radius-md);
  font-size: 14px;
  line-height: 1.6;
  text-align: left;   /* 가운데 정렬 컨테이너(result-panel 등) 안에서도 항상 좌측 정렬 */
}

.doc-note-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--color-brand-muted);
  color: var(--color-brand);
}
.doc-note-icon svg { display: block; }

.doc-note-body { min-width: 0; flex: 1; }
.doc-note-body p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--color-text-secondary);
}
.doc-note-body p + p { margin-top: 6px; }
.doc-note-body pre { margin: 8px 0 0; }

.doc-note .doc-note-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--color-text);
  margin: 0 0 4px;
}

.doc-note-text {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--color-text-secondary);
}

/* 의미별 변형 — 좌측 강조선 + 아이콘 원형 색상 */
.doc-note-info    { border-left-color: var(--color-info); }
.doc-note-info    .doc-note-icon { background: var(--color-info-bg);    color: var(--color-info); }
.doc-note-success { border-left-color: var(--color-success); }
.doc-note-success .doc-note-icon { background: var(--color-success-bg); color: var(--color-success); }
.doc-note-warning { border-left-color: var(--color-warning); }
.doc-note-warning .doc-note-icon { background: var(--color-warning-bg); color: var(--color-warning); }
.doc-note-danger  { border-left-color: var(--color-danger); }
.doc-note-danger  .doc-note-icon { background: var(--color-danger-bg);  color: var(--color-danger); }

/* 동작 예시: 입력 값 → 반환 기준 값 시각화 */
.doc-note-example {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px 14px;
  margin-top: 14px;
  padding: 12px 16px;
  background: var(--color-bg-subtle);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius);
}

.doc-note-example-side {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.doc-note-query {
  align-self: flex-start;
  padding: 3px 11px;
  border-radius: 999px;
  font-size: 12.5px;
  font-weight: 500;
  white-space: nowrap;
}

.doc-note-query--before {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  text-decoration: line-through;
}

.doc-note-query--after {
  background: var(--color-brand-muted);
  border: 1px solid transparent;
  color: var(--color-brand);
}

.doc-note-example-caption {
  padding-left: 2px;
  font-size: 11px;
  color: var(--color-text-muted);
}

.doc-note-example-caption--brand { color: var(--color-brand); }

.doc-note-arrow {
  flex-shrink: 0;
  color: var(--color-text-muted);
  /* 캡션 줄을 제외한 칩 라인에 시각적으로 정렬 */
  margin-bottom: 15px;
}


/* ============================================================
   Doc Flow — 단계 흐름 시각화 (1 → 2 → 3)
   ============================================================ */
.doc-flow {
  display: flex;
  align-items: stretch;
  gap: 8px;
  margin: 20px 0;
}
.doc-flow-step {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 16px 12px;
  background: var(--color-bg-subtle);
  border: 1px solid var(--color-border-muted);
  border-radius: var(--radius-md);
  text-align: center;
}
.doc-flow-num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--color-brand);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
}
.doc-flow-label { font-size: 14px; font-weight: 600; color: var(--color-text); }
.doc-flow-desc  { font-size: 12px; color: var(--color-text-muted); }
.doc-flow-arrow {
  flex-shrink: 0;
  align-self: center;
  color: var(--color-text-muted);
}
@media (max-width: 600px) {
  .doc-flow { flex-direction: column; }
  .doc-flow-arrow { transform: rotate(90deg); }
}


/* ============================================================
   Form Controls (shared across pages)
   ============================================================ */
.form-section {
  margin-bottom: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--color-border);
}
.form-section:last-of-type { border-bottom: none; }

.form-section-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 4px;
}
.form-section-desc {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-bottom: 24px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}
.form-row.single { grid-template-columns: 1fr; }

.form-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 16px;
}
.form-field:last-child { margin-bottom: 0; }

.form-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text);
  display: flex;
  align-items: center;
  gap: 4px;
}
.form-label .required {
  color: var(--color-danger);
  font-size: 14px;
}
.form-label .optional {
  font-size: 11px;
  font-weight: 400;
  color: var(--color-text-muted);
  background: var(--color-bg-subtle);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 1px 6px;
}

.form-input,
.form-textarea,
.form-select {
  padding: 9px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 14px;
  color: var(--color-text);
  background: var(--color-bg);
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
  font-family: inherit;
  width: 100%;
  box-sizing: border-box;
  line-height: 1.5;
}
.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  border-color: var(--color-brand);
  box-shadow: 0 0 0 3px rgba(20,85,170,0.08);
}
.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-text-muted);
}
.form-input:disabled,
.form-input[readonly] {
  background: var(--color-bg-subtle);
  color: var(--color-text-secondary);
  cursor: default;
}
.form-textarea {
  resize: vertical;
  min-height: 80px;
}

.form-hint {
  font-size: 12px;
  color: var(--color-text-muted);
  line-height: 1.5;
}

.form-readonly-val {
  padding: 9px 12px;
  background: var(--color-bg-subtle);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.5;
}



.steps {
  list-style: none;
  counter-reset: step-counter;
  margin: 24px 0;
}

.steps li {
  counter-increment: step-counter;
  display: flex;
  gap: 16px;
  padding-bottom: 24px;
  position: relative;
}

/* 스텝 콘텐츠(flex 아이템)가 줄어들 수 있게 — 긴 코드블록/curl이 화면을 넘기지 않고
   내부에서 가로 스크롤되도록 (min-width:auto 기본값 해제) */
.steps li > div {
  min-width: 0;
}

.steps li:not(:last-child)::after {
  content: '';
  position: absolute;
  left: 14px;
  top: 32px;
  bottom: 0;
  width: 1px;
  background: var(--color-border);
}

.step-number {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  background: var(--color-brand);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  z-index: 1;
}

.step-content {
  padding-top: 2px;
}

.step-content h4 {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text);
  margin: 0 0 6px 0;
  text-transform: none;
  letter-spacing: normal;
}

.step-content p {
  margin: 0;
  font-size: 14px;
}


/* ============================================================
   Endpoint Block
   ============================================================ */
.endpoint-block {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--color-bg-subtle);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 12px 16px;
  margin: 16px 0;
}

.endpoint-url {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 500;
  color: var(--color-text);
}

.endpoint-url .url-base {
  color: var(--color-text-muted);
}

.endpoint-url .url-path {
  color: var(--color-text);
}

.endpoint-url .url-param {
  color: var(--color-brand);
}

/* 모바일: 긴 endpoint URL이 카드를 넘지 않고 줄바꿈되도록 — STEP 4 */
@media (max-width: 768px) {
  .endpoint-block {
    flex-wrap: wrap;
    align-items: flex-start;
  }
  .endpoint-url {
    font-size: 13px;
    min-width: 0;
    word-break: break-all;
  }
}


/* ============================================================
   Response Status
   ============================================================ */
.response-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.status-2xx .status-dot { background: var(--color-success); }
.status-4xx .status-dot { background: var(--color-warning); }
.status-5xx .status-dot { background: var(--color-danger); }

.status-2xx { color: var(--color-success); }
.status-4xx { color: var(--color-warning); }
.status-5xx { color: var(--color-danger); }


/* ============================================================
   Home Page
   ============================================================ */
.hero {
  padding: 88px 0 80px;
  background:
    linear-gradient(rgba(20, 85, 170, 0.08), rgba(20, 85, 170, 0.08)),
    url('https://image.yes24.com/sysimage/apis/images/main_banner1.jpg') no-repeat center center / cover;
  border-bottom: 1px solid var(--color-border);
}

.hero-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-brand);
  margin-bottom: 16px;
}

.hero-eyebrow::before {
  content: '';
  width: 20px;
  height: 2px;
  background: var(--color-brand);
}

.hero h1 {
  font-size: 42px;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.25;
  letter-spacing: -0.03em;
  margin-bottom: 16px;
  max-width: 560px;
}

.hero p {
  font-size: 17px;
  color: var(--color-text-secondary);
  max-width: 500px;
  margin-bottom: 32px;
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

/* Quick Start Section */
.section {
  padding: 64px 0;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg);
}

.section:last-child {
  border-bottom: none;
  background: var(--color-bg-page);
}

.section-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

.section-header {
  margin-bottom: 32px;
}

.section-label {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  margin-bottom: 8px;
}

.section-header h2 {
  font-size: 28px;
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: -0.02em;
}

.section-header p {
  font-size: 15px;
  color: var(--color-text-secondary);
  margin-top: 6px;
}

/* 홈 hero/섹션 모바일 스케일 축소 — STEP 4 (마감 품질) */
@media (max-width: 768px) {
  /* 배너 이미지는 유지하되, 텍스트 영역(상단)에 흰색 스크림을 덧대 대비 확보.
     아래로 갈수록 투명 → 일러스트는 그대로 보임 */
  .hero {
    padding: 48px 0 44px;
    background:
      linear-gradient(180deg,
        rgba(255, 255, 255, 0.5) 0%,
        rgba(255, 255, 255, 0.38) 60%,
        rgba(255, 255, 255, 0.12) 100%),
      url('https://image.yes24.com/sysimage/apis/images/main_banner1.jpg') no-repeat center center / cover;
  }
  .hero-inner { padding: 0 16px; }
  .hero p { font-size: 15px; margin-bottom: 24px; }
  .section { padding: 40px 0; }
  .section-inner { padding: 0 16px; }
  .section-header { margin-bottom: 24px; }
  .section-header h2 { font-size: 22px; }
  .section-header p { font-size: 14px; }
}

/* Quick Start Steps - horizontal */
.quickstart-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.quickstart-step {
  padding: 24px;
  border-right: 1px solid var(--color-border);
  position: relative;
}

.quickstart-step:last-child {
  border-right: none;
}

.qs-number {
  width: 28px;
  height: 28px;
  background: var(--color-brand);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  margin-bottom: 12px;
}

.quickstart-step h3 {
  font-size: 17px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 6px;
}

.quickstart-step p {
  font-size: 13px;
  color: var(--color-text-secondary);
  margin: 0;
  line-height: 1.5;
}

/* API Cards Grid */
.api-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.api-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 20px;
  background: var(--color-bg);
  text-decoration: none;
  transition: border-color 0.15s, box-shadow 0.15s, transform 0.15s;
  display: block;
  box-shadow: var(--shadow-sm);
}

.api-card:hover {
  border-color: var(--color-brand);
  box-shadow: var(--shadow-brand-lg);
  transform: translateY(-2px);
  text-decoration: none;
}

.api-card-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 12px;
  flex-shrink: 0;
}
.api-card-icon svg {
  width: 22px;
  height: 22px;
}

.api-card h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 4px;
}

.api-card p {
  font-size: 13px;
  color: var(--color-text-muted);
  margin: 0 0 12px;
  line-height: 1.4;
}

.api-card-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--color-text-muted);
}

.api-card-endpoint {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-text-muted);
  background: var(--color-bg-subtle);
  padding: 1px 6px;
  border-radius: 3px;
}


/* Announcements */
.announce-list {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.announce-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px 20px;
  border-bottom: 1px solid var(--color-border);
  text-decoration: none;
  transition: background 0.15s;
}

.announce-item:last-child { border-bottom: none; }
.announce-item:hover { background: var(--color-bg-subtle); text-decoration: none; }

.announce-badge {
  flex-shrink: 0;
  width: 44px;
  display: flex;
  justify-content: center;
}

.announce-content {
  flex: 1;
  min-width: 0;
}

.announce-content h4 {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: 4px;
}

.announce-content p {
  font-size: 13px;
  color: var(--color-text-muted);
  margin: 0;
  line-height: 1.6;
}

.announce-date {
  flex-shrink: 0;
  font-size: 12px;
  color: var(--color-text-muted);
  font-variant-numeric: tabular-nums;
  text-align: right;
  padding-top: 2px;
}


/* ============================================================
   API Catalog Page
   ============================================================ */
.catalog-hero {
  padding: 48px 0 40px;
  border-bottom: 1px solid var(--color-border);
}

.catalog-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-top: 32px;
}

.catalog-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  background: var(--color-bg);
  text-decoration: none;
  transition: border-color 0.15s, box-shadow 0.2s, transform 0.2s;
  display: block;
  box-shadow: var(--shadow-sm);
}

.catalog-card:hover {
  border-color: var(--color-brand);
  box-shadow: var(--shadow-brand-lg);
  transform: translateY(-2px);
  text-decoration: none;
}

.catalog-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 12px;
}

.catalog-card-icon {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.catalog-card-icon svg {
  width: 26px;
  height: 26px;
}

/* API category color themes */
.icon-books    { background: #EFF6FF; color: #1D4ED8; }
.icon-products { background: #F5F3FF; color: #7C3AED; }
.icon-search   { background: #ECFDF5; color: #059669; }
.icon-codes    { background: #FFF7ED; color: #C2410C; }
.icon-explorer { background: #F0F9FF; color: #0284C7; }
.icon-catalog  { background: #EFF6FF; color: #1455AA; }

.catalog-card-count {
  font-size: 12px;
  color: var(--color-text-muted);
  background: var(--color-bg-muted);
  padding: 3px 8px;
  border-radius: 20px;
}

.catalog-card h3 {
  font-size: 20px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 6px;
  letter-spacing: -0.01em;
}

.catalog-card p {
  font-size: 14px;
  color: var(--color-text-secondary);
  margin: 0 0 16px;
  line-height: 1.5;
}

.catalog-card-endpoints {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.doc-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 12px;
}

.doc-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  text-decoration: none;
  background: var(--color-bg);
  transition: border-color 0.15s, box-shadow 0.15s;
  box-shadow: var(--shadow-sm);
}
.doc-card:hover {
  border-color: var(--color-brand);
  box-shadow: var(--shadow);
  text-decoration: none;
}
.doc-card-icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.doc-card-icon svg { width: 20px; height: 20px; }
.doc-card-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text);
}
.doc-card-desc {
  font-size: 12px;
  color: var(--color-text-muted);
  line-height: 1.4;
}

.catalog-card-endpoint {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
}

.catalog-card-endpoint .endpoint-path {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-text-secondary);
}

/* 모바일: endpoint 행(메서드+경로+이름)이 한 줄에 안 맞으면 줄바꿈 — STEP 4 */
@media (max-width: 768px) {
  .catalog-card { padding: 16px; }
  .catalog-card-endpoint { flex-wrap: wrap; }
  .catalog-card-endpoint .endpoint-path { word-break: break-all; }
}


/* ============================================================
   API Detail Page
   ============================================================ */
.api-detail-header {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 16px;
}

.api-detail-header h1 {
  margin: 0;
}

.api-detail-subtitle {
  font-size: 15px;
  color: var(--color-text-secondary);
  margin-bottom: 24px !important;
}

/* Parameter Table enhanced */
.param-table-wrap {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  margin: 16px 0;
  box-shadow: var(--shadow-sm);
}

.param-table-wrap .doc-table th {
  padding: 10px 16px;
}

.param-table-wrap .doc-table td {
  padding: 12px 16px;
}

.param-name {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text);
}

.param-desc {
  font-size: 13px;
  color: var(--color-text-secondary);
  margin: 0;
}

.param-desc .param-default {
  font-size: 12px;
  color: var(--color-text-muted);
  margin-top: 2px;
}


/* ============================================================
   API Explorer Page
   ============================================================ */
.explorer-layout {
  display: grid;
  grid-template-columns: var(--sidebar-width) 1fr;
  min-height: calc(100vh - var(--nav-height));
}

.explorer-sidebar {
  border-right: 1px solid var(--color-border);
  overflow-y: auto;
  padding: 24px 0;
  position: sticky;
  top: var(--nav-height);
  height: calc(100vh - var(--nav-height));
  background: var(--color-bg);
}

.explorer-group-title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  padding: 0 20px 8px;
}

.explorer-endpoint-item {
  display: flex;
  align-items: center;
  gap: 0;
  padding: 3px 20px 3px 36px;
  border-left: 2px solid transparent;
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s, background 0.15s;
}

.explorer-endpoint-item:hover {
  color: var(--color-text);
  background: var(--color-bg-subtle);
}

.explorer-endpoint-item.active {
  border-left-color: var(--color-brand);
  background: var(--color-brand-muted);
}

.explorer-endpoint-item .ep-path {
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 400;
  color: var(--color-text-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.explorer-endpoint-item:hover .ep-path {
  color: var(--color-text);
}

.explorer-endpoint-item.active .ep-path {
  color: var(--color-brand);
  font-weight: 500;
}

.explorer-main {
  overflow-y: auto;
  padding: 40px 48px 80px;
  background: var(--color-bg);
}

.explorer-endpoint-header {
  margin-bottom: 16px;
  padding: 20px 24px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-bg);
  box-shadow: var(--shadow-sm);
}

.explorer-endpoint-title {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
}

.explorer-endpoint-title h2 {
  font-size: 24px;
  font-weight: 600;
  color: var(--color-text);
  font-family: var(--font-sans);
}

.explorer-url-bar {
  display: flex;
  align-items: center;
  gap: 0;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 16px;
  box-shadow: var(--shadow-sm);
}

.explorer-url-method {
  padding: 10px 16px;
  font-size: 13px;
  font-weight: 700;
  font-family: var(--font-mono);
  background: var(--color-get-bg);
  color: var(--color-get);
  border-right: 1px solid var(--color-border);
  min-width: 64px;
  text-align: center;
}

.explorer-url-input {
  flex: 1;
  padding: 10px 14px;
  font-size: 14px;
  font-family: var(--font-mono);
  color: var(--color-text);
  background: transparent;
  border: none;
  outline: none;
}

.explorer-url-btn {
  padding: 0 20px;
  height: 42px;
  font-size: 14px;
  font-weight: 600;
  color: #fff;
  background: var(--color-brand);
  border: none;
  cursor: pointer;
  font-family: var(--font-sans);
  transition: background 0.15s;
}

.explorer-url-btn:hover { background: var(--color-brand-dark); }

.explorer-form-section {
  margin-bottom: 16px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  box-shadow: var(--shadow-sm);
}

.explorer-form-title {
  font-size: 11px;
  font-weight: 700;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin: -20px -24px 14px;
  padding: 10px 24px;
  background: var(--color-bg-subtle);
  border-bottom: 1px solid var(--color-border);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.explorer-param-row {
  display: grid;
  grid-template-columns: 160px 1fr 80px;
  gap: 8px;
  align-items: center;
  margin-bottom: 8px;
}

.explorer-param-row label {
  font-size: 13px;
  font-family: var(--font-mono);
  color: var(--color-text);
}

.explorer-param-row input, .explorer-param-row select {
  padding: 7px 10px;
  font-size: 13px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-sans);
  outline: none;
  width: 100%;
  transition: border-color 0.15s;
}

.explorer-param-row input:focus, .explorer-param-row select:focus {
  border-color: var(--color-brand);
}

.explorer-body {
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 20px;
  align-items: start;
  margin-top: 0;
}

.explorer-request {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.explorer-response {
  position: sticky;
  top: calc(var(--nav-height) + 20px);
  border: 1px solid #374151;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.explorer-response-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 16px;
  background: #111827;
  border-bottom: 1px solid #374151;
}

.explorer-response-header .code-lang {
  font-size: 12px;
  font-weight: 500;
  color: #CBD5E1;
  font-family: var(--font-mono);
}

.explorer-response-body {
  background: #111827;
  padding: 16px;
  min-height: 200px;
  max-height: calc(100vh - var(--nav-height) - 120px);
  overflow-y: auto;
}

.explorer-response-body pre {
  margin: 0;
  background: transparent;
  border: none;
  color: #F9FAFB;
  font-size: 13px;
}

/* Explorer 입력 그리드 (라벨 + 입력) — 인라인 스타일에서 이관, 반응형 대응 (STEP 3-2) */
.explorer-field-grid {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 8px;
  align-items: center;
}
.explorer-param-grid {
  grid-template-columns: 140px 1fr;
  align-items: start;
  margin-bottom: 10px;
}

@media (max-width: 768px) {
  /* 본문 좌우 여백 축소 */
  .explorer-main { padding: 24px 20px; }
  .explorer-form-section { padding: 16px; }
  /* request/response 세로 스택 */
  .explorer-body { grid-template-columns: 1fr; }
  .explorer-response { position: static; }
  /* 라벨/입력 세로 스택 */
  .explorer-field-grid,
  .explorer-param-grid {
    grid-template-columns: 1fr;
    gap: 4px;
  }
  /* URL 바: 입력창이 줄어들어 method+입력+Execute 버튼이 잘리지 않도록 */
  .explorer-url-input { min-width: 0; }
  .explorer-url-method { padding: 10px 12px; }
  .explorer-url-btn { padding: 0 14px; }
}

.explorer-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 200px;
  color: #93C5FD;
  font-size: 13px;
  gap: 8px;
}

.explorer-placeholder svg {
  opacity: 0.4;
}


/* ============================================================
   My Applications
   ============================================================ */
.myapp-layout {
  display: grid;
  grid-template-columns: var(--sidebar-width) 1fr;
  min-height: calc(100vh - var(--nav-height) - var(--footer-height));
}

.myapp-sidebar {
  border-right: 1px solid var(--color-border);
  background: var(--color-bg);
  padding: 24px 0;
  position: sticky;
  top: var(--nav-height);
  height: calc(100vh - var(--nav-height));
}

.myapp-sidebar-title {
  font-size: 11px;
  font-weight: 700;
  font-family: 'yesTitle', var(--font-sans);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  padding: 0 20px 12px;
}

.myapp-nav {
  list-style: none;
}

.myapp-nav a {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 5px 20px;
  font-size: 14px;
  font-family: 'yesTitle', var(--font-sans);
  color: var(--color-text-secondary);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: color 0.15s, background 0.15s;
}

.myapp-nav a:hover {
  background: var(--color-bg-subtle);
  color: var(--color-text);
}

.myapp-nav a.active {
  color: var(--color-brand);
  border-left-color: var(--color-brand);
  background: var(--color-brand-muted);
  font-weight: 500;
}

.myapp-nav a .nav-icon {
  font-size: 16px;
  width: 18px;
  text-align: center;
  flex-shrink: 0;
}

.myapp-content {
  padding: 40px 48px;
  overflow-y: auto;
  background: var(--color-bg);
}

.myapp-content-header {
  margin-bottom: 24px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--color-border);
}

.myapp-content-header h1 {
  font-size: 32px;
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: -0.02em;
  margin-bottom: 4px;
}

.myapp-content-header p {
  font-size: 16px;
  color: var(--color-text-secondary);
  margin: 0;
}

/* 내 API(ApiKeys/Usage) 콘텐츠 모바일 대응 — STEP 3-3 */
@media (max-width: 768px) {
  .myapp-content { padding: 24px 16px; }
  .myapp-content-header h1 { font-size: 26px; }
  .myapp-content-header p { font-size: 14px; }
}

/* App Card */
.app-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  margin-bottom: 12px;
  background: var(--color-bg);
  transition: border-color 0.15s, box-shadow 0.15s;
  box-shadow: var(--shadow-sm);
}

.app-card:hover {
  border-color: var(--color-text-muted);
  box-shadow: var(--shadow-sm);
}

.app-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 12px;
}

.app-card-name {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text);
}

.app-card-meta {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-top: 2px;
}

.app-card-keys {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--color-border-muted);
}

.key-field label {
  display: block;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
  margin-bottom: 4px;
}

.key-field .key-value {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--color-bg-subtle);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 6px 10px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--color-text-secondary);
}

/* Usage chart area */
.usage-stat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}

.usage-stat {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 20px;
}

.usage-stat-label {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
  margin-bottom: 8px;
}

.usage-stat-value {
  font-size: 28px;
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
}

.usage-stat-sub {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-top: 4px;
}

.usage-bar {
  background: var(--color-bg-muted);
  border-radius: 4px;
  height: 6px;
  margin-top: 10px;
  overflow: hidden;
}

.usage-bar-fill {
  height: 100%;
  border-radius: 4px;
  background: var(--color-brand);
  transition: width 0.5s ease;
}

/* Form */
.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 6px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  max-width: 480px;
  padding: 8px 12px;
  font-size: 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-sans);
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--color-brand);
  box-shadow: 0 0 0 3px var(--color-brand-muted);
}

.form-group textarea {
  min-height: 80px;
  resize: vertical;
}

.form-hint {
  font-size: 12px;
  color: var(--color-text-muted);
  margin-top: 4px;
}

/* Login Gate */
.login-gate {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: calc(100vh - var(--nav-height) - var(--footer-height));
  text-align: center;
  padding: 24px 40px;
}

.login-gate-icon {
  font-size: 48px;
  margin-bottom: 16px;
  opacity: 0.5;
}

.login-gate h2 {
  font-size: 24px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 8px;
}

.login-gate p {
  font-size: 14px;
  color: var(--color-text-muted);
  margin-bottom: 24px;
}


/* ============================================================
   Footer
   ============================================================ */
.footer {
  border-top: 1px solid var(--color-border);
  background: var(--color-bg-subtle);
  padding: 24px 0;
}

.footer-inner {
  width: 100%;
  max-width: none;
  margin: 0;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  align-items: start;
}

.footer-inner.footer-inner--home {
  max-width: 1100px;
  margin: 0 auto;
}

.footer-inner > div:first-child {
  display: block;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  margin-bottom: 6px;
}

.footer-brand-mark {
  width: 24px;
  height: 24px;
  background: var(--color-brand);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 11px;
  font-weight: 700;
}

.footer-brand-text {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text);
}

.footer-desc {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-bottom: 2px;
  line-height: 1.5;
}

.footer-copy {
  font-size: 12px;
  color: var(--color-text-muted);
  line-height: 1.5;
}

.footer-links {
  display: flex;
  gap: 44px;
}

.footer-link-group h4 {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  margin-bottom: 8px;
  line-height: 1.4;
}

.footer-link-group ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.footer-link-group a {
  font-size: 13px;
  color: var(--color-text-secondary);
  text-decoration: none;
  line-height: 1.45;
}

.footer-link-group a:hover {
  color: var(--color-text);
}

/* 비-메인 페이지 전용 컴팩트 풋터: 컨텐츠 영역 정렬 한 줄 구성 */
.footer--compact {
  padding: 0;
}

.footer-compact-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 24px;
  min-height: 56px;
  padding: 14px 48px;
}

.footer-compact-inner a {
  font-size: 13px;
  color: var(--color-text-secondary);
  text-decoration: none;
  line-height: 1.45;
}

.footer-compact-inner a:hover {
  color: var(--color-text);
}

/* 사이드바 컬럼 제외, 컨텐츠 영역 좌측 정렬 */
body:has(.page-docs) .footer-compact-inner {
  padding-left: calc(var(--sidebar-width) + 48px);
}

body:has(.explorer-layout) .footer-compact-inner {
  padding-left: calc(var(--sidebar-width) + 40px);
}

body:has(.myapp-layout) .footer-compact-inner {
  padding-left: calc(var(--sidebar-width) + 40px);
}


/* ============================================================
   Search Bar (Docs)
   ============================================================ */
.search-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  background: var(--color-bg-subtle);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 13px;
  color: var(--color-text-muted);
  min-width: 200px;
  transition: border-color 0.15s;
}

.search-bar:hover { border-color: var(--color-text-muted); }

.search-bar svg {
  flex-shrink: 0;
  opacity: 0.5;
}

.search-bar-kbd {
  margin-left: auto;
  font-size: 11px;
  color: var(--color-text-muted);
  background: var(--color-bg-muted);
  border: 1px solid var(--color-border);
  border-radius: 3px;
  padding: 1px 5px;
  font-family: var(--font-mono);
}


/* ============================================================
   Utilities
   ============================================================ */
.text-muted { color: var(--color-text-muted); }
.text-secondary { color: var(--color-text-secondary); }
.font-mono { font-family: var(--font-mono); }
.mt-0 { margin-top: 0; }
.mt-8 { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mt-32 { margin-top: 32px; }
.mb-0 { margin-bottom: 0; }
.mb-8 { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.justify-between { justify-content: space-between; }
.gap-8 { gap: 8px; }
.gap-12 { gap: 12px; }
.gap-16 { gap: 16px; }
.gap-24 { gap: 24px; }
.w-full { width: 100%; }

.divider {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: 32px 0;
}

/* Prev/Next navigation */
.doc-nav-footer {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 64px;
  padding-top: 24px;
  border-top: 1px solid var(--color-border);
}

.doc-nav-link {
  display: block;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 14px 16px;
  text-decoration: none;
  transition: border-color 0.15s;
}

.doc-nav-link:hover {
  border-color: var(--color-brand);
  text-decoration: none;
}

.doc-nav-link.prev { text-align: left; }
.doc-nav-link.next { text-align: right; }

.doc-nav-link .dir {
  font-size: 11px;
  color: var(--color-text-muted);
  margin-bottom: 4px;
  display: flex;
  align-items: center;
  gap: 4px;
}

.doc-nav-link.next .dir { justify-content: flex-end; }

.doc-nav-link .title {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text);
}


/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 1024px) {
  .page-docs {
    grid-template-columns: var(--sidebar-width) 1fr;
  }
  .toc-panel { display: none; }
  .api-grid { grid-template-columns: repeat(2, 1fr); }
  .quickstart-steps { grid-template-columns: repeat(2, 1fr); }
  .quickstart-step:nth-child(2) { border-right: none; }
  .quickstart-step:nth-child(3) { border-top: 1px solid var(--color-border); }
}

@media (max-width: 768px) {
  .page-docs { grid-template-columns: 1fr; }
  /* 2단 변형은 복합 선택자(0,2,0)라 위 규칙(0,1,0)에 안 밀리도록 동일 특이도로 접음 */
  .page-docs.page-docs--two-col { grid-template-columns: 1fr; }
  .page-two-col { grid-template-columns: 1fr; }
  .explorer-layout { grid-template-columns: 1fr; }
  .myapp-layout { grid-template-columns: 1fr; }
  .doc-content { padding: 24px 20px; }
  .hero h1 { font-size: 30px; }
  .api-grid { grid-template-columns: 1fr; }
  .catalog-grid { grid-template-columns: 1fr; }
  .quickstart-steps { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
  .footer-links { flex-wrap: wrap; gap: 24px; }
  .footer-compact-inner { padding: 14px 20px; }
  body:has(.page-docs) .footer-compact-inner,
  body:has(.explorer-layout) .footer-compact-inner,
  body:has(.myapp-layout) .footer-compact-inner {
    padding-left: 20px;
  }
  .usage-stat-grid { grid-template-columns: 1fr; }
  .app-card-keys { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .apply-card { padding: 16px 14px; }
  .purpose-radio-group { grid-template-columns: 1fr; }
}

/* ============================================================
   Mobile Collapsible Page Sidebar (접이식 바) — STEP 2
   데스크톱: 토글 바 숨김, .mobile-sidebar-body 는 투명 블록 → 현행 유지.
   모바일(≤768): 사이드바 sticky/고정높이 해제 후 접이식 바로 전환.
   (아래 규칙은 각 사이드바 base 정의보다 소스 순서상 뒤 → 오버라이드 우선)
   ============================================================ */
.mobile-sidebar-toggle { display: none; }
/* 데스크톱: 래퍼를 레이아웃에서 제거 → 원래 박스 트리 복원(내부 sticky 유지) */
.mobile-sidebar-body { display: contents; }

@media (max-width: 768px) {
  /* 사이드바 컨테이너: 데스크톱 sticky/고정높이/우측보더 해제 */
  .sidebar,
  .explorer-sidebar,
  .myapp-sidebar {
    position: static;
    height: auto;
    max-height: none;
    overflow: visible;
    padding: 0;
    border-right: none;
    border-bottom: 1px solid var(--color-border);
    margin-bottom: 16px;
  }
  /* 문서 사이드바 inner 의 sticky 도 해제 */
  .sidebar-inner {
    position: static;
    max-height: none;
    overflow: visible;
    padding: 0;
  }
  /* 내 API 사이드바 내부 제목은 토글 바가 대체 → 중복 숨김 */
  .myapp-sidebar .myapp-sidebar-title { display: none; }

  /* 토글 바 */
  .mobile-sidebar-toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 12px 16px;
    background: var(--color-bg-subtle);
    border: none;
    font-family: 'yesTitle', var(--font-sans);
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text);
    cursor: pointer;
  }
  .mobile-sidebar-caret {
    color: var(--color-text-muted);
    transition: transform 0.2s;
  }
  .mobile-open .mobile-sidebar-caret { transform: rotate(180deg); }

  /* 접이식 본문: 기본 접힘, .mobile-open 시 펼침 */
  .mobile-sidebar-body { display: none; padding: 8px 0 12px; }
  .mobile-open .mobile-sidebar-body { display: block; }
}

/* ============================================================
   Table Horizontal Scroll (다열 테이블) — STEP 3-1
   데스크톱: 오버플로우 없음 → 스크롤바 미표시(현행 유지).
   모바일(≤768): 테이블에 min-width 부여 → 래퍼 안에서 가로 스크롤.
   ============================================================ */
.table-scroll { overflow-x: auto; }

@media (max-width: 768px) {
  .param-table-wrap { overflow-x: auto; }
  .param-table-wrap .doc-table,
  .table-scroll .doc-table {
    min-width: 600px;
  }
}

/* ============================================================
   API Key 신청 (Apply)
   ============================================================ */
.apply-wrap {
  max-width: 760px;
  margin: 0 auto;
  padding: 48px 24px 80px;
}
.apply-header {
  margin-bottom: 40px;
}
.apply-header h1 {
  font-size: 32px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 8px;
}
.apply-header p {
  font-size: 15px;
  color: var(--color-text-secondary);
}
.apply-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
  padding: 20px 24px;
}

/* Steps indicator */
.apply-steps {
  display: flex;
  align-items: center;
  gap: 0;
  margin-bottom: 40px;
}
.apply-step {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--color-text-muted);
}
.apply-step.active {
  color: var(--color-brand);
  font-weight: 600;
}
.apply-step.done {
  color: var(--color-success);
}
.apply-step-num {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--color-bg-subtle);
  border: 1.5px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 600;
  flex-shrink: 0;
}
.apply-step.active .apply-step-num {
  background: var(--color-brand);
  border-color: var(--color-brand);
  color: #fff;
}
.apply-step.done .apply-step-num {
  background: var(--color-success);
  border-color: var(--color-success);
  color: #fff;
}
.apply-step-line {
  flex: 1;
  height: 1px;
  background: var(--color-border);
  margin: 0 12px;
}

/* Form sections */
.form-section {
  margin-bottom: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--color-border);
}
.form-section:last-of-type {
  border-bottom: none;
}
.form-section-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 4px;
}
.form-section-desc {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-bottom: 24px;
}

/* Form fields */
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}
.form-row.single {
  grid-template-columns: 1fr;
}
.form-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 16px;
}
.form-field:last-child {
  margin-bottom: 0;
}
.form-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text);
  display: flex;
  align-items: center;
  gap: 4px;
}
.form-label .required {
  color: var(--color-danger);
  font-size: 14px;
}
.form-label .optional {
  font-size: 11px;
  font-weight: 400;
  color: var(--color-text-muted);
  background: var(--color-bg-subtle);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  padding: 1px 6px;
}
.form-input,
.form-textarea,
.form-select {
  padding: 9px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 14px;
  color: var(--color-text);
  background: var(--color-bg);
  outline: none;
  transition: border-color 0.15s;
  font-family: inherit;
  width: 100%;
  box-sizing: border-box;
}
.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  border-color: var(--color-brand);
  box-shadow: 0 0 0 3px rgba(20,85,170,0.08);
}
.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-text-muted);
}
.form-textarea {
  resize: vertical;
  min-height: 80px;
}
.form-hint {
  font-size: 12px;
  color: var(--color-text-muted);
}

/* Agree items */
/* ── API 활용 목적 라디오 그룹 ─────────────────────────────── */
.purpose-radio-group {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}
.purpose-radio-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 14px 16px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
  background: var(--color-bg);
  user-select: none;
}
.purpose-radio-item:hover {
  border-color: var(--color-brand);
  background: var(--color-bg-subtle);
}
.purpose-radio-item input[type="radio"] {
  margin: 0;
  margin-top: 2px;
  flex-shrink: 0;
  accent-color: var(--color-brand);
  width: 16px;
  height: 16px;
  cursor: pointer;
}
.purpose-radio-item:has(input:checked) {
  border-color: var(--color-brand);
  background: color-mix(in srgb, var(--color-brand) 6%, var(--color-bg));
}
.purpose-radio-label {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text);
  display: block;
  line-height: 1.3;
}
.purpose-radio-desc {
  font-size: 11px;
  color: var(--color-text-muted);
  display: block;
  margin-top: 2px;
  line-height: 1.4;
}
.purpose-radio-item:has(input:checked) .purpose-radio-label {
  color: var(--color-brand);
}

.agree-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.agree-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg);
}
.agree-item:last-child {
  border-bottom: none;
}
.agree-item.all {
  background: var(--color-bg-subtle);
  font-weight: 600;
}
.agree-item input[type="checkbox"] {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  margin-top: 3px;
  accent-color: var(--color-brand);
  cursor: pointer;
}
.agree-item-content {
  flex: 1;
}
.agree-item-label {
  font-size: 14px;
  color: var(--color-text);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
}
.agree-item-desc {
  font-size: 12px;
  color: var(--color-text-muted);
  margin-top: 3px;
}
.agree-detail-btn {
  font-size: 12px;
  color: var(--color-brand);
  text-decoration: none;
  white-space: nowrap;
  flex-shrink: 0;
  align-self: center;
}
.agree-detail-btn:hover {
  text-decoration: underline;
}
.badge-required-agree {
  font-size: 11px;
  color: var(--color-danger);
  font-weight: 600;
}
.badge-optional-agree {
  font-size: 11px;
  color: var(--color-text-muted);
  font-weight: 400;
}

/* Submit area */
.form-submit-area {
  margin-top: 40px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding-top: 0;
}
.form-submit-area .btn-primary {
  width: 100%;
  max-width: 420px;
  padding: 15px;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -0.01em;
  border-radius: var(--radius-lg);
}
.form-submit-area .submit-note {
  font-size: 12px;
  color: var(--color-text-muted);
  text-align: center;
  line-height: 1.6;
}

/* Result panel */
.result-panel {
  display: none;
  background: var(--color-bg-subtle);
  border: 1.5px solid var(--color-brand);
  border-radius: var(--radius-lg);
  padding: 32px;
  text-align: center;
  margin-top: 0;
}
.result-panel.show {
  display: block;
}
.result-icon {
  font-size: 40px;
  margin-bottom: 16px;
}
.result-title {
  font-size: 24px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 8px;
}
.result-desc {
  font-size: 14px;
  color: var(--color-text-secondary);
  margin-bottom: 24px;
}
.key-display-wrap {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  margin-bottom: 12px;
  text-align: left;
}
.key-display-label {
  font-size: 11px;
  font-weight: 700;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 6px;
}
.key-display-row {
  display: flex;
  align-items: center;
  gap: 10px;
  overflow-x: auto;
}
.key-display-value {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 600;
  color: var(--color-brand);
  white-space: nowrap;
  min-width: 0;
  flex: 1;
}
.key-display-wrap .key-copy-btn {
  padding: 6px 14px;
  font-size: 12px;
  flex-shrink: 0;
  min-width: 70px;
  white-space: nowrap;
}

/* Apply / ApplyResult 모바일 — 카드 3중 중첩의 과한 좌우 패딩 축소로 내용 폭 확보 (STEP 3) */
@media (max-width: 768px) {
  .apply-wrap { padding: 24px 12px 48px; }
  .result-panel { padding: 20px 14px; }
  .result-title { font-size: 20px; }
  .key-display-wrap { padding: 14px 12px; }
}
.json-display-wrap {
  margin-top: 20px;
  text-align: left;
}
.json-display-label {
  font-size: 11px;
  font-weight: 700;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 6px;
}
.json-display {
  max-height: 220px;
  overflow: auto;
  background: #111827;
  border: 1px solid #374151;
  border-radius: var(--radius-md);
  color: #F9FAFB;
  padding: 14px 16px;
  font-size: 12px;
  line-height: 1.6;
  white-space: pre;
}

/* ============================================================
   Nav User Dropdown (로그인 후 프로필 메뉴)
   ============================================================ */
.nav-profile-name {
  max-width: 100px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 13px;
  font-weight: 500;
}

.nav-dropdown-caret {
  font-size: 10px;
  color: var(--color-text-muted);
  margin-left: 2px;
  transition: transform 0.15s;
}

.nav-user-dropdown {
  position: relative;
}

.nav-user-dropdown.open .nav-dropdown-caret {
  transform: rotate(180deg);
}

.nav-dropdown-menu {
  display: none;
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  min-width: 200px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 24px rgba(0,0,0,0.12);
  z-index: 200;
  overflow: hidden;
  animation: dropdown-fade 0.12s ease;
}

@keyframes dropdown-fade {
  from { opacity: 0; transform: translateY(-4px); }
  to   { opacity: 1; transform: translateY(0); }
}

.nav-user-dropdown.open .nav-dropdown-menu {
  display: block;
}

.nav-dropdown-header {
  padding: 12px 16px 10px;
}

.nav-dropdown-id {
  font-size: 12px;
  color: var(--color-text-muted);
  font-weight: 500;
}

.nav-dropdown-divider {
  height: 1px;
  background: var(--color-border);
  margin: 4px 0;
}

.nav-dropdown-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text);
  text-decoration: none;
  transition: background 0.1s;
  cursor: pointer;
}

.nav-dropdown-item:hover {
  background: var(--color-bg-subtle);
  color: var(--color-text);
  text-decoration: none;
}

.nav-dropdown-item--danger {
  color: var(--color-danger, #e53e3e);
}

.nav-dropdown-item--danger:hover {
  background: #fff5f5;
  color: var(--color-danger, #e53e3e);
}
/* ============================================================
   API Key Card
   ============================================================ */
.key-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-bg);
}

.key-card-header {
  padding: 16px 20px;
  background: var(--color-bg-subtle);
  border-bottom: 1px solid var(--color-border);
}

.key-card-title {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 4px;
}

.key-card-service-name {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-text);
}

.key-card-meta {
  font-size: 12px;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

.key-card-meta-sep {
  opacity: 0.4;
}

.key-card-body {
  padding: 20px;
  display: grid;
  gap: 14px;
}

.key-hint {
  font-size: 12px;
  color: var(--color-text-muted);
  margin-top: 6px;
}

.key-card-desc {
  font-size: 13px;
  color: var(--color-text-secondary);
  padding: 10px 12px;
  background: var(--color-bg-subtle);
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--color-border);
}

.key-copy-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  font-size: 12px;
  font-weight: 500;
  color: var(--color-text-secondary);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s, background 0.15s;
  white-space: nowrap;
  flex-shrink: 0;
}

.key-copy-btn:hover {
  color: var(--color-brand);
  border-color: var(--color-brand);
  background: var(--color-brand-muted);
}

.key-copy-btn.copied {
  color: var(--color-success);
  border-color: var(--color-success);
  background: var(--color-success-bg);
}

/* ── API Key Tier 뱃지 ──────────────────────────────────────────────────── */
.badge-tier-basic      { background: #eff6ff; color: #1d4ed8; }
.badge-tier-partner    { background: #ecfdf5; color: #065f46; }
.badge-tier-enterprise { background: #fff7ed; color: #c2410c; }
.badge-tier-internal   { background: #f1f5f9; color: #334155; }

/* ── API Key 한도 표시 ──────────────────────────────────────────────────── */
.key-limits {
  display: flex;
  align-items: center;
  gap: 0;
  padding: 10px 14px;
  background: var(--color-bg-subtle);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 13px;
}

.key-limit-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex: 1;
}

.key-limit-sep {
  width: 1px;
  height: 32px;
  background: var(--color-border);
  margin: 0 16px;
  flex-shrink: 0;
}

.key-limit-label {
  font-size: 11px;
  color: var(--color-text-muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.key-limit-value {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text);
}

.key-limit-unlimited {
  color: #7c3aed;
}

/* ── key-card danger zone (재발급/폐기) ───────────────────────────────── */
.key-card-danger-zone {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 20px;
  background: #fef9f9;
  border-top: 1px solid #fee2e2;
  flex-wrap: wrap;
}

.key-card-danger-info {
  flex: 1;
  min-width: 0;
}

.key-card-danger-title {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-danger);
  margin-bottom: 4px;
}

.key-card-danger-desc {
  font-size: 12px;
  color: var(--color-text-muted);
  margin: 0;
  line-height: 1.5;
}

/* 재발급 위험 영역 */
.key-card-danger-zone {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 20px;
  background: var(--color-danger-bg);
  border-top: 1px solid #f5c6cb;
}

.key-card-danger-info {
  flex: 1;
  min-width: 0;
}

.key-card-danger-title {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 15px;
  font-weight: 600;
  color: var(--color-danger);
  margin-bottom: 4px;
}

.key-card-danger-desc {
  font-size: 12px;
  color: var(--color-danger);
  opacity: 0.85;
  margin: 0;
  line-height: 1.5;
}

.btn-danger {
  background: var(--color-danger);
  color: #fff;
  border-color: var(--color-danger);
}

.btn-danger:hover {
  background: #a61c22;
  border-color: #a61c22;
  color: #fff;
}

/* ── detail=N/Y 탭 ────────────────────────────────────────────────────────── */
.detail-tab-bar {
  display: flex;
  gap: 4px;
  margin-bottom: 12px;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 0;
}

.detail-tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 16px;
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text-muted);
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s;
}

.detail-tab-btn:hover {
  color: var(--color-text);
}

.detail-tab-btn.active {
  color: var(--color-brand);
  border-bottom-color: var(--color-brand);
}

.detail-tab-badge {
  font-size: 10px;
  font-weight: 600;
  padding: 1px 5px;
  border-radius: 3px;
  background: var(--color-bg-subtle);
  color: var(--color-text-muted);
}

.detail-tab-badge-y {
  background: #e8f4f8;
  color: #0969da;
}

/* ── N/Y 가용성 배지 ─────────────────────────────────────────────────────── */
.detail-avail-badge {
  display: inline-flex;
  align-items: center;
  font-size: 10px;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: 3px;
}

.detail-avail-both {
  background: var(--color-bg-subtle);
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border);
}

.detail-avail-y {
  background: #e8f4f8;
  color: #0969da;
  border: 1px solid #b6d4e8;
}

/* ============================================================
   yesTitle 폰트 일괄 적용 (UI 크롬 레이블 / 타이틀 영역)
   ============================================================ */

/* callout 제목 */
.callout-title {
  font-family: 'yesTitle', var(--font-sans);
}

/* 폼 섹션 제목 / 폼 레이블 */
.form-section-title,
.form-label {
  font-family: 'yesTitle', var(--font-sans);
}

/* 배지 */
.badge,
.method-badge,
.badge-required-agree,
.badge-optional-agree {
  font-family: 'yesTitle', var(--font-sans);
}

/* 헤더 프로필 이름 */
.nav-profile-name {
  font-family: 'yesTitle', var(--font-sans);
}

/* Apply 스텝 레이블 */
.apply-step span {
  font-family: 'yesTitle', var(--font-sans);
}

/* 약관 동의 체크박스 레이블 */
.agree-item-label {
  font-family: 'yesTitle', var(--font-sans);
}

/* 발급 결과 제목 */
.result-title {
  font-family: 'yesTitle', var(--font-sans);
}

/* 사용량 통계 레이블 / 수치 */
.usage-stat-label,
.usage-stat-value {
  font-family: 'yesTitle', var(--font-sans);
}

/* API 키 카드 타이틀 */
.key-card-service-name,
.key-card-danger-title {
  font-family: 'yesTitle', var(--font-sans);
}

/* 탭 버튼 */
.detail-tab-btn {
  font-family: 'yesTitle', var(--font-sans);
}
/* ── Explorer 페이지 yesTitle 적용 ───────────────────────── */
.explorer-group-title,
.explorer-form-title,
.explorer-endpoint-item .ep-path,
.explorer-param-row label,
.explorer-endpoint-title h2 {
  font-family: 'yesTitle', var(--font-sans);
}

/* ── Docs 우측 패널(TOC) yesTitle 적용 ──────────────────── */
.toc-title,
.toc-nav a,
.toc-nav .toc-sub a,
.code-block-header .code-lang {
  font-family: 'yesTitle', var(--font-sans);
}

/* ── param-name, response-status yesTitle 적용 ──────────── */
.param-name,
.response-status,
.api-detail-subtitle {
  font-family: 'yesTitle', var(--font-sans);
}