/* ═══ common_new1/css/header.css ════════════════════
 * 사이트 헤더
 * - index 히어로 위(투명): 흰색 텍스트
 * - 스크롤(is-scrolled) · sub.html: 흰 배경 + 다크 텍스트
 * .site-header 배경/스크롤 전환은 style.css
 * ═══════════════════════════════════════════════ */

/* ─── 헤더 내부 레이아웃 ────────────────────── */

.site-header__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0px 0px;
  height: 100%;
  display: flex;
  align-items: center;
  gap: 24px;
}

/* ─── 브랜드 ──────────────────────────────────── */

.site-header__brand {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
  height: 100%;
  color: var(--ink-strong);
  transition: color var(--ease);
}

.site-header__brand-name {
  font-size: 1.4rem;
  font-weight: 500;
  letter-spacing: -0.03em;
  color: inherit;
  white-space: nowrap;
}
/* 로고 이미지: --brand-logo-w 로 너비 지정 (예: style="--brand-logo-w: 160px"), 상한 200px */
.site-header__brand-name img {
  display: block;
  width: var(--brand-logo-w, auto);
  max-width: 200px;
  height: auto;
  transition: filter 0.25s ease;
}
.site-header__brand-name strong {
  font-weight: 900;
  color: inherit;
  letter-spacing: -0.04em;
}

/* ─── 이전호 보기 드롭다운 ──────────────────── */

.vol-dropdown {
  position: relative;
  flex-shrink: 0;
}

.vol-dropdown__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  /* 좌우 패딩으로 폭을 키운다 — 목록(width:100%)도 함께 넓어져 항상 같은 너비 */
  padding: 6px 24px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--ink);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  white-space: nowrap;
  cursor: pointer;
  transition: border-color var(--ease), color var(--ease), background var(--ease);
}
.vol-dropdown__btn i {
  font-size: 0.72em;
  transition: transform 0.25s ease;
}
.vol-dropdown.is-open .vol-dropdown__btn i { transform: rotate(180deg); }
.vol-dropdown__btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.vol-dropdown__list {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  /* 버튼(.vol-dropdown)과 항상 같은 너비 — min-width 고정값 제거.
   * 넓히려면 .vol-dropdown__btn 의 padding-inline 을 조정할 것 (둘이 같이 넓어진다) */
  width: 100%;
  max-height: 340px;
  overflow-y: auto;
  /* 반투명 + 배경 블러 */
  background: rgba(255, 255, 255, 0.75);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: opacity 0.22s ease, visibility 0.22s ease, transform 0.22s ease;
  z-index: 300;
  text-align: center;
}
.vol-dropdown.is-open .vol-dropdown__list {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.vol-dropdown__list li a {
  display: block;
  padding: 9px 12px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--ink);
  border-bottom: 1px solid var(--border-light);
  /* 폭이 버튼 너비로 좁아졌으므로 줄바꿈 허용 (한글은 어절 단위로) */
  white-space: normal;
  word-break: keep-all;
  line-height: 1.4;
  transition: background var(--ease), color var(--ease);
}
.vol-dropdown__list li:last-child a { border-bottom: none; }
.vol-dropdown__list li a:hover {
  background: var(--surface-2);
  color: var(--ink-strong);
}

/* ─── 볼륨 셀렉터 ──────────────────────────── */

.vol-selector {
  position: relative;
  border: 1px solid var(--border-strong);
  background: transparent;
  color: var(--ink);
  width: fit-content;
  padding: 5px 26px 5px 12px;
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  cursor: pointer;
  flex-shrink: 0;
  white-space: nowrap;
  letter-spacing: -0.01em;
  user-select: none;
  transition: border-color var(--ease), background var(--ease), color var(--ease);
}
.vol-selector.is-hidden { display: none; }

.vol-selector::after {
  content: '';
  position: absolute;
  top: 50%;
  right: 10px;
  width: 6px; height: 6px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: translateY(-70%) rotate(45deg);
  transition: transform 0.25s ease;
  pointer-events: none;
}
.vol-selector.is-open::after {
  transform: translateY(-30%) rotate(225deg);
}

.vol-selector:hover {
  border-color: var(--accent);
  color: var(--accent);
}
.vol-selector:focus-visible {
  outline: 2px solid var(--accent-metal);
  outline-offset: 2px;
}

.vol-selector__list {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  background: #ffffff;
  color: var(--ink);
  min-width: max(100%, 180px);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  max-height: 0;
  overflow-y: auto;
  scroll-behavior: smooth;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: opacity 0.25s ease, visibility 0.25s ease, max-height 0.3s ease, transform 0.25s ease;
  box-shadow: var(--shadow-md);
  z-index: 300;
}

.vol-selector.is-open .vol-selector__list {
  max-height: 300px;
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.vol-selector__list li a {
  display: block;
  padding: 10px 14px;
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--ink);
  border-bottom: 1px solid var(--border-light);
  transition: background var(--ease), color var(--ease);
}
.vol-selector__list li:last-child a { border-bottom: none; }
.vol-selector__list li a:hover,
.vol-selector__list li[aria-selected="true"] a {
  background: var(--surface-2);
  color: var(--ink-strong);
}

/* ─── 데스크탑 내비게이션 ─────────────────── */

.site-header__nav {
  flex: 1;
  display: flex;
  justify-content: flex-end;
  height: 100%;
}

.site-header__nav-list {
  display: flex;
  height: 100%;
  gap: 0;
}

.site-header__nav-item {
  position: relative;
  height: 100%;
  display: flex;
  align-items: center;
}

.site-header__nav-link {
  display: inline-flex;
  align-items: center;
  height: 100%;
  padding: 0 18px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--ink-strong);
  white-space: nowrap;
  letter-spacing: -0.01em;
  position: relative;
  transition: color var(--ease);
}

.site-header__nav-link::after {
  content: '';
  position: absolute;
  bottom: 18px;
  left: 18px; right: 18px;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform var(--ease);
}
.site-header__nav-item:hover > .site-header__nav-link,
.site-header__nav-item.is-active > .site-header__nav-link {
  color: var(--hint-navy);
}
.site-header__nav-item:hover > .site-header__nav-link::after,
.site-header__nav-item.is-active > .site-header__nav-link::after {
  transform: scaleX(1);
}

/* 드롭다운 */
.site-header__dropdown {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 220px;
  background: #ffffff;
  border: 1px solid var(--border);
  border-top: 2px solid var(--accent);
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
  box-shadow: var(--shadow-md);
  z-index: 100;
  overflow: hidden;
}
.site-header__nav-item.has-dropdown:hover .site-header__dropdown { display: block; }

.site-header__dropdown-link {
  display: block;
  padding: 11px 18px;
  font-size: 1rem;
  font-weight: 500;
  color: var(--ink);
  border-bottom: 1px solid var(--border-light);
  white-space: nowrap;
  transition: background var(--ease), color var(--ease), padding-left var(--ease);
}
.site-header__dropdown-link:last-child { border-bottom: none; }
.site-header__dropdown-link:hover {
  background: var(--surface-2);
  color: var(--ink-strong);
  padding-left: 24px;
}
.site-header__dropdown-link.is-active { color: var(--ink-strong); font-weight: 700; }

/* ─── 우측 액션 ───────────────────────────── */

.site-header__actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  margin-left: auto;
}

.site-header__lang {
  display: inline-flex;
  align-items: stretch;
  border: 1px solid var(--border-strong);
  /* border-radius: var(--radius-sm); */
  overflow: hidden;
}

.site-header__lang-btn {
  padding: 7px 12px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--ink);
  background: transparent;
  border: none;
  white-space: nowrap;
  cursor: pointer;
  transition: background var(--ease), color var(--ease);
}

.site-header__lang-btn + .site-header__lang-btn {
  border-left: 1px solid var(--border-strong);
}

.site-header__lang-btn:hover {
  background: var(--surface-2);
}

.site-header__lang-btn.is-active {
  background: var(--accent);
  color: var(--ink-invert);
}

.site-header__pdf-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 14px;
  background: var(--accent);
  color: var(--ink-invert);
  border: 1px solid var(--accent);
  /* border-radius: var(--radius-sm); */
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.4px;
  text-transform: uppercase;
  white-space: nowrap;
  transition: background var(--ease), color var(--ease), border-color var(--ease);
}
/* display:inline-flex 가 [hidden] 을 덮어쓰므로 명시적으로 숨김 */
.site-header__pdf-btn[hidden] { display: none !important; }
/* 영문 모드: JS 이전·이후 모두 PDF 버튼 비표시 */
html[lang="en"] #headerPdfBtn,
html[lang="en"] .site-header__pdf-btn,
html[lang="en"] .header-drawer__action--ghost[data-pdf-link] { display: none !important; }
.site-header__pdf-btn:hover {
  background: transparent;
  color: var(--accent);
}

/* ─── 햄버거 ─────────────────────────────── */

.site-header__hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 36px; height: 36px;
  background: transparent;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  padding: 0;
  transition: border-color var(--ease), transform 0.35s ease;
}
.site-header__hamburger:hover { border-color: var(--accent); }
.site-header__hamburger span {
  display: block;
  width: 16px; height: 2px;
  background: var(--ink-strong);
  border-radius: 2px;
  transition: transform var(--ease), opacity var(--ease);
}
.site-header__hamburger.is-open { border-color: var(--accent); transform: rotate(180deg); }
.site-header__hamburger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.site-header__hamburger.is-open span:nth-child(2) { opacity: 0; }
.site-header__hamburger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ─── 모바일 드로어 ────────────────────────── */

.site-header__mobile-menu {
  position: fixed;
  top: 0; right: 0;
  width: 100%;
  height: 100vh;
  background: #ffffff;
  z-index: 190;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transform: translateX(0);
  transition: transform 0.3s ease;
}
.site-header__mobile-menu.is-hidden {
  transform: translateX(100%);
  pointer-events: none;
}

.site-header__mobile-nav {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  padding: 72px 0 32px;
}

.site-header__mobile-nav-item {
  border-bottom: 1px solid var(--border-light);
}
.site-header__mobile-nav-link {
  display: block;
  padding: 16px 28px;
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--ink-strong);
  transition: background var(--ease), color var(--ease);
}
.site-header__mobile-nav-link:hover  { background: var(--surface-2); }
.site-header__mobile-nav-link.is-active { color: var(--accent); }

.site-header__mobile-dropdown {
  background: var(--surface);
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}
.site-header__mobile-nav-item.has-children.is-open .site-header__mobile-dropdown {
  max-height: 600px;
}

.site-header__mobile-dropdown-link {
  display: block;
  padding: 12px 28px 12px 44px;
  font-size: 1.1rem;
  color: var(--ink-sub);
  border-top: 1px solid var(--border-light);
  transition: color var(--ease), background var(--ease);
}
.site-header__mobile-dropdown-link:hover  { color: var(--ink-strong); background: var(--surface-2); }
.site-header__mobile-dropdown-link.is-active { color: var(--accent); font-weight: 700; }

.site-header__mobile-nav-item.has-children > .site-header__mobile-nav-link::before {
  content: '';
  display: inline-block;
  width: 6px; height: 6px;
  margin-right: 10px;
  border-right: 1.5px solid var(--ink-sub);
  border-bottom: 1.5px solid var(--ink-sub);
  transform: rotate(-45deg);
  transition: transform 0.25s ease;
}
.site-header__mobile-nav-item.has-children.is-open > .site-header__mobile-nav-link::before {
  transform: rotate(45deg);
  border-color: var(--accent);
}

/* 모바일 오버레이 */
.site-header__overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  z-index: 180;
  opacity: 1;
  transition: opacity 0.3s ease;
}
.site-header__overlay.is-hidden {
  opacity: 0;
  pointer-events: none;
}

.site-header__mobile-close {
  position: absolute;
  top: 16px; right: 16px;
  width: 34px; height: 34px;
  color: var(--ink-strong);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color var(--ease), transform var(--ease);
  z-index: 10;
}
.site-header__mobile-close:hover {
  color: var(--accent);
  transform: rotate(90deg);
}
.site-header__mobile-close svg { width: 22px; height: 22px; }

/* ─── 헤더 텍스트 모드 ───────────────────────────
 * index 히어로 위(투명): 흰색 텍스트
 * 스크롤(is-scrolled) · sub.html: 흰 배경 + 다크 텍스트
 * ───────────────────────────────────────────── */

/* sub — 처음부터 솔리드 헤더 */
body:has(.sub-main) .site-header {
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: saturate(180%) blur(10px);
  -webkit-backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
}

/* index — 히어로 위 투명 헤더: 흰색 텍스트 */
body:not(:has(.sub-main)) .site-header:not(.is-scrolled) .site-header__brand,
body:not(:has(.sub-main)) .site-header:not(.is-scrolled) .site-header__brand-name,
body:not(:has(.sub-main)) .site-header:not(.is-scrolled) .site-header__brand-name strong {
  color: #ffffff;
}
/* 로고 이미지 → 흰색 (스크롤 시 is-scrolled로 필터 해제 = 원본색) */
body:not(:has(.sub-main)) .site-header:not(.is-scrolled) .site-header__brand-name img {
  filter: brightness(0) invert(1);
}

body:not(:has(.sub-main)) .site-header:not(.is-scrolled) .site-header__nav-link {
  color: rgba(255, 255, 255, 0.92);
}

body:not(:has(.sub-main)) .site-header:not(.is-scrolled) .site-header__nav-item:hover > .site-header__nav-link,
body:not(:has(.sub-main)) .site-header:not(.is-scrolled) .site-header__nav-item.is-active > .site-header__nav-link {
  color: #ffffff;
}

body:not(:has(.sub-main)) .site-header:not(.is-scrolled) .site-header__nav-link::after {
  background: #ffffff;
}

body:not(:has(.sub-main)) .site-header:not(.is-scrolled) .vol-selector {
  color: rgba(255, 255, 255, 0.92);
  border-color: rgba(255, 255, 255, 0.45);
}

body:not(:has(.sub-main)) .site-header:not(.is-scrolled) .vol-selector:hover {
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.85);
  background: rgba(255, 255, 255, 0.08);
}

/* 이전호 보기 — 투명 헤더 위 가독성 */
body:not(:has(.sub-main)) .site-header:not(.is-scrolled) .vol-dropdown__btn {
  color: #ffffff;
  background: rgba(0, 0, 0, 0.22);
  border-color: rgba(255, 255, 255, 0.55);
}
body:not(:has(.sub-main)) .site-header:not(.is-scrolled) .vol-dropdown__btn:hover {
  background: rgba(255, 255, 255, 0.16);
  border-color: #ffffff;
  color: #ffffff;
}

/* 다국어 토글 — 투명 헤더(다크/사진 배경) 위 가독성: 흰 글자 + 반투명 다크 칩 */
body:not(:has(.sub-main)) .site-header:not(.is-scrolled) .site-header__lang {
  background: rgba(0, 0, 0, 0.22);
  border-color: rgba(255, 255, 255, 0.55);
}
body:not(:has(.sub-main)) .site-header:not(.is-scrolled) .site-header__lang-btn {
  color: #ffffff;
}
body:not(:has(.sub-main)) .site-header:not(.is-scrolled) .site-header__lang-btn + .site-header__lang-btn {
  border-left-color: rgba(255, 255, 255, 0.4);
}
body:not(:has(.sub-main)) .site-header:not(.is-scrolled) .site-header__lang-btn:hover {
  background: rgba(255, 255, 255, 0.16);
}
body:not(:has(.sub-main)) .site-header:not(.is-scrolled) .site-header__lang-btn.is-active {
  background: #ffffff;
  color: var(--ink-strong);
}

body:not(:has(.sub-main)) .site-header:not(.is-scrolled) .site-header__pdf-btn {
  background: rgba(0, 0, 0, 0.28);
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.65);
}

body:not(:has(.sub-main)) .site-header:not(.is-scrolled) .site-header__pdf-btn:hover {
  background: rgba(255, 255, 255, 0.16);
  color: #ffffff;
  border-color: #ffffff;
}

body:not(:has(.sub-main)) .site-header:not(.is-scrolled) .site-header__hamburger {
  border-color: rgba(255, 255, 255, 0.45);
}

body:not(:has(.sub-main)) .site-header:not(.is-scrolled) .site-header__hamburger span {
  background: #ffffff;
}

body:not(:has(.sub-main)) .site-header:not(.is-scrolled) .site-header__hamburger:hover {
  border-color: rgba(255, 255, 255, 0.85);
}

/* ─── 반응형 ───────────────────────────────── */

@media (max-width: 1024px) {
  .site-header__nav       { display: none; }
  .site-header__hamburger { display: flex; }
  .site-header__inner     { padding: 0 20px; gap: 16px; }
}

@media (max-width: 768px) {
  .site-header__brand-name { font-size: 1.3rem; }
  .vol-selector            { display: none; }
  .site-header__pdf-btn span { display: none; }
  .site-header__pdf-btn    { padding: 7px 10px; }
}

/* ═══════════════════════════════════════════════
 * 구독신청 버튼 · 목차 메뉴(세로바 3개) · 목차 드로어
 * ═══════════════════════════════════════════════ */

/* ─── 구독신청 ─────────────────────────────── */

.site-header__subscribe-btn {
  display: inline-flex;
  align-items: center;
  padding: 6px 14px;
  border: 1px solid var(--border-strong);
  background: transparent;
  color: var(--ink);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  white-space: nowrap;
  transition: border-color var(--ease), color var(--ease), background var(--ease);
}
.site-header__subscribe-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* ─── 헤더 우측 버튼 높이 통일 ───────────────
 * 언어 토글 / 구독신청 / PDF / 목차 메뉴가 모두 같은 높이가 되도록
 * --hdr-btn-h 하나로 묶는다. (기존엔 40 / 40 / 37 / 34px 로 제각각이었음) */

.site-header__actions { --hdr-btn-h: 40px; }
.site-header__lang,
.site-header__subscribe-btn,
.site-header__pdf-btn,
.site-header__menu-btn {
  height: var(--hdr-btn-h);
  box-sizing: border-box;
}
.site-header__lang-btn { height: 100%; }
.site-header__subscribe-btn,
.site-header__pdf-btn { padding-block: 0; }

/* ─── 목차 메뉴 버튼 (가로바 3개) ─────────── */

.site-header__menu-btn {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  width: 40px;
  padding: 0;
  background: transparent;
  border: 1px solid var(--border-strong);
  cursor: pointer;
  transition: border-color var(--ease), background var(--ease);
}
.site-header__menu-btn[hidden] { display: none; }
.site-header__menu-btn span {
  display: block;
  width: 16px;
  height: 2px;
  background: var(--ink-strong);
  border-radius: 1px;
  transition: background var(--ease);
}
.site-header__menu-btn:hover { border-color: var(--accent); }
.site-header__menu-btn:hover span { background: var(--accent); }
.site-header__menu-btn:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}
.site-header__menu-btn[aria-expanded="true"] { border-color: var(--accent); }
.site-header__menu-btn[aria-expanded="true"] span { background: var(--accent); }

/* index 히어로 위(투명 헤더) — 흰색 아이콘 */
body:not(:has(.sub-main)) .site-header:not(.is-scrolled) .site-header__menu-btn span {
  background: #ffffff;
}
body:not(:has(.sub-main)) .site-header:not(.is-scrolled) .site-header__menu-btn {
  border-color: rgba(255, 255, 255, 0.55);
}
body:not(:has(.sub-main)) .site-header:not(.is-scrolled) .site-header__subscribe-btn {
  border-color: rgba(255, 255, 255, 0.55);
  color: #ffffff;
}
body:not(:has(.sub-main)) .site-header:not(.is-scrolled) .site-header__subscribe-btn:hover {
  border-color: #ffffff;
  background: rgba(255, 255, 255, 0.12);
}

/* ─── 오버레이 ─────────────────────────────── */

.header-drawer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(4, 18, 36, 0.5);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.32s ease, visibility 0.32s ease;
  z-index: 480;
}
.header-drawer-overlay.is-open { opacity: 1; visibility: visible; }

/* ─── 드로어 (우 → 좌 슬라이드, 세로 전체) ── */

.header-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(500px, 88vw);
  height: 100vh;
  height: 100dvh;
  display: flex;
  flex-direction: column;
  background: #ffffff;
  /* 닫힘 상태에서는 그림자를 끈다.
   * 드로어는 right:0 + translateX(100%) 라 왼쪽 모서리가 뷰포트 우측 끝에 걸쳐 있어서,
   * 그림자를 켜두면 본문 오른쪽으로 48px 번져 그라데이션 띠처럼 보인다. */
  box-shadow: none;
  transform: translateX(100%);
  transition: transform 0.34s cubic-bezier(0.4, 0, 0.2, 1),
              box-shadow 0.34s ease;
  z-index: 490;
  overscroll-behavior: contain;
}
.header-drawer.is-open {
  transform: translateX(0);
  box-shadow: -18px 0 48px rgba(4, 18, 36, 0.18);
}
.header-drawer:focus { outline: none; }

@media (prefers-reduced-motion: reduce) {
  .header-drawer { transition: none; }
  .header-drawer-overlay { transition: none; }
}

.header-drawer__head {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: var(--header-h, 72px);
  padding: 0 18px 0 26px;
  border-bottom: 1px solid var(--border-light);
}
.header-drawer__kicker {
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  color: var(--kvic-navy);
}
.header-drawer__close {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: transparent;
  border: 1px solid var(--border-strong);
  color: var(--ink-strong);
  cursor: pointer;
  transition: border-color var(--ease), color var(--ease);
}
.header-drawer__close:hover { border-color: var(--accent); color: var(--accent); }
.header-drawer__close:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.header-drawer__scroll {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
  padding: 12px 0;
}

.header-drawer__foot {
  flex-shrink: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  padding: 14px 18px calc(14px + env(safe-area-inset-bottom, 0px));
  border-top: 1px solid var(--border-light);
}
.header-drawer__action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 12px;
  background: var(--accent);
  color: var(--ink-invert);
  border: 1px solid var(--accent);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  text-align: center;
  transition: background var(--ease), color var(--ease);
}
.header-drawer__action:hover { background: transparent; color: var(--accent); }
.header-drawer__action--ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--border-strong);
}
.header-drawer__action--ghost[hidden] { display: none !important; }
.header-drawer__action--ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: transparent;
}

/* ─── 드로어 안의 toc-card (라이트 테마 강제) ── */

.header-drawer .toc-card {
  /* 각 호에서 히어로의 목차 카드를 `.toc-card { display:none }` 으로 숨기는 경우가 있는데,
   * 드로어도 같은 클래스를 재사용하므로 여기서 표시를 되살려 준다.
   * (이게 없으면 메뉴를 눌러도 목록이 안 보인다) */
  display: block;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: var(--ink-strong);
  box-shadow: none;
  -webkit-backdrop-filter: none;
  backdrop-filter: none;
  padding-bottom: 0;
  overflow: visible;
}
.header-drawer .toc-card__list li + li { border-top-color: var(--border-light); }
.header-drawer .toc-card__item:hover,
.header-drawer .toc-card__item:focus-visible { background: var(--surface-2); }
.header-drawer .toc-card__number { color: var(--kvic-navy); }
/* 드로어는 폭이 좁으므로 제목/설명을 말줄임 대신 줄바꿈시킨다
 * (기본 toc-card 는 히어로 카드 기준이라 nowrap + ellipsis) */
.header-drawer .toc-card__item {
  min-height: 0;
  padding: 12px 20px;
  align-items: start;
}
.header-drawer .toc-card__number { padding-top: 3px; }
.header-drawer .toc-card__body strong {
  white-space: normal;
  overflow: visible;
  text-overflow: clip;
  font-size: 1.02rem;
  line-height: 1.42;
}
.header-drawer .toc-card__body em {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  white-space: normal;
  overflow: hidden;
  margin-top: 2px;
  font-size: 0.8rem;
  line-height: 1.45;
  color: var(--ink-sub);
}
.header-drawer .toc-card__chevron { align-self: center; }
.header-drawer .toc-card__chevron { color: var(--ink-faint); }
.header-drawer .toc-card__item.is-active { background: var(--surface-2); }
.header-drawer .toc-card__item.is-active .toc-card__body strong { color: var(--accent); }

/* 드로어 열림 동안 배경 스크롤 잠금
 * body 를 position:fixed 로 고정하고 top 에 -scrollY 를 인라인으로 넣어
 * 화면 위치를 유지한다. overflow:hidden 만으로는 iOS Safari 에서
 * 배경이 함께 밀리는 문제가 남기 때문. 스크롤바 폭은 JS 가 padding 으로 보정. */
html.is-drawer-open { overflow: hidden; }
body.is-drawer-open {
  position: fixed;
  left: 0;
  right: 0;
  width: 100%;
  overflow: hidden;
}

/* ─── 반응형 ───────────────────────────────── */

@media (max-width: 900px) {
  .vol-dropdown { display: none; }
}

@media (max-width: 768px) {
  .site-header__subscribe-btn { display: none; }
  .header-drawer__head { padding-left: 18px; }
  .site-header__brand-name img {
    max-width: 150px;
    height: auto;
  }  
}

@media (max-width: 430px) {
  .site-header__actions { gap: 6px; }
  .site-header__lang-btn { padding: 7px 8px; font-size: 0.8rem; }
  .header-drawer { width: min(340px, 92vw); }
  .header-drawer__foot { grid-template-columns: 1fr; }
}