/* ============================================================
   page_board_style.css — 게시판 모듈 전용 스타일
   PHP 대응 가이드: 13.4 (모듈 전용 CSS)

   첨부 board.css에서 "게시판 전용" 부분만 추출했습니다.
   공통 스타일(reset, tokens, btn, header, nav, footer, section,
   container 등)은 style_index.css에 이미 정의되어 있으므로 제외합니다.

   포함 범위:
     - section-head--left (좌측 정렬 섹션 헤더 변형)
     - a11y-hidden (접근성 숨김 유틸)
     - board-hero / status-card / status-list
     - board-panel / board-toolbar / board-search / form-control
     - board-filter / filter-chip
     - board-table / table-badge / board-list-mobile / mobile-post-card
     - pagination
     - editor-form / form-field
     - view-post / attachment-box / post-nav
============================================================ */

/* 좌측 정렬 섹션 헤더 (게시판에서 사용하는 변형) */
.section-head--left {
  margin-left: 0;
  margin-right: 0;
  text-align: left;
}

/* 접근성 숨김 (스크린리더 전용) — 원본 board.css와 동일 */
.a11y-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  border: 0 !important;
}

/* =========================
   Board Hero
========================= */
.board-hero {
  padding: 52px 0 30px;
}

.board-hero__panel {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  gap: 40px;
  align-items: center;
  padding: 56px;
  border: 1px solid rgba(217, 226, 234, 0.92);
  border-radius: var(--radius-xl);
  background:
    linear-gradient(135deg, rgba(255,255,255,0.97), rgba(245,250,255,0.95)),
    linear-gradient(160deg, #f6fbf8 0%, #f5faff 100%);
  box-shadow: var(--shadow-md);
}

.board-hero__panel::before {
  content: "";
  position: absolute;
  top: -60px;
  right: -20px;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: rgba(31, 122, 82, 0.08);
}

.board-hero__panel::after {
  content: "";
  position: absolute;
  left: -48px;
  bottom: -56px;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: rgba(47, 128, 237, 0.08);
}

.board-hero__content,
.board-hero__status {
  position: relative;
  z-index: 1;
}

.board-hero__kicker {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 0 14px;
  border: 1px solid #d7e8de;
  border-radius: 999px;
  background: #fff;
  color: var(--color-primary-dark);
  font-size: 0.92rem;
  font-weight: 700;
}

.board-hero__title {
  margin-top: 18px;
  font-family: "Paperozi", "Pretendard", sans-serif;
  font-size: clamp(2.2rem, 4vw, 4rem);
  line-height: 1.14;
  letter-spacing: -0.045em;
  color: #102033;
}

.board-hero__title span {
  color: var(--color-secondary);
}

.board-hero__desc {
  max-width: 650px;
  margin-top: 20px;
  color: var(--color-text-2);
  font-size: 1.06rem;
}

.status-card {
  width: min(420px, 100%);
  margin: 12px auto 0;
  padding: 24px;
  border: 1px solid rgba(217, 226, 234, 0.95);
  border-radius: 24px;
  background: rgba(255,255,255,0.97);
  box-shadow: var(--shadow-sm);
}

.status-card strong {
  display: block;
  color: #13243a;
  font-size: 1.1rem;
}

.status-card > span {
  display: block;
  margin-top: 4px;
  color: var(--color-text-3);
  font-size: 0.92rem;
}

.status-list {
  margin-top: 18px;
}

.status-list li + li {
  margin-top: 14px;
}

.status-list em {
  display: inline-block;
  margin-bottom: 7px;
  color: #25384a;
  font-style: normal;
  font-size: 0.92rem;
  font-weight: 600;
}

.status-list i {
  display: block;
  height: 10px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
}

/* =========================
   Board Common Panels
========================= */
.board-panel {
  padding: 28px;
  border: 1px solid #dde7ef;
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: var(--shadow-sm);
}

.board-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.board-search {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: 1;
  flex-wrap: wrap;
}

.board-toolbar__meta {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.board-count {
  color: var(--color-text-2);
  font-size: 0.95rem;
  font-weight: 600;
}

.board-count strong {
  color: var(--color-secondary);
  font-size: 1rem;
}

.board-filter {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 20px;
}

.filter-chip {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0 14px;
  border: 1px solid #dbe5ee;
  border-radius: 999px;
  background: #fff;
  color: var(--color-text-2);
  font-size: 0.92rem;
  font-weight: 600;
  transition: all var(--transition);
}

.filter-chip:hover,
.filter-chip.is-active {
  border-color: #c8d9e5;
  background: #f2f7fb;
  color: var(--color-secondary);
}

/* form-control--grow: board 검색 툴바 전용 최소 너비 보강
   (.form-control / .form-field 기본 스타일은 style_index.css 전역 정의 사용) */
.form-control--grow {
  min-width: 220px;
}

/* =========================
   Table
========================= */
.board-table-wrap {
  margin-top: 20px;
  overflow-x: auto;
}

.board-table {
  width: 100%;
  min-width: 880px;
  border-collapse: collapse;
  border-top: 2px solid #173252;
}

.board-table thead th {
  padding: 16px 14px;
  border-bottom: 1px solid #dbe5ee;
  background: #f7fafc;
  color: #22364a;
  font-size: 0.94rem;
  font-weight: 700;
  text-align: center;
}

.board-table tbody td {
  padding: 18px 14px;
  border-bottom: 1px solid #e7edf2;
  color: var(--color-text-2);
  font-size: 0.95rem;
  text-align: center;
  vertical-align: middle;
}

.board-table tbody tr:hover {
  background: #fbfdff;
}

.board-table .is-title {
  text-align: left;
}

.board-table .is-title a {
  display: inline-block;
  color: #1f3147;
  font-weight: 600;
}

.board-table .is-title a:hover {
  color: var(--color-secondary);
}

.table-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 52px;
  min-height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  background: #eaf4ee;
  color: var(--color-primary-dark);
  font-size: 0.82rem;
  font-weight: 700;
}

.board-list-mobile {
  display: none;
  margin-top: 20px;
  gap: 14px;
}

.mobile-post-card {
  padding: 18px;
  border: 1px solid #dde7ef;
  border-radius: 18px;
  background: #fff;
  box-shadow: var(--shadow-xs);
}

.mobile-post-card__meta {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  color: var(--color-text-3);
  font-size: 0.88rem;
  font-weight: 600;
}

.mobile-post-card__title {
  display: block;
  margin-top: 10px;
  color: #1f3147;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.5;
}

.mobile-post-card__info {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 10px;
  color: var(--color-text-3);
  font-size: 0.88rem;
}

/* =========================
   Pagination
========================= */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 28px;
}

.pagination__link,
.pagination__arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 42px;
  height: 42px;
  padding: 0 10px;
  border: 1px solid #dbe5ee;
  border-radius: 12px;
  background: #fff;
  color: var(--color-text-2);
  font-size: 0.92rem;
  font-weight: 700;
}

.pagination__link.is-active,
.pagination__link:hover,
.pagination__arrow:hover {
  background: #f2f7fb;
  color: var(--color-secondary);
  border-color: #c9d8e4;
}

/* =========================
   Editor Form
========================= */
.editor-form {
  display: grid;
  gap: 20px;
}

.editor-form__row {
  display: grid;
  gap: 16px;
}

.editor-form__row--2col {
  grid-template-columns: repeat(2, 1fr);
}

.editor-form__actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  flex-wrap: wrap;
  padding-top: 30px;
  border-top: 1px solid #e7edf2;
}

/* =========================
   View Post
========================= */
.view-post {
  border-top: 2px solid #173252;
}

.view-post__header {
  padding: 26px 0 22px;
  border-bottom: 1px solid #dbe5ee;
}

.view-post__category {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.view-post__category em {
  color: var(--color-text-3);
  font-style: normal;
  font-size: 0.92rem;
  font-weight: 600;
}

.view-post__title {
  margin-top: 14px;
  color: #13243a;
  font-size: clamp(1.4rem, 2.2vw, 2rem);
  line-height: 1.35;
  font-weight: 800;
}

.view-post__meta {
  display: flex;
  gap: 16px 24px;
  flex-wrap: wrap;
  margin-top: 16px;
  color: var(--color-text-3);
  font-size: 0.92rem;
}

.view-post__meta strong {
  margin-right: 6px;
  color: #435566;
}

.view-post__body {
  padding: 28px 0;
  color: var(--color-text-2);
  font-size: 1rem;
  line-height: 1.9;
}

.view-post__body p + p {
  margin-top: 18px;
}

.attachment-box {
  padding: 18px 20px;
  border: 1px solid #dfe8ef;
  border-radius: 18px;
  background: #f9fbfd;
}

.attachment-box strong {
  display: block;
  color: #173252;
  font-size: 1rem;
}

.attachment-box ul {
  margin-top: 10px;
}

.attachment-box li + li {
  margin-top: 6px;
}

.attachment-box a {
  color: var(--color-secondary);
  font-size: 0.95rem;
  font-weight: 600;
}

.view-post__actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 24px;
}

.post-nav {
  margin-top: 24px;
  border-top: 1px solid #dbe5ee;
}

.post-nav__item {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 14px;
  padding: 18px 0;
  border-bottom: 1px solid #e7edf2;
}

.post-nav__label {
  color: #435566;
  font-size: 0.94rem;
  font-weight: 700;
}

.post-nav__title {
  color: var(--color-text-2);
  font-size: 0.96rem;
  font-weight: 600;
}

/* =========================
   Footer
========================= */
.site-footer {
  border-top: 1px solid #dce6ee;
  background: #fff;
}

.site-footer__inner {
  padding: 34px 0 40px;
}

.site-footer__brand strong {
  display: block;
  font-family: "Paperozi", "Pretendard", sans-serif;
  font-size: 1.05rem;
  color: #13243a;
}

.site-footer__brand span {
  display: block;
  margin-top: 4px;
  color: var(--color-text-3);
  font-size: 0.92rem;
}

.site-footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin-top: 18px;
}

.site-footer__links a {
  color: var(--color-text-2);
  font-weight: 600;
}

.site-footer__copy {
  margin-top: 16px;
  color: var(--color-text-3);
  font-size: 0.92rem;
}

/* =========================
   Responsive
========================= */
@media (max-width: 1180px) {
  .board-hero__panel {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 1024px) {
  .main-nav,
  .header-actions {
    display: none;
  }

  .mobile-menu-button {
    display: block;
  }

  .site-header__inner {
    min-height: 78px;
  }

  .editor-form__row--2col {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 860px) {
  .board-toolbar {
    flex-direction: column;
    align-items: stretch;
  }

  .board-toolbar__meta {
    justify-content: space-between;
  }

  .board-search {
    flex-direction: column;
    align-items: stretch;
  }

  .board-table-wrap {
    display: none;
  }

  .board-list-mobile {
    display: grid;
  }

  .post-nav__item {
    grid-template-columns: 1fr;
    gap: 8px;
  }
}

@media (max-width: 720px) {
  .utility-bar {
    display: none;
  }

  .container {
    width: min(var(--container), calc(100% - 24px));
  }

  .section {
    padding: 64px 0;
  }

  .board-hero {
    padding-top: 24px;
  }

  .board-hero__panel {
    padding: 28px 20px;
    gap: 28px;
    border-radius: 24px;
  }

  .board-hero__title {
    font-size: 2.2rem;
  }

  .board-hero__desc {
    font-size: 0.98rem;
  }

  .board-panel {
    padding: 20px 16px;
    border-radius: 22px;
  }

  .view-post__actions,
  .editor-form__actions {
    justify-content: stretch;
  }

  .view-post__actions .btn,
  .editor-form__actions .btn {
    flex: 1 1 calc(50% - 5px);
  }

  .site-footer__links {
    gap: 12px;
  }
}