/* 자료실 목록·상세: /business, /about 과 같은 절제된 활자·괘선 체계. */
.board-page {
    --board-ink: #0f172a;
    --board-muted: #475569;
    --board-blue: #0369a1;
    --board-rule: #e2e8f0;
    padding: 56px 0 88px;
    color: var(--board-ink);
    background: #fff;
    word-break: keep-all;
    overflow-wrap: anywhere;
}
.board-page .container { max-width: 1200px; padding-inline: 32px; }
.board-page h1 { color: var(--board-ink); font-weight: 700; }
.board-page a { transition: color 160ms ease, background-color 160ms ease; }
.board-page a:focus-visible, .board-page button:focus-visible { outline: 2px solid var(--board-blue); outline-offset: 4px; }
.board-page .btn { padding: 9px 16px; border-radius: 3px; font-size: 14px; font-weight: 500; box-shadow: none; }
.board-page .btn-primary { border-color: var(--board-blue); background: var(--board-blue); }
.board-page .btn-primary:hover { border-color: #075985; background: #075985; }
.board-page .btn-secondary { border-color: var(--board-rule); background: #fff; color: var(--board-ink); }
.board-page .btn-secondary:hover { border-color: var(--board-ink); background: #fff; color: var(--board-ink); }
.board-text-link { display: inline-flex; align-items: baseline; gap: 8px; color: var(--board-blue); font-size: 14px; font-weight: 500; line-height: 1.8; text-decoration: underline; text-decoration-color: #94a3b8; text-underline-offset: 5px; }
.board-text-link:hover { color: var(--board-ink); text-decoration-color: currentColor; }

/* 목록 머리 */
.board-header { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; margin-bottom: 28px; }
.board-header h1 { margin: 0; font-size: 34px; line-height: 1.3; letter-spacing: -1.2px; }
.board-header p { margin: 10px 0 0; color: var(--board-muted); font-size: 15px; line-height: 1.7; }
.board-actions { display: flex; flex-shrink: 0; gap: 8px; }

/* 카테고리 */
.board-categories { display: flex; flex-wrap: wrap; gap: 0 28px; border-top: 2px solid var(--board-ink); border-bottom: 1px solid var(--board-rule); }
.board-categories a { display: inline-flex; align-items: center; min-height: 50px; margin-bottom: -1px; border-bottom: 2px solid transparent; color: var(--board-muted); font-size: 14px; font-weight: 500; }
.board-categories a:hover { color: var(--board-blue); }
.board-categories a[aria-current="page"] { border-bottom-color: var(--board-ink); color: var(--board-ink); }

/* 검색과 자료 목록 */
.board-tools { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 24px 0 18px; }
.board-result { margin: 0; color: var(--board-muted); font-size: 14px; }
.board-result strong { color: var(--board-ink); font-weight: 500; }
.board-result span { margin-left: 8px; color: var(--board-ink); font-weight: 600; white-space: nowrap; }
.board-search { display: flex; flex: 0 0 330px; border: 1px solid #94a3b8; border-radius: 3px; background: #fff; }
.board-search:focus-within { outline: 2px solid var(--board-blue); outline-offset: 2px; }
.board-search input { width: 100%; min-width: 0; height: 44px; padding: 10px 12px; border: 0; border-radius: 3px; color: var(--board-ink); background: transparent; font-size: 16px; outline: none; }
.board-search button { flex-shrink: 0; min-width: 60px; padding: 10px 14px; border: 0; border-left: 1px solid var(--board-rule); color: var(--board-ink); background: #f8fafc; font-size: 14px; }
.board-search button:hover { background: #e9eef3; }
.board-clear { display: inline-flex; align-items: center; gap: 12px; min-height: 44px; margin: -12px 0 8px; color: var(--board-blue); font-size: 14px; }
.board-resources { margin: 0; padding: 0; border-top: 1px solid var(--board-rule); list-style: none; }
.board-resources > li { border-bottom: 1px solid var(--board-rule); }
.board-resource { display: grid; grid-template-columns: 100px minmax(0, 1fr) 24px; gap: 20px; align-items: start; padding: 22px 12px; color: var(--board-ink); }
.board-resource:hover { background: #f8fafc; color: var(--board-blue); }
.board-resource-category { padding-top: 2px; color: var(--board-blue); font-size: 13px; line-height: 1.8; }
.board-resource-title { display: block; font-size: 17px; font-weight: 500; line-height: 1.6; }
.board-resource-meta { display: flex; flex-wrap: wrap; gap: 6px 18px; margin-top: 7px; color: var(--board-muted); font-size: 13px; font-variant-numeric: tabular-nums; }
.board-resource-meta i { margin-right: 3px; font-size: 11px; }
.board-resource-arrow { align-self: center; color: var(--board-muted); font-size: 20px; }
.board-empty { padding: 56px 0; color: var(--board-muted); text-align: center; }
.board-empty p { margin: 0 0 12px; }

/* 페이지 이동 */
.board-pagination { display: flex; flex-wrap: wrap; justify-content: center; gap: 4px; margin: 36px 0 0; padding: 0; list-style: none; }
.board-pagination a, .board-pagination span { display: inline-flex; align-items: center; justify-content: center; min-width: 44px; min-height: 44px; padding: 0 12px; border-radius: 3px; color: var(--board-muted); font-size: 14px; font-variant-numeric: tabular-nums; }
.board-pagination a:hover { color: var(--board-blue); background: #f8fafc; }
.board-pagination [aria-current="page"] { color: #fff; background: var(--board-ink); }

/* 상세 */
.board-post-head { padding-bottom: 22px; border-bottom: 1px solid var(--board-rule); }
.board-label { display: flex; flex-wrap: wrap; gap: 10px; margin: 0 0 18px; color: var(--board-blue); font-size: 14px; font-weight: 700; }
.board-label a { color: inherit; }
.board-label a:hover { text-decoration: underline; text-underline-offset: 4px; }
.board-label span { color: #94a3b8; }
.board-post-head h1 { margin: 0; font-size: clamp(26px, 3vw, 36px); line-height: 1.4; letter-spacing: -1.2px; }
.board-post-meta { display: flex; flex-wrap: wrap; gap: 6px 22px; margin: 16px 0 0; color: var(--board-muted); font-size: 14px; }
.board-downloads { margin-top: 24px; padding: 22px 24px; border: 1px solid var(--board-rule); background: #f8fafc; }
.board-downloads h2 { margin: 0 0 6px; color: var(--board-ink); font-size: 15px; font-weight: 600; }
.board-downloads h2 span { margin-left: 6px; color: var(--board-blue); }
.board-attachments { margin: 0; padding: 0; list-style: none; }
.board-attachments li + li { border-top: 1px solid var(--board-rule); }
.board-attachments a { display: flex; align-items: center; justify-content: space-between; gap: 20px; min-height: 64px; padding: 14px 0; color: var(--board-ink); }
.board-attachments a:hover .board-file-name { color: var(--board-blue); text-decoration: underline; text-underline-offset: 4px; }
.board-file-info { min-width: 0; }
.board-file-name { display: block; font-size: 15px; font-weight: 500; line-height: 1.6; }
.board-attachments .file-size { display: block; margin-top: 3px; color: var(--board-muted); font-size: 13px; }
.board-file-download { display: inline-flex; align-items: center; flex-shrink: 0; gap: 8px; min-height: 44px; color: var(--board-blue); font-size: 14px; }
.board-detail-page .container { max-width: 1040px; }
.board-note { margin: 24px 0 0; border-radius: 3px; }
.post-body { padding-top: 36px; font-size: 16px; line-height: 1.85; }
/* 글에 저장된 코드·표·이미지는 유지하면서 화면 밖으로 밀리지 않게 합니다. */
.board-page .post-body { min-width: 0; }
.board-page .post-body > div { max-width: 100% !important; padding-inline: 0 !important; }
.board-page .post-body img { max-width: 100% !important; height: auto !important; }
.board-page .post-body a { color: var(--board-blue) !important; text-decoration: underline !important; text-underline-offset: 3px; }
.board-page .post-body pre { position: relative; max-width: 100%; overflow-x: auto; padding: 18px 72px 18px 18px; border: 1px solid var(--board-rule); background: #f5f7f9; color: var(--board-ink); font-family: Consolas, 'Courier New', monospace; font-size: 14px; line-height: 1.7; }
.board-page .post-body .code-copy-btn { position: absolute; top: 8px; right: 8px; padding: 2px 10px; border: 1px solid var(--board-rule); border-radius: 4px; background: #fff; color: var(--board-muted, #64748b); font: 500 12px/1.6 var(--bs-body-font-family, sans-serif); cursor: pointer; }
.board-page .post-body .code-copy-btn:hover { color: var(--board-ink); border-color: var(--board-ink); }
.board-page .post-body table { display: block; max-width: 100% !important; overflow-x: auto; border-collapse: collapse; }
.board-page .post-body th, .board-page .post-body td { padding: 10px 12px; border: 1px solid var(--board-rule); }
.board-page .post-body th { background: #f5f7f9; }
.board-page .post-body h2, .board-page .post-body h3 { line-height: 1.5; }
.board-page .post-body [tabindex="0"]:focus-visible { outline: 2px solid var(--board-blue); outline-offset: 3px; }
.board-lock { max-width: 420px; padding: 36px 0; }
.board-lock p { margin: 0 0 18px; color: var(--board-muted); font-size: 15px; }
.board-lock .btn { margin-top: 16px; }
.board-post-foot { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-top: 56px; padding-top: 22px; border-top: 1px solid var(--board-rule); }
.board-admin { display: flex; gap: 8px; }

@media (max-width: 991.98px) {
    .board-page { padding: 44px 0 72px; }
}


@media (max-width: 575.98px) {
    .board-page { padding: 36px 0 64px; }
    .board-page .container { padding-inline: 22px; }
    .board-header { flex-direction: column; align-items: stretch; gap: 16px; margin-bottom: 22px; }
    .board-header h1 { font-size: 28px; }
    .board-header p { font-size: 14px; }
    .board-actions .btn { flex: 1; padding: 9px 10px; }
    .board-categories { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0 8px; }
    .board-categories a { justify-content: center; min-height: 44px; font-size: 13px; }
    .board-tools { flex-direction: column-reverse; align-items: stretch; gap: 18px; padding-top: 20px; }
    .board-search { flex-basis: auto; }
    .board-resource { grid-template-columns: minmax(0, 1fr) 18px; gap: 6px 12px; padding: 19px 0; }
    .board-resource-category { grid-column: 1; padding: 0; }
    .board-resource-content { grid-column: 1; }
    .board-resource-title { font-size: 16px; }
    .board-resource-arrow { grid-column: 2; grid-row: 1 / 3; }
    .board-downloads { padding: 18px 16px; }
    .board-attachments a { align-items: flex-start; flex-direction: column; gap: 4px; }
    .board-file-name { font-size: 14px; }
    .board-pagination { gap: 2px; }
    .board-pagination a, .board-pagination span { padding-inline: 10px; }
    .board-post-head h1 { font-size: 24px; letter-spacing: -.8px; }
    .board-post-meta { gap: 4px 14px; font-size: 13px; }
    .post-body { padding-top: 28px; font-size: 15px; }
    .board-post-foot { flex-direction: column; align-items: flex-start; }
}