/* 首页与详情沿用 skill-library-preview.html 的布局、字号和配色。 */
#skill-library {
  margin: 0;
  min-height: 100vh;
  color-scheme: light;
  --paper: #f6f6f4;
  --surface: #fff;
  --ink: #111;
  --secondary-ink: #666;
  --line: #e8e8e6;
  --brand: #1a1a1a;
  --brand-soft: #f4f4f2;
  background: white;
  color: var(--ink);
  font: 14px/1.5 -apple-system, BlinkMacSystemFont, "PingFang SC", "Segoe UI", sans-serif;
  text-align: left;
}
#skill-library *, #skill-library *::before, #skill-library *::after { box-sizing: border-box; }
#skill-library h1, #skill-library h2, #skill-library h3, #skill-library p { margin: 0; }
#skill-library button, #skill-library input, #skill-library textarea, #skill-library select { font: inherit; color: inherit; }
#skill-library button { cursor: pointer; }
#skill-library a { color: inherit; text-decoration: none; }
#skill-library :focus-visible { outline: 2px solid #285b97; outline-offset: 2px; }
#skill-library .library-hero { min-height: 300px; color: white; background-color: #0b0b0b; background-image: linear-gradient(90deg, #0a0a0a78, transparent 85%), url("./hero.jpg"); background-size: cover; background-position: center 52%; }
#skill-library .hero-content, #library-catalog { max-width: 1200px; margin: 0 auto; padding-inline: 6vw; }
#skill-library .hero-content { padding-top: 34px; padding-bottom: 24px; }
#skill-library .deck-caption, #skill-library .deck-id, #skill-library pre { font-family: "SF Mono", ui-monospace, Menlo, monospace; }
#skill-library .deck-caption { font-size: 12px; letter-spacing: 2px; color: #ff5a38; margin-bottom: 22px; }
#skill-library .library-hero h1 { font-size: clamp(30px, 4.5vw, 46px); font-weight: 800; line-height: 1.25; }
#skill-library .library-hero em { font-style: normal; color: #ff5a38; }
#skill-library .library-hero p { margin-top: 18px; font-size: 13px; line-height: 1.9; color: #ddd; }
#skill-library .deck-stats { display: flex; gap: 56px; margin-top: 32px; }
#skill-library .deck-stats b { display: block; font: 700 36px/1.17 "DIN Alternate", "Avenir Next Condensed", ui-monospace, monospace; letter-spacing: 1px; }
#skill-library .deck-stats span { font-size: 11px; letter-spacing: 1px; }
#library-catalog { padding-bottom: 32px; }
#skill-library .deck-section-head { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 8px 16px; margin: 30px 0 16px; }
#skill-library .deck-section-head h2 { font-size: 22px; font-weight: 700; }
#skill-library .deck-actions, #skill-library .detail-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 8px; }
#skill-library .detail-close { display: grid; place-items: center; width: 30px; height: 30px; border: 1px solid #e5e5e5; border-radius: 50%; background: white; font-size: 19px; line-height: 1; }
#skill-library .detail-close:hover { background: var(--paper); }
#skill-library .deck-actions input { width: 130px; border: 1px solid var(--line); border-radius: 999px; padding: 5px 10px; font-size: 12px; }
#skill-library .deck-skill { background: white; border: 1px solid var(--line); border-radius: 12px; min-width: 0; }
#skill-library .deck-title { display: block; max-width: 100%; background: none; border: 0; padding: 0; text-align: left; font-size: inherit; font-weight: inherit; overflow-wrap: anywhere; }
#skill-library .deck-id { margin-top: 3px; color: #72726e; font-size: 10px; overflow-wrap: anywhere; }
#skill-library .deck-description { color: #666; overflow-wrap: anywhere; }
#skill-library .deck-download { border: 0; border-radius: 999px; padding: 3px 10px; background: #e3e3e0; color: #555; font-size: 11px; }
#skill-library .deck-download { display: inline-flex; align-items: center; gap: 4px; }
#skill-library .filter-row { display: flex; gap: 4px; padding: 6px; margin-bottom: 24px; overflow-x: auto; border-radius: 999px; background: var(--brand-soft); }
#skill-library .filter-row button { flex: none; border: 0; background: transparent; color: #666; font-size: 13px; padding: 7px 16px; border-radius: 999px; }
#skill-library .filter-row button[aria-pressed=true] { background: white; color: #111; font-weight: 600; box-shadow: 0 1px 3px #00000014; }
#skill-library .resource-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
#skill-library .deck-skill { display: flex; flex-direction: column; cursor: pointer; padding: 18px 20px; }
#skill-library .deck-skill:hover { box-shadow: 0 4px 16px #0000000f; }
#skill-library .deck-skill h3 { font-size: 15.5px; font-weight: 700; }
#skill-library .deck-skill .deck-description { font-size: 12.5px; line-height: 1.75; margin: 10px 0 12px; }
#skill-library .deck-card-foot { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-top: auto; }
#skill-library .deck-category { color: #1d4ed8; font-size: 12px; font-weight: 600; }
#skill-library .deck-category[data-kind="用户研究"] { color: #7e22ce; }
#skill-library .deck-category[data-kind="数据分析"] { color: #0f766e; }
#skill-library .deck-category[data-kind="协作效率"] { color: #c2410c; }
#skill-library .library-button { display: inline-flex; align-items: center; gap: 5px; padding: 4px 10px; border: 1px solid #ddd; border-radius: 999px; background: white; color: #555; font-size: 12px; white-space: nowrap; }
#skill-library .library-button.primary { color: white; background: #1a1a1a; border-color: #1a1a1a; }

/* 模态详情使用参考页的顶部操作区和左侧文件列表。 */
.library-detail { width: min(1150px, 94vw); max-width: none; height: min(86vh, 860px); max-height: none; padding: 0; border: 0; border-radius: 16px; overflow: hidden; color: var(--ink); background: white; box-shadow: 0 24px 80px #0005; }
.library-detail[open], .detail-content { display: flex; flex-direction: column; }
.detail-content { flex: 1; min-height: 0; }
.library-detail::backdrop { background: #0f0f0f8c; backdrop-filter: blur(3px); }
#skill-library .detail-top { display: flex; justify-content: space-between; gap: 8px; align-items: center; border-bottom: 1px solid #ececea; padding: 12px 24px; }
#skill-library .detail-workspace { display: flex; flex: 1; min-height: 0; }
#skill-library .file-list { width: 230px; flex-shrink: 0; padding: 20px 14px; border-right: 1px solid #ececea; overflow: auto; }
#skill-library .file-list h1 { font-size: 16px; margin: 0 6px 9px; overflow-wrap: anywhere; }
#skill-library .detail-category { margin: 0 6px 15px; }
#skill-library .detail-files > summary { margin: 0 6px 6px; font-size: 12px; color: #666; cursor: pointer; }
/* 目录保留原生展开箭头，用竖线和缩进标示子文件的层级。 */
#skill-library .file-folder > summary,
#skill-library .file-list button { padding: 6px 8px; border-radius: 8px; font-size: 12.5px; line-height: 1.5; overflow-wrap: anywhere; }
#skill-library .file-folder > summary { cursor: pointer; }
#skill-library .file-folder > summary::marker { color: #767676; }
#skill-library .file-folder > summary:hover { background: var(--brand-soft); }
#skill-library .folder-contents { margin-inline-start: 14px; padding-inline-start: 8px; border-inline-start: 1px solid var(--line); }
#skill-library .file-list button { display: block; text-align: left; width: 100%; border: 0; background: none; }
#skill-library .file-list button[aria-pressed=true], #skill-library .file-list button:hover { background: var(--brand-soft); }
#skill-library .file-list button[aria-pressed=true] { font-weight: 600; }
#skill-library .preview-pane { flex: 1; min-width: 0; padding: 36px 48px; overflow: auto; }
#skill-library .preview-pane h2 { font-size: 19px; padding-bottom: 8px; }
#skill-library .preview-pane p { font-size: 13.5px; line-height: 1.9; margin-bottom: 15px; }
#skill-library .preview-pane pre { background: var(--paper); border-radius: 10px; padding: 16px 18px; font-size: 12px; white-space: pre-wrap; overflow-wrap: anywhere; }
#skill-library .deck-markdown { overflow-wrap: anywhere; }
#skill-library .deck-markdown h2 { font-size: 24px; border-bottom: 1px solid #eee; margin-bottom: 14px; }
#skill-library .deck-markdown h3 { font-size: 19px; border-bottom: 1px solid #f0f0ee; padding-bottom: 8px; margin: 24px 0 12px; }
#skill-library .deck-markdown ul, #skill-library .deck-markdown ol { padding-left: 22px; margin: 10px 0; font-size: 13.5px; line-height: 1.85; }
#skill-library .preview-pane .markdown-file { margin-bottom: 10px; }
#skill-library .preview-pane .markdown-file h2 { color: #666; font-size: 11px; font-weight: 400; padding: 0; font-family: ui-monospace, Menlo, monospace; }
#skill-library .file-tools { display: flex; justify-content: space-between; align-items: center; gap: 8px; }
@media (max-width: 900px) {
  #skill-library .resource-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 700px) {
  #skill-library .library-hero { min-height: 268px; }
  #skill-library .hero-content { padding-top: 26px; }
  #skill-library .deck-stats { gap: 30px; }
  #skill-library .deck-stats b { font-size: 30px; }
  .library-detail { width: 100%; height: 100dvh; border-radius: 0; }
  #skill-library .detail-top { padding: 10px 14px; }
  #skill-library .detail-workspace { flex-direction: column; }
  #skill-library .file-list { width: 100%; max-height: 40%; padding: 10px 14px; border-right: 0; border-bottom: 1px solid #ececea; }
  #skill-library .detail-category { margin-bottom: 5px; }
  #skill-library .preview-pane { padding: 18px 16px; }
}
@media (max-width: 640px) {
  #skill-library .resource-grid { grid-template-columns: minmax(0, 1fr); }
  #skill-library .detail-top > .deck-id { display: none; }
  #skill-library .deck-actions { gap: 5px; }
}
#skill-library [hidden] { display: none !important; }
#skill-library .deck-skill { position: relative; }
#skill-library .deck-title::after { content: ""; position: absolute; inset: 0; }
#skill-library .deck-title:hover { text-decoration: underline; text-underline-offset: 3px; }
#skill-library .deck-download { position: relative; z-index: 1; }
#skill-library .deck-download:hover,
#skill-library .deck-skill:hover .deck-download { background: var(--brand); color: white; }
#skill-library .deck-download:focus-visible { outline-offset: 3px; }
#skill-library .library-button:hover { background: var(--brand-soft); }
#skill-library .library-button.primary:hover { background: #383838; }
#skill-library .deck-title:focus-visible::after { outline: 2px solid #285b97; outline-offset: 2px; border-radius: 12px; }
#skill-library .visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
#skill-library .empty-state { color: var(--secondary-ink); border: 1px dashed var(--line); border-radius: 9px; padding: 17px; }
#skill-library .sample-note { color: var(--secondary-ink); font-size: 11px; margin-top: 18px; }
#skill-library .standalone { min-height: 100vh; background: #777; }
#skill-library .standalone .library-detail[open] { position: fixed; inset: 0; margin: auto; }
#skill-library .detail-top > .deck-id { min-width: 0; }
#skill-library .detail-actions { justify-content: flex-end; margin-left: auto; }
#skill-library .detail-close { flex: none; }
#skill-library .preview-pane .copy-status { margin-bottom: 6px; }
#skill-library .copy-status:empty { display: none; }
#skill-library .copy-fallback { width: min(100%, 440px); margin-bottom: 12px; }
#skill-library .preview-pane a { color: #245792; text-decoration: underline; }
#skill-library .preview-pane .library-button { color: #555; text-decoration: none; }
#skill-library .deck-markdown h1 { font-size: 24px; border-bottom: 1px solid #eee; margin-bottom: 14px; padding-bottom: 8px; }
#skill-library .deck-markdown p { margin-block: 10px; }
#skill-library .deck-markdown pre, #skill-library .deck-markdown table { max-width: 100%; overflow: auto; }
#skill-library .deck-markdown table { display: block; border-collapse: collapse; }
#skill-library .deck-markdown td, #skill-library .deck-markdown th { border: 1px solid var(--line); padding: 6px 10px; }
#skill-library:has(.library-detail:modal) { overflow: hidden; }
#skill-library .not-found { padding: 32px 6vw; }