/* ===================== 面包屑 ===================== */
.breadcrumb{display:flex;align-items:center;gap:.4rem;padding:1.5rem 0 .875rem;font-size:.71875rem;letter-spacing:.03em;color:var(--muted)}
.breadcrumb a{display:inline-flex;align-items:center;gap:.3rem;transition:color .22s}
.breadcrumb a:hover{color:var(--c-post)}
.breadcrumb svg{width:.75rem;height:.75rem;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round;opacity:.7}
.breadcrumb .sep{opacity:.4}
.breadcrumb .current{color:var(--ink);font-weight:500}

/* ===================== 文章头部 ===================== */
.article-head{padding:1.75rem 0 1.125rem;border-bottom:1px solid var(--line)}
.article-title{display:flex;align-items:flex-start;gap:.625rem;margin:0 0 1rem;font-family:var(--serif);font-size:clamp(1.5rem,3.6vw,2.125rem);font-weight:600;line-height:1.4;letter-spacing:.02em}
.title-text{min-width:0}
.article-meta{display:flex;align-items:center;flex-wrap:wrap;gap:.5rem .875rem;font-size:.75rem;color:var(--muted)}
.meta-item{display:inline-flex;align-items:center;gap:.3rem;white-space:nowrap}
.meta-item > svg{width:.8125rem;height:.8125rem;flex:0 0 auto;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;opacity:.8}
a.meta-item{color:var(--c-post);transition:opacity .22s}
a.meta-item:hover{opacity:.75}
.meta-cat{display:inline-flex;align-items:center;gap:.25rem}
.meta-cat a{color:var(--c-photo);transition:opacity .22s}
.meta-cat a:hover{opacity:.75}
.meta-cat .sep{color:rgba(31,31,31,.25)}

/* 同步平台 */
.sync-chip{position:relative;display:inline-flex;align-items:center;gap:.3rem;padding:.2rem .6rem;border-radius:999px;border:1px solid rgba(47,93,80,.22);background:rgba(47,93,80,.05);font-size:.6875rem;letter-spacing:.03em;color:var(--c-post);cursor:default;outline:none;transition:background .22s,border-color .22s}
.sync-chip:hover,.sync-chip:focus-within{background:rgba(47,93,80,.1);border-color:rgba(47,93,80,.35)}
.sync-chip > svg{width:.75rem;height:.75rem;flex:0 0 auto;fill:currentColor;opacity:.9}
.sync-popover{position:absolute;left:0;top:calc(100% + .625rem);z-index:80;width:20rem;max-width:calc(100vw - 2rem);padding:1rem 1.125rem 1.125rem;border:1px solid rgba(255,255,255,.8);border-radius:.75rem;background:rgba(255,255,255,.94);-webkit-backdrop-filter:blur(1.25rem) saturate(1.7);backdrop-filter:blur(1.25rem) saturate(1.7);box-shadow:0 1.5rem 3rem -1rem rgba(31,31,31,.4);opacity:0;visibility:hidden;transform:translateY(-.375rem);transition:opacity .24s,transform .24s,visibility .24s;text-align:left;font-size:.75rem;color:var(--ink);letter-spacing:normal;font-weight:normal;white-space:normal;cursor:default}
.sync-chip:hover .sync-popover,.sync-chip:focus-within .sync-popover{opacity:1;visibility:visible;transform:none}
.sync-popover::before{content:"";position:absolute;left:1.5rem;top:-.375rem;width:.75rem;height:.75rem;border-radius:.125rem;background:rgba(255,255,255,.95);border-left:1px solid rgba(255,255,255,.8);border-top:1px solid rgba(255,255,255,.8);transform:rotate(45deg)}
.sync-pop-head{display:flex;align-items:center;gap:.4rem;margin-bottom:.75rem;padding-bottom:.75rem;border-bottom:1px dashed var(--line);font-family:var(--serif);font-size:.8125rem;font-weight:600;letter-spacing:.06em;color:var(--ink)}
.sync-pop-head svg{width:.875rem;height:.875rem;flex:0 0 auto;fill:none;stroke:var(--c-post);stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.sync-list{display:flex;flex-direction:column;gap:.5rem}
.sync-row{display:flex;align-items:flex-start;gap:.5rem;font-size:.71875rem;line-height:1.7;color:#3A3A3A}
.sync-row-icon{flex:0 0 auto;width:1.25rem;height:1.25rem;margin-top:.05rem;border-radius:.3125rem;display:grid;place-items:center;background:rgba(47,93,80,.1);color:var(--c-post)}
.sync-row-icon svg{width:.6875rem;height:.6875rem;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.sync-row-label{flex:0 0 auto;color:var(--muted);letter-spacing:.02em}
.sync-row-value{margin-left:auto;text-align:right;color:var(--ink);font-weight:500;word-break:break-all;max-width:12rem}
.sync-row-value a{color:var(--c-post);border-bottom:1px solid rgba(47,93,80,.3);transition:border-color .22s}
.sync-row-value a:hover{border-bottom-color:var(--c-post)}

.meta-actions{display:inline-flex;align-items:center;gap:.5rem;margin-left:auto}
.meta-btn{display:inline-flex;align-items:center;gap:.3rem;padding:.32rem .7rem;border:1px solid var(--line);border-radius:999px;background:rgba(255,255,255,.6);color:var(--muted);font-size:.71875rem;letter-spacing:.04em;cursor:pointer;transition:color .22s,border-color .22s,background .22s,transform .22s}
.meta-btn:hover{color:var(--c-post);border-color:rgba(47,93,80,.4);background:rgba(255,255,255,.95);transform:translateY(-.0625rem)}
.meta-btn svg{width:.8125rem;height:.8125rem;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}

/* 作者悬停名片 */
.author-chip{position:relative;display:inline-flex;align-items:center;gap:.375rem;padding:.15rem .55rem .15rem .2rem;border-radius:999px;cursor:default;outline:none;transition:background .22s}
.author-chip:hover,.author-chip:focus-visible{background:rgba(47,93,80,.07)}
.author-chip-avatar{width:1.375rem;height:1.375rem;border-radius:50%;object-fit:cover;border:1px solid rgba(255,255,255,.95);box-shadow:0 .125rem .375rem rgba(0,0,0,.25)}
.author-chip-name{font-size:.75rem;font-weight:600;color:var(--ink);letter-spacing:.02em}
.author-popover{position:absolute;left:0;top:calc(100% + .625rem);z-index:80;width:18.5rem;padding:1.125rem 1.25rem 1.25rem;border:1px solid rgba(255,255,255,.8);border-radius:.75rem;background:rgba(255,255,255,.92);-webkit-backdrop-filter:blur(1.25rem) saturate(1.7);backdrop-filter:blur(1.25rem) saturate(1.7);box-shadow:0 1.5rem 3rem -1rem rgba(31,31,31,.4);opacity:0;visibility:hidden;transform:translateY(-.375rem);transition:opacity .24s,transform .24s,visibility .24s}
.author-chip:hover .author-popover,.author-chip:focus-within .author-popover{opacity:1;visibility:visible;transform:none}
.author-popover::before{content:"";position:absolute;left:1.5rem;top:-.375rem;width:.75rem;height:.75rem;border-radius:.125rem;background:rgba(255,255,255,.95);border-left:1px solid rgba(255,255,255,.8);border-top:1px solid rgba(255,255,255,.8);transform:rotate(45deg)}
.pop-head{display:flex;align-items:center;gap:.75rem;margin-bottom:.75rem;padding-bottom:.75rem;border-bottom:1px dashed var(--line)}
.pop-avatar{flex:0 0 auto;width:2.75rem;height:2.75rem;border-radius:50%;object-fit:cover;border:2px solid rgba(255,255,255,.95);box-shadow:0 .375rem .875rem -.375rem rgba(47,93,80,.7)}
.pop-name{font-family:var(--serif);font-size:.875rem;font-weight:600;letter-spacing:.04em;color:var(--ink);margin-bottom:.1rem}
.pop-handle{font-size:.6875rem;letter-spacing:.06em;color:var(--c-post);opacity:.8}
.pop-bio{margin:0 0 .75rem;font-size:.75rem;line-height:1.85;color:#4A4A4A}
.pop-site{display:inline-flex;align-items:center;gap:.35rem;padding:.35rem .75rem;border-radius:999px;border:1px solid rgba(47,93,80,.22);background:rgba(47,93,80,.055);font-size:.6875rem;letter-spacing:.04em;color:var(--c-post);transition:background .22s,color .22s,border-color .22s}
.pop-site:hover{background:var(--c-post);border-color:var(--c-post);color:#fff}
.pop-site svg{width:.75rem;height:.75rem;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}

/* ===================== 正文布局 ===================== */
.article-layout{display:grid;grid-template-columns:13.5rem minmax(0,1fr);gap:3rem;padding-top:1.5rem;align-items:start}
.toc{position:sticky;top:calc(var(--header-h,3.375rem) + 1.25rem);max-height:calc(100vh - 3.375rem - 2.5rem);display:flex;flex-direction:column;overflow:hidden;padding-right:.5rem}
.toc-head{display:flex;align-items:center;gap:.4rem;padding-bottom:.5rem;margin-bottom:.4rem;border-bottom:1px solid var(--line);font-family:var(--serif);font-size:.8125rem;letter-spacing:.14em;color:var(--ink);flex:0 0 auto}
.toc-head svg{width:.8125rem;height:.8125rem;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;color:var(--c-post)}
.toc-nav{overflow-y:auto;flex:1 1 auto;display:flex;flex-direction:column;position:relative;padding-left:.875rem;scrollbar-width:thin;scrollbar-color:rgba(31,31,31,.14) transparent}
.toc-nav::-webkit-scrollbar{width:.25rem}
.toc-nav::-webkit-scrollbar-thumb{background:rgba(31,31,31,.14);border-radius:.125rem}
.toc-nav::before{content:"";position:absolute;left:0;top:.25rem;bottom:.25rem;width:.125rem;border-radius:.0625rem;background:var(--line)}
.toc-link{position:relative;display:block;padding:.35rem 0;font-size:.75rem;line-height:1.5;color:var(--muted);transition:color .22s,padding-left .22s}
.toc-link::before{content:"";position:absolute;left:-.875rem;top:50%;width:.125rem;height:0;border-radius:.0625rem;background:var(--c-post);transform:translateY(-50%);transition:height .3s cubic-bezier(.2,.8,.3,1)}
.toc-link:hover{color:var(--ink)}
.toc-link.is-active{color:var(--c-post);font-weight:500;padding-left:.25rem}
.toc-link.is-active::before{height:1.125rem}
.toc-link.sub{padding-left:.75rem;font-size:.71875rem;opacity:.92}
.toc-link.sub.is-active{padding-left:1rem}
.toc-empty{font-size:.71875rem;color:var(--muted);padding:.5rem 0}

/* 正文排版 */
.article-body{min-width:0;max-width:50rem}
.article-body h2{margin:2.5rem 0 .875rem;padding-left:.75rem;border-left:.1875rem solid var(--c-post);font-family:var(--serif);font-size:1.1875rem;font-weight:600;line-height:1.5;letter-spacing:.04em;scroll-margin-top:4.625rem}
.article-body h2:first-child{margin-top:0}
.article-body h3{margin:1.875rem 0 .625rem;font-family:var(--serif);font-size:1.03125rem;font-weight:600;letter-spacing:.03em;scroll-margin-top:4.625rem}
.article-body h4{margin:1.5rem 0 .5rem;font-family:var(--serif);font-size:.9375rem;font-weight:600;letter-spacing:.03em;color:#2A2A2A;scroll-margin-top:4.625rem}
.article-body h4::before{content:"◆ ";color:var(--c-post);font-size:.75em;opacity:.65}
.article-body p{margin:0 0 1.125rem;font-size:.90625rem;line-height:2.05;color:#333}
.article-body strong{font-weight:600;color:var(--ink)}
.article-body em{font-style:normal;padding:.05em .3em;border-radius:.25rem;background:rgba(168,118,62,.12);color:#7A5226}
.article-body hr{margin:2rem 0;border:0;border-top:1px dashed var(--line)}
.article-body ul,.article-body ol{margin:0 0 1.25rem;padding-left:1.375rem;font-size:.90625rem;line-height:2;color:#333}
.article-body ul li,.article-body ol li{margin-bottom:.4rem;padding-left:.25rem}
.article-body ul li:last-child,.article-body ol li:last-child{margin-bottom:0}
.article-body ul li::marker{color:var(--c-post)}
.article-body ol li::marker{color:var(--c-post);font-family:var(--serif);font-weight:600}
.article-body ul ul,.article-body ul ol,.article-body ol ul,.article-body ol ol{margin:.4rem 0 0;font-size:.875rem}
.article-body code:not(pre code){padding:.12em .45em;border-radius:.3125rem;background:rgba(31,31,31,.06);font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.8em;color:#4A4A4A}

/* 代码块 */
.code-block{position:relative;margin:1.5rem 0;border-radius:.625rem;overflow:hidden;border:1px solid rgba(255,255,255,.1);background:#1E2426;box-shadow:0 .75rem 2rem -1rem rgba(31,31,31,.6)}
.code-head{display:flex;align-items:center;justify-content:space-between;gap:.75rem;padding:.55rem .875rem .55rem 1rem;background:rgba(255,255,255,.05);border-bottom:1px solid rgba(255,255,255,.08)}
.code-lang{font-size:.65625rem;letter-spacing:.14em;color:rgba(255,255,255,.55);font-family:var(--sans)}
.code-copy{display:inline-flex;align-items:center;gap:.3rem;padding:.25rem .625rem;border:1px solid rgba(255,255,255,.16);border-radius:999px;background:transparent;color:rgba(255,255,255,.72);font-size:.65625rem;letter-spacing:.06em;cursor:pointer;transition:background .22s,color .22s,border-color .22s}
.code-copy:hover{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.3);color:#fff}
.code-copy.done{background:var(--c-post);border-color:var(--c-post);color:#fff}
.code-copy svg{width:.75rem;height:.75rem;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.code-block pre{margin:0;padding:1rem 1.125rem 1.125rem;overflow-x:auto;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.78125rem;line-height:1.85;color:#D6E2DC;tab-size:2}
.code-block pre code{font:inherit;color:inherit;background:none;padding:0}
.code-block pre::-webkit-scrollbar{height:.375rem}
.code-block pre::-webkit-scrollbar-thumb{background:rgba(255,255,255,.18);border-radius:.1875rem}

/* 高亮 / 提示 / 引用 */
.hl{padding:.05em .35em;border-radius:.3125rem;background:rgba(47,93,80,.1);color:#274F44;font-weight:500}
.hl-amber{background:rgba(168,118,62,.14);color:#7A5226;font-weight:500}
.article-body a.link{color:var(--c-post);border-bottom:1px solid rgba(47,93,80,.3);transition:color .22s,border-color .22s}
.article-body a.link:hover{color:#1E3D34;border-bottom-color:#1E3D34}
.callout{display:flex;gap:.75rem;margin:1.5rem 0;padding:1rem 1.25rem;border-radius:.625rem;border:1px solid rgba(60,110,143,.2);background:rgba(60,110,143,.06);font-size:.8125rem;line-height:1.9;color:#2A5468}
.callout svg{flex:0 0 auto;width:1.125rem;height:1.125rem;margin-top:.15rem;fill:none;stroke:var(--c-file);stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.callout p{margin:0;color:inherit;font-size:inherit}
.callout strong{color:#1E3E4D}
.pull-quote{margin:1.75rem 0;padding:1.125rem 1.375rem;border-left:.1875rem solid var(--c-photo);border-radius:0 .625rem .625rem 0;background:rgba(168,118,62,.07);font-family:var(--serif);font-size:.875rem;line-height:1.95;color:#5C4830;letter-spacing:.02em}
.pull-quote p{margin:0;color:inherit;font-size:inherit}

/* 图片 */
.img-grid{display:grid;gap:.75rem;margin:1.5rem 0}
.img-grid.cols-1{grid-template-columns:1fr}
.img-grid.cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.img-grid.cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.img-grid.cols-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.figure{position:relative;margin:0;border-radius:.625rem;overflow:hidden;background:#EDEAE3;cursor:zoom-in;box-shadow:0 .625rem 1.5rem -1rem rgba(31,31,31,.5)}
.img-grid.cols-1 .figure{aspect-ratio:16/9}
.img-grid.cols-2 .figure{aspect-ratio:4/3}
.img-grid.cols-3 .figure,.img-grid.cols-4 .figure{aspect-ratio:1/1}
.figure img{width:100%;height:100%;object-fit:cover;transition:transform .55s cubic-bezier(.2,.8,.3,1)}
.figure:hover img{transform:scale(1.05)}
.figure::after{content:"";position:absolute;inset:0;pointer-events:none;background:radial-gradient(72% 62% at 25% 15%,rgba(255,255,255,.24),transparent 62%)}
.fig-cap{position:absolute;left:0;right:0;bottom:0;padding:2rem .875rem .75rem;font-size:.71875rem;line-height:1.5;color:#fff;letter-spacing:.02em;background:linear-gradient(180deg,transparent,rgba(0,0,0,.68));opacity:0;transform:translateY(.5rem);transition:opacity .3s,transform .3s;pointer-events:none}
.figure:hover .fig-cap{opacity:1;transform:none}
.fig-zoom{position:absolute;right:.5rem;top:.5rem;width:1.625rem;height:1.625rem;border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.9);color:var(--ink);-webkit-backdrop-filter:blur(.25rem);backdrop-filter:blur(.25rem);box-shadow:0 .25rem .75rem -.25rem rgba(0,0,0,.5);opacity:0;transform:scale(.85);transition:opacity .28s,transform .28s;pointer-events:none}
.figure:hover .fig-zoom{opacity:1;transform:scale(1)}
.fig-zoom svg{width:.75rem;height:.75rem;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.fig-index{position:absolute;left:.5rem;top:.5rem;min-width:1.375rem;height:1.375rem;padding:0 .4rem;border-radius:999px;display:grid;place-items:center;background:rgba(0,0,0,.42);-webkit-backdrop-filter:blur(.25rem);backdrop-filter:blur(.25rem);color:#fff;font-size:.625rem;letter-spacing:.04em;font-variant-numeric:tabular-nums;pointer-events:none}

/* 视频 / 音频 / 文件 / 表格 */
.video-block{position:relative;margin:1.5rem 0;border-radius:.625rem;overflow:hidden;background:#111;box-shadow:0 .75rem 2rem -1rem rgba(31,31,31,.6)}
.video-block video{display:block;width:100%;aspect-ratio:16/9;object-fit:cover;background:#111}
.video-caption{position:absolute;left:.875rem;bottom:.75rem;padding:.2rem .6rem;border-radius:.375rem;font-size:.6875rem;letter-spacing:.06em;color:#fff;background:rgba(0,0,0,.45);-webkit-backdrop-filter:blur(.25rem);backdrop-filter:blur(.25rem);pointer-events:none}
.audio-player{display:flex;align-items:center;gap:.875rem;margin:1.5rem 0;padding:1rem 1.25rem;border:1px solid rgba(106,90,156,.2);border-radius:.625rem;background:rgba(106,90,156,.055)}
.ap-btn{flex:0 0 auto;width:2.5rem;height:2.5rem;border-radius:50%;border:0;cursor:pointer;display:grid;place-items:center;background:var(--c-audio);color:#fff;box-shadow:0 .5rem 1.125rem -.5rem rgba(106,90,156,.85);transition:transform .22s,background .22s}
.ap-btn:hover{transform:scale(1.06);background:#5B4C8A}
.ap-btn svg{width:.875rem;height:.875rem;fill:currentColor}
.ap-btn .ico-pause{display:none}
.audio-player.playing .ap-btn .ico-play{display:none}
.audio-player.playing .ap-btn .ico-pause{display:block}
.ap-main{flex:1 1 auto;min-width:0}
.ap-title{display:block;font-size:.78125rem;font-weight:500;color:var(--ink);margin-bottom:.4rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ap-track{position:relative;height:.3125rem;border-radius:999px;background:rgba(106,90,156,.18);cursor:pointer}
.ap-fill{position:absolute;inset:0 auto 0 0;width:0;border-radius:999px;background:var(--c-audio);transition:width .1s linear}
.ap-time{flex:0 0 auto;font-size:.6875rem;font-variant-numeric:tabular-nums;color:var(--c-audio);letter-spacing:.02em}
.file-block{display:flex;align-items:center;gap:1rem;margin:1.5rem 0;padding:1.125rem 1.25rem;border:1px solid rgba(60,110,143,.22);border-radius:.625rem;background:rgba(60,110,143,.06);transition:transform .25s,box-shadow .25s,background .25s}
.file-block:hover{transform:translateY(-.125rem);background:rgba(60,110,143,.1);box-shadow:0 .875rem 1.75rem -1rem rgba(60,110,143,.6)}
.file-ico{flex:0 0 auto;width:2.75rem;height:2.75rem;border-radius:.5rem;display:grid;place-items:center;background:rgba(60,110,143,.14);color:var(--c-file)}
.file-ico svg{width:1.25rem;height:1.25rem;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.file-meta{flex:1 1 auto;min-width:0}
.file-name{font-size:.8125rem;font-weight:500;color:var(--ink);margin-bottom:.15rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.file-size{font-size:.6875rem;letter-spacing:.03em;color:var(--muted)}
.file-dl{flex:0 0 auto;display:inline-flex;align-items:center;gap:.35rem;padding:.45rem 1rem;border-radius:999px;background:var(--c-file);color:#fff;font-size:.71875rem;letter-spacing:.08em;box-shadow:0 .5rem 1.125rem -.5rem rgba(60,110,143,.8);transition:transform .22s,background .22s}
.file-dl:hover{transform:translateY(-.125rem);background:#2F5A75}
.file-dl svg{width:.8125rem;height:.8125rem;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.table-wrap{margin:1.5rem 0;overflow-x:auto;border-radius:.625rem;border:1px solid var(--line);background:rgba(255,255,255,.5);-webkit-backdrop-filter:blur(.75rem);backdrop-filter:blur(.75rem)}
table{width:100%;border-collapse:collapse;font-size:.78125rem}
thead th{padding:.75rem 1rem;text-align:left;font-weight:600;font-family:var(--serif);letter-spacing:.04em;color:var(--ink);background:rgba(47,93,80,.07);border-bottom:1px solid var(--line);white-space:nowrap}
tbody td{padding:.7rem 1rem;color:#4A4A4A;border-bottom:1px solid var(--line)}
tbody tr:last-child td{border-bottom:0}
tbody tr{transition:background .2s}
tbody tr:hover{background:rgba(47,93,80,.035)}

/* ===================== 版权声明 ===================== */
.copyright-block{margin-top:3rem;padding:1.75rem 1.875rem 1.625rem;border:1px solid rgba(255,255,255,.66);border-radius:var(--radius);background:rgba(255,255,255,.5);-webkit-backdrop-filter:blur(1.5rem) saturate(1.6);backdrop-filter:blur(1.5rem) saturate(1.6);box-shadow:0 .0625rem .125rem rgba(31,31,31,.03),0 1.25rem 2.5rem -1.5rem rgba(31,31,31,.26);position:relative;overflow:hidden}
.copyright-block::before{content:"";position:absolute;left:0;top:0;bottom:0;width:.1875rem;background:linear-gradient(180deg,var(--c-post),var(--c-file));opacity:.6}
.cr-head{display:flex;align-items:center;gap:.5rem;margin-bottom:1rem;font-family:var(--serif);font-size:.9375rem;font-weight:600;letter-spacing:.08em}
.cr-head svg{width:1rem;height:1rem;fill:none;stroke:var(--c-post);stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.cr-text{margin:0 0 .875rem;font-size:.78125rem;line-height:1.95;color:#4A4A4A}
.cr-text:last-of-type{margin-bottom:0}
.cr-url-line{display:flex;align-items:center;gap:.5rem;flex-wrap:wrap;margin:1.125rem 0 .75rem;padding:.7rem .875rem;border-radius:.5rem;background:rgba(47,93,80,.055);border:1px solid rgba(47,93,80,.14);font-size:.75rem;line-height:1.7;color:#3A4A44;word-break:break-all}
.cr-url-line svg{flex:0 0 auto;width:.875rem;height:.875rem;fill:none;stroke:var(--c-post);stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.cr-url-line strong{color:var(--c-post);font-weight:600}
.cr-badges{display:flex;flex-wrap:wrap;gap:.5rem;margin-bottom:1.125rem}
.cr-chip{display:inline-flex;align-items:center;gap:.35rem;padding:.4rem .8rem;border-radius:999px;border:1px solid rgba(47,93,80,.24);background:rgba(47,93,80,.05);font-size:.71875rem;letter-spacing:.04em;color:var(--c-post);transition:background .22s,color .22s,border-color .22s}
a.cr-chip:hover{background:var(--c-post);border-color:var(--c-post);color:#fff}
.cr-chip svg{width:.75rem;height:.75rem;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.cr-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.5rem 1.5rem;margin-top:1.25rem;padding-top:1.125rem;border-top:1px dashed var(--line)}
.cr-row{display:flex;gap:.5rem;font-size:.75rem;line-height:1.8}
.cr-row dt{flex:0 0 auto;color:var(--muted);letter-spacing:.02em}
.cr-row dd{margin:0;color:#3A3A3A;word-break:break-all}
.cr-row dd strong{color:var(--ink);font-weight:600}

/* ===================== 评论区 ===================== */
.comments-section{margin-top:3rem;scroll-margin-top:4.625rem}
.comments-head{display:flex;align-items:flex-end;justify-content:space-between;gap:1rem;flex-wrap:wrap;padding-bottom:1rem;border-bottom:1px solid var(--line);margin-bottom:1.75rem}
.comments-title{margin:0;font-family:var(--serif);font-size:1.1875rem;letter-spacing:.06em}
.comments-count{font-size:.78125rem;color:var(--muted);letter-spacing:.03em}
.comments-count strong{color:var(--c-post);font-family:var(--serif);font-size:.9375rem;margin:0 .15rem}
.comment-list{display:flex;flex-direction:column;gap:1.5rem}
.comment{display:flex;gap:1rem;align-items:flex-start}
.comment-avatar{flex:0 0 auto;width:2.75rem;height:2.75rem;border-radius:50%;object-fit:cover;margin-top:-.6rem;border:2px solid rgba(255,255,255,.95);box-shadow:0 .375rem 1rem -.375rem rgba(31,31,31,.5);background:#EDEAE3}
.comment-avatar.anon{display:grid;place-items:center;background:linear-gradient(140deg,#D8D4CC,#B5AFA4);color:#fff;font-family:var(--serif);font-size:.9375rem;letter-spacing:.02em}
.comment-main{flex:1 1 auto;min-width:0}
.comment-top{display:flex;align-items:center;flex-wrap:wrap;gap:.5rem;margin-bottom:.35rem}
.comment-name{font-size:.8125rem;font-weight:600;color:var(--ink);letter-spacing:.02em;cursor:pointer;transition:color .22s}
.comment-name:hover{color:var(--c-post)}
.comment-time{font-size:.6875rem;color:var(--muted);letter-spacing:.02em;margin-left:auto}
.comment-text{margin:0;font-size:.84375rem;line-height:1.9;color:#3A3A3A}
.reply{position:relative;margin-top:.875rem;padding:.875rem 1rem;border-radius:.625rem;border:1px solid rgba(47,93,80,.16);background:rgba(47,93,80,.055)}
.reply-head{display:flex;align-items:center;gap:.5rem;margin-bottom:.5rem}
.reply-avatar{width:1.625rem;height:1.625rem;border-radius:50%;object-fit:cover;border:1.5px solid rgba(255,255,255,.95);box-shadow:0 .1875rem .5rem -.1875rem rgba(31,31,31,.4)}
.reply-name{font-size:.75rem;font-weight:600;color:var(--c-post);letter-spacing:.03em}
.reply-badge{padding:.08rem .4rem;border-radius:999px;font-size:.5625rem;letter-spacing:.1em;color:#fff;background:var(--c-post)}
.reply-text{margin:0;font-size:.8125rem;line-height:1.9;color:#3A4540}

/* ===================== 文字头像 ===================== */
.comment-avatar{
  flex:0 0 auto;
  width:2.75rem;
  height:2.75rem;
  border-radius:50%;
  display:grid;
  place-items:center;
  margin-top:-.6rem;
  border:2px solid rgba(255,255,255,.95);
  box-shadow:0 .375rem 1rem -.375rem rgba(31,31,31,.5);
  font-family:var(--serif);
  font-size:1.125rem;
  font-weight:600;
  color:#fff;
  letter-spacing:0;
  text-transform:uppercase;
  user-select:none;
  overflow:hidden;
}

/* 匿名网友 */
.comment-avatar.is-anon{
  background:linear-gradient(140deg,#D8D4CC,#B5AFA4);
  color:#fff;
}

/* 有网址的评论者 */
.comment-avatar.is-user{
  background:#2F5D50;  
}

/* ===================== 评论表单 ===================== */
.comment-form-wrap{margin-top:2.5rem;padding:1.875rem 2rem 2rem;border:1px solid rgba(255,255,255,.66);border-radius:var(--radius);background:rgba(255,255,255,.5);-webkit-backdrop-filter:blur(1.5rem) saturate(1.6);backdrop-filter:blur(1.5rem) saturate(1.6);box-shadow:0 .0625rem .125rem rgba(31,31,31,.03),0 1.25rem 2.5rem -1.5rem rgba(31,31,31,.26)}
.form-title{display:flex;align-items:center;gap:.5rem;margin:0 0 1.5rem;font-family:var(--serif);font-size:1.0625rem;font-weight:600;letter-spacing:.06em}
.form-title svg{width:1rem;height:1rem;fill:none;stroke:var(--c-post);stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.form-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1.125rem;margin-bottom:1.125rem}
.field{display:flex;flex-direction:column;gap:.4rem}
.field label{font-size:.71875rem;letter-spacing:.04em;color:var(--muted)}
.field label .req{color:var(--c-video);margin-left:.15rem}
.field input,.field textarea{width:100%;padding:.7rem .95rem;border:1px solid var(--line);border-radius:.5rem;background:rgba(255,255,255,.75);font:inherit;font-size:.8125rem;color:var(--ink);outline:none;transition:border-color .22s,background .22s,box-shadow .22s}
.field input::placeholder,.field textarea::placeholder{color:#A8A8A8}
.field input:focus,.field textarea:focus{border-color:rgba(47,93,80,.45);background:#fff;box-shadow:0 0 0 .1875rem rgba(47,93,80,.09)}
.field textarea{min-height:11rem;resize:vertical;line-height:1.85;padding:.875rem .95rem}

 
.form-foot{display:flex;align-items:center;justify-content:space-between;gap:1rem;flex-wrap:wrap;margin-top:1.375rem}
.form-note{font-size:.6875rem;line-height:1.7;color:var(--muted);max-width:24rem}
.form-note a{color:var(--c-post);border-bottom:1px solid rgba(47,93,80,.3)}
.submit-btn{display:inline-flex;align-items:center;gap:.4rem;padding:.7rem 1.75rem;border:0;border-radius:999px;cursor:pointer;background:var(--c-post);color:#fff;font-size:.8125rem;letter-spacing:.1em;box-shadow:0 .625rem 1.375rem -.625rem rgba(47,93,80,.85);transition:transform .22s,background .22s,box-shadow .22s}
.submit-btn:hover{transform:translateY(-.125rem);background:#274F44;box-shadow:0 .875rem 1.75rem -.625rem rgba(47,93,80,.9)}
.submit-btn:active{transform:translateY(0)}
.submit-btn svg{width:.875rem;height:.875rem;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}

/* ===================== 相关文章 ===================== */
.related-section{margin-top:3rem}
.related-head{display:flex;align-items:flex-end;justify-content:space-between;gap:1rem;margin-bottom:1.25rem}
.related-title{margin:0;font-family:var(--serif);font-size:1.1875rem;letter-spacing:.06em}
.related-tip{font-size:.71875rem;letter-spacing:.04em;color:var(--muted)}
.related-scroller{position:relative;overflow-x:auto;overflow-y:hidden;padding-bottom:.75rem;scrollbar-width:none;-ms-overflow-style:none;-webkit-mask-image:linear-gradient(90deg,transparent,#000 3%,#000 97%,transparent);mask-image:linear-gradient(90deg,transparent,#000 3%,#000 97%,transparent)}
.related-scroller::-webkit-scrollbar{display:none}
.related-track{display:flex;gap:1rem;width:max-content}
.related-card{flex:0 0 15rem;display:flex;flex-direction:column;border-radius:.625rem;overflow:hidden;border:1px solid rgba(255,255,255,.66);background:rgba(255,255,255,.5);-webkit-backdrop-filter:blur(1.25rem) saturate(1.6);backdrop-filter:blur(1.25rem) saturate(1.6);box-shadow:0 .0625rem .125rem rgba(31,31,31,.03),0 .875rem 1.875rem -1.25rem rgba(31,31,31,.26);transition:transform .3s cubic-bezier(.2,.8,.3,1),box-shadow .3s}
.related-card:hover{transform:translateY(-.25rem);box-shadow:0 .25rem 1rem rgba(31,31,31,.06),0 1.5rem 2.75rem -1.25rem rgba(31,31,31,.32)}
.related-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:#EDEAE3}
.related-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s cubic-bezier(.2,.8,.3,1)}
.related-card:hover .related-thumb img{transform:scale(1.06)}
.related-body{padding:.75rem .875rem .875rem;flex:1 1 auto;display:flex;flex-direction:column}
.related-card-title{margin:0 0 .5rem;font-family:var(--serif);font-size:.8125rem;font-weight:600;line-height:1.55;color:var(--ink);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:color .22s}
.related-card:hover .related-card-title{color:var(--c-post)}
.related-meta{display:flex;align-items:center;gap:.625rem;margin-top:auto;font-size:.65625rem;color:var(--muted);letter-spacing:.02em}
.related-meta span{display:inline-flex;align-items:center;gap:.2rem}
.related-meta svg{width:.6875rem;height:.6875rem;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;opacity:.75}

/* ===================== 灯箱 ===================== */
.lightbox{position:fixed;inset:0;z-index:200;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:3.5rem 1.5rem 4.5rem;background:rgba(12,12,12,.92);-webkit-backdrop-filter:blur(1.25rem);backdrop-filter:blur(1.25rem);opacity:0;visibility:hidden;pointer-events:none;transition:opacity .3s,visibility .3s}
.lightbox.open{opacity:1;visibility:visible;pointer-events:auto}
.lb-stage{position:relative;max-width:min(68rem,100%);max-height:100%;display:flex;align-items:center;justify-content:center}
.lb-img{max-width:100%;max-height:calc(100vh - 10rem);border-radius:.625rem;object-fit:contain;box-shadow:0 2rem 4rem -1rem rgba(0,0,0,.9);transform:scale(.96);transition:transform .35s cubic-bezier(.2,.8,.3,1),opacity .25s;opacity:0}
.lightbox.open .lb-img{transform:scale(1);opacity:1}
.lb-close{position:absolute;right:1.25rem;top:1.25rem;width:2.5rem;height:2.5rem;border-radius:50%;border:1px solid rgba(255,255,255,.2);cursor:pointer;display:grid;place-items:center;background:rgba(255,255,255,.1);color:#fff;-webkit-backdrop-filter:blur(.5rem);backdrop-filter:blur(.5rem);transition:background .22s,transform .22s}
.lb-close:hover{background:rgba(255,255,255,.22);transform:rotate(90deg)}
.lb-close svg{width:1rem;height:1rem;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round}
.lb-nav{position:absolute;top:50%;transform:translateY(-50%);width:2.75rem;height:2.75rem;border-radius:50%;border:1px solid rgba(255,255,255,.18);cursor:pointer;display:grid;place-items:center;background:rgba(255,255,255,.09);color:#fff;-webkit-backdrop-filter:blur(.5rem);backdrop-filter:blur(.5rem);transition:background .22s,transform .22s}
.lb-nav:hover{background:rgba(255,255,255,.22)}
.lb-prev{left:1.25rem}
.lb-next{right:1.25rem}
.lb-nav svg{width:1rem;height:1rem;fill:none;stroke:currentColor;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round}
.lb-nav[hidden]{display:none}
.lb-bar{position:absolute;left:50%;bottom:1.25rem;transform:translateX(-50%);display:flex;align-items:center;gap:.875rem;padding:.5rem .875rem .5rem .625rem;border-radius:999px;border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.09);-webkit-backdrop-filter:blur(.875rem);backdrop-filter:blur(.875rem);max-width:calc(100vw - 3rem)}
.lb-play{flex:0 0 auto;width:2rem;height:2rem;border-radius:50%;border:0;cursor:pointer;display:grid;place-items:center;background:rgba(255,255,255,.9);color:#111;transition:transform .22s,background .22s}
.lb-play:hover{transform:scale(1.08);background:#fff}
.lb-play svg{width:.75rem;height:.75rem;fill:currentColor}
.lb-play .ico-pause{display:none}
.lightbox.playing .lb-play .ico-play{display:none}
.lightbox.playing .lb-play .ico-pause{display:block}
.lb-counter{flex:0 0 auto;font-size:.6875rem;letter-spacing:.08em;color:rgba(255,255,255,.75);font-variant-numeric:tabular-nums}
.lb-caption{font-size:.75rem;color:rgba(255,255,255,.92);letter-spacing:.02em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:22rem;padding-right:.25rem}

/* ===================== Toast ===================== */
.toast{position:fixed;left:50%;bottom:2rem;z-index:300;transform:translate(-50%,1.25rem);padding:.7rem 1.4rem;border-radius:999px;font-size:.78125rem;letter-spacing:.03em;color:#fff;background:rgba(31,31,31,.9);-webkit-backdrop-filter:blur(.75rem);backdrop-filter:blur(.75rem);box-shadow:0 1rem 2rem -1rem rgba(0,0,0,.6);opacity:0;visibility:hidden;pointer-events:none;transition:opacity .3s,transform .3s,visibility .3s;white-space:nowrap;max-width:calc(100vw - 2rem);overflow:hidden;text-overflow:ellipsis}
.toast.show{opacity:1;visibility:visible;pointer-events:auto;transform:translate(-50%,0)}

/* ===================== CMS 保险 ===================== */
.author-popover,.sync-popover,.lightbox:not(.open),.toast:not(.show){pointer-events:none!important}
.author-chip:hover .author-popover,.author-chip:focus-within .author-popover,.sync-chip:hover .sync-popover,.sync-chip:focus-within .sync-popover,.lightbox.open,.toast.show{pointer-events:auto!important}
a,a *{cursor:pointer}

/* ===================== 响应式 ===================== */
@media (max-width:64rem){
  .article-layout{grid-template-columns:11.5rem minmax(0,1fr);gap:2rem}
}
@media (max-width:51.25rem){
  .article-head{padding:1.5rem 0 1rem}
  .article-title{margin-bottom:.875rem}
  .meta-actions{margin-left:0;width:100%}
  .toc{display:none}
  .article-layout{grid-template-columns:minmax(0,1fr);gap:1.5rem;padding-top:1.25rem}
  .article-body{max-width:100%}
  .form-row{grid-template-columns:minmax(0,1fr)}
  .author-popover,.sync-popover{position:fixed;left:1rem;right:1rem;top:auto;bottom:1rem;width:auto;max-width:none;transform:translateY(.75rem)}
  .author-chip:hover .author-popover,.author-chip:focus-within .author-popover,.sync-chip:hover .sync-popover,.sync-chip:focus-within .sync-popover{transform:none}
  .author-popover::before,.sync-popover::before{display:none}
}
@media (max-width:40rem){
  .article-title{font-size:1.375rem;gap:.5rem}
  .img-grid.cols-3,.img-grid.cols-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .img-grid.cols-2 .figure,.img-grid.cols-3 .figure,.img-grid.cols-4 .figure{aspect-ratio:1/1}
  .copyright-block,.comment-form-wrap{padding:1.375rem 1.25rem}
  .cr-grid{grid-template-columns:minmax(0,1fr)}
  .comment-avatar{width:2.375rem;height:2.375rem}
  .related-card{flex:0 0 13.5rem}
  .lb-caption{display:none}
  .lb-prev{left:.5rem}
  .lb-next{right:.5rem}
  .sync-row-value{max-width:none;word-break:break-all}
}
@media (max-width:30rem){
  .img-grid.cols-3,.img-grid.cols-4{grid-template-columns:minmax(0,1fr)}
  .img-grid.cols-2{grid-template-columns:minmax(0,1fr)}
  .related-card{flex:0 0 12rem}
  .article-title{flex-direction:column;gap:.5rem}
}

/* ===================== 外链安全提醒 ===================== */
.custom-alert-overlay{
  position:fixed;inset:0;z-index:9999;
  display:flex;align-items:center;justify-content:center;
  padding:1.5rem;
  background:rgba(31,31,31,.55);
  -webkit-backdrop-filter:blur(.5rem);backdrop-filter:blur(.5rem);
  opacity:0;visibility:hidden;pointer-events:none;
  transition:opacity .3s,visibility .3s;
}
.custom-alert-overlay.show{opacity:1;visibility:visible;pointer-events:auto}
.custom-alert{
  position:relative;width:100%;max-width:26rem;
  padding:1.75rem 1.75rem 1.5rem;
  border-radius:var(--radius);background:#fff;
  box-shadow:0 2rem 4rem -1rem rgba(0,0,0,.5);
  transform:scale(.94);
  transition:transform .3s cubic-bezier(.2,.8,.3,1);
}
.custom-alert-overlay.show .custom-alert{transform:scale(1)}
.alert-icon{
  width:3rem;height:3rem;margin:0 auto 1rem;border-radius:50%;
  display:grid;place-items:center;font-size:1.5rem;
  color:#A8763E;background:rgba(168,118,62,.12);
}
.alert-content h3{
  margin:0 0 .875rem;font-family:var(--serif);
  font-size:1.0625rem;font-weight:600;
  text-align:center;letter-spacing:.06em;
}
.alert-content p{
  margin:0 0 1.5rem;font-size:.8125rem;line-height:1.85;
  color:#4A4A4A;text-align:center;word-break:break-all;
}
.alert-content p span{color:var(--c-post);font-weight:500}
.alert-buttons{display:flex;gap:.75rem}
.alert-buttons button{
  flex:1 1 0;padding:.65rem 1rem;border:0;border-radius:.5rem;
  cursor:pointer;font-size:.8125rem;letter-spacing:.08em;
  transition:transform .2s,background .2s;
}
.confirm-btn{
  background:var(--c-post);color:#fff;
  box-shadow:0 .5rem 1.125rem -.5rem rgba(47,93,80,.85);
}
.confirm-btn:hover{transform:translateY(-.125rem);background:#274F44}
.cancel-btn{background:rgba(31,31,31,.06);color:var(--muted)}
.cancel-btn:hover{background:rgba(31,31,31,.1);color:var(--ink)}

/* ===================== 生成海报 ===================== */
.poster-modal{
  position:fixed;inset:0;z-index:9998;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  padding:2rem 1rem;
  gap:.75rem;
  background:rgba(31,31,31,.72);
  -webkit-backdrop-filter:blur(.75rem);backdrop-filter:blur(.75rem);
  overflow-y:auto; 
}
.poster-container{
  position:relative;
  display:flex;
  align-items:center;
  justify-content:center;
  max-width:min(22rem,90vw);
  max-height:calc(100vh - 12rem);  
  border-radius:.75rem;
  overflow:hidden;
  box-shadow:0 2rem 4rem -1rem rgba(0,0,0,.8);
  background:#fff;
}
.poster-canvas{
  display:block;
  max-width:100%;
  max-height:calc(100vh - 12rem);
  width:auto;
  height:auto;
}
.modal-close-btn{
  position:absolute;right:1.25rem;top:1.25rem;
  width:2.5rem;height:2.5rem;border-radius:50%;
  cursor:pointer;display:grid;place-items:center;
  font-size:1.5rem;line-height:1;color:#fff;
  background:rgba(255,255,255,.15);
  -webkit-backdrop-filter:blur(.5rem);backdrop-filter:blur(.5rem);
  transition:background .2s,transform .2s;
}
.modal-close-btn:hover{background:rgba(255,255,255,.25);transform:rotate(90deg)}
.poster-actions{display:flex;gap:.75rem;margin-top:1.25rem}
.poster-actions button{
  padding:.6rem 1.5rem;border:0;border-radius:999px;
  cursor:pointer;font-size:.78125rem;letter-spacing:.08em;
  transition:transform .2s,background .2s;
}
.download-btn{
  background:var(--c-post);color:#fff;
  box-shadow:0 .5rem 1.125rem -.5rem rgba(47,93,80,.85);
}
.download-btn:hover{transform:translateY(-.125rem);background:#274F44}
.retry-btn{
  background:rgba(255,255,255,.15);color:#fff;
  -webkit-backdrop-filter:blur(.5rem);backdrop-filter:blur(.5rem);
}
.retry-btn:hover{background:rgba(255,255,255,.25)}
.error-message{
  margin-top:.875rem;font-size:.75rem;
  color:#FFB4B4;text-align:center;min-height:1.2em;
}

@media (max-width:40rem){
  .custom-alert{padding:1.5rem 1.25rem 1.25rem}
  .alert-buttons{flex-direction:column}
}