/* Spring4All · 春野 — original, dependency-free design system */
:root{--content-width:1216px;--page-gutter:40px;--sidebar-width:280px;--column-gap:48px;scrollbar-gutter:stable;--bg:#fcfcf9;--surface:#fff;--soft:#f2f4ef;--ink:#202b27;--muted:#727c75;--line:#e4e8df;--green:#26724d;--green-soft:#e8f0e4;--lime:#cef1a9;--deep:#173a2d;--deep-ink:#f0f5e8;--deep-line:#315141;--deep-node:#214735;--deep-node-line:#94af795e;--deep-mild:#dbe9cc;--deep-faint:#a3bc9d;--deep-soft:#e0edcc;--deep-dot:#a9c6a723;--deep-orbit:#a2c38e44;--deep-dot-a:#c6e69e;--deep-dot-b:#daffba;--deep-dot-core:#cfeca7;--wash:#edf2e8;--wash-line:#e1e8d8;--wash-ink:#2c4631;--wash-ink-2:#3b6246;--stripe:#426f4214;--radius:14px;color-scheme:light;font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;font-synthesis:none;scroll-behavior:smooth;scroll-padding-top:110px}
:root[data-color-scheme=dark]{--bg:#151c18;--surface:#1c2520;--soft:#242e27;--ink:#e9eee5;--muted:#a3b0a6;--line:#334037;--green:#a7da9a;--green-soft:#2c3d2e;--lime:#cef1a9;color-scheme:dark}
/* 晴空蓝 */
:root[data-palette=blue]{--bg:#f9fbfd;--surface:#fff;--soft:#eff4f9;--ink:#1d2730;--muted:#6f7d89;--line:#e0e7ee;--green:#2b6fae;--green-soft:#e4eef7;--lime:#a9d7f1;--deep:#14293e;--deep-ink:#f0f5fa;--deep-line:#2d4a66;--deep-node:#1d3a55;--deep-mild:#ccdfef;--deep-faint:#9db4c7;--deep-soft:#dcebf7;--deep-dot:#a7c2d923;--deep-orbit:#8eb4d444;--deep-dot-a:#a9d3f1;--deep-dot-b:#d0ecff;--deep-dot-core:#bfe2fa;--wash:#eaf1f8;--wash-line:#d8e4ef;--wash-ink:#2b4a66;--wash-ink-2:#3c6285;--stripe:#2b6fae14}
:root[data-palette=blue][data-color-scheme=dark]{--bg:#151a20;--surface:#1b232b;--soft:#242e38;--ink:#e7edf3;--muted:#a2b0bc;--line:#32404c;--green:#9ccbee;--green-soft:#2a3a47;--lime:#a9d7f1}
/* 暮山紫 */
:root[data-palette=purple]{--bg:#fbfafd;--surface:#fff;--soft:#f3f1f8;--ink:#251f30;--muted:#77708a;--line:#e6e1ef;--green:#6f5bb5;--green-soft:#ebe6f7;--lime:#d3c5f1;--deep:#2b2244;--deep-ink:#f3f0fa;--deep-line:#483c6e;--deep-node:#372c58;--deep-mild:#ded4f0;--deep-faint:#a99cc7;--deep-soft:#e6def6;--deep-dot:#b3a4d623;--deep-orbit:#a48fd444;--deep-dot-a:#cbb8f1;--deep-dot-b:#e6dcff;--deep-dot-core:#d8c9f7;--wash:#f0ecf8;--wash-line:#e0d8ee;--wash-ink:#4a3c72;--wash-ink-2:#635194;--stripe:#6f5bb514}
:root[data-palette=purple][data-color-scheme=dark]{--bg:#181521;--surface:#201c2b;--soft:#2a2438;--ink:#ece8f4;--muted:#a89fbd;--line:#39304c;--green:#c5b2ef;--green-soft:#332b48;--lime:#d3c5f1}
/* 蜜柑橙 · 落日三色 #F98E1B 琥珀 / #F26B33 朱橙 / #EF4A52 珊瑚 */
:root[data-palette=orange]{--bg:#fdf8f2;--surface:#fff;--soft:#f9f1e7;--ink:#2a201a;--muted:#7d6d5f;--line:#efe2d3;--green:#c2451a;--green-soft:#fdefe3;--lime:#f98e1b;--deep:#331e16;--deep-ink:#fbeee2;--deep-line:#63402f;--deep-node:#472a1f;--deep-node-line:#f26b3359;--deep-mild:#f0d8c2;--deep-faint:#c2a48d;--deep-soft:#f8e4cd;--deep-dot:#f98e1b1f;--deep-orbit:#f26b3340;--deep-dot-a:#f9a45c;--deep-dot-b:#ffd0a6;--deep-dot-core:#f8c08a;--wash:#fdf0e2;--wash-line:#f5dcc2;--wash-ink:#5e2f18;--wash-ink-2:#7f3f1f;--stripe:#c2451a14}
:root[data-palette=orange][data-color-scheme=dark]{--bg:#1a1310;--surface:#241a15;--soft:#2e221b;--ink:#f2e9de;--muted:#b8a795;--line:#3f2e24;--green:#f98e1b;--green-soft:#3b2718;--lime:#ef4a52}
/* 蜜柑橙：三色各自的落点 —— 琥珀做高亮，朱橙做主色，珊瑚做强调 */
:root[data-palette=orange] .status-dot{background:#f98e1b}
:root[data-palette=orange] .featured-bottom>.eyebrow{color:#ffca93}
:root[data-palette=orange] .round-arrow{border-color:#f26b3366}
:root[data-palette=orange] .community-card p{color:#8a5b3f}
:root[data-palette=orange] .community-art{color:#f4bd94}
:root[data-palette=orange] .community-art span:nth-child(2){color:#f26b33}
:root[data-palette=orange] .tile-glyph{color:#f6d7bb}
:root[data-palette=orange] .tile-glyph i{color:#c2451a}
:root[data-palette=orange] .category-tile:nth-child(3n+2) .tile-glyph i{color:#f98e1b}
:root[data-palette=orange] .category-tile:nth-child(3n) .tile-glyph i{color:#ef4a52}
:root[data-palette=orange] .error-code span{color:#f98e1b}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-size:15px;line-height:1.7}a{color:inherit;text-decoration:none;transition:color .18s,background .18s,transform .18s}a:hover{color:var(--green)}button,input{font:inherit}button{cursor:pointer}button,a,input,summary{-webkit-tap-highlight-color:transparent}button{color:inherit}a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid var(--green);outline-offset:5px}img{max-width:100%;height:auto}svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.6}h1,h2,h3,p{margin-top:0}h1,h2,h3{line-height:1.4;letter-spacing:-.025em}button{border:0;background:none}button:disabled{cursor:wait;opacity:.6}[hidden]{display:none!important}.shell{width:min(var(--content-width),calc(100% - 2 * var(--page-gutter)));margin-inline:auto}.site-header{height:89px;border-bottom:1px solid var(--line);background:var(--bg);position:relative;z-index:30}.header-inner{height:100%;display:flex;align-items:center;gap:46px}.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;font-size:22px;font-weight:750;letter-spacing:-.8px;line-height:1.08}.brand img{width:36px;height:36px;object-fit:contain}.brand-green{color:var(--green)}.brand small{display:block;font-size:9px;letter-spacing:3.5px;font-weight:500;color:var(--muted);margin-top:7px}.desktop-nav{display:flex;align-items:center;gap:27px;font-size:14px;font-weight:550;white-space:nowrap}.desktop-nav>.menu-tree>li>a{padding:31px 0;border-bottom:2px solid transparent}.desktop-nav>.menu-tree>li>a[aria-current]{border-color:var(--green);color:var(--green)}.mobile-nav>.menu-tree>li>a[aria-current]{color:var(--green)}.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto}.search-button{display:flex;align-items:center;gap:9px;font-size:12px;padding:8px 11px;border:1px solid var(--line);border-radius:7px;color:var(--muted)}kbd{font-family:inherit;font-size:10px;color:var(--muted);border:1px solid var(--line);padding:0 4px;border-radius:3px;margin-left:15px}.icon-button{width:34px;height:34px;font-size:21px}.mobile-toggle{display:none}.mobile-nav{background:var(--bg);border-bottom:1px solid var(--line);padding-block:16px}.mobile-nav>a{display:block;padding:10px}.menu-tree{list-style:none;margin:0;padding:0;display:flex;gap:22px}.menu-tree li{position:relative;display:flex;gap:5px}.menu-tree details>.menu-tree{position:absolute;top:100%;left:0;background:var(--surface);padding:18px;border:1px solid var(--line);border-radius:8px;min-width:180px;display:flex;flex-direction:column}.menu-tree summary{list-style:none;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;width:15px;height:15px;color:var(--muted);transition:color .18s}.menu-tree summary::-webkit-details-marker{display:none}.menu-tree summary:before{content:"";width:4.5px;height:4.5px;border-right:1.4px solid currentColor;border-bottom:1.4px solid currentColor;transform:translateY(-1px) rotate(45deg);transition:transform .2s}.menu-tree details[open]>summary:before{transform:translateY(1px) rotate(-135deg)}.menu-tree summary:hover,.menu-tree details[open]>summary{color:var(--green)}.desktop-nav>.menu-tree>li>details{display:flex;align-items:center}/* 面板贴回菜单文字下方：31px 对应一级项为撑满 header 加的下内边距 */
.desktop-nav>.menu-tree>li>details>.menu-tree{top:calc(100% - 31px)}.skip-link{position:absolute;left:20px;top:-60px;padding:10px;background:var(--green);color:white;z-index:100}.skip-link:focus{top:10px}
.home-hero{display:grid;grid-template-columns:1.16fr 1fr;gap:72px;align-items:center;padding:54px 0 46px}.eyebrow{font-size:10px;letter-spacing:2px;font-weight:650;color:var(--green);display:flex;align-items:center;gap:8px}.status-dot{display:inline-block;flex-shrink:0;width:6px;height:6px;border-radius:50%;background:var(--green)}.hero-copy h1{font-size:48px;line-height:1.35;letter-spacing:-2px;font-weight:750;max-width:490px;margin:24px 0 18px;text-wrap:balance}.hero-copy>p{font-size:15px;color:var(--muted);line-height:1.95;max-width:465px;margin-bottom:27px}.hero-actions{display:flex;align-items:center;gap:25px}.button{display:inline-flex;align-items:center;justify-content:center;gap:22px;min-height:44px;padding:10px 20px;border-radius:7px;font-size:13px;font-weight:600}.primary{background:var(--green);color:var(--bg)}.primary:hover{background:var(--ink);color:var(--bg);transform:translateY(-2px)}.subtle{border:1px solid var(--line);background:var(--surface)}.text-link{font-size:12px;font-weight:600;color:var(--green)}.hero-caption{display:flex;gap:10px;align-items:center;font-family:monospace;font-size:9px;letter-spacing:2.5px;color:var(--muted);margin-top:32px}.mini-leaf{width:23px;height:23px;border:1px solid var(--line);border-radius:50%;display:grid;place-items:center;color:var(--green);font-size:15px}.featured{position:relative;isolation:isolate;display:flex;flex-direction:column;justify-content:space-between;background:var(--deep);color:var(--deep-ink);border:1px solid var(--deep-line);min-height:350px;border-radius:12px;overflow:hidden;padding:23px 27px}.featured:hover{color:#fff;transform:translateY(-3px)}.featured:before{content:"";position:absolute;inset:0;background-image:radial-gradient(var(--deep-dot) .65px,transparent .65px);background-size:16px 16px;z-index:-1}.featured-top{display:flex;justify-content:space-between;font-size:11px;color:var(--deep-mild)}.featured-no{font-size:9px;font-family:monospace;letter-spacing:1px;color:var(--deep-faint)}.orbit-art{position:absolute;width:310px;height:250px;top:14px;right:3px;opacity:.95;z-index:-1}.orbit{position:absolute;width:220px;height:125px;border:1px solid var(--deep-orbit);border-radius:50%;left:44px;top:44px;transform:rotate(-25deg)}.orbit-two{transform:rotate(37deg);width:205px;height:155px;top:28px}.art-core{position:absolute;left:119px;top:50px;font-size:64px;font-weight:700;font-family:Georgia,serif;color:var(--deep-dot-core);transform:rotate(-12deg)}.art-core span{font-family:monospace;font-weight:300;font-size:40px;vertical-align:super}.art-node{position:absolute;border:1px solid var(--deep-node-line);background:var(--deep-node);padding:2px 10px;border-radius:5px;font-size:9px;font-family:monospace;color:var(--deep-soft)}.node-java{left:44px;top:37px;transform:rotate(-10deg)}.node-ai{right:24px;top:81px;transform:rotate(7deg)}.node-spring{left:67px;top:156px;transform:rotate(7deg)}.art-dot{position:absolute;width:8px;height:8px;background:var(--deep-dot-a);top:15px;left:180px;border-radius:50%;box-shadow:0 0 16px var(--deep-dot-b)}.featured-bottom{padding-top:164px}.featured-bottom>.eyebrow{font-size:9px;letter-spacing:1.6px;color:#c5e5a4}.featured h2{font-size:22px;line-height:1.5;max-width:405px;margin:10px 0 16px}.featured-bottom>div{display:flex;justify-content:space-between;align-items:center;font-size:10px;color:var(--deep-faint)}.round-arrow{width:26px;height:26px;border:1px solid #a3bd8a66;border-radius:50%;display:grid;place-items:center;font-size:16px}
.topic-rail{display:grid;grid-template-columns:1.45fr repeat(5,1fr);border:1px solid var(--line);border-radius:10px;background:var(--surface);margin-bottom:46px;padding:20px 10px}.topic-rail>a{padding:0 20px;display:flex;flex-direction:column;justify-content:center;border-right:1px solid var(--line)}.topic-rail>a:last-child{border:0}.topic-rail strong{font-size:12px;font-weight:600}.topic-rail small{font-size:10px;color:var(--muted);margin-top:3px}.topic-rail .topic-all{display:flex;flex-direction:row;align-items:center;gap:12px}.topic-all span:last-child{display:flex;flex-direction:column}.topic-icon{width:32px;height:32px;background:var(--green-soft);color:var(--green);display:grid;place-items:center;font-size:22px;border-radius:8px}.feed-layout{display:grid;grid-template-columns:minmax(0,1fr) var(--sidebar-width);gap:var(--column-gap);padding-bottom:60px}.section-heading{display:flex;justify-content:space-between;align-items:center;gap:16px}.section-heading h2{font-size:16px;margin:0;display:flex;align-items:center;gap:10px}.section-heading .muted{font-size:11px}.feed-heading{margin-bottom:20px}.muted{color:var(--muted);font-size:12px}.filter-bar{display:flex;gap:5px;overflow:auto;scrollbar-width:thin;padding-bottom:15px;border-bottom:1px solid var(--line)}.filter-bar>a{font-size:11px;white-space:nowrap;padding:5px 11px;color:var(--muted);border-radius:5px}.filter-bar>a.active{background:var(--green-soft);color:var(--green);font-weight:600}.filter-bar>a:hover{background:var(--soft);color:var(--green)}.post-card{display:flex;gap:30px;padding:25px 0;border-bottom:1px solid var(--line);align-items:center}.post-card-main{min-width:0;flex:1}.post-labels{display:flex;align-items:center;gap:12px;flex-wrap:wrap;font-size:10px;margin-bottom:8px}.category-label{color:var(--green);font-weight:650}.quiet-tag{font-size:9px;color:var(--muted)}.pinned{color:var(--green);background:var(--green-soft);padding:0 5px;border-radius:3px}.post-card h2{font-size:19px;line-height:1.55;letter-spacing:-.4px;margin-bottom:8px}.excerpt{font-size:12px;line-height:1.85;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:14px}.post-meta{display:flex;gap:12px;align-items:center;flex-wrap:wrap;font-size:10px;color:var(--muted)}.author-link{display:inline-flex;align-items:center;gap:6px}.avatar-small{width:21px;height:21px;border-radius:50%;background:var(--green-soft);color:var(--green);display:inline-flex;align-items:center;justify-content:center;font-size:10px;text-transform:uppercase}.post-visual{flex:0 0 151px;height:115px;background:var(--wash);border:1px solid var(--wash-line);border-radius:7px;position:relative;overflow:hidden;display:flex;flex-direction:column;justify-content:center;align-items:center;isolation:isolate;color:var(--wash-ink-2)}.post-visual:before{content:"";position:absolute;inset:0;background:linear-gradient(45deg,transparent 49%,var(--stripe) 49.5%,var(--stripe) 50.5%,transparent 51%);background-size:15px 15px;z-index:-1}.post-visual[data-topic=Java]{background:#f4eee2;color:#927139;border-color:#ebe3d6}.post-visual[data-topic=Agent],.post-visual[data-topic=开源精选]{background:#e9edf4;color:#5e6d94;border-color:#dde3ee}.post-visual[data-topic=效率工具]{background:#edeaf2;color:#786293;border-color:#e5dfee}.post-visual img{width:100%;height:100%;object-fit:cover}.visual-code{font-family:monospace;font-size:31px;line-height:1.4;opacity:.65}.post-visual strong{font-size:13px;font-weight:600}.post-visual small{font-size:5px;letter-spacing:1.5px;margin-top:5px}.sidebar{padding-top:1px}.community-card{padding:25px 25px 12px;background:var(--wash);border-radius:10px;border:1px solid var(--wash-line);color:var(--wash-ink);overflow:hidden;position:relative}.community-card .eyebrow{font-size:8px;letter-spacing:1.4px}.community-card h2{font-size:24px;line-height:1.55;margin:20px 0 12px;font-weight:600}.community-card p{font-size:11px;line-height:1.9;color:#687561;max-width:220px;margin-bottom:17px}.community-card>a{display:flex;justify-content:space-between;font-size:10px;font-weight:600}.community-art{display:flex;justify-content:center;gap:18px;align-items:center;font-size:85px;line-height:1.4;font-weight:200;color:#9cac8f;margin-top:8px;font-family:monospace}.community-art span:nth-child(2){font-size:65px;color:#6f8b59}.side-section{padding:28px 0;border-bottom:1px solid var(--line)}.side-section .section-heading{margin-bottom:18px}.side-section h2{font-size:13px}.side-section .section-heading>a{font-size:16px}.tag-cloud{display:flex;flex-wrap:wrap;gap:8px}.tag-cloud a{padding:4px 9px;border:1px solid var(--line);border-radius:5px;font-size:10px;display:flex;gap:7px;background:var(--surface)}.tag-cloud a:hover{border-color:var(--green);color:var(--green)}.tag-cloud small{color:var(--muted);font-size:9px}.side-note{font-size:14px;line-height:1.9;margin:15px 0}.pagination{display:flex;align-items:center;justify-content:center;gap:25px;margin:30px 0;font-size:12px;color:var(--muted)}
.page-heading{padding:58px 0 36px;border-bottom:1px solid var(--line);margin-bottom:34px}.page-heading h1{font-size:38px;margin:15px 0;letter-spacing:-1.3px}.page-heading p{font-size:15px;color:var(--muted);max-width:720px;line-height:1.9}.breadcrumb{font-size:11px;color:var(--muted);display:flex;align-items:center;gap:10px;margin-bottom:25px}.result-count{font-size:11px;color:var(--green);border:1px solid var(--line);padding:4px 9px;border-radius:4px}.category-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;padding-bottom:65px}.category-tile{padding:25px;border:1px solid var(--line);border-radius:11px;background:var(--surface);position:relative;overflow:hidden}.category-tile:hover{transform:translateY(-4px);border-color:var(--green)}.tile-top{display:flex;justify-content:space-between;font:11px monospace;color:var(--muted)}.tile-glyph{display:block;font:50px monospace;letter-spacing:10px;color:#c2d3b9;margin:20px 0 16px}.tile-glyph i{font-style:normal;color:var(--green);font-size:46px}.category-tile:nth-child(3n+2) .tile-glyph i{color:#a28a58}.category-tile:nth-child(3n) .tile-glyph i{color:#828db0}.category-tile h2{font-size:23px;margin-bottom:10px}.category-tile p{font-size:12px;line-height:1.9;color:var(--muted);min-height:45px}.tile-count{display:block;border-top:1px solid var(--line);padding-top:15px;font-size:11px;color:var(--green)}.tag-toolbar{display:flex;align-items:center;gap:20px;margin-bottom:28px;font-size:13px}.tag-toolbar input{background:var(--surface);color:var(--ink);border:1px solid var(--line);border-radius:6px;padding:10px 14px;width:320px;max-width:100%;font-size:12px}.tag-directory{display:grid;grid-template-columns:repeat(3,1fr);gap:15px;padding-bottom:65px}.tag-directory>a{border:1px solid var(--line);border-radius:8px;padding:21px;display:flex;align-items:center;gap:12px;background:var(--surface)}.tag-directory strong{font-size:14px;overflow-wrap:anywhere}.tag-directory .hash{font-size:24px;color:var(--green)}.tag-directory .muted{margin-left:auto;white-space:nowrap;font-size:10px}.tag-directory>a>span:last-child{color:var(--green)}.archive-year{display:grid;grid-template-columns:180px 1fr;gap:30px;border-bottom:1px solid var(--line);padding:20px 0 36px;margin-bottom:25px}.archive-year>h2{font-size:48px;color:var(--green);font-weight:500}.archive-month{margin-bottom:28px}.archive-month h3{font-size:14px;margin-bottom:14px}.archive-month>a{display:flex;gap:22px;padding:16px 0;border-bottom:1px solid var(--line);align-items:baseline}.archive-month time{font:11px monospace;color:var(--muted);white-space:nowrap}.archive-month>a>span:nth-child(2){flex:1;font-size:14px}.archive-month>a>span:last-child{color:var(--green)}
.article-heading{width:100%;padding:37px 0 35px;margin:0 auto;border-bottom:1px solid var(--line)}.article-heading h1{font-size:39px;line-height:1.5;margin:16px 0 20px;max-width:980px;letter-spacing:-1px}.article-deck{font-size:15px;color:var(--muted);line-height:1.95;max-width:840px;margin-bottom:25px}.article-heading .post-meta{font-size:11px;gap:18px}.article-heading .avatar-small{width:28px;height:28px;font-size:12px}.text-button{font-size:11px;padding:0;margin-left:auto;color:var(--green)}.reading-layout{width:100%;margin:38px 0 75px;display:grid;grid-template-columns:minmax(0,1fr) var(--sidebar-width);gap:var(--column-gap)}.reading-layout-without-toc{grid-template-columns:minmax(0,1fr)}.article-body{min-width:0}.article-cover{width:100%;border-radius:10px;margin-bottom:30px}.prose{font-size:16px;line-height:1.95;overflow-wrap:anywhere}.prose>*:first-child{margin-top:0}.prose p{margin:0 0 1.5em}.prose h2{font-size:25px;line-height:1.5;margin:2em 0 1em;padding-bottom:12px;border-bottom:1px solid var(--line)}.prose h3{font-size:20px;margin:1.7em 0 .8em}.prose h4{font-size:17px}.prose a{color:var(--green);text-decoration:underline;text-underline-offset:3px;text-decoration-color:color-mix(in srgb,var(--green),transparent 65%)}.prose img{border-radius:8px;height:auto;display:block;margin:26px auto}.prose figure{margin:26px 0}.prose figcaption{font-size:12px;color:var(--muted);text-align:center}.prose code{font:13px/1.75 ui-monospace,SFMono-Regular,Consolas,monospace;padding:3px 5px;background:var(--soft);border-radius:4px;overflow-wrap:anywhere}.prose pre{position:relative;background:#1c2c24;color:#deeadb;border:1px solid #3b4b3d;border-radius:9px;padding:40px 22px 22px;overflow:auto;font-size:13px;line-height:1.8;margin:25px 0}.prose pre code{color:inherit;background:none;padding:0;border:0;border-radius:0;white-space:pre;overflow-wrap:normal}.copy-code{position:absolute;top:7px;right:9px;color:#c8d7bf;font-size:10px;padding:3px 9px;border:1px solid #64725e;border-radius:4px}.prose blockquote{margin:25px 0;padding:18px 24px;border-left:3px solid var(--green);background:var(--green-soft);color:var(--green);border-radius:0 8px 8px 0;font-size:15px}.prose blockquote p:last-child{margin:0}.prose ul,.prose ol{padding-left:25px;margin:1em 0 1.5em}.prose li{margin:.35em 0}.prose table{border-collapse:collapse;min-width:100%;font-size:13px;line-height:1.75;margin:0}.table-scroll{overflow:auto;border:1px solid var(--line);border-radius:8px;margin:26px 0}.prose th,.prose td{padding:12px 16px;border-bottom:1px solid var(--line);text-align:left;min-width:100px}.prose th{background:var(--soft);font-weight:600}.prose tr:last-child td{border-bottom:0}.prose hr{border:0;border-top:1px solid var(--line);margin:40px 0}.prose iframe,.prose video{max-width:100%}.reading-aside{position:relative}.toc-panel{position:sticky;top:32px;border-left:1px solid var(--line);padding-left:22px}.toc-panel .eyebrow{font-size:8px;color:var(--muted)}.toc-panel h2{font-size:14px;margin:9px 0 18px}.toc-panel ol{list-style:none;padding:0;margin:0 0 24px;max-height:65vh;overflow:auto}.toc-panel li{margin:12px 0;font-size:11px;color:var(--muted);line-height:1.7}.toc-panel li.sub{padding-left:12px;font-size:10px}.toc-panel a.active{color:var(--green);font-weight:650}.toc-panel .text-link{font-size:10px}.reading-progress{position:fixed;top:0;left:0;height:3px;width:0;background:var(--green);z-index:100}.article-end{padding:40px 0;margin-top:25px;border-top:1px solid var(--line);display:flex;flex-direction:column;align-items:center;gap:22px;font-size:11px;color:var(--muted)}.post-navigation{display:grid;grid-template-columns:1fr 1fr;gap:15px}.post-navigation>a{border:1px solid var(--line);border-radius:8px;padding:18px;background:var(--surface)}.post-navigation small{display:block;font-size:10px;color:var(--muted);margin-bottom:9px}.post-navigation strong{display:block;font-size:13px;line-height:1.75}.comments{border-top:1px solid var(--line);padding-top:30px;margin-top:40px}.comments h2{font-size:22px}.standalone{width:100%;margin:0 0 75px}.error-page{padding:60px 0 90px;text-align:center}.error-page>.eyebrow{justify-content:center}.error-code{font:160px/1.5 Georgia,serif;color:var(--green);letter-spacing:8px}.error-code span{color:#adc28b}.error-page h1{font-size:30px}.error-page p{font-size:14px;color:var(--muted);line-height:1.9;margin-bottom:28px}.error-page .text-link{margin-left:25px}.empty-state{text-align:center;padding:60px 20px;color:var(--muted)}.empty-symbol{font:50px monospace;color:var(--green)}.empty-state h2{font-size:22px;margin:20px 0 10px;color:var(--ink)}.empty-state p{font-size:13px}
.site-footer{border-top:1px solid var(--line);background:var(--soft)}.footer-top{display:flex;align-items:center;justify-content:space-between;padding-block:36px 26px}.footer-top .brand{font-size:19px}.footer-top .brand img{width:30px;height:30px}.footer-top p{font-size:11px;color:var(--muted);margin:13px 0 0}.footer-links{display:flex;gap:25px;font-size:11px;color:var(--muted)}.footer-bottom{display:flex;justify-content:space-between;gap:15px;padding:16px 0 22px;border-top:1px solid var(--line);font-size:9px;color:var(--muted)}.back-top{position:fixed;right:24px;bottom:24px;background:var(--green);color:var(--bg);width:38px;height:38px;border-radius:50%;z-index:30;font-size:20px}.toast{position:fixed;bottom:30px;left:50%;transform:translateX(-50%);max-width:90%;padding:12px 22px;background:var(--ink);color:var(--bg);border-radius:8px;z-index:100;font-size:13px}.moment-list{width:100%;margin:0 0 70px}.moment-card{position:relative;padding:26px 30px;margin:20px 0;border:1px solid var(--line);border-radius:12px;background:var(--surface)}.moment-card .post-meta{margin-bottom:18px}.moment-card .prose{font-size:15px}.moment-media{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin:18px 0}.moment-media img{border-radius:8px;width:100%;max-height:320px;object-fit:cover}.moment-media video,.moment-media audio{width:100%;max-width:100%}.moment-tags{font-size:11px;color:var(--green)}
@media(min-width:1450px){:root{--content-width:1280px;--page-gutter:60px;--sidebar-width:300px;--column-gap:60px}.home-hero{gap:100px}.hero-copy h1{font-size:52px}.featured{min-height:365px}}
@media(max-width:1100px){:root{--page-gutter:24px;--sidebar-width:245px;--column-gap:30px}.header-inner{gap:28px}.desktop-nav{gap:18px}.search-button span,.search-button kbd{display:none}.search-button{border:0;padding:0}.home-hero{gap:40px}.hero-copy h1{font-size:41px}.topic-rail{grid-template-columns:1.5fr repeat(4,1fr)}.topic-rail>a:last-child{display:none}.topic-rail>a{padding-inline:15px}.post-visual{flex-basis:125px;height:108px}.post-card{gap:20px}.post-card h2{font-size:18px}.article-heading h1{font-size:34px}}
@media(max-width:820px){.site-header{height:75px}.desktop-nav{display:none}.mobile-toggle{display:block}.brand{font-size:21px}.home-hero{gap:25px;padding-block:35px}.hero-copy h1{font-size:34px;letter-spacing:-1px}.hero-copy>p{font-size:13px}.hero-actions{gap:16px;flex-wrap:wrap}.hero-caption{margin-top:25px}.featured{padding:20px;min-height:345px}.featured h2{font-size:18px}.orbit-art{right:-25px;transform:scale(.9);transform-origin:top right}.topic-rail{grid-template-columns:repeat(4,1fr)}.topic-rail .topic-all{display:none}.topic-rail{margin-bottom:35px}.feed-layout{grid-template-columns:minmax(0,1fr);gap:30px}.sidebar{display:grid;grid-template-columns:1fr 1fr;gap:25px}.sidebar .side-section:last-child{display:none}.community-art{display:none}.community-card{padding:23px}.community-card h2{font-size:21px;margin-top:10px}.reading-layout{grid-template-columns:minmax(0,1fr)}.reading-aside{grid-row:1}.toc-panel{position:static;border:1px solid var(--line);border-radius:8px;padding:20px}.toc-panel ol{display:flex;flex-wrap:wrap;gap:9px 18px;max-height:150px;margin:0}.toc-panel li{margin:0}.toc-panel li.sub{display:none}.toc-panel>.text-link{display:none}.category-grid{grid-template-columns:repeat(2,1fr)}.tag-directory{grid-template-columns:repeat(2,1fr)}.article-heading h1{font-size:31px}.archive-year{grid-template-columns:120px 1fr}}
@media(max-width:580px){:root{--page-gutter:18px}.site-header{height:72px}.header-inner{gap:10px}.brand{font-size:20px}.brand img{width:31px;height:31px}.brand small{font-size:8px;letter-spacing:3px;margin-top:5px}.header-actions{gap:5px}.icon-button{width:30px}.home-hero{grid-template-columns:1fr;gap:29px;padding:34px 0 24px}.hero-copy .eyebrow{font-size:9px;letter-spacing:1px}.hero-copy h1{font-size:36px;max-width:320px;margin:18px 0 14px;line-height:1.4}.hero-copy>p{font-size:13px;margin-bottom:22px;max-width:370px}.hero-caption{display:none}.hero-actions{gap:20px}.button{font-size:12px;min-height:42px;padding:10px 17px}.featured{min-height:245px;padding:18px 22px}.featured-bottom{padding-top:80px}.featured h2{font-size:20px;max-width:95%;margin:10px 0}.orbit-art{width:280px;right:-8px;top:-10px;transform:scale(.66)}.featured-bottom>div{margin-top:7px}.topic-rail{display:flex;overflow:auto;margin:0 0 31px;border-radius:10px;padding:14px 10px;scrollbar-width:none}.topic-rail>a,.topic-rail>a:last-child{display:flex;flex:0 0 105px;padding:0 14px}.topic-rail .topic-all{display:none}.topic-rail strong{font-size:11px}.topic-rail small{font-size:9px}.section-heading .muted{font-size:9px}.feed-heading{margin-bottom:15px}.filter-bar{margin-right:-18px;padding-right:18px;gap:4px}.filter-bar>a{font-size:11px;padding:5px 10px}.post-card{padding:21px 0;gap:15px;align-items:flex-start}.post-card h2{font-size:17px;line-height:1.65;margin-bottom:7px}.post-visual{display:none}.post-labels{font-size:10px;gap:9px}.excerpt{font-size:12px;-webkit-line-clamp:2;margin-bottom:12px}.post-meta{font-size:9px;gap:9px}.post-meta>span:last-child{margin-left:auto}.sidebar{grid-template-columns:1fr;gap:0}.community-card{margin-top:0}.community-card h2 br{display:none}.community-card p{max-width:100%}.side-section{padding:22px 0}.feed-layout{padding-bottom:35px}.page-heading{padding:34px 0 27px;margin-bottom:24px}.page-heading h1{font-size:28px;line-height:1.5;letter-spacing:-.8px}.page-heading p{font-size:13px}.page-heading .eyebrow{font-size:9px}.category-grid{gap:12px;padding-bottom:40px}.category-tile{padding:17px}.tile-glyph{font-size:35px;letter-spacing:5px;margin:20px 0 14px}.tile-glyph i{font-size:32px}.category-tile h2{font-size:19px}.category-tile p{font-size:10px;min-height:55px}.tile-count{font-size:10px}.tag-toolbar{flex-direction:column;align-items:flex-start;gap:8px}.tag-toolbar input{width:100%}.tag-directory{grid-template-columns:1fr;gap:10px;padding-bottom:40px}.tag-directory>a{padding:15px 19px}.archive-year{grid-template-columns:1fr;gap:0}.archive-year>h2{font-size:38px;margin-bottom:20px}.archive-month>a{gap:13px;padding:14px 0}.archive-month>a>span:nth-child(2){font-size:13px}.article-heading{padding:25px 0}.article-heading h1{font-size:28px;line-height:1.5;letter-spacing:-.7px}.article-heading .breadcrumb{font-size:10px;margin-bottom:21px}.article-deck{font-size:13px;line-height:1.9}.article-heading .post-meta{gap:12px;font-size:10px}.text-button{margin-left:0}.reading-layout{margin-top:22px;gap:25px;margin-bottom:45px}.prose{font-size:15px;line-height:2}.prose h2{font-size:23px}.prose h3{font-size:19px}.prose pre{margin-inline:0;padding:38px 16px 18px}.prose th,.prose td{font-size:12px;padding:10px 12px}.prose blockquote{padding:15px 18px;font-size:14px}.post-navigation{grid-template-columns:1fr}.footer-top{align-items:flex-start;gap:25px;flex-direction:column;padding:28px 0 20px}.footer-bottom{flex-direction:column;gap:6px;font-size:9px}.footer-links{font-size:11px;gap:23px}.error-code{font-size:110px}.error-page h1{font-size:24px}.error-page .text-link{display:block;margin:22px 0 0}.moment-card{padding:20px}.moment-media{grid-template-columns:1fr}}
@media(prefers-reduced-motion:reduce){:root{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}

/* Fallback toolbar for plain code blocks. Shiki retains its own presentation. */
.code-shell{margin:25px 0;border:1px solid #3b4b3d;border-radius:9px;overflow:hidden;background:#1c2c24}
.code-actions{display:flex;align-items:center;justify-content:space-between;padding:9px 16px;background:#24372d;color:#b7c9bc;border-bottom:1px solid #3b4b3d;font:10px ui-monospace,monospace;letter-spacing:1px}
.code-actions .copy-code{position:static;color:#deeadb;border-color:#566d5e;font-family:inherit;letter-spacing:0}
.code-actions .copy-code:hover{background:#344b3d;color:#fff}
.code-shell .hljs-keyword,.code-shell .hljs-selector-tag,.code-shell .hljs-literal{color:#cbb7ff}
.code-shell .hljs-string,.code-shell .hljs-regexp,.code-shell .hljs-addition{color:#c3df9b}
.code-shell .hljs-number,.code-shell .hljs-symbol{color:#f3c58e}
.code-shell .hljs-comment,.code-shell .hljs-quote{color:#a2b5a8;font-style:italic}
.code-shell .hljs-title,.code-shell .hljs-section{color:#e4d197}
.code-shell .hljs-type,.code-shell .hljs-built_in,.code-shell .hljs-variable,.code-shell .hljs-params{color:#a8d5ff}
.code-shell .hljs-attr,.code-shell .hljs-attribute,.code-shell .hljs-name{color:#88d7ca}
.code-shell .hljs-meta{color:#f3c58e}
.code-shell .hljs-deletion{color:#ffb0aa}
.code-shell .hljs-emphasis{font-style:italic}
.code-shell .hljs-strong{font-weight:700}
.prose .code-shell pre{border:0;border-radius:0;margin:0;padding:20px}
.mobile-nav .menu-tree{flex-direction:column;gap:0}.mobile-nav .menu-tree>li{flex-wrap:wrap;align-items:center;padding:8px 10px}.mobile-nav .menu-tree details{flex:1}.mobile-nav .menu-tree details>.menu-tree{position:static;margin-top:8px;min-width:0;max-width:100%;padding:8px}

/* Full-height document shell: grow the content, never fix or overlay the footer. */
body {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
}
body > .site-header,
body > .site-footer {
  flex: none;
}
body > main.shell {
  flex: 1 0 auto;
  display: flow-root;
}
/* Tall desktop windows can afford a little more breathing room in the archive. */
@media (min-width: 821px) and (min-height: 1000px) {
  .archive-month > a {
    padding-block: clamp(16px, 1.5vh, 26px);
  }
}

/* A compact footer: brand and navigation, shared links, then legal credits. */
.footer-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  padding-block: 32px 26px;
}
.footer-brand p {margin: 10px 0 0;}
.footer-column {display: flex;align-items: center;flex-wrap: wrap;gap: 12px 26px;}
.footer-column h2,
.footer-network h2 {margin: 0;font-size: 11px;font-weight: 500;color: var(--muted);line-height: 1.8;}
.footer-column h2 {flex-basis: 100%;text-align: right;}
.footer-column > a {font-size: 12px;color: var(--ink);line-height: 1.8;}
.footer-network {display: flex;align-items: baseline;gap: 30px;border-top: 1px solid var(--line);padding-block: 18px;}
.footer-network h2 {flex: none;}
.footer-friends {display: flex;align-items: center;flex-wrap: wrap;gap: 8px 28px;min-width: 0;}
.footer-friends a {font-size: 12px;line-height: 1.8;color: var(--muted);overflow-wrap: anywhere;}
.footer-column > a:hover,
.footer-friends a:hover {color: var(--green);text-decoration: underline;text-underline-offset: 4px;}
.footer-bottom {flex-wrap: wrap;align-items: baseline;gap: 8px 24px;padding-block: 16px;}
.footer-bottom > a {margin-right: auto;}
.footer-credits {margin-left: auto;line-height: 1.8;}
.footer-credits a {color: var(--green);}
.credit-divider {padding-inline: 5px;opacity: .6;}
@media (max-width: 820px) {
  .footer-top {align-items: flex-start;gap: 24px;}
  .footer-column {gap: 10px 18px;}
  .footer-network {gap: 24px;}
  .footer-friends {gap: 8px 22px;}
}
@media (max-width: 580px) {
  .footer-top {flex-direction: column;gap: 24px;padding-block: 28px 22px;}
  .footer-column {gap: 12px 22px;}
  .footer-column h2 {flex-basis: auto;text-align: left;}
  .footer-network {flex-direction: column;gap: 10px;padding-block: 18px;}
  .footer-friends {gap: 10px 24px;}
  .footer-bottom {flex-direction: row;gap: 5px 14px;padding-block: 16px 22px;}
  .footer-credits {flex-basis: 100%;margin-left: 0;}
}

/* Keep the TOC and its ad in one normal flow, even before JS runs. */
@media (min-width: 821px) {
  .reading-aside-with-ad .toc-panel,
  .reading-aside:has(> .sidebar-ad:not([hidden])) .toc-panel {position: static;}
  .reading-aside-with-ad .toc-panel ol,
  .reading-aside:has(> .sidebar-ad:not([hidden])) .toc-panel ol {max-height: min(38vh, 360px);}
}
/* Named placements share one ad renderer; every unit stays in document flow. */
.theme-ad {margin-block: 26px;min-width: 0;width: 100%;padding-top: 20px;border-top: 1px solid var(--line);}
.theme-ad-label {display: block;margin-bottom: 10px;font-size: 10px;letter-spacing: .08em;color: var(--muted);}
.theme-ad-preview {display: flex;min-height: 120px;flex-direction: column;align-items: center;justify-content: center;gap: 8px;background: var(--soft);border: 1px dashed var(--line);color: var(--muted);font-size: 12px;}
.theme-ad-preview small {font-size: 10px;}
.theme-ad[data-ad-position=post_sidebar] .theme-ad-preview,
.theme-ad[data-ad-position=home_sidebar] .theme-ad-preview {min-height: 250px;}
.theme-ad ins {width: 100%;}
.theme-ad[data-ad-position=home_top] {margin-top: 0;}
@media (max-width: 820px) {
  .theme-ad:not(.theme-ad-mobile) {display: none;}
  .theme-ad {margin-block: 20px;}
}

/* Shared site identity reads Halo settings and tolerates long titles. */
.brand{min-width:0;flex-shrink:1;max-width:340px}
.brand img{flex:none}
.brand-mark{display:flex;align-items:center;justify-content:center;flex:none;width:36px;height:36px;background:var(--green-soft);color:var(--green);border-radius:9px;font-size:21px;letter-spacing:0}
.brand-copy{min-width:0;display:block}
.footer-brand{min-width:0;max-width:100%}
.brand-title{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.brand small{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;letter-spacing:1px}
.header-actions{flex:none}
@media(max-width:580px){.header-inner>.brand{flex:1}.brand-mark{width:31px;height:31px;font-size:18px}.footer-brand .brand{max-width:100%}}
/* 友链页（链接管理插件） */
.link-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:18px;margin:26px 0 40px}
.link-card{display:flex;gap:14px;align-items:flex-start;padding:18px;border:1px solid var(--line);border-radius:10px;background:var(--surface);transition:transform .18s,border-color .18s,box-shadow .18s}
.link-card:hover{transform:translateY(-2px);border-color:var(--green);box-shadow:0 6px 18px var(--stripe)}
.link-card__logo{flex-shrink:0;width:44px;height:44px;border-radius:9px;object-fit:cover;border:1px solid var(--line);background:var(--green-soft)}
.link-card__logo--fallback{display:grid;place-items:center;font-size:20px;font-weight:700;color:var(--green)}
.link-card__body{min-width:0;display:flex;flex-direction:column}
.link-card__body strong{font-size:14px;letter-spacing:-.01em}
.link-card__body p{margin:4px 0 6px;font-size:12px;color:var(--muted);line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.link-card__host{font-size:10px;color:var(--muted);font-family:monospace;letter-spacing:.5px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.link-empty{margin:30px 0 40px}
.link-apply{border:1px solid var(--line);border-radius:12px;background:var(--wash);padding:25px;margin-bottom:46px}
.link-apply h2{font-size:18px;margin:0 0 6px}
.link-apply>p.muted{font-size:12px;margin:0 0 18px}
.link-apply__form{display:grid;grid-template-columns:1fr 1fr;gap:14px 16px}
.link-apply__form label{display:flex;flex-direction:column;gap:6px;font-size:12px;font-weight:600;color:var(--ink)}
.link-apply__form .form-span{grid-column:1/-1}
.link-apply__form input,.link-apply__form textarea{border:1px solid var(--line);border-radius:7px;padding:9px 11px;font:inherit;font-size:13px;background:var(--surface);color:var(--ink);width:100%}
.link-apply__form input:focus-visible,.link-apply__form textarea:focus-visible{outline:2px solid var(--green);outline-offset:1px;border-color:var(--green)}
.link-apply__form textarea{min-height:74px;resize:vertical}
.link-apply__captcha{display:flex;gap:12px;align-items:flex-end}
.link-apply__captcha img{width:132px;height:44px;border-radius:7px;border:1px solid var(--line);background:var(--surface);cursor:pointer;flex-shrink:0}
.form-status{padding:10px 14px;border-radius:8px;font-size:13px;margin:0 0 16px}
.form-status--ok{background:var(--green-soft);color:var(--green)}
.form-status--err{background:#fbeae9;color:#a63d35}
@media(max-width:640px){.link-apply__form{grid-template-columns:1fr}}
.page-heading__desc{margin:-4px 0 0;font-size:13px;color:var(--muted);line-height:1.8;max-width:620px}
.footer-friends__more{color:var(--green);font-weight:550}
.footer-friends__more::after{content:" →"}