:root{--color-bg:#fdfdfc;--color-bg-soft:#f4f5f7;--color-text:#24292f;--color-text-soft:#4b5563;--color-muted:#6b7280;--color-border:#e5e7eb;--color-accent:#c25e1c;--color-accent-hover:#a34c14;--color-code-bg:#f2f4f7;--font-sans:-apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;--font-mono:ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;--container:880px;color-scheme:light}@media (prefers-color-scheme:dark){:root{--color-bg:#16181d;--color-bg-soft:#1e2128;--color-text:#d7dae0;--color-text-soft:#b0b5c0;--color-muted:#8a919e;--color-border:#2a2e37;--color-accent:#f0a35e;--color-accent-hover:#f6bd85;--color-code-bg:#1e222a;color-scheme:dark}}:root[data-theme=light]{--color-bg:#fdfdfc;--color-bg-soft:#f4f5f7;--color-text:#24292f;--color-text-soft:#4b5563;--color-muted:#6b7280;--color-border:#e5e7eb;--color-accent:#c25e1c;--color-accent-hover:#a34c14;--color-code-bg:#f2f4f7;color-scheme:light}:root[data-theme=dark]{--color-bg:#16181d;--color-bg-soft:#1e2128;--color-text:#d7dae0;--color-text-soft:#b0b5c0;--color-muted:#8a919e;--color-border:#2a2e37;--color-accent:#f0a35e;--color-accent-hover:#f6bd85;--color-code-bg:#1e222a;color-scheme:dark}*,:before,:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{min-height:100vh;font-family:var(--font-sans);color:var(--color-text);background:var(--color-bg);flex-direction:column;margin:0;font-size:16px;line-height:1.7;display:flex}img{max-width:100%;height:auto}a{color:var(--color-accent);text-decoration:none}a:hover{color:var(--color-accent-hover);text-underline-offset:3px;text-decoration:underline}a:focus-visible{outline:2px 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a:hover{color:var(--color-accent);text-decoration:none}.header-actions{align-items:center;gap:18px;display:flex}.theme-toggle{border:1px solid var(--color-border);background:var(--color-bg);width:34px;height:34px;color:var(--color-text-soft);cursor:pointer;border-radius:999px;justify-content:center;align-items:center;padding:0;display:inline-flex}.theme-toggle:hover{border-color:var(--color-accent);color:var(--color-accent)}.theme-toggle svg{width:17px;height:17px}.theme-toggle .icon-sun{display:none}.theme-toggle .icon-moon{display:block}@media (prefers-color-scheme:dark){:root:not([data-theme=light]) .theme-toggle .icon-sun{display:block}:root:not([data-theme=light]) .theme-toggle .icon-moon{display:none}}:root[data-theme=dark] .theme-toggle .icon-sun{display:block}:root[data-theme=dark] .theme-toggle .icon-moon{display:none}.site-main{flex:1;padding-block:40px 72px}.hero{padding-block:40px 24px}.hero-title{letter-spacing:.01em;margin:0 0 12px;font-size:clamp(2rem,5vw,2.6rem);line-height:1.25}.hero-description{max-width:40em;color:var(--color-text-soft);margin:0 0 20px;font-size:1.1rem}.hero-md{max-width:40em;color:var(--color-text-soft);margin:0 0 20px;font-size:1.05rem;line-height:1.8}.hero-md p{margin:0 0 .8em}.hero-md p:last-child{margin-bottom:0}.hero-links{flex-wrap:wrap;gap:4px 20px;font-size:.95rem;display:flex}.section{margin-block:48px}.section-title{border-bottom:1px solid var(--color-border);letter-spacing:.14em;text-transform:uppercase;color:var(--color-muted);margin:0 0 8px;padding-bottom:8px;font-size:.875rem;font-weight:600}.more-link{margin:20px 0 0;font-size:.95rem}.post-list{display:block}.post-card{border-bottom:1px solid var(--color-border);padding-block:24px}.post-list .post-card:first-child{padding-top:16px}.post-cover{border:1px solid var(--color-border);border-radius:8px;margin:0 0 12px}.post-meta{color:var(--color-muted);flex-wrap:wrap;align-items:center;gap:8px;font-size:.875rem;display:flex}.post-category{color:var(--color-accent);font-weight:500}.meta-sep{color:var(--color-border)}.post-title{margin:6px 0 8px;font-size:1.3rem;line-height:1.4}.post-title a{color:var(--color-text)}.post-title a:hover{color:var(--color-accent);text-decoration:none}.post-description{color:var(--color-text-soft);max-width:46em;margin:0 0 10px;font-size:.95rem}.post-tags{flex-wrap:wrap;gap:8px;display:flex}.tag-chip{border:1px solid var(--color-border);color:var(--color-text-soft);background:var(--color-bg);border-radius:999px;padding:2px 12px;font-size:.8125rem;display:inline-block}.tag-chip:hover{border-color:var(--color-accent);color:var(--color-accent);text-decoration:none}.tag-chip-strong{color:var(--color-text);background:var(--color-bg-soft)}.chip-row{flex-wrap:wrap;gap:10px;margin-block:14px;display:flex}.home-layout{display:block}.home-main,.home-side{min-width:0}@media 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