:root{--skill-max-width: 800px;--skill-content-width: 680px;--success: #22c55e}.skill-page{background:var(--bg-base)}.skill-container{max-width:var(--skill-max-width);margin:0 auto;padding:48px 32px 64px}@media(max-width:768px){.skill-container{padding:24px 20px 48px}}.skill-back{display:none;align-items:center;gap:8px;font-size:13px;color:var(--text-tertiary);text-decoration:none;margin-bottom:24px;transition:color .15s ease}.skill-back:hover{color:var(--text-secondary)}.skill-back svg{opacity:.7}@media(min-width:1024px){.skill-back{display:inline-flex}}.skill-breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;line-height:1;color:var(--text-muted);margin-bottom:16px}.skill-breadcrumb-link{color:var(--text-tertiary);text-decoration:none;transition:color .15s ease}.skill-breadcrumb-link:hover{color:var(--text-secondary);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}.skill-breadcrumb-sep{color:var(--text-muted);opacity:.4;font-weight:300;user-select:none}.skill-breadcrumb-current{color:var(--text-tertiary)}.skill-title{font-size:clamp(36px,5vw,48px);font-weight:600;letter-spacing:-.03em;line-height:1.1;color:var(--text-primary);margin:0 0 12px}.skill-title-slash{color:var(--text-muted);font-weight:400;opacity:.5}.skill-meta{font-size:14px;color:var(--text-muted);margin:0 0 20px}.skill-meta-author{color:var(--text-tertiary)}.skill-desc{font-size:17px;line-height:1.6;color:var(--text-secondary);max-width:60ch;margin:0 0 28px}.skill-actions{display:flex;flex-wrap:wrap;align-items:center;gap:10px}.skill-btn{display:inline-flex;align-items:center;gap:8px;height:36px;padding:0 14px;font-size:13px;font-weight:500;border-radius:8px;border:none;cursor:pointer;text-decoration:none;transition:all .15s ease}.skill-btn svg{flex-shrink:0}.skill-btn-primary{background:var(--text-primary);color:var(--bg-base)}.skill-btn-primary:hover{opacity:.85}.skill-btn-primary:active{transform:scale(.98)}.skill-btn-secondary{background:transparent;color:var(--text-secondary);border:1px solid var(--border-subtle)}.skill-btn-secondary:hover{background:#00000008;border-color:var(--border-default);color:var(--text-primary)}[data-theme=dark] .skill-btn-secondary:hover{background:#ffffff0a}.skill-btn-secondary:active{transform:scale(.98)}.skill-divider{height:1px;background:var(--text-primary);opacity:.06;margin:40px 0}[data-theme=dark] .skill-divider{opacity:.08}.skill-body{max-width:var(--skill-content-width)}.skill-empty{text-align:center;padding:64px 24px}.skill-empty-icon{width:56px;height:56px;margin:0 auto 20px;border-radius:50%;background:var(--bg-muted);display:flex;align-items:center;justify-content:center;color:var(--text-muted)}.skill-empty-text{font-size:15px;color:var(--text-tertiary);margin:0}.skill-empty-link{display:inline-flex;align-items:center;gap:6px;margin-top:16px;font-size:14px;color:var(--text-secondary);text-decoration:none;transition:color .15s ease}.skill-empty-link:hover{color:var(--text-primary);text-decoration:underline;text-underline-offset:3px}.skill-footer{max-width:var(--skill-max-width);margin:0 auto;padding:32px 32px 48px;display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--bg-muted)}.skill-footer-link{font-size:13px;color:var(--text-tertiary);text-decoration:none;transition:color .15s ease}.skill-footer-link:hover{color:var(--text-secondary)}.skill-footer-link strong{font-weight:600;color:var(--text-secondary)}@media(max-width:768px){.skill-footer{padding:24px 20px 32px;flex-direction:column;gap:12px;text-align:center}}.skill-prose{font-size:16px;line-height:1.75;color:var(--text-secondary)}.skill-prose h1{font-size:28px;font-weight:600;letter-spacing:-.02em;line-height:1.25;color:var(--text-primary);margin:48px 0 20px}.skill-prose h2{font-size:22px;font-weight:600;letter-spacing:-.015em;line-height:1.3;color:var(--text-primary);margin:40px 0 16px;padding-bottom:12px;border-bottom:1px solid var(--bg-muted)}.skill-prose h3{font-size:17px;font-weight:600;line-height:1.4;color:var(--text-primary);margin:32px 0 12px}.skill-prose h4{font-size:15px;font-weight:600;line-height:1.4;color:var(--text-primary);margin:24px 0 8px}.skill-prose>h1:first-child,.skill-prose>h2:first-child,.skill-prose>h3:first-child{margin-top:0}.skill-prose p{margin:0 0 20px}.skill-prose a{color:var(--text-primary);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px;text-decoration-color:var(--text-muted);transition:text-decoration-color .15s ease}.skill-prose a:hover{text-decoration-color:var(--text-primary)}.skill-prose code{font-family:var(--font-mono);font-size:.875em;background:var(--bg-muted);padding:3px 7px;border-radius:5px;border:1px solid rgba(0,0,0,.04)}[data-theme=dark] .skill-prose code{border-color:#ffffff0f}.skill-prose pre{font-family:var(--font-mono);font-size:13px;line-height:1.65;background:var(--bg-muted);border:1px solid rgba(0,0,0,.04);border-radius:10px;padding:20px 24px;overflow-x:auto;margin:24px 0}[data-theme=dark] .skill-prose pre{border-color:#ffffff0f}.skill-prose pre code{background:none;border:none;padding:0;font-size:inherit;border-radius:0}.skill-prose ul,.skill-prose ol{margin:20px 0;padding-left:24px}.skill-prose ul{list-style-type:disc}.skill-prose ol{list-style-type:decimal}.skill-prose li{margin-bottom:10px;padding-left:4px}.skill-prose li::marker{color:var(--text-muted)}.skill-prose li>ul,.skill-prose li>ol{margin:8px 0 0}.skill-prose blockquote{margin:24px 0;padding:16px 20px;border-left:3px solid var(--text-muted);background:#00000004;border-radius:0 8px 8px 0;color:var(--text-tertiary)}[data-theme=dark] .skill-prose blockquote{background:#ffffff05}.skill-prose blockquote p{margin:0}.skill-prose blockquote p+p{margin-top:12px}.skill-prose hr{border:none;height:1px;background:var(--bg-muted);margin:40px 0}.skill-prose table{width:100%;border-collapse:collapse;margin:24px 0;font-size:14px}.skill-prose th,.skill-prose td{padding:12px 16px;text-align:left;border-bottom:1px solid var(--bg-muted)}.skill-prose th{font-weight:600;color:var(--text-primary);background:var(--bg-muted)}.skill-prose th:first-child{border-radius:6px 0 0}.skill-prose th:last-child{border-radius:0 6px 0 0}.skill-prose img{max-width:100%;height:auto;border-radius:8px;margin:24px 0}.skill-prose strong{font-weight:600;color:var(--text-primary)}.skill-prose em{font-style:italic}.skill-prose dl{margin:20px 0}.skill-prose dt{font-weight:600;color:var(--text-primary);margin-top:16px}.skill-prose dd{margin:4px 0 0 20px}.skill-prose input[type=checkbox]{margin-right:8px;accent-color:var(--text-primary)}@media(max-width:640px){.skill-title{font-size:32px}.skill-desc{font-size:16px}.skill-actions{flex-direction:column;align-items:stretch}.skill-btn{justify-content:center;width:100%}.skill-prose{font-size:15px}.skill-prose h1{font-size:24px}.skill-prose h2{font-size:20px}.skill-prose h3{font-size:16px}.skill-prose pre{padding:16px;font-size:12px;border-radius:8px}}