:root{--primary: #0066cc;--primary-light: #3385ff;--primary-dark: #0052a3;--primary-bg: #f0f6ff;--bg-primary: #ffffff;--bg-secondary: #f5f5f5;--bg-tertiary: #eeeeee;--text-primary: #1a1a1a;--text-secondary: #666666;--text-tertiary: #999999;--border: #e0e0e0;--color-success: #10b981;--color-warning: #f59e0b;--color-danger: #ef4444;--color-info: #3b82f6;--color-code-bg: #f5f5f5;--color-code-text: #1a1a1a;--color-code-line: #e0e0e0;--shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, .08);--shadow-md: 0 4px 8px -2px rgba(0, 0, 0, .12);--shadow-lg: 0 8px 16px -2px rgba(0, 0, 0, .16);--shadow-xl: 0 16px 32px -4px rgba(0, 0, 0, .2);--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px;--radius-full: 9999px;--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--spacing-2xl: 3rem;--spacing-3xl: 4rem;--font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", Arial, sans-serif;--font-cn: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "WenQuanYi Micro Hei", sans-serif;--font-mono: "Fira Code", "Courier New", monospace;--header-height: 64px;--max-width: 1200px}html[data-theme=dark]{--bg-primary: #1a1a1a;--bg-secondary: #252525;--bg-tertiary: #303030;--text-primary: #ffffff;--text-secondary: #b0b0b0;--text-tertiary: #808080;--border: #404040;--primary-bg: #0d1f3c;--color-code-bg: #2d2d2d;--color-code-text: #e0e0e0;--color-code-line: #404040;--shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, .3);--shadow-md: 0 4px 8px -2px rgba(0, 0, 0, .4);--shadow-lg: 0 8px 16px -2px rgba(0, 0, 0, .5);--shadow-xl: 0 16px 32px -4px rgba(0, 0, 0, .6)}@media (prefers-color-scheme: dark){html:not([data-theme=light]):not([data-theme=dark]){--bg-primary: #1a1a1a;--bg-secondary: #252525;--bg-tertiary: #303030;--text-primary: #ffffff;--text-secondary: #b0b0b0;--text-tertiary: #808080;--border: #404040;--primary-bg: #0d1f3c;--color-code-bg: #2d2d2d;--color-code-text: #e0e0e0;--color-code-line: #404040;--shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, .3);--shadow-md: 0 4px 8px -2px rgba(0, 0, 0, .4);--shadow-lg: 0 8px 16px -2px rgba(0, 0, 0, .5);--shadow-xl: 0 16px 32px -4px rgba(0, 0, 0, .6)}}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.page-enter{animation:fadeIn .3s ease}@keyframes slideUp{0%{transform:translateY(100%)}to{transform:translateY(0)}}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes fadeInUp{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}body{font-family:var(--font-sans),var(--font-cn);font-size:1rem;line-height:1.7;color:var(--text-primary);background-color:var(--bg-primary);transition:background-color .3s,color .3s;min-height:100vh}.container{max-width:var(--max-width);margin-left:auto;margin-right:auto;padding-left:var(--spacing-lg);padding-right:var(--spacing-lg)}@media (max-width: 768px){.container{padding-left:var(--spacing-md);padding-right:var(--spacing-md)}}h1{font-size:2.5rem;line-height:1.2;font-weight:700;letter-spacing:-.5px;margin:1.5em 0 .5em}h2{font-size:1.875rem;line-height:1.3;font-weight:600;margin:1.2em 0 .4em;border-bottom:2px solid var(--primary);padding-bottom:.3em}h3{font-size:1.5rem;font-weight:600;margin:1em 0 .3em}h4{font-size:1.25rem;font-weight:600;margin:.8em 0 .3em}p{font-size:1rem;line-height:1.7;margin-bottom:1em;color:var(--text-primary)}ul,ol{margin:1em 0;padding-left:2em;line-height:1.8}li{margin-bottom:.5em}a{color:var(--text-primary);text-decoration:none;transition:color .2s}a:hover{color:var(--primary)}blockquote{border-left:4px solid var(--primary);padding-left:1em;margin:1.5em 0;color:var(--text-secondary);font-style:italic}code{font-family:var(--font-mono);font-size:.9em;background-color:var(--color-code-bg);color:var(--color-code-text);padding:2px 6px;border-radius:3px}pre{font-family:var(--font-mono);background-color:var(--color-code-bg);border:1px solid var(--border);border-radius:var(--radius-md);padding:var(--spacing-md);overflow-x:auto;margin:var(--spacing-lg) 0;font-size:.9rem;line-height:1.6}pre code{background:none;padding:0;font-size:inherit}.code-block-wrapper{margin:var(--spacing-lg) 0;border:1px solid var(--border);border-radius:var(--radius-md);overflow:hidden}.code-block-header{display:flex;align-items:center;justify-content:space-between;padding:6px 12px;background-color:var(--surface);border-bottom:1px solid var(--border);font-size:.8rem}.code-lang-label{font-family:var(--font-mono);color:var(--text-secondary);font-size:.75rem;text-transform:uppercase;letter-spacing:.05em}.code-copy-btn{display:inline-flex;align-items:center;gap:4px;padding:2px 8px;font-size:.75rem;color:var(--text-secondary);background:none;border:1px solid var(--border);border-radius:var(--radius-sm);cursor:pointer;transition:all .15s}.code-copy-btn:hover{color:var(--primary);border-color:var(--primary)}.code-copy-btn .copy-icon{font-style:normal}.code-block-wrapper pre.code-block{margin:0;border:none;border-radius:0}.code-block-wrapper .line-number{display:inline-block;min-width:2.2em;padding-right:1em;margin-right:.8em;border-right:1px solid rgba(128,128,128,.3);text-align:right;color:var(--text-tertiary, #888);font-size:.85em;user-select:none;-webkit-user-select:none;pointer-events:none}img{max-width:100%;height:auto}hr{border:none;border-top:1px solid var(--border);margin:var(--spacing-2xl) 0}table{width:100%;border-collapse:collapse;margin:var(--spacing-lg) 0}th,td{padding:var(--spacing-sm) var(--spacing-md);border:1px solid var(--border);text-align:left}th{background-color:var(--bg-secondary);font-weight:600}:focus-visible{outline:2px solid var(--primary);outline-offset:2px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--spacing-sm);padding:10px 24px;font-size:1rem;font-weight:500;border-radius:var(--radius-md);border:none;cursor:pointer;transition:all .3s ease;text-decoration:none;line-height:1.5}.btn:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}.btn:active{transform:translateY(0);box-shadow:var(--shadow-sm)}.btn:disabled{opacity:.6;cursor:not-allowed;transform:none}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-dark);color:#fff}.btn-secondary{background:transparent;color:var(--primary);border:2px solid var(--primary)}.btn-secondary:hover{background:var(--primary);color:#fff}input[type=text],input[type=search],input[type=email],textarea{width:100%;padding:10px 16px;font-size:1rem;font-family:inherit;border:1px solid var(--border);border-radius:var(--radius-md);background:var(--bg-primary);color:var(--text-primary);transition:border-color .3s,box-shadow .3s}input:focus,textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-bg)}@media (max-width: 576px){h1{font-size:1.75rem}h2{font-size:1.5rem}h3{font-size:1.25rem}}.theme-toggle[data-v-d3ca35c3]{width:36px;height:36px;border:none;border-radius:var(--radius-full);background:var(--bg-secondary);color:var(--text-primary);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .2s,transform .15s;padding:0}.theme-toggle[data-v-d3ca35c3]:hover{background:var(--bg-tertiary);transform:scale(1.08)}.theme-toggle[data-v-d3ca35c3]:active{transform:scale(.95)}.icon[data-v-d3ca35c3]{font-size:18px;line-height:1}.site-header[data-astro-cid-3ef6ksr2]{position:sticky;top:0;z-index:900;background:#ffffffd9;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border)}html[data-theme=dark] .site-header[data-astro-cid-3ef6ksr2]{background:#1a1a1ad9}.header-inner[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;justify-content:space-between;height:var(--header-height)}.header-inner>astro-island{display:contents}.logo[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;gap:9px;font-size:1.25rem;font-weight:700;color:var(--text-primary);text-decoration:none;transition:color .2s}.logo-icon[data-astro-cid-3ef6ksr2]{width:1.7em;height:1.7em;flex-shrink:0;border-radius:7px;transition:transform .2s}.logo[data-astro-cid-3ef6ksr2]:hover{color:var(--primary)}.logo[data-astro-cid-3ef6ksr2]:hover .logo-icon[data-astro-cid-3ef6ksr2]{transform:rotate(-4deg) scale(1.08)}.desktop-nav[data-astro-cid-3ef6ksr2]{display:flex;gap:var(--spacing-xl)}.nav-link[data-astro-cid-3ef6ksr2]{font-size:.95rem;font-weight:500;color:var(--text-secondary);text-decoration:none;padding:6px 0;border-bottom:2px solid transparent;transition:all .2s}.nav-link[data-astro-cid-3ef6ksr2]:hover,.nav-link[data-astro-cid-3ef6ksr2].active{color:var(--primary);border-bottom-color:var(--primary)}.header-actions[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;gap:var(--spacing-md)}.action-btn[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:var(--radius-md);color:var(--text-secondary);transition:all .2s}.action-btn[data-astro-cid-3ef6ksr2]:hover{background:var(--bg-secondary);color:var(--primary)}.hamburger[data-astro-cid-3ef6ksr2]{display:none;flex-direction:column;justify-content:center;gap:5px;width:36px;height:36px;background:none;border:none;cursor:pointer;padding:6px}.hamburger-line[data-astro-cid-3ef6ksr2]{display:block;width:100%;height:2px;background:var(--text-primary);border-radius:2px;transition:all .3s}.hamburger[data-astro-cid-3ef6ksr2].open .hamburger-line[data-astro-cid-3ef6ksr2]:nth-child(1){transform:rotate(45deg) translate(5px,5px)}.hamburger[data-astro-cid-3ef6ksr2].open .hamburger-line[data-astro-cid-3ef6ksr2]:nth-child(2){opacity:0}.hamburger[data-astro-cid-3ef6ksr2].open .hamburger-line[data-astro-cid-3ef6ksr2]:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}.mobile-menu[data-astro-cid-3ef6ksr2]{display:none;flex-direction:column;background:var(--bg-primary);border-bottom:1px solid var(--border);padding:var(--spacing-md) var(--spacing-lg)}.mobile-menu[data-astro-cid-3ef6ksr2].open{display:flex}.mobile-nav-link[data-astro-cid-3ef6ksr2]{padding:var(--spacing-md) 0;font-size:1rem;font-weight:500;color:var(--text-secondary);border-bottom:1px solid var(--border);text-decoration:none}.mobile-nav-link[data-astro-cid-3ef6ksr2]:last-child{border-bottom:none}.mobile-nav-link[data-astro-cid-3ef6ksr2].active{color:var(--primary)}@media (max-width: 768px){.desktop-nav[data-astro-cid-3ef6ksr2]{display:none}.hamburger[data-astro-cid-3ef6ksr2]{display:flex}.header-inner[data-astro-cid-3ef6ksr2]{flex-wrap:wrap;height:auto}.logo[data-astro-cid-3ef6ksr2]{height:var(--header-height);display:flex;align-items:center}.header-actions[data-astro-cid-3ef6ksr2]{height:var(--header-height)}.header-inner>astro-island{display:block;order:10;width:100%;padding:6px var(--spacing-md) 8px;border-top:1px solid var(--border)}.header-inner>astro-island music-player{width:100%!important}}.site-footer[data-astro-cid-sz7xmlte]{background:var(--bg-secondary);border-top:1px solid var(--border);padding:var(--spacing-2xl) 0 var(--spacing-xl);margin-top:var(--spacing-3xl);padding-bottom:100px}.footer-grid[data-astro-cid-sz7xmlte]{display:grid;grid-template-columns:2fr 1fr 1fr;gap:var(--spacing-2xl)}.footer-title[data-astro-cid-sz7xmlte]{font-size:1rem;font-weight:600;margin-bottom:var(--spacing-md);border:none;color:var(--text-primary)}.footer-desc[data-astro-cid-sz7xmlte]{font-size:.9rem;color:var(--text-secondary);line-height:1.6}.footer-links[data-astro-cid-sz7xmlte]{display:flex;flex-direction:column;gap:var(--spacing-sm)}.footer-links[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte],.social-links[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]{font-size:.9rem;color:var(--text-secondary);transition:color .2s}.footer-links[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]:hover,.social-links[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]:hover{color:var(--primary)}.social-links[data-astro-cid-sz7xmlte]{display:flex;flex-direction:column;gap:var(--spacing-sm)}.footer-bottom[data-astro-cid-sz7xmlte]{margin-top:var(--spacing-2xl);padding-top:var(--spacing-lg);border-top:1px solid var(--border);text-align:center}.footer-bottom[data-astro-cid-sz7xmlte] p[data-astro-cid-sz7xmlte]{font-size:.85rem;color:var(--text-tertiary);margin:0}@media (max-width: 768px){.footer-grid[data-astro-cid-sz7xmlte]{grid-template-columns:1fr;gap:var(--spacing-xl)}}.back-to-top[data-astro-cid-wlspcwf4]{position:fixed;bottom:100px;right:24px;width:44px;height:44px;border-radius:var(--radius-full);background:var(--primary);color:#fff;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-md);transition:all .3s ease;opacity:0;visibility:hidden;z-index:800}.back-to-top[data-astro-cid-wlspcwf4].visible{opacity:1;visibility:visible}.back-to-top[data-astro-cid-wlspcwf4]:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:var(--shadow-lg)}