@import"https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Noto+Sans+SC:wght@300;400;500;600;700;900&display=swap";.header[data-astro-cid-3ef6ksr2]{position:fixed;top:0;left:0;right:0;height:var(--header-height);z-index:100;transition:all var(--transition-base);border-bottom:1px solid transparent}.header[data-astro-cid-3ef6ksr2].scrolled{background:#0a0e1ad9;backdrop-filter:blur(20px);border-bottom-color:var(--color-border)}.header-inner[data-astro-cid-3ef6ksr2]{max-width:var(--container-max);margin:0 auto;padding:0 var(--space-xl);display:flex;align-items:center;justify-content:space-between;height:100%}.logo[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--color-text-primary);font-weight:800;font-size:1.3rem;letter-spacing:-.02em}.logo[data-astro-cid-3ef6ksr2]:hover{color:var(--color-text-primary)}.logo-icon[data-astro-cid-3ef6ksr2]{display:flex;align-items:center}.nav[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;gap:var(--space-xs)}.nav-link[data-astro-cid-3ef6ksr2]{padding:8px 16px;border-radius:var(--radius-md);color:var(--color-text-secondary);font-weight:500;font-size:.925rem;transition:all var(--transition-fast);text-decoration:none}.nav-link[data-astro-cid-3ef6ksr2]:hover{color:var(--color-text-primary);background:#ffffff0d}.header-actions[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;gap:var(--space-sm)}.lang-switch[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;gap:6px;padding:6px 12px;border-radius:var(--radius-full);color:var(--color-text-secondary);font-size:.85rem;font-weight:500;transition:all var(--transition-fast);text-decoration:none;border:1px solid var(--color-border)}.lang-switch[data-astro-cid-3ef6ksr2]:hover{color:var(--color-text-primary);border-color:var(--color-border-hover);background:#3b82f60d}.btn-sm[data-astro-cid-3ef6ksr2]{padding:8px 20px;font-size:.875rem}.mobile-menu-btn[data-astro-cid-3ef6ksr2]{display:none;background:none;border:none;color:var(--color-text-primary);cursor:pointer;padding:4px}@media(max-width:768px){.nav[data-astro-cid-3ef6ksr2]{display:none;position:fixed;top:var(--header-height);left:0;right:0;background:#0a0e1af2;backdrop-filter:blur(20px);flex-direction:column;padding:var(--space-lg);border-bottom:1px solid var(--color-border)}.nav[data-astro-cid-3ef6ksr2].open{display:flex}.nav-link[data-astro-cid-3ef6ksr2]{width:100%;padding:12px 16px;text-align:center}.mobile-menu-btn[data-astro-cid-3ef6ksr2]{display:flex}#download-btn[data-astro-cid-3ef6ksr2]{display:none}}.footer[data-astro-cid-sz7xmlte]{border-top:1px solid var(--color-border);padding:var(--space-3xl) 0 var(--space-xl);background:var(--color-bg-secondary)}.footer-grid[data-astro-cid-sz7xmlte]{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:var(--space-2xl);margin-bottom:var(--space-2xl)}.footer-brand[data-astro-cid-sz7xmlte]{max-width:280px}.footer-logo[data-astro-cid-sz7xmlte]{display:flex;align-items:center;gap:8px;color:var(--color-text-primary);font-weight:800;font-size:1.15rem;text-decoration:none;margin-bottom:var(--space-sm)}.footer-logo[data-astro-cid-sz7xmlte]:hover{color:var(--color-text-primary)}.footer-tagline[data-astro-cid-sz7xmlte]{color:var(--color-text-muted);font-size:.9rem;line-height:1.6}.footer-heading[data-astro-cid-sz7xmlte]{font-size:.85rem;font-weight:700;color:var(--color-text-secondary);text-transform:uppercase;letter-spacing:.06em;margin-bottom:var(--space-md)}.footer-links[data-astro-cid-sz7xmlte]{list-style:none;padding:0;display:flex;flex-direction:column;gap:8px}.footer-links[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]{color:var(--color-text-muted);font-size:.9rem;transition:color var(--transition-fast);text-decoration:none}.footer-links[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]:hover{color:var(--color-text-primary)}.footer-bottom[data-astro-cid-sz7xmlte]{padding-top:var(--space-xl);border-top:1px solid var(--color-border);text-align:center}.footer-bottom[data-astro-cid-sz7xmlte] p[data-astro-cid-sz7xmlte]{color:var(--color-text-muted);font-size:.825rem}@media(max-width:768px){.footer-grid[data-astro-cid-sz7xmlte]{grid-template-columns:1fr 1fr;gap:var(--space-xl)}.footer-brand[data-astro-cid-sz7xmlte]{grid-column:1 / -1}}@media(max-width:480px){.footer-grid[data-astro-cid-sz7xmlte]{grid-template-columns:1fr}}:root{--color-bg-primary: #0a0e1a;--color-bg-secondary: #111827;--color-bg-tertiary: #1a2236;--color-bg-card: rgba(17, 24, 39, .7);--color-bg-card-hover: rgba(26, 34, 54, .9);--color-bg-glass: rgba(17, 24, 39, .5);--color-blue-50: #eff6ff;--color-blue-100: #dbeafe;--color-blue-200: #bfdbfe;--color-blue-300: #93c5fd;--color-blue-400: #60a5fa;--color-blue-500: #3b82f6;--color-blue-600: #2563eb;--color-blue-700: #1d4ed8;--color-blue-800: #1e40af;--color-blue-900: #1e3a8a;--color-text-primary: #f1f5f9;--color-text-secondary: #94a3b8;--color-text-muted: #64748b;--color-text-accent: var(--color-blue-400);--color-border: rgba(148, 163, 184, .12);--color-border-hover: rgba(96, 165, 250, .3);--gradient-blue: linear-gradient(135deg, #1d4ed8, #3b82f6, #60a5fa);--gradient-blue-subtle: linear-gradient(135deg, rgba(29, 78, 216, .15), rgba(59, 130, 246, .08));--gradient-hero: radial-gradient(ellipse at 50% 0%, rgba(59, 130, 246, .15) 0%, transparent 60%);--gradient-card: linear-gradient(180deg, rgba(59, 130, 246, .05), transparent);--font-en: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;--font-zh: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;--font-mono: "SF Mono", "Fira Code", "Consolas", monospace;--space-xs: .25rem;--space-sm: .5rem;--space-md: 1rem;--space-lg: 1.5rem;--space-xl: 2rem;--space-2xl: 3rem;--space-3xl: 4rem;--space-4xl: 6rem;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 16px;--radius-xl: 24px;--radius-full: 9999px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .3);--shadow-md: 0 4px 12px rgba(0, 0, 0, .4);--shadow-lg: 0 8px 32px rgba(0, 0, 0, .5);--shadow-blue: 0 0 30px rgba(59, 130, 246, .15);--shadow-blue-lg: 0 0 60px rgba(59, 130, 246, .2);--transition-fast: .15s ease;--transition-base: .25s ease;--transition-slow: .4s ease;--container-max: 1200px;--header-height: 72px;--sidebar-width: 280px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:var(--font-en);background-color:var(--color-bg-primary);color:var(--color-text-primary);line-height:1.7;font-size:16px;min-height:100vh;overflow-x:hidden}body[data-lang=zh]{font-family:var(--font-zh)}a{color:var(--color-text-accent);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:var(--color-blue-300)}img{max-width:100%;height:auto;display:block}.container{max-width:var(--container-max);margin:0 auto;padding:0 var(--space-xl)}.section{padding:var(--space-4xl) 0;position:relative}.section-title{font-size:2.5rem;font-weight:800;text-align:center;margin-bottom:var(--space-lg);background:var(--gradient-blue);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.section-subtitle{text-align:center;color:var(--color-text-secondary);font-size:1.125rem;max-width:600px;margin:0 auto var(--space-3xl);line-height:1.8}.btn{display:inline-flex;align-items:center;gap:var(--space-sm);padding:.75rem 1.75rem;border-radius:var(--radius-full);font-weight:600;font-size:1rem;cursor:pointer;border:none;transition:all var(--transition-base);text-decoration:none;line-height:1.4}.btn-primary{background:var(--gradient-blue);color:#fff;box-shadow:var(--shadow-blue)}.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-blue-lg);color:#fff}.btn-secondary{background:transparent;color:var(--color-text-primary);border:1px solid var(--color-border);backdrop-filter:blur(12px)}.btn-secondary:hover{border-color:var(--color-blue-500);color:var(--color-blue-400);background:#3b82f60d}.glass-card{background:var(--color-bg-card);backdrop-filter:blur(20px);border:1px solid var(--color-border);border-radius:var(--radius-lg);transition:all var(--transition-base)}.glass-card:hover{border-color:var(--color-border-hover);background:var(--color-bg-card-hover);box-shadow:var(--shadow-blue);transform:translateY(-4px)}.badge{display:inline-flex;align-items:center;gap:6px;padding:6px 14px;border-radius:var(--radius-full);font-size:.8rem;font-weight:600;letter-spacing:.02em;background:#3b82f61a;color:var(--color-blue-400);border:1px solid rgba(59,130,246,.2)}.badge-pro{background:#3b82f626;color:var(--color-blue-300);border-color:#3b82f64d}.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}@keyframes fadeInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes pulse-glow{0%,to{box-shadow:0 0 20px #3b82f61a}50%{box-shadow:0 0 40px #3b82f640}}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}@keyframes wave-move{0%{transform:translate(0)}to{transform:translate(-50%)}}.animate-fade-in-up{animation:fadeInUp .6s ease forwards;opacity:0}.animate-fade-in{animation:fadeIn .5s ease forwards;opacity:0}.delay-1{animation-delay:.1s}.delay-2{animation-delay:.2s}.delay-3{animation-delay:.3s}.delay-4{animation-delay:.4s}.delay-5{animation-delay:.5s}.delay-6{animation-delay:.6s}.prose{max-width:52rem;color:var(--color-text-primary);line-height:1.8}.prose h1{font-size:2.25rem;font-weight:800;margin-bottom:var(--space-lg);color:var(--color-text-primary)}.prose h2{font-size:1.75rem;font-weight:700;margin-top:var(--space-3xl);margin-bottom:var(--space-md);color:var(--color-text-primary);padding-bottom:var(--space-sm);border-bottom:1px solid var(--color-border)}.prose h3{font-size:1.35rem;font-weight:600;margin-top:var(--space-2xl);margin-bottom:var(--space-sm);color:var(--color-blue-300)}.prose p{margin-bottom:var(--space-lg);color:var(--color-text-secondary)}.prose ul,.prose ol{margin-bottom:var(--space-lg);padding-left:var(--space-xl)}.prose li{margin-bottom:var(--space-sm);color:var(--color-text-secondary)}.prose li::marker{color:var(--color-blue-500)}.prose code{font-family:var(--font-mono);background:#3b82f61a;padding:2px 8px;border-radius:var(--radius-sm);font-size:.9em;color:var(--color-blue-300)}.prose pre{background:var(--color-bg-tertiary);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:var(--space-lg);overflow-x:auto;margin-bottom:var(--space-lg)}.prose pre code{background:none;padding:0;border-radius:0;font-size:.875rem;color:var(--color-text-primary)}.prose blockquote{border-left:3px solid var(--color-blue-500);padding-left:var(--space-lg);margin-bottom:var(--space-lg);color:var(--color-text-secondary);font-style:italic}.prose img{border-radius:var(--radius-md);border:1px solid var(--color-border);margin:var(--space-xl) 0}.prose a{color:var(--color-blue-400);text-decoration:underline;text-underline-offset:3px}.prose a:hover{color:var(--color-blue-300)}.prose strong{color:var(--color-text-primary);font-weight:600}.prose table{width:100%;border-collapse:collapse;margin-bottom:var(--space-lg)}.prose th,.prose td{padding:var(--space-sm) var(--space-md);border:1px solid var(--color-border);text-align:left}.prose th{background:var(--color-bg-tertiary);font-weight:600;color:var(--color-text-primary)}.prose td{color:var(--color-text-secondary)}@media(max-width:1024px){.section-title{font-size:2rem}}@media(max-width:768px){:root{--header-height: 64px}.container{padding:0 var(--space-md)}.section{padding:var(--space-3xl) 0}.section-title{font-size:1.75rem}.section-subtitle{font-size:1rem}}@media(max-width:480px){body{font-size:15px}.section-title{font-size:1.5rem}}