.language-picker[data-astro-cid-dkurt46j]{display:flex;gap:.5rem;align-items:center}.lang-link[data-astro-cid-dkurt46j]{padding:.25rem .75rem;border-radius:.25rem;font-size:.9rem;color:var(--color-text-light);transition:all .2s}.lang-link[data-astro-cid-dkurt46j]:hover{background:var(--color-bg-light);color:var(--color-text)}.lang-link[data-astro-cid-dkurt46j].active{background:var(--color-primary);color:#fff}.nav[data-astro-cid-pux6a34n]{background:var(--color-bg);border-bottom:1px solid var(--color-border);position:sticky;top:0;z-index:100;backdrop-filter:blur(10px);background:#fffffff2}.nav-content[data-astro-cid-pux6a34n]{display:flex;justify-content:space-between;align-items:center;padding:1rem 0}.logo[data-astro-cid-pux6a34n]{font-size:1.5rem;font-weight:700;color:var(--color-primary);text-decoration:none}.logo-text[data-astro-cid-pux6a34n]{background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-primary-dark) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.mobile-toggle[data-astro-cid-pux6a34n]{display:none;flex-direction:column;gap:4px;background:none;border:none;cursor:pointer;padding:.5rem}.mobile-toggle[data-astro-cid-pux6a34n] span[data-astro-cid-pux6a34n]{display:block;width:24px;height:2px;background:var(--color-text);transition:all .3s}.nav-items[data-astro-cid-pux6a34n]{display:flex;gap:2rem;align-items:center}.nav-link[data-astro-cid-pux6a34n]{color:var(--color-text);font-weight:500;transition:color .2s}.nav-link[data-astro-cid-pux6a34n]:hover{color:var(--color-primary)}@media (max-width: 768px){.mobile-toggle[data-astro-cid-pux6a34n]{display:flex}.nav-items[data-astro-cid-pux6a34n]{position:absolute;top:100%;left:0;right:0;background:#fff;flex-direction:column;padding:1rem;border-bottom:1px solid var(--color-border);gap:1rem;display:none}.nav-items[data-astro-cid-pux6a34n].active{display:flex}}.footer[data-astro-cid-sz7xmlte]{background:var(--color-bg-light);border-top:1px solid var(--color-border);padding:3rem 0 1.5rem;margin-top:4rem}.footer-content[data-astro-cid-sz7xmlte]{display:flex;flex-direction:column;gap:2rem}.footer-logo[data-astro-cid-sz7xmlte] .logo-text[data-astro-cid-sz7xmlte]{font-size:1.5rem;font-weight:700;background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-primary-dark) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.footer-desc[data-astro-cid-sz7xmlte]{margin-top:.5rem;color:var(--color-text-light);font-size:.95rem}.footer-bottom[data-astro-cid-sz7xmlte]{text-align:center;padding-top:2rem;border-top:1px solid var(--color-border)}.footer-bottom[data-astro-cid-sz7xmlte] p[data-astro-cid-sz7xmlte]{color:var(--color-text-light);font-size:.9rem;margin-bottom:.5rem}.footer-team[data-astro-cid-sz7xmlte]{font-weight:500}@media (max-width: 768px){.footer[data-astro-cid-sz7xmlte]{padding:2rem 0 1rem}}:root{--color-primary: #2563eb;--color-primary-dark: #1d4ed8;--color-secondary: #64748b;--color-text: #0f172a;--color-text-light: #64748b;--color-bg: #ffffff;--color-bg-light: #f8fafc;--color-border: #e2e8f0;--max-width: 1200px;--spacing: 1rem}*{box-sizing:border-box;margin:0;padding:0}html{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;background:var(--color-bg);color:var(--color-text);line-height:1.6}body{display:flex;flex-direction:column;min-height:100vh}main{flex:1}h1,h2,h3,h4,h5,h6{line-height:1.3;font-weight:600}h1{font-size:2.5rem;margin-bottom:1rem}h2{font-size:2rem;margin-bottom:1rem}h3{font-size:1.5rem;margin-bottom:.75rem}p{margin-bottom:1rem}a{color:var(--color-primary);text-decoration:none;transition:color .2s}a:hover{color:var(--color-primary-dark)}.container{max-width:var(--max-width);margin:0 auto;padding:0 var(--spacing)}.section{padding:4rem 0}.section-title{text-align:center;margin-bottom:3rem;font-size:2.5rem;color:var(--color-text)}.btn{display:inline-block;padding:.75rem 1.5rem;background:var(--color-primary);color:#fff;border-radius:.5rem;font-weight:500;transition:background .2s;border:none;cursor:pointer}.btn:hover{background:var(--color-primary-dark);color:#fff}.card{background:#fff;border:1px solid var(--color-border);border-radius:.5rem;padding:2rem;transition:box-shadow .2s}.card:hover{box-shadow:0 4px 6px -1px #0000001a}@media (max-width: 768px){h1{font-size:2rem}h2{font-size:1.75rem}.section-title{font-size:2rem}.section{padding:2rem 0}}