:root{--bg: #000000;--bg-raised: #111114;--bg-sunken: #060609;--border: rgba(255, 255, 255, .1);--border-soft: rgba(255, 255, 255, .06);--text: #f5f5f7;--text-dim: #a1a1a6;--text-faint: #6e6e73;--accent: #0a84ff;--accent-hover: #409cff;--accent-soft: rgba(10, 132, 255, .2);--brand-warm: #e8bfa2;--brand-warm-soft: rgba(232, 191, 162, .12);--radius: 10px;--radius-lg: 18px;--radius-pill: 980px;--max-width: 1040px;--mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;--sans: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Helvetica Neue", "Inter", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif}*{box-sizing:border-box;margin:0;padding:0}html{font-size:17px;scroll-behavior:smooth;zoom:1.25}html,body{background:var(--bg);color:var(--text);font-family:var(--sans);font-weight:400;line-height:1.47;letter-spacing:-.003em;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility}::selection{background:var(--accent-soft);color:var(--text)}a{color:var(--accent);text-decoration:none;transition:color .15s ease}a:hover{color:var(--accent-hover);text-decoration:underline;text-underline-offset:3px}img,svg{max-width:100%;display:block}code,pre,kbd{font-family:var(--mono);font-size:.88em;background:#ffffff14;padding:1px 6px;border-radius:5px;color:var(--text)}.container{max-width:var(--max-width);margin:0 auto;padding:0 24px}section{padding:120px 0}h1,h2,h3{font-weight:600;letter-spacing:-.02em;line-height:1.06;color:var(--text)}h2{font-size:clamp(32px,4.4vw,52px);letter-spacing:-.028em;line-height:1.08;margin-bottom:48px;text-align:center}h3{font-size:21px;letter-spacing:-.018em;line-height:1.2}.eyebrow{color:var(--accent);font-size:15px;font-weight:500;letter-spacing:0;margin-bottom:16px;text-align:center}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 22px;border-radius:var(--radius-pill);font-family:inherit;font-weight:500;font-size:15px;border:1px solid transparent;cursor:pointer;transition:background .2s ease,border-color .2s ease,color .2s ease,transform .08s ease;white-space:nowrap;text-decoration:none;line-height:1}.btn:hover{text-decoration:none}.btn:active{transform:scale(.97)}.btn-primary{background:#fff;color:#000}.btn-primary:hover{background:#ededed;color:#000}.btn-ghost{background:transparent;border-color:#ffffff40;color:var(--text)}.btn-ghost:hover{background:#ffffff14;border-color:#fff6;color:var(--text)}.btn .apple-glyph{width:14px;height:16px;margin-right:2px;fill:currentColor;display:inline-block;position:relative;top:-1px}.card{background:var(--bg-raised);border:1px solid var(--border-soft);border-radius:var(--radius-lg);padding:28px}.pill{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;font-weight:500;padding:5px 12px;border-radius:var(--radius-pill);background:var(--accent-soft);color:var(--accent);letter-spacing:0}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}@media (max-width: 880px){.grid-3{grid-template-columns:1fr 1fr}.grid-2{grid-template-columns:1fr}section{padding:80px 0}}@media (max-width: 560px){.grid-3{grid-template-columns:1fr}html{font-size:16px;zoom:1}}@media (min-width: 561px) and (max-width: 900px){html{zoom:1.12}}.nav[data-astro-cid-dmqpwcec]{position:sticky;top:0;z-index:10;backdrop-filter:saturate(180%) blur(20px);-webkit-backdrop-filter:saturate(180%) blur(20px);background:#000000b8;border-bottom:1px solid var(--border-soft)}.nav-inner[data-astro-cid-dmqpwcec]{display:flex;align-items:center;justify-content:space-between;height:52px}.brand[data-astro-cid-dmqpwcec]{display:flex;align-items:center;gap:8px;font-weight:500;font-size:15px;color:var(--text);text-decoration:none}.brand[data-astro-cid-dmqpwcec]:hover{text-decoration:none}.brand[data-astro-cid-dmqpwcec] img[data-astro-cid-dmqpwcec]{width:22px;height:22px}ul[data-astro-cid-dmqpwcec].nav-links{display:flex;list-style:none;gap:24px;font-size:13px}ul[data-astro-cid-dmqpwcec].nav-links a[data-astro-cid-dmqpwcec]{color:var(--text);text-decoration:none;opacity:.85}ul[data-astro-cid-dmqpwcec].nav-links a[data-astro-cid-dmqpwcec]:hover{opacity:1;color:var(--text);text-decoration:none}.nav-right[data-astro-cid-dmqpwcec]{display:flex;align-items:center;gap:16px}.lang-link[data-astro-cid-dmqpwcec]{font-size:13px;color:var(--text);opacity:.6;text-decoration:none}.lang-link[data-astro-cid-dmqpwcec]:hover{opacity:1;text-decoration:none}.nav-download[data-astro-cid-dmqpwcec]{padding:6px 14px;font-size:13px;border-radius:var(--radius-pill)}.nav-download[data-astro-cid-dmqpwcec] .apple-glyph[data-astro-cid-dmqpwcec]{width:10px;height:12px}@media (max-width: 680px){ul[data-astro-cid-dmqpwcec].nav-links{display:none}}.footer[data-astro-cid-sz7xmlte]{background:var(--bg-sunken);border-top:1px solid var(--border-soft);padding:26px 0 36px;color:var(--text-faint);font-size:12.5px;line-height:1.7}.footer-inner[data-astro-cid-sz7xmlte]{display:flex;flex-wrap:wrap;gap:18px;justify-content:space-between;align-items:center}.footer[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]{color:var(--text-faint);text-decoration:none}.footer[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]:hover{color:var(--text);text-decoration:none}.footer[data-astro-cid-sz7xmlte] ul[data-astro-cid-sz7xmlte]{display:flex;gap:20px;list-style:none;flex-wrap:wrap}