@import"https://fonts.googleapis.com/css2?family=Lexend:wght@400;500;600;700;800;900&family=Space+Grotesk:wght@400;500;600;700&family=Noto+Sans+SC:wght@400;500;700;900&display=swap";:root{--bg: #121416;--bg-dim: #0c0e10;--surface-low: #1a1c1e;--surface: #1e2022;--surface-high: #282a2c;--surface-highest: #333537;--surface-bright: #37393b;--text: #e2e2e5;--text-variant: #c4c9ac;--muted: #8e9378;--outline: #444933;--lime: #c6f300;--lime-dim: #aed500;--on-lime: #293500;--cyan: #7df4ff;--cyan-dim: #00dbe9;--orange: #ffb4a2;--orange-dim: #ff8a72;--glass: rgba(30, 32, 34, .55);--glass-strong: rgba(30, 32, 34, .78);--glass-border: rgba(255, 255, 255, .08);--glass-border-lime: rgba(198, 243, 0, .28);--glow-lime: 0 0 0 1px rgba(198, 243, 0, .18), 0 18px 60px -12px rgba(198, 243, 0, .45);--glow-cyan: 0 0 60px -10px rgba(125, 244, 255, .4);--font-sans: "Lexend", "Noto Sans SC", system-ui, -apple-system, "Segoe UI", sans-serif;--font-mono: "Space Grotesk", "JetBrains Mono", ui-monospace, monospace;--r-sm: .5rem;--r-md: 1rem;--r-lg: 1.5rem;--r-xl: 2rem;--r-2xl: 3rem;--r-full: 9999px;--container: 1200px;--gutter: clamp(1.25rem, 4vw, 2.5rem);--section-y: clamp(5rem, 10vw, 8rem);--ease: cubic-bezier(.2, .8, .2, 1);--ease-out: cubic-bezier(.16, 1, .3, 1)}*,*:before,*:after{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:88px;-webkit-text-size-adjust:100%}html[lang^=zh] body{font-family:Noto Sans SC,Lexend,system-ui,sans-serif}body{margin:0;min-height:100vh;color:var(--text);font-family:var(--font-sans);font-size:16px;line-height:1.6;background:var(--bg);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;font-feature-settings:"tnum" 1,"kern" 1;overflow-x:hidden}body:before{content:"";position:fixed;inset:0;z-index:-2;background:radial-gradient(60% 50% at 15% -5%,rgba(198,243,0,.1),transparent 60%),radial-gradient(55% 45% at 95% 0%,rgba(125,244,255,.08),transparent 55%),radial-gradient(70% 60% at 50% 110%,rgba(198,243,0,.06),transparent 60%),var(--bg)}body:after{content:"";position:fixed;inset:0;z-index:-1;background-image:linear-gradient(rgba(255,255,255,.018) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.018) 1px,transparent 1px);background-size:56px 56px;mask-image:radial-gradient(ellipse 90% 60% at 50% 0%,#000 30%,transparent 80%);pointer-events:none}img,svg{display:block;max-width:100%}a{color:inherit;text-decoration:none}button{font:inherit;color:inherit;cursor:pointer}:focus-visible{outline:2px solid var(--lime);outline-offset:3px;border-radius:4px}.display{font-size:clamp(2.5rem,6vw,4.5rem);line-height:1.02;letter-spacing:-.03em;font-weight:900;margin:0}.headline{font-size:clamp(1.75rem,3.5vw,2.5rem);line-height:1.1;letter-spacing:-.02em;font-weight:700;margin:0}.eyebrow{font-family:var(--font-mono);font-size:.78rem;font-weight:600;letter-spacing:.22em;text-transform:uppercase;color:var(--lime);margin:0}.lead{font-size:clamp(1.05rem,1.6vw,1.25rem);line-height:1.55;color:var(--text-variant);margin:0;font-weight:400}.container{width:100%;max-width:var(--container);margin-inline:auto;padding-inline:var(--gutter)}.section{padding-block:var(--section-y)}.section-head{max-width:720px;display:flex;flex-direction:column;gap:1rem;margin-bottom:clamp(2.5rem,5vw,4rem)}.section-head.center{margin-inline:auto;text-align:center;align-items:center}.btn{--btn-bg: var(--lime);--btn-fg: var(--on-lime);display:inline-flex;align-items:center;justify-content:center;gap:.6rem;padding:.85rem 1.5rem;border-radius:var(--r-full);background:var(--btn-bg);color:var(--btn-fg);font-family:var(--font-mono);font-size:.92rem;font-weight:600;letter-spacing:.02em;border:1px solid transparent;transition:transform .25s var(--ease),box-shadow .25s var(--ease),background .25s var(--ease);white-space:nowrap}.btn:hover{transform:translateY(-2px)}.btn--primary{box-shadow:0 10px 30px -8px #c6f3008c,inset 0 -2px #00000026}.btn--primary:hover{box-shadow:0 16px 44px -10px #c6f300b3,inset 0 -2px #00000026}.btn--ghost{--btn-bg: transparent;--btn-fg: var(--text);border-color:var(--glass-border);background:var(--glass);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px)}.btn--ghost:hover{border-color:var(--glass-border-lime);background:#c6f3000f}.btn--lg{padding:1rem 1.75rem;font-size:1rem}.btn .badge-google{display:inline-flex;align-items:center;justify-content:center;width:1.15em;height:1.15em;flex:0 0 auto}.glass{background:var(--glass);border:1px solid var(--glass-border);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-radius:var(--r-xl)}.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s var(--ease-out),transform .7s var(--ease-out)}.reveal.is-visible{opacity:1;transform:none}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.reveal{opacity:1;transform:none;transition:none}*{animation-duration:.001ms!important;animation-iteration-count:1!important}}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}::selection{background:var(--lime);color:var(--on-lime)}