:root{--bg: #ffffff;--surface: #f5f5f5;--card: #fafafa;--ink: #081c3b;--ink-soft: #0e2a52;--text: #101a33;--text-dim: #3d5a8a;--text-mut: #5a6478;--red: #c8232a;--red-deep: #a81b21;--tint: #dfe9fb;--tint-mut: #4d5f80;--tint-glow: 74 116 205;--call-ink: #0e1116;--live: #34c759;--r-pill: 16px;--r-card: 24px;--r-inner: 16px;--container: 1376px;--pad: 32px;--nav-h: 92px;--line: #ebebeb;--on-ink: #d8e1f2;--on-ink-dim: #9fb0cc;--font: "Aileron", "Figtree", -apple-system, BlinkMacSystemFont, "Helvetica Neue", sans-serif;--font-zh: "Noto Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans SC", var(--font);--ease: cubic-bezier(.2, .65, .25, 1)}*,*:before,*:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:110px}body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font);font-size:18px;line-height:1.55;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}img{max-width:100%;display:block}a{color:inherit;text-decoration:none}button{font:inherit;color:inherit;border:0;background:none;cursor:pointer}h1,h2,h3,h4,p{margin:0}ul{margin:0;padding:0;list-style:none}.zh{font-family:var(--font-zh);font-weight:500}.wrap{width:100%;max-width:var(--container);margin-inline:auto;padding-inline:var(--pad)}.section{padding-block:120px}.band{background:var(--surface)}.h1{font-size:80px;line-height:1;letter-spacing:-.02em;font-weight:600;color:var(--text)}.h2{font-size:60px;line-height:1.13;letter-spacing:-.02em;font-weight:600;color:var(--text);text-wrap:balance}.dim{color:var(--text-dim)}.lede{font-size:24px;line-height:1.34;font-weight:400;color:var(--text);text-wrap:balance}.body{font-size:18px;line-height:1.55;color:var(--text-mut)}.small{font-size:15px;line-height:1.5;color:var(--text-mut)}.head{text-align:center;display:flex;flex-direction:column;align-items:center;gap:22px}.head .lede{max-width:640px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;font-size:16px;font-weight:600;line-height:1;padding:18px 32px;border-radius:var(--r-pill);white-space:nowrap;cursor:pointer}.btn-red{background:var(--red);color:#fff}.btn-red:hover{background:var(--red-deep)}.btn-neutral{background:#fff;color:var(--text);box-shadow:inset 0 0 0 1px #081c3b21,0 1px 2px #081c3b0d;transition:background .25s var(--ease)}.btn-neutral:hover{background:var(--surface)}.btn-ink{background:var(--ink);color:#fff}.btn-sm{font-size:15px;padding:11px 24px;border-radius:12px}.pill-link{display:inline-flex;align-items:center;font-size:15px;font-weight:500;line-height:1;padding:13px 24px;border-radius:12px;background:#efefef;color:var(--text);transition:background .25s var(--ease),transform .25s var(--ease)}.pill-link:hover{background:#e5e5e5;transform:translateY(-2px)}.card{border-radius:var(--r-card);background:var(--card)}.lift{transition:transform .35s var(--ease),box-shadow .35s var(--ease)}.lift:hover{transform:translateY(-4px)}.check-row{display:flex;gap:12px;align-items:flex-start}.check-row svg{width:20px;height:20px;flex:none;margin-top:3px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}@media (max-width: 1100px){.h1{font-size:62px}.h2{font-size:46px}.lede{font-size:21px}.section{padding-block:96px}}@media (max-width: 760px){:root{--pad: 20px;--nav-h: 76px}body{font-size:17px}.h1{font-size:40px;line-height:1.06}.h2{font-size:34px}.lede{font-size:19px}.body{font-size:17px}.section{padding-block:72px}.btn{padding:16px 26px}}@media (prefers-reduced-motion: reduce){html{scroll-behavior:auto}.lift:hover{transform:none}}