:root{--paper:#faf5ee;--surface:#fff;--ink:#14302e;--muted:#63736f;--hair:#eae1d3;--coral:#ff6a3d;--coral-deep:#ef4a1c;--sun:#ffc24b;--teal:#0f3d3e;--mint:#1fbe95;--shadow:24px 32px 60px rgba(15,61,62,.13)}@media (prefers-color-scheme:dark){:root{--paper:#082221;--surface:#0e2e2c;--ink:#eaf3ef;--muted:#93a8a3;--hair:#1c3e3b;--coral:#ff835a;--coral-deep:#ff6a3d;--sun:#ffcb61;--teal:#0f3d3e;--mint:#37d6ab;--shadow:24px 32px 60px rgba(0,0,0,.5)}}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{margin:0;background:var(--paper);color:var(--ink);font-family:system-ui,-apple-system,Segoe UI,Noto Sans TC,PingFang TC,Microsoft JhengHei,sans-serif;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}.display{font-family:ui-rounded,SF Pro Rounded,Segoe UI,system-ui,Noto Sans TC,PingFang TC,Microsoft JhengHei,sans-serif}a{color:inherit;text-decoration:none}::selection{background:var(--coral);color:#fff}:focus-visible{outline:3px solid var(--coral);outline-offset:3px;border-radius:6px}.wrap{max-width:1120px;margin:0 auto;padding:0 28px}header.top{position:-webkit-sticky;position:sticky;top:0;z-index:50;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:color-mix(in srgb,var(--paper) 82%,transparent);border-bottom:1px solid var(--hair)}header.top .wrap{gap:12px;height:66px}.brand,header.top .wrap{display:flex;align-items:center}.brand{gap:11px;font-weight:800}.brand .zh{font-size:21px;letter-spacing:.02em}.brand .en{display:block;font-size:11px;letter-spacing:.3em;color:var(--muted);text-transform:uppercase;margin-top:2px}.brand .spacer,.top .spacer{flex:1 1}.navcta{font-weight:800;font-size:14px;color:#fff;background:var(--coral);padding:9px 18px;border-radius:999px;box-shadow:0 6px 16px rgba(255,106,61,.32)}.hero .wrap{display:grid;grid-template-columns:1.15fr .85fr;grid-gap:40px;gap:40px;align-items:center;padding-top:76px;padding-bottom:84px}.kicker{display:inline-flex;align-items:center;gap:9px;font-size:13px;font-weight:700;color:var(--teal);background:color-mix(in srgb,var(--mint) 20%,var(--surface));border:1px solid color-mix(in srgb,var(--mint) 40%,transparent);padding:6px 13px;border-radius:999px}.kicker .dot{width:7px;height:7px;border-radius:50%;background:var(--mint);box-shadow:0 0 0 4px color-mix(in srgb,var(--mint) 30%,transparent)}h1.big{font-size:clamp(52px,9vw,104px);line-height:.92;margin:22px 0 0;font-weight:900;letter-spacing:-.01em;text-wrap:balance}h1.big .cn{background:linear-gradient(120deg,var(--coral),var(--sun));-webkit-background-clip:text;background-clip:text;color:transparent}.lat{font-size:14px;letter-spacing:.42em;text-transform:uppercase;color:var(--muted);margin-top:18px;padding-left:4px}.lat,.tagline{font-weight:800}.tagline{font-size:clamp(22px,3vw,30px);margin:26px 0 8px}.lede{font-size:17px;color:var(--muted);max-width:44ch}.traits{display:flex;flex-wrap:wrap;gap:9px;margin-top:26px}.traits span{font-size:13px;font-weight:700;padding:7px 13px;border-radius:999px;background:var(--surface);border:1px solid var(--hair)}.traits span:before{content:"";display:inline-block;width:5px;height:5px;border-radius:50%;background:var(--coral);margin-right:8px;vertical-align:middle}.hero-art{position:relative;display:grid;place-items:center;min-height:320px}.ripplefield{position:absolute;inset:0;display:grid;place-items:center;pointer-events:none}.ripplefield i{position:absolute;width:150px;height:150px;border-radius:50%;border:2px solid var(--coral);opacity:0;animation:ping 3.6s ease-out infinite}.ripplefield i:nth-child(2){animation-delay:1.2s}.ripplefield i:nth-child(3){animation-delay:2.4s}@keyframes ping{0%{transform:scale(.5);opacity:.5}80%{opacity:0}to{transform:scale(2.7);opacity:0}}.appicon{width:168px;height:168px;border-radius:40px;box-shadow:var(--shadow);position:relative;z-index:2}section.steps{background:var(--surface);border-top:1px solid var(--hair);border-bottom:1px solid var(--hair);padding:78px 0}.eyebrow{font-size:12px;letter-spacing:.22em;text-transform:uppercase;color:var(--coral-deep);font-weight:800}.steps h2{font-size:clamp(28px,4vw,40px);margin:10px 0 34px;font-weight:900;letter-spacing:-.01em}.stepgrid{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:22px;gap:22px}.step{background:var(--paper);border:1px solid var(--hair);border-radius:22px;padding:26px}.step .n{font-family:ui-rounded,system-ui,sans-serif;font-weight:900;font-size:15px;color:var(--coral)}.step b{display:block;font-size:20px;font-weight:900;margin:12px 0 8px}.step p{margin:0;font-size:15px}.step p,.trust{color:var(--muted)}.trust{display:flex;flex-wrap:wrap;gap:10px 26px;margin-top:34px;font-size:14px;font-weight:700}.trust span:before{content:"✓";color:var(--mint);font-weight:900;margin-right:8px}footer{padding:34px 0;color:var(--muted);font-size:13px}footer .wrap{display:flex;gap:14px;flex-wrap:wrap;align-items:center}@media (max-width:900px){.hero .wrap{grid-template-columns:1fr;gap:22px}.hero-art{order:-1;min-height:260px}.stepgrid{grid-template-columns:1fr}}@media (prefers-reduced-motion:reduce){.ripplefield i{animation:none;opacity:.18;transform:scale(1.6)}}