:root{--color-paper:#fff;--color-paper-soft:#f9fafb;--color-paper-muted:#f2f4f7;--color-ink:#16191c;--color-ink-soft:#52565a;--color-ink-faint:#83868a;--color-rule:#dfe1e5;--color-accent:#232c38;--color-focus:#336297;--color-white:#fff;--shadow-download-card:0 18px 45px #16191c0e;--font-display:var(--font-sans), "PingFang SC", "Microsoft YaHei", sans-serif;--font-body-v2:var(--font-sans), "PingFang SC", "Microsoft YaHei", sans-serif;--font-detail:var(--font-mono), monospace;--space-2xs:.5rem;--space-xs:.75rem;--space-sm:1rem;--space-md:1.5rem;--space-lg:2rem;--space-xl:3rem;--space-2xl:4.5rem;--space-3xl:7rem;--text-sm:.875rem;--text-md:1rem;--text-lg:1.125rem;--text-xl:1.5rem;--text-display:clamp(3.25rem, 6.7vw, 6.8rem);--ease-out:cubic-bezier(.16, 1, .3, 1);--ease-in:cubic-bezier(.7, 0, .84, 0);--ease-in-out:cubic-bezier(.65, 0, .35, 1);--dur-short:.18s;--dur-medium:.32s;--radius-card:1.25rem;--radius-pill:999px}@supports (color:lab(0% 0 0)){:root{--color-paper:lab(100% 0 0);--color-paper-soft:lab(98.1402% -.166595 -.736141);--color-paper-muted:lab(96.1643% -.330687 -1.47088);--color-ink:lab(8.33697% -.638999 -3.25608);--color-ink-soft:lab(36.1803% -.701562 -3.28608);--color-ink-faint:lab(55.9057% -.56392 -2.5656);--color-rule:lab(89.5502% -.411361 -1.83743);--color-accent:lab(17.5515% -1.28706 -8.95272);--color-focus:lab(40.3508% -2.88002 -34.4031);--color-white:lab(100% 0 0);--shadow-download-card:0 18px 45px lab(8.33697% -.638999 -3.25608/.055)}}.download-page{background:var(--color-paper);min-height:100svh;color:var(--color-ink);font-family:var(--font-body-v2);overflow:clip}.download-page *{box-sizing:border-box}.download-page a{color:inherit;text-decoration:none}.download-page :is(a,button):focus-visible{outline:3px solid var(--color-focus);outline-offset:4px}.download-page :is(h1,h2,h3){font-family:var(--font-display);overflow-wrap:anywhere;font-style:normal}.download-intro{grid-template-columns:minmax(0,1fr) 210px;align-items:end;gap:50px;width:min(100% - 96px,1260px);min-height:490px;margin:auto;padding:86px 0 110px;display:grid;position:relative}.download-kicker{color:var(--color-ink-soft);font-family:var(--font-detail);letter-spacing:.14em;align-items:center;gap:10px;margin:0;font-size:11px;font-weight:600;display:inline-flex}.download-kicker>span{background:var(--color-ink);border-radius:50%;width:7px;height:7px}.download-intro h1{letter-spacing:-.082em;margin:31px 0 27px;font-size:clamp(56px,7.2vw,110px);font-weight:680;line-height:1.09}.download-intro-copy{animation:download-enter .7s var(--ease-out) both}.download-lead{max-width:630px;color:var(--color-ink-soft);margin:0;font-size:clamp(15px,1.3vw,18px);line-height:1.85}.download-intro-aside{border-left:1px solid var(--color-rule);align-self:end;gap:10px;padding:0 0 11px 24px;display:grid}.download-intro-aside span{color:var(--color-ink-faint);font-size:12px}.download-intro-aside strong{font-family:var(--font-detail);letter-spacing:-.05em;white-space:nowrap;font-size:24px;font-weight:570}.download-scroll{white-space:nowrap;align-items:center;gap:10px;font-size:12px;display:inline-flex;position:absolute;bottom:34px;right:0;color:var(--color-ink-faint)!important}.download-scroll svg{transition:transform var(--dur-medium) var(--ease-out)}.download-scroll:hover svg{transform:translate(3px,3px)}.download-options{border-top:1px solid var(--color-rule);background:var(--color-paper-soft);padding:96px max(48px,50% - 630px) 84px;scroll-margin-top:30px}.download-section-head{justify-content:space-between;align-items:end;gap:32px;margin-bottom:40px;display:flex}.download-section-head h2,.download-web h2{letter-spacing:-.065em;margin:17px 0 0;font-size:clamp(32px,3.6vw,52px);font-weight:650;line-height:1.2}.download-section-head>p{max-width:310px;color:var(--color-ink-soft);margin:0 0 5px;font-size:14px;line-height:1.8}.download-platforms{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;display:grid}.download-platform{border:1px solid var(--color-rule);border-radius:var(--radius-card);background:var(--color-paper);min-height:255px;transition:border-color var(--dur-medium) var(--ease-out), transform var(--dur-medium) var(--ease-out), box-shadow var(--dur-medium) var(--ease-out);flex-wrap:wrap;align-items:flex-start;gap:22px;padding:31px;display:flex}.download-platform:hover{border-color:var(--color-ink-faint);box-shadow:var(--shadow-download-card);transform:translateY(-3px)}.download-platform-icon{border:1px solid var(--color-rule);background:var(--color-paper-soft);border-radius:15px;flex:0 0 52px;place-items:center;width:52px;height:52px;display:grid}.download-platform-body{flex:210px;min-width:0}.download-platform-heading{align-items:baseline;gap:11px;display:flex}.download-platform h3{letter-spacing:-.045em;margin:1px 0 8px;font-size:25px;font-weight:650}.download-platform-heading span{color:var(--color-ink-faint);font-size:11px}.download-platform-body p{color:var(--color-ink-soft);margin:0 0 18px;font-size:14px}.download-file{color:var(--color-ink-faint);font-family:var(--font-detail);font-size:11px}.download-platform-action{border:1px solid var(--color-ink);border-radius:var(--radius-pill);background:var(--color-ink);white-space:nowrap;min-height:44px;transition:background var(--dur-short) var(--ease-out), transform var(--dur-short) var(--ease-out);flex:none;justify-content:center;align-items:center;gap:8px;margin-top:auto;padding:0 18px;font-size:13px;font-weight:650;display:inline-flex;color:var(--color-white)!important}.download-platform-action:hover{background:var(--color-accent);transform:translateY(-2px)}.download-platform-action:active{transform:translateY(0)}.download-source-note{color:var(--color-ink-faint);flex-wrap:wrap;gap:5px;margin:20px 2px 0;font-size:12px;line-height:1.7;display:flex}.download-source-note a{color:var(--color-ink-soft);text-underline-offset:3px;align-items:center;gap:3px;text-decoration:underline;display:inline-flex}.download-source-note a:hover{color:var(--color-ink)}.download-web{grid-template-columns:52px minmax(0,1fr) auto;align-items:start;gap:25px;width:min(100% - 96px,1260px);margin:auto;padding:98px 0 108px;display:grid}.download-web-icon{border:1px solid var(--color-rule);border-radius:15px;place-items:center;width:52px;height:52px;display:grid}.download-web h2{margin-top:14px}.download-web-copy>p:not(.download-kicker){color:var(--color-ink-soft);margin:16px 0 0;font-size:15px;line-height:1.8}.download-web-limit{border:1px solid var(--color-rule);background:var(--color-paper-soft);max-width:100%;color:var(--color-ink-soft);border-radius:10px;align-items:center;gap:9px;margin-top:23px;padding:11px 14px;font-size:12px;line-height:1.5;display:inline-flex}.download-web-limit svg{flex:none}.download-web-action{border:1px solid var(--color-rule);border-radius:var(--radius-pill);white-space:nowrap;min-height:48px;transition:border-color var(--dur-short) var(--ease-out), background var(--dur-short) var(--ease-out), transform var(--dur-short) var(--ease-out);justify-content:center;align-items:center;gap:11px;margin-top:71px;padding:0 22px;font-size:13px;font-weight:650;display:inline-flex}.download-web-action:hover{border-color:var(--color-ink-faint);background:var(--color-paper-soft);transform:translateY(-2px)}.download-web-action:active{transform:translateY(0)}@keyframes download-enter{0%{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}@media (max-width:900px){.download-intro,.download-web{width:min(100% - 48px,1260px)}.download-options{padding-inline:24px}.download-platform{gap:17px;padding:24px}.download-platform-action{width:100%}}@media (max-width:700px){.download-intro{grid-template-columns:1fr;gap:35px;min-height:0;padding-block:76px 91px}.download-intro h1{font-size:clamp(53px,10vw,74px)}.download-intro-aside{border:0;flex-wrap:wrap;align-items:center;gap:10px 17px;padding:0;display:flex}.download-intro-aside strong{font-size:17px}.download-scroll{bottom:26px}.download-section-head{display:block}.download-section-head>p{margin-top:17px}.download-platforms{grid-template-columns:1fr}.download-platform{min-height:0}.download-web{grid-template-columns:44px minmax(0,1fr);gap:18px;padding-block:80px}.download-web-icon{width:44px;height:44px}.download-web-action{grid-column:2;justify-self:start;margin-top:3px}}@media (max-width:520px){.download-intro,.download-web{width:min(100% - 36px,1260px)}.download-intro{padding-top:68px}.download-intro h1{font-size:clamp(48px,12vw,61px)}.download-lead{font-size:14px}.download-options{padding:72px 18px 65px}.download-platform{padding:22px}.download-platform-body{flex-basis:calc(100% - 72px)}.download-web{grid-template-columns:1fr;gap:16px}.download-web-action{grid-column:1}.download-web-limit{align-items:flex-start}}@media (prefers-reduced-motion:reduce){.download-page :is(a,.download-platform){transition-duration:.1s}.download-intro-copy{animation:none}}