.download-section{--download-paper:#f8faf9;--download-surface:#fff;--download-cloud:#edf1f3;--download-cloud-blue:#f4f7ff;--download-ink:#17201c;--download-ink-soft:#4e5a54;--download-signal:#2457ff;--download-signal-soft:#e9eeff;--download-display:"Avenir Next","Avenir","PingFang SC","Microsoft YaHei",sans-serif;--download-body:"Inter","SF Pro Text","Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;--download-mono:"IBM Plex Mono","SFMono-Regular",Consolas,"Liberation Mono",monospace;--download-action-stable-fg:#fff;--download-action-stable-bg:#2457ff;--download-action-stable-hover-bg:#2457ff;--download-action-preview-fg:#fff;--download-action-preview-bg:#17201c;--download-action-preview-hover-bg:#17201c;--download-action-disabled-fg:#4e5a54;--download-action-disabled-bg:#edf1f3;background-color:var(--download-paper);background-image:linear-gradient(rgba(23,32,28,.035) 1px,transparent 0),linear-gradient(90deg,rgba(23,32,28,.035) 1px,transparent 0);background-size:32px 32px;color:var(--download-ink);font-family:var(--download-body);line-height:1.65;overflow:hidden;padding:96px 0 112px;position:relative;text-align:left}.download-section__shell{margin:0 auto;width:min(1180px,calc(100vw - 64px))}.download-section__heading{align-items:end;display:grid;gap:72px;grid-template-columns:minmax(0,1.35fr) minmax(260px,.65fr);margin-bottom:46px}.download-section__channel-description,.download-section__channel-header,.download-section__heading-copy,.download-section__intro,.download-section__platform-copy,.download-section__title{min-width:0}.download-section__label{align-items:center;color:var(--download-signal);display:flex;font-family:var(--download-mono);font-size:11px;font-weight:700;gap:9px;letter-spacing:.12em;margin:0 0 18px;text-transform:uppercase}.download-section__label:before{background:var(--download-signal);border-radius:50%;box-shadow:0 0 0 5px #2457ff1a;content:"";height:7px;width:7px}.download-section__title{font-family:var(--download-display);font-size:clamp(40px,5vw,68px);font-weight:650;letter-spacing:-.055em;line-height:1.08;margin:0;max-width:760px}.download-section__intro{color:var(--download-ink-soft);font-size:16px;margin:0 0 7px;max-width:410px}.download-section__channels{display:grid;gap:28px}.download-section__channel{--channel-accent:var(--download-ink);background:var(--download-surface);border:0;border-radius:24px;box-shadow:0 18px 46px #2457ff17,0 3px 10px #2457ff0e;display:grid;gap:34px;grid-template-columns:minmax(210px,.72fr) minmax(0,2.28fr);padding:34px;transition:box-shadow .18s ease}.download-section__channel:hover{box-shadow:0 24px 58px #2457ff24,0 4px 14px #2457ff14}.download-section__channel--stable{--channel-accent:var(--download-signal);background:radial-gradient(circle at 0 0,rgba(36,87,255,.07),transparent 32%),var(--download-surface)}.download-section__channel--preview{background:var(--download-cloud)}.download-section__channel-header{align-items:flex-start;display:flex;flex-direction:column}.download-section__channel-index{background:var(--download-signal-soft);border-radius:999px;color:var(--channel-accent);display:inline-grid;font-family:var(--download-mono);font-size:10px;font-weight:700;letter-spacing:.08em;margin-bottom:46px;min-height:24px;min-width:40px;padding:3px 9px;place-items:center}.download-section__channel--preview .download-section__channel-index{background:var(--download-surface);color:var(--download-ink-soft)}.download-section__channel-labels{align-items:center;display:flex;flex-wrap:wrap;gap:9px;margin-bottom:12px}.download-section__channel-label{color:var(--channel-accent);font-family:var(--download-mono);font-size:10px;font-weight:700;letter-spacing:.1em;text-transform:uppercase}.download-section__recommended{background:var(--download-signal);border-radius:999px;color:var(--download-action-stable-fg);font-family:var(--download-mono);font-size:9px;font-weight:700;letter-spacing:.06em;padding:4px 8px}.download-section__channel-title{font-family:var(--download-display);font-size:clamp(24px,2.6vw,34px);font-weight:650;letter-spacing:-.045em;line-height:1.14;margin:0 0 12px}.download-section__channel-description{color:var(--download-ink-soft);font-size:13px;margin:0}.download-section__grid{display:grid;gap:14px;grid-template-columns:repeat(3,minmax(0,1fr))}.download-section__card{background:var(--download-cloud-blue);border:0;border-radius:16px;box-shadow:0 10px 28px #2457ff13,0 2px 7px #2457ff0b;display:flex;flex-direction:column;min-height:260px;min-width:0;overflow:hidden;padding:24px;position:relative;transition:box-shadow .18s ease}.download-section__channel--preview .download-section__card{background:var(--download-surface)}.download-section__card:hover{box-shadow:0 16px 38px #2457ff22,0 3px 10px #2457ff12}.download-section__platform-heading{align-items:center;display:flex;gap:13px}.download-section__platform-icon{background:var(--download-signal-soft);border-radius:50%;color:var(--download-signal);display:grid;flex:0 0 auto;height:46px;place-items:center;width:46px}.download-section__channel--preview .download-section__platform-icon{background:var(--download-cloud);color:var(--download-ink)}.download-section__platform{font-family:var(--download-display);font-size:18px;font-weight:650;letter-spacing:-.025em;line-height:1.2;margin:0 0 2px}.download-section__arch{font-size:9px;font-weight:700;letter-spacing:.08em;margin:0;text-transform:uppercase}.download-section__arch,.download-section__status{color:var(--download-ink-soft);font-family:var(--download-mono);line-height:1.5}.download-section__status{font-size:10px;font-weight:650;letter-spacing:.035em;margin:38px 0 22px;min-height:24px}.download-section__status--loading{animation:download-status-pulse 1.6s ease-in-out infinite}.download-section__status--available{color:var(--channel-accent)}.download-section__status--error{color:#a63c2b}.download-section__action{align-items:center;background:var(--download-action-stable-bg);border:0;border-radius:10px;box-shadow:0 7px 18px #2457ff29;color:var(--download-action-stable-fg);display:inline-flex;font-size:13px;font-weight:650;gap:16px;justify-content:space-between;line-height:1.4;margin-top:auto;min-height:46px;padding:11px 15px;text-align:left;text-decoration:none;transition:box-shadow .16s ease;width:100%}.download-section__channel--preview .download-section__action:not(.download-section__action--disabled){background:var(--download-action-preview-bg);color:var(--download-action-preview-fg)}.download-section__action:not(.download-section__action--disabled):hover{background:var(--download-action-stable-hover-bg);box-shadow:0 11px 26px #2457ff47;color:var(--download-action-stable-fg)}.download-section__channel--preview .download-section__action:not(.download-section__action--disabled):hover{background:var(--download-action-preview-hover-bg);box-shadow:0 11px 26px #2457ff3b;color:var(--download-action-preview-fg)}.download-section__action:focus-visible{outline:3px solid rgba(36,87,255,.36);outline-offset:3px}.download-section__action--disabled{background:var(--download-action-disabled-bg);box-shadow:none;color:var(--download-action-disabled-fg);cursor:not-allowed;justify-content:center}@keyframes download-status-pulse{0%,to{opacity:1}50%{opacity:.48}}@media(max-width:960px){.download-section{padding:88px 0 96px}.download-section__shell{width:min(60%,760px)}.download-section__heading{gap:22px;grid-template-columns:1fr}.download-section__intro{max-width:600px}.download-section__channel{gap:28px;grid-template-columns:1fr}.download-section__channel-header{-moz-column-gap:14px;column-gap:14px;display:grid;grid-template-columns:auto 1fr}.download-section__channel-index{grid-row:1/span 3;margin:0}.download-section__channel-description{max-width:620px}}@media(max-width:720px){.download-section{padding:72px 0 80px}.download-section__shell{width:calc(100% - 32px)}.download-section__heading{margin-bottom:32px}.download-section__title{font-size:clamp(36px,11.2vw,50px);overflow-wrap:anywhere}.download-section__channels{gap:20px}.download-section__channel{border-radius:18px;gap:24px;padding:22px}.download-section__channel-header{display:flex}.download-section__channel-index{margin-bottom:28px}.download-section__grid{grid-template-columns:1fr}.download-section__card{min-height:214px}.download-section__status{margin-top:28px}}@media(max-width:380px){.download-section__channel{padding:18px}.download-section__card{padding:20px}}@media(prefers-reduced-motion:reduce){.download-section__action,.download-section__card,.download-section__channel,.download-section__status--loading{animation:none;transition:none}}