/* Local assets only. Light and dark follow the browser / OS preference. */
:root{color-scheme:light dark;--bg:#f6f7f2;--surface:#fff;--surface-soft:#eef1ea;--text:#192b25;--muted:#637069;--line:#dfe5db;--accent:#255a45;--accent-soft:#e7f0e4;--hero:#173e36;--hero-text:#f4f8ec;--lime:#c6e7a3;--warning:#8a5422;--focus:#3268cb;--shadow:0 7px 24px #233a2310;--radius:18px;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:24px}body{margin:0;background:var(--bg);color:var(--text);font-size:15px;line-height:1.7;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,input,select{font:inherit}button,a,select,input{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:default}button,a,input,select{touch-action:manipulation}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid var(--focus);outline-offset:4px}a:hover{text-decoration:underline;text-underline-offset:4px}[hidden]{display:none!important}.shell{width:min(1200px,calc(100% - 64px));margin-inline:auto}.skip-link{position:absolute;top:-80px;left:20px;padding:10px 20px;z-index:10;background:var(--surface);border:2px solid var(--focus);border-radius:8px}.skip-link:focus{top:12px}.site-header{border-bottom:1px solid var(--line);background:var(--bg)}.header-inner{min-height:96px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:inline-flex;gap:12px;align-items:center;line-height:1.3;font-weight:750;font-size:17px;letter-spacing:-.3px;flex-shrink:0}.brand:hover{text-decoration:none}.brand img{display:block}.brand small{display:block;font-size:9px;letter-spacing:1.55px;color:var(--muted);margin-top:5px;font-weight:550}.site-header nav{display:flex;align-items:center;gap:30px;font-size:13px;color:var(--muted)}.site-header nav a{padding-block:12px}.site-header nav a:hover{color:var(--accent)}.hero{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:55px;align-items:center;padding:66px 0 48px}.eyebrow{font-size:10px;letter-spacing:2px;font-weight:750;color:var(--accent);margin:0 0 14px;line-height:1.6}.hero .eyebrow{letter-spacing:1px;font-size:11px;display:flex;align-items:center;gap:9px}.status-dot{width:7px;height:7px;background:var(--accent);border-radius:50%;box-shadow:0 0 0 4px var(--accent-soft)}h1,h2,h3,p{overflow-wrap:anywhere}h1,h2,h3{line-height:1.35}.hero h1{font-size:clamp(30px,3.3vw,44px);font-weight:750;letter-spacing:-1.9px;line-height:1.38;margin:18px 0}.hero h1 span{display:block;color:var(--accent);font-size:.81em;letter-spacing:-1.2px;margin-top:4px}.hero-description{color:var(--muted);font-size:14px;line-height:1.95;max-width:600px;margin:18px 0 22px}.hero-actions{display:flex;align-items:center;gap:23px}.primary-button{border:1px solid var(--accent);display:inline-flex;align-items:center;justify-content:center;gap:28px;background:var(--accent);color:#fff;border-radius:9px;padding:11px 20px;font-weight:650;font-size:13px;min-height:44px}.primary-button:hover{filter:brightness(1.1);text-decoration:none}.text-link{font-size:12px;color:var(--muted)}.hero-facts{display:flex;gap:22px;align-items:center;flex-wrap:wrap;margin-top:30px;font-size:11px;color:var(--muted)}.hero-facts strong{font-size:18px;color:var(--text);font-weight:700;margin-right:3px}.hero-facts>span:last-child{padding-left:20px;border-left:1px solid var(--line)}.hero-aside{align-self:stretch;min-height:304px;background:var(--hero);color:var(--hero-text);border-radius:var(--radius);padding:26px 29px;display:flex;flex-direction:column;position:relative;overflow:hidden}.hero-aside:after{content:"";width:230px;height:230px;border:1px solid #ffffff12;border-radius:50%;position:absolute;right:-126px;bottom:12px;box-shadow:0 0 0 38px #ffffff04,0 0 0 76px #ffffff03;pointer-events:none}.aside-top{display:flex;align-items:center;justify-content:space-between;gap:14px;font-size:8px;letter-spacing:1.6px;color:var(--lime)}.aside-top>span:last-child{font-size:25px}.aside-title{font-size:35px;font-weight:650;letter-spacing:-.9px;line-height:1.38;margin:22px 0 16px}.aside-divider{height:1px;background:#ffffff29;max-width:36px}.hero-aside>p:not(.aside-title){font-size:12px;line-height:1.85;color:#cedcd0;margin:16px 0 23px}.aside-bottom{margin-top:auto;display:flex;gap:24px;font-size:9px;letter-spacing:1px;color:var(--lime)}.notice{display:flex;align-items:flex-start;gap:12px;border:1px solid var(--line);border-radius:10px;background:var(--surface-soft);padding:14px 18px;color:var(--muted);font-size:11px;line-height:1.9}.notice>span{font-size:17px;color:var(--accent);line-height:1.5}.notice p{margin:0}.notice strong{font-weight:650;color:var(--text)}.ad-slot:empty{display:none}.directory{padding:54px 0 40px}.section-heading{display:flex;justify-content:space-between;gap:20px;align-items:end;margin-bottom:24px}.section-heading .eyebrow{margin-bottom:9px}.section-heading h2{font-size:24px;letter-spacing:-.8px;margin:0}.section-meta{font-size:11px;border:1px solid var(--line);border-radius:20px;color:var(--muted);padding:5px 12px;white-space:nowrap}.filter-panel{border:1px solid var(--line);border-radius:14px;background:var(--surface);padding:20px 22px}.search-row{display:grid;grid-template-columns:minmax(0,1fr) 150px 190px;gap:16px;align-items:end}label{font-size:11px;display:block;color:var(--muted);font-weight:600;margin-bottom:7px}.search-input-wrap{display:flex;align-items:center;border:1px solid var(--line);background:var(--bg);border-radius:8px;position:relative}.search-symbol{font-size:23px;color:var(--muted);padding-left:13px;line-height:1}.search-input-wrap input{padding:11px 35px 11px 10px;min-width:0;width:100%;border:0;background:transparent;color:var(--text);font-size:12px;min-height:45px;outline-offset:2px}.search-input-wrap input::placeholder{color:var(--muted);opacity:.85}input::-webkit-search-cancel-button{display:none}#clear-search{position:absolute;right:4px;top:4px;bottom:4px;border:0;border-radius:4px;width:30px;background:transparent;color:var(--muted);font-size:21px}#clear-search:hover{background:var(--line)}select{width:100%;background:var(--bg);border:1px solid var(--line);border-radius:8px;color:var(--text);padding:11px 10px;font-size:12px;min-height:46px}.chips{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-top:19px;padding-top:17px;border-top:1px solid var(--line)}.chip{border:1px solid transparent;border-radius:7px;background:transparent;color:var(--muted);font-size:11px;padding:8px 11px;min-height:38px;white-space:nowrap;transition:background .15s,color .15s}.chip span{margin-left:6px;font-size:10px;opacity:.75}.chip:hover{background:var(--surface-soft)}.chip.active{background:var(--accent);color:#fff}.results-bar{display:flex;justify-content:space-between;gap:16px;align-items:center;margin:20px 1px 15px}.results-bar p{margin:0;font-size:12px;color:var(--muted)}.reset-button{border:0;background:transparent;font-size:11px;color:var(--muted);padding:7px}.reset-button:hover{color:var(--accent)}.resource-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.resource-card{display:flex;flex-direction:column;padding:23px 22px 17px;background:var(--surface);border:1px solid var(--line);border-radius:14px;transition:box-shadow .18s,border-color .18s;min-width:0}.resource-card:hover{box-shadow:var(--shadow);border-color:color-mix(in srgb,var(--accent) 35%,var(--line))}.card-top{display:flex;align-items:center;gap:8px;margin-bottom:16px;min-height:31px;flex-wrap:wrap}.app-icon{background:var(--icon-bg,#e8eee7);color:var(--icon-text,#476b43);width:30px;height:30px;flex-shrink:0;border-radius:8px;font-size:20px;line-height:30px;text-align:center}.accent-api{--icon-bg:#e8ede5;--icon-text:#3e693b}.accent-code{--icon-bg:#e9eaf2;--icon-text:#69618d}.accent-search{--icon-bg:#e4eef0;--icon-text:#397482}.accent-voice{--icon-bg:#f3eadf;--icon-text:#9a6639}.accent-image{--icon-bg:#f2e6eb;--icon-text:#9c5e79}.accent-cloud{--icon-bg:#e6ecf7;--icon-text:#5b76a7}.category-label{font-size:10px;color:var(--muted)}.tag{font-size:9px;color:var(--muted);border:1px solid var(--line);border-radius:5px;padding:2px 7px;line-height:1.6;margin-left:auto;white-space:nowrap}.tag-promo{margin:10px 0 0;display:inline-block;background:var(--accent-soft);color:var(--accent);border-color:transparent}.resource-card h3{font-size:17px;font-weight:700;letter-spacing:-.3px;margin:0 0 10px;line-height:1.4}.offer{min-height:66px;color:var(--text);font-size:12px;line-height:1.8;margin-bottom:16px}.offer p{margin:0}.requirements{display:grid;grid-template-columns:1fr 1fr;gap:7px 12px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:12px 0;margin:0;font-size:10px}.requirements>div{display:flex;gap:10px;align-items:baseline}.requirements dt{color:var(--muted);white-space:nowrap}.requirements dd{margin:0;color:var(--muted);font-weight:500}.requirements .required{color:var(--warning)}.requirements .not-required{color:var(--accent)}.login-row{grid-column:1/-1}.card-note{font-size:10px;line-height:1.85;color:var(--muted);margin:12px 0 18px;min-height:36px}.card-footer{display:flex;justify-content:space-between;gap:10px;align-items:center;margin-top:auto;padding-top:2px;font-size:10px}.card-footer>span{color:var(--muted);font-size:9px}.card-footer small{font-size:8px;display:block;opacity:.8}.official-link{color:var(--accent);font-size:11px;font-weight:650;white-space:nowrap;padding:7px 0 7px 10px}.official-link span{margin-left:4px}.directory-footnote{font-size:10px;line-height:1.9;color:var(--muted);margin:22px 2px 0}.empty-state{text-align:center;padding:50px 20px;border:1px dashed var(--line);border-radius:14px}.empty-state>span{font-size:40px;color:var(--accent)}.empty-state h3{font-size:20px}.empty-state p{color:var(--muted);font-size:13px}.guide{padding:35px 0 47px;border-top:1px solid var(--line)}.muted{color:var(--muted);font-size:12px}.guide-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:40px}.guide-grid article{padding:5px 0}.step{font-size:12px;letter-spacing:1.5px;color:var(--accent);font-weight:700;display:block;margin-bottom:10px}.guide-grid h3{font-size:16px;margin:8px 0}.guide-grid p{font-size:12px;line-height:1.95;color:var(--muted);margin:0}.safety{background:var(--accent-soft);border:1px solid var(--line);border-radius:var(--radius);padding:29px 32px 30px;margin-bottom:64px}.safety-heading{display:flex;align-items:center;gap:14px;margin-bottom:20px}.shield{font-size:34px;line-height:1;color:var(--accent)}.safety .eyebrow{font-size:9px;margin-bottom:5px}.safety h2{font-size:22px;letter-spacing:-.6px;margin:0}.safety-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:30px}.safety h3{font-size:12px;margin:0 0 8px}.safety p{font-size:11px;line-height:1.95;color:var(--muted);margin:0}.site-footer{border-top:1px solid var(--line);padding:30px 0 35px}.footer-inner{display:flex;justify-content:space-between;align-items:start;gap:30px}.site-footer strong{font-size:12px}.site-footer p{font-size:10px;color:var(--muted);margin:7px 0 0;max-width:450px}.site-footer nav{display:flex;flex-wrap:wrap;gap:18px;font-size:10px;color:var(--muted);padding-top:3px}.prose{max-width:850px;padding-top:60px;padding-bottom:70px}.prose h1{font-size:34px;margin:10px 0 20px;letter-spacing:-1px}.prose .lead{font-size:19px;line-height:1.9;color:var(--muted)}.prose h2{font-size:20px;margin-top:35px}.prose p,.prose li{line-height:1.95;font-size:14px}.prose li{margin-bottom:12px}.prose ul{padding-left:24px}.prose p a:not(.primary-button){color:var(--accent);text-decoration:underline;text-underline-offset:4px}.error-number{font-size:100px!important;line-height:1!important;font-weight:750;color:var(--accent);margin:35px 0}
@media(min-width:1500px){.hero{padding-top:80px;padding-bottom:58px}.hero-aside{min-height:330px}}
@media(max-width:1000px){.shell{width:calc(100% - 44px)}.hero{grid-template-columns:minmax(0,1fr) 280px;gap:28px}.hero-facts{gap:14px}.hero-facts>span:last-child{border:0;padding-left:0}.hero-aside{padding:24px}.resource-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.search-row{grid-template-columns:minmax(0,1fr) 120px 160px;gap:12px}.site-header nav{gap:20px}.guide-grid{gap:22px}.footer-inner{flex-direction:column;gap:16px}.safety{padding:26px}.safety-grid{gap:20px}}
@media(max-width:720px){.header-inner{min-height:85px;align-items:center;gap:16px}.brand{font-size:15px}.brand small{font-size:8px;letter-spacing:1px}.brand img{width:30px;height:30px}.site-header nav{gap:16px;font-size:11px}.site-header nav a:nth-child(2),.site-header nav a:nth-child(3){display:none}.hero{grid-template-columns:1fr;padding:36px 0 28px;gap:24px}.hero h1{font-size:35px;letter-spacing:-1.3px}.hero h1 span{font-size:27px}.hero-description{font-size:13px;line-height:1.9}.desktop-break{display:none}.hero-facts{margin-top:22px}.hero-aside{min-height:0;padding:20px 24px;display:grid;grid-template-columns:1fr 1fr;column-gap:20px}.aside-top{grid-column:1/-1;margin-bottom:9px}.aside-top>span:last-child{font-size:19px}.aside-title{font-size:27px;margin:0;grid-row:2/4}.aside-title br{display:none}.aside-divider{display:none}.hero-aside>p:not(.aside-title){font-size:11px;margin:0;align-self:center}.aside-bottom{grid-column:2;gap:13px;font-size:8px;margin-top:10px}.notice{font-size:10px;padding:12px 14px;gap:9px}.directory{padding-top:35px}.section-heading{margin-bottom:18px;gap:14px}.section-heading h2{font-size:21px}.section-meta{font-size:9px;padding:4px 9px}.search-row{grid-template-columns:1fr 1fr;gap:12px}.search-control{grid-column:1/-1}.filter-panel{padding:16px}.chips{gap:5px;margin-top:15px;padding-top:13px}.chip{padding:7px 8px;font-size:10px}.chip span{margin-left:4px}.resource-grid{gap:14px}.resource-card{padding:18px 17px 14px}.resource-card h3{font-size:16px}.card-top{gap:6px}.category-label{font-size:9px}.tag{font-size:8px;padding-inline:5px}.app-icon{width:26px;height:26px;line-height:26px;font-size:18px}.offer{font-size:11px}.requirements{font-size:9px;gap:6px}.requirements>div{gap:6px}.card-note{font-size:9px}.card-footer{gap:5px}.card-footer>span{font-size:8px}.official-link{font-size:10px;padding-left:4px}.guide-grid{grid-template-columns:1fr;gap:22px}.guide-grid article{position:relative;padding-left:39px}.step{position:absolute;left:0;top:12px}.guide-grid h3{font-size:15px}.guide-grid p{font-size:12px}.guide .section-heading{align-items:start;flex-direction:column;gap:0}.guide .section-heading>.muted{margin:8px 0 0}.safety-grid{grid-template-columns:1fr;gap:20px}.safety{padding:22px;margin-bottom:38px}.safety h2{font-size:21px}.safety p{font-size:12px}.safety h3{font-size:13px}.site-footer{padding-top:24px}.prose{padding-top:35px;padding-bottom:45px}.prose h1{font-size:29px}.prose .lead{font-size:17px}}
@media(max-width:480px){.shell{width:calc(100% - 32px)}.header-inner{gap:10px}.site-header nav{gap:12px}.site-header nav a:last-child{display:none}.hero h1{font-size:31px}.hero h1 span{font-size:25px}.hero .eyebrow{font-size:10px}.hero-facts{gap:13px}.hero-facts>span:last-child{flex-basis:100%}.hero-facts strong{font-size:17px}.hero-aside{padding:17px 20px}.aside-title{font-size:26px}.aside-title br{display:block}.aside-bottom{gap:9px;font-size:7px}.resource-grid{grid-template-columns:1fr}.resource-card{padding:21px 22px 16px}.card-top{margin-bottom:13px}.category-label{font-size:10px}.tag{font-size:9px}.resource-card h3{font-size:19px}.offer{font-size:13px;min-height:0;margin-bottom:17px}.requirements{font-size:11px;padding:11px 0;gap:6px}.requirements>div{gap:12px}.card-note{font-size:11px;min-height:0;margin:12px 0 15px}.card-footer>span{font-size:9px}.official-link{font-size:12px}.section-heading h2{font-size:20px}.section-meta{display:none}.hero-actions{gap:18px}.text-link{font-size:11px}.directory-footnote{font-size:11px}.site-footer nav{gap:14px}.site-footer p{font-size:11px}}
@media(prefers-color-scheme:dark){:root{--bg:#131b18;--surface:#1b2520;--surface-soft:#202c25;--text:#e3ece1;--muted:#a3b1a6;--line:#334239;--accent:#bbdfa4;--accent-soft:#26382b;--hero:#234c3c;--hero-text:#f0f6e9;--lime:#d0eab8;--warning:#edba80;--focus:#9ebdff;--shadow:0 7px 24px #0003}.primary-button,.chip.active{color:#16251b}.accent-api{--icon-bg:#30452d;--icon-text:#c4dda9}.accent-code{--icon-bg:#393247;--icon-text:#d4c3ec}.accent-search{--icon-bg:#263e44;--icon-text:#a6d6dc}.accent-voice{--icon-bg:#493827;--icon-text:#e7c18e}.accent-image{--icon-bg:#49323e;--icon-text:#e7b2cf}.accent-cloud{--icon-bg:#2d3b51;--icon-text:#bad1ee}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important}}
@media print{.site-header nav,.hero-actions,.filter-panel,.results-bar,.ad-slot,.hero-aside,.site-footer nav{display:none!important}body{color:#000;background:#fff}.shell{width:100%}.hero{display:block;padding:12px 0}.resource-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.resource-card{break-inside:avoid;box-shadow:none}.official-link:after{content:" (" attr(href) ")";font-size:8px}.resource-card[hidden]{display:flex!important}.safety,.guide{break-inside:avoid}a{text-decoration:none}}