/* 首页与控制台共用柔和炭灰、暖灰白文字和细线层级。 */
.center-native{--bg:#211f1e;--panel:#2a2725;--text:#e7e2dc;--blue:#e7e2dc;--line:#403b37;--muted:#ada69e;--button:#d9d1c6;--button-hover:#eee5d9;--input-line:#59524b;--mono:'IBM Plex Mono',ui-monospace,SFMono-Regular,Menlo,Consolas,'Noto Sans SC',monospace;background:var(--bg);color:var(--text);font-family:var(--mono);font-size:16px;line-height:1.7;-webkit-font-smoothing:antialiased;color-scheme:dark}
.center-native #app{min-height:100svh}
.center-native ::selection{background:var(--text);color:var(--bg)}
.center-native button,.center-native input,.center-native select{font-family:inherit}
.center-native :is(button,a,input,select,summary):focus-visible{outline:2px solid var(--text);outline-offset:4px}
.center-native .skip{background:var(--text);color:var(--bg)}
.center-native .utility-topbar{min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px;padding:12px 36px;border-bottom:1px solid var(--line)}
.center-native .utility-brand{display:flex;align-items:baseline;gap:16px;min-width:0;font-size:21px;letter-spacing:-.04em;cursor:pointer}
.center-native .utility-brand:hover strong{text-decoration:underline;text-underline-offset:5px}
.center-native .utility-brand:hover .brand-domain{color:var(--text)}
.center-native #language-switch{white-space:nowrap}
.center-native .utility-top-actions{flex-wrap:wrap;row-gap:8px}
.center-native .dialog-heading h2{flex:1;min-width:0}
.center-native .dialog-heading .dialog-language{font-size:14px;white-space:nowrap;margin-left:auto}
html[lang="en"] .center-native .landing-benefits dd{font-size:19px;white-space:normal}
html[lang="en"] .center-native .landing-headline span{display:inline-block}
@media(max-width:640px){html[lang="en"] .center-native .landing-headline span{display:block;margin-left:0}}
.center-native .brand-domain{font-size:17px;letter-spacing:-.03em;color:var(--muted);overflow-wrap:anywhere}
/* 首页沿用终端排版，与业务操作区共享颜色。 */
.center-native.landing-active{background:var(--bg)}
.center-native.landing-active .utility-topbar{background:var(--bg);color:var(--text);border-color:var(--line);padding-inline:max(36px,calc((100vw - 1120px)/2))}
.center-native.landing-active .utility-top-actions .text-link,.center-native.landing-active .brand-domain{color:var(--muted)}
.center-native.landing-active .utility-top-actions .quiet{background:var(--button);border-color:var(--button);color:var(--bg)}
.center-native .brand-landing{color:var(--text);background:var(--bg);overflow:hidden}
.center-native .brand-landing[hidden]{display:none}
.center-native .landing-inner{max-width:1120px;margin:auto;padding:46px 0 38px}
.center-native .landing-brandline{display:flex;align-items:baseline;gap:22px;margin-bottom:26px}
.center-native .landing-title{margin:0;font-family:system-ui,-apple-system,'Noto Sans SC',sans-serif;font-size:34px;font-weight:650;letter-spacing:-.05em;line-height:1.3}
.center-native .landing-domain{margin:0;color:var(--muted);font-size:24px;letter-spacing:-.06em;overflow-wrap:anywhere;animation:brand-appear .45s both}
.center-native .landing-eyebrow{margin:0 0 14px;font-size:14px;letter-spacing:.1em;color:var(--muted)}
.center-native .landing-eyebrow span{color:var(--text);margin-right:14px}
.center-native .landing-headline{margin:0;font-family:system-ui,-apple-system,'Noto Sans SC',sans-serif;font-size:clamp(38px,4.5vw,62px);font-weight:650;line-height:1.25;letter-spacing:-.055em;animation:brand-appear .5s .05s both}
.center-native .landing-headline span{margin-left:.3em}
.center-native .landing-description{margin:20px 0 28px;font-size:15px;color:var(--muted);animation:brand-appear .5s .1s both}
.center-native .landing-benefits{display:grid;grid-template-columns:repeat(4,1fr);padding:20px 0;margin:0 0 28px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);animation:brand-appear .5s .15s both}
.center-native .landing-benefits>div{padding:0 28px;border-left:1px solid var(--line)}
.center-native .landing-benefits>div:first-child{padding-left:0;border:0}
.center-native .landing-benefits dt{font-size:14px;color:var(--muted);margin-bottom:5px}
.center-native .landing-benefits dd{margin:0;font-size:22px;line-height:1.4;letter-spacing:-.03em;font-weight:600;white-space:nowrap}
.center-native .landing-benefits dd span{font-size:28px;font-weight:400;line-height:0;color:var(--muted);margin-left:12px}
.center-native .landing-offer{display:grid;grid-template-columns:repeat(2,1fr);margin:22px 0 0;border:1px solid var(--line);animation:brand-appear .5s .22s both}
.center-native .landing-offer[hidden]{display:none}
.center-native .landing-offer:has(>div[hidden]){grid-template-columns:1fr}
.center-native .landing-offer>div[hidden]{display:none}
.center-native .landing-offer>div{padding:15px 28px}
.center-native .landing-offer>div:first-child{border-right:1px solid var(--line)}
.center-native .landing-offer dt{font-size:13px;letter-spacing:.06em;color:var(--muted);margin-bottom:6px}
.center-native .landing-offer dd{margin:0;font-size:19px;line-height:1.4;letter-spacing:-.02em;font-weight:600;overflow-wrap:anywhere}
.center-native .landing-actions{display:flex;align-items:center;gap:14px;flex-wrap:wrap;animation:brand-appear .5s .2s both}
.center-native .landing-actions :is(.primary,.quiet){border-radius:2px;min-height:48px;min-width:150px;justify-content:space-between;gap:36px;display:inline-flex;align-items:center;padding:11px 18px;font-size:14px;transition:transform .18s,background .18s}
.center-native .landing-actions .primary{background:var(--button);border-color:var(--button);color:var(--bg)}
.center-native .landing-actions .quiet{background:transparent;border-color:var(--input-line);color:var(--text)}
.center-native .landing-actions button:hover{transform:translateY(-2px)}
.center-native .landing-actions .primary:hover{background:var(--button-hover)}
.center-native .landing-actions .quiet:hover{background:var(--panel)}
.center-native .landing-terminal{max-width:1200px;margin:0 auto;background:var(--panel);color:#e5e2dc;border:1px solid var(--line);position:relative}
.center-native .terminal-bar{display:flex;align-items:center;justify-content:space-between;padding:13px 24px;border-bottom:1px solid var(--line);color:var(--muted);font-size:12px;letter-spacing:.04em}
.center-native .terminal-bar>span:first-child{display:flex;align-items:center;gap:10px;color:#cbc7bf}
.center-native .terminal-bar i{display:block;width:7px;height:7px;background:#c2c0b8;box-shadow:0 0 10px #e3dfcb28}
.center-native .terminal-content{padding:32px 44px 30px;background:radial-gradient(ellipse at 50% 0,#ffffff07,transparent 70%)}
.center-native .terminal-wordmark{max-width:460px;margin:0 0 26px;color:#d6d3cc;position:relative}
.center-native .terminal-wordmark svg{display:block;width:100%;height:auto;fill:currentColor;shape-rendering:crispEdges}
.center-native .terminal-demo{display:grid;grid-template-columns:1fr 1fr;gap:32px}
.center-native .terminal-label{margin:0 0 12px;color:var(--muted);font-size:10px;letter-spacing:.1em}
.center-native .terminal-request code{display:block;font-family:inherit;font-size:15px;line-height:1.9;overflow-wrap:anywhere}
.center-native .syntax-key{color:#9eaaa0}
.center-native .syntax-dim{color:var(--muted)}
.center-native .terminal-copy{display:inline-flex;gap:20px;background:none;border:0;padding:0;color:#b8b4ac;font:inherit;font-size:12px;text-decoration:underline;text-underline-offset:4px;margin-top:13px;cursor:pointer}
.center-native .terminal-copy:hover{color:#fff}
.center-native .terminal-response{border-left:1px solid var(--line);padding-left:32px}
.center-native .terminal-output{font-size:15px;margin:0 0 6px;animation:terminal-line .45s .6s both}
.center-native .terminal-output+.terminal-output{animation-delay:1.1s}
.center-native .terminal-cursor{color:#b4b1a6;animation:terminal-blink 1s step-end 5}
.center-native .terminal-note{font-size:10px;letter-spacing:.08em;color:var(--muted);margin:18px 0 0}
/* 首页下半部分：说明、真实快照和套餐频率，共用分隔线排版。 */
.center-native .landing-detail{max-width:1120px;margin:0 auto}
.center-native .landing-detail>section{padding:52px 0;border-bottom:1px solid var(--line)}
.center-native .detail-heading{display:flex;gap:20px;align-items:baseline;margin-bottom:18px}
.center-native .detail-heading>span{color:var(--muted);font-size:14px}
.center-native .detail-heading h2{font-size:27px;font-weight:600;letter-spacing:-.04em;margin:0}
.center-native .detail-lead{color:var(--muted);font-size:15px;max-width:850px;margin:0 0 28px;line-height:1.9}
.center-native .about-list{padding:0;margin:0;list-style:none;display:grid;gap:20px}
.center-native .about-list li{display:flex;gap:20px;align-items:baseline}
.center-native .about-list li>span{color:var(--muted);font-size:14px}
.center-native .about-list strong{font-size:15px;font-weight:500}
.center-native .about-list p{display:inline;color:var(--muted);font-size:15px;margin:0 0 0 20px}
.center-native .client-types{display:flex;flex-wrap:wrap;gap:16px 36px;margin-top:28px;padding-top:22px;border-top:1px solid var(--line);font-size:15px;color:var(--muted)}
.center-native .public-stats-meta{display:flex;justify-content:space-between;gap:20px;font-size:12px;color:var(--muted);margin:0 0 22px}
.center-native .public-stats,.center-native .public-speed{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:30px;margin:0;padding:0}
.center-native .public-stats>div,.center-native .public-speed>div{padding-left:26px;border-left:1px solid var(--line)}
.center-native :is(.public-stats,.public-speed)>div:first-child{padding-left:0;border-left:0}
.center-native :is(.public-stats,.public-speed) dt{font-size:14px;color:var(--muted);margin-bottom:12px}
.center-native .public-stats dd{margin:0;font-size:clamp(24px,2.5vw,36px);line-height:1.2;letter-spacing:-.06em;font-variant-numeric:tabular-nums}
.center-native :is(.public-stats,.public-speed) p{font-size:12px;color:var(--muted);margin:12px 0 0}
.center-native .public-speed{border-top:1px solid var(--line);margin-top:30px;padding-top:28px}
.center-native .public-speed dd{display:flex;align-items:baseline;gap:12px;flex-wrap:wrap;margin:0}
.center-native .public-speed dd b{font-size:36px;font-weight:400;letter-spacing:-.06em;line-height:1.2;font-variant-numeric:tabular-nums}
.center-native .public-speed dd span{font-size:12px;color:var(--muted)}
.center-native .public-models{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px;list-style:none;padding:0;margin:26px 0 0}
.center-native .public-models li{border-top:1px solid var(--line);padding:24px 0;font-size:22px;letter-spacing:-.04em;overflow-wrap:anywhere;transition:border-color .2s}
.center-native .public-models li:hover{border-color:var(--text)}
.center-native .public-models li strong{display:block;font-weight:400;font-size:22px;letter-spacing:-.04em}
.center-native .public-models li small{display:block;margin-top:8px;font-size:14px;line-height:1.7;color:var(--muted);letter-spacing:0;overflow-wrap:anywhere}
.center-native .landing-end{border-top:1px solid var(--line);padding:23px 0;display:flex;align-items:center;justify-content:space-between;color:var(--muted);font-size:14px}
.center-native .landing-end b{font-weight:400;color:var(--text)}
.center-native .landing-end button{color:var(--text);font-size:14px}
.center-native.landing-active .stats-strip{display:none}
.center-native .utility-shell[hidden]{display:none}
.center-native.landing-active :is(a,button):focus-visible,.center-native .brand-landing :is(a,button):focus-visible{outline-color:#8d8578}
@keyframes brand-appear{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}

@keyframes terminal-line{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}
@keyframes terminal-blink{50%{opacity:0}}
@media(max-width:1200px){.center-native .landing-inner,.center-native .landing-detail{margin-inline:36px}.center-native .landing-terminal{margin-inline:20px}}
@media(prefers-reduced-motion:reduce){.center-native .brand-landing *{animation:none!important;transition:none!important;transform:none!important}}
.center-native .utility-top-actions{display:flex;align-items:center;gap:26px}
.center-native .utility-top-actions .text-link{color:var(--muted);font-size:14px;white-space:nowrap}
.center-native .utility-top-actions .text-link:hover{color:var(--text)}
.center-native .utility-top-actions .quiet{background:var(--button);color:var(--bg);border-color:var(--button);padding:7px 18px;min-height:36px;font-size:14px}
.center-native .utility-shell{display:grid;grid-template-columns:210px minmax(0,1fr);max-width:1440px;min-height:calc(100svh - 73px);margin:0 auto}
.center-native .utility-task-rail{display:flex;flex-direction:column;align-items:stretch;gap:8px;padding:42px 24px 28px;border-right:1px solid var(--line);background:var(--bg)}
.center-native .utility-task.nav{position:relative;display:flex;align-items:center;text-align:left;width:100%;padding:11px 16px;border:0;border-radius:4px;background:transparent;color:var(--muted);font-size:15px;white-space:nowrap;transition:background .15s,color .15s}
.center-native .utility-task.nav:hover{color:var(--text);background:var(--panel)}
.center-native .utility-task.nav.is-active{color:var(--text);background:var(--panel)}
.center-native .utility-task.nav::after{display:none}
.center-native .utility-task.nav.is-active::before{content:'';position:absolute;left:0;top:14px;bottom:14px;width:2px;background:var(--text)}
.center-native .utility-rail-links{display:flex;align-items:center;gap:20px;width:100%;padding:0;font-size:12px;color:var(--muted)}
.center-native .utility-rail-links .text-link{font-size:12px}
.center-native .utility-workspace{display:flex;flex-direction:column;min-width:0;padding:56px clamp(28px,5vw,76px) 26px}
.center-native .view{min-width:0;flex:1;padding-bottom:64px;animation:appear .15s ease-out}
.center-native .page-heading{margin:0 0 38px;align-items:center;gap:20px}
.center-native .page-heading h1{font-size:clamp(25px,2.5vw,32px);font-weight:600;letter-spacing:-.04em}
.center-native .page-heading>.primary{min-height:36px;font-size:14px;padding:7px 12px}
.center-native .page-heading>.muted{font-size:12px}
.center-native .utility-form{max-width:570px}
.center-native label{color:var(--muted);font-size:14px;font-weight:400;margin-bottom:10px}
.center-native input:not([type=radio]),.center-native select{background:var(--bg);color:var(--text);border:1px solid var(--input-line);border-radius:5px;padding:12px 14px;min-height:46px;margin-bottom:20px;font-size:15px}
.center-native input::placeholder{color:var(--muted);font-size:15px}
.center-native input:focus,.center-native select:focus{border-color:var(--muted)}
.center-native .utility-code-input{height:56px;font-size:16px!important;letter-spacing:.02em}
.center-native .utility-code-input::placeholder{font-size:14px;letter-spacing:.04em}
.center-native .native-redeem-action{display:flex;justify-content:flex-start;margin:28px 0 6px}
.center-native .primary,.center-native .utility-primary{display:inline-flex;align-items:center;justify-content:center;min-height:42px;border:1px solid var(--button);border-radius:5px;background:var(--button);color:var(--bg);padding:10px 20px;font-size:15px;font-weight:600;cursor:pointer;transition:background .15s,border-color .15s}
.center-native .primary:hover,.center-native .utility-primary:hover{background:var(--button-hover);border-color:var(--button-hover)}
.center-native .utility-primary{min-width:132px}
.center-native .quiet{background:transparent;color:var(--text);border:1px solid var(--input-line);border-radius:5px;padding:9px 15px;font-size:14px;font-weight:400}
.center-native .quiet:hover{background:var(--panel);border-color:#888}
.center-native .text-link{color:var(--muted);font-size:14px;line-height:1.7;min-height:36px;padding:8px 0}
.center-native .text-link:hover{color:var(--text)}
.center-native .muted,.center-native .subdued,.center-native .package-sub{color:var(--muted);font-size:14px}
.center-native .legal-links{margin:4px 0 0;font-size:13px}
.center-native .legal-links .text-link{font-size:13px}
.center-native .field-message{color:var(--text);font-size:14px;margin:16px 0}
.center-native .field-message:empty{display:none}
.center-native .redeem-plan{margin:0 0 20px;font-size:14px;font-weight:500}
.center-native .utility-route-desk{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px 28px;padding-top:22px;border-top:1px solid var(--line);background:var(--bg)}
.center-native .utility-route-status{display:flex;align-items:center;flex-wrap:wrap;gap:12px 18px;min-width:0}
.center-native .utility-route-meta{font-size:12px;color:var(--muted)}
.center-native .utility-route-url{font-size:14px;overflow-wrap:anywhere;min-width:0;max-width:100%;color:#bbb}
.center-native .utility-route-status .text-link{font-size:12px}
.center-native .package-row{padding:24px 0;border-color:var(--line)}
.center-native .package-title{font-size:26px;font-weight:500}
.center-native .package-top{gap:16px}
.center-native .package-top .actions{gap:10px}
.center-native .package-details{margin-top:24px}
.center-native .facts{gap:24px 44px}
.center-native .fact small{font-size:12px;color:var(--muted)}
.center-native .fact strong{font-size:16px;font-weight:500}
.center-native .secret-line{background:var(--panel);border:1px solid var(--line);border-radius:5px;padding:10px 14px;gap:16px}
.center-native .secret-line code{font-size:14px}
.center-native .package-details>.actions{gap:18px}
.center-native .purchase-layout{grid-template-columns:minmax(0,1fr) 180px;gap:36px}
.center-native .purchase-note{padding-left:22px;border-color:var(--line)}
.center-native .purchase-note h2{font-size:14px;font-weight:500}
.center-native .purchase-note p{font-size:14px;color:var(--muted)}
.center-native .plan-option{border-color:var(--line);padding:18px 12px}
.center-native .plan-option:has(input:checked),.center-native .channel-option:has(input:checked){background:var(--panel)}
.center-native .plan-option b{font-size:20px;font-weight:500}
.center-native .plan-option small{color:var(--muted);font-size:12px}
.center-native .channel-option{border-color:var(--input-line);background:transparent;font-size:14px}
.center-native .channel-option:has(input:checked){border-color:var(--muted)}
.center-native input[type=radio]{accent-color:var(--text)}
.center-native .shop-prices{width:100%;min-width:0;table-layout:fixed}
.center-native .shop-prices th,.center-native .shop-prices td{padding:20px 10px;text-align:right;font-size:14px;overflow-wrap:anywhere;white-space:normal}
.center-native .shop-prices th:first-child{width:34%;text-align:left;font-weight:500}
.center-native .shop-prices tbody th{background:transparent;color:var(--text)}
.center-native .shop-prices .text-link{display:inline-block;font-size:inherit}
.center-native #shop-link{width:100%;margin-top:28px}
.center-native .table-scroll{min-width:0}
.center-native th{background:transparent;color:var(--muted);font-size:12px;font-weight:400}
.center-native th,.center-native td{border-color:var(--line);padding:18px 12px}
.center-native td{font-size:14px}
.center-native .status-ok,.center-native .status-error{color:var(--text)}
.center-native .status-error{font-weight:600}
.center-native .log-filter label{font-size:14px}
.center-native .log-hint{margin:0 0 22px;padding:12px 16px;border:1px solid var(--line);background:var(--panel);border-radius:5px;color:var(--muted);font-size:14px;line-height:1.8}
.center-native .log-hint p{margin:12px 0 0}
.center-native .log-hint a{color:var(--text);text-decoration:underline;text-underline-offset:3px}
.center-native .log-hint summary{color:var(--text)}
.center-native .log-hint[hidden]{display:none!important}
.center-native .promo-line{margin:0 0 22px;padding:12px 16px;border:1px solid var(--line);background:var(--panel);border-radius:5px;color:var(--muted);font-size:14px;line-height:1.8;display:flex;justify-content:space-between;gap:16px;align-items:baseline;flex-wrap:wrap}
.center-native .promo-line strong{color:var(--text);font-weight:500}
.center-native .promo-line small{display:block;width:100%;font-size:12px}
.center-native .promo-line button{flex-shrink:0}
.center-native .log-hint .promo-line{margin:12px 0 0;padding:12px 0 0;border:0;border-top:1px solid var(--line);background:none;border-radius:0}
.center-native .plan-list .promo-line{margin:18px 0 0}
@media (max-width:720px){.center-native .promo-line{flex-direction:column;gap:4px;align-items:flex-start}}
.center-native dialog{background:var(--panel);color:var(--text);border:1px solid var(--input-line);border-radius:8px;box-shadow:0 20px 100px #0008;padding:28px;width:min(460px,calc(100vw - 32px))}
.center-native dialog::backdrop{background:#000a;backdrop-filter:blur(2px)}
.center-native .dialog-heading{margin-bottom:26px}
.center-native .dialog-heading h2{font-size:19px;font-weight:500}
.center-native .close{color:var(--muted)}
.center-native .close:hover{color:var(--text)}
.center-native dialog .primary{font-size:15px}
.center-native dialog .actions{gap:12px}
.center-native .contact-number{font-size:16px;margin:0 0 22px}
.center-native .support-key{display:block;margin:0 0 14px;padding:12px 14px;border:1px solid var(--line);border-radius:5px;background:var(--panel);font-size:14px;overflow-wrap:anywhere;user-select:all}
.center-native #contact-key-details{margin-bottom:24px}
.center-native #notice{top:auto;bottom:24px;z-index:10;background:var(--text);color:var(--bg);border:0;border-radius:5px;box-shadow:none;font-size:14px;padding:10px 18px}
@media(max-width:640px){
.center-native .utility-topbar{padding:12px 20px;gap:14px}
.center-native.landing-active .utility-topbar{padding-inline:20px}
.center-native .utility-brand{font-size:18px;gap:10px}
.center-native .brand-domain{font-size:14px}
.center-native .utility-top-actions{gap:8px 16px}
.center-native .utility-shell{grid-template-columns:1fr}
.center-native .utility-task-rail{flex-direction:row;flex-wrap:wrap;gap:6px;padding:12px 16px;border-right:0;border-bottom:1px solid var(--line)}
.center-native .utility-task.nav{width:auto;padding:8px 12px;font-size:13px}
.center-native .utility-task.nav.is-active::before{left:12px;right:12px;top:auto;bottom:3px;width:auto;height:2px}
.center-native .utility-workspace{padding:32px 20px 20px}
.center-native .landing-inner,.center-native .landing-detail{margin-inline:20px}
.center-native .landing-inner{padding:30px 0 26px}
.center-native .landing-terminal{margin-inline:16px}
.center-native .terminal-content{padding:26px 20px}
.center-native .terminal-demo{grid-template-columns:1fr;gap:26px}
.center-native .terminal-response{border-left:0;border-top:1px solid var(--line);padding:24px 0 0}
.center-native .landing-benefits{grid-template-columns:repeat(2,1fr);row-gap:24px}
.center-native .landing-benefits>div:nth-child(3){padding-left:0;border-left:0}
.center-native .landing-offer{grid-template-columns:1fr}
.center-native .landing-offer>div:first-child{border-right:0;border-bottom:1px solid var(--line)}
.center-native .public-stats,.center-native .public-speed{grid-template-columns:1fr;gap:26px}
.center-native :is(.public-stats,.public-speed)>div{padding-left:0;border-left:0}
.center-native .public-models{grid-template-columns:1fr}
.center-native .landing-detail>section{padding:38px 0}
.center-native .purchase-layout{grid-template-columns:1fr;gap:20px}
.center-native .purchase-note{border-left:0;padding-left:0;order:-1}
}
.center-native .stats-strip{position:relative;display:flex;flex-wrap:wrap;justify-content:center;row-gap:14px;border-bottom:1px solid var(--line);padding:16px 24px}
.center-native .stats-updated{position:absolute;right:28px;top:50%;transform:translateY(-50%);font-size:12px;color:var(--muted)}
.center-native .stats-item{display:flex;flex-direction:column;align-items:center;gap:3px;min-width:140px;padding:0 28px;border-left:1px solid var(--line)}
.center-native .stats-item:first-child{border-left:0}
.center-native .stats-item b{font-size:16px;font-weight:600;color:var(--text);font-variant-numeric:tabular-nums;letter-spacing:-.02em;white-space:nowrap}
.center-native .stats-item span{font-size:12px;color:var(--muted)}
@media(max-width:640px){
 .center-native .stats-strip{row-gap:10px;padding:12px 12px}
 .center-native .stats-item{min-width:104px;padding:0 12px}
 .center-native .stats-item:nth-child(odd){border-left:0}
 .center-native .stats-item b{font-size:14px}
 .center-native .stats-updated{position:static;transform:none;flex-basis:100%;text-align:center;padding-top:2px}
}
@media(max-width:900px){
 .center-native .utility-shell{grid-template-columns:170px minmax(0,1fr)}
 .center-native .utility-task-rail{padding:36px 16px 24px}
 .center-native .utility-workspace{padding:42px 28px 24px}
 .center-native .purchase-layout{grid-template-columns:1fr;gap:20px}
 .center-native .purchase-note{border:0;padding:0;order:-1}
 .center-native .purchase-note h2,.center-native .purchase-note a{display:none}
 .center-native .purchase-note p{margin:0}
}
@media(max-width:640px){
 .center-native .utility-topbar{padding:16px 20px;min-height:0;flex-wrap:wrap;gap:10px 16px}
 .center-native .utility-brand{font-size:20px;gap:12px;flex-wrap:wrap}
 .center-native .brand-domain{font-size:16px}
 .center-native.landing-active .utility-topbar{padding-inline:20px}
 .center-native .landing-inner{margin-inline:24px;padding:30px 0 26px}
 .center-native .landing-brandline{gap:16px;margin-bottom:24px;flex-wrap:wrap}
 .center-native .landing-title{font-size:27px}
 .center-native .landing-domain{font-size:21px}
 .center-native .landing-eyebrow{font-size:10px;letter-spacing:.05em;margin-bottom:12px}
 .center-native .landing-headline{font-size:clamp(34px,9.5vw,48px)}
 .center-native .landing-headline span{display:block;margin:3px 0 0}
 .center-native .landing-description{font-size:15px;margin:16px 0 22px;max-width:310px}
 .center-native .landing-benefits{grid-template-columns:1fr 1fr;gap:20px 0;padding:18px 0;margin-bottom:22px}
 .center-native .landing-benefits>div{padding:0 0 0 20px}
 .center-native .landing-benefits>div:nth-child(3){border:0;padding-left:0}
 .center-native .landing-benefits dt{font-size:12px}
 .center-native .landing-benefits dd{font-size:20px}
 .center-native .landing-actions{gap:12px}
 .center-native .landing-actions :is(.primary,.quiet){min-width:0;flex:1;gap:12px;padding:11px 16px;font-size:15px}
 .center-native .landing-terminal{margin-inline:12px}
 .center-native .terminal-bar{padding:12px 16px;font-size:10px}
 .center-native .terminal-content{padding:28px 20px}
 .center-native .terminal-wordmark{margin-bottom:26px}
 .center-native .terminal-demo{grid-template-columns:1fr;gap:24px}
 .center-native .terminal-request code{font-size:12px}
 .center-native .terminal-response{border-left:0;border-top:1px solid var(--line);padding:20px 0 0}
 .center-native .terminal-output{font-size:14px}
 .center-native .landing-detail{margin-inline:24px}
 .center-native .landing-detail>section{padding:34px 0}
 .center-native .detail-heading{gap:12px}
 .center-native .detail-heading h2{font-size:22px}
 .center-native .detail-lead{font-size:15px;margin-bottom:22px}
 .center-native .about-list{gap:20px}
 .center-native .about-list li{gap:12px}
 .center-native .about-list p{display:block;margin:5px 0 0;font-size:14px}
 .center-native .client-types{gap:14px 24px;font-size:14px}
 .center-native .public-stats-meta{flex-wrap:wrap;gap:6px;font-size:10px}
 .center-native .public-stats,.center-native .public-speed{grid-template-columns:1fr;gap:22px}
 .center-native :is(.public-stats,.public-speed)>div{border:0;padding:0;display:grid;grid-template-columns:1fr auto;gap:6px 12px;align-items:center}
 .center-native :is(.public-stats,.public-speed) dt{margin:0;font-size:14px}
 .center-native .public-stats dd{font-size:29px}
 .center-native :is(.public-stats,.public-speed) p{margin:0;grid-column:1 / -1;font-size:10px}
 .center-native .public-speed dd{justify-content:flex-end;gap:8px}
 .center-native .public-speed dd b{font-size:29px}
 .center-native .public-speed dd span{font-size:10px}
 .center-native .public-models{grid-template-columns:1fr;gap:0}
 .center-native .public-models li{font-size:20px;padding:20px 0}
 .center-native .landing-actions .primary{flex:none;min-width:170px}
 .center-native .utility-top-actions{width:100%;gap:20px;justify-content:space-between}
 .center-native .utility-top-actions .quiet{min-height:34px;padding:6px 14px}
 .center-native .utility-shell{display:flex;flex-direction:column;min-height:calc(100svh - 113px)}
 .center-native .utility-task-rail{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));padding:12px 16px;border-right:0;border-bottom:1px solid var(--line);gap:4px}
 .center-native .utility-task.nav{font-size:14px;padding:10px 4px;justify-content:center;min-height:42px}
 .center-native .utility-task.nav.is-active::before{top:auto;bottom:0;left:25%;right:25%;height:2px;width:auto}
 .center-native .utility-rail-links{display:flex;gap:20px}
 .center-native .utility-workspace{flex:1;padding:32px 20px 18px}
 .center-native .view{padding-bottom:52px}
 .center-native .page-heading{margin-bottom:28px;gap:12px}
 .center-native .page-heading h1{font-size:24px}
 .center-native .page-heading>.primary{padding:7px 10px;font-size:12px}
 .center-native .utility-code-input{font-size:14px!important;height:52px}
 .center-native .utility-code-input::placeholder{font-size:14px}
 .center-native .native-redeem-action{margin-top:24px}
 .center-native .utility-primary{width:100%}
 .center-native .utility-route-desk{align-items:flex-start;gap:8px}
 .center-native .utility-route-status{width:100%;gap:8px 12px}
 .center-native .utility-route-meta{flex-basis:100%}
 .center-native .utility-route-status .text-link{margin-left:auto}
 .center-native .utility-route-url{font-size:12px}
 .center-native .package-top{flex-wrap:wrap}
 .center-native .package-details>.actions{gap:14px}
 .center-native .secret-line{gap:10px;padding:10px;flex-wrap:wrap}
 .center-native .secret-line>.muted{min-width:0}
 .center-native .facts{gap:18px 24px}
 .center-native .shop-prices th,.center-native .shop-prices td{font-size:14px;padding:18px 6px}
 .center-native .shop-prices th:first-child{width:32%}
 .center-native .log-filter select{min-width:170px}
 .center-native dialog{padding:24px}
}
@media(prefers-reduced-motion:reduce){.center-native *,.center-native *::before,.center-native *::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
.center-native .shop-prices th small{display:block;margin-top:6px;font-size:12px;font-weight:400;line-height:1.7;color:var(--muted);white-space:normal;overflow-wrap:anywhere}

/* Free Plan 使用单块工作区，额度层级与操作同屏。 */
.center-native .free-overview{padding:8px 0 28px;margin-bottom:20px;border-bottom:1px solid var(--line)}
.center-native .package-row>.free-overview{margin:24px 0 0;border-bottom:0;padding:0}
.center-native .free-heading:has(>div[hidden]){float:right;margin:8px 0 12px 20px}
.center-native .free-heading>div{margin-right:auto}
.center-native .free-heading{display:flex;justify-content:space-between;align-items:center;gap:20px}
.center-native .free-eyebrow{font:11px monospace;letter-spacing:.14em;color:var(--muted);margin:0 0 8px}
.center-native #free-title{font-size:26px;font-weight:500;letter-spacing:-.03em;margin:0}
.center-native .free-total{display:flex;align-items:baseline;gap:12px;margin:28px 0 20px;color:var(--muted)}
.center-native .free-total strong{font-size:64px;line-height:1.05;font-weight:500;letter-spacing:-.055em;color:var(--text);font-variant-numeric:tabular-nums}
.center-native .free-breakdown{display:flex;gap:48px;margin:0 0 24px}
.center-native .free-breakdown div{display:flex;align-items:baseline;gap:12px}.center-native .free-breakdown dt{font-size:15px;color:var(--muted)}.center-native .free-breakdown dd{margin:0;font-size:20px;font-variant-numeric:tabular-nums}
.center-native .free-actions{display:flex;flex-wrap:wrap;gap:24px}.center-native #free-welcome{margin-top:20px;color:var(--muted)}
.center-native .free-config{display:grid;grid-template-columns:80px minmax(0,1fr) auto;align-items:center;gap:20px 14px;margin:28px 0}.center-native .free-config>span{font-size:14px;color:var(--muted)}.center-native .free-config code{overflow-wrap:anywhere;font-size:14px}.center-native #free-guide{width:min(640px,calc(100vw - 32px))}
@media(max-width:600px){.center-native .free-total strong{font-size:52px}.center-native .free-breakdown{gap:24px}.center-native .free-breakdown div{display:block}.center-native .free-breakdown dd{margin-top:6px}.center-native .free-config{grid-template-columns:1fr auto}.center-native .free-config>span{grid-column:1/-1}.center-native .free-heading{gap:12px}.center-native .free-overview{padding-bottom:28px;margin-bottom:28px}.center-native .free-actions button{min-height:44px}}

/* 原生折叠说明支持触屏与键盘，不依赖悬停。 */
.center-native .context-help{display:inline-block;vertical-align:middle;position:relative;margin-left:8px;font:14px/1.7 system-ui,sans-serif;letter-spacing:normal}
.center-native .context-help>summary{list-style:none;display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;cursor:pointer;color:var(--muted);border:1px solid var(--input-line);border-radius:50%;font-size:13px}
.center-native .context-help>summary::-webkit-details-marker{display:none}
.center-native .context-help[open]>summary{color:var(--text);border-color:var(--text)}
.center-native .context-help>p{position:absolute;z-index:3;top:32px;left:0;width:min(280px,65vw);padding:14px 16px;margin:0;background:var(--panel);color:var(--text);border:1px solid var(--input-line);border-radius:6px;box-shadow:0 8px 24px #0004;font-weight:400;white-space:normal;overflow-wrap:anywhere}
.center-native .model-with-help{display:flex;align-items:center;gap:4px;min-width:0;flex-wrap:wrap}
.center-native .model-with-help .context-help{flex-shrink:0}
.center-native .free-config code{font-size:14px;min-width:0}
.center-native .free-config>.text-link{min-width:48px;padding:8px}
.center-native .free-config>span{font-size:14px}
.center-native .free-breakdown dt{display:flex;align-items:center}
.center-native .model-details>.model-with-help{margin:12px 0}
.center-native .context-help[hidden],.center-native .free-heading>div[hidden]{display:none}
@media(max-width:600px){.center-native .context-help>p{left:auto;right:-32px;width:min(280px,75vw)}.center-native .package-title{font-size:24px}.center-native .free-config{column-gap:20px}}

.center-native #free-model-choice{margin:0;padding:8px;min-height:38px;width:100%;font-size:14px}
.center-native .model-with-help:has(#free-model-choice:not([hidden])){display:grid;grid-template-columns:minmax(0,1fr) auto}
@media(max-width:640px){
 .center-native .utility-topbar{position:relative}
 .center-native .utility-brand{max-width:calc(100% - 96px);gap:4px 12px}
 .center-native #account-button{position:absolute;right:20px;top:14px}
 .center-native .free-heading:has(>div[hidden]){float:none;margin:0 0 16px;justify-content:flex-start}
}

@media(max-width:640px){
 .center-native .secret-line code{flex:1 1 200px}
 .center-native .fact:nth-child(2){order:initial;flex-basis:auto}
}

/* 按像素字标的七个字符边界逐字显示，保留完整尺寸以免页面跳动。 */
.center-native .terminal-wordmark.type-ready:not(.is-typed) svg{clip-path:inset(0 100% 0 0)}
.center-native .terminal-wordmark.is-typing svg{animation:domain-type 1.4s .2s steps(1,end) both}
.center-native .terminal-wordmark.is-typing::after{content:"";position:absolute;left:0;top:8%;height:88%;width:3px;background:currentColor;animation:domain-caret 1.4s .2s steps(1,end) both,terminal-blink .5s steps(1,end) 4}
@keyframes domain-type{0%{clip-path:inset(0 100% 0 0)}14%{clip-path:inset(0 87.8% 0 0)}28%{clip-path:inset(0 73.2% 0 0)}42%{clip-path:inset(0 58.5% 0 0)}56%{clip-path:inset(0 43.9% 0 0)}70%{clip-path:inset(0 29.3% 0 0)}84%{clip-path:inset(0 14.6% 0 0)}100%{clip-path:inset(0)}}
@keyframes domain-caret{0%{left:0}14%{left:12.2%}28%{left:26.8%}42%{left:41.5%}56%{left:56.1%}70%{left:70.7%}84%{left:85.4%}100%{left:100%}}
@media(prefers-reduced-motion:reduce){.center-native .terminal-wordmark.type-ready svg{clip-path:none!important}.center-native .terminal-wordmark::after{display:none!important}}
/* 增长入口沿用控制台深色排版，活动只在独立页面集中呈现。 */
.center-native .growth-lead { font-size: clamp(1.3rem, 2vw, 1.7rem); margin: 1rem 0 .5rem; }
.center-native .growth-share { display: flex; align-items: stretch; gap: .75rem; margin: .5rem 0 1.5rem; }
.center-native .growth-share input { flex: 1; min-width: 0; margin: 0; font-size: .95rem; }
.center-native .growth-share button { flex-shrink: 0; }
.center-native .growth-numbers { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 1rem; margin: 1.5rem 0; }
.center-native .growth-numbers dt { color: var(--muted); font-size: .85rem; }
.center-native .growth-numbers dd { margin: .4rem 0 0; font-size: 1.8rem; font-variant-numeric: tabular-nums; overflow-wrap: anywhere; }
.center-native .growth-group { border-top: 1px solid var(--line); padding: 1.5rem 0; display: flex; justify-content: space-between; gap: 1rem; align-items: center; }
.center-native .growth-group h2 { font-size: 1.15rem; margin: 0 0 .5rem; }
.center-native .growth-group p { margin: 0; }
.center-native .growth-history { border-top: 1px solid var(--line); padding-top: 1rem; }
.center-native .growth-history summary { cursor: pointer; }
.center-native .growth-reward-row { display: flex; gap: 1rem; justify-content: space-between; padding: .8rem 0; border-bottom: 1px solid var(--line); }
.center-native .growth-onboarding { border-bottom: 1px solid var(--line); padding: 0 0 1rem; margin-bottom: 1rem; }
.center-native .growth-onboarding .actions { flex-wrap: wrap; margin-top: .5rem; gap: 1rem; }
.center-native .share-banner { display: flex; justify-content: space-between; align-items: center; gap: 16px; margin: 0 0 18px; padding: 14px 18px; border: 1px solid var(--line); border-radius: 5px; background: var(--panel); }
.center-native .share-banner p { margin: 2px 0 0; font-size: 14px; }
.center-native .share-banner .actions { display: flex; gap: 14px; align-items: center; flex-shrink: 0; }
.center-native #notices-button { position: relative; }
.center-native #notices-button.has-fresh::after { content: ''; position: absolute; top: -1px; right: -9px; width: 7px; height: 7px; border-radius: 50%; background: var(--text); }
.center-native .site-notice.fresh h3::before { content: '●'; color: var(--text); font-size: .6em; margin-right: .5em; vertical-align: .2em; }
.center-native #login-invite-field { margin: 1rem 0; }
.center-native #login-challenge > div { margin: .75rem 0; }
@media(max-width:600px) {
 .center-native .growth-share, .center-native .growth-group { flex-direction: column; align-items: stretch; }
 .center-native .growth-share button { min-height: 44px; }
 .center-native .growth-numbers { gap: .5rem; }
 .center-native .growth-numbers dd { font-size: 1.5rem; }
 .center-native .share-banner { flex-direction: column; align-items: stretch; }
}

/* 个人订阅价值：在我的密钥顶部展示，按已授权密钥切换个人统计。 */
.center-native .subscription-value-panel{margin:4px 0 30px;min-width:0}
.center-native .subscription-heading{display:flex;align-items:center;justify-content:space-between;gap:14px;margin:0 0 17px}
.center-native .subscription-heading h2{font-size:16px;font-weight:500;margin:0;flex-shrink:0}
.center-native .subscription-filters{display:flex;justify-content:flex-end;gap:8px;flex-wrap:wrap;min-width:0}
.center-native .subscription-heading select{width:auto;max-width:100%;margin:0;min-height:36px;padding:6px 10px;font-size:11px;border-color:#595043;border-radius:4px;background:#2c2823}
.center-native .subscription-overview{margin:0 0 30px}
.center-native .subscription-value-hero{display:grid;grid-template-columns:1fr 1fr;border:1px solid #5d5246;border-radius:8px;overflow:hidden}
.center-native .subscription-value-money,.center-native .subscription-value-tokens{padding:25px 25px 22px;min-width:0}
.center-native .subscription-value-money{background:#e5ddce;color:#302c27}
.center-native .subscription-value-tokens{background:#2c2824;color:#eee9e1}
.center-native .subscription-eyebrow{font-size:12px;margin:0 0 16px;line-height:1.5;opacity:.8}
.center-native .subscription-number{display:flex;align-items:baseline;gap:5px;min-width:0;line-height:1.2;font-family:Arial,'Noto Sans SC',sans-serif;font-variant-numeric:tabular-nums;letter-spacing:-1px}
.center-native .subscription-number strong{font-size:clamp(27px,3.2vw,54px);font-weight:500;overflow-wrap:anywhere;min-width:0}
.center-native .subscription-number strong.usage-digits-medium{font-size:clamp(24px,2.6vw,42px)}
.center-native .subscription-number strong.usage-digits-long{font-size:clamp(20px,2.1vw,32px)}
.center-native .subscription-number small{font-size:12px;letter-spacing:0;color:inherit;font-weight:400}
.center-native .subscription-caption{font-size:10px;line-height:1.8;margin:17px 0 0;color:#706451}
.center-native .subscription-price-gap{font-size:10px;line-height:1.7;margin:6px 0 0;color:#706451}
.center-native .subscription-token-split{display:flex;justify-content:space-between;gap:12px;margin-top:23px;padding-top:13px;border-top:1px solid #4e4437;font-size:10px;flex-wrap:wrap}
.center-native .subscription-token-split div{display:flex;gap:9px;align-items:baseline;min-width:0}
.center-native .subscription-token-split span{color:#b3a48e}
.center-native .subscription-token-split strong{font-size:11px;font-weight:400;overflow-wrap:anywhere}
.center-native .subscription-success{display:flex;align-items:baseline;gap:12px;margin:16px 0 0;font-size:12px;color:#b0a89e}
.center-native .subscription-success strong{font-size:20px;font-weight:400;color:#b9ccaa;font-variant-numeric:tabular-nums}
.center-native .subscription-chart{border:1px solid #403b37;border-radius:6px;padding:17px 19px;margin-top:14px;background:#24211f}
.center-native .subscription-chart-heading,.center-native .subscription-chart-dates{display:flex;justify-content:space-between;gap:12px;font-size:11px;color:#baa98f}
.center-native .subscription-chart-heading span:first-child{color:#e0d5c5}
.center-native .subscription-chart svg{display:block;width:100%;height:72px;margin:15px 0 9px;overflow:visible}
.center-native .subscription-chart polyline{fill:none;stroke:#cbbb9e;stroke-width:1.8;vector-effect:non-scaling-stroke;stroke-linejoin:round}
.center-native .subscription-chart-dates{font-size:9px;color:#aa9b87}
.center-native .subscription-footer{margin-top:15px;font-size:10px;color:#aaa092}
@media(max-width:1100px){.center-native .subscription-value-hero{grid-template-columns:1fr}.center-native .subscription-number strong{font-size:45px}.center-native .subscription-number strong.usage-digits-medium{font-size:38px}.center-native .subscription-number strong.usage-digits-long{font-size:29px}}
@media(max-width:640px){.center-native .subscription-heading{align-items:flex-start;flex-direction:column;gap:10px}.center-native .subscription-filters{justify-content:flex-start;width:100%}.center-native .subscription-heading select{max-width:100%;font-size:10px}.center-native .subscription-value-money,.center-native .subscription-value-tokens{padding:22px 20px}.center-native .subscription-number strong{font-size:40px}.center-native .subscription-number strong.usage-digits-medium{font-size:33px}.center-native .subscription-number strong.usage-digits-long{font-size:25px}.center-native .subscription-token-split{gap:11px;flex-direction:column;margin-top:19px}.center-native .subscription-token-split div{justify-content:space-between}.center-native .subscription-chart{padding:15px}.center-native .subscription-chart-heading{font-size:10px}.center-native .subscription-chart-heading span:last-child{overflow-wrap:anywhere;min-width:0;text-align:right}}