:root{--bg:#fff;--side:#f6f7f9;--card:#fff;--bd:#e4e6ea;--tx:#15181d;--mut:#666d78;--pri:#1668e3;--pri-tx:#fff;--bad:#c62828;--ok:#16803c;color-scheme:light}
@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--bg:#16181c;--side:#1d2025;--card:#1f2228;--bd:#343841;--tx:#eceef1;--mut:#a2a8b3;--pri:#3d86f5;--bad:#ef6a6a;--ok:#4cc77a;color-scheme:dark}}
*{box-sizing:border-box}html,body{margin:0;min-height:100%}
body{background:var(--bg);color:var(--tx);font:15px/1.6 system-ui,-apple-system,"PingFang SC","Microsoft YaHei",sans-serif}
a{color:var(--pri)}h1{font-size:24px;margin:0 0 20px}h2{font-size:17px;margin:28px 0 12px}h3{margin:0 0 14px}
button,input,select{font:inherit;color:inherit}
input,select{width:100%;height:42px;padding:0 12px;border:1px solid var(--bd);border-radius:8px;background:var(--card)}
input:focus-visible,select:focus-visible,button:focus-visible,a:focus-visible{outline:2px solid var(--pri);outline-offset:1px}
button{cursor:pointer;border-radius:8px;padding:8px 14px;border:1px solid var(--bd);background:var(--card);white-space:nowrap}
button.primary{background:var(--pri);border-color:var(--pri);color:var(--pri-tx);font-weight:500}
button.ghost{background:none}button.danger{color:var(--bad)}button.small{padding:3px 9px;font-size:13px}
.field{display:block;margin-bottom:14px}.field>span{display:block;font-size:13px;color:var(--mut);margin-bottom:4px}.field small{display:block;color:var(--mut);font-size:12px;margin-top:4px}
.shell{display:flex;min-height:100vh}
aside{width:210px;flex:none;background:var(--side);border-right:1px solid var(--bd);padding:14px;display:flex;flex-direction:column;position:sticky;top:0;height:100vh;overflow-y:auto}
.brand{display:grid;grid-template-columns:36px 1fr;column-gap:8px;align-items:center;color:inherit;text-decoration:none;margin-bottom:16px}.brand img{width:36px;height:36px;grid-row:span 2}.brand b{line-height:1.2}.brand small{color:var(--mut);line-height:1.2}
nav{display:flex;flex-direction:column;gap:2px}nav a{padding:8px 10px;border-radius:8px;color:inherit;text-decoration:none}nav a.on{background:var(--bd);font-weight:600}
.logout{margin-top:auto}
main{flex:1;min-width:0;padding:28px clamp(16px,3vw,40px) 60px;max-width:none}main .table-wrap td:last-child{white-space:nowrap}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:12px}
.card{border:1px solid var(--bd);border-radius:12px;background:var(--card);padding:16px}.card .num{font-size:24px;font-weight:600;font-variant-numeric:tabular-nums}.card .lab{color:var(--mut);font-size:13px}
.plans{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:14px}.plan{display:flex;flex-direction:column;gap:6px}.plan .price{font-size:26px;font-weight:700}.plan p{margin:0;color:var(--mut);flex:1}.tag{font-size:12px;color:var(--mut)}
.table-wrap{overflow-x:auto;border:1px solid var(--bd);border-radius:12px}table{border-collapse:collapse;width:100%;font-size:14px}th,td{padding:9px 12px;text-align:left;border-bottom:1px solid var(--bd);white-space:nowrap}th{color:var(--mut);font-weight:500;background:var(--side)}tr:last-child td{border-bottom:0}td .row{flex-wrap:nowrap}
.empty{color:var(--mut);padding:18px;border:1px dashed var(--bd);border-radius:12px;text-align:center}
.row{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.row.end{justify-content:flex-end;margin-top:14px}.between{justify-content:space-between;margin-bottom:14px}
.modal{position:fixed;inset:0;background:rgba(0,0,0,.45);display:grid;place-items:center;padding:16px;z-index:10;overflow:auto}
.modal-box{background:var(--card);border-radius:14px;padding:22px;width:100%;max-width:460px}
.modal form>button.primary{width:100%}
#toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%);background:var(--tx);color:var(--bg);padding:9px 16px;border-radius:9px;opacity:0;pointer-events:none;transition:opacity .15s;max-width:calc(100% - 32px);z-index:20}#toast.show{opacity:1}#toast.bad{background:var(--bad);color:#fff}
.code{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:13px;background:var(--side);border:1px solid var(--bd);border-radius:8px;padding:12px;overflow-x:auto;white-space:pre;margin:0}
.qr{display:flex;justify-content:center;background:#fff;border-radius:10px;padding:8px}.qr svg{max-width:100%;height:auto}
.note{color:var(--mut);font-size:13px}.warn{border-left:3px solid var(--bad);padding:8px 12px;background:var(--side);border-radius:0 8px 8px 0;margin:0 0 14px;font-size:14px}.good{color:var(--ok)}.badc{color:var(--bad)}
.auth{min-height:100vh;display:flex;flex-direction:column;align-items:center}
.top{width:100%;display:flex;justify-content:space-between;align-items:center;padding:14px clamp(16px,4vw,44px);border-bottom:1px solid var(--bd)}.top .brand{margin:0;grid-template-columns:36px auto}.top .brand img{grid-row:auto}
.hero{max-width:1000px;width:100%;padding:44px 16px 20px}.hero h1{font-size:clamp(28px,5vw,40px);margin:0 0 8px}.hero p{color:var(--mut);margin:0;font-size:17px}
.section{max-width:1000px;width:100%;padding:8px 16px 28px}
@media(max-width:760px){.shell{flex-direction:column}aside{position:static;width:100%;height:auto;border-right:0;border-bottom:1px solid var(--bd)}nav{flex-direction:row;overflow-x:auto}nav a{white-space:nowrap}.logout{margin-top:10px;align-self:flex-start}}

.signin{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:32px 16px}
.signin-logo{width:72px;height:72px;margin-bottom:18px}
.signin-box{width:100%;max-width:380px}.signin-box h1{text-align:center;font-size:22px}
.signin-box form>button.primary{width:100%;height:44px}.signin-box input[type=checkbox]{flex:none;margin-top:3px}
.signin-social{display:flex;flex-direction:column;gap:8px}.signin-social a{text-decoration:none}
.signin-foot{margin-top:24px}
button:disabled{opacity:.6;cursor:not-allowed}

.paygrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,420px),1fr));gap:16px;align-items:start}
.payhead{padding-bottom:12px;border-bottom:1px solid var(--bd)}.payhead h2{margin:0}.pill{font-size:12px;font-weight:600;padding:2px 10px;border-radius:99px;border:1px solid currentColor}.warnc{color:#b26a00}
.paycard textarea.pem{width:100%;font:12px ui-monospace,Menlo,monospace;padding:8px;border:1px solid var(--bd);border-radius:8px;background:var(--card);color:inherit;resize:vertical}
.two{display:grid;grid-template-columns:1fr 1fr;gap:12px;align-items:start}
.switch{display:flex;gap:10px;align-items:flex-start;margin-bottom:14px;cursor:pointer}.switch input{position:absolute;opacity:0;width:0;height:0}.switch i{flex:none;width:36px;height:20px;border-radius:99px;background:var(--bd);position:relative;margin-top:2px;transition:background .15s}.switch i:after{content:"";position:absolute;width:16px;height:16px;left:2px;top:2px;border-radius:50%;background:#fff;transition:left .15s}.switch input:checked+i{background:var(--pri)}.switch input:checked+i:after{left:18px}.switch input:focus-visible+i{outline:2px solid var(--pri);outline-offset:1px}.switch small{display:block;color:var(--mut);font-size:12px}

main:has(.models-table){max-width:none}
.models-table td,.models-table th{padding:8px 10px}
.models-table td:last-child,.models-table th:last-child{position:sticky;right:0;background:var(--card);box-shadow:-1px 0 0 var(--bd)}
.models-table th:last-child{background:var(--side)}
aside nav{overflow-y:auto;min-height:0;flex:1}
@media(max-width:760px){aside nav{flex:none}}

.ptabs{display:inline-flex;gap:4px;padding:4px;border-radius:12px;background:var(--side);border:1px solid var(--bd);margin-bottom:16px;flex-wrap:wrap}.ptabs button{border:0;background:none;padding:7px 16px}.ptabs button.on{background:var(--card);font-weight:600;box-shadow:0 1px 3px rgba(0,0,0,.12)}.ptabs small{color:var(--pri);margin-left:2px}
.pgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px;align-items:stretch}
.pcard{border:1px solid var(--bd);border-radius:16px;background:var(--card);display:flex;flex-direction:column;overflow:hidden}.pcard.blue{border-color:#1b8cff}.pcard.orange{border-color:#ff7a00}
.pbanner{padding:6px 12px;text-align:center;font-size:13px;color:#fff;background:var(--tx)}.pcard.blue .pbanner{background:#1b8cff}.pcard.orange .pbanner{background:#ff7a00}
.pbody{padding:18px;display:flex;flex-direction:column;gap:8px;flex:1}.pname{font-size:16px}.pbadge{flex:none;font-size:12px;font-weight:600;padding:1px 8px;border-radius:7px;color:#fff;background:#f0540c;white-space:nowrap}
.pprice{display:flex;align-items:baseline;gap:6px;flex-wrap:wrap}.pnow{font-size:30px;font-weight:700;font-variant-numeric:tabular-nums}.psave{font-size:13px;color:#d9480f;min-height:18px}
.pcredit{background:var(--side);border-radius:10px;padding:10px 12px;font-size:14px}.pbuy{width:100%}.pcard.blue .pbuy{background:#1b8cff;border-color:#1b8cff;color:#fff}.pcard.orange .pbuy{background:#ff7a00;border-color:#ff7a00;color:#fff}
.pperks{list-style:none;margin:6px 0 0;padding:10px 0 0;border-top:1px solid var(--bd);font-size:14px}.pperks li{padding:3px 0 3px 20px;position:relative}.pperks li:before{content:"✓";position:absolute;left:2px;color:var(--ok)}
.mgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:12px}.mcard{display:flex;flex-direction:column;gap:6px}.mline{display:flex;gap:6px;align-items:baseline;flex-wrap:wrap;font-size:14px}.msave{margin-left:auto;font-size:12px;color:#d9480f;background:rgba(217,72,15,.1);border-radius:99px;padding:0 8px}
.filters{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px}.filters input,.filters select{width:auto;min-width:120px;max-width:200px}.totals{display:flex;gap:20px;flex-wrap:wrap;padding:10px 14px;border:1px solid var(--bd);border-radius:10px;margin-bottom:12px;font-size:14px}

.signwrap{min-height:100vh;display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr)}.signwrap .signin{min-height:0}
.signad{width:auto;height:auto;border:0;position:relative;display:flex;flex-direction:column;justify-content:flex-end;padding:48px;color:#fff;background:linear-gradient(135deg,#0b3a8c,#1668e3 55%,#12a06a) center/cover;background-size:cover;transition:background-image .4s}.adcopy h2{font-size:30px;margin:0 0 8px;line-height:1.3}.adcopy p{margin:0;font-size:16px;opacity:.9;max-width:460px}
.addots{display:flex;gap:6px;margin-top:20px}.addots button{width:22px;height:4px;padding:0;border:0;border-radius:2px;background:rgba(255,255,255,.4)}.addots button.on{background:#fff}
@media(max-width:860px){.signwrap{grid-template-columns:1fr}.signad{display:none}}

.ptool{position:relative;display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;padding:0;border:0;border-radius:50%;background:none;color:var(--mut);cursor:pointer;transition:background .15s,color .15s}.ptool:hover{background:var(--side);color:var(--tx)}.ptool-fix{color:#d9730d}.ptool-fix:hover{background:#fdf0e3;color:#c2610a}.ptool-clear:hover{background:#fdeaea;color:var(--bad)}
.ptool::after{content:attr(data-tip);position:absolute;bottom:calc(100% + 6px);right:0;width:max-content;max-width:220px;padding:5px 9px;border-radius:7px;background:#20242b;color:#fff;font-size:12px;line-height:1.4;font-weight:400;text-align:left;white-space:normal;pointer-events:none;opacity:0;transform:translateY(3px);transition:opacity .12s,transform .12s;z-index:60}.ptool:hover::after,.ptool:focus-visible::after{opacity:1;transform:none}
.pbox{position:relative;margin-bottom:10px;border:1px solid var(--bd);border-radius:12px;background:var(--card);transition:border-color .15s,box-shadow .15s}.pbox:focus-within{border-color:var(--pri);box-shadow:0 0 0 3px color-mix(in srgb,var(--pri) 16%,transparent)}.pbox textarea{display:block;width:100%;min-height:96px;border:0!important;outline:0!important;box-shadow:none!important;background:none!important;padding:10px 12px 2px!important;border-radius:12px;font:inherit;font-size:14px;line-height:1.65;color:inherit}.pbox-tools{display:flex;justify-content:flex-end;gap:2px;padding:0 6px 6px}
.lightbox{position:fixed;inset:0;z-index:1000;background:rgba(0,0,0,.92);cursor:zoom-out}.lb-stage{position:absolute;inset:0;overflow:auto;display:flex;padding:16px 16px 60px}.lb-stage img{margin:auto;width:100%;height:100%;object-fit:contain;cursor:zoom-in;display:block}.lightbox.full .lb-stage img{width:auto;height:auto;max-width:none;max-height:none;cursor:zoom-out}
.lb-bar{position:absolute;right:16px;bottom:14px;display:flex;align-items:center;gap:8px}.lb-count{color:#ddd;font-size:13px;margin-right:6px}.lb-btn,.lb-btn:hover{background:rgba(255,255,255,.16);border:0;color:#fff;border-radius:9px;padding:6px 14px;font-size:13px;text-decoration:none;cursor:pointer}.lb-btn:hover{background:rgba(255,255,255,.28)}
.lb-arrow{position:absolute;top:50%;transform:translateY(-50%);width:44px;height:64px;border:0;border-radius:10px;background:rgba(255,255,255,.14);color:#fff;font-size:30px;padding:0;cursor:pointer}.lb-arrow:hover{background:rgba(255,255,255,.28)}.lb-arrow.prev{left:12px}.lb-arrow.next{right:12px}
.dropveil{position:fixed;inset:8px;z-index:900;display:grid;place-items:center;border:2px dashed var(--pri);border-radius:16px;background:color-mix(in srgb,var(--card) 86%,transparent);pointer-events:none;font-size:18px;font-weight:600;color:var(--pri)}
.lb-x{position:absolute;top:12px;right:12px;width:40px;height:40px;padding:0;border:0;border-radius:50%;background:rgba(255,255,255,.18);color:#fff;font-size:24px;line-height:1;cursor:pointer}.lb-x:hover{background:#e5484d}

/* Phones and app shells: no zoom on focus, finger-sized targets, clear of the notch and home bar. */
@media(max-width:760px){textarea,input,select{font-size:16px}.ptool{width:40px;height:40px}.modal-box{width:calc(100vw - 20px)!important;max-height:calc(100dvh - 20px);overflow:auto}table{display:block;overflow-x:auto}body{padding-bottom:env(safe-area-inset-bottom)}}
@media(hover:none){.ptool::after{display:none}}
/* Inside a WeChat mini program or iOS app, buying credits is not offered: store rules cover digital goods. */
html.no-store-pay .store-pay,html.no-store-pay .pbuy{display:none!important}
.teamhero{padding:26px;border-radius:18px;color:#fff;background:linear-gradient(135deg,#1F4E79,#2f6fed);margin-bottom:16px}.teamhero h2{margin:0 0 8px;color:#fff}.teamhero p{margin:0;opacity:.9;line-height:1.7}.permgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:8px}.permbox{display:flex;gap:7px;align-items:center;padding:8px 10px;border:1px solid var(--bd);border-radius:10px;cursor:pointer}.oemform{display:grid;gap:10px;padding:18px;border:1px solid var(--bd);border-radius:14px;background:var(--card);max-width:640px}.oemform h3{margin:0}
.md{position:fixed;inset:0;z-index:1000;display:grid;grid-template-columns:minmax(0,1fr) 380px;background:rgba(10,12,18,.88);backdrop-filter:blur(6px)}.md-stage{position:relative;display:flex;align-items:center;justify-content:center;padding:24px;min-height:0;min-width:0}.md-stage img,.md-stage video{max-width:100%;max-height:100%;object-fit:contain;border-radius:10px;box-shadow:0 18px 50px rgba(0,0,0,.5)}.md-side{background:var(--card);color:var(--tx);padding:18px;overflow:auto;display:flex;flex-direction:column;gap:12px}.md-head{display:flex;justify-content:space-between;align-items:center;font-size:16px}.md-x{border:0;background:none;font-size:24px;line-height:1;padding:0 4px;height:auto;cursor:pointer;color:var(--mut)}.md-meta{display:flex;flex-wrap:wrap;gap:6px 10px;font-size:12px;color:var(--mut);align-items:center}.md-tag{padding:3px 9px;border-radius:9px;background:color-mix(in srgb,var(--pri) 12%,transparent);color:var(--pri);font-weight:600}.md-label{display:flex;justify-content:space-between;align-items:center;font-size:13px;color:var(--mut);margin-bottom:6px}.md-prompt{padding:12px;border-radius:12px;background:var(--side);font-size:14px;line-height:1.75;max-height:32vh;overflow:auto;white-space:pre-wrap;word-break:break-word}.md-acts{display:grid;gap:8px}.md-act{display:flex;align-items:center;gap:10px;width:100%;height:42px;padding:0 14px;border:1px solid var(--bd);border-radius:12px;background:var(--card);color:var(--tx);cursor:pointer;font-size:14px;transition:background .12s,border-color .12s}.md-act:hover{background:var(--side);border-color:var(--pri)}.md-act.main{background:var(--pri);border-color:var(--pri);color:#fff;font-weight:600}.md-act.main:hover{filter:brightness(1.07);background:var(--pri)}.md-act.bad{color:var(--bad)}
@media(max-width:800px){.md{grid-template-columns:1fr;grid-template-rows:45vh 1fr}}