:root{--oauth-bg:#f9fafb;--oauth-surface:#fff;--oauth-text:#111827;--oauth-muted:#6b7280;--oauth-border:#e5e7eb;--oauth-accent:#1f80c8;--oauth-soft:#e6f0fa;--oauth-success:#169443;--oauth-danger:#d94045;--oauth-shadow:0 2px 12px #1118270b}
:root[data-theme=dark]{--oauth-bg:#1f2937;--oauth-surface:#111827;--oauth-text:#f3f4f6;--oauth-muted:#9ca3af;--oauth-border:#374151;--oauth-soft:#203b52;--oauth-success:#65ce8b;--oauth-danger:#ff8b90;--oauth-shadow:0 4px 24px #0003}
.oauth-ui{margin:0;min-height:100vh;min-height:100dvh;background:var(--oauth-bg);color:var(--oauth-text);font:15px/1.6 "Microsoft YaHei","PingFang SC","Segoe UI",sans-serif;padding:40px 24px;box-sizing:border-box}
.oauth-ui *{box-sizing:border-box}.oauth-ui [hidden]{display:none!important}.oauth-ui a{color:var(--oauth-accent);text-decoration:none}.oauth-ui button,.oauth-ui input{font:inherit}.oauth-ui button{cursor:pointer}.oauth-ui button:disabled{cursor:wait;opacity:.6}.oauth-ui button:focus-visible,.oauth-ui a:focus-visible,.oauth-ui input:focus-visible{outline:3px solid var(--oauth-accent);outline-offset:3px}.oauth-ui h1,.oauth-ui h2,.oauth-ui h3,.oauth-ui p{margin:0}.oauth-icon{width:22px;height:22px;flex:none;vertical-align:middle}
.oauth-window{width:100%;max-width:1120px;margin:0 auto;background:var(--oauth-surface);border:1px solid var(--oauth-border);border-radius:12px;box-shadow:var(--oauth-shadow);overflow:hidden}.oauth-window-bar{height:58px;display:flex;align-items:center;justify-content:center;position:relative;border-bottom:1px solid var(--oauth-border);padding:0 72px}.oauth-window-dots{position:absolute;left:22px;display:flex;gap:9px}.oauth-window-dots i{width:12px;height:12px;border-radius:50%;background:#ff6058}.oauth-window-dots i:nth-child(2){background:#febc2e}.oauth-window-dots i:nth-child(3){background:#28c840}.oauth-site-title{color:var(--oauth-text)!important;font-weight:600;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;max-width:100%}.oauth-icon-button{width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;border:0;background:transparent;color:var(--oauth-muted);border-radius:8px;padding:8px}.oauth-icon-button:hover{background:var(--oauth-soft);color:var(--oauth-accent)}.oauth-theme-toggle{position:absolute;right:12px}.oauth-theme-sun{display:none}:root[data-theme=dark] .oauth-theme-sun{display:block}:root[data-theme=dark] .oauth-theme-moon{display:none}.oauth-mobile-back{display:none}
.oauth-window-body{display:flex;min-height:650px}.oauth-main{flex:1;min-width:0;padding:36px;background:var(--oauth-bg)}.oauth-rail{display:flex;flex-direction:column;align-items:center;gap:16px;width:76px;flex:none;border-right:1px solid var(--oauth-border);padding:26px 10px}.oauth-rail a{width:48px;min-height:48px;display:flex;align-items:center;justify-content:center;border-radius:8px;color:var(--oauth-muted)}.oauth-rail a:hover,.oauth-rail .is-active{color:var(--oauth-accent);background:var(--oauth-soft)}.oauth-rail-back{margin-top:auto}.oauth-sidebar{width:202px;flex:none;padding:32px 16px;border-right:1px solid var(--oauth-border)}.oauth-sidebar h2{font-size:23px;margin:0 12px 24px}.oauth-sidebar nav{display:grid;gap:8px}.oauth-sidebar nav a{display:flex;align-items:center;gap:12px;min-height:48px;padding:10px 12px;border-radius:8px;color:var(--oauth-muted)}.oauth-sidebar .is-active,.oauth-sidebar a:hover{color:var(--oauth-accent);background:var(--oauth-soft)}
.oauth-heading{display:flex;justify-content:space-between;align-items:flex-start;gap:20px;margin-bottom:28px}.oauth-heading h1{font-size:28px;line-height:1.4;letter-spacing:-.5px}.oauth-subtitle{color:var(--oauth-muted);margin-top:8px!important;line-height:1.8}.oauth-account-pill{border:1px solid var(--oauth-border);border-radius:8px;padding:8px 12px;color:var(--oauth-muted);font-size:12px;max-width:220px;overflow-wrap:anywhere}.oauth-card{background:var(--oauth-surface);border:1px solid var(--oauth-border);border-radius:9px;overflow:hidden;margin-bottom:24px}.oauth-card-title{padding:17px 20px;border-bottom:1px solid var(--oauth-border);font-size:18px;font-weight:600}.oauth-provider-row{display:flex;align-items:center;gap:16px;padding:22px 20px;min-height:105px}.oauth-provider-row+.oauth-provider-row{border-top:1px solid var(--oauth-border)}.oauth-provider-icon{width:35px;height:35px;object-fit:contain;flex:none}.oauth-provider-fallback{display:inline-flex;align-items:center;justify-content:center;background:var(--oauth-soft);color:var(--oauth-accent);border-radius:50%}.oauth-provider-meta{flex:1;min-width:0}.oauth-provider-meta h3{font-size:16px;font-weight:600;overflow-wrap:anywhere}.oauth-provider-meta p{font-size:13px;color:var(--oauth-muted);margin-top:3px;overflow-wrap:anywhere}.oauth-provider-actions{display:flex;align-items:center;gap:16px;flex-wrap:wrap;justify-content:flex-end;font-size:13px}.oauth-status{font-size:13px;white-space:nowrap}.oauth-status.is-bound{color:var(--oauth-success)}.oauth-status.is-unbound{color:var(--oauth-muted)}.oauth-link-button{padding:8px 0;border:0;background:transparent;color:var(--oauth-accent);min-height:44px}.oauth-link-button.is-danger{color:var(--oauth-danger)}.oauth-button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:10px 16px;border:1px solid transparent;border-radius:8px;background:var(--oauth-accent);color:#fff!important;font-weight:500;font-size:14px;transition:background .15s,transform .15s}.oauth-button:hover{filter:brightness(.95)}.oauth-button.is-outline{background:transparent;color:var(--oauth-accent)!important;border-color:var(--oauth-accent)}.oauth-button.is-muted{background:transparent;color:var(--oauth-muted)!important;border-color:var(--oauth-border)}.oauth-button.is-soft{background:var(--oauth-soft);color:var(--oauth-accent)!important}.oauth-button.is-danger{background:var(--oauth-danger)}.oauth-button.is-wide{width:100%}.oauth-miniapp-mark{width:35px;height:35px;display:inline-flex;align-items:center;justify-content:center;background:#07c160;color:#fff;border-radius:50%;flex:none}.oauth-help{color:var(--oauth-muted);font-size:13px;margin-top:12px!important}.oauth-empty{padding:24px;color:var(--oauth-muted)}
.oauth-page-auth .oauth-window{max-width:480px}.oauth-page-auth .oauth-window-body{min-height:0}.oauth-page-auth .oauth-main{padding:28px 24px 32px}.oauth-auth-heading{margin-bottom:22px}.oauth-auth-heading h1{font-size:27px;line-height:1.4}.oauth-tabs{display:flex;border-bottom:1px solid var(--oauth-border);margin:0 0 24px}.oauth-tabs button,.oauth-tabs a{display:flex;align-items:center;justify-content:center;flex:1;min-height:48px;border:0;border-bottom:2px solid transparent;padding:12px 8px;margin-bottom:-1px;background:transparent;color:var(--oauth-muted);font-size:14px}.oauth-tabs .is-active{border-bottom-color:var(--oauth-accent);color:var(--oauth-accent);font-weight:600}.oauth-form-surface{background:var(--oauth-surface);border:1px solid var(--oauth-border);border-radius:8px;padding:22px}.oauth-field{margin-bottom:20px}.oauth-field label{display:block;font-size:14px;font-weight:600;margin-bottom:8px}.oauth-field input:not([type=checkbox]){width:100%;height:48px;border:1px solid var(--oauth-border);border-radius:7px;background:var(--oauth-surface);color:var(--oauth-text);padding:11px 13px;min-width:0}.oauth-field input::placeholder{color:var(--oauth-muted);opacity:.85}.oauth-field input:focus{border-color:var(--oauth-accent)}.oauth-password{position:relative}.oauth-password input{padding-right:48px!important}.oauth-password .oauth-icon-button{position:absolute;right:4px;top:4px}.oauth-checkbox{display:flex;align-items:center;gap:9px;color:var(--oauth-muted);font-size:14px;margin:4px 0 24px;cursor:pointer}.oauth-checkbox input{width:17px;height:17px;accent-color:var(--oauth-accent);margin:0}.oauth-divider{display:flex;align-items:center;gap:14px;font-size:12px;color:var(--oauth-muted);margin:25px 0 18px}.oauth-divider:before,.oauth-divider:after{content:"";flex:1;height:1px;background:var(--oauth-border)}.oauth-divider span{white-space:nowrap}.oauth-providers{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.oauth-provider-button{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;border:1px solid var(--oauth-border);border-radius:8px;min-height:85px;padding:12px 6px;color:var(--oauth-text)!important;font-size:12px;overflow-wrap:anywhere;text-align:center}.oauth-provider-button:hover{border-color:var(--oauth-accent);background:var(--oauth-soft)}.oauth-provider-button .oauth-provider-icon{width:26px;height:26px}.oauth-auth-footer{text-align:center;color:var(--oauth-muted);font-size:13px;margin-top:22px!important}.oauth-auth-footer a{margin-left:6px}.oauth-auth-note{display:flex;align-items:flex-start;gap:9px;color:var(--oauth-muted);font-size:12px;margin-top:24px;border-top:1px solid var(--oauth-border);padding-top:18px}.oauth-auth-note .oauth-icon{width:18px;height:18px}.oauth-notice{border:1px solid var(--oauth-border);border-radius:8px;padding:12px 14px;background:var(--oauth-soft);color:var(--oauth-text);font-size:13px;margin-bottom:20px;overflow-wrap:anywhere}.oauth-notice.is-error{border-color:var(--oauth-danger);color:var(--oauth-danger);background:var(--oauth-surface)}.oauth-field-error{font-size:12px;color:var(--oauth-danger);margin-top:7px!important}
.oauth-qr-surface{background:var(--oauth-surface);border:1px solid var(--oauth-border);border-radius:8px;padding:22px;text-align:center}.oauth-qr-placeholder{height:258px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:18px;color:var(--oauth-muted)}.oauth-qr-placeholder>.oauth-icon{width:72px;height:72px;stroke-width:1.1;opacity:.45}.oauth-qr-image{width:248px;height:248px;max-width:100%;object-fit:contain;display:block;margin:0 auto 18px;background:#fff;border-radius:4px}.oauth-scan-message{font-size:14px;min-height:24px;overflow-wrap:anywhere}.oauth-scan-message:before{content:"";display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--oauth-accent);margin-right:9px}.oauth-scan-message.is-error{color:var(--oauth-danger)}.oauth-scan-message.is-error:before{background:var(--oauth-danger)}.oauth-countdown{font-size:13px;color:var(--oauth-muted);font-variant-numeric:tabular-nums;margin-top:12px!important}.oauth-scan-actions{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-top:22px}.oauth-expired{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-top:20px;border:1px solid var(--oauth-border);border-radius:8px;padding:16px;background:var(--oauth-surface);font-size:14px}.oauth-account-step{margin-top:22px}.oauth-account-step h2{font-size:19px;margin-bottom:8px}.oauth-account-step .oauth-tabs{margin-top:18px}.oauth-unlink-panel{margin-top:24px}.oauth-unlink-panel summary{cursor:pointer;color:var(--oauth-danger);padding:12px 0;font-size:13px}.oauth-unlink-panel form{padding-top:12px}
.oauth-dialog{width:420px;max-width:calc(100% - 32px);border:1px solid var(--oauth-border);border-radius:12px;background:var(--oauth-surface);color:var(--oauth-text);padding:26px;box-shadow:0 12px 50px #0002}.oauth-dialog::backdrop{background:#11182770}.oauth-dialog h2{font-size:20px;margin-bottom:12px}.oauth-dialog p{font-size:14px;color:var(--oauth-muted);line-height:1.8}.oauth-dialog-actions{display:flex;justify-content:flex-end;gap:12px;margin-top:26px}.oauth-toast{position:fixed;right:24px;bottom:24px;z-index:50;max-width:calc(100% - 48px);background:var(--oauth-surface);border:1px solid var(--oauth-border);border-radius:10px;box-shadow:var(--oauth-shadow);padding:14px 20px;font-size:14px}.oauth-toast .oauth-icon{color:var(--oauth-success);margin-right:8px}
@media(min-width:761px){.oauth-page-auth{padding-top:60px}}
@media(max-width:1000px){.oauth-sidebar{width:174px}.oauth-main{padding:28px 24px}.oauth-provider-row{gap:12px;padding:20px 16px}.oauth-provider-actions{gap:12px}}
@media(max-width:760px){.oauth-ui{padding:0;background:var(--oauth-bg)}.oauth-window{min-height:100vh;min-height:100dvh;border:0;border-radius:0;box-shadow:none}.oauth-window-bar{height:62px;padding-left:146px;padding-right:58px}.oauth-window-dots{display:none}.oauth-mobile-back{display:flex;position:absolute;left:16px;gap:8px;align-items:center;color:var(--oauth-text)!important;font-size:14px;min-height:44px}.oauth-mobile-back .oauth-icon{width:20px}.oauth-site-title{font-size:13px;color:var(--oauth-muted)!important}.oauth-rail,.oauth-sidebar{display:none}.oauth-main{padding:28px 20px}.oauth-page-auth .oauth-window{max-width:none}.oauth-page-auth .oauth-main{padding:30px 20px}.oauth-auth-heading{margin-bottom:24px}.oauth-auth-heading h1{font-size:28px}.oauth-auth-heading .oauth-subtitle{font-size:14px}.oauth-heading{flex-direction:column;gap:12px;margin-bottom:24px}.oauth-heading h1{font-size:26px}.oauth-account-pill{max-width:100%}.oauth-provider-row{flex-wrap:wrap;padding:20px 16px;gap:12px}.oauth-provider-actions{width:100%;padding-left:47px;justify-content:flex-start;gap:18px}.oauth-form-surface{padding:20px}.oauth-card-title{padding:16px;font-size:17px}.oauth-dialog{padding:22px}.oauth-qr-surface{padding:20px 16px}}
@media(prefers-reduced-motion:reduce){.oauth-ui *{transition:none!important;animation:none!important}}