:root{--ink:#0f172a;--muted:#64748b;--line:#e2e8f0;--surface:#fff;--canvas:#f1f5f9;--canvas-2:#f8fafc;--blue:#2563eb;--blue-dark:#1d4ed8;--blue-soft:#eff6ff;--green:#059669;--green-soft:#ecfdf5;--red:#dc2626;--red-soft:#fef2f2;--amber:#d97706;--sidebar:#0b1220;--sidebar-2:#111827;--sidebar-text:#94a3b8;--sidebar-active:#fff;--shadow:0 1px 2px rgba(15,23,42,.05),0 12px 40px rgba(15,23,42,.08);--radius:14px;--radius-sm:10px;--sidebar-w:252px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--canvas);color:var(--ink);font:15px/1.55 "PingFang SC","Microsoft YaHei",ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;-webkit-font-smoothing:antialiased}
.app-page{min-height:100vh}
.app-shell{display:flex;min-height:100vh}
.sidebar{width:var(--sidebar-w);flex-shrink:0;display:flex;flex-direction:column;background:linear-gradient(180deg,var(--sidebar) 0%,var(--sidebar-2) 100%);border-right:1px solid rgba(255,255,255,.06);position:sticky;top:0;height:100vh;z-index:30}
.sidebar-brand{padding:22px 18px 16px;border-bottom:1px solid rgba(255,255,255,.06)}
.brand{display:flex;align-items:center;gap:12px;color:#f8fafc;text-decoration:none;min-width:0}
.brand-mark{display:grid;place-items:center;width:42px;height:42px;border-radius:12px;background:linear-gradient(145deg,#3b82f6,#1d4ed8);color:#fff;font-weight:800;font-size:18px;box-shadow:0 8px 24px rgba(37,99,235,.45);flex-shrink:0}
.brand-text{display:flex;flex-direction:column;line-height:1.25;min-width:0}.brand-text strong{font-size:14px;letter-spacing:-.2px}.brand-text small{font-size:11px;color:var(--sidebar-text);font-weight:500;margin-top:2px}
.side-nav{flex:1;padding:12px 10px 8px;overflow-y:auto}
.side-nav-label{margin:14px 12px 8px;font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:rgba(148,163,184,.65)}
.side-nav-link{display:flex;align-items:center;gap:11px;padding:10px 12px;margin-bottom:4px;border-radius:10px;color:var(--sidebar-text);text-decoration:none;font-weight:600;font-size:13px;transition:background .15s,color .15s,transform .12s;border:1px solid transparent}
.side-nav-link:hover{background:rgba(255,255,255,.06);color:#e2e8f0}
.side-nav-link.is-active{background:linear-gradient(90deg,rgba(37,99,235,.35),rgba(37,99,235,.12));color:var(--sidebar-active);border-color:rgba(96,165,250,.25);box-shadow:inset 3px 0 0 #60a5fa}
.side-nav-link--logout{color:#fca5a5}.side-nav-link--logout:hover{background:rgba(220,38,38,.15);color:#fecaca}
.side-nav-icon{width:22px;text-align:center;font-size:14px;opacity:.9;flex-shrink:0}
.side-nav-text{min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.sidebar-foot{padding:12px 10px 18px;border-top:1px solid rgba(255,255,255,.06)}
.app-main{flex:1;min-width:0;display:flex;flex-direction:column;background:radial-gradient(ellipse 120% 80% at 100% -20%,rgba(191,219,254,.35),transparent 50%),radial-gradient(ellipse 80% 60% at 0% 0%,rgba(199,210,254,.25),transparent 45%),linear-gradient(180deg,#eef2ff 0,var(--canvas) 220px)}
.main-topbar{position:sticky;top:0;z-index:10;padding:0 32px;background:rgba(248,250,252,.75);backdrop-filter:saturate(180%) blur(12px);border-bottom:1px solid rgba(226,232,240,.8)}
.main-topbar-inner{min-height:56px;display:flex;align-items:center}
.main-topbar-title{margin:0;font-size:17px;font-weight:700;letter-spacing:-.3px;color:var(--ink)}
.page-shell{flex:1;padding:28px 32px 40px;width:100%;max-width:1280px}
#admin-page-root.is-loading{opacity:.55;pointer-events:none;transition:opacity .12s ease}
#admin-page-root.is-enter{animation:adminPageIn .18s ease}
@keyframes adminPageIn{from{opacity:.65;transform:translateY(3px)}to{opacity:1;transform:none}}
.page-header{margin-bottom:22px;display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:12px 20px}
.page-header h1{display:none}
.page-desc{margin:0 0 0;color:var(--muted);font-size:14px;max-width:60ch;line-height:1.6}
.panel{background:var(--surface);border:1px solid rgba(226,232,240,.95);border-radius:var(--radius);box-shadow:var(--shadow);margin-bottom:18px;overflow:hidden}
.panel-head{padding:15px 20px;border-bottom:1px solid var(--line);background:linear-gradient(180deg,#fff,#f8fafc);display:flex;align-items:center;justify-content:space-between;gap:12px}
.panel-head h2{margin:0;font-size:14px;font-weight:700;letter-spacing:-.2px}
.panel-head span{font-size:12px;color:var(--muted);font-weight:600}
.panel-form{padding:14px 18px;display:flex;flex-wrap:wrap;gap:10px;align-items:center;background:#fafbff}
.panel-form input,.panel-form select{flex:0 1 auto;width:auto;min-width:120px;max-width:200px;padding:8px 11px;font-size:13px}
.panel-form .input-remark{flex:1 1 140px;max-width:260px;min-width:100px}
.panel-form .input-ratio{width:72px;min-width:72px;max-width:72px;flex:0 0 72px;text-align:center}
.panel-form .btn{flex:0 0 auto;padding:8px 16px;font-size:13px;white-space:nowrap;margin-left:auto}
.panel-form .ratio-hint{font-size:11px;color:var(--muted);white-space:nowrap;flex:0 0 auto}
.data-table{width:100%;border-collapse:collapse}
.data-table th,.data-table td{padding:13px 18px;text-align:left;border-bottom:1px solid var(--line);vertical-align:middle}
.data-table th{background:#f8fafc;color:var(--muted);font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.04em}
.data-table tbody tr{transition:background .12s}.data-table tbody tr:hover{background:#f8fbff}
.data-table tbody tr:last-child td{border-bottom:0}
.cell-mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:12px;color:#334155;word-break:break-all}
.cell-muted{color:var(--muted);font-size:13px}
.cell-truncate{max-width:220px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.badge{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:999px;font-size:12px;font-weight:700;letter-spacing:.01em}
.badge::before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor;opacity:.85}
.badge--ok{background:var(--green-soft);color:var(--green)}.badge--off{background:#f1f5f9;color:#64748b}
.badge--amber{background:#fffbeb;color:var(--amber)}.badge--danger{background:var(--red-soft);color:var(--red)}
.badge--blue{background:var(--blue-soft);color:var(--blue)}
.response-pre{margin:0;padding:14px 16px;font:12px/1.5 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;white-space:pre-wrap;word-break:break-all;color:#334155;max-height:320px;overflow:auto;background:#f8fafc}
.inline-form{display:flex;align-items:center;gap:8px;margin:0;flex-wrap:wrap}
.inline-form input{width:88px;padding:8px 10px}
.inline-form button{padding:8px 14px;font-size:12px}
.btn{border:0;border-radius:var(--radius-sm);padding:10px 16px;background:linear-gradient(180deg,#3b82f6,var(--blue));color:#fff;font:700 13px inherit;cursor:pointer;box-shadow:0 6px 16px rgba(37,99,235,.25);transition:transform .12s,box-shadow .12s,filter .12s}
.btn--sm{padding:6px 12px;font-size:12px;box-shadow:0 3px 10px rgba(37,99,235,.2)}
.btn:hover{filter:brightness(1.05);transform:translateY(-1px)}.btn:active{transform:translateY(0)}
.btn--ghost{background:#fff;color:var(--ink);box-shadow:inset 0 0 0 1px var(--line);font-weight:600}
.btn--danger{background:#fff;color:var(--red);box-shadow:inset 0 0 0 1px #fecaca;font-weight:600}
.btn--danger:hover{background:var(--red-soft);filter:none;transform:none}
.row-actions{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
input,select{border:1px solid #cbd5e1;border-radius:var(--radius-sm);padding:10px 12px;background:#fff;color:var(--ink);font:inherit;outline:none;transition:border-color .15s,box-shadow .15s}
input::placeholder{color:#94a3b8}input:focus,select:focus{border-color:#93c5fd;box-shadow:0 0 0 4px rgba(37,99,235,.12)}
.embed-card{padding:18px 22px;display:flex;flex-wrap:wrap;align-items:center;gap:12px 16px;background:linear-gradient(135deg,#f8fafc 0%,#eff6ff 100%);border:1px dashed rgba(37,99,235,.2)}
.embed-card p{margin:0;color:var(--muted);font-size:13px;flex:1 1 200px}
code{background:#e2e8f0;border-radius:6px;padding:4px 8px;color:#1e293b;font-size:12px;word-break:break-all}
.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch}
.table-scroll--visitor{max-height:min(52vh,520px);overflow:auto;overscroll-behavior:contain;border-top:1px solid var(--line)}
.table-scroll--visitor .data-table thead th{position:sticky;top:0;z-index:2;box-shadow:0 1px 0 var(--line);background:#f8fafc}
.ratio-hint{font-size:12px;color:var(--muted);white-space:nowrap}
.empty-row td{padding:32px 18px;text-align:center;color:var(--muted);font-size:14px}
.modal-overlay{position:fixed;inset:0;z-index:100;display:flex;align-items:center;justify-content:center;padding:20px;background:rgba(15,23,42,.5);opacity:0;visibility:hidden;transition:opacity .2s,visibility .2s}
.modal-overlay.is-open{opacity:1;visibility:visible}
.modal{width:min(640px,calc(100% - 24px));max-height:min(80vh,520px);background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 24px 64px rgba(15,23,42,.25);display:flex;flex-direction:column;overflow:hidden}
.modal-head{padding:16px 20px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:12px;background:linear-gradient(180deg,#fff,#fafbff)}
.modal-head h3{margin:0;font-size:16px;letter-spacing:-.3px}
.modal-close{border:0;background:transparent;color:var(--muted);font-size:22px;line-height:1;cursor:pointer;padding:4px 8px;border-radius:8px}
.modal-close:hover{background:#f1f5f9;color:var(--ink)}
.modal-body{padding:0 0 8px;overflow:auto;flex:1}
.modal-meta{margin:0;padding:12px 20px;font-size:13px;color:var(--muted);border-bottom:1px solid var(--line);background:#f8fafc}
.modal-meta strong{color:var(--ink)}
.modal-foot{padding:12px 20px;border-top:1px solid var(--line);font-size:13px;min-height:44px;color:var(--muted)}
.modal--form{width:min(480px,calc(100% - 24px))}
.modal-form{display:flex;flex-direction:column;min-height:0;flex:1}
.modal-form-fields{padding:20px;display:grid;gap:14px;overflow:auto}
.modal-form-fields label{display:grid;gap:6px;font-size:12px;font-weight:700;color:var(--muted)}
.modal-form-fields input,.modal-form-fields select{width:100%;max-width:none;min-width:0}
.modal-form-fields .field-hint{font-size:12px;font-weight:500;color:var(--muted);margin:0}
.modal-form-foot{padding:14px 20px;border-top:1px solid var(--line);display:flex;justify-content:flex-end;gap:10px;background:#fafbff}
.panel-head .btn--sm{margin:0}
.panel-alert{margin:0;padding:12px 20px;background:var(--red-soft);color:var(--red);font-size:13px;border-bottom:1px solid #fecaca}
.panel-alert code{background:rgba(255,255,255,.6)}
.token-pick-row.is-disabled{opacity:.55}.token-pick-row.is-disabled .btn{cursor:not-allowed;filter:grayscale(.3)}
.dict-desc{margin:0;padding:12px 20px 0;font-size:13px;color:var(--muted)}
.login-page{min-height:100vh;display:grid;place-items:center;padding:24px;background:radial-gradient(circle at 15% -10%,#bfdbfe 0,transparent 42%),radial-gradient(circle at 90% 0%,#c7d2fe 0,transparent 38%),linear-gradient(180deg,#eef2ff,#f1f5f9)}
.login-wrap{width:min(440px,calc(100% - 32px));margin:auto;padding:24px 0}
.login-card{background:var(--surface);border:1px solid var(--line);border-radius:20px;box-shadow:0 24px 64px rgba(15,23,42,.12);overflow:hidden}
.login-hero{padding:32px 32px 24px;background:linear-gradient(145deg,#1e3a8a 0,#2563eb 55%,#3b82f6 100%);color:#fff}
.login-hero h1{margin:0 0 8px;font-size:24px;letter-spacing:-.5px}.login-hero p{margin:0;opacity:.88;font-size:14px}
.login-alert{margin:0;padding:12px 32px;background:var(--red-soft);color:var(--red);font-size:13px;font-weight:600;border-bottom:1px solid #fecaca}
.login-form{padding:28px 32px 32px;display:grid;gap:14px}.login-form label{font-size:12px;font-weight:700;color:var(--muted);display:grid;gap:6px}
.login-form input{width:100%}.login-form button{width:100%;margin-top:6px;padding:12px}
.login-remember{display:flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--ink);cursor:pointer;user-select:none}
.login-remember input{width:auto;margin:0;accent-color:var(--blue)}
.guide-layout{display:grid;grid-template-columns:minmax(200px,220px) minmax(0,1fr);gap:18px;align-items:start;margin-bottom:8px}
.guide-main{display:grid;gap:18px;min-width:0}
.guide-toc{position:sticky;top:12px}
.guide-toc-list{margin:0;padding:12px 16px 16px 28px;display:grid;gap:6px;font-size:13px;font-weight:600}
.guide-toc-list a{color:var(--muted);text-decoration:none;padding:4px 0;border-radius:4px;transition:color .15s}
.guide-toc-list a:hover{color:var(--blue)}
.guide-toc-list a.is-active{color:var(--blue);font-weight:800}
.guide-section .guide-prose{padding:4px 20px 20px;font-size:14px;color:var(--ink);line-height:1.65}
.guide-step-cards{display:grid;gap:12px}
.guide-step-card{display:flex;gap:14px;align-items:flex-start;padding:14px 16px;border:1px solid var(--line);border-radius:var(--radius-sm);background:linear-gradient(180deg,#fff,#f8fafc)}
.guide-step-card p{margin:4px 0 0;font-size:13px;color:var(--muted);line-height:1.55}
.guide-step-card strong{font-size:14px;color:var(--ink)}
.guide-step-num{flex-shrink:0;width:32px;height:32px;border-radius:10px;background:var(--blue-soft);color:var(--blue);font-weight:800;font-size:14px;display:grid;place-items:center}
.guide-steps{margin:0 0 12px;padding-left:1.25rem;display:grid;gap:8px}
.guide-h3{margin:20px 0 8px;font-size:15px;font-weight:700}
.guide-tip{margin:12px 0 0;padding:12px 14px;background:var(--blue-soft);border-radius:var(--radius-sm);border:1px solid #bfdbfe;font-size:13px}
.guide-warn{margin:12px 0 0;padding:12px 14px;background:#fffbeb;border-radius:var(--radius-sm);border:1px solid #fde68a;font-size:13px;color:#92400e}
.guide-code-block{position:relative;margin:12px 0;background:#0f172a;border-radius:var(--radius-sm);padding:14px 14px 48px;overflow:auto}
.guide-code{margin:0;font-family:ui-monospace,"Cascadia Code",Consolas,monospace;font-size:12px;line-height:1.55;color:#e2e8f0;white-space:pre-wrap;word-break:break-all}
.guide-code-block .guide-copy{position:absolute;right:10px;bottom:10px}
.guide-faq{margin:0;padding:8px 20px 20px;display:grid;gap:14px}
.guide-faq dt{font-weight:700;font-size:14px;color:var(--ink)}
.guide-faq dd{margin:4px 0 0;font-size:13px;color:var(--muted);line-height:1.6}
@media (max-width:900px){.guide-layout{grid-template-columns:1fr}.guide-toc{position:static}}
.demo-panel-body{padding:16px 20px 20px;display:grid;gap:16px}
.demo-status p{margin:0 0 6px;font-size:14px}
.demo-form-grid{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.demo-form-grid label{font-size:12px;font-weight:700;color:var(--muted);display:grid;gap:6px}
.demo-actions{display:flex;flex-wrap:wrap;align-items:center;gap:10px}
.demo-quick-label{font-size:13px;color:var(--muted);font-weight:600}
.demo-result{margin:0;font-size:13px;min-height:1.25em}
.demo-result--ok{color:var(--green);font-weight:600}
.demo-result--err{color:var(--red);font-weight:600}
.demo-more-link{margin:0;padding:0 20px 16px;font-size:13px}
.stats-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-bottom:18px}
.stat-card{border-radius:var(--radius);padding:16px 18px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow)}
.stat-card-label{margin:0 0 6px;font-size:12px;font-weight:700;color:var(--muted)}
.stat-card-value{margin:0;font-size:28px;font-weight:800;letter-spacing:-.5px}
.stat-card--blue .stat-card-value{color:var(--blue)}.stat-card--green .stat-card-value{color:var(--green)}.stat-card--amber .stat-card-value{color:var(--amber)}
.filter-form{padding:16px 20px 18px}
.filter-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px 14px;margin-bottom:14px}
.filter-grid label{display:grid;gap:6px;font-size:12px;font-weight:700;color:var(--muted)}
.filter-grid input{width:100%;min-width:0;padding:8px 11px;font-size:13px}
.filter-actions{display:flex;gap:10px;flex-wrap:wrap}
.visitor-key-link{border:0;background:none;padding:0;font:inherit;font-family:ui-monospace,Menlo,Consolas,monospace;font-size:12px;color:var(--blue);cursor:pointer;text-decoration:underline;text-underline-offset:2px}
.visitor-key-link:hover{color:var(--blue-dark)}
.modal--visitor{width:min(960px,calc(100% - 24px));max-height:min(88vh,720px)}
.modal-sub{margin:4px 0 0;font-size:12px;color:var(--muted);font-family:ui-monospace,Menlo,Consolas,monospace;word-break:break-all}
.visitor-detail-body{padding:16px 20px 20px}
.visitor-detail-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-bottom:18px}
.visitor-detail-card{border:1px solid var(--line);border-radius:var(--radius-sm);padding:12px 14px;background:#fafbff}
.visitor-detail-card h4{margin:0 0 10px;font-size:13px;font-weight:800;color:var(--ink)}
.visitor-detail-card dl{margin:0;display:grid;gap:8px}
.visitor-detail-card dt{font-size:11px;font-weight:700;color:var(--muted)}
.visitor-detail-card dd{margin:0;font-size:13px;color:var(--ink);word-break:break-all}
.visitor-detail-card .ua-preview{font-size:11px;max-height:72px;overflow:auto}
.visitor-track-panel h4{margin:0 0 10px;font-size:14px;font-weight:800}
.data-table--visit .cell-truncate{max-width:180px}
.data-table a{color:var(--blue);text-decoration:none;font-size:13px}
.data-table a:hover{text-decoration:underline}
@media(max-width:900px){.stats-row{grid-template-columns:1fr}.visitor-detail-grid{grid-template-columns:1fr}:root{--sidebar-w:72px}.brand-text,.side-nav-text,.side-nav-label{display:none}.sidebar-brand{padding:16px 10px}.brand{justify-content:center}.side-nav-link{justify-content:center;padding:12px}.side-nav-link.is-active{box-shadow:inset 0 -3px 0 #60a5fa}.sidebar-foot .side-nav-link{justify-content:center}.main-topbar{padding:0 16px}.page-shell{padding:20px 16px 32px}.panel-form .btn{margin-left:0}.panel-form input,.panel-form .input-remark{flex:1 1 calc(50% - 4px);max-width:none;min-width:0}.panel-form .input-ratio{flex:0 0 72px}.cell-truncate{max-width:120px}}