:root{color:#172b3a;--ink:#172b3a;--muted:#718390;--line:#cad5dc;--paper:#f8fafb;--blue:#177ca5;--red:#c94b46;background:#edf2f5;font-family:MiSans,Noto Sans SC,Microsoft YaHei,sans-serif}*{box-sizing:border-box}body{min-width:320px;min-height:100vh;margin:0}button,input,select{font:inherit}.admin-shell{background:#edf2f5;grid-template-columns:210px 1fr;min-height:100vh;display:grid}.admin-sidebar{color:#dbe8ee;background:#132938;flex-direction:column;padding:20px 16px;display:flex}.admin-brand{letter-spacing:.18em;align-items:center;gap:10px;font:700 11px/1 monospace;display:flex}.admin-brand i{background:linear-gradient(#4bb9cf 0 38%,#0000 38% 50%,#4bb9cf 50% 100%);width:13px;height:24px}.admin-sidebar>div:nth-child(2){margin:28px 0 20px}.kicker{color:#358ead;letter-spacing:.17em;margin:0 0 6px;font:700 10px/1.2 monospace}.admin-sidebar h1{letter-spacing:-.04em;margin:0;font-size:22px}.admin-sidebar nav{gap:3px;display:grid}.admin-sidebar nav a{color:#8fa6b3;border-left:2px solid #0000;padding:8px 12px;font-size:13px;text-decoration:none}.admin-sidebar nav a:hover,.admin-sidebar nav a.active{color:#eef9fb;background:#193546;border-color:#51bfd2}.read-only{color:#8aa0ac;margin-top:auto;font:11px/1.6 monospace}.read-only span{color:#58717f}.admin-main{min-width:0;padding:0 24px}.admin-main>header{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;height:48px;font-size:11px;display:flex}.admin-main header div{gap:10px;display:flex}.admin-main header span{color:var(--muted)}.admin-main header code{color:#718794}.placeholder{padding:40px 0}.placeholder h2{letter-spacing:-.04em;margin:0;font-size:clamp(20px,3vw,34px)}.placeholder>p:last-child{color:var(--muted)}.auth-gate{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#0b1c27bd;place-items:center;padding:20px;display:grid;position:fixed;inset:0}.auth-gate form{background:var(--paper);border-top:5px solid #2ba4bf;width:min(440px,100%);padding:34px;box-shadow:0 28px 80px #04141e47}.auth-index{color:#3988a5;letter-spacing:.2em;font:10px/1 monospace}.auth-gate h2{letter-spacing:-.04em;margin:24px 0 8px;font-size:30px}.auth-gate p{color:var(--muted);margin:0 0 28px;font-size:13px}.auth-gate label{color:#506673;gap:8px;font-size:12px;display:grid}.auth-gate input{border:1px solid var(--line);background:#fff;padding:12px}.auth-gate button{color:#fff;cursor:pointer;background:#187e9f;border:0;width:100%;margin-top:18px;padding:13px;font-weight:750}button:focus-visible,input:focus-visible,a:focus-visible{outline-offset:2px;outline:3px solid #61bed1}@media (width<=700px){.admin-shell{grid-template-columns:1fr}.admin-sidebar{min-height:auto}.admin-sidebar>div:nth-child(2){margin:22px 0 16px}.admin-sidebar nav{grid-template-columns:repeat(2,1fr)}.admin-sidebar nav a{padding:9px 6px;font-size:12px}.read-only{display:none}.admin-main{padding:0 20px}.placeholder{padding:48px 0}}.text-button{color:#58717f;cursor:pointer;background:0 0;border:0}.page-heading{padding:18px 0 12px}.page-heading>p:last-child{color:var(--muted);margin:2px 0 0;font-size:12px}.page-heading>a{color:var(--blue);margin-bottom:12px;font-size:12px;text-decoration:none;display:inline-block}.page-heading>code{color:#607784;margin-top:10px;display:block}.metric-grid{border:1px solid var(--line);background:var(--line);grid-template-columns:repeat(4,1fr);gap:1px;display:grid}.metric{background:var(--paper);padding:12px 16px;position:relative}.metric span{color:var(--muted);font-size:12px;display:block}.metric strong{letter-spacing:-.05em;margin-top:8px;font:600 clamp(20px,2.5vw,28px)/1 monospace;display:inline-block}.metric small{color:#7c8e99;margin-left:6px}.data-section{border:1px solid var(--line);background:var(--paper);margin:16px 0;padding:16px}.data-section h3{margin:0 0 12px;font-size:14px}.data-section table,.table-wrap table{border-collapse:collapse;text-align:left;width:100%}.data-section th,.data-section td,.sessions-table th,.sessions-table td{border-bottom:1px solid #dbe3e7;padding:7px 10px;font-size:12px}.data-section th,.sessions-table th{color:#70838f;font-weight:600}.filters{border:1px solid var(--line);background:#f7fafb;grid-template-columns:repeat(4,1fr) auto;align-items:end;gap:10px;margin-bottom:14px;padding:12px;display:grid}.filters label{color:#637782;gap:4px;font-size:11px;display:grid}.filters input,.filters select{border:1px solid var(--line);background:#fff;min-width:0;padding:7px}.filters button,.pagination button,.error-state button{color:#fff;background:var(--blue);cursor:pointer;border:0;padding:8px 12px}.table-wrap{border:1px solid var(--line);background:var(--paper);overflow-x:auto}.sessions-table{min-width:760px}.sessions-table a{color:var(--blue)}.status{color:#335666;background:#dbe9ee;border-radius:3px;padding:4px 7px;font-size:10px;display:inline-block}.status--completed{color:#246449;background:#ddefe4}.status--error{color:#963833;background:#f5dcda}.status--cancelled{color:#755f35;background:#eee7d7}.pagination{justify-content:flex-end;gap:8px;margin:12px 0;display:flex}.pagination button:disabled{opacity:.4}.loading,.empty{color:var(--muted);text-align:center;padding:16px}.error-state{border-left:4px solid var(--red);background:#f8e8e7;justify-items:start;gap:8px;padding:14px;display:grid}.error-state code{color:#8a6866}.summary{grid-template-columns:repeat(3,1fr);gap:12px;display:grid}.summary>div{gap:4px;display:grid}.summary span{color:var(--muted);font-size:11px}.danger{color:var(--red)!important}.timeline,.event-list{margin:0;padding:0;list-style:none}.timeline>li{border-top:1px solid var(--line);grid-template-columns:34px 1fr;gap:12px;padding:12px 0;display:grid}.timeline-index{color:#fff;background:#1c7996;place-items:center;width:28px;height:28px;font:700 10px monospace;display:grid}.timeline header{justify-content:space-between;display:flex}.timeline dl{grid-template-columns:2fr repeat(4,1fr);gap:10px;margin:6px 0 0;display:grid}.timeline dl div{gap:4px;display:grid}.timeline dt{color:var(--muted);font-size:10px}.timeline dd{margin:0;font-size:12px}.timeline pre{color:#385264;background:#eaf0f3;padding:12px;font-size:11px;overflow:auto}.event-list li{border-top:1px solid var(--line);grid-template-columns:90px minmax(150px,1fr) 1fr auto;gap:10px;padding:7px 0;font-size:11px;display:grid}.event-list time,.event-list span{color:var(--muted)}.event-list strong{color:var(--red)}@media (width<=1000px){.metric-grid,.filters{grid-template-columns:1fr 1fr}.filters button{grid-column:1/-1}.summary,.timeline dl{grid-template-columns:1fr 1fr}}@media (width<=700px){.metric-grid,.filters,.summary{grid-template-columns:1fr}.event-list{overflow:auto}.event-list li{min-width:600px}.page-heading{padding-top:20px}}