:root{
  --bg:#f5f7fb;
  --panel:#ffffff;
  --line:#e7eaf0;
  --text:#18202a;
  --muted:#6e7784;
  --brand:#111827;
  --soft:#eef2f7;
  --success:#0f8a5f;
  --warn:#b7791f;
  --danger:#c0392b;
  --shadow:0 14px 36px rgba(17,24,39,.08);
  font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text)}
button,input{font:inherit}
button{cursor:pointer}
.hidden{display:none!important}
.auth{
  min-height:100vh;display:grid;place-items:center;padding:28px;
  background:linear-gradient(135deg,#f8fafc 0%,#edf2f7 100%);
}
.auth-card{
  width:min(460px,100%);background:#fff;border:1px solid var(--line);
  border-radius:24px;padding:34px;box-shadow:var(--shadow);
}
.brand-lockup{display:flex;align-items:center;gap:14px;margin-bottom:26px}
.brand-mark{
  width:46px;height:46px;border-radius:15px;background:#111827;color:#fff;
  display:grid;place-items:center;font-weight:800;letter-spacing:-.04em
}
.brand-lockup small,.eyebrow{color:var(--muted);text-transform:uppercase;letter-spacing:.12em;font-size:11px;font-weight:700}
.auth-card h1{font-size:28px;margin:7px 0 8px}
.auth-card p{margin:0 0 22px;color:var(--muted);line-height:1.55}
.field{display:grid;gap:7px;margin:14px 0}
.field label{font-size:12px;font-weight:700;color:#4b5563}
.field input{
  width:100%;padding:13px 14px;border:1px solid #d8dde6;border-radius:12px;background:#fff;outline:none
}
.field input:focus{border-color:#9aa4b2;box-shadow:0 0 0 3px rgba(17,24,39,.06)}
.btn{
  border:0;border-radius:12px;padding:12px 15px;font-weight:700;
  background:#111827;color:#fff
}
.btn.secondary{background:#eef2f7;color:#1f2937}
.btn.danger{background:#fff1f0;color:#a93226;border:1px solid #f6d2ce}
.btn.wide{width:100%;margin-top:8px}
.notice{padding:12px 14px;border-radius:12px;background:#f4f6f9;color:#4b5563;font-size:13px;line-height:1.5;margin:12px 0}
.notice.error{background:#fff1f0;color:#a93226}
.notice.success{background:#eefbf5;color:#08724d}
.shell{min-height:100vh;display:grid;grid-template-columns:268px minmax(0,1fr)}
.sidebar{
  position:sticky;top:0;height:100vh;background:#101723;color:#dbe2ea;padding:20px 14px;
  overflow:auto
}
.side-brand{display:flex;align-items:center;gap:12px;padding:8px 10px 20px}
.side-brand .brand-mark{background:#fff;color:#111827;width:38px;height:38px;border-radius:12px}
.side-brand strong{display:block;font-size:14px}
.side-brand small{display:block;color:#8490a0;font-size:10px;margin-top:2px}
.nav-group{margin:9px 0 18px}
.nav-label{padding:0 12px 7px;color:#687587;font-size:10px;text-transform:uppercase;letter-spacing:.14em;font-weight:800}
.nav-item{
  width:100%;display:flex;align-items:center;gap:10px;border:0;background:transparent;color:#aeb8c5;
  padding:10px 12px;border-radius:10px;text-align:left;font-size:13px
}
.nav-item:hover{background:#172231;color:#fff}
.nav-item.active{background:#fff;color:#111827;font-weight:750}
.nav-dot{width:8px;height:8px;border-radius:999px;background:currentColor;opacity:.7}
.sidebar-foot{margin-top:30px;padding:12px;border-top:1px solid #243041}
.sidebar-foot small{display:block;color:#7d8998}
.sidebar-foot strong{display:block;font-size:12px;margin-top:4px;word-break:break-word}
.main{min-width:0}
.topbar{
  height:70px;background:rgba(255,255,255,.92);backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;
  padding:0 28px;position:sticky;top:0;z-index:10
}
.topbar h1{font-size:18px;margin:0}
.top-actions{display:flex;align-items:center;gap:10px}
.pill{font-size:11px;font-weight:800;padding:7px 10px;border-radius:999px;background:#eef2f7;color:#4b5563}
.content{padding:28px;max-width:1600px;margin:0 auto}
.hero{
  display:flex;justify-content:space-between;gap:20px;align-items:end;margin-bottom:22px
}
.hero h2{font-size:28px;margin:6px 0 5px;letter-spacing:-.025em}
.hero p{margin:0;color:var(--muted)}
.grid{display:grid;gap:14px}
.metrics{grid-template-columns:repeat(4,minmax(0,1fr));margin-bottom:20px}
.card{
  background:var(--panel);border:1px solid var(--line);border-radius:17px;padding:18px;box-shadow:0 3px 14px rgba(17,24,39,.025)
}
.metric small{color:var(--muted);font-weight:650}
.metric strong{display:block;font-size:25px;margin-top:7px;letter-spacing:-.025em}
.metric span{display:block;font-size:11px;color:#8a93a0;margin-top:5px}
.two{grid-template-columns:1.2fr .8fr}
.section-title{display:flex;align-items:center;justify-content:space-between;margin-bottom:13px}
.section-title h3{font-size:14px;margin:0}
.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:15px;background:#fff}
table{width:100%;border-collapse:collapse;font-size:12px}
th{text-align:left;color:#737d8a;background:#fafbfc;font-size:10px;text-transform:uppercase;letter-spacing:.08em}
th,td{padding:12px 13px;border-bottom:1px solid #eef0f3;white-space:nowrap}
tr:last-child td{border-bottom:0}
tr.clickable:hover{background:#fafbfc;cursor:pointer}
.status{display:inline-flex;align-items:center;padding:5px 8px;border-radius:999px;background:#eef2f7;font-size:10px;font-weight:800}
.status.active,.status.connected{background:#eaf8f2;color:#08724d}
.status.suspended,.status.failed{background:#fff1f0;color:#a93226}
.toolbar{display:flex;gap:9px;align-items:center;margin-bottom:14px;flex-wrap:wrap}
.search{min-width:260px;flex:1;max-width:520px;padding:10px 12px;border:1px solid #dbe0e7;border-radius:11px;background:#fff}
.empty{padding:34px;text-align:center;color:var(--muted)}
.loading{padding:40px;text-align:center;color:var(--muted)}
.drawer{
  position:fixed;right:0;top:0;height:100vh;width:min(720px,94vw);background:#fff;z-index:30;
  box-shadow:-20px 0 60px rgba(17,24,39,.18);overflow:auto;padding:24px
}
.backdrop{position:fixed;inset:0;background:rgba(15,23,42,.34);z-index:29}
.drawer-head{display:flex;justify-content:space-between;gap:18px;align-items:start;border-bottom:1px solid var(--line);padding-bottom:18px}
.drawer-head h2{margin:4px 0}
.drawer-section{margin-top:20px}
.drawer-section h3{font-size:13px;margin:0 0 10px}
.kv{display:grid;grid-template-columns:160px 1fr;gap:7px 14px;font-size:12px}
.kv dt{color:var(--muted)}
.kv dd{margin:0;word-break:break-word}
.module-placeholder{padding:42px;background:#fff;border:1px solid var(--line);border-radius:18px;text-align:center}
.module-placeholder h3{margin:6px 0 9px}
.module-placeholder p{color:var(--muted);max-width:640px;margin:0 auto;line-height:1.6}
@media(max-width:1100px){.metrics{grid-template-columns:repeat(2,1fr)}.two{grid-template-columns:1fr}}
@media(max-width:760px){
  .shell{grid-template-columns:1fr}.sidebar{position:relative;height:auto}.main{min-width:0}
  .nav-group{display:flex;overflow:auto;gap:5px}.nav-label{display:none}.nav-item{min-width:max-content}
  .sidebar-foot{display:none}.topbar{padding:0 16px}.content{padding:18px}.metrics{grid-template-columns:1fr 1fr}
}
@media(max-width:480px){.metrics{grid-template-columns:1fr}.auth-card{padding:24px}.hero{align-items:start;flex-direction:column}}


/* D1 commercial + usage center */
.three{grid-template-columns:repeat(3,minmax(0,1fr))}
.compact-grid{align-items:start}
.drawer.wide{width:min(980px,96vw)}
.split-panel{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:14px}
.split-panel>div{border:1px solid var(--line);border-radius:13px;padding:13px;background:#fafbfc}
.split-panel h4{margin:0 0 10px;font-size:12px}
.tag-list{display:flex;flex-wrap:wrap;gap:7px}
.tag{display:inline-flex;align-items:center;gap:4px;padding:7px 9px;border-radius:10px;background:#f2f5f8;color:#4b5563;font-size:11px;line-height:1.25}
.tag strong{color:#111827}
.top-gap{margin-top:24px}
.mini{padding:10px;font-size:11px}
.modal{
  position:fixed;z-index:31;left:50%;top:50%;transform:translate(-50%,-50%);
  width:min(760px,94vw);max-height:90vh;overflow:auto;background:#fff;border:1px solid var(--line);
  border-radius:18px;box-shadow:0 28px 90px rgba(17,24,39,.24);padding:22px
}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.field select,.field textarea{
  width:100%;border:1px solid #dbe0e7;border-radius:11px;padding:10px 12px;background:#fff;color:var(--ink);
  font:inherit
}
.field textarea{resize:vertical;line-height:1.45}
.rank-list{display:grid;gap:2px}
.rank-list>div{display:flex;justify-content:space-between;gap:16px;align-items:center;padding:10px 0;border-bottom:1px solid #eef0f3}
.rank-list>div:last-child{border-bottom:0}
.rank-list span{min-width:0}
.rank-list strong{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:420px}
.rank-list small{display:block;color:var(--muted);margin-top:3px}
.rank-list b{font-size:12px;white-space:nowrap}
@media(max-width:1100px){.three{grid-template-columns:1fr 1fr}.split-panel{grid-template-columns:1fr}}
@media(max-width:760px){.three{grid-template-columns:1fr}.form-grid{grid-template-columns:1fr}.drawer.wide{width:96vw}}