:root{
  --bg:#0f172a; --panel:#fff; --panel2:#f8fafc; --ink:#0f172a; --muted:#64748b;
  --line:#e2e8f0; --brand:#0ea5e9; --brand-d:#0284c7; --brand2:#14b8a6;
  --ok:#16a34a; --warn:#d97706; --bad:#dc2626;
  --shadow:0 1px 3px rgba(15,23,42,.08);
  --shadow-lg:0 10px 30px rgba(15,23,42,.16);
}
[data-theme="dark"]{
  --bg:#0b1220; --panel:#111c2e; --panel2:#0f1829; --ink:#e2e8f0; --muted:#94a3b8;
  --line:#22314f; --shadow:0 1px 3px rgba(0,0,0,.4); --shadow-lg:0 10px 30px rgba(0,0,0,.5);
}
*{box-sizing:border-box}
html,body{margin:0;height:100%;font-family:Segoe UI,Roboto,Arial,sans-serif;
  background:var(--panel2);color:var(--ink);font-size:14px}
a{color:var(--brand-d);text-decoration:none}
h1{font-size:22px;margin:0}
.muted{color:var(--muted)}
.spacer{flex:1}

/* ---------- LAYOUT ---------- */
.layout{display:grid;grid-template-columns:250px 1fr;min-height:100vh}
.sidebar{background:var(--bg);color:#cbd5e1;padding:18px 14px;position:sticky;top:0;height:100vh;overflow:auto}
.brand{display:flex;align-items:center;gap:10px;padding:6px 8px 18px}
.brand .mark{width:38px;height:38px;border-radius:11px;background:linear-gradient(135deg,var(--brand),var(--brand2));
  display:flex;align-items:center;justify-content:center;color:#fff;font-size:20px}
.brand .name{font-weight:700;color:#fff;font-size:15px;line-height:1.15}
.brand .name small{display:block;color:#7dd3fc;font-weight:500;font-size:11px}
.nav-group{margin:16px 0 6px;font-size:10.5px;letter-spacing:.09em;text-transform:uppercase;color:#64748b;padding:0 8px}
.nav-link{display:flex;align-items:center;gap:11px;padding:9px 11px;border-radius:9px;color:#cbd5e1;
  font-size:13.5px;font-weight:500;margin-bottom:2px}
.nav-link .ic{width:18px;text-align:center}
.nav-link .lbl{flex:1}
.nav-link:hover{background:#1e293b;color:#fff}
.nav-link.active{background:linear-gradient(90deg,rgba(14,165,233,.28),rgba(20,184,166,.12));
  color:#fff;box-shadow:inset 3px 0 0 var(--brand)}
.nav-link .badge{background:var(--brand);color:#fff;font-size:10.5px;padding:1px 8px;border-radius:20px;font-weight:700}
.nav-link .badge.gray{background:#334155;color:#cbd5e1}

.main{display:flex;flex-direction:column;min-width:0}
.topbar{display:flex;align-items:center;gap:12px;padding:11px 22px;background:var(--panel);
  border-bottom:1px solid var(--line);position:sticky;top:0;z-index:30}
.search{flex:1;max-width:440px;position:relative}
.search input{width:100%;padding:9px 12px 9px 34px;border:1px solid var(--line);border-radius:9px;
  background:var(--panel2);color:var(--ink)}
.search .si{position:absolute;left:11px;top:8px;color:var(--muted)}
.iconbtn{width:38px;height:38px;border-radius:10px;border:1px solid var(--line);background:var(--panel);
  display:flex;align-items:center;justify-content:center;font-size:16px;color:var(--ink);cursor:pointer;position:relative}
.iconbtn:hover{background:var(--panel2)}
.dot-badge{position:absolute;top:-5px;right:-5px;background:var(--bad);color:#fff;font-size:10px;
  min-width:17px;height:17px;border-radius:20px;display:flex;align-items:center;justify-content:center;font-weight:700}
.userchip{display:flex;align-items:center;gap:9px;padding:5px 10px 5px 5px;border-radius:30px;
  border:1px solid var(--line);background:var(--panel);cursor:pointer;color:var(--ink)}
.userchip:hover{background:var(--panel2)}
.avatar{width:32px;height:32px;border-radius:50%;background:linear-gradient(135deg,var(--brand),var(--brand2));
  color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:12px;flex:0 0 auto}
.avatar.sm{width:28px;height:28px;font-size:11px}
.userchip .who{font-size:12.5px;line-height:1.15;text-align:left}
.userchip .who small{display:block;color:var(--muted)}
.userchip .caret{color:var(--muted);font-size:11px}
.content{padding:22px;overflow:auto}

/* ---------- DROPDOWN ---------- */
.drop{position:relative}
.drop-menu{position:absolute;right:0;top:46px;background:var(--panel);border:1px solid var(--line);
  border-radius:12px;box-shadow:var(--shadow-lg);min-width:230px;z-index:60;overflow:hidden}
.drop-menu.wide{min-width:370px;max-height:420px;overflow:auto}
.drop-h{padding:11px 14px;font-size:11.5px;text-transform:uppercase;letter-spacing:.05em;
  color:var(--muted);border-bottom:1px solid var(--line);font-weight:700}
.drop-item{display:flex;align-items:center;gap:10px;padding:11px 14px;font-size:13.5px;color:var(--ink);
  border-bottom:1px solid var(--line)}
.drop-item:last-child{border-bottom:none}
.drop-item:hover{background:var(--panel2)}
.drop-item.n{align-items:flex-start}
.drop-item.n small{display:block;color:var(--muted);font-size:11.5px;margin-top:2px}
.drop-item .dot{width:8px;height:8px;border-radius:50%;margin-top:6px;flex:0 0 auto}
.drop-empty{padding:16px;color:var(--muted);font-size:13px;text-align:center}
.drop-foot{display:block;padding:11px 14px;text-align:center;font-size:12.5px;background:var(--panel2)}
.linkbtn{background:none;border:none;color:var(--brand-d);font-size:11.5px;cursor:pointer;
  text-transform:none;letter-spacing:0;font-weight:600;padding:0}
.linkbtn:hover{text-decoration:underline}
.xbtn{background:none;border:none;color:var(--muted);font-size:16px;cursor:pointer;line-height:1;
  padding:0 2px;flex:0 0 auto}
.xbtn:hover{color:var(--bad)}

/* ---------- PAGE / CARDS ---------- */
.page-head{display:flex;align-items:flex-end;gap:14px;margin-bottom:18px;flex-wrap:wrap}
.crumb{color:var(--muted);font-size:12.5px;margin-bottom:2px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);margin-bottom:16px}
.card-h{padding:14px 18px;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:10px}
.card-h h3{margin:0;font-size:15px}
.card-b{padding:18px}
.banner{background:linear-gradient(90deg,rgba(14,165,233,.10),rgba(20,184,166,.06));
  border:1px solid rgba(14,165,233,.25);border-radius:10px;padding:12px 16px;font-size:13px;
  display:flex;gap:10px;align-items:center;margin-bottom:18px}

.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:18px}
.stat{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:16px 18px;
  box-shadow:var(--shadow);position:relative;overflow:hidden}
.stat .lab{color:var(--muted);font-size:12.5px;font-weight:600}
.stat .num{font-size:30px;font-weight:750;margin:6px 0 2px;letter-spacing:-.02em}
.stat .delta{font-size:11.5px;font-weight:600;color:var(--muted)}
.stat .delta.up{color:var(--ok)}
.stat .delta.down{color:var(--bad)}
.stat .ic{position:absolute;right:14px;top:14px;width:40px;height:40px;border-radius:11px;
  display:flex;align-items:center;justify-content:center;font-size:19px}
.stat .ic.b1{background:rgba(14,165,233,.12);color:var(--brand-d)}
.stat .ic.b2{background:rgba(20,184,166,.14);color:#0d9488}
.stat .ic.b3{background:rgba(217,119,6,.14);color:var(--warn)}
.stat .ic.b4{background:rgba(22,163,74,.14);color:var(--ok)}

.grid2{display:grid;grid-template-columns:1.5fr 1fr;gap:16px}

/* chart */
.chart{display:flex !important;flex-direction:row !important;align-items:flex-end;
  gap:10px;height:210px;width:100%}
.bar-wrap{flex:1 1 0;min-width:0;display:flex !important;flex-direction:column;align-items:center;
  justify-content:flex-end;height:100%;gap:8px}
.bar{width:100%;max-width:44px;background:linear-gradient(180deg,var(--brand),var(--brand2));
  border-radius:8px 8px 0 0;min-height:4px;transition:.2s}
.bar:hover{filter:brightness(1.12)}
.bar-wrap .bv{font-size:11px;font-weight:700;color:var(--ink);line-height:1}
.bar-wrap small{color:var(--muted);font-size:10.5px;white-space:nowrap}

/* row bars */
.rowbar{margin-bottom:12px}
.rb-top{display:flex;justify-content:space-between;font-size:13px;margin-bottom:5px}
.rb-track{height:8px;background:var(--panel2);border:1px solid var(--line);border-radius:20px;overflow:hidden}
.rb-track i{display:block;height:100%;background:linear-gradient(90deg,var(--brand),var(--brand2))}

.audit-item{display:flex;gap:11px;padding:10px 0;border-bottom:1px solid var(--line)}
.audit-item:last-child{border:none}
.audit-item .dot{width:9px;height:9px;border-radius:50%;margin-top:5px;flex:0 0 auto}
.audit-item .txt{font-size:13px}
.audit-item .txt small{color:var(--muted);display:block;margin-top:2px}

.listrow{display:flex;align-items:center;gap:10px;padding:9px 0;border-bottom:1px solid var(--line);color:var(--ink)}
.listrow:last-child{border:none}
.listrow:hover{background:var(--panel2)}

/* ---------- TABLES ---------- */
table{width:100%;border-collapse:collapse;font-size:13.5px}
thead th{text-align:left;padding:11px 14px;color:var(--muted);font-size:11.5px;text-transform:uppercase;
  letter-spacing:.04em;border-bottom:1px solid var(--line);background:var(--panel2)}
tbody td{padding:11px 14px;border-bottom:1px solid var(--line)}
tbody tr:hover{background:var(--panel2)}
th.srt{cursor:pointer;user-select:none}
th.srt:hover{color:var(--brand-d)}

.toolbar{display:flex;gap:9px;align-items:center;padding:12px 14px;border-bottom:1px solid var(--line);flex-wrap:wrap}
.f{padding:8px 11px;border:1px solid var(--line);border-radius:8px;min-width:220px;background:var(--panel2);color:var(--ink)}
select.f{min-width:150px}
.pill{display:inline-block;padding:2px 9px;border-radius:20px;font-size:11.5px;font-weight:600}
.pill.b{background:rgba(14,165,233,.13);color:var(--brand-d)}
.pill.g{background:rgba(22,163,74,.13);color:var(--ok)}
.pill.y{background:rgba(217,119,6,.14);color:var(--warn)}
.pill.r{background:rgba(220,38,38,.12);color:var(--bad)}
.pill.gray{background:var(--panel2);color:var(--muted);border:1px solid var(--line)}

.btn{background:var(--brand);color:#fff;border:0;padding:9px 14px;border-radius:9px;font-weight:600;
  font-size:13.5px;display:inline-block;cursor:pointer}
.btn:hover{background:var(--brand-d)}
.btn.sm{padding:6px 10px;font-size:12.5px}
.btn.ghost{background:transparent;color:var(--ink);border:1px solid var(--line)}
.btn.ghost:hover{background:var(--panel2)}
.btn.danger{background:var(--bad);color:#fff;border:none}
.btn.danger:hover{filter:brightness(.9)}
.rowact{display:flex;gap:6px}
.rowact button{width:31px;height:29px;border-radius:8px;border:1px solid var(--line);background:var(--panel);
  cursor:pointer;color:var(--ink)}
.rowact button:hover{background:var(--panel2)}
button.del{background:none;border:1px solid var(--line);border-radius:7px;width:31px;height:29px;cursor:pointer;font-size:13px}
button.del:hover{background:rgba(220,38,38,.1);border-color:var(--bad)}

.pager{display:flex;align-items:center;gap:6px;padding:12px 14px;justify-content:flex-end}
.pager .info{color:var(--muted);font-size:12.5px;margin-right:auto}
.pager button{min-width:33px;height:33px;border:1px solid var(--line);background:var(--panel);border-radius:8px;
  cursor:pointer;color:var(--ink)}
.pager button:disabled{opacity:.4;cursor:not-allowed}

.detail-grid{display:grid;grid-template-columns:320px 1fr;gap:16px}
.kv{display:flex;justify-content:space-between;padding:9px 0;border-bottom:1px dashed var(--line);font-size:13px}
.kv .k{color:var(--muted)}
.study{display:flex;gap:12px;align-items:center;padding:12px;border:1px solid var(--line);border-radius:10px;margin-bottom:10px}
.study .meta{flex:1}
.study .meta small{color:var(--muted);display:block}
.empty{padding:36px;text-align:center;color:var(--muted)}
.counts{display:flex;gap:8px;flex-wrap:wrap}
.filerow{display:flex;align-items:center;gap:10px;padding:8px 10px;border:1px solid var(--line);
  border-radius:8px;margin-bottom:8px;transition:.12s}
.filerow:hover{background:var(--panel2);border-color:var(--brand)}

/* ---------- MODAL / FORMS ---------- */
.modal-bg{position:fixed;inset:0;background:rgba(15,23,42,.55);display:flex;align-items:center;
  justify-content:center;z-index:70;padding:20px}
.modal{background:var(--panel);border-radius:14px;box-shadow:var(--shadow-lg);width:100%;max-width:600px;
  max-height:92vh;overflow:auto}
.modal-h{padding:16px 20px;border-bottom:1px solid var(--line);display:flex;align-items:center}
.modal-h h3{margin:0;font-size:16px}
.modal-h .x{margin-left:auto;font-size:20px;color:var(--muted);background:none;border:none;cursor:pointer}
.modal-b{padding:20px}
.modal-f{padding:14px 20px;border-top:1px solid var(--line);display:flex;gap:9px;justify-content:flex-end}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-grid .full{grid-column:1/-1}
.field label{display:block;font-size:12px;font-weight:600;color:var(--muted);margin-bottom:5px}
.field input,.field select,.field textarea{width:100%;padding:10px 11px;border:1px solid var(--line);
  border-radius:8px;font-size:14px;background:var(--panel2);color:var(--ink);font-family:inherit}
.err{background:#fef2f2;color:#dc2626;border:1px solid #fecaca;border-radius:8px;padding:9px;font-size:13px;margin-bottom:12px}
[data-theme="dark"] .err{background:rgba(220,38,38,.12);border-color:rgba(220,38,38,.4)}

/* ---------- FOOTER ---------- */
.appfoot{margin-top:auto;padding:14px 24px;display:flex;justify-content:flex-end;align-items:center;
  gap:8px;flex-wrap:wrap;border-top:1px solid var(--line);background:var(--panel);
  color:var(--muted);font-size:11.5px}
.appfoot b{color:var(--ink);font-weight:600}
.appfoot .sep{opacity:.5}
@media(max-width:700px){ .appfoot{justify-content:center;text-align:center} }

#blazor-error-ui{background:#fef2f2;color:#991b1b;border-top:1px solid #fecaca;bottom:0;display:none;left:0;
  padding:.7rem 1.2rem;position:fixed;width:100%;z-index:1000}
#blazor-error-ui .dismiss{cursor:pointer;position:absolute;right:1rem;top:.6rem}

@media(max-width:1100px){ .grid2{grid-template-columns:1fr} .stats{grid-template-columns:repeat(2,1fr)} }
@media(max-width:900px){
  .layout{grid-template-columns:1fr}
  .sidebar{position:static;height:auto}
  .stats,.detail-grid,.form-grid{grid-template-columns:1fr}
  .drop-menu.wide{min-width:280px}
}