:root{
  --bg:#f4f6fb; --card:#ffffff; --ink:#1e293b; --mut:#64748b; --line:#e5e9f2;
  --pri:#4f46e5; --pri-d:#4338ca; --pri-soft:#eef2ff; --ok:#16a34a; --warn:#d97706; --bad:#dc2626;
  --side:#1e293b; --side-ink:#cbd5e1; --radius:14px; --shadow:0 1px 3px rgba(15,23,42,.06),0 8px 24px rgba(15,23,42,.05);
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font-family:'Inter',system-ui,-apple-system,sans-serif;font-size:14px;line-height:1.5}
a{color:inherit;text-decoration:none}
.app{display:flex;min-height:100vh}
/* sidebar */
.sidebar{width:248px;background:var(--side);color:var(--side-ink);display:flex;flex-direction:column;position:sticky;top:0;height:100vh}
.brand{display:flex;gap:11px;align-items:center;padding:20px 18px;border-bottom:1px solid rgba(255,255,255,.07)}
.brand-mark{width:38px;height:38px;border-radius:10px;background:linear-gradient(135deg,var(--pri),#7c3aed);color:#fff;display:grid;place-items:center;font-weight:800;font-size:20px}
.brand b{color:#fff;font-size:16px;display:block}.brand small{color:#94a3b8;font-size:11px}
.sidebar nav{padding:14px 12px;display:flex;flex-direction:column;gap:3px;flex:1}
.nav-item{display:flex;align-items:center;gap:11px;padding:10px 12px;border-radius:9px;color:var(--side-ink);font-weight:500;transition:.15s}
.nav-item .ico{width:20px;text-align:center;opacity:.9}
.nav-item:hover{background:rgba(255,255,255,.06);color:#fff}
.nav-item.on{background:var(--pri);color:#fff;box-shadow:0 6px 16px rgba(79,70,229,.4)}
.side-foot{padding:16px 18px;border-top:1px solid rgba(255,255,255,.07);font-size:11px;color:#94a3b8}
.inst{color:#cbd5e1;font-weight:600;text-transform:uppercase;letter-spacing:.5px}
/* main */
.main{flex:1;display:flex;flex-direction:column;min-width:0}
.topbar{height:64px;background:var(--card);border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 28px;position:sticky;top:0;z-index:5}
.crumb{font-weight:600;font-size:15px}
.top-right{display:flex;align-items:center;gap:14px}
.who{display:flex;align-items:center;gap:9px}
.who b{display:block;font-size:13px;line-height:1.1}.who small{color:var(--mut);font-size:11px;text-transform:capitalize}
.avatar{width:34px;height:34px;border-radius:50%;background:var(--pri-soft);color:var(--pri);display:grid;place-items:center;font-weight:700}
.content{padding:28px;flex:1}
.appfoot{padding:16px 28px;color:var(--mut);font-size:12px;border-top:1px solid var(--line)}
/* elements */
h1{font-size:22px;margin:0 0 4px}.page-sub{color:var(--mut);margin:0 0 22px}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:18px;margin-bottom:24px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.kpi{padding:20px}
.kpi .lbl{color:var(--mut);font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.4px}
.kpi .val{font-size:28px;font-weight:700;margin-top:6px}
.kpi .foot{color:var(--ok);font-size:12px;margin-top:6px;font-weight:600}
.panel{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}
.panel-head{padding:16px 20px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.panel-head h2{font-size:15px;margin:0}
table{width:100%;border-collapse:collapse}
th{text-align:left;padding:11px 20px;font-size:11px;text-transform:uppercase;letter-spacing:.4px;color:var(--mut);background:#fafbfe;border-bottom:1px solid var(--line)}
td{padding:13px 20px;border-bottom:1px solid var(--line)}
tr:last-child td{border-bottom:none}
tr:hover td{background:#fafbff}
.pill{display:inline-block;padding:3px 10px;border-radius:999px;font-size:11px;font-weight:600}
.pill.ok{background:#dcfce7;color:#166534}.pill.warn{background:#fef3c7;color:#92400e}.pill.mut{background:#f1f5f9;color:#475569}
.btn{display:inline-flex;align-items:center;gap:7px;border:1px solid var(--line);background:var(--card);color:var(--ink);padding:9px 15px;border-radius:9px;font-weight:600;font-size:13px;cursor:pointer;font-family:inherit}
.btn-pri{background:var(--pri);border-color:var(--pri);color:#fff}.btn-pri:hover{background:var(--pri-d)}
.btn-ghost{background:transparent}.btn-ghost:hover{background:#f1f5f9}
.btn-sm{padding:6px 12px;font-size:12px}
.search{display:flex;gap:8px}
.input{border:1px solid var(--line);border-radius:9px;padding:9px 13px;font-size:14px;font-family:inherit;width:260px;max-width:60vw;outline:none}
.input:focus{border-color:var(--pri);box-shadow:0 0 0 3px var(--pri-soft)}
.muted{color:var(--mut)}
.empty{padding:40px;text-align:center;color:var(--mut)}
/* login */
.login-wrap{min-height:100vh;display:grid;place-items:center;background:linear-gradient(135deg,#eef2ff,#faf5ff)}
.login-card{background:#fff;width:390px;max-width:92vw;border-radius:18px;box-shadow:0 10px 40px rgba(49,46,129,.15);padding:36px 34px}
.login-brand{display:flex;gap:11px;align-items:center;margin-bottom:22px}
.login-brand b{font-size:20px}.login-brand small{display:block;color:var(--mut);font-size:12px}
.login-card h1{font-size:20px;margin-bottom:4px}
.field{margin-bottom:14px}
.field label{display:block;font-size:12px;font-weight:600;color:var(--mut);margin-bottom:6px}
.field input{width:100%;border:1px solid var(--line);border-radius:10px;padding:12px 14px;font-size:14px;font-family:inherit;outline:none}
.field input:focus{border-color:var(--pri);box-shadow:0 0 0 3px var(--pri-soft)}
.alert{padding:11px 14px;border-radius:10px;font-size:13px;margin-bottom:16px}
.alert.err{background:#fee2e2;color:#991b1b}
.login-foot{text-align:center;color:var(--mut);font-size:12px;margin-top:18px}
@media(max-width:820px){.sidebar{display:none}.content{padding:18px}.topbar{padding:0 16px}}