:root {
  --bg: #eef3f8;
  --ink: #122033;
  --muted: #5d7088;
  --line: #d7e1ee;
  --card: #ffffff;
  --brand: #0a7c74;
  --brand-2: #065f5a;
  --accent: #f0a202;
  --ok: #0f7a3c;
  --warn: #9a6b00;
  --err: #b42318;
  --shadow: 0 10px 30px rgba(18, 32, 51, 0.08);
}
* { box-sizing: border-box; }
body {
  margin: 0;
  color: var(--ink);
  font-family: "Segoe UI", Tahoma, sans-serif;
  background:
    radial-gradient(1200px 500px at 10% -10%, #c8efe9 0%, transparent 55%),
    radial-gradient(900px 400px at 100% 0%, #ffe7b0 0%, transparent 50%),
    var(--bg);
}
a { color: var(--brand-2); text-decoration: none; }
.shell { display: grid; grid-template-columns: 250px 1fr; min-height: 100vh; }
.sidebar {
  background: linear-gradient(180deg, #0b4f4b, #083937);
  color: #e8fffb;
  padding: 22px 16px;
}
.brand { font-size: 20px; font-weight: 800; letter-spacing: .2px; }
.brand small { display: block; opacity: .75; font-weight: 500; font-size: 12px; margin-top: 4px; }
.nav { margin-top: 24px; display: grid; gap: 6px; }
.nav a {
  color: #dff9f4;
  padding: 10px 12px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 14px;
}
.nav a.active, .nav a:hover { background: rgba(255,255,255,.12); }
.main { padding: 22px; }
.top {
  display: flex; justify-content: space-between; align-items: center; gap: 12px;
  background: rgba(255,255,255,.7); border: 1px solid var(--line); border-radius: 16px;
  padding: 14px 16px; box-shadow: var(--shadow); backdrop-filter: blur(6px);
}
.top h1 { margin: 0; font-size: 22px; }
.top p { margin: 4px 0 0; color: var(--muted); font-size: 13px; }
.top-actions { display: flex; align-items: center; gap: 10px; }
.btn {
  display: inline-block; border: 0; border-radius: 10px; padding: 10px 14px;
  background: var(--brand); color: #fff; font-weight: 700; cursor: pointer;
  width: auto; margin-top: 0;
}
.btn:hover { background: var(--brand-2); }
.btn.secondary { background: #1f6feb; }
.btn.ghost { background: #fff; color: var(--brand-2); border: 1px solid var(--line); }
.btn.danger { background: var(--err); }
.btn.sm { padding: 7px 10px; font-size: 12px; }
.toolbar { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; align-items: center; }
.grid { display: grid; gap: 14px; margin-top: 16px; }
.kpis { grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); }
.cards-2 { grid-template-columns: 1fr 1fr; }
.cards-3 { grid-template-columns: 1.2fr 1fr 1fr; }
.card {
  background: var(--card); border: 1px solid var(--line); border-radius: 16px;
  padding: 16px; box-shadow: var(--shadow);
}
.card h3 { margin: 0 0 8px; font-size: 16px; }
.muted { color: var(--muted); font-size: 13px; }
.kpi-value { font-size: 28px; font-weight: 800; margin-top: 6px; }
.kpi-sub { font-size: 12px; color: var(--muted); margin-top: 4px; }
label { display: block; margin-top: 10px; font-size: 12px; font-weight: 700; color: #35506d; }
input, select, textarea {
  width: 100%; margin-top: 5px; padding: 11px 12px; border-radius: 10px;
  border: 1px solid #c8d6e6; background: #fff;
}
input:focus, select:focus, textarea:focus { outline: 2px solid #9adfd8; border-color: var(--brand); }
form.card button, .modal form button[type=submit] { width: 100%; margin-top: 12px; }
.table-wrap { overflow: auto; }
table { width: 100%; border-collapse: collapse; min-width: 680px; }
th, td { text-align: left; padding: 10px; border-bottom: 1px solid var(--line); font-size: 13px; }
th { color: #4d6480; text-transform: uppercase; font-size: 11px; letter-spacing: .04em; background: #f7fafc; }
tr.clickable { cursor: pointer; }
tr.clickable:hover { background: #f3faf8; }
.badge {
  display: inline-block; border-radius: 999px; padding: 4px 9px; font-size: 12px; font-weight: 700;
  background: #dceeff; color: #155ca8;
}
.badge.ok { background: #d9f7e5; color: var(--ok); }
.badge.warn { background: #fff1c9; color: var(--warn); }
.badge.err { background: #ffe1dd; color: var(--err); }
.alert { margin-top: 14px; padding: 12px 14px; border-radius: 12px; font-weight: 600; }
.alert.ok { background: #ddf8e8; color: #0d6a36; }
.alert.err { background: #ffe3de; color: #8f1d14; }
.auth-wrap { max-width: 460px; margin: 8vh auto; }
.hero-panel {
  border-radius: 18px; padding: 22px; color: #fff;
  background: linear-gradient(135deg, #0a7c74, #0f5ea8 60%, #f0a202);
  box-shadow: var(--shadow);
}
.hero-panel h2 { margin: 0 0 8px; }
.token {
  font-family: Consolas, monospace; letter-spacing: 1px; background: #f3f8ff;
  border: 1px dashed #9db7d8; border-radius: 8px; padding: 4px 8px;
}
.filters {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 10px;
  margin-top: 12px; padding: 12px; background: #f7fafc; border: 1px solid var(--line); border-radius: 12px;
}
.filter-item label { margin-top: 0; }
.filter-actions { display: flex; gap: 8px; align-items: end; }
.tabs { display: flex; gap: 8px; margin-top: 14px; flex-wrap: wrap; }
.tabs a, .tabs .tab {
  padding: 9px 14px; border-radius: 999px; border: 1px solid var(--line);
  background: #fff; font-weight: 700; font-size: 13px; color: var(--ink);
}
.tabs a.active, .tabs .tab.active { background: var(--brand); color: #fff; border-color: var(--brand); }
.bell-wrap { position: relative; }
.bell-btn {
  position: relative; width: 42px; height: 42px; border-radius: 12px; border: 1px solid var(--line);
  background: #fff; cursor: pointer; font-size: 18px;
}
.bell-count {
  position: absolute; top: -4px; right: -4px; min-width: 18px; height: 18px; border-radius: 999px;
  background: var(--err); color: #fff; font-size: 11px; font-weight: 800;
  display: inline-flex; align-items: center; justify-content: center; padding: 0 4px;
}
.bell-panel {
  display: none; position: absolute; right: 0; top: 48px; width: 360px; max-height: 420px; overflow: auto;
  background: #fff; border: 1px solid var(--line); border-radius: 14px; box-shadow: var(--shadow); z-index: 40;
}
.bell-panel.open { display: block; }
.bell-item { padding: 12px; border-bottom: 1px solid var(--line); }
.bell-item strong { display: block; font-size: 13px; }
.bell-item span { color: var(--muted); font-size: 12px; }
.modal-backdrop {
  display: none; position: fixed; inset: 0; background: rgba(18,32,51,.45); z-index: 50;
  align-items: center; justify-content: center; padding: 16px;
}
.modal-backdrop.open { display: flex; }
.modal {
  width: min(560px, 100%); max-height: 90vh; overflow: auto;
  background: #fff; border-radius: 16px; padding: 18px; box-shadow: var(--shadow);
}
.modal h3 { margin: 0 0 8px; }
.modal-actions { display: flex; gap: 8px; justify-content: flex-end; margin-top: 14px; }
.row-actions { display: flex; gap: 6px; flex-wrap: wrap; }
@media (max-width: 980px) {
  .shell { grid-template-columns: 1fr; }
  .sidebar { position: sticky; top: 0; z-index: 5; }
  .cards-2, .cards-3 { grid-template-columns: 1fr; }
  .nav { grid-template-columns: repeat(2, 1fr); }
  .bell-panel { width: min(92vw, 360px); }
}