:root {
  --bg-deep: #060d1a;
  --bg-panel: #0d1a30;
  --bg-card: #122340;
  --bg-input: #081224;
  --border: rgba(116, 200, 255, 0.22);
  --border-bright: rgba(79, 225, 234, 0.55);
  --teal: #4fe1ea;
  --teal-ink: #04222a;
  --gold: #f2c76b;
  --emerald: #4cd98c;
  --danger: #f87171;
  --warning: #fbbf24;
  --cream: #f7f3e8;
  --muted: #8aa0be;
  --radius: 14px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Inter, sans-serif;
  background: radial-gradient(circle at 20% 0%, #102648 0%, var(--bg-deep) 60%);
  color: var(--cream);
  min-height: 100vh;
  display: flex;
}

/* Sidebar */
.sidebar {
  width: 260px;
  background: rgba(9, 19, 36, 0.96);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  padding: 22px 16px;
  position: sticky;
  top: 0;
  height: 100vh;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 6px 10px 22px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 18px;
}

.brand-tiles {
  display: flex;
  gap: 3px;
}

.brand-tile {
  width: 24px;
  height: 26px;
  border-radius: 6px;
  font-weight: 900;
  font-size: 13px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #1b2422;
  background: #efe4cc;
  box-shadow: 0 2px 0 #9c8659;
}

.brand-tile.gold {
  background: #f2c76b;
  box-shadow: 0 2px 0 #9c670c;
}

.brand-tile.teal {
  background: #4fe1ea;
  box-shadow: 0 2px 0 #0b6f7b;
}

.brand-meta {
  font-size: 11px;
  letter-spacing: 1.5px;
  color: var(--gold);
  font-weight: 800;
  text-transform: uppercase;
}

.nav-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
}

.nav-btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 11px 14px;
  border-radius: 10px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--muted);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  text-align: left;
  transition: all 0.15s ease;
}

.nav-btn:hover {
  color: var(--cream);
  background: rgba(255, 255, 255, 0.04);
}

.nav-btn.active {
  color: var(--teal);
  background: rgba(79, 225, 234, 0.12);
  border-color: rgba(79, 225, 234, 0.35);
}

.nav-badge {
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 99px;
  background: rgba(248, 113, 113, 0.2);
  color: var(--danger);
  font-weight: 800;
}

.conn-box {
  padding: 12px;
  border-radius: 12px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  font-size: 12px;
}

.conn-status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  margin-bottom: 8px;
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--gold);
}

.dot.online {
  background: var(--emerald);
  box-shadow: 0 0 8px var(--emerald);
}

/* Main Content */
.main {
  flex: 1;
  padding: 28px 34px;
  max-width: 1400px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}

.page-title {
  font-size: 26px;
  font-weight: 800;
  letter-spacing: 0.4px;
}

.page-sub {
  color: var(--muted);
  font-size: 13px;
  margin-top: 4px;
}

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.kpi-card {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 20px;
}

.kpi-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1.4px;
  color: var(--muted);
  font-weight: 700;
}

.kpi-val {
  font-size: 30px;
  font-weight: 900;
  margin-top: 6px;
  color: var(--cream);
}

.kpi-sub {
  font-size: 12px;
  color: var(--teal);
  margin-top: 4px;
}

/* Panels & Tables */
.panel {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 22px;
}

.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.toolbar {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}

input,
select,
textarea {
  background: var(--bg-input);
  border: 1px solid var(--border);
  color: var(--cream);
  padding: 9px 12px;
  border-radius: 9px;
  font-size: 13px;
  outline: none;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--teal);
}

.btn {
  padding: 9px 15px;
  border-radius: 99px;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--cream);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.5px;
  cursor: pointer;
  transition: all 0.14s ease;
}

.btn:hover {
  border-color: var(--teal);
}

.btn-primary {
  background: var(--teal);
  color: var(--teal-ink);
  border-color: #b4fafe;
}

.btn-gold {
  background: rgba(242, 199, 107, 0.18);
  color: var(--gold);
  border-color: rgba(242, 199, 107, 0.55);
}

.btn-danger {
  background: rgba(248, 113, 113, 0.15);
  color: var(--danger);
  border-color: rgba(248, 113, 113, 0.45);
}

.btn-sm {
  padding: 5px 10px;
  font-size: 11px;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

th {
  text-align: left;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  color: var(--muted);
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
}

td {
  padding: 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  vertical-align: middle;
}

tr:hover td {
  background: rgba(255, 255, 255, 0.02);
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 9px;
  border-radius: 99px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.6px;
}

.pill-teal {
  background: rgba(79, 225, 234, 0.15);
  color: var(--teal);
  border: 1px solid rgba(79, 225, 234, 0.4);
}

.pill-gold {
  background: rgba(242, 199, 107, 0.16);
  color: var(--gold);
  border: 1px solid rgba(242, 199, 107, 0.45);
}

.pill-emerald {
  background: rgba(76, 217, 140, 0.15);
  color: var(--emerald);
  border: 1px solid rgba(76, 217, 140, 0.4);
}

.pill-danger {
  background: rgba(248, 113, 113, 0.16);
  color: var(--danger);
  border: 1px solid rgba(248, 113, 113, 0.45);
}

.pill-warning {
  background: rgba(251, 191, 36, 0.16);
  color: var(--warning);
  border: 1px solid rgba(251, 191, 36, 0.45);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.field label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--muted);
  font-weight: 700;
}

/* Modal */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(3, 8, 18, 0.78);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 20px;
}

.modal-backdrop.open {
  display: flex;
}

.modal {
  background: var(--bg-panel);
  border: 1px solid var(--border-bright);
  border-radius: 18px;
  width: 100%;
  max-width: 580px;
  padding: 24px;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.75);
}

.replay-box {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px;
  font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
  font-size: 12px;
  max-height: 220px;
  overflow-y: auto;
  color: var(--teal);
  margin-top: 10px;
}

.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--bg-card);
  border: 1px solid var(--teal);
  color: var(--cream);
  padding: 12px 18px;
  border-radius: 12px;
  font-size: 13px;
  font-weight: 600;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.55);
  display: none;
  z-index: 200;
}