:root {
  --bg: #0b0f19;
  --surface: #131a2b;
  --border: #243047;
  --text: #e2e8f0;
  --muted: #94a3b8;
  --accent: #11c4d4;
  --danger: #f87171;
  --font: "Segoe UI", system-ui, sans-serif;
}

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

body { font-family: var(--font); background: var(--bg); color: var(--text); min-height: 100vh; }

.hidden { display: none !important; }

.login-view {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.login-card {
  width: 100%;
  max-width: 380px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 2rem;
  display: grid;
  gap: 1rem;
}

.login-card h1 { font-size: 1.4rem; }
.login-card p { color: var(--muted); font-size: 0.9rem; margin-bottom: 0.5rem; }

label { display: grid; gap: 0.35rem; font-size: 0.85rem; color: var(--muted); }

input, textarea {
  background: #0a1020;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.6rem 0.75rem;
  color: var(--text);
  font: inherit;
}

textarea { resize: vertical; font-family: ui-monospace, monospace; font-size: 0.8rem; }

.btn {
  border: none;
  border-radius: 8px;
  padding: 0.65rem 1rem;
  cursor: pointer;
  font: inherit;
}

.btn.primary { background: var(--accent); color: #042f2e; font-weight: 600; }
.btn.ghost { background: transparent; border: 1px solid var(--border); color: var(--muted); }
.btn.danger { background: rgba(248, 113, 113, 0.15); color: var(--danger); border: 1px solid rgba(248, 113, 113, 0.3); }
.btn.small { padding: 0.3rem 0.6rem; font-size: 0.75rem; }

.error { color: var(--danger); font-size: 0.85rem; }
.login-hint { color: var(--muted); font-size: 0.78rem; margin: -0.25rem 0 0.5rem; }

.dashboard { display: flex; min-height: 100vh; }

.sidebar {
  width: 220px;
  background: var(--surface);
  border-right: 1px solid var(--border);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.sidebar h2 { font-size: 1rem; color: var(--accent); }

.sidebar nav { display: grid; gap: 0.35rem; flex: 1; }

.nav {
  text-align: left;
  background: transparent;
  border: none;
  color: var(--muted);
  padding: 0.55rem 0.75rem;
  border-radius: 8px;
  cursor: pointer;
}

.nav.active, .nav:hover { background: rgba(17, 196, 212, 0.1); color: var(--text); }

.main { flex: 1; padding: 1.5rem; overflow-x: auto; }

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.25rem;
}

.topbar a { color: var(--muted); font-size: 0.85rem; text-decoration: none; }
.topbar a:hover { color: var(--accent); }

.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 1rem;
}

.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1rem;
}

.stat-card .label { color: var(--muted); font-size: 0.8rem; }
.stat-card .value { font-size: 1.6rem; font-weight: 700; margin-top: 0.25rem; }

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.82rem;
}

th, td {
  text-align: left;
  padding: 0.6rem 0.75rem;
  border-bottom: 1px solid var(--border);
}

th { color: var(--muted); font-weight: 500; }

td code { font-family: ui-monospace, monospace; font-size: 0.75rem; }

.settings-form {
  display: grid;
  gap: 1rem;
  max-width: 560px;
  margin-bottom: 1rem;
}

.badge-ok { color: #4ade80; }
.badge-revoked { color: var(--danger); }
.badge-delegate {
  font-size: 0.7rem;
  color: #fbbf24;
  margin-left: 0.25rem;
}
.walletops-highlight {
  color: #4ade80;
  border-left: 3px solid #4ade80;
  padding-left: 0.75rem;
}

.transfer-mode-banner {
  padding: 0.5rem 0.85rem;
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.transfer-mode-banner.onchain {
  background: rgba(59, 130, 246, 0.15);
  border: 1px solid rgba(59, 130, 246, 0.4);
  color: #93c5fd;
}

.transfer-mode-banner.simulated {
  background: rgba(245, 158, 11, 0.12);
  border: 1px solid rgba(245, 158, 11, 0.35);
  color: #fbbf24;
}

.hot-wallet-box {
  margin-bottom: 1rem;
  padding: 0.85rem 1rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: rgba(0, 0, 0, 0.2);
}

.hot-wallet-title {
  font-size: 0.95rem;
  margin-bottom: 0.35rem;
}

.hot-wallet-hint,
.hot-wallet-sync-hint {
  font-size: 0.78rem;
  color: var(--muted);
  margin-bottom: 0.65rem;
}

.hot-wallet-sync-hint {
  color: #4ade80;
}

.hot-wallet-form {
  display: grid;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

.hot-wallet-chain {
  display: grid;
  gap: 0.5rem;
  padding: 0.65rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: rgba(0, 0, 0, 0.15);
}

.hot-wallet-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.label-hint {
  font-size: 0.75rem;
  color: var(--muted);
  font-weight: normal;
}

.hot-wallet-box code {
  font-size: 0.75rem;
  word-break: break-all;
}

.receive-address-panel {
  margin-bottom: 1rem;
  padding: 0.75rem;
  border: 1px dashed var(--border);
  border-radius: 8px;
}

.receive-address-title {
  font-size: 0.88rem;
  margin-bottom: 0.5rem;
  color: var(--muted);
}

.receive-address-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.balance-actions {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.35rem;
}

.balance-auto-hint {
  font-size: 0.75rem;
  color: #4ade80;
}
.manual-metamask {
  margin-top: 1rem;
  font-size: 0.85rem;
  color: var(--muted);
}
.manual-metamask summary { cursor: pointer; margin-bottom: 0.5rem; }

.sessions-layout {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 1.25rem;
  align-items: start;
}

@media (max-width: 960px) {
  .sessions-layout { grid-template-columns: 1fr; }
}

.session-detail {
  padding: 1rem 1.25rem;
  border-radius: 10px;
  border: 1px solid rgba(34, 197, 94, 0.35);
  background: rgba(34, 197, 94, 0.06);
}

.session-detail h3 {
  font-size: 1rem;
  margin-bottom: 0.75rem;
  color: #4ade80;
}

.session-detail h4 {
  font-size: 0.9rem;
  margin: 0.5rem 0;
}

.session-note {
  margin-top: 0.75rem;
  font-size: 0.8rem;
  color: var(--muted);
}

.session-detail .info-row {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
  font-size: 0.82rem;
  margin-bottom: 0.45rem;
}

.session-detail .info-row span { color: var(--muted); flex-shrink: 0; }

.session-detail code {
  font-size: 0.72rem;
  word-break: break-all;
  text-align: right;
}

.session-row { cursor: pointer; }
.session-row.selected { background: rgba(17, 196, 212, 0.08); }

.delegate-bind-form label {
  display: block;
  font-size: 0.82rem;
  margin-bottom: 0.5rem;
}

.delegate-bind-form input {
  width: 100%;
  margin-top: 0.35rem;
  padding: 0.5rem;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  font-family: monospace;
  font-size: 0.78rem;
}

.walletops-desc { color: var(--muted); font-size: 0.88rem; margin-bottom: 1rem; }
.walletops-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 0.85rem; margin-bottom: 1rem; }
.walletops-grid label { display: grid; gap: 0.35rem; font-size: 0.85rem; color: var(--muted); }
.walletops-grid select, .walletops-grid input { background: #0a1020; border: 1px solid var(--border); border-radius: 8px; padding: 0.55rem 0.7rem; color: var(--text); font: inherit; }

.balance-box { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 1rem; background: rgba(0,0,0,0.25); border: 1px solid var(--border); border-radius: 10px; margin-bottom: 1rem; }
.balance-main { display: flex; align-items: baseline; gap: 0.5rem; flex-wrap: wrap; }
.balance-label { color: var(--muted); font-size: 0.85rem; width: 100%; }
.balance-value { font-size: 1.6rem; font-weight: 700; color: var(--accent); }
.balance-symbol { color: var(--muted); }

.divider { border: none; border-top: 1px solid var(--border); margin: 1.25rem 0; }
.transfer-form { display: grid; gap: 0.85rem; max-width: 520px; }
.transfer-form label { display: grid; gap: 0.35rem; font-size: 0.85rem; color: var(--muted); }
.transfer-form input { background: #0a1020; border: 1px solid var(--border); border-radius: 8px; padding: 0.55rem 0.7rem; color: var(--text); font: inherit; }
.transfer-actions { display: flex; gap: 0.75rem; flex-wrap: wrap; }
.admin-wallet-addr { font-size: 0.78rem; color: var(--muted); margin-left: 0.75rem; word-break: break-all; }
.ops-msg { font-size: 0.85rem; margin-top: 0.75rem; min-height: 1.2em; }

.imtoken-toolbar { display: flex; align-items: center; gap: 0.75rem; flex-wrap: wrap; margin-bottom: 1rem; }
.imtoken-subtitle { font-size: 0.95rem; margin: 1.25rem 0 0.5rem; color: var(--muted); }
.imtoken-table { margin-bottom: 1rem; }

@media (max-width: 768px) {
  .dashboard { flex-direction: column; }
  .sidebar { width: 100%; border-right: none; border-bottom: 1px solid var(--border); }
}