:root {
  --bg: #101418;
  --bg-card: #1a2026;
  --bg-input: #232b33;
  --border: #2e3a44;
  --text: #e6edf3;
  --muted: #8b98a5;
  --accent: #2f81f7;
  --accent-hover: #4a93ff;
  --green: #3fb950;
  --red: #f85149;
  --yellow: #d29922;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Segoe UI", system-ui, sans-serif;
  font-size: 14px;
}

.hidden { display: none !important; }

.muted { color: var(--muted); }
.small { font-size: 12px; }

/* login */
.center {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 28px;
  width: 340px;
}

.card h1 { margin: 0 0 4px; font-size: 20px; }
.card p { margin: 0 0 18px; }

label {
  display: block;
  margin-bottom: 12px;
  font-size: 13px;
  color: var(--muted);
}

input, select {
  width: 100%;
  margin-top: 5px;
  padding: 8px 10px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  font-size: 14px;
}

input:focus, select:focus {
  outline: none;
  border-color: var(--accent);
}

button {
  padding: 8px 14px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg-input);
  color: var(--text);
  cursor: pointer;
  font-size: 13px;
}

button:hover { border-color: var(--accent); }

button.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
button.primary:hover { background: var(--accent-hover); }

button.ghost { background: transparent; }
button.ghost.danger { color: var(--red); }
button.ghost.danger:hover { border-color: var(--red); }

button.tiny { padding: 3px 7px; font-size: 12px; }

button.danger { background: var(--red); border-color: var(--red); color: #fff; }
button.danger:hover { background: #ff6b64; }

button.danger:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  border-color: var(--border);
}
button.danger:disabled:hover { background: var(--red); border-color: var(--border); }

.error { color: var(--red); font-size: 13px; margin: 8px 0; }

/* layout */
header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-card);
}

header h1 { margin: 0; font-size: 18px; }

.header-right { display: flex; align-items: center; gap: 12px; }

main { max-width: 1100px; margin: 0 auto; padding: 20px 24px 60px; }

section { margin-bottom: 34px; }

h2 { font-size: 16px; margin: 0 0 14px; }

.toolbar { margin-bottom: 12px; }

/* table */
.table {
  width: 100%;
  border-collapse: collapse;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
}

.table th, .table td {
  padding: 10px 12px;
  text-align: left;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

.table th {
  background: var(--bg-input);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted);
}

.table tbody tr:last-child td { border-bottom: none; }
.table tbody tr:hover { background: rgba(47, 129, 247, 0.05); }

.key-cell { display: flex; align-items: center; gap: 6px; }

.key {
  font-family: Consolas, monospace;
  font-size: 12px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 4px 8px;
  max-width: 210px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.link-row { display: flex; align-items: center; gap: 6px; }

.url-select { width: auto; min-width: 180px; margin: 0; padding: 5px 8px; font-size: 12px; }

.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
}

.badge.online { background: rgba(63, 185, 80, 0.15); color: var(--green); }
.badge.offline { background: rgba(139, 152, 165, 0.15); color: var(--muted); }

/* stats cards */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 14px;
}

.stats-card {
  width: 100%;
  padding: 14px 16px;
}

.stats-name { font-weight: 700; font-size: 15px; margin-bottom: 10px; }

.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px 14px;
}

.stats-grid b { display: block; font-size: 14px; margin-top: 2px; }

.stats-warn {
  margin-top: 8px;
  padding: 6px 10px;
  border: 1px solid var(--yellow);
  border-radius: 6px;
  color: var(--yellow);
  font-size: 12px;
}

.stats-card details { margin-top: 10px; }
.stats-card summary { cursor: pointer; color: var(--muted); font-size: 12px; }

.stats-card pre {
  max-height: 200px;
  overflow: auto;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 8px;
  font-size: 11px;
}

/* modal */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
}

.modal {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 24px;
  width: 420px;
  max-width: 92vw;
  max-height: 90vh;
  overflow-y: auto;
}

.modal-wide { width: 640px; }

.table-scroll {
  overflow-x: auto;
  max-width: 100%;
}

.table-scroll .table { min-width: 640px; }

.rights-account {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px;
  margin-bottom: 16px;
}

.rights-sub {
  font-size: 13px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin: 0 0 4px;
}

.perm-row {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
}

.perm-row:last-of-type { border-bottom: none; }

.perm-name { flex: 1; font-weight: 600; }

label.check {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 500;
  margin: 0;
}

label.check input { margin: 0; }

.modal h2 { margin: 0 0 16px; }

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 18px;
}

/* toast */
.toast {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-card);
  border: 1px solid var(--green);
  color: var(--text);
  padding: 10px 18px;
  border-radius: 8px;
  z-index: 200;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
}

.toast.error { border-color: var(--red); }