:root {
  --bg: #0f1220;
  --bg-soft: #171a2b;
  --panel: #1c2036;
  --panel-2: #232847;
  --border: #2c3154;
  --text: #e6e9f5;
  --muted: #9aa1c0;
  --accent: #4f7cff;
  --accent-2: #7c5cff;
  --green: #2ecc71;
  --yellow: #f1c40f;
  --red: #e74c3c;
  --orange: #f39c12;
  --cyan: #00d2ff;
  --radius: 12px;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  height: 100%;
}

body {
  background: radial-gradient(1200px 600px at 80% -10%, #1b2144 0%, var(--bg) 55%);
  color: var(--text);
  font-family: "Segoe UI", system-ui, -apple-system, Roboto, sans-serif;
  font-size: 14px;
  line-height: 1.5;
}

#app {
  min-height: 100vh;
  display: flex;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

/* ---------------------------------------------------------------- layout */

.sidebar {
  width: 220px;
  flex: 0 0 220px;
  background: rgba(20, 23, 40, 0.85);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 18px 16px;
  border-bottom: 1px solid var(--border);
  font-weight: 700;
  font-size: 15px;
}

.brand .logo {
  width: 34px;
  height: 34px;
  border-radius: 9px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: grid;
  place-items: center;
  color: #fff;
  font-size: 17px;
}

.nav {
  padding: 12px 10px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex: 1;
}

.nav a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: 9px;
  color: var(--muted);
  font-weight: 500;
}

.nav a:hover {
  background: var(--panel);
  color: var(--text);
  text-decoration: none;
}

.nav a.active {
  background: linear-gradient(135deg, rgba(79, 124, 255, 0.22), rgba(124, 92, 255, 0.16));
  color: #fff;
}

.nav a .ico {
  width: 18px;
  text-align: center;
  opacity: 0.9;
}

.sidebar .foot {
  padding: 14px 16px;
  border-top: 1px solid var(--border);
  font-size: 12px;
  color: var(--muted);
}

.main {
  flex: 1;
  min-width: 0;
  padding: 22px 26px 50px;
  max-width: 1200px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 20px;
}

.topbar h1 {
  margin: 0;
  font-size: 22px;
  font-weight: 700;
}

.topbar .sub {
  color: var(--muted);
  font-size: 13px;
  margin-top: 2px;
}

.user-chip {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 8px 6px 6px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--panel);
}

.user-chip .avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: grid;
  place-items: center;
  font-weight: 700;
  font-size: 13px;
}

.user-chip .info {
  line-height: 1.2;
}

.user-chip .name {
  font-weight: 600;
  font-size: 13px;
}

.user-chip .role {
  font-size: 11px;
  color: var(--muted);
}

/* ----------------------------------------------------------------- cards */

.grid {
  display: grid;
  gap: 14px;
}

.grid.cols-2 {
  grid-template-columns: repeat(2, 1fr);
}

.grid.cols-3 {
  grid-template-columns: repeat(3, 1fr);
}

.grid.cols-4 {
  grid-template-columns: repeat(4, 1fr);
}

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow);
}

.card.pad-0 {
  padding: 0;
  overflow: hidden;
}

.card .card-head {
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.card .card-head h3 {
  margin: 0;
  font-size: 15px;
}

.card .card-body {
  padding: 16px 18px;
}

.card .card-body.less-pad {
  padding: 12px 18px;
}

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

.stat .label {
  color: var(--muted);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.stat .value {
  font-size: 28px;
  font-weight: 700;
  line-height: 1;
}

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

/* ----------------------------------------------------------------- table */

.table-wrap {
  overflow-x: auto;
}

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

th {
  text-align: left;
  color: var(--muted);
  font-weight: 600;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

td {
  padding: 10px 14px;
  border-bottom: 1px solid rgba(44, 49, 84, 0.55);
  vertical-align: middle;
}

tr:last-child td {
  border-bottom: none;
}

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

.mono {
  font-family: "Consolas", "Menlo", monospace;
  font-size: 12px;
}

/* ----------------------------------------------------------------- badge */

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 9px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  white-space: nowrap;
}

.badge .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: currentColor;
}

.badge.green { background: rgba(46, 204, 113, 0.14); color: var(--green); }
.badge.yellow { background: rgba(241, 196, 15, 0.14); color: var(--yellow); }
.badge.red { background: rgba(231, 76, 60, 0.14); color: var(--red); }
.badge.orange { background: rgba(243, 156, 18, 0.14); color: var(--orange); }
.badge.cyan { background: rgba(0, 210, 255, 0.12); color: var(--cyan); }
.badge.gray { background: rgba(154, 161, 192, 0.12); color: var(--muted); }
.badge.accent { background: rgba(79, 124, 255, 0.14); color: var(--accent); }

/* ------------------------------------------------------------- buttons */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  padding: 8px 14px;
  border-radius: 9px;
  border: 1px solid var(--border);
  background: var(--panel-2);
  color: var(--text);
  font-weight: 600;
  font-size: 13px;
  cursor: pointer;
  transition: filter 0.15s, transform 0.05s;
}

.btn:hover { filter: brightness(1.12); }
.btn:active { transform: scale(0.98); }

.btn.primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border-color: transparent;
  color: #fff;
}

.btn.danger { color: var(--red); border-color: rgba(231, 76, 60, 0.4); }
.btn.ghost { background: transparent; }
.btn.sm { padding: 5px 9px; font-size: 12px; border-radius: 7px; }
.btn:disabled { opacity: 0.55; cursor: not-allowed; }

.btn-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
}

/* ----------------------------------------------------------------- form */

.field {
  display: flex;
  flex-direction: column;
  gap: 5px;
  margin-bottom: 12px;
}

.field label {
  font-size: 12px;
  font-weight: 600;
  color: var(--muted);
}

.field .req {
  color: var(--red);
}

input[type="text"],
input[type="number"],
input[type="password"],
input[type="url"],
input[type="tel"],
select,
textarea {
  width: 100%;
  padding: 9px 12px;
  border-radius: 9px;
  border: 1px solid var(--border);
  background: var(--bg-soft);
  color: var(--text);
  font-size: 13px;
  font-family: inherit;
}

input:focus,
select:focus,
textarea:focus {
  outline: 2px solid rgba(79, 124, 255, 0.5);
  border-color: var(--accent);
}

textarea {
  min-height: 90px;
  resize: vertical;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.form-row .span2 { grid-column: span 2; }

.form-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.form-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.filter-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1fr auto;
  gap: 10px;
  align-items: end;
  margin-bottom: 14px;
}

@media (max-width: 900px) {
  .filter-grid { grid-template-columns: 1fr 1fr; }
}

.snippet {
  max-width: 320px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.warn-text { color: var(--red); }

.checkbox {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
}

.checkbox input {
  width: 16px;
  height: 16px;
}

.muted { color: var(--muted); }
.small { font-size: 12px; }
.strong { font-weight: 700; }

/* ------------------------------------------------------------------ code */

pre.box {
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: 9px;
  padding: 12px;
  overflow-x: auto;
  font-size: 12px;
  max-height: 420px;
  margin: 0;
}

code {
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 1px 5px;
  font-size: 12px;
}

/* ----------------------------------------------------------------- toast */

#toast-root {
  position: fixed;
  top: 16px;
  right: 16px;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-width: 360px;
}

.toast {
  padding: 11px 15px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--panel-2);
  color: var(--text);
  box-shadow: var(--shadow);
  animation: slidein 0.18s ease;
  font-size: 13px;
}

.toast.success { border-color: rgba(46, 204, 113, 0.5); }
.toast.error { border-color: rgba(231, 76, 60, 0.55); }
.toast.warn { border-color: rgba(241, 196, 15, 0.5); }

@keyframes slidein {
  from { transform: translateX(20px); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* ----------------------------------------------------------------- modal */

#modal-root {
  position: fixed;
  inset: 0;
  z-index: 1500;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  pointer-events: none;
}

#modal-root.open {
  pointer-events: auto;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(5, 7, 16, 0.72);
  backdrop-filter: blur(2px);
}

.modal {
  position: relative;
  width: 100%;
  max-width: 560px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: var(--shadow);
  animation: pop 0.18s ease;
  max-height: 88vh;
  display: flex;
  flex-direction: column;
}

.modal.wide { max-width: 760px; }

.modal-head {
  padding: 15px 18px;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
}

.modal-head h3 { margin: 0; font-size: 16px; }

.modal-body {
  padding: 16px 18px;
  overflow-y: auto;
}

.modal-foot {
  padding: 13px 18px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

@keyframes pop {
  from { transform: scale(0.97); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

/* ------------------------------------------------------------------ login */

.login-wrap {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 20px;
}

.login-card {
  width: 100%;
  max-width: 380px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 30px 28px;
  box-shadow: var(--shadow);
}

.login-card .logo-lg {
  width: 54px;
  height: 54px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: grid;
  place-items: center;
  color: #fff;
  font-size: 26px;
  font-weight: 800;
  margin-bottom: 14px;
}

.login-card h2 { margin: 0 0 4px; font-size: 20px; }
.login-card .sub { color: var(--muted); margin-bottom: 20px; font-size: 13px; }

/* ------------------------------------------------------------ misc */

.hint-box {
  background: rgba(79, 124, 255, 0.08);
  border: 1px solid rgba(79, 124, 255, 0.3);
  border-radius: 10px;
  padding: 10px 14px;
  font-size: 13px;
  color: var(--text);
}

.warn-box {
  background: rgba(241, 196, 15, 0.08);
  border: 1px solid rgba(241, 196, 15, 0.3);
  border-radius: 10px;
  padding: 10px 14px;
  font-size: 13px;
}

.empty {
  text-align: center;
  color: var(--muted);
  padding: 30px 10px;
}

.spinner {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  animation: spin 0.8s linear infinite;
  display: inline-block;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.quota-bar {
  height: 8px;
  border-radius: 99px;
  background: var(--bg-soft);
  overflow: hidden;
  border: 1px solid var(--border);
}

.quota-bar > div {
  height: 100%;
  border-radius: 99px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  transition: width 0.3s;
}

.quota-bar.warn > div { background: linear-gradient(90deg, var(--orange), #e67e22); }
.quota-bar.full > div { background: linear-gradient(90deg, var(--red), #c0392b); }

.chart {
  display: flex;
  align-items: flex-end;
  gap: 6px;
  height: 150px;
  padding-top: 8px;
}

.chart .bar {
  flex: 1;
  min-width: 6px;
  border-radius: 5px 5px 2px 2px;
  background: linear-gradient(180deg, var(--accent), var(--accent-2));
  min-height: 2px;
  position: relative;
}

.chart .bar:hover { filter: brightness(1.2); }

.chart-labels {
  display: flex;
  gap: 6px;
  font-size: 10px;
  color: var(--muted);
  margin-top: 6px;
}

.chart-labels span { flex: 1; text-align: center; overflow: hidden; white-space: nowrap; }

.qr-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  padding: 10px 0;
}

.qr-box img {
  width: 230px;
  height: 230px;
  border-radius: 12px;
  background: #fff;
  padding: 10px;
  image-rendering: pixelated;
}

.pairing-code {
  font-size: 30px;
  font-weight: 800;
  letter-spacing: 3px;
  font-family: "Consolas", monospace;
  color: var(--cyan);
}

.pill-input { font-variant-ligatures: none; }

.tabs {
  display: flex;
  gap: 6px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.tabs button {
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--muted);
  padding: 9px 14px;
  font-weight: 600;
  font-size: 13px;
  cursor: pointer;
}

.tabs button.active {
  color: #fff;
  border-bottom-color: var(--accent);
}

.result-line { display: flex; gap: 8px; align-items: center; padding: 5px 0; font-size: 13px; }

.kv { display: grid; grid-template-columns: 160px 1fr; gap: 8px 14px; font-size: 13px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; word-break: break-all; }

@media (max-width: 900px) {
  .sidebar { display: none; }
  .grid.cols-3, .grid.cols-4 { grid-template-columns: repeat(2, 1fr); }
  .form-row, .form-grid-2, .form-grid-3 { grid-template-columns: 1fr; }
  .main { padding: 16px 14px 40px; }
}