:root {
  --bg: #0f1419;
  --surface: #1a2332;
  --border: #2d3a4f;
  --text: #e7ecf3;
  --muted: #8b9cb3;
  --accent: #3d8bfd;
  --accent-hover: #5ca0ff;
  --success: #3dd68c;
  --danger: #f07178;
  --radius: 10px;
  --font: "Segoe UI", system-ui, -apple-system, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  min-height: 100vh;
}

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

a:hover {
  color: var(--accent-hover);
}

.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 1.5rem;
}

header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}

.header-left {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

header h1 {
  margin: 0;
  font-size: 1.4rem;
  font-weight: 600;
}

header h1 a {
  color: var(--text);
}

.main-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1rem;
}

.main-nav a {
  color: var(--muted);
  font-size: 0.95rem;
  font-weight: 500;
}

.main-nav a:hover,
.main-nav a.active {
  color: var(--accent);
}

.nav-buttons {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

.nav-btn {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  min-height: 120px;
  padding: 1.5rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  transition: border-color 0.15s, transform 0.15s;
}

.nav-btn:hover {
  color: var(--text);
  border-color: var(--accent);
  transform: translateY(-1px);
}

.nav-btn-title {
  font-size: 1.25rem;
  font-weight: 700;
}

.nav-btn-desc {
  color: var(--muted);
  font-size: 0.9rem;
}

.panel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border);
}

.panel-header h2,
.panel h2 {
  margin: 0;
  padding: 1rem 1.25rem;
  font-size: 1rem;
  border-bottom: 1px solid var(--border);
}

.panel-header h2 {
  padding: 0;
  border-bottom: none;
}

.triple-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1rem;
}

.cascade-stack {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.cascade-panel {
  display: flex;
  flex-direction: column;
  min-height: 220px;
}

.cascade-scroll {
  overflow: auto;
  max-height: 42vh;
  min-height: 160px;
}

.panel-footer {
  padding: 0.65rem 1.25rem;
  border-top: 1px solid var(--border);
}

.api-docs-panel {
  display: flex;
  flex-direction: column;
  min-height: 70vh;
}

.api-docs-frame {
  flex: 1;
  width: 100%;
  min-height: 65vh;
  border: 0;
  background: #fff;
}

.combo-field {
  grid-column: 1 / -1;
}

.combo-select {
  width: 100%;
  min-height: 180px;
  padding: 0.5rem;
  margin-bottom: 1rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg);
  color: var(--text);
  font-size: 0.95rem;
}

.combo-select:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

.table-scroll {
  overflow: auto;
  max-height: 70vh;
}

.inactive td {
  color: var(--muted);
  opacity: 0.65;
}

.read-only-note {
  margin-top: 1rem;
}

.muted {
  color: var(--muted);
}

.small {
  font-size: 0.85rem;
}

.mono {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.toolbar {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.inline-label {
  display: inline;
  margin: 0;
  color: var(--muted);
  font-size: 0.85rem;
}

.toolbar input[type="search"] {
  width: min(280px, 100%);
  margin: 0;
}

.btn.secondary {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
}

.btn.secondary:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(61, 139, 253, 0.08);
}

.btn.danger {
  background: var(--danger);
}

.btn.danger:hover {
  background: #ff8a90;
}

.selectable {
  cursor: pointer;
}

tr.selected td {
  background: rgba(61, 139, 253, 0.12);
}

.user-form-panel {
  margin-top: 1.5rem;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0 1rem;
  padding: 1.25rem;
}

.checkbox-row {
  display: flex;
  align-items: end;
  padding-bottom: 1rem;
}

.checkbox-row label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0;
  color: var(--text);
}

.checkbox-row input {
  width: auto;
  margin: 0;
}

.form-actions {
  display: flex;
  gap: 0.75rem;
  padding: 0 1.25rem 1.25rem;
}

.flash.success {
  background: rgba(61, 214, 140, 0.12);
  color: var(--success);
  border-color: rgba(61, 214, 140, 0.35);
}

.log-panel .panel-header {
  border-bottom: 1px solid var(--border);
}

.log-stream {
  max-height: 75vh;
  overflow: auto;
  padding: 0.75rem 1rem 1rem;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.85rem;
}

.log-entry {
  display: grid;
  grid-template-columns: 170px 80px 90px 1fr;
  gap: 0.75rem;
  padding: 0.45rem 0;
  border-bottom: 1px solid rgba(45, 58, 79, 0.6);
}

.log-time {
  color: var(--muted);
}

.log-source {
  color: var(--accent);
}

.log-msg {
  color: var(--muted);
}

.log-body {
  word-break: break-word;
}


.user-meta {
  color: var(--muted);
  font-size: 0.9rem;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
}

.card .label {
  color: var(--muted);
  font-size: 0.85rem;
  margin-bottom: 0.35rem;
}

.card .value {
  font-size: 1.8rem;
  font-weight: 700;
}

.panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.panel h2 {
  margin: 0;
  padding: 1rem 1.25rem;
  font-size: 1rem;
  border-bottom: 1px solid var(--border);
}

table {
  width: 100%;
  border-collapse: collapse;
}

th,
td {
  padding: 0.75rem 1.25rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

th {
  color: var(--muted);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: 600;
}

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

tr:hover td {
  background: rgba(61, 139, 253, 0.06);
}

.badge {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  font-size: 0.75rem;
  background: rgba(61, 139, 253, 0.15);
  color: var(--accent);
}

.login-wrap {
  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: var(--radius);
  padding: 2rem;
}

.login-card h1 {
  margin: 0 0 0.25rem;
  font-size: 1.35rem;
}

.login-card p {
  margin: 0 0 1.5rem;
  color: var(--muted);
  font-size: 0.9rem;
}

label {
  display: block;
  margin-bottom: 0.35rem;
  font-size: 0.85rem;
  color: var(--muted);
}

input {
  width: 100%;
  padding: 0.65rem 0.75rem;
  margin-bottom: 1rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg);
  color: var(--text);
  font-size: 1rem;
}

input:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

button,
.btn {
  display: inline-block;
  padding: 0.65rem 1rem;
  border: none;
  border-radius: 6px;
  background: var(--accent);
  color: #fff;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
}

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

.flash {
  padding: 0.75rem 1rem;
  border-radius: 6px;
  margin-bottom: 1rem;
  background: rgba(240, 113, 120, 0.15);
  color: var(--danger);
  border: 1px solid rgba(240, 113, 120, 0.35);
}

.empty {
  padding: 2rem;
  text-align: center;
  color: var(--muted);
}

@media (max-width: 900px) {
  .log-entry {
    grid-template-columns: 1fr;
    gap: 0.25rem;
  }
}

@media (max-width: 640px) {
  th:nth-child(4),
  td:nth-child(4) {
    display: none;
  }
}