:root {
  --bg-primary: #0a0a0f;
  --bg-panel: #12121a;
  --bg-input: #0e0e16;
  --border: #1e1e2e;
  --border-hover: #2e2e4e;
  --text-bright: #e0e0f0;
  --text-dim: #8888aa;
  --text-muted: #555570;
  --accent-green: #00ff88;
  --accent-amber: #ffaa00;
  --accent-red: #ff4444;
  --accent-blue: #4488ff;
  --font-mono: "JetBrains Mono", "Fira Code", "Cascadia Code", "SF Mono", "Consolas", monospace;
  --sidebar-width: 200px;
  --topbar-height: 44px;
}

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

html, body {
  height: 100%;
  background: var(--bg-primary);
  color: var(--text-bright);
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

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

.hidden { display: none !important; }

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--border); }

/* ── Layout ── */
#app { height: 100%; }

#login-view {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  padding: 16px;
}

#main-view {
  display: flex;
  height: 100%;
}

/* ── Sidebar ── */
#sidebar {
  position: fixed;
  top: 0;
  left: -100%;
  width: 100%;
  max-width: 280px;
  height: 100%;
  background: var(--bg-panel);
  border-right: 1px solid var(--border);
  z-index: 100;
  display: flex;
  flex-direction: column;
  transition: left 0.2s ease;
}

#sidebar.open { left: 0; }

.sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
}

.logo {
  color: var(--accent-green);
  font-size: 15px;
  font-weight: bold;
}

.nav-list {
  list-style: none;
  flex: 1;
  overflow-y: auto;
  padding: 8px 0;
}

.nav-link {
  display: block;
  padding: 8px 16px;
  color: var(--text-dim);
  border-left: 2px solid transparent;
  transition: none;
}

.nav-link:hover {
  color: var(--text-bright);
  background: rgba(255,255,255,0.03);
  border-left-color: var(--border-hover);
  text-decoration: none;
}

.nav-link.active {
  color: var(--accent-green);
  border-left-color: var(--accent-green);
}

.sidebar-footer {
  padding: 12px 16px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

/* ── Content ── */
#content-wrapper {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
}

#topbar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 16px;
  height: var(--topbar-height);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

#page-title { flex: 1; }

#content {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
}

/* ── Buttons ── */
.btn-icon {
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 20px;
  cursor: pointer;
  padding: 4px;
  font-family: var(--font-mono);
}
.btn-icon:hover { color: var(--text-bright); }

.btn-console {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-dim);
  padding: 6px 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  cursor: pointer;
}
.btn-console:hover {
  border-color: var(--text-dim);
  color: var(--text-bright);
}
.btn-console.btn-ok { border-color: var(--accent-green); color: var(--accent-green); }
.btn-console.btn-ok:hover { background: rgba(0,255,136,0.1); }
.btn-console.btn-warn { border-color: var(--accent-amber); color: var(--accent-amber); }
.btn-console.btn-warn:hover { background: rgba(255,170,0,0.1); }
.btn-console.btn-err { border-color: var(--accent-red); color: var(--accent-red); }
.btn-console.btn-err:hover { background: rgba(255,68,68,0.1); }
.btn-sm { padding: 3px 8px; font-size: 11px; }

/* ── Panels ── */
.panel {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  margin-bottom: 16px;
}

.panel-header {
  padding: 8px 12px;
  border-bottom: 1px solid var(--border);
  color: var(--text-dim);
  font-size: 12px;
}

.panel-body {
  padding: 12px;
}

.panel-body-pre {
  padding: 12px;
  white-space: pre-wrap;
  word-break: break-word;
}

/* ── Console Table ── */
.table-console {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
}

.table-console th {
  text-align: left;
  padding: 6px 8px;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
  font-weight: normal;
  text-transform: uppercase;
  font-size: 11px;
  white-space: nowrap;
}

.table-console td {
  padding: 4px 8px;
  border-bottom: 1px solid rgba(30,30,46,0.5);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 200px;
}

.table-console tr:hover td {
  background: rgba(255,255,255,0.02);
}

/* ── Status Badges ── */
.status-badge {
  font-size: 11px;
  font-weight: bold;
}

/* ── Text Gauges ── */
.gauge-text {
  font-size: 12px;
  white-space: pre;
}

.gauge-bar {
  display: inline-block;
}

/* ── Log Viewer ── */
.log-viewer {
  background: var(--bg-primary);
  border: 1px solid var(--border);
  padding: 8px;
  font-size: 11px;
  line-height: 1.4;
  overflow: auto;
  max-height: 400px;
  white-space: pre;
  color: var(--text-dim);
}

/* ── Utility ── */
.text-ok { color: var(--accent-green); }
.text-warn { color: var(--accent-amber); }
.text-err { color: var(--accent-red); }
.text-dim { color: var(--text-dim); }
.text-muted { color: var(--text-muted); }
.text-bright { color: var(--text-bright); }

.mt-8 { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mb-8 { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }
.gap-8 { gap: 8px; }
.flex { display: flex; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }

/* ── Login Form ── */
.login-box {
  width: 100%;
  max-width: 400px;
  border: 1px solid var(--border);
  background: var(--bg-panel);
}

.login-header {
  padding: 24px 24px 16px;
  text-align: center;
  color: var(--accent-green);
  white-space: pre;
  font-size: 11px;
  line-height: 1.2;
}

.login-form {
  padding: 0 24px 24px;
}

.form-group {
  margin-bottom: 16px;
}

.form-label {
  display: block;
  color: var(--text-dim);
  margin-bottom: 4px;
  font-size: 12px;
}

.form-input {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border);
  color: var(--text-bright);
  padding: 8px 10px;
  font-family: var(--font-mono);
  font-size: 13px;
  outline: none;
}
.form-input:focus {
  border-color: var(--accent-green);
}

.form-error {
  color: var(--accent-red);
  font-size: 12px;
  margin-top: 8px;
  min-height: 18px;
}

.btn-login {
  width: 100%;
  background: transparent;
  border: 1px solid var(--accent-green);
  color: var(--accent-green);
  padding: 10px;
  font-family: var(--font-mono);
  font-size: 13px;
  cursor: pointer;
}
.btn-login:hover {
  background: rgba(0,255,136,0.1);
}

/* ── Confirm Dialog ── */
.confirm-inline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--accent-amber);
}

/* ── Grid ── */
.grid {
  display: grid;
  gap: 16px;
}

/* ── Toast ── */
#toast-container {
  position: fixed;
  bottom: 16px;
  right: 16px;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toast {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  padding: 8px 12px;
  font-size: 12px;
  max-width: 320px;
  animation: toast-in 0.2s ease;
}

.toast.toast-error { border-color: var(--accent-red); color: var(--accent-red); }
.toast.toast-ok { border-color: var(--accent-green); color: var(--accent-green); }
.toast.toast-warn { border-color: var(--accent-amber); color: var(--accent-amber); }

@keyframes toast-in {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ── Tablet (768px+) ── */
@media (min-width: 768px) {
  #sidebar {
    position: fixed;
    left: 0;
    width: var(--sidebar-width);
    max-width: var(--sidebar-width);
  }

  #sidebar-close { display: none; }
  #hamburger { display: none; }

  #content-wrapper {
    margin-left: var(--sidebar-width);
  }
}

/* ── Desktop (1024px+) ── */
@media (min-width: 1024px) {
  .grid-2 { grid-template-columns: 1fr 1fr; }
  .grid-3 { grid-template-columns: 1fr 1fr 1fr; }
  .grid-4 { grid-template-columns: 1fr 1fr 1fr 1fr; }

  .table-console td { max-width: 300px; }
}

/* ── Overlay for mobile sidebar ── */
#sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  z-index: 99;
}
#sidebar-overlay.active { display: block; }