/* wg-admin — "NOC at night" theme
   Dark, dense, technical. WireGuard-red accent. Monospace touches. */

@import url('https://fonts.googleapis.com/css2?family=Hanken+Grotesk:wght@400;500;600;700;800&family=JetBrains+Mono:wght@400;500;600;700&display=swap');

:root {
  /* Background layers — deep navy with subtle warmth */
  --bg-base: #0a0d14;
  --bg-surface: #11151f;
  --bg-elevated: #181d2a;
  --bg-input: #0d1119;

  /* Borders */
  --border-subtle: #1f2434;
  --border-strong: #2a3144;
  --border-focus: #4a5577;

  /* Text */
  --text-primary: #e8eaed;
  --text-secondary: #a3acc2;
  --text-muted: #6b748a;

  /* Accent — WireGuard-inspired red */
  --accent: #dc2626;
  --accent-hover: #ef4444;
  --accent-dim: #991b1b;
  --accent-glow: rgba(220, 38, 38, 0.35);

  /* Status colors */
  --success: #22c55e;
  --success-glow: rgba(34, 197, 94, 0.25);
  --warning: #f59e0b;
  --warning-bg: rgba(245, 158, 11, 0.08);
  --warning-border: rgba(245, 158, 11, 0.3);
  --danger: #ef4444;
  --danger-glow: rgba(239, 68, 68, 0.25);

  /* Typography */
  --font-sans: 'Hanken Grotesk', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', Menlo, Consolas, monospace;

  /* Radii */
  --radius-sm: 4px;
  --radius: 8px;
  --radius-lg: 12px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.4);
  --shadow: 0 4px 16px rgba(0,0,0,0.5);
  --shadow-lg: 0 12px 32px rgba(0,0,0,0.6);
  --shadow-glow: 0 0 24px var(--accent-glow);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  min-height: 100vh;
  background: var(--bg-base);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  background-image:
    radial-gradient(ellipse at top left, rgba(220, 38, 38, 0.06), transparent 50%),
    radial-gradient(ellipse at bottom right, rgba(56, 89, 189, 0.05), transparent 50%),
    linear-gradient(180deg, transparent 0%, rgba(0,0,0,0.2) 100%);
  background-attachment: fixed;
}

/* Subtle scanline/grid overlay */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.012) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.012) 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
  z-index: 0;
}

/* === LAYOUT === */
body {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: 240px;
  flex-shrink: 0;
  background: linear-gradient(180deg, rgba(17, 21, 31, 0.95) 0%, rgba(10, 13, 20, 0.95) 100%);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-right: 1px solid var(--border-subtle);
  position: sticky;
  top: 0;
  height: 100vh;
  display: flex;
  flex-direction: column;
  padding: 1.5rem 0;
  z-index: 50;
}

.sidebar-header {
  padding: 0 1.25rem 1.25rem;
  border-bottom: 1px solid var(--border-subtle);
  margin-bottom: 1rem;
}

.sidebar-status {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 0.85rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 8px var(--success);
  animation: pulse 2s ease-in-out infinite;
}

.sidebar-nav {
  flex: 1;
  padding: 0 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.sidebar-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.65rem 0.85rem;
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 500;
  transition: all 0.15s ease;
  border-left: 2px solid transparent;
}

.sidebar-link:hover {
  background: rgba(255,255,255,0.04);
  color: var(--text-primary);
  border-bottom: none;
}

.sidebar-link.active {
  background: rgba(220, 38, 38, 0.08);
  color: var(--text-primary);
  border-left-color: var(--accent);
  box-shadow: inset 1px 0 0 var(--accent-glow);
}

.sidebar-link svg {
  flex-shrink: 0;
  opacity: 0.7;
}

.sidebar-link.active svg {
  opacity: 1;
  color: var(--accent);
}

.sidebar-footer {
  padding: 1rem 1.25rem 0;
  border-top: 1px solid var(--border-subtle);
}

.sidebar-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  margin-bottom: 0.5rem;
}

.sidebar-meta .meta-label {
  color: var(--text-muted);
}

.sidebar-meta .meta-value {
  color: var(--text-secondary);
}

.sidebar-github {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.4rem 0.6rem;
  margin-bottom: 0.5rem;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--text-muted);
  background: transparent;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  text-decoration: none;
  transition: all 0.15s ease;
}

.sidebar-github:hover {
  color: var(--text-primary);
  background: rgba(255,255,255,0.04);
  border-color: var(--border-strong);
  border-bottom: 1px solid var(--border-strong);
}

.sidebar-github svg {
  opacity: 0.8;
}

.sidebar-logout {
  width: 100%;
  background: transparent;
  color: var(--text-muted);
  border: 1px solid var(--border-subtle);
  padding: 0.55rem 0.85rem;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  transition: all 0.15s ease;
}

.sidebar-logout:hover {
  background: rgba(239, 68, 68, 0.08);
  color: var(--danger);
  border-color: rgba(239, 68, 68, 0.3);
  box-shadow: none;
  transform: none;
}

.main {
  flex: 1;
  min-width: 0;
  padding: 2.5rem 3rem 4rem;
  max-width: calc(100vw - 240px);
  position: relative;
  z-index: 1;
}

.main.login-main {
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  max-width: 100vw;
}

.container {
  max-width: 1200px;
  position: relative;
  z-index: 1;
}

.flash-center {
  max-width: 460px;
  margin: 2rem auto;
}

/* === HEADINGS === */
h1 {
  font-size: 1.65rem;
  font-weight: 700;
  letter-spacing: -0.025em;
  margin: 0 0 0.5rem;
  color: var(--text-primary);
}

h1 .accent-bar {
  display: inline-block;
  width: 4px;
  height: 1.2em;
  background: var(--accent);
  margin-right: 0.6rem;
  vertical-align: -0.15em;
  border-radius: 2px;
  box-shadow: 0 0 12px var(--accent-glow);
}

.subtitle {
  color: var(--text-muted);
  font-size: 0.9rem;
  font-family: var(--font-mono);
  margin: 0 0 2rem;
  letter-spacing: -0.01em;
}

/* === STATS BAR (peers list) === */
.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 0.75rem;
  margin: 0 0 1.5rem;
}

.stat {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
  padding: 0.85rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.stat-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
}

.stat-value {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
}

.stat-value.active { color: var(--success); }

/* === ACTION BAR === */
.action-bar {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin: 0 0 1rem;
  flex-wrap: wrap;
}

/* === CARDS / PEER GRID === */
.peer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 1rem;
}

.peer-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  position: relative;
  overflow: hidden;
  transition: border-color 0.2s ease, transform 0.15s ease;
}

.peer-card:hover {
  border-color: var(--border-strong);
}

.peer-card.disabled {
  opacity: 0.6;
}

.peer-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  background: var(--success);
  box-shadow: 0 0 12px var(--success-glow);
}

.peer-card.disabled::before {
  background: var(--text-muted);
  box-shadow: none;
}

.peer-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 0.5rem;
  margin-bottom: 0.85rem;
}

.peer-name {
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--text-primary);
  margin: 0;
  word-break: break-word;
}

.peer-name em {
  font-style: normal;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-muted);
  margin-left: 0.5rem;
  font-family: var(--font-mono);
}

.peer-status {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.2rem 0.55rem;
  background: rgba(34, 197, 94, 0.1);
  border: 1px solid rgba(34, 197, 94, 0.25);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--success);
  white-space: nowrap;
}

.peer-status::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 8px var(--success);
  animation: pulse 2s ease-in-out infinite;
}

.peer-status.inactive {
  background: rgba(107, 116, 138, 0.1);
  border-color: rgba(107, 116, 138, 0.25);
  color: var(--text-muted);
}
.peer-status.inactive::before {
  background: var(--text-muted);
  box-shadow: none;
  animation: none;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.peer-meta {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.4rem 0.75rem;
  font-size: 0.85rem;
  font-family: var(--font-mono);
  margin-bottom: 1rem;
}

.peer-meta dt {
  color: var(--text-muted);
  font-weight: 500;
}

.peer-meta dd {
  margin: 0;
  color: var(--text-primary);
  text-align: right;
  word-break: break-all;
}

.peer-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  padding-top: 0.85rem;
  border-top: 1px dashed var(--border-subtle);
}

/* === BUTTONS === */
button, .btn, input[type=submit] {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.5rem 0.95rem;
  background: var(--accent);
  color: white;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.15s ease;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  text-decoration: none;
  letter-spacing: -0.005em;
}

button:hover, .btn:hover, input[type=submit]:hover {
  background: var(--accent-hover);
  box-shadow: 0 2px 12px var(--accent-glow);
  transform: translateY(-1px);
}

button:active, .btn:active {
  transform: translateY(0);
}

button:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

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

button.secondary:hover, .btn.secondary:hover,
a.btn:hover, a.button:hover {
  background: rgba(255,255,255,0.04);
  border-color: var(--border-focus);
  color: var(--text-primary);
  box-shadow: none;
}

button.danger {
  background: transparent;
  color: var(--danger);
  border: 1px solid rgba(239, 68, 68, 0.3);
}
button.danger:hover {
  background: rgba(239, 68, 68, 0.1);
  border-color: var(--danger);
  box-shadow: 0 2px 12px var(--danger-glow);
}

/* Inline form buttons (toggle, delete) */
.peer-actions form {
  display: inline;
  margin: 0;
}
.peer-actions button {
  padding: 0.35rem 0.65rem;
  font-size: 0.78rem;
}

/* === FORMS === */
form {
  max-width: 520px;
}

label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 0.35rem;
  letter-spacing: -0.005em;
}

input[type=text],
input[type=password],
textarea,
input[type=number] {
  display: block;
  width: 100%;
  padding: 0.65rem 0.85rem;
  background: var(--bg-input);
  color: var(--text-primary);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.9rem;
  transition: all 0.15s ease;
  margin-bottom: 1rem;
}

input[type=text]:focus,
input[type=password]:focus,
textarea:focus,
input[type=number]:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
  background: var(--bg-base);
}

textarea {
  min-height: 80px;
  resize: vertical;
  font-family: var(--font-mono);
}

/* === LOGIN === */
.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

.login-card {
  background: rgba(17, 21, 31, 0.9);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  width: 100%;
  max-width: 380px;
  box-shadow: var(--shadow-lg), 0 0 60px rgba(220, 38, 38, 0.1);
  position: relative;
}

.login-card::before {
  content: '';
  position: absolute;
  top: -1px;
  left: 20%;
  right: 20%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
}

.login-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  margin-bottom: 1.5rem;
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
}

.login-logo .brand-mark {
  width: 36px;
  height: 36px;
  font-size: 17px;
}

.login-tagline {
  text-align: center;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  margin: 0 0 1.75rem;
  letter-spacing: 0.02em;
}

/* === FLASH MESSAGES === */
.flash {
  list-style: none;
  padding: 0;
  margin: 0 0 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.flash li {
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  border: 1px solid;
  animation: flash-in 0.3s ease-out;
}

@keyframes flash-in {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}

.flash .error {
  background: rgba(239, 68, 68, 0.08);
  color: #fca5a5;
  border-color: rgba(239, 68, 68, 0.25);
}

.flash .success {
  background: rgba(34, 197, 94, 0.08);
  color: #86efac;
  border-color: rgba(34, 197, 94, 0.25);
}

/* === WARN CALLOUT === */
.warn {
  background: var(--warning-bg);
  border: 1px solid var(--warning-border);
  border-left: 3px solid var(--warning);
  padding: 0.85rem 1rem;
  border-radius: var(--radius-sm);
  margin: 0 0 1.5rem;
  font-size: 0.85rem;
  color: #fcd34d;
}

/* === ERROR PAGE === */
.error-page {
  text-align: center;
  padding: 4rem 1rem;
}

.error-code {
  font-family: var(--font-mono);
  font-size: 5rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  margin: 0;
  text-shadow: 0 0 30px var(--accent-glow);
  letter-spacing: -0.03em;
}

.error-message {
  color: var(--text-secondary);
  font-size: 1rem;
  margin: 1rem 0 2rem;
}

/* === LINKS === */
a {
  color: var(--text-primary);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.15s;
}

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

/* === DETAILS / SUMMARY === */
details {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 0.85rem 1rem;
  margin: 0.5rem 0 1rem;
}

details summary {
  cursor: pointer;
  font-weight: 500;
  color: var(--text-secondary);
  font-size: 0.875rem;
}

details summary:hover {
  color: var(--text-primary);
}

details[open] summary {
  margin-bottom: 0.75rem;
}

details p {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin: 0 0 0.75rem;
}

/* === UTILITY === */
.mono { font-family: var(--font-mono); }
.text-muted { color: var(--text-muted); }
.text-sm { font-size: 0.85rem; }

/* === EMPTY STATE === */
.empty {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--text-muted);
  background: var(--bg-surface);
  border: 1px dashed var(--border-subtle);
  border-radius: var(--radius);
}

/* === MODAL === */
.modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s ease, visibility 0.2s ease;
}

.modal.open {
  opacity: 1;
  visibility: visible;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(5, 8, 14, 0.78);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.modal-card {
  position: relative;
  background: var(--bg-surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  width: 92%;
  max-width: 420px;
  box-shadow: var(--shadow-lg), 0 0 40px rgba(220, 38, 38, 0.1);
  transform: translateY(20px) scale(0.96);
  transition: transform 0.25s cubic-bezier(0.22, 0.61, 0.36, 1);
}

.modal.open .modal-card {
  transform: translateY(0) scale(1);
}

.modal-card::before {
  content: '';
  position: absolute;
  top: -1px;
  left: 25%;
  right: 25%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
}

.modal-close {
  position: absolute;
  top: 0.85rem;
  right: 0.85rem;
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-muted);
  padding: 0.4rem;
  line-height: 0;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.15s;
}

.modal-close:hover {
  background: rgba(239, 68, 68, 0.08);
  border-color: rgba(239, 68, 68, 0.3);
  color: var(--danger);
  box-shadow: none;
  transform: none;
}

.modal-title {
  font-size: 1.05rem;
  font-weight: 600;
  margin: 0 0 1.25rem;
  color: var(--text-primary);
  padding-right: 2rem;
}

.modal-title .peer-name {
  color: var(--accent);
}

.qr-display {
  background: white;
  padding: 1rem;
  border-radius: var(--radius);
  margin: 0 auto 1rem;
  width: fit-content;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 8px rgba(0,0,0,0.3);
}

.qr-display img {
  display: block;
  width: 280px;
  height: 280px;
  object-fit: contain;
}

.modal-hint {
  text-align: center;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-muted);
  margin: 0 0 1.25rem;
}

.modal-actions {
  display: flex;
  gap: 0.5rem;
  justify-content: center;
  flex-wrap: wrap;
}

.modal-actions .btn,
.modal-actions button {
  font-size: 0.82rem;
  padding: 0.5rem 0.85rem;
}

.modal-actions .btn.secondary {
  text-decoration: none;
  border-bottom: 1px solid var(--border-strong);
}

.modal-footer-hint {
  text-align: center;
  font-size: 0.72rem;
  color: var(--text-muted);
  margin: 1rem 0 0;
  font-family: var(--font-mono);
}

.modal-footer-hint kbd {
  background: var(--bg-elevated);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  padding: 1px 6px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-secondary);
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
  body { flex-direction: column; }
  .sidebar {
    width: 100%;
    height: auto;
    position: relative;
    padding: 0.75rem 1rem;
    flex-direction: row;
    align-items: center;
    gap: 1rem;
  }
  .sidebar-header {
    border-bottom: none;
    padding: 0;
    margin: 0;
    flex: 1;
  }
  .sidebar-status { display: none; }
  .sidebar-nav {
    flex-direction: row;
    padding: 0;
    gap: 0.25rem;
  }
  .sidebar-link {
    padding: 0.4rem 0.65rem;
    border-left: none;
    border-bottom: 2px solid transparent;
    font-size: 0.85rem;
  }
  .sidebar-link span { display: none; }
  .sidebar-link.active {
    border-left-color: transparent;
    border-bottom-color: var(--accent);
  }
  .sidebar-footer {
    border-top: none;
    padding: 0;
  }
  .sidebar-meta { display: none; }
  .sidebar-logout {
    width: auto;
    padding: 0.4rem 0.65rem;
  }
  .sidebar-logout span { display: none; }
  .main {
    padding: 1.5rem 1rem 3rem;
    max-width: 100%;
  }
}

@media (max-width: 480px) {
  .peer-grid { grid-template-columns: 1fr; }
  .stats { grid-template-columns: 1fr 1fr; }
  .login-card { padding: 1.75rem; }
}

/* === PRINT === */
@media print {
  body { background: white; color: black; }
  .topnav, .peer-actions { display: none; }
}

/* === PEER CARD: SPARKLINE + QUOTA BAR === */
.peer-sparkline {
  margin: 0.5rem 0;
  cursor: pointer;
  opacity: 0.85;
  transition: opacity 0.15s;
}
.peer-sparkline:hover { opacity: 1; }
.peer-sparkline:focus { outline: 1px solid var(--accent); outline-offset: 2px; }

.quota-bar {
  position: relative;
  height: 18px;
  background: var(--bg-elevated);
  border-radius: 4px;
  overflow: hidden;
  margin: 0.5rem 0;
}
.quota-fill {
  height: 100%;
  transition: width 0.3s ease;
}
.quota-fill.quota-ok { background: var(--success); }
.quota-fill.quota-warn { background: var(--warning); }
.quota-fill.quota-danger { background: var(--danger); }
.quota-text {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  font-family: var(--font-mono);
  color: white;
  text-shadow: 0 0 4px rgba(0,0,0,0.7);
}

.badge {
  display: inline-block;
  padding: 0.1rem 0.4rem;
  border-radius: 3px;
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.badge-danger { background: var(--danger); color: white; }

.banner {
  padding: 0.75rem 1rem;
  border-radius: 4px;
  margin-bottom: 1rem;
  font-weight: 500;
}
.banner-danger {
  background: rgba(239, 68, 68, 0.15);
  border-left: 4px solid var(--danger);
  color: #fca5a5;
}

.global-chart {
  background: var(--bg-elevated);
  border: 1px solid var(--border-strong);
  border-radius: 6px;
  padding: 1rem;
  margin-bottom: 1.5rem;
}
.global-chart h3 {
  margin: 0 0 0.5rem 0;
  font-size: 0.85rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}


/* === SIDEBAR VPN KILL SWITCH === */
.sidebar-vpn {
  margin: 1rem 0;
  padding: 1rem 0.75rem;
  border-top: 1px solid var(--border-subtle);
}
.sidebar-vpn .vpn-status {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
  padding: 0.5rem 0.75rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
  font-size: 0.85rem;
  color: var(--text-secondary);
}
.sidebar-vpn .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}
.sidebar-vpn .dot.active {
  background: var(--success);
  box-shadow: 0 0 6px var(--success);
}
.sidebar-vpn .dot.inactive {
  background: var(--text-muted);
}
.sidebar-vpn .quota-display {
  display: block;
  padding: 0.5rem 0.75rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
  margin-bottom: 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-secondary);
}
.sidebar-vpn .quota-display.danger {
  color: var(--danger);
}
.sidebar-vpn .quota-display .text-muted {
  color: var(--text-muted);
  margin-right: 0.25rem;
}
.sidebar-vpn .text-sm {
  font-size: 0.75rem;
}
.sidebar-vpn form {
  max-width: none;
  margin: 0;
}
.sidebar-vpn .btn-block {
  width: 100%;
  justify-content: center;
}
.sidebar-vpn button.success {
  background: var(--success);
  color: white;
  border: 1px solid transparent;
}
.sidebar-vpn button.success:hover {
  background: var(--success);
  box-shadow: 0 2px 12px var(--success-glow);
}