/* NetDash - feuille de style unique, servie telle quelle (aucun preprocesseur). */

:root {
  --bg: #0f1420;
  --bg-soft: #151c2b;
  --card: #1a2334;
  --card-hover: #202c41;
  --border: #2a3548;
  --text: #e6ebf4;
  --text-dim: #93a1b8;
  --text-faint: #6b7a93;
  --accent: #4f8cff;
  --accent-strong: #3d78e8;
  --online: #34d399;
  --offline: #f87171;
  --degraded: #fbbf24;
  --unknown: #94a3b8;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.4), 0 8px 24px rgba(0, 0, 0, 0.25);
  --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f4f6fa;
    --bg-soft: #ffffff;
    --card: #ffffff;
    --card-hover: #f8fafc;
    --border: #dde3ec;
    --text: #16202f;
    --text-dim: #5a6b83;
    --text-faint: #8494a9;
    --shadow: 0 1px 2px rgba(16, 32, 47, 0.06), 0 8px 24px rgba(16, 32, 47, 0.06);
  }
}

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

html {
  color-scheme: dark light;
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.5;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3 {
  margin: 0;
  font-weight: 600;
  letter-spacing: -0.01em;
}

/* -------------------------------- Utilitaires ------------------------------- */

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  top: -3rem;
  left: 0.75rem;
  z-index: 20;
  padding: 0.5rem 0.85rem;
  color: var(--text);
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  text-decoration: none;
  transition: top 120ms ease;
}

.skip-link:focus-visible {
  top: 0.75rem;
}

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

/* ---------------------------------- Boutons --------------------------------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.5rem 0.9rem;
  font: inherit;
  font-weight: 500;
  color: var(--text);
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background 120ms ease, border-color 120ms ease, opacity 120ms ease;
}

.btn:hover:not(:disabled) {
  background: var(--card-hover);
}

.btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

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

.btn-primary:hover:not(:disabled) {
  background: var(--accent-strong);
  border-color: var(--accent-strong);
}

.btn-ghost {
  background: transparent;
  color: var(--text-dim);
}

.btn-block {
  width: 100%;
  padding: 0.6rem 1rem;
}

/* Spinner du bouton Rafraichir : visible seulement pendant un cycle. */
.btn-spinner {
  display: none;
  width: 0.9em;
  height: 0.9em;
  border: 2px solid currentColor;
  border-top-color: transparent;
  border-radius: 50%;
  animation: spin 700ms linear infinite;
}

.btn[data-busy="true"] .btn-spinner {
  display: block;
}

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

@media (prefers-reduced-motion: reduce) {
  .btn-spinner {
    animation-duration: 2s;
  }
}

/* ---------------------------------- Topbar ---------------------------------- */

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}

.topbar-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 1.25rem;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0.75rem 1.25rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.brand-mark {
  width: 0.75rem;
  height: 0.75rem;
  background: var(--accent);
  border-radius: 3px;
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 20%, transparent);
}

.brand-name {
  font-size: 1.05rem;
  font-weight: 650;
  letter-spacing: -0.02em;
}

.summary {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-dim);
  font-size: 0.9rem;
}

.summary b {
  color: var(--text);
  font-variant-numeric: tabular-nums;
}

.summary-sep {
  color: var(--text-faint);
}

.topbar-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
  margin-left: auto;
}

/* Pastille de connexion temps reel (SSE). */
.live-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.3rem 0.6rem;
  font-size: 0.8rem;
  color: var(--text-dim);
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: 999px;
}

.live-dot {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: var(--unknown);
}

.live-badge[data-state="live"] .live-dot {
  background: var(--online);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--online) 22%, transparent);
}

.live-badge[data-state="connecting"] .live-dot {
  background: #fbbf24;
}

.live-badge[data-state="offline"] .live-dot {
  background: var(--offline);
}

.switch {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.85rem;
  color: var(--text-dim);
  cursor: pointer;
  user-select: none;
}

.switch input {
  width: 1rem;
  height: 1rem;
  accent-color: var(--accent);
  cursor: pointer;
}

/* ---------------------------------- Contenu --------------------------------- */

.content {
  max-width: 1400px;
  margin: 0 auto;
  padding: 1.5rem 1.25rem 4rem;
}

.last-run {
  margin: 0 0 1rem;
  font-size: 0.85rem;
  color: var(--text-faint);
}

.toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
  margin-bottom: 1.5rem;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  margin-bottom: 1rem;
}

.field-inline {
  flex: 1 1 16rem;
  margin-bottom: 0;
}

.field label {
  font-size: 0.85rem;
  color: var(--text-dim);
}

.field input {
  width: 100%;
  padding: 0.5rem 0.7rem;
  font: inherit;
  color: var(--text);
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}

.field input::placeholder {
  color: var(--text-faint);
}

/* Filtre par statut. */
.segmented {
  display: inline-flex;
  padding: 2px;
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}

.seg {
  padding: 0.35rem 0.75rem;
  font: inherit;
  font-size: 0.85rem;
  color: var(--text-dim);
  background: transparent;
  border: 0;
  border-radius: 6px;
  cursor: pointer;
}

.seg[aria-pressed="true"] {
  color: var(--text);
  background: var(--card-hover);
  box-shadow: var(--shadow);
}

.form-error {
  margin: 0 0 1rem;
  padding: 0.6rem 0.8rem;
  font-size: 0.88rem;
  color: #fecaca;
  background: color-mix(in srgb, var(--offline) 16%, transparent);
  border: 1px solid color-mix(in srgb, var(--offline) 40%, transparent);
  border-radius: var(--radius-sm);
}

@media (prefers-color-scheme: light) {
  .form-error {
    color: #991b1b;
  }
}

.empty-state {
  padding: 3rem 1rem;
  text-align: center;
  color: var(--text-faint);
}

/* ---------------------------------- Groupes --------------------------------- */

.group {
  margin-bottom: 2rem;
}

.group-head {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  margin-bottom: 0.25rem;
}

.group-name {
  font-size: 1rem;
}

.group-count {
  font-size: 0.8rem;
  color: var(--text-faint);
  font-variant-numeric: tabular-nums;
}

.group-desc {
  margin: 0 0 0.9rem;
  font-size: 0.85rem;
  color: var(--text-faint);
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(17rem, 1fr));
  gap: 0.85rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

/* ----------------------------------- Cartes --------------------------------- */

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

.device {
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  padding: 0.9rem;
  /* Liseré coloré selon le statut. */
  border-left: 3px solid var(--unknown);
  transition: background 120ms ease;
}

.device:hover {
  background: var(--card-hover);
}

.device[data-status="online"] {
  border-left-color: var(--online);
}

.device[data-status="offline"] {
  border-left-color: var(--offline);
}

.device[data-status="degraded"] {
  border-left-color: var(--degraded);
}

.device-head {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
}

.device-icon {
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  width: 2rem;
  height: 2rem;
  font-size: 1rem;
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}

.device-id {
  min-width: 0;
  flex: 1 1 auto;
}

.device-name {
  font-size: 0.95rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.device-desc {
  margin: 0.1rem 0 0;
  font-size: 0.8rem;
  color: var(--text-faint);
}

.dot {
  flex: 0 0 auto;
  width: 0.6rem;
  height: 0.6rem;
  margin-top: 0.4rem;
  border-radius: 50%;
  background: var(--unknown);
}

.dot[data-status="online"] {
  background: var(--online);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--online) 22%, transparent);
}

.dot[data-status="offline"] {
  background: var(--offline);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--offline) 22%, transparent);
}

.dot[data-status="degraded"] {
  background: var(--degraded);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--degraded) 22%, transparent);
}

/* ------------------------------- Lignes de sonde ---------------------------- */

.probes {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.probe {
  display: grid;
  grid-template-columns: auto auto 1fr;
  align-items: baseline;
  gap: 0.3rem 0.45rem;
  font-size: 0.78rem;
}

.probe-dot {
  width: 0.45rem;
  height: 0.45rem;
  margin-bottom: 0.1rem;
  border-radius: 50%;
  background: var(--unknown);
}

.probe[data-status="online"] .probe-dot {
  background: var(--online);
}

.probe[data-status="offline"] .probe-dot {
  background: var(--offline);
}

.probe-label {
  font-weight: 500;
  color: var(--text-dim);
}

/* La cible et le detail passent a la ligne ensemble sur les cartes etroites. */
.probe-target {
  grid-column: 3;
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--text-faint);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.probe-detail {
  grid-column: 2 / -1;
  color: var(--text-dim);
}

.probe[data-status="offline"] .probe-detail {
  color: var(--offline);
}

.device-meta {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.15rem 0.6rem;
  margin: 0;
  font-size: 0.8rem;
}

.device-meta dt {
  color: var(--text-faint);
}

.device-meta dd {
  margin: 0;
  color: var(--text-dim);
  font-family: var(--mono);
  font-size: 0.75rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.device-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem;
  margin-top: auto;
  padding-top: 0.15rem;
}

.badge {
  padding: 0.1rem 0.45rem;
  font-size: 0.7rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--text-dim);
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: 999px;
}

.badge-tag {
  text-transform: none;
  letter-spacing: 0;
  color: var(--text-faint);
}

.device-link {
  margin-left: auto;
  font-size: 0.8rem;
  color: var(--accent);
  text-decoration: none;
}

.device-link:hover {
  text-decoration: underline;
}

/* Carte estompee quand un cycle est en cours. */
.device[data-stale="true"] {
  opacity: 0.6;
}

/* --------------------------------- Connexion -------------------------------- */

.page-centered {
  display: grid;
  place-items: center;
  min-height: 100vh;
  padding: 1.5rem;
}

.login-card {
  width: 100%;
  max-width: 22rem;
  padding: 1.75rem;
}

.login-title {
  font-size: 1.4rem;
  text-align: center;
}

.login-subtitle {
  margin: 0.35rem 0 1.5rem;
  font-size: 0.82rem;
  color: var(--text-faint);
  text-align: center;
}