/* FactoryPulse Design System — shared across all pages */

/* ── Tokens ─────────────────────────────────────────── */
:root {
  --fp-bg:           #0a0f1e;
  --fp-surface:      #111827;
  --fp-surface-2:    #1e293b;
  --fp-surface-3:    #334155;
  --fp-border:       #1e293b;
  --fp-border-2:     #334155;

  --fp-text:         #f1f5f9;
  --fp-text-2:       #cbd5e1;
  --fp-text-muted:   #64748b;

  --fp-accent:       #6366f1;
  --fp-accent-light: #818cf8;
  --fp-accent-dim:   #1e1b4b;

  --fp-green:        #10b981;
  --fp-green-dim:    #052e16;
  --fp-amber:        #f59e0b;
  --fp-amber-dim:    #1c1408;
  --fp-red:          #f43f5e;
  --fp-red-dim:      #1f0a12;
  --fp-cyan:         #06b6d4;
  --fp-cyan-dim:     #082f49;

  --fp-sidebar-w:    240px;
  --fp-header-h:     60px;

  --fp-radius:       12px;
  --fp-radius-sm:    8px;
  --fp-radius-lg:    16px;

  --fp-shadow:       0 4px 24px rgba(0,0,0,0.4);
  --fp-shadow-sm:    0 2px 8px rgba(0,0,0,0.3);

  --fp-transition:   0.18s ease;
}

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

html, body {
  height: 100%;
  background: var(--fp-bg);
  color: var(--fp-text);
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

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

/* ── App Shell ──────────────────────────────────────── */
.fp-shell {
  display: flex;
  height: 100vh;
  overflow: hidden;
}

/* ── Sidebar ────────────────────────────────────────── */
.fp-sidebar {
  width: var(--fp-sidebar-w);
  background: var(--fp-surface);
  border-right: 1px solid var(--fp-border);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  overflow-y: auto;
  overflow-x: hidden;
}

.fp-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 18px 20px;
  border-bottom: 1px solid var(--fp-border);
  min-height: var(--fp-header-h);
}

.fp-logo-icon {
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, var(--fp-accent), var(--fp-accent-light));
  border-radius: var(--fp-radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  flex-shrink: 0;
}

.fp-logo-text {
  font-size: 15px;
  font-weight: 700;
  color: var(--fp-text);
  letter-spacing: -0.3px;
}

.fp-logo-sub {
  font-size: 10px;
  color: var(--fp-text-muted);
  font-weight: 400;
  margin-top: 1px;
}

.fp-nav {
  flex: 1;
  padding: 12px 0;
}

.fp-nav-section {
  padding: 6px 16px 4px;
  font-size: 10px;
  font-weight: 600;
  color: var(--fp-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  margin-top: 8px;
}

.fp-nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 20px;
  color: var(--fp-text-2);
  font-size: 13.5px;
  font-weight: 500;
  cursor: pointer;
  transition: background var(--fp-transition), color var(--fp-transition);
  border-left: 3px solid transparent;
  position: relative;
  text-decoration: none;
}

.fp-nav-item:hover {
  background: var(--fp-surface-2);
  color: var(--fp-text);
}

.fp-nav-item.active {
  background: var(--fp-accent-dim);
  color: var(--fp-accent-light);
  border-left-color: var(--fp-accent);
}

.fp-nav-icon {
  font-size: 16px;
  width: 20px;
  text-align: center;
  flex-shrink: 0;
}

.fp-nav-badge {
  margin-left: auto;
  background: var(--fp-red);
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: 99px;
  min-width: 18px;
  text-align: center;
  display: none;
}

.fp-nav-badge.visible { display: block; }

.fp-sidebar-footer {
  padding: 16px 20px;
  border-top: 1px solid var(--fp-border);
}

.fp-org-pill {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  background: var(--fp-surface-2);
  border-radius: var(--fp-radius-sm);
  margin-bottom: 8px;
}

.fp-org-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--fp-accent), var(--fp-green));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 700;
  color: #fff;
  flex-shrink: 0;
}

.fp-org-name {
  font-size: 12px;
  font-weight: 600;
  color: var(--fp-text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.fp-org-role {
  font-size: 10px;
  color: var(--fp-text-muted);
}

.fp-btn-logout {
  width: 100%;
  padding: 7px;
  background: transparent;
  border: 1px solid var(--fp-border-2);
  border-radius: var(--fp-radius-sm);
  color: var(--fp-text-muted);
  font-size: 12px;
  cursor: pointer;
  transition: all var(--fp-transition);
  text-align: center;
}

.fp-btn-logout:hover {
  background: var(--fp-red-dim);
  border-color: var(--fp-red);
  color: var(--fp-red);
}

/* ── Main content area ──────────────────────────────── */
.fp-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.fp-topbar {
  height: var(--fp-header-h);
  background: var(--fp-surface);
  border-bottom: 1px solid var(--fp-border);
  display: flex;
  align-items: center;
  padding: 0 24px;
  gap: 16px;
  flex-shrink: 0;
}

.fp-topbar-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--fp-text);
  flex: 1;
}

.fp-topbar-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.fp-content {
  flex: 1;
  overflow-y: auto;
  padding: 24px;
}

/* ── KPI Cards ──────────────────────────────────────── */
.fp-kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.fp-kpi {
  background: var(--fp-surface);
  border: 1px solid var(--fp-border);
  border-radius: var(--fp-radius);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: border-color var(--fp-transition);
}

.fp-kpi:hover { border-color: var(--fp-border-2); }

.fp-kpi-label {
  font-size: 12px;
  color: var(--fp-text-muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.fp-kpi-value {
  font-size: 32px;
  font-weight: 800;
  color: var(--fp-text);
  line-height: 1;
  letter-spacing: -1px;
}

.fp-kpi-sub {
  font-size: 12px;
  color: var(--fp-text-muted);
}

.fp-kpi-icon {
  font-size: 20px;
  margin-bottom: 4px;
}

.fp-kpi.accent  .fp-kpi-value { color: var(--fp-accent-light); }
.fp-kpi.green   .fp-kpi-value { color: var(--fp-green); }
.fp-kpi.amber   .fp-kpi-value { color: var(--fp-amber); }
.fp-kpi.red     .fp-kpi-value { color: var(--fp-red); }
.fp-kpi.cyan    .fp-kpi-value { color: var(--fp-cyan); }

/* ── Section header ─────────────────────────────────── */
.fp-section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.fp-section-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--fp-text);
}

/* ── Machine grid ───────────────────────────────────── */
.fp-machine-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.fp-machine-card {
  background: var(--fp-surface);
  border: 1px solid var(--fp-border);
  border-radius: var(--fp-radius);
  padding: 18px;
  cursor: pointer;
  transition: border-color var(--fp-transition), box-shadow var(--fp-transition);
}

.fp-machine-card:hover {
  border-color: var(--fp-accent);
  box-shadow: var(--fp-shadow-sm);
}

.fp-machine-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}

.fp-status-led {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
  box-shadow: 0 0 0 3px transparent;
  transition: all 0.3s;
}

.fp-status-led.online  { background: var(--fp-green); box-shadow: 0 0 0 3px rgba(16,185,129,0.2); }
.fp-status-led.offline { background: var(--fp-text-muted); }
.fp-status-led.alarm   { background: var(--fp-red); box-shadow: 0 0 0 3px rgba(244,63,94,0.2); animation: fp-pulse 1.5s infinite; }

@keyframes fp-pulse {
  0%,100% { box-shadow: 0 0 0 3px rgba(244,63,94,0.2); }
  50%      { box-shadow: 0 0 0 6px rgba(244,63,94,0.05); }
}

.fp-machine-name {
  font-size: 14px;
  font-weight: 700;
  color: var(--fp-text);
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.fp-machine-registers {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.fp-register-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.fp-register-name {
  font-size: 12px;
  color: var(--fp-text-muted);
  flex: 1;
}

.fp-register-value {
  font-size: 14px;
  font-weight: 700;
  color: var(--fp-text);
  font-family: 'Courier New', monospace;
}

.fp-sparkline {
  width: 60px;
  height: 24px;
}

/* ── Alarm banner ───────────────────────────────────── */
.fp-alarm-banner {
  background: var(--fp-red-dim);
  border: 1px solid var(--fp-red);
  border-radius: var(--fp-radius);
  padding: 12px 18px;
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  display: none;
}

.fp-alarm-banner.visible { display: flex; }

.fp-alarm-banner-icon { font-size: 18px; flex-shrink: 0; }
.fp-alarm-banner-text { flex: 1; font-size: 13px; color: var(--fp-text-2); }
.fp-alarm-banner-link { color: var(--fp-red); font-size: 13px; font-weight: 600; white-space: nowrap; }

/* ── Table ──────────────────────────────────────────── */
.fp-table-wrap {
  background: var(--fp-surface);
  border: 1px solid var(--fp-border);
  border-radius: var(--fp-radius);
  overflow: hidden;
}

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

.fp-table th {
  padding: 12px 16px;
  text-align: left;
  font-size: 11px;
  font-weight: 600;
  color: var(--fp-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  background: var(--fp-surface-2);
  border-bottom: 1px solid var(--fp-border);
}

.fp-table td {
  padding: 12px 16px;
  font-size: 13px;
  color: var(--fp-text-2);
  border-bottom: 1px solid var(--fp-border);
}

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

.fp-table tbody tr:hover td { background: var(--fp-surface-2); }

/* ── Badges / pills ─────────────────────────────────── */
.fp-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 8px;
  border-radius: 99px;
  font-size: 11px;
  font-weight: 600;
}

.fp-badge.critical { background: var(--fp-red-dim);   color: var(--fp-red);   border: 1px solid var(--fp-red); }
.fp-badge.warning  { background: var(--fp-amber-dim); color: var(--fp-amber); border: 1px solid var(--fp-amber); }
.fp-badge.info     { background: var(--fp-cyan-dim);  color: var(--fp-cyan);  border: 1px solid var(--fp-cyan); }
.fp-badge.ok       { background: var(--fp-green-dim); color: var(--fp-green); border: 1px solid var(--fp-green); }
.fp-badge.neutral  { background: var(--fp-surface-2); color: var(--fp-text-muted); border: 1px solid var(--fp-border-2); }

/* ── Buttons ────────────────────────────────────────── */
.fp-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--fp-radius-sm);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--fp-transition);
  border: 1px solid transparent;
  text-decoration: none;
}

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

.fp-btn-ghost {
  background: transparent;
  color: var(--fp-text-2);
  border-color: var(--fp-border-2);
}
.fp-btn-ghost:hover { background: var(--fp-surface-2); color: var(--fp-text); }

.fp-btn-danger {
  background: var(--fp-red-dim);
  color: var(--fp-red);
  border-color: var(--fp-red);
}
.fp-btn-danger:hover { background: var(--fp-red); color: #fff; }

.fp-btn-sm { padding: 5px 10px; font-size: 12px; }

/* ── Form controls ──────────────────────────────────── */
.fp-input, .fp-select, .fp-textarea {
  background: var(--fp-surface-2);
  border: 1px solid var(--fp-border-2);
  border-radius: var(--fp-radius-sm);
  color: var(--fp-text);
  padding: 9px 12px;
  font-size: 13px;
  width: 100%;
  outline: none;
  transition: border-color var(--fp-transition);
  font-family: inherit;
}

.fp-input:focus, .fp-select:focus, .fp-textarea:focus {
  border-color: var(--fp-accent);
}

.fp-select option { background: var(--fp-surface); }

.fp-label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--fp-text-muted);
  margin-bottom: 6px;
}

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

/* ── Modal ──────────────────────────────────────────── */
.fp-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 20px;
  display: none;
}

.fp-modal-overlay.open { display: flex; }

.fp-modal {
  background: var(--fp-surface);
  border: 1px solid var(--fp-border-2);
  border-radius: var(--fp-radius-lg);
  padding: 28px;
  max-width: 480px;
  width: 100%;
  box-shadow: var(--fp-shadow);
}

.fp-modal-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--fp-text);
  margin-bottom: 20px;
}

.fp-modal-actions {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
  margin-top: 24px;
}

/* ── Tabs ───────────────────────────────────────────── */
.fp-tabs {
  display: flex;
  gap: 2px;
  background: var(--fp-surface-2);
  border-radius: var(--fp-radius-sm);
  padding: 4px;
  margin-bottom: 20px;
  align-self: flex-start;
}

.fp-tab {
  padding: 7px 16px;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 500;
  color: var(--fp-text-muted);
  cursor: pointer;
  transition: all var(--fp-transition);
  border: none;
  background: transparent;
}

.fp-tab.active {
  background: var(--fp-surface);
  color: var(--fp-text);
  box-shadow: var(--fp-shadow-sm);
}

.fp-tab-panel { display: none; }
.fp-tab-panel.active { display: block; }

/* ── Empty state ────────────────────────────────────── */
.fp-empty {
  text-align: center;
  padding: 48px 24px;
  color: var(--fp-text-muted);
}

.fp-empty-icon { font-size: 40px; margin-bottom: 12px; }
.fp-empty-title { font-size: 15px; font-weight: 600; color: var(--fp-text-2); margin-bottom: 6px; }
.fp-empty-sub { font-size: 13px; }

/* ── Loading spinner ────────────────────────────────── */
.fp-spinner {
  width: 20px;
  height: 20px;
  border: 2px solid var(--fp-border-2);
  border-top-color: var(--fp-accent);
  border-radius: 50%;
  animation: fp-spin 0.7s linear infinite;
}

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

/* ── Toast ──────────────────────────────────────────── */
#fp-toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  z-index: 2000;
}

.fp-toast {
  background: var(--fp-surface);
  border: 1px solid var(--fp-border-2);
  border-radius: var(--fp-radius);
  padding: 12px 18px;
  font-size: 13px;
  color: var(--fp-text-2);
  box-shadow: var(--fp-shadow);
  display: flex;
  align-items: center;
  gap: 10px;
  animation: fp-toast-in 0.25s ease;
  max-width: 340px;
}

.fp-toast.success { border-color: var(--fp-green); }
.fp-toast.error   { border-color: var(--fp-red); }
.fp-toast.warning { border-color: var(--fp-amber); }

@keyframes fp-toast-in {
  from { opacity: 0; transform: translateX(16px); }
  to   { opacity: 1; transform: translateX(0); }
}

/* ── Responsive ─────────────────────────────────────── */
@media (max-width: 768px) {
  :root { --fp-sidebar-w: 0px; }
  .fp-sidebar { display: none; }
  .fp-content { padding: 16px; }
  .fp-kpi-grid { grid-template-columns: 1fr 1fr; }
}