/* ==========================================================================
   ALKARA FLEETFMS — Device Management & Onboarding Stylesheet
   Strict OFALabs UI/UX Guidelines: Industrial, Minimalist, Data-Dense
   No gradients, no heavy drop shadows, flat clean layout.
   ========================================================================== */

/* Design tokens are inherited from the global stylesheet
   /_next/static/chunks/1t4aoiqub9ec4.css; local --dev-* aliases below map
   page-level names onto the global tokens — do not hardcode hex values here. */
:root {
  --dev-bg: var(--c-surface);
  --dev-surface: var(--c-white);
  --dev-brand: var(--c-accent);
  --dev-brand-hover: var(--c-accent2);
  --dev-brand-subtle: #eff6ff;
  --dev-text-main: var(--c-text);
  --dev-text-muted: var(--c-sub);
  --dev-text-sub: var(--c-muted);
  --dev-border: var(--c-border);
  --dev-border-subtle: var(--c-surface2);
  --dev-radius-card: var(--radius-lg);
  --dev-radius-btn: var(--radius-sm);
  --dev-radius-pill: 99px;
  --dev-danger: var(--c-error);
  --dev-danger-bg: #fee2e2;
  --dev-success: var(--c-loading);
  --dev-success-bg: #dcfce7;
  --dev-warning: var(--c-dumping);
  --dev-warning-bg: #fef9c3;
  --dev-info: #0369a1;
  --dev-info-bg: #e0f2fe;
}

.app-content {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  position: relative;
  height: 100%;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior: contain;
}

.device-page {
  display: flex;
  flex-direction: column;
  gap: 20px;
  padding: 24px 32px 64px;
  max-width: 1440px;
  margin: 0 auto;
  width: 100%;
  box-sizing: border-box;
  min-height: 100%;
  font-family: var(--font-sans);
}

/* Header & Actions Bar */
.device-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.device-title-group h2 {
  font-size: 20px;
  font-weight: 700;
  color: var(--dev-text-main);
  margin: 0 0 4px 0;
  letter-spacing: -0.01em;
}

.device-title-group p {
  font-size: 13px;
  color: var(--dev-text-muted);
  margin: 0;
}

.device-action-group {
  display: flex;
  align-items: center;
  gap: 10px;
}

.device-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  height: 38px;
  padding: 0 16px;
  font-size: 13px;
  font-weight: 600;
  border-radius: var(--dev-radius-btn);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.15s ease;
  font-family: inherit;
  white-space: nowrap;
}

.device-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.device-btn-primary {
  background-color: var(--dev-brand);
  color: var(--c-white);
  border-color: var(--dev-brand);
}

.device-btn-primary:hover:not(:disabled) {
  background-color: var(--dev-brand-hover);
  border-color: var(--dev-brand-hover);
}

.device-btn-secondary {
  background-color: var(--c-white);
  color: var(--dev-text-main);
  border-color: var(--dev-border);
}

.device-btn-secondary:hover:not(:disabled) {
  background-color: var(--dev-border-subtle);
}

.device-btn-danger {
  background-color: var(--c-white);
  color: var(--dev-danger);
  border-color: #fca5a5;
}

.device-btn-danger:hover:not(:disabled) {
  background-color: var(--dev-danger-bg);
}

.device-btn-sm {
  height: 28px;
  padding: 0 10px;
  font-size: 12px;
}

/* KPI Summary Cards */
.device-stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 14px;
}

.device-stat-card {
  background-color: var(--dev-surface);
  border: 1px solid var(--dev-border);
  border-radius: var(--dev-radius-card);
  padding: 16px 20px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.device-stat-label {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--dev-text-muted);
}

.device-stat-value {
  font-size: 26px;
  font-weight: 700;
  color: var(--dev-text-main);
  line-height: 1.1;
}

.device-stat-sub {
  font-size: 12px;
  color: var(--dev-text-sub);
}

/* Filter & Search Bar */
.device-filter-bar {
  background-color: var(--dev-surface);
  border: 1px solid var(--dev-border);
  border-radius: var(--dev-radius-card);
  padding: 14px 18px;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.device-search-box {
  flex: 1;
  min-width: 240px;
  position: relative;
  display: flex;
  align-items: center;
}

.device-search-box svg {
  position: absolute;
  left: 12px;
  color: var(--dev-text-sub);
  pointer-events: none;
}

.device-search-input {
  width: 100%;
  height: 36px;
  padding: 0 12px 0 36px;
  border: 1px solid var(--dev-border);
  border-radius: var(--dev-radius-btn);
  font-size: 13px;
  color: var(--dev-text-main);
  background-color: var(--c-white);
  outline: none;
  font-family: inherit;
  box-sizing: border-box;
}

.device-search-input:focus {
  border-color: var(--dev-brand);
}

.device-filter-select {
  height: 36px;
  padding: 0 12px;
  border: 1px solid var(--dev-border);
  border-radius: var(--dev-radius-btn);
  font-size: 13px;
  color: var(--dev-text-main);
  background-color: var(--c-white);
  outline: none;
  font-family: inherit;
  cursor: pointer;
}

.device-filter-select:focus {
  border-color: var(--dev-brand);
}

/* Device Table Panel */
.device-table-card {
  background-color: var(--dev-surface);
  border: 1px solid var(--dev-border);
  border-radius: var(--dev-radius-card);
  overflow: hidden;
}

.device-table-container {
  width: 100%;
  overflow-x: auto;
}

.device-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 13px;
}

.device-table th {
  background-color: var(--dev-bg);
  color: var(--dev-text-muted);
  font-weight: 600;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 12px 16px;
  border-bottom: 1px solid var(--dev-border);
  white-space: nowrap;
}

.device-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--dev-border-subtle);
  color: var(--dev-text-main);
  vertical-align: middle;
}

.device-table tbody tr:hover {
  background-color: #fcfdfe;
}

.device-mono {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 12px;
  color: var(--dev-text-main);
}

/* Semantic Status Pills (9999px) */
.device-status-pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 10px;
  border-radius: var(--dev-radius-pill);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.device-status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: currentColor;
}

.device-kind-tag {
  display: inline-block;
  padding: 2px 7px;
  border-radius: 4px;
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  background-color: var(--dev-border-subtle);
  color: var(--dev-text-muted);
  border: 1px solid var(--dev-border);
}

.device-kind-tag--physical {
  background-color: #eff6ff;
  color: var(--c-accent2);
  border-color: #bfdbfe;
}

.device-kind-tag--virtual {
  background-color: var(--c-surface2);
  color: var(--c-queuing);
  border-color: var(--c-border2);
}

.device-kind-tag--emulator {
  background-color: #fdf4ff;
  color: #a21caf;
  border-color: #f5d0fe;
}

/* Actions Column */
.device-actions-cell {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: nowrap;
}

/* Modal Windows */
.device-modal-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(15, 23, 42, 0.45);
  backdrop-filter: blur(2px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 20px;
}

.device-modal {
  background-color: var(--c-white);
  border: 1px solid var(--dev-border);
  border-radius: 16px;
  width: 100%;
  max-width: 520px;
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
  overflow: hidden;
  animation: modalFadeIn 0.2s ease-out;
}

@keyframes modalFadeIn {
  from { opacity: 0; transform: translateY(8px) scale(0.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.device-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 24px;
  border-bottom: 1px solid var(--dev-border);
}

.device-modal-header h3 {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  color: var(--dev-text-main);
}

.device-modal-close {
  background: transparent;
  border: none;
  font-size: 20px;
  color: var(--dev-text-sub);
  cursor: pointer;
  padding: 4px;
  border-radius: 4px;
}

.device-modal-close:hover {
  color: var(--dev-text-main);
  background-color: var(--dev-border-subtle);
}

.device-modal-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.device-form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.device-form-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--dev-text-main);
}

.device-form-input,
.device-form-select,
.device-form-textarea {
  height: 38px;
  padding: 0 12px;
  border: 1px solid var(--dev-border);
  border-radius: var(--dev-radius-btn);
  font-size: 13px;
  color: var(--dev-text-main);
  background-color: var(--c-white);
  outline: none;
  font-family: inherit;
  box-sizing: border-box;
}

.device-form-textarea {
  height: 72px;
  padding: 8px 12px;
  resize: vertical;
}

.device-form-input:focus,
.device-form-select:focus,
.device-form-textarea:focus {
  border-color: var(--dev-brand);
}

.device-form-help {
  font-size: 11px;
  color: var(--dev-text-muted);
}

.device-modal-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  padding: 16px 24px;
  background-color: var(--dev-bg);
  border-top: 1px solid var(--dev-border);
}

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

.device-toast {
  padding: 12px 18px;
  border-radius: var(--dev-radius-btn);
  font-size: 13px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  animation: toastSlideIn 0.2s ease-out;
}

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

.device-toast--success {
  background-color: var(--c-loading);
  color: var(--c-white);
}

.device-toast--error {
  background-color: var(--c-error);
  color: var(--c-white);
}

/* Header status badges */
.settings-header-badges {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.settings-status-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 9999px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  background: var(--c-white);
  border: 1px solid var(--dev-border);
  color: var(--dev-text-sub);
}

.settings-status-pill[data-tone="live"],
.settings-status-pill[data-tone="connected"] {
  background: #dcfce7;
  color: var(--c-loading);
  border-color: #bbf7d0;
}

.settings-status-pill[data-tone="reconnecting"],
.settings-status-pill[data-tone="offline"] {
  background: #fee2e2;
  color: var(--c-error);
  border-color: #fecaca;
}

.settings-status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}


/* Read-only badge for hardware management (mutations live in backend console) */
.device-pill {
  display: inline-flex;
  align-items: center;
  height: 24px;
  padding: 0 10px;
  font-size: 11px;
  font-weight: 600;
  border-radius: 999px;
  background: #f1f5f9;
  color: #64748b;
  border: 1px solid #e2e8f0;
  white-space: nowrap;
}