/* UI Component Styling System */

/* Cards & Containers */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  box-shadow: var(--shadow-sm);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.card-title {
  font-size: 1rem;
  font-weight: 600;
}

/* KPI Summary Cards */
.kpi-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.15rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.kpi-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.kpi-icon-box {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  flex-shrink: 0;
}

.kpi-label {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.kpi-value {
  font-size: 1.5rem;
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--text-main);
  margin-top: 0.15rem;
}

/* Status Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  line-height: 1;
}

.badge-success { background: var(--color-success-bg); color: var(--color-success); }
.badge-warning { background: var(--color-warning-bg); color: var(--color-warning); }
.badge-danger { background: var(--color-danger-bg); color: var(--color-danger); }
.badge-info { background: var(--color-info-bg); color: var(--color-info); }
.badge-purple { background: var(--color-purple-bg); color: var(--color-purple); }
.badge-neutral { background: var(--border-light); color: var(--text-muted); }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.55rem 1.15rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.875rem;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.btn-sm {
  padding: 0.35rem 0.75rem;
  font-size: 0.78rem;
  border-radius: var(--radius-sm);
}

.btn-lg {
  padding: 0.75rem 1.5rem;
  font-size: 1rem;
}

.btn-primary {
  background: var(--primary);
  color: #ffffff;
  box-shadow: 0 2px 4px rgba(79, 70, 229, 0.2);
}

.btn-primary:hover {
  background: var(--primary-hover);
  box-shadow: 0 4px 8px rgba(79, 70, 229, 0.3);
}

.btn-secondary {
  background: var(--bg-card);
  color: var(--text-main);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background: var(--border-light);
  border-color: var(--primary-border);
}

.btn-danger {
  background: var(--color-danger);
  color: #ffffff;
}

.btn-danger:hover {
  background: #dc2626;
}

.btn-icon-only {
  width: 34px;
  height: 34px;
  padding: 0;
  border-radius: var(--radius-md);
}

/* Modals & Dialogs */
.modal-backdrop {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(15, 23, 42, 0.65);
  backdrop-filter: blur(4px);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

.modal-backdrop.show {
  opacity: 1;
  pointer-events: auto;
}

.modal {
  background: var(--bg-card);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-color);
  width: 100%;
  max-width: 620px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-xl);
  transform: scale(0.95);
  transition: transform 0.25s ease;
  overflow: hidden;
}

.modal-backdrop.show .modal {
  transform: scale(1);
}

.modal-header {
  padding: 1.15rem 1.5rem;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title {
  font-size: 1.1rem;
  font-weight: 700;
}

.modal-body {
  padding: 1.5rem;
  overflow-y: auto;
  flex: 1;
}

.modal-footer {
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.75rem;
  background: var(--bg-app);
}

/* Dynamic Forms */
.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

@media (max-width: 640px) {
  .form-grid {
    grid-template-columns: 1fr;
  }
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.form-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-main);
}

.form-label .required {
  color: var(--color-danger);
  margin-left: 2px;
}

.form-control {
  width: 100%;
  padding: 0.6rem 0.85rem;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  color: var(--text-main);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-light);
}

/* Tabs System */
.tab-container {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 1.25rem;
  overflow-x: auto;
  white-space: nowrap;
}

.tab-btn {
  padding: 0.65rem 1rem;
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--text-muted);
  border-bottom: 2px solid transparent;
  transition: all var(--transition-fast);
}

.tab-btn:hover {
  color: var(--text-main);
}

.tab-btn.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
}

/* Asset History Timeline */
.timeline {
  position: relative;
  padding-left: 1.5rem;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 6px;
  top: 6px;
  bottom: 6px;
  width: 2px;
  background: var(--border-color);
}

.timeline-item {
  position: relative;
  margin-bottom: 1.25rem;
}

.timeline-dot {
  position: absolute;
  left: -1.5rem;
  top: 4px;
  width: 14px;
  height: 14px;
  border-radius: var(--radius-full);
  background: var(--primary);
  border: 3px solid var(--bg-card);
}

.timeline-content {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.85rem 1rem;
}

.timeline-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.25rem;
}

.timeline-title {
  font-weight: 600;
  font-size: 0.875rem;
}

.timeline-date {
  font-size: 0.72rem;
  color: var(--text-muted);
}

/* Printable Sticker Label Preview */
.qr-sticker {
  width: 240px;
  padding: 1rem;
  border: 2px dashed #000;
  background: #fff;
  color: #000;
  font-family: sans-serif;
  text-align: center;
  border-radius: 8px;
  margin: 0 auto;
}

.qr-sticker-org {
  font-weight: 800;
  font-size: 0.85rem;
  text-transform: uppercase;
  margin-bottom: 0.35rem;
}

.qr-sticker-code {
  font-weight: 700;
  font-size: 0.95rem;
  margin-top: 0.35rem;
  letter-spacing: 0.05em;
}

/* Camera Video Preview Container */
.camera-preview-container {
  width: 100%;
  height: 280px;
  background: #000;
  border-radius: var(--radius-md);
  overflow: hidden;
  position: relative;
}

.camera-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.camera-overlay-box {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 180px;
  height: 180px;
  border: 3px stroke var(--primary);
  border-radius: var(--radius-lg);
  box-shadow: 0 0 0 9999px rgba(0, 0, 0, 0.5);
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  top: 1.25rem;
  right: 1.25rem;
  z-index: 300;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  pointer-events: none;
}

.toast {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-left: 4px solid var(--primary);
  border-radius: var(--radius-md);
  padding: 0.85rem 1.15rem;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  pointer-events: auto;
  animation: fadeIn 0.3s ease;
  min-width: 280px;
}

.toast-success { border-left-color: var(--color-success); }
.toast-danger { border-left-color: var(--color-danger); }
.toast-warning { border-left-color: var(--color-warning); }