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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.5;
  min-height: 100vh;
}

/* Header */
.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.75rem 1.5rem;
  background: var(--color-bg-card);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.logo {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary);
}

.home-link {
  font-size: 0.8rem;
  color: var(--color-text-secondary);
  text-decoration: none;
}

.home-link:hover {
  color: var(--color-primary);
}

.user-info {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.85rem;
  color: var(--color-text-secondary);
}

.theme-switcher select {
  font-size: 0.75rem;
  padding: 0.15rem 0.3rem;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  background: var(--color-bg-card);
  color: var(--color-text);
}

/* Container */
.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 1rem 1.5rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.4rem 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  background: var(--color-bg-card);
  color: var(--color-text);
  font-size: 0.85rem;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}

.btn:hover {
  background: var(--color-bg-hover);
  border-color: var(--color-border);
}

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

.btn-small {
  padding: 0.25rem 0.5rem;
  font-size: 0.8rem;
}

.btn-primary {
  background: var(--color-primary);
  color: white;
  border-color: var(--color-primary);
}

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

.btn-close {
  background: none;
  border: none;
  font-size: 1.2rem;
  cursor: pointer;
  color: var(--color-text-secondary);
  padding: 0.25rem;
  line-height: 1;
}

.btn-clear {
  background: none;
  border: none;
  font-size: 1.1rem;
  cursor: pointer;
  color: var(--color-text-muted);
  padding: 0.25rem 0.5rem;
  position: absolute;
  right: 0.5rem;
  top: 50%;
  transform: translateY(-50%);
}

.btn-copy {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 0.8rem;
  padding: 0 0.25rem;
  opacity: 0.6;
}

.btn-copy:hover {
  opacity: 1;
}

/* Loading */
.loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 3rem;
  gap: 1rem;
}

.spinner {
  width: 32px;
  height: 32px;
  border: 3px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

.loading-inline {
  display: flex;
  justify-content: center;
  padding: 2rem;
}

.spinner-small {
  width: 20px;
  height: 20px;
  border: 2px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

/* Error Banner */
.error-banner {
  background: #fef2f2;
  border: 1px solid #fca5a5;
  border-radius: 6px;
  padding: 0.75rem 1rem;
  margin-bottom: 1rem;
}

.error-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.error-actions {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: 2rem;
  color: var(--color-text-secondary);
}

/* Tab Navigation */
.tab-nav {
  display: flex;
  gap: 0;
  border-bottom: 2px solid var(--color-border);
  margin-bottom: 1rem;
}

.tab-btn {
  padding: 0.6rem 1.25rem;
  border: none;
  background: none;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  transition: color 0.15s, border-color 0.15s;
}

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

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

/* Summary Bar */
.summary-bar {
  display: flex;
  gap: 1.5rem;
  padding: 0.75rem 1rem;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  margin-bottom: 1rem;
}

.summary-item {
  display: flex;
  align-items: baseline;
  gap: 0.4rem;
}

.summary-count {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-primary);
}

.summary-label {
  font-size: 0.8rem;
  color: var(--color-text-secondary);
}

/* Search Bar */
.search-bar {
  position: relative;
  margin-bottom: 0.75rem;
}

.search-input {
  width: 100%;
  padding: 0.65rem 2.5rem 0.65rem 0.75rem;
  border: 2px solid var(--color-border);
  border-radius: 6px;
  font-size: 0.95rem;
  background: var(--color-bg-card);
  color: var(--color-text);
  transition: border-color 0.15s;
}

.search-input:focus {
  outline: none;
  border-color: var(--color-primary);
}

.search-input::placeholder {
  color: var(--color-text-muted);
}

/* Filter Bar */
.filter-bar {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.filter-bar select {
  padding: 0.35rem 0.5rem;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  font-size: 0.85rem;
  background: var(--color-bg-card);
  color: var(--color-text);
}

/* Results Table */
.results-container {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  overflow-x: auto;
}

.results-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}

.results-table th {
  text-align: left;
  padding: 0.5rem 0.6rem;
  background: var(--color-bg-hover);
  border-bottom: 1px solid var(--color-border);
  font-weight: 600;
  font-size: 0.8rem;
  color: var(--color-text-secondary);
  white-space: nowrap;
}

.results-table td {
  padding: 0.45rem 0.6rem;
  border-bottom: 1px solid var(--color-border-light);
  vertical-align: top;
}

.results-table tbody tr:hover td {
  background: var(--color-bg-hover);
}

.clickable {
  cursor: pointer;
}

.model-col {
  max-width: 200px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.asset-row {
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.expand-icon {
  font-size: 0.6rem;
  transition: transform 0.15s;
  color: var(--color-text-muted);
}

.expand-icon.expanded {
  transform: rotate(90deg);
}

/* Category Badge */
.category-badge {
  display: inline-block;
  padding: 0.1rem 0.4rem;
  border-radius: 3px;
  font-size: 0.75rem;
  font-weight: 500;
  white-space: nowrap;
}

.category-badge.workstation {
  background: #dbeafe;
  color: #1e40af;
}

.category-badge.server_network {
  background: #f3e8ff;
  color: #6b21a8;
}

.category-badge.printer {
  background: #d1fae5;
  color: #065f46;
}

/* Warranty Colors */
.warranty-expired {
  color: #dc2626;
  font-weight: 600;
}

.warranty-warning {
  color: #d97706;
  font-weight: 600;
}

.warranty-ok {
  color: #16a34a;
}

/* Copyable */
.copyable {
  cursor: pointer;
  border-bottom: 1px dashed var(--color-text-muted);
}

.copyable:hover {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

/* Detail Row */
.detail-row td {
  background: var(--color-bg-hover) !important;
  padding: 0 !important;
}

.asset-detail {
  padding: 1rem 1.5rem;
}

.detail-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 0.75rem;
}

.detail-field {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.detail-field label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.detail-field span {
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.detail-notes {
  margin-top: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--color-border-light);
}

.detail-notes label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.detail-notes p {
  margin-top: 0.25rem;
  font-size: 0.85rem;
  white-space: pre-wrap;
}

/* Pagination */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1rem;
  padding: 0.75rem;
  font-size: 0.85rem;
  color: var(--color-text-secondary);
}

/* Warranty Dashboard */
.warranty-summary {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.warranty-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 1.25rem;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  text-align: center;
}

.warranty-card.warranty-expired {
  border-left: 4px solid #dc2626;
}

.warranty-card.warranty-warning-card {
  border-left: 4px solid #d97706;
}

.warranty-card.warranty-soon {
  border-left: 4px solid #f59e0b;
}

.warranty-card.warranty-valid {
  border-left: 4px solid #16a34a;
}

.warranty-count {
  font-size: 2rem;
  font-weight: 700;
}

.warranty-card.warranty-expired .warranty-count { color: #dc2626; }
.warranty-card.warranty-warning-card .warranty-count { color: #d97706; }
.warranty-card.warranty-soon .warranty-count { color: #f59e0b; }
.warranty-card.warranty-valid .warranty-count { color: #16a34a; }

.warranty-label {
  font-size: 0.8rem;
  color: var(--color-text-secondary);
  margin-top: 0.25rem;
}

.warranty-filter {
  margin-bottom: 1rem;
}

.warranty-filter select {
  padding: 0.35rem 0.5rem;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  font-size: 0.85rem;
  background: var(--color-bg-card);
  color: var(--color-text);
}

.warranty-section {
  margin-bottom: 1.5rem;
}

.warranty-section-title {
  font-size: 0.95rem;
  font-weight: 600;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 0.5rem;
}

.warranty-expired-title { color: #dc2626; }
.warranty-warning-title { color: #d97706; }
.warranty-soon-title { color: #f59e0b; }

.warranty-list {
  display: flex;
  flex-direction: column;
}

.warranty-item {
  display: grid;
  grid-template-columns: 100px 80px 1fr 150px 120px 100px;
  gap: 0.5rem;
  padding: 0.4rem 0.5rem;
  font-size: 0.85rem;
  border-bottom: 1px solid var(--color-border-light);
  align-items: center;
}

.warranty-item:hover {
  background: var(--color-bg-hover);
}

.warranty-item-client {
  font-weight: 600;
  font-size: 0.8rem;
}

.warranty-item-id {
  color: var(--color-text-secondary);
  font-size: 0.8rem;
}

.warranty-item-type {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.warranty-item-serial {
  font-family: monospace;
  font-size: 0.8rem;
}

.warranty-item-assigned {
  font-size: 0.8rem;
  color: var(--color-text-secondary);
}

.warranty-item-date {
  text-align: right;
  font-size: 0.8rem;
  font-weight: 600;
}

/* Clients Grid */
.clients-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1rem;
}

.client-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 1rem;
  cursor: pointer;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.client-card:hover {
  border-color: var(--color-primary);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.client-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.75rem;
}

.client-card-header h3 {
  font-size: 0.95rem;
  font-weight: 600;
}

.sync-badge {
  font-size: 0.7rem;
  padding: 0.15rem 0.4rem;
  border-radius: 3px;
  font-weight: 500;
}

.sync-ok {
  background: #d1fae5;
  color: #065f46;
}

.sync-error {
  background: #fee2e2;
  color: #991b1b;
}

.sync-pending {
  background: #fef3c7;
  color: #92400e;
}

.client-card-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.5rem;
  text-align: center;
}

.client-stat {
  display: flex;
  flex-direction: column;
}

.client-stat-count {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-primary);
}

.client-stat-label {
  font-size: 0.65rem;
  color: var(--color-text-secondary);
}

.client-card-footer {
  display: flex;
  justify-content: space-between;
  margin-top: 0.75rem;
  padding-top: 0.5rem;
  border-top: 1px solid var(--color-border-light);
}

.client-synced {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

.client-error {
  font-size: 0.75rem;
  color: #dc2626;
  font-weight: 500;
}

/* Sync Footer */
.sync-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.5rem 1rem;
  margin-top: 1rem;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  font-size: 0.8rem;
  color: var(--color-text-secondary);
}

.sync-info {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.sync-separator {
  color: var(--color-border);
}

/* Responsive */
@media (max-width: 768px) {
  .container {
    padding: 0.75rem;
  }

  .summary-bar {
    flex-wrap: wrap;
    gap: 0.75rem;
  }

  .warranty-item {
    grid-template-columns: 80px 60px 1fr 100px;
  }

  .warranty-item-serial,
  .warranty-item-assigned {
    display: none;
  }

  .filter-bar {
    flex-direction: column;
    align-items: stretch;
  }

  .detail-grid {
    grid-template-columns: 1fr 1fr;
  }

  .clients-grid {
    grid-template-columns: 1fr;
  }
}