/* ═══════════════════════════════════════════════
   VARIABLES & RESET
   ═══════════════════════════════════════════════ */
:root {
  --blue-50: #eff6ff;
  --blue-100: #dbeafe;
  --blue-200: #bfdbfe;
  --blue-300: #93c5fd;
  --blue-400: #60a5fa;
  --blue-500: #3b82f6;
  --blue-600: #2563eb;
  --blue-700: #1d4ed8;
  --blue-800: #1e40af;
  --blue-900: #1e3a8a;
  --dark: #060d1f;
  --white: #ffffff;
  --font-display: 'Outfit', sans-serif;
  --font-body: 'Plus Jakarta Sans', sans-serif;
  --font-mono: 'Space Mono', monospace;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --radius: 20px;

  --bg-body: #060d1f;
  --bg-card: rgba(255,255,255,0.02);
  --bg-card-hover: rgba(255,255,255,0.05);
  --border-card: rgba(255,255,255,0.06);
  --border-card-hover: rgba(59,130,246,0.2);
  --text-primary: #ffffff;
  --text-secondary: rgba(255,255,255,0.5);
  --text-tertiary: rgba(255,255,255,0.35);
  --text-muted: rgba(255,255,255,0.25);
  --shadow-card: 0 30px 60px rgba(0,0,0,0.2);
}

/* Light theme */
[data-theme="light"] {
  --bg-body: #f4f7fb;
  --bg-card: rgba(59,130,246,0.04);
  --bg-card-hover: rgba(59,130,246,0.08);
  --border-card: rgba(0,0,0,0.08);
  --border-card-hover: rgba(59,130,246,0.3);
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-tertiary: #64748b;
  --text-muted: #94a3b8;
  --shadow-card: 0 20px 50px rgba(0,0,0,0.06);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--text-secondary);
  background: var(--bg-body);
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--bg-body); }
::-webkit-scrollbar-thumb { background: var(--blue-500); border-radius: 2px; }

/* ═══════════════════════════════════════════════
   LAYOUT
   ═══════════════════════════════════════════════ */
.panel-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  min-height: 100vh;
}

/* ═══════════════════════════════════════════════
   SIDEBAR
   ═══════════════════════════════════════════════ */
.sidebar {
  background: rgba(255,255,255,0.02);
  border-right: 1px solid var(--border-card);
  padding: 24px 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  position: sticky;
  top: 0;
  height: 100vh;
}

[data-theme="light"] .sidebar {
  background: #ffffff;
  border-color: rgba(0,0,0,0.06);
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 12px;
  margin-bottom: 24px;
}

.sidebar-logo-icon {
  width: 40px; height: 40px;
  background: linear-gradient(135deg, var(--blue-500), var(--blue-700));
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  color: white;
  padding: 8px;
  flex-shrink: 0;
}

.sidebar-logo-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--text-primary);
}

.sidebar-section-label {
  font-size: 0.65rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  padding: 16px 12px 8px;
}

.sidebar-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.2s var(--ease);
  text-decoration: none;
  color: var(--text-secondary);
  font-size: 0.88rem;
  font-weight: 500;
}

.sidebar-item:hover {
  background: var(--bg-card-hover);
  color: var(--text-primary);
}

.sidebar-item.active {
  background: rgba(59,130,246,0.12);
  color: var(--blue-400);
  font-weight: 600;
}

[data-theme="light"] .sidebar-item.active {
  background: rgba(59,130,246,0.1);
  color: var(--blue-600);
}

.sidebar-item-icon {
  width: 20px; height: 20px;
  opacity: 0.6;
  flex-shrink: 0;
}

.sidebar-item.active .sidebar-item-icon { opacity: 1; }

.sidebar-badge {
  margin-left: auto;
  background: rgba(59,130,246,0.15);
  color: var(--blue-400);
  font-size: 0.7rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 20px;
}

[data-theme="light"] .sidebar-badge {
  background: rgba(59,130,246,0.1);
  color: var(--blue-600);
}

.sidebar-footer {
  margin-top: auto;
  border-top: 1px solid var(--border-card);
  padding-top: 16px;
}

.sidebar-user {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 12px;
}

.sidebar-avatar {
  width: 36px; height: 36px;
  background: linear-gradient(135deg, var(--blue-400), var(--blue-600));
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  color: white;
  font-weight: 700;
  font-size: 0.8rem;
}

.sidebar-user-info { flex: 1; }

.sidebar-user-name {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
}

.sidebar-user-role {
  font-size: 0.7rem;
  color: var(--text-muted);
}

/* ═══════════════════════════════════════════════
   MAIN CONTENT
   ═══════════════════════════════════════════════ */
.main {
  padding: 32px;
  overflow-y: auto;
}

.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 32px;
}

.page-title {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--text-primary);
}

.page-subtitle {
  font-size: 0.9rem;
  color: var(--text-tertiary);
  margin-top: 4px;
}

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

/* Filters bar (Installations page) */
.installations-filters-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.filters-search {
  flex: 1;
  min-width: 180px;
  max-width: 320px;
}

.filters-dates {
  display: flex;
  align-items: center;
  gap: 10px;
}

.filter-date-field {
  display: flex;
  align-items: center;
  gap: 6px;
}

.filter-date-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
  white-space: nowrap;
}

.filter-date-input {
  width: 150px;
  padding: 8px 10px !important;
  font-size: 0.82rem;
  color-scheme: dark;
}

[data-theme="light"] .filter-date-input {
  color-scheme: light;
}

.filter-clear-btn {
  padding: 6px 14px !important;
  font-size: 0.78rem;
  white-space: nowrap;
}

.btn {
  padding: 10px 20px;
  border-radius: 12px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s var(--ease);
  border: none;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.btn-primary {
  background: linear-gradient(135deg, var(--blue-500), var(--blue-600));
  color: white;
  box-shadow: 0 4px 16px rgba(59,130,246,0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(59,130,246,0.4);
}

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

.btn-outline:hover {
  border-color: var(--border-card-hover);
  color: var(--text-primary);
  background: var(--bg-card-hover);
}

/* Theme toggle */
.theme-toggle {
  width: 40px; height: 40px;
  border-radius: 12px;
  border: 1px solid var(--border-card);
  background: var(--bg-card);
  color: var(--text-secondary);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  font-size: 1.1rem;
  transition: all 0.3s;
}
.theme-toggle:hover { border-color: var(--border-card-hover); background: var(--bg-card-hover); }
.theme-toggle .icon-sun { display: none; }
.theme-toggle .icon-moon { display: flex; }
[data-theme="light"] .theme-toggle .icon-sun { display: flex; }
[data-theme="light"] .theme-toggle .icon-moon { display: none; }

/* ═══════════════════════════════════════════════
   STAT CARDS
   ═══════════════════════════════════════════════ */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 28px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: 16px;
  padding: 24px;
  transition: all 0.4s var(--ease);
}

.stat-card:hover {
  border-color: var(--border-card-hover);
  transform: translateY(-3px);
  box-shadow: var(--shadow-card);
}

.stat-label {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.stat-value {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  color: var(--text-primary);
}

.stat-value.blue { color: var(--blue-400); }
[data-theme="light"] .stat-value.blue { color: var(--blue-600); }
.stat-value.green { color: #4ade80; }
[data-theme="light"] .stat-value.green { color: #16a34a; }
.stat-value.orange { color: #fb923c; }
[data-theme="light"] .stat-value.orange { color: #ea580c; }
.stat-value.red { color: #f87171; }
[data-theme="light"] .stat-value.red { color: #dc2626; }

.stat-change {
  font-size: 0.75rem;
  margin-top: 8px;
  display: flex;
  align-items: center;
  gap: 4px;
}

.stat-change.up { color: #4ade80; }
.stat-change.down { color: #f87171; }

/* ═══════════════════════════════════════════════
   SECTION CARDS
   ═══════════════════════════════════════════════ */
.content-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 28px;
}

.content-grid.full {
  grid-template-columns: 1fr;
}

.content-grid.content-grid-3 {
  grid-template-columns: 1fr 1fr 1fr;
}

.content-grid.content-grid-3-1 {
  grid-template-columns: 3fr 1fr;
}

.dist-info-grid.dist-info-grid-3 {
  grid-template-columns: 1fr 1fr 1fr;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all 0.4s var(--ease);
}

.card:hover {
  border-color: var(--border-card-hover);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  border-bottom: 1px solid var(--border-card);
}

.card-title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
}

.card-badge {
  font-size: 0.7rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 20px;
  background: rgba(59,130,246,0.12);
  color: var(--blue-400);
}

[data-theme="light"] .card-badge {
  background: rgba(59,130,246,0.1);
  color: var(--blue-600);
}

.card-body { padding: 20px 24px; }

/* ═══════════════════════════════════════════════
   DISTRIBUTOR INFO
   ═══════════════════════════════════════════════ */
.dist-info-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.dist-field {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.dist-field-label {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
}

.dist-field-value {
  font-size: 0.9rem;
  color: var(--text-primary);
  font-weight: 500;
}

.dist-field-value a {
  color: var(--blue-400);
  text-decoration: none;
}

[data-theme="light"] .dist-field-value a {
  color: var(--blue-600);
}

.dist-field-value a:hover {
  text-decoration: underline;
}

/* ═══════════════════════════════════════════════
   TABLE
   ═══════════════════════════════════════════════ */
.data-table {
  width: 100%;
  border-collapse: collapse;
}

.data-table th {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  text-align: left;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-card);
}

.data-table td {
  font-size: 0.85rem;
  color: var(--text-secondary);
  padding: 14px 16px;
  border-bottom: 1px solid rgba(255,255,255,0.03);
}

[data-theme="light"] .data-table td {
  border-bottom-color: rgba(0,0,0,0.04);
}

.data-table tbody tr {
  transition: background 0.2s;
}

.data-table tbody tr:hover {
  background: var(--bg-card-hover);
}

.data-table .mono {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--blue-400);
}

[data-theme="light"] .data-table .mono {
  color: var(--blue-600);
}

/* Sortable headers */
.sortable-th {
  cursor: pointer;
  user-select: none;
  transition: color 0.2s;
}

.sortable-th:hover {
  color: var(--text-primary);
}

.sort-indicator {
  margin-left: 4px;
  font-size: 0.6rem;
  opacity: 0.7;
}

/* Status badges */
.status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 20px;
}

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

.status-active { background: rgba(74,222,128,0.1); color: #4ade80; }
.status-active .status-dot { background: #4ade80; }
[data-theme="light"] .status-active { background: rgba(22,163,74,0.1); color: #16a34a; }
[data-theme="light"] .status-active .status-dot { background: #16a34a; }

.status-warning { background: rgba(251,146,60,0.1); color: #fb923c; }
.status-warning .status-dot { background: #fb923c; }
[data-theme="light"] .status-warning { background: rgba(234,88,12,0.1); color: #ea580c; }
[data-theme="light"] .status-warning .status-dot { background: #ea580c; }

.status-expired { background: rgba(248,113,113,0.1); color: #f87171; }
.status-expired .status-dot { background: #f87171; }
[data-theme="light"] .status-expired { background: rgba(220,38,38,0.1); color: #dc2626; }
[data-theme="light"] .status-expired .status-dot { background: #dc2626; }

.status-pending { background: rgba(148,163,184,0.1); color: var(--text-muted); }
.status-pending .status-dot { background: var(--text-muted); }

/* ═══════════════════════════════════════════════
   CONTACTS LIST
   ═══════════════════════════════════════════════ */
.contact-list { display: flex; flex-direction: column; gap: 12px; }

.contact-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 16px;
  background: rgba(255,255,255,0.02);
  border: 1px solid rgba(255,255,255,0.04);
  border-radius: 12px;
  transition: all 0.2s;
}

[data-theme="light"] .contact-item {
  background: rgba(0,0,0,0.02);
  border-color: rgba(0,0,0,0.06);
}

.contact-item:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-card-hover);
}

.contact-avatar {
  width: 40px; height: 40px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--blue-400), var(--blue-600));
  display: flex; align-items: center; justify-content: center;
  color: white;
  font-weight: 700;
  font-size: 0.85rem;
  flex-shrink: 0;
}

.contact-info { flex: 1; }

.contact-name {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-primary);
}

.contact-detail {
  font-size: 0.78rem;
  color: var(--text-tertiary);
  margin-top: 2px;
}

.contact-tag {
  font-size: 0.65rem;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 20px;
  background: rgba(59,130,246,0.1);
  color: var(--blue-400);
}

[data-theme="light"] .contact-tag {
  background: rgba(59,130,246,0.08);
  color: var(--blue-600);
}

/* ═══════════════════════════════════════════════
   TIMELINE
   ═══════════════════════════════════════════════ */
.timeline { display: flex; flex-direction: column; gap: 0; }

.timeline-item {
  display: flex;
  gap: 16px;
  padding: 16px 0;
  position: relative;
}

.timeline-item:not(:last-child)::after {
  content: '';
  position: absolute;
  left: 15px;
  top: 44px;
  bottom: 0;
  width: 1px;
  background: var(--border-card);
}

.timeline-dot {
  width: 32px; height: 32px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  font-size: 0.8rem;
  z-index: 1;
}

.timeline-dot.green { background: rgba(74,222,128,0.12); color: #4ade80; }
.timeline-dot.orange { background: rgba(251,146,60,0.12); color: #fb923c; }
.timeline-dot.red { background: rgba(248,113,113,0.12); color: #f87171; }
.timeline-dot.blue { background: rgba(59,130,246,0.12); color: var(--blue-400); }

.timeline-content { flex: 1; }

.timeline-title {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-primary);
}

.timeline-desc {
  font-size: 0.8rem;
  color: var(--text-tertiary);
  margin-top: 4px;
}

.timeline-date {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  margin-top: 6px;
}

/* ═══════════════════════════════════════════════
   DISTRIBUTOR SELECTOR PAGE
   ═══════════════════════════════════════════════ */
.select-distributor-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 32px;
}

.select-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius);
  padding: 48px;
  max-width: 560px;
  width: 100%;
  text-align: center;
}

.select-card-logo {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, var(--blue-500), var(--blue-700));
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.5rem;
  margin: 0 auto 24px;
}

.select-card-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.select-card-subtitle {
  font-size: 0.9rem;
  color: var(--text-tertiary);
  margin-bottom: 32px;
}

.search-input {
  width: 100%;
  padding: 12px 16px;
  border-radius: 12px;
  border: 1px solid var(--border-card);
  background: var(--bg-card);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.9rem;
  outline: none;
  transition: all 0.3s var(--ease);
}

.search-input:focus {
  border-color: var(--blue-500);
  box-shadow: 0 0 0 3px rgba(59,130,246,0.15);
}

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

.distributor-list {
  margin-top: 16px;
  max-height: 400px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 8px;
  text-align: left;
}

.distributor-list-item {
  padding: 14px 16px;
  border-radius: 12px;
  border: 1px solid var(--border-card);
  cursor: pointer;
  transition: all 0.2s var(--ease);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.distributor-list-item:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-card-hover);
}

.distributor-list-item-name {
  font-weight: 600;
  color: var(--text-primary);
  font-size: 0.9rem;
}

.distributor-list-item-city {
  font-size: 0.78rem;
  color: var(--text-tertiary);
}

/* ═══════════════════════════════════════════════
   BLAZOR OVERRIDES & UTILITIES
   ═══════════════════════════════════════════════ */
#blazor-error-ui {
  background: lightyellow;
  bottom: 0;
  box-shadow: 0 -1px 2px rgba(0, 0, 0, 0.2);
  display: none;
  left: 0;
  padding: 0.6rem 1.25rem 0.7rem 1.25rem;
  position: fixed;
  width: 100%;
  z-index: 1000;
}

#blazor-error-ui .dismiss {
  cursor: pointer;
  position: absolute;
  right: 0.75rem;
  top: 0.5rem;
}

.blazor-error-boundary {
  background: #b32121;
  padding: 1rem;
  color: white;
}

.loading-container {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 60px 0;
}

.spinner {
  width: 36px;
  height: 36px;
  border: 3px solid var(--border-card);
  border-top-color: var(--blue-500);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

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

.empty-state-icon {
  font-size: 2.5rem;
  margin-bottom: 16px;
  opacity: 0.5;
  font-family: var(--font-display);
  font-weight: 800;
}

.empty-state-text {
  font-size: 0.9rem;
}

.valid.modified:not([type=checkbox]) { outline: none; }
.invalid { outline: none; }

/* ═══════════════════════════════════════════════
   AUTH PAGES (Login, ForgotPassword, SetPassword)
   ═══════════════════════════════════════════════ */
.auth-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 32px;
}

.auth-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius);
  padding: 48px;
  max-width: 440px;
  width: 100%;
  text-align: center;
}

.auth-logo {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, var(--blue-500), var(--blue-700));
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  margin: 0 auto 24px;
  padding: 12px;
}

.auth-logo svg {
  width: 100%;
  height: 100%;
}

.auth-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.auth-subtitle {
  font-size: 0.9rem;
  color: var(--text-tertiary);
  margin-bottom: 32px;
}

.auth-form-group {
  margin-bottom: 20px;
  text-align: left;
}

.auth-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.auth-input {
  width: 100%;
  padding: 12px 16px;
  border-radius: 12px;
  border: 1px solid var(--border-card);
  background: var(--bg-card);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.9rem;
  outline: none;
  transition: all 0.3s var(--ease);
}

.auth-input:focus {
  border-color: var(--blue-500);
  box-shadow: 0 0 0 3px rgba(59,130,246,0.15);
}

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

.auth-input:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.auth-input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.auth-input-wrapper .auth-input {
  padding-right: 44px;
}

.auth-eye-toggle {
  position: absolute;
  right: 12px;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-muted);
  padding: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.2s;
}

.auth-eye-toggle:hover {
  color: var(--text-secondary);
}

.auth-checkbox {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 24px;
  cursor: pointer;
  font-size: 0.85rem;
  color: var(--text-secondary);
  justify-content: flex-start;
}

.auth-checkbox input[type="checkbox"] {
  width: 18px;
  height: 18px;
  border-radius: 5px;
  border: 1px solid var(--border-card);
  background: var(--bg-card);
  cursor: pointer;
  accent-color: var(--blue-500);
}

.auth-button {
  width: 100%;
  padding: 14px 24px;
  margin-bottom: 20px;
  font-size: 0.9rem;
  justify-content: center;
}

.auth-button:disabled {
  opacity: 0.7;
  cursor: not-allowed;
  transform: none !important;
  box-shadow: 0 4px 16px rgba(59,130,246,0.2) !important;
}

.auth-link {
  display: block;
  text-align: center;
  font-size: 0.85rem;
  color: var(--blue-400);
  text-decoration: none;
  transition: color 0.2s;
}

[data-theme="light"] .auth-link {
  color: var(--blue-600);
}

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

.auth-error {
  background: rgba(248,113,113,0.1);
  border: 1px solid rgba(248,113,113,0.2);
  color: #f87171;
  font-size: 0.85rem;
  padding: 12px 16px;
  border-radius: 10px;
  margin-bottom: 20px;
  text-align: left;
}

[data-theme="light"] .auth-error {
  background: rgba(220,38,38,0.06);
  border-color: rgba(220,38,38,0.15);
  color: #dc2626;
}

.auth-success {
  background: rgba(74,222,128,0.1);
  border: 1px solid rgba(74,222,128,0.2);
  color: #4ade80;
  font-size: 0.85rem;
  padding: 12px 16px;
  border-radius: 10px;
  margin-bottom: 20px;
  text-align: left;
}

[data-theme="light"] .auth-success {
  background: rgba(22,163,74,0.06);
  border-color: rgba(22,163,74,0.15);
  color: #16a34a;
}

/* ═══════════════════════════════════════════════
   DETAIL PAGES
   ═══════════════════════════════════════════════ */
.btn-back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 10px;
  border: 1px solid var(--border-card);
  background: var(--bg-card);
  color: var(--text-secondary);
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s var(--ease);
  margin-bottom: 8px;
  text-decoration: none;
}

.btn-back:hover {
  border-color: var(--border-card-hover);
  color: var(--text-primary);
  background: var(--bg-card-hover);
}

.data-table tbody tr.clickable-row { cursor: pointer; }
.data-table tbody tr.clickable-row:hover { background: var(--bg-card-hover); }

.feature-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 8px; }

.feature-tag {
  font-size: 0.72rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 20px;
  background: rgba(59,130,246,0.1);
  color: var(--blue-400);
}

[data-theme="light"] .feature-tag { background: rgba(59,130,246,0.08); color: var(--blue-600); }

.feature-tag.inactive {
  background: rgba(148,163,184,0.1);
  color: var(--text-muted);
  text-decoration: line-through;
}

.data-table tfoot td {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-primary);
  padding: 14px 16px;
  border-top: 2px solid var(--border-card);
}

.stats-grid.three-cols { grid-template-columns: repeat(3, 1fr); }

.detail-notes {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.6;
  padding: 12px 16px;
  background: rgba(255,255,255,0.02);
  border: 1px solid rgba(255,255,255,0.04);
  border-radius: 10px;
  white-space: pre-wrap;
}

[data-theme="light"] .detail-notes { background: rgba(0,0,0,0.02); border-color: rgba(0,0,0,0.06); }

.entity-link { color: var(--blue-400); cursor: pointer; text-decoration: none; font-weight: 600; }
.entity-link:hover { text-decoration: underline; }
[data-theme="light"] .entity-link { color: var(--blue-600); }

/* License generator button */
.btn-license {
  padding: 4px 12px;
  font-size: 0.75rem;
  font-weight: 600;
  font-family: var(--font-body);
  border: 1px solid var(--blue-400);
  background: transparent;
  color: var(--blue-400);
  border-radius: 6px;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.2s;
}
.btn-license:hover:not(:disabled) {
  background: var(--blue-400);
  color: #fff;
}
.btn-license:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}
[data-theme="light"] .btn-license {
  border-color: var(--blue-600);
  color: var(--blue-600);
}
[data-theme="light"] .btn-license:hover:not(:disabled) {
  background: var(--blue-600);
  color: #fff;
}

/* Processing overlay */
.processing-overlay {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: rgba(0,0,0,0.6);
  z-index: 9999;
  display: flex;
  justify-content: center;
  align-items: center;
}
.processing-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 40px;
  text-align: center;
  min-width: 320px;
}
.processing-message {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-top: 20px;
}
.processing-sub {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-top: 8px;
}

/* Toast notifications */
.toast-notification {
  position: fixed;
  bottom: 24px;
  right: 24px;
  padding: 14px 20px;
  border-radius: 10px;
  font-size: 0.85rem;
  font-weight: 600;
  z-index: 9998;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.3);
  animation: slideIn 0.3s ease;
}
.toast-notification.success {
  background: rgba(74,222,128,0.15);
  border: 1px solid rgba(74,222,128,0.3);
  color: #4ade80;
}
.toast-notification.error {
  background: rgba(248,113,113,0.15);
  border: 1px solid rgba(248,113,113,0.3);
  color: #f87171;
}
[data-theme="light"] .toast-notification.success {
  background: rgba(22,163,74,0.1);
  border-color: rgba(22,163,74,0.3);
  color: #16a34a;
}
[data-theme="light"] .toast-notification.error {
  background: rgba(220,38,38,0.1);
  border-color: rgba(220,38,38,0.3);
  color: #dc2626;
}
.toast-close {
  background: none;
  border: none;
  color: inherit;
  font-size: 1.2rem;
  cursor: pointer;
  padding: 0 4px;
  opacity: 0.7;
}
.toast-close:hover { opacity: 1; }
@keyframes slideIn {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* ═══════════════════════════════════════════════
   VIEW TOGGLE (table/cards)
   ═══════════════════════════════════════════════ */
.view-toggle {
  display: inline-flex;
  border: 1px solid var(--border-card);
  border-radius: 10px;
  overflow: hidden;
  background: var(--bg-card);
}

.view-toggle-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 36px;
  border: none;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.2s var(--ease);
}

.view-toggle-btn:hover {
  color: var(--text-primary);
  background: var(--bg-card-hover);
}

.view-toggle-btn.active {
  background: rgba(59,130,246,0.12);
  color: var(--blue-400);
}

[data-theme="light"] .view-toggle-btn.active {
  background: rgba(59,130,246,0.1);
  color: var(--blue-600);
}

.view-toggle-btn + .view-toggle-btn {
  border-left: 1px solid var(--border-card);
}

/* ═══════════════════════════════════════════════
   CARD GRID VIEW
   ═══════════════════════════════════════════════ */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 16px;
  padding: 20px;
}

.item-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: 16px;
  padding: 20px;
  cursor: pointer;
  transition: all 0.3s var(--ease);
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.item-card:hover {
  border-color: var(--border-card-hover);
  transform: translateY(-3px);
  box-shadow: var(--shadow-card);
}

.item-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.item-card-title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.3;
}

.item-card-title.mono {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--blue-400);
}

[data-theme="light"] .item-card-title.mono {
  color: var(--blue-600);
}

.item-card-fields {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.item-card-field {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.item-card-field .dist-field-label {
  font-size: 0.65rem;
}

.item-card-field .dist-field-value {
  font-size: 0.82rem;
}

.item-card-serials {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-top: 10px;
  border-top: 1px solid var(--border-card);
}

.item-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 10px;
  border-top: 1px solid var(--border-card);
}

/* ═══════════════════════════════════════════════
   MOBILE TOP BAR
   ═══════════════════════════════════════════════ */
.mobile-top-bar {
  display: none;
}

/* ═══════════════════════════════════════════════
   BOTTOM NAVIGATION (mobile)
   ═══════════════════════════════════════════════ */
.bottom-nav {
  display: none;
}

.bottom-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  padding: 6px 12px;
  border-radius: 10px;
  text-decoration: none;
  color: var(--text-muted);
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: all 0.2s var(--ease);
  -webkit-tap-highlight-color: transparent;
}

.bottom-nav-item svg {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
}

.bottom-nav-item.active {
  color: var(--blue-400);
}

[data-theme="light"] .bottom-nav-item.active {
  color: var(--blue-600);
}

/* ═══════════════════════════════════════════════
   RESPONSIVE — TABLET (max 1024px)
   ═══════════════════════════════════════════════ */
@media (max-width: 1024px) {
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .stats-grid.three-cols {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .content-grid.content-grid-3 {
    grid-template-columns: 1fr;
  }

  .content-grid.content-grid-3-1 {
    grid-template-columns: 1fr;
  }

  .dist-info-grid.dist-info-grid-3 {
    grid-template-columns: 1fr 1fr;
  }

  .main {
    padding: 24px;
  }
}

/* ═══════════════════════════════════════════════
   RESPONSIVE — MOBILE (max 768px)
   ═══════════════════════════════════════════════ */
@media (max-width: 768px) {
  /* Layout: hide sidebar, show bottom nav */
  .panel-layout {
    grid-template-columns: 1fr;
  }

  .sidebar {
    display: none;
  }

  /* Mobile top bar */
    .mobile-top-bar {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 12px 16px;
        background: var(--bg-body);
        border-bottom: 1px solid var(--border-card);
        position: sticky;
        top: 10px;
        z-index: 999;
        margin: 18px;
        border: 1px solid var(--border-card);
        border-radius: 18px;
    }

  .mobile-top-logo {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.02em;
  }

  /* Hide the theme toggle inside dashboard header on mobile (it's in top bar now) */
  .page-header .theme-toggle {
    display: none;
  }

    .bottom-nav {
        display: flex;
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        height: 64px;
        background: var(--bg-body);
        border-top: 1px solid var(--border-card);
        z-index: 1000;
        justify-content: space-around;
        align-items: center;
        padding: 4px 8px env(safe-area-inset-bottom, 0);
        margin: 18px;
        border-radius: 18px;
        border: 1px solid var(--border-card);
    }

  /* Main content */
  .main {
    padding: 16px;
    padding-bottom: 80px;
    min-height: 100vh;
  }

  /* Page header stacks vertically */
  .page-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 20px;
  }

  .page-title {
    font-size: 1.4rem;
  }

  .page-subtitle {
    font-size: 0.8rem;
  }

  .header-actions {
    width: 100%;
    flex-wrap: wrap;
  }

  .header-actions .search-input {
    width: 100% !important;
    min-width: 0;
  }

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

  .filters-search {
    width: 100% !important;
    max-width: none;
  }

  .filters-dates {
    width: 100%;
    flex-wrap: wrap;
  }

  .filter-date-field {
    flex: 1;
    min-width: 0;
  }

  .filter-date-label {
    min-width: 40px;
  }

  .filter-date-input {
    width: 100% !important;
    flex: 1;
    min-width: 0;
  }

  /* Card grid mobile */
  .card-grid {
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 16px;
  }

  .item-card:hover {
    transform: none;
  }

  /* Stats grid: 2 columns */
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    margin-bottom: 20px;
  }

  .stats-grid.three-cols {
    grid-template-columns: repeat(2, 1fr);
  }

  .stat-card {
    padding: 16px;
    border-radius: 12px;
  }

  .stat-card:hover {
    transform: none;
  }

  .stat-value {
    font-size: 1.5rem;
  }

  .stat-label {
    font-size: 0.65rem;
    margin-bottom: 8px;
  }

  /* Content grid: single column */
  .content-grid {
    grid-template-columns: 1fr;
    gap: 16px;
    margin-bottom: 20px;
  }

  .dist-info-grid.dist-info-grid-3 {
    grid-template-columns: 1fr;
  }

  /* Cards */
  .card {
    border-radius: 14px;
  }

  .card-header {
    padding: 14px 16px;
  }

  .card-body {
    padding: 14px 16px;
  }

  .card-title {
    font-size: 0.9rem;
  }

  /* Info grids: single column */
  .dist-info-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  /* Tables: horizontal scroll */
  .card-body[style*="padding: 0"],
  .card-body[style*="padding:0"] {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .data-table {
    min-width: 580px;
  }

  .data-table th {
    padding: 10px 12px;
    font-size: 0.65rem;
  }

  .data-table td {
    padding: 10px 12px;
    font-size: 0.8rem;
  }

  /* Feature tags wrap */
  .feature-tags {
    gap: 6px;
  }

  .feature-tag {
    font-size: 0.68rem;
    padding: 3px 10px;
  }

  /* Contact items */
  .contact-item {
    flex-wrap: wrap;
    gap: 10px;
    padding: 12px;
  }

  .contact-list {
    gap: 10px;
  }

  /* Back button */
  .btn-back {
    font-size: 0.78rem;
    padding: 6px 12px;
  }

  /* Select distributor page */
  .select-distributor-page {
    padding: 16px;
  }

  .select-card {
    padding: 32px 20px;
  }

  .select-card-title {
    font-size: 1.3rem;
  }

  .distributor-list {
    max-height: 50vh;
  }

  /* Auth pages */
  .auth-page {
    padding: 16px;
  }

  .auth-card {
    padding: 32px 20px;
  }

  .auth-title {
    font-size: 1.3rem;
  }

  /* Processing overlay */
  .processing-card {
    min-width: auto;
    margin: 16px;
    padding: 32px 20px;
  }

  /* Toast notifications: above bottom nav */
  .toast-notification {
    left: 12px;
    right: 12px;
    bottom: 76px;
  }

  /* Buttons */
  .btn {
    padding: 8px 16px;
    font-size: 0.82rem;
  }

  /* Detail notes */
  .detail-notes {
    font-size: 0.82rem;
    padding: 10px 14px;
  }
}

/* ═══════════════════════════════════════════════
   RESPONSIVE — SMALL PHONE (max 480px)
   ═══════════════════════════════════════════════ */
@media (max-width: 480px) {
  .main {
    padding: 12px;
    padding-bottom: 76px;
  }

  .page-title {
    font-size: 1.2rem;
  }

  .card-grid {
    padding: 12px;
    gap: 10px;
  }

  .item-card {
    padding: 14px;
  }

  .item-card-fields {
    grid-template-columns: 1fr;
  }

  .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 8px;
  }

  .stat-card {
    padding: 12px;
  }

  .stat-value {
    font-size: 1.3rem;
  }

  .card-header {
    padding: 12px 14px;
  }

  .card-body {
    padding: 12px 14px;
  }

  .select-card {
    padding: 24px 16px;
  }

  .auth-card {
    padding: 24px 16px;
  }

  .bottom-nav-item {
    font-size: 0.58rem;
    padding: 6px 8px;
  }

  .bottom-nav-item svg {
    width: 20px;
    height: 20px;
  }
}