/* ================================
   FRESIL INVENTORY SYSTEM — CSS
   Light Professional UI — Grays, White, Red & Blue
================================ */

:root {
  /* ── Fondos ── */
  --bg-primary:     #f4f6f9;
  --bg-secondary:   #ffffff;
  --bg-card:        #ffffff;
  --bg-card-hover:  #f8f9fc;
  --bg-elevated:    #eef1f7;
  --bg-input:       #f7f8fa;

  /* ── Bordes ── */
  --border:         #dde1ea;
  --border-focus:   #1a56db;

  /* ── Azul (acento principal) ── */
  --accent:         #1a56db;
  --accent-light:   #3b82f6;
  --accent-glow:    rgba(26, 86, 219, 0.18);
  --accent-bg:      rgba(26, 86, 219, 0.08);

  /* ── Rojo (acción peligrosa / secundaria) ── */
  --red:            #dc2626;
  --red-light:      #ef4444;
  --red-glow:       rgba(220, 38, 38, 0.15);
  --red-bg:         rgba(220, 38, 38, 0.08);

  /* ── Estados ── */
  --success:        #16a34a;
  --success-bg:     rgba(22, 163, 74, 0.09);
  --warning:        #d97706;
  --warning-bg:     rgba(217, 119, 6, 0.09);
  --danger:         #dc2626;
  --danger-bg:      rgba(220, 38, 38, 0.08);

  /* ── Texto ── */
  --text-primary:   #111827;
  --text-secondary: #4b5563;
  --text-muted:     #9ca3af;

  /* ── Layout ── */
  --sidebar-width:    240px;
  --sidebar-collapsed: 72px;
  --topbar-height:    64px;

  /* ── Radios ── */
  --radius:    12px;
  --radius-sm:  8px;
  --radius-lg: 16px;

  /* ── Sombras ── */
  --shadow:        0 2px 12px rgba(0,0,0,0.08);
  --shadow-lg:     0 6px 32px rgba(0,0,0,0.12);
  --shadow-accent: 0 4px 16px rgba(26, 86, 219, 0.22);
  --shadow-red:    0 4px 16px rgba(220, 38, 38, 0.22);

  /* ── Tipografía ── */
  --font:       'Inter', system-ui, sans-serif;
  --font-mono:  'JetBrains Mono', monospace;
  --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg-primary);
  color: var(--text-primary);
  font-size: 14px;
  line-height: 1.6;
  overflow: hidden;
  height: 100vh;
}

#app {
  display: flex;
  height: 100vh;
  overflow: hidden;
}

/* ================================
   SCROLLBAR
================================ */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 99px; }
::-webkit-scrollbar-thumb:hover { background: #c0c6d4; }

/* ================================
   SIDEBAR
================================ */
.sidebar {
  width: var(--sidebar-width);
  height: 100vh;
  background: var(--bg-secondary);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  transition: width var(--transition);
  overflow: hidden;
  position: relative;
  z-index: 100;
  box-shadow: 2px 0 8px rgba(0,0,0,0.04);
}

.sidebar.collapsed {
  width: var(--sidebar-collapsed);
}

.sidebar.collapsed .logo-text,
.sidebar.collapsed .nav-item span,
.sidebar.collapsed .nav-badge,
.sidebar.collapsed .nav-section-label,
.sidebar.collapsed .user-details {
  display: none;
}

.sidebar.collapsed .nav-item {
  justify-content: center;
  padding: 12px;
}

.sidebar.collapsed .logo {
  justify-content: center;
}

.sidebar-header {
  padding: 20px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  white-space: nowrap;
}

.logo-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  flex-shrink: 0;
  box-shadow: var(--shadow-accent);
}

.logo-name {
  font-size: 16px;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: 0.05em;
}

.logo-sub {
  font-size: 10px;
  color: var(--text-muted);
  display: block;
  line-height: 1.3;
  white-space: normal;
  max-width: 150px;
}

.sidebar-toggle {
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-secondary);
  width: 28px; height: 28px;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  transition: var(--transition);
  flex-shrink: 0;
}

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

.sidebar-nav {
  flex: 1;
  padding: 16px 8px;
  overflow-y: auto;
  overflow-x: hidden;
}

.nav-section-label {
  font-size: 10px;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 8px 12px 4px;
  white-space: nowrap;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  font-size: 13.5px;
  transition: var(--transition);
  cursor: pointer;
  white-space: nowrap;
  margin-bottom: 2px;
  position: relative;
}

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

.nav-item.active {
  background: var(--accent-bg);
  color: var(--accent);
  font-weight: 600;
}

.nav-item.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 60%;
  background: var(--accent);
  border-radius: 0 4px 4px 0;
}

.nav-icon {
  width: 18px; height: 18px;
  flex-shrink: 0;
}

.nav-badge {
  margin-left: auto;
  background: var(--accent);
  color: white;
  font-size: 10px;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 99px;
  min-width: 22px;
  text-align: center;
}

.nav-badge.alert {
  background: var(--danger);
}

.sidebar-footer {
  padding: 16px;
  border-top: 1px solid var(--border);
  flex-shrink: 0;
}

.user-info {
  display: flex;
  align-items: center;
  gap: 12px;
}

.user-avatar {
  width: 36px; height: 36px;
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700;
  font-size: 13px;
  color: white;
  flex-shrink: 0;
}

.user-name { font-size: 13px; font-weight: 600; display: block; color: var(--text-primary); }
.user-role { font-size: 11px; color: var(--text-muted); }

/* ================================
   MAIN CONTENT
================================ */
.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--bg-primary);
}

/* ================================
   TOP BAR
================================ */
.topbar {
  height: var(--topbar-height);
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  flex-shrink: 0;
  gap: 16px;
  box-shadow: 0 1px 4px rgba(0,0,0,0.05);
}

.topbar-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.mobile-menu-btn {
  display: none;
  background: transparent;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 4px;
}

.page-breadcrumb {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
}

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

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

.search-icon {
  position: absolute;
  left: 12px;
  width: 16px; height: 16px;
  color: var(--text-muted);
  pointer-events: none;
}

.search-input {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 13px;
  padding: 8px 12px 8px 38px;
  width: 300px;
  outline: none;
  transition: var(--transition);
  font-family: var(--font);
}

.search-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
  background: white;
}

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

.btn-icon {
  width: 36px; height: 36px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
}

.btn-icon:hover { background: var(--bg-elevated); color: var(--text-primary); }

.notif-dot {
  position: absolute;
  top: 7px; right: 7px;
  width: 7px; height: 7px;
  background: var(--danger);
  border-radius: 50%;
  border: 1.5px solid var(--bg-secondary);
}

/* ================================
   PAGES
================================ */
.pages-container {
  flex: 1;
  overflow: hidden;
  position: relative;
}

.page {
  display: none;
  padding: 28px;
  height: 100%;
  overflow-y: auto;
  animation: fadeIn 0.25s ease;
}

.page.active { display: block; }

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

.page-header {
  margin-bottom: 28px;
}

.page-header h1 {
  font-size: 24px;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.2;
}

.page-desc {
  color: var(--text-secondary);
  font-size: 13.5px;
  margin-top: 4px;
}

/* ================================
   CARDS
================================ */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  transition: var(--transition);
  box-shadow: var(--shadow);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.card-header h3 {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
}

.card-badge {
  font-size: 11px;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 99px;
  background: var(--accent-bg);
  color: var(--accent);
}

.card-badge.alert {
  background: var(--red-bg);
  color: var(--red);
}

/* ================================
   STATS GRID
================================ */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
  box-shadow: var(--shadow);
}

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

.stat-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--stat-color, var(--accent));
}

.stat-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 8px;
}

.stat-value {
  font-size: 32px;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.stat-sub {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 8px;
}

.stat-icon {
  position: absolute;
  top: 16px; right: 16px;
  width: 36px; height: 36px;
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  background: var(--stat-color-bg, var(--accent-bg));
}

/* ================================
   DASHBOARD GRID
================================ */
.dash-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

/* ================================
   CHART CONTAINERS
================================ */
.chart-container {
  min-height: 200px;
}

.chart-lg {
  min-height: 260px;
}

.bar-chart {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.bar-row {
  display: flex;
  align-items: center;
  gap: 12px;
}

.bar-label {
  font-size: 12px;
  color: var(--text-secondary);
  width: 130px;
  flex-shrink: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.bar-track {
  flex: 1;
  height: 8px;
  background: var(--bg-elevated);
  border-radius: 99px;
  overflow: hidden;
}

.bar-fill {
  height: 100%;
  border-radius: 99px;
  background: linear-gradient(90deg, var(--accent), var(--accent-light));
  transition: width 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.bar-value {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-primary);
  width: 40px;
  text-align: right;
  font-variant-numeric: tabular-nums;
}

/* ================================
   ALERT LIST (Low Stock)
================================ */
.alert-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-height: 220px;
  overflow-y: auto;
}

.alert-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 12px;
  background: var(--red-bg);
  border: 1px solid rgba(220, 38, 38, 0.2);
  border-radius: var(--radius-sm);
}

.alert-item-name {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-primary);
}

.alert-item-sub {
  font-size: 11px;
  color: var(--text-secondary);
  margin-top: 2px;
}

.alert-item-qty {
  font-size: 18px;
  font-weight: 800;
  color: var(--red);
}

/* ================================
   RECENT LIST
================================ */
.recent-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.recent-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 4px;
  border-bottom: 1px solid var(--border);
}

.recent-item:last-child { border-bottom: none; }

.recent-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.recent-dot.entrada { background: var(--success); }
.recent-dot.salida  { background: var(--red); }

.recent-info { flex: 1; }

.recent-title {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-primary);
}

.recent-meta {
  font-size: 11px;
  color: var(--text-secondary);
}

.recent-qty {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
}

/* ================================
   TOOLBAR
================================ */
.toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  gap: 16px;
  flex-wrap: wrap;
}

.toolbar-filters {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.toolbar-actions {
  display: flex;
  gap: 10px;
}

.filter-select {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 13px;
  padding: 8px 12px;
  outline: none;
  cursor: pointer;
  transition: var(--transition);
  font-family: var(--font);
}

.filter-select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

/* ================================
   BUTTONS
================================ */
/* Azul — acción principal */
.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  color: white;
  border: none;
  border-radius: var(--radius-sm);
  padding: 9px 18px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition);
  font-family: var(--font);
  box-shadow: var(--shadow-accent);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(26, 86, 219, 0.35);
}

.btn-primary:active { transform: translateY(0); }

/* Rojo — acción secundaria / alerta */
.btn-red {
  background: linear-gradient(135deg, var(--red), var(--red-light));
  color: white;
  border: none;
  border-radius: var(--radius-sm);
  padding: 9px 18px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition);
  font-family: var(--font);
  box-shadow: var(--shadow-red);
}

.btn-red:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(220, 38, 38, 0.35);
}

/* Outline gris */
.btn-outline {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 9px 18px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition);
  font-family: var(--font);
}

.btn-outline:hover {
  background: var(--bg-elevated);
  color: var(--text-primary);
  border-color: #b0b8c8;
}

/* Outline rojo */
.btn-danger-outline {
  background: transparent;
  color: var(--red);
  border: 1px solid rgba(220, 38, 38, 0.35);
  border-radius: var(--radius-sm);
  padding: 9px 18px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition);
  font-family: var(--font);
}

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

.btn-sm {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  border-radius: 6px;
  padding: 5px 12px;
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  font-family: var(--font);
}

.btn-sm:hover { color: var(--text-primary); border-color: #b0b8c8; }

.btn-full { width: 100%; justify-content: center; }

/* ================================
   TABLE
================================ */
.table-card { padding: 0; overflow: hidden; }

.table-info {
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  font-size: 12px;
  color: var(--text-secondary);
  background: var(--bg-elevated);
}

.table-wrapper {
  overflow-x: auto;
  overflow-y: auto;
  max-height: calc(100vh - 340px);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

thead th {
  background: var(--bg-elevated);
  color: var(--text-secondary);
  font-weight: 700;
  font-size: 11.5px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 12px 16px;
  text-align: left;
  white-space: nowrap;
  border-bottom: 2px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
  cursor: pointer;
  user-select: none;
  transition: color var(--transition);
}

thead th:hover { color: var(--accent); }

thead th.sort-asc::after  { content: ' ↑'; color: var(--accent); }
thead th.sort-desc::after { content: ' ↓'; color: var(--accent); }

tbody tr {
  border-bottom: 1px solid var(--border);
  transition: background var(--transition);
}

tbody tr:last-child { border-bottom: none; }
tbody tr:hover { background: #f0f4ff; }

tbody td {
  padding: 11px 16px;
  color: var(--text-primary);
  vertical-align: middle;
}

.td-code {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--accent);
  font-weight: 600;
}

.td-desc {
  max-width: 220px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.qty-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 32px;
  padding: 3px 10px;
  border-radius: 99px;
  font-weight: 700;
  font-size: 12px;
}

.qty-badge.ok   { background: var(--success-bg); color: var(--success); }
.qty-badge.low  { background: var(--warning-bg); color: var(--warning); }
.qty-badge.zero { background: var(--red-bg);     color: var(--red); }

.action-btns {
  display: flex;
  gap: 6px;
}

.action-btn {
  width: 28px; height: 28px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-secondary);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}

.action-btn:hover         { background: var(--bg-elevated); color: var(--accent); border-color: var(--accent); }
.action-btn.danger:hover  { background: var(--red-bg); color: var(--red); border-color: var(--red); }
.action-btn.success:hover { background: var(--success-bg); color: var(--success); border-color: var(--success); }

/* ================================
   PAGINATION
================================ */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 16px;
  border-top: 1px solid var(--border);
  background: var(--bg-elevated);
}

.page-btn {
  width: 32px; height: 32px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  font-family: var(--font);
}

.page-btn:hover    { background: var(--bg-elevated); color: var(--accent); border-color: var(--accent); }
.page-btn.active   { background: var(--accent); border-color: var(--accent); color: white; }
.page-btn:disabled { opacity: 0.4; cursor: not-allowed; }

/* ================================
   MECHANICS GRID
================================ */
.mechanics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}

.mechanic-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow);
}

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

.mechanic-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-light));
}

.mechanic-avatar {
  width: 52px; height: 52px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  display: flex; align-items: center; justify-content: center;
  font-weight: 800;
  font-size: 18px;
  color: white;
  margin-bottom: 16px;
}

.mechanic-name {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.mechanic-role {
  font-size: 12px;
  color: var(--text-secondary);
  margin-bottom: 16px;
}

.mechanic-meta {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.mechanic-meta-row {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
}

.mechanic-meta-label { color: var(--text-muted); }
.mechanic-meta-value { color: var(--text-primary); font-weight: 500; }

.mechanic-status {
  position: absolute;
  top: 16px; right: 16px;
  padding: 3px 10px;
  border-radius: 99px;
  font-size: 11px;
  font-weight: 600;
}

.mechanic-status.activo   { background: var(--success-bg); color: var(--success); }
.mechanic-status.inactivo { background: var(--red-bg); color: var(--red); }

.mechanic-actions {
  display: flex;
  gap: 8px;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

/* ================================
   PAYMENTS
================================ */
.payments-layout {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 20px;
}

.payment-form-card   { padding: 24px; }
.payment-history-card { padding: 0; overflow: hidden; }

/* Period preset buttons */
.period-preset-btn {
  padding: 5px 13px;
  border-radius: 99px;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  font-family: var(--font);
  white-space: nowrap;
}
.period-preset-btn:hover { background: var(--bg-elevated); color: var(--text-primary); }
.period-preset-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  font-weight: 600;
  box-shadow: var(--shadow-accent);
}

/* Pay services table */
.data-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.data-table thead th {
  background: var(--bg-elevated);
  color: var(--text-secondary);
  font-size: 11px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.05em;
  padding: 10px 14px; text-align: left;
  border-bottom: 2px solid var(--border);
  white-space: nowrap;
}
.data-table tbody tr    { border-bottom: 1px solid var(--border); }
.data-table tbody tr:last-child { border-bottom: none; }
.data-table tbody tr:hover { background: #f0f4ff; }
.data-table tbody td { padding: 10px 14px; vertical-align: middle; }
.data-table tfoot td {
  padding: 10px 14px;
  font-weight: 700;
  font-size: 13px;
  border-top: 2px solid var(--border);
  background: var(--bg-elevated);
}

/* Period band totals */
.pay-band-hdr {
  background: rgba(26,86,219,0.06);
  border-top: 1px solid rgba(26,86,219,0.15);
}
.pay-band-hdr td {
  padding: 6px 14px !important;
  font-size: 11px !important;
  font-weight: 700 !important;
  color: var(--accent) !important;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

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

.payment-summary {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 16px;
  margin: 20px 0;
}

.pay-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 6px 0;
  font-size: 13px;
}

.pay-row span   { color: var(--text-secondary); }
.pay-row strong { color: var(--text-primary); font-weight: 600; }
.pay-row.deduction strong { color: var(--red); }
.pay-row.total {
  border-top: 1px solid var(--border);
  margin-top: 8px;
  padding-top: 12px;
}
.pay-row.total span   { font-weight: 700; color: var(--text-primary); font-size: 14px; }
.pay-row.total strong { font-size: 18px; color: var(--accent); }

.payment-history-list {
  padding: 16px;
  max-height: 500px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.payment-hist-item {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px;
  border-left: 3px solid var(--accent);
}

.payment-hist-header {
  display: flex;
  justify-content: space-between;
  margin-bottom: 8px;
}

.payment-hist-name   { font-weight: 600; font-size: 13px; color: var(--text-primary); }
.payment-hist-amount { font-weight: 700; color: var(--accent); }
.payment-hist-meta   { font-size: 11px; color: var(--text-muted); }

/* ================================
   FORMS
================================ */
.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  font-size: 12px;
  font-weight: 700;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 6px;
}

.form-control {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 13.5px;
  padding: 10px 12px;
  outline: none;
  transition: var(--transition);
  font-family: var(--font);
}

.form-control:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
  background: white;
}

.form-control::placeholder { color: var(--text-muted); }

textarea.form-control { resize: vertical; min-height: 80px; }

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 12px;
}

.date-range {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 8px;
}

.date-range span { color: var(--text-muted); font-size: 12px; text-align: center; }

.stock-info {
  background: var(--accent-bg);
  border: 1px solid rgba(26,86,219,0.25);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  margin-top: 8px;
}

.stock-info span   { color: var(--text-secondary); }
.stock-info strong { font-size: 18px; color: var(--accent); font-weight: 700; }

/* ================================
   MODALS
================================ */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.45);
  backdrop-filter: blur(4px);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-overlay.open {
  display: flex;
  animation: overlayIn 0.2s ease;
}

@keyframes overlayIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

.modal {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 540px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-lg);
  animation: modalIn 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.modal-lg { max-width: 700px; }

@keyframes modalIn {
  from { opacity: 0; transform: scale(0.95) translateY(-10px); }
  to   { opacity: 1; transform: scale(1) translateY(0); }
}

.modal-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
  background: var(--bg-elevated);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.modal-header h2 {
  font-size: 17px;
  font-weight: 700;
  color: var(--text-primary);
}

.modal-close {
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-secondary);
  width: 32px; height: 32px;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}

.modal-close:hover { background: var(--red-bg); color: var(--red); border-color: var(--red); }

.modal-body {
  padding: 24px;
  overflow-y: auto;
  flex: 1;
}

.modal-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--border);
  display: flex;
  gap: 10px;
  justify-content: flex-end;
  flex-shrink: 0;
  background: var(--bg-elevated);
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

/* ================================
   REPORTS GRID
================================ */
.reports-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

/* ================================
   PAYSLIP PRINT STYLES
================================ */
.payslip { font-family: var(--font); }

.payslip-header {
  text-align: center;
  padding-bottom: 20px;
  border-bottom: 2px solid var(--border);
  margin-bottom: 24px;
}

.payslip-company {
  font-size: 22px;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: 0.05em;
}

.payslip-title {
  font-size: 14px;
  color: var(--text-secondary);
  margin-top: 4px;
}

.payslip-meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 24px;
  background: var(--bg-input);
  padding: 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
}

.payslip-meta-item label {
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  display: block;
  margin-bottom: 4px;
}

.payslip-meta-item span {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
}

.payslip-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 20px;
}

.payslip-table th {
  background: var(--bg-elevated);
  padding: 10px 14px;
  font-size: 12px;
  font-weight: 700;
  color: var(--text-secondary);
  text-transform: uppercase;
  text-align: left;
  border-bottom: 2px solid var(--border);
}

.payslip-table td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  font-size: 13px;
  color: var(--text-primary);
}

.payslip-total {
  background: var(--accent-bg);
  border: 1px solid rgba(26,86,219,0.25);
  border-radius: var(--radius-sm);
  padding: 16px;
  text-align: right;
  font-size: 20px;
  font-weight: 800;
  color: var(--accent);
}

.payslip-signature {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  margin-top: 40px;
}

.signature-line {
  border-top: 1px solid var(--border);
  padding-top: 8px;
  text-align: center;
  font-size: 12px;
  color: var(--text-secondary);
}

/* ================================
   TOAST
================================ */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: white;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 20px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-primary);
  z-index: 2000;
  transform: translateY(80px);
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  max-width: 360px;
  box-shadow: var(--shadow-lg);
}

.toast.show    { transform: translateY(0); opacity: 1; }
.toast.success { border-left: 3px solid var(--success); }
.toast.error   { border-left: 3px solid var(--red); }
.toast.info    { border-left: 3px solid var(--accent); }

/* ================================
   MOVEMENTS TABLE BADGES
================================ */
.move-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 10px;
  border-radius: 99px;
  font-size: 11px;
  font-weight: 600;
}

.move-badge.entrada { background: var(--success-bg); color: var(--success); }
.move-badge.salida  { background: var(--red-bg);     color: var(--red); }

/* ================================
   EMPTY STATE
================================ */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 60px 20px;
  color: var(--text-muted);
  gap: 12px;
}

.empty-state svg { opacity: 0.3; }
.empty-state p   { font-size: 14px; }

/* ================================
   RESPONSIVE
================================ */
@media (max-width: 1024px) {
  .stats-grid       { grid-template-columns: repeat(2, 1fr); }
  .dash-grid        { grid-template-columns: 1fr; }
  .reports-grid     { grid-template-columns: 1fr; }
  .payments-layout  { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .sidebar { position: fixed; left: -100%; z-index: 200; transition: left 0.3s ease; }
  .sidebar.mobile-open { left: 0; }
  .mobile-menu-btn { display: flex; }
  .search-input    { width: 200px; }
  .page            { padding: 16px; }
  .stats-grid      { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 480px) {
  .stats-grid   { grid-template-columns: 1fr; }
  .search-input { width: 140px; }
}

/* ================================
   SERVICES MODULE
================================ */
.modal-xl {
  max-width: 1100px;
  width: 95vw;
}

.svc-modal-body {
  padding: 0 !important;
  overflow: hidden !important;
}

.svc-grid {
  display: grid;
  grid-template-columns: 380px 1fr;
  height: calc(90vh - 130px);
  overflow: hidden;
}

.svc-col-left {
  border-right: 1px solid var(--border);
  overflow-y: auto;
  padding: 20px;
  background: var(--bg-elevated);
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.svc-col-right {
  overflow-y: auto;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.svc-section {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px;
  margin-bottom: 12px;
  box-shadow: 0 1px 4px rgba(0,0,0,0.04);
}

.svc-section-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
}

.svc-section .form-group  { margin-bottom: 10px; }
.svc-section .form-control { font-size: 13px; padding: 8px 10px; }
.svc-section label { font-size: 11px; margin-bottom: 4px; }

/* ─── Inner Tables ─── */
.inner-table { width: 100%; border-collapse: collapse; font-size: 12.5px; margin-bottom: 8px; }

.inner-table thead th {
  background: var(--bg-elevated);
  color: var(--text-secondary);
  font-size: 10.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 7px 8px;
  border-bottom: 2px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 5;
  cursor: default;
}

.inner-table tbody tr         { border-bottom: 1px solid var(--border); }
.inner-table tbody tr:last-child { border-bottom: none; }
.inner-table tbody tr:hover   { background: #f0f4ff; }
.inner-table tbody td         { padding: 5px 6px; vertical-align: middle; }

.inner-table .form-control {
  padding: 6px 8px;
  font-size: 12px;
  background: white;
  border-color: var(--border);
  border-radius: 4px;
}

.inner-table .form-control:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent-glow);
}

.add-row-btn {
  width: 100%;
  text-align: center;
  justify-content: center;
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 8px;
  border-style: dashed;
}

.subtotal-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 4px 0;
  border-top: 1px solid var(--border);
  font-size: 12.5px;
  margin-top: 4px;
}

.subtotal-row span   { color: var(--text-secondary); }
.subtotal-row strong { color: var(--accent); font-size: 14px; font-weight: 700; }

/* ─── Parts Tab Switch ─── */
.parts-tab-switch {
  display: flex;
  gap: 6px;
  margin-bottom: 12px;
  background: var(--bg-elevated);
  padding: 4px;
  border-radius: 8px;
  border: 1px solid var(--border);
}

.parts-tab {
  flex: 1;
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 500;
  padding: 6px 10px;
  border-radius: 6px;
  cursor: pointer;
  transition: var(--transition);
  font-family: var(--font);
}

.parts-tab:hover { color: var(--accent); background: white; }

.parts-tab.active {
  background: var(--accent);
  color: white;
  font-weight: 600;
  box-shadow: var(--shadow-accent);
}

/* ─── Mechanic Assign Rows ─── */
.mechanic-assign-list { display: flex; flex-direction: column; gap: 8px; }

.mechanic-assign-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
  align-items: center;
  background: var(--bg-elevated);
  padding: 8px;
  border-radius: 6px;
  border: 1px solid var(--border);
}

.mechanic-assign-row .form-control { font-size: 12.5px; padding: 7px 10px; }

/* ─── Total Panel ─── */
.svc-total-panel {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 16px;
  margin-top: auto;
  position: sticky;
  bottom: 0;
}

.svc-total-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 5px 0;
  font-size: 13px;
  color: var(--text-secondary);
}

.svc-grand-total {
  border-top: 2px solid var(--border);
  margin-top: 8px;
  padding-top: 12px;
  font-size: 14px;
  color: var(--text-primary);
  font-weight: 700;
}

.svc-grand-total strong { font-size: 20px; color: var(--accent); }

/* ─── Service Status Badges ─── */
.svc-status {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 10px;
  border-radius: 99px;
  font-size: 11px;
  font-weight: 600;
  white-space: nowrap;
}

.svc-status.pendiente  { background: rgba(217,119,6,0.1);   color: #b45309; }
.svc-status.en_proceso { background: rgba(26,86,219,0.1);   color: var(--accent); }
.svc-status.completado { background: var(--success-bg);      color: var(--success); }
.svc-status.entregado  { background: rgba(124,58,237,0.1);  color: #7c3aed; }

/* ─── Delete row btn ─── */
.btn-delete-row {
  width: 26px; height: 26px;
  border-radius: 4px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-muted);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  transition: var(--transition);
  flex-shrink: 0;
}

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

/* ─── Service Order Print ─── */
.svc-printout { font-family: var(--font); }

.svc-printout-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding-bottom: 20px;
  border-bottom: 2px solid var(--border);
  margin-bottom: 20px;
}

.svc-printout-company {
  font-size: 20px;
  font-weight: 800;
  color: var(--accent);
}

.svc-printout-meta {
  text-align: right;
  font-size: 12px;
  color: var(--text-secondary);
}

.svc-printout-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 20px;
}

.svc-printout-box {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px;
}

.svc-printout-box h4 {
  font-size: 11px;
  text-transform: uppercase;
  color: var(--accent);
  letter-spacing: 0.07em;
  margin-bottom: 10px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--border);
}

.svc-printout-box p    { font-size: 12.5px; color: var(--text-primary); margin-bottom: 4px; }
.svc-printout-box span { color: var(--text-muted); font-size: 11px; }

@media (max-width: 900px) {
  .svc-grid { grid-template-columns: 1fr; height: auto; }
  .svc-col-left { border-right: none; border-bottom: 1px solid var(--border); }
  .modal-xl { width: 98vw; }
}

/* ================================
   PRINT
================================ */
@media print {
  .no-print { display: none !important; }
  .modal-overlay { position: static; background: white; }
  .modal { border: none; box-shadow: none; max-height: none; background: white; color: black; }
  .modal-body { color: black; }
  body { background: white; color: black; }
}