/* ============================================================
   CONPIS — Estilos globales
   Fuente: IBM Plex Sans (legible, profesional, no genérica)
   Paleta: Azul corporativo #1E4A8B + grises neutros
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Sans:wght@400;500;600&display=swap');

:root {
  --brand:        #1E4A8B;
  --brand-hover:  #163872;
  --brand-light:  #E6F1FB;
  --brand-mid:    #378ADD;
  --brand-border: #B5D4F4;

  --gray-50:  #F8F9FA;
  --gray-100: #F1F3F5;
  --gray-200: #E5E7EB;
  --gray-300: #D1D5DB;
  --gray-400: #9CA3AF;
  --gray-500: #6B7280;
  --gray-700: #374151;
  --gray-900: #111827;

  --success-bg:   #EAF3DE; --success-text: #3B6D11; --success-border: #97C459;
  --warning-bg:   #FAEEDA; --warning-text: #854F0B; --warning-border: #EF9F27;
  --danger-bg:    #FCEBEB; --danger-text:  #A32D2D; --danger-border:  #F09595;
  --info-bg:      #E6F1FB; --info-text:    #185FA5; --info-border:    #85B7EB;

  --white: #ffffff;
  --font:  'IBM Plex Sans', system-ui, sans-serif;
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --nav-h: 52px;
  --sidebar-w: 200px;
  --transition: 0.15s ease;
}

/* Dark mode */
[data-theme="dark"] {
  --brand:        #4A90D9;
  --brand-hover:  #5BA0E8;
  --brand-light:  #0C2240;
  --brand-mid:    #378ADD;
  --brand-border: #1E4A8B;

  --gray-50:  #1A1D23;
  --gray-100: #20242C;
  --gray-200: #2A2F3A;
  --gray-300: #3A4050;
  --gray-400: #6B7280;
  --gray-500: #9CA3AF;
  --gray-700: #D1D5DB;
  --gray-900: #F3F4F6;

  --success-bg:   #173404; --success-text: #97C459; --success-border: #3B6D11;
  --warning-bg:   #412402; --warning-text: #EF9F27; --warning-border: #854F0B;
  --danger-bg:    #501313; --danger-text:  #F09595; --danger-border:  #A32D2D;
  --info-bg:      #042C53; --info-text:    #85B7EB; --info-border:    #185FA5;

  --white: #161920;
}

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

html { font-size: 16px; }

body {
  font-family: var(--font);
  background: var(--gray-50);
  color: var(--gray-900);
  line-height: 1.5;
  min-height: 100vh;
  transition: background var(--transition), color var(--transition);
}

/* ── NAVEGACIÓN ── */
.nav {
  position: sticky; top: 0; z-index: 100;
  height: var(--nav-h);
  background: var(--brand);
  display: flex; align-items: center;
  padding: 0 20px; gap: 12px;
  border-bottom: 1px solid rgba(0,0,0,.15);
}
.nav-logo {
  color: #fff; font-size: 16px; font-weight: 600;
  letter-spacing: .03em; flex: 1;
}
.nav-logo span { font-weight: 400; font-size: 13px; opacity: .65; margin-left: 8px; }
.nav-role {
  font-size: 11px; color: rgba(255,255,255,.8);
  background: rgba(255,255,255,.15);
  padding: 3px 10px; border-radius: 20px;
}
.nav-btn {
  width: 34px; height: 34px; border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 18px; cursor: pointer;
  border: 1px solid rgba(255,255,255,.2);
  background: transparent; transition: background var(--transition);
}
.nav-btn:hover { background: rgba(255,255,255,.15); }
.nav-avatar {
  width: 34px; height: 34px; border-radius: 50%;
  background: rgba(255,255,255,.2);
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 12px; font-weight: 600; cursor: pointer;
  border: 1px solid rgba(255,255,255,.3);
}

/* Toggle tema */
.theme-toggle {
  display: flex; align-items: center; gap: 6px;
  color: rgba(255,255,255,.7); font-size: 13px; cursor: pointer;
}
.toggle-track {
  width: 36px; height: 20px;
  background: rgba(255,255,255,.25); border-radius: 10px;
  position: relative; transition: background var(--transition);
}
.toggle-track.on { background: rgba(255,255,255,.5); }
.toggle-dot {
  width: 14px; height: 14px; background: #fff; border-radius: 50%;
  position: absolute; top: 3px; left: 3px;
  transition: left var(--transition);
}
.toggle-dot.on { left: 19px; }

/* ── LAYOUT APP ── */
.app-layout { display: flex; min-height: calc(100vh - var(--nav-h)); }

/* ── SIDEBAR ── */
.sidebar {
  width: var(--sidebar-w); flex-shrink: 0;
  background: var(--white);
  border-right: 1px solid var(--gray-200);
  padding: 16px 0;
  position: sticky; top: var(--nav-h);
  height: calc(100vh - var(--nav-h)); overflow-y: auto;
  transition: background var(--transition);
}
.sidebar-section {
  font-size: 10px; font-weight: 600; color: var(--gray-400);
  text-transform: uppercase; letter-spacing: .09em;
  padding: 14px 18px 5px;
}
.sidebar-item {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 18px; font-size: 13px; color: var(--gray-700);
  cursor: pointer; border-left: 3px solid transparent;
  transition: background var(--transition), color var(--transition);
  text-decoration: none;
}
.sidebar-item i { font-size: 17px; flex-shrink: 0; }
.sidebar-item:hover { background: var(--gray-100); }
.sidebar-item.active {
  background: var(--brand-light); color: var(--brand);
  border-left-color: var(--brand); font-weight: 500;
}
.sidebar-item.active i { color: var(--brand); }

/* ── CONTENIDO PRINCIPAL ── */
.main-content { flex: 1; padding: 28px 32px; max-width: 1200px; }
.page-header {
  display: flex; align-items: center;
  justify-content: space-between; margin-bottom: 24px;
}
.page-title { font-size: 20px; font-weight: 600; color: var(--gray-900); }
.page-subtitle { font-size: 13px; color: var(--gray-500); margin-top: 2px; }

/* ── CARDS ── */
.card {
  background: var(--white); border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg); padding: 20px 24px;
  transition: background var(--transition);
}
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px,1fr)); gap: 12px; margin-bottom: 24px; }
.stat-card {
  background: var(--gray-100); border-radius: var(--radius-md);
  padding: 16px; text-align: center;
  transition: background var(--transition);
}
.stat-num { font-size: 26px; font-weight: 600; color: var(--brand); }
.stat-lbl { font-size: 12px; color: var(--gray-500); margin-top: 3px; }

/* ── ALERTAS ── */
.alert {
  display: flex; align-items: flex-start; gap: 10px;
  padding: 12px 16px; border-radius: var(--radius-md);
  font-size: 13px; margin-bottom: 16px; border: 1px solid;
}
.alert i { font-size: 17px; flex-shrink: 0; margin-top: 1px; }
.alert-warning { background: var(--warning-bg); color: var(--warning-text); border-color: var(--warning-border); }
.alert-danger  { background: var(--danger-bg);  color: var(--danger-text);  border-color: var(--danger-border); }
.alert-success { background: var(--success-bg); color: var(--success-text); border-color: var(--success-border); }
.alert-info    { background: var(--info-bg);    color: var(--info-text);    border-color: var(--info-border); }

/* ── TABLAS ── */
.table-wrap { overflow-x: auto; border-radius: var(--radius-md); border: 1px solid var(--gray-200); }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
thead th {
  background: var(--gray-100); color: var(--gray-500);
  font-weight: 500; text-align: left;
  padding: 10px 14px; white-space: nowrap;
  border-bottom: 1px solid var(--gray-200);
}
tbody td {
  padding: 10px 14px; color: var(--gray-700);
  border-bottom: 1px solid var(--gray-200);
  vertical-align: middle;
}
tbody tr:last-child td { border-bottom: none; }
tbody tr:hover { background: var(--gray-50); }

/* ── BADGES ── */
.badge {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: 11px; padding: 3px 9px; border-radius: 20px; font-weight: 500;
}
.badge-success { background: var(--success-bg); color: var(--success-text); }
.badge-warning { background: var(--warning-bg); color: var(--warning-text); }
.badge-danger  { background: var(--danger-bg);  color: var(--danger-text);  }
.badge-info    { background: var(--info-bg);     color: var(--info-text);    }
.badge-gray    { background: var(--gray-200);    color: var(--gray-700);     }

/* ── FORMULARIOS ── */
.form-group { margin-bottom: 16px; }
.form-group label {
  display: block; font-size: 12px; font-weight: 500;
  color: var(--gray-700); margin-bottom: 5px;
}
.form-group label .opt { color: var(--gray-400); font-weight: 400; font-size: 11px; }
input[type="text"], input[type="email"], input[type="password"],
input[type="number"], input[type="date"], input[type="tel"],
select, textarea {
  width: 100%; padding: 9px 12px;
  border: 1px solid var(--gray-300); border-radius: var(--radius-sm);
  font-family: var(--font); font-size: 13px; color: var(--gray-900);
  background: var(--white);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}
input:focus, select:focus, textarea:focus {
  border-color: var(--brand-mid);
  box-shadow: 0 0 0 3px rgba(55,138,221,.15);
}
input[readonly] { background: var(--gray-100); cursor: default; }
textarea { resize: vertical; min-height: 80px; line-height: 1.5; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-row-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 16px; }

/* ── BOTONES ── */
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 9px 18px; border-radius: var(--radius-sm);
  font-family: var(--font); font-size: 13px; font-weight: 500;
  cursor: pointer; border: 1px solid; transition: all var(--transition);
  text-decoration: none; white-space: nowrap;
}
.btn:active { transform: scale(.98); }
.btn-primary { background: var(--brand); color: #fff; border-color: var(--brand); }
.btn-primary:hover { background: var(--brand-hover); border-color: var(--brand-hover); }
.btn-ghost { background: transparent; color: var(--gray-700); border-color: var(--gray-300); }
.btn-ghost:hover { background: var(--gray-100); }
.btn-danger { background: var(--danger-bg); color: var(--danger-text); border-color: var(--danger-border); }
.btn-danger:hover { background: #F7C1C1; }
.btn-sm { padding: 6px 12px; font-size: 12px; }
.btn-full { width: 100%; justify-content: center; }
.btn i { font-size: 16px; }

/* ── FILTROS ── */
.filters-bar {
  display: flex; gap: 10px; flex-wrap: wrap;
  align-items: flex-end; margin-bottom: 18px;
  padding: 16px; background: var(--gray-100);
  border-radius: var(--radius-md); border: 1px solid var(--gray-200);
}
.filter-group { display: flex; flex-direction: column; gap: 4px; }
.filter-group label { font-size: 11px; color: var(--gray-500); font-weight: 500; }
.filter-group input,
.filter-group select { width: auto; min-width: 120px; font-size: 12px; padding: 6px 10px; }

/* ── MODAL ── */
.modal-overlay {
  position: fixed; inset: 0; z-index: 200;
  background: rgba(0,0,0,.45);
  display: flex; align-items: center; justify-content: center; padding: 20px;
}
.modal {
  background: var(--white); border-radius: var(--radius-lg);
  width: 100%; max-width: 560px; max-height: 90vh; overflow-y: auto;
  padding: 28px 32px;
}
.modal-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 20px;
}
.modal-title { font-size: 17px; font-weight: 600; color: var(--gray-900); }
.modal-close {
  width: 32px; height: 32px; border-radius: 6px;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; color: var(--gray-500); font-size: 18px;
  border: 1px solid var(--gray-200); background: transparent;
}
.modal-close:hover { background: var(--gray-100); }
.modal-footer {
  display: flex; gap: 10px; justify-content: flex-end;
  margin-top: 24px; padding-top: 16px;
  border-top: 1px solid var(--gray-200);
}

/* ── REF BOX (precio de referencia en venta) ── */
.ref-box {
  background: var(--info-bg); border: 1px solid var(--info-border);
  border-radius: var(--radius-md); padding: 14px 18px; margin-bottom: 16px;
}
.ref-box-title {
  font-size: 11px; font-weight: 600; color: var(--info-text);
  text-transform: uppercase; letter-spacing: .07em; margin-bottom: 10px;
}
.ref-grid { display: flex; gap: 28px; flex-wrap: wrap; }
.ref-item { display: flex; flex-direction: column; gap: 2px; }
.ref-lbl { font-size: 10px; color: var(--info-text); opacity: .8; }
.ref-val { font-size: 16px; font-weight: 600; color: var(--brand); }
.ref-sub { font-size: 11px; color: var(--gray-500); }

/* ── SWITCH ── */
.switch-wrap { display: flex; align-items: center; gap: 10px; cursor: pointer; }
.switch-track {
  width: 40px; height: 22px; border-radius: 11px;
  background: var(--gray-300); position: relative;
  transition: background var(--transition); flex-shrink: 0;
}
.switch-track.on { background: var(--brand); }
.switch-dot {
  width: 16px; height: 16px; background: #fff; border-radius: 50%;
  position: absolute; top: 3px; left: 3px;
  transition: left var(--transition);
}
.switch-dot.on { left: 21px; }
.switch-label { font-size: 13px; color: var(--gray-700); }

/* ── LOGIN PAGE ── */
.login-page {
  min-height: 100vh; background: var(--gray-100);
  display: flex; align-items: center; justify-content: center; padding: 20px;
}
.login-card {
  background: var(--white); border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg); padding: 40px 36px; width: 100%; max-width: 380px;
}
.login-logo { text-align: center; margin-bottom: 28px; }
.login-logo .logo-name {
  font-size: 24px; font-weight: 700; color: var(--brand); letter-spacing: .05em;
}
.login-logo .logo-sub { font-size: 12px; color: var(--gray-500); margin-top: 4px; }

/* ── ORDEN DE VENTA ── */
.orden-producto-row {
  display: grid; grid-template-columns: 1fr 90px 140px 100px 36px;
  gap: 8px; align-items: end; margin-bottom: 10px;
  padding-bottom: 10px; border-bottom: 1px solid var(--gray-200);
}

/* ── MONITOR BD ── */
.monitor-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px,1fr)); gap: 12px; }
.monitor-card {
  background: var(--white); border: 1px solid var(--gray-200);
  border-radius: var(--radius-md); padding: 16px; text-align: center;
}
.monitor-status { font-size: 28px; margin-bottom: 4px; }
.monitor-label { font-size: 12px; color: var(--gray-500); }
.monitor-val { font-size: 18px; font-weight: 600; color: var(--gray-900); margin-top: 2px; }

.menu-toggle-btn {
  display: none;
  background: none;
  border: none;
  color: #fff;
  font-size: 20px;
  cursor: pointer;
  padding: 6px;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  transition: background var(--transition);
}
.menu-toggle-btn:hover {
  background: rgba(255, 255, 255, 0.15);
}


.sidebar-backdrop {
  display: none;
  position: fixed;
  top: 0; left: 0;
  width: 100vw; height: 100vh;
  background: rgba(0,0,0,0.4);
  z-index: 999;
}

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  .app-layout {
    display: block;
  }
  .menu-toggle-btn {
    display: flex;
  }
  .sidebar {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: var(--nav-h);
    left: -260px;
    width: 260px;
    height: calc(100vh - var(--nav-h));
    z-index: 1000;
    background: var(--white);
    border-right: 1px solid var(--gray-200);
    transition: left 0.3s ease;
    box-shadow: 4px 0 16px rgba(0, 0, 0, 0.1);
  }
  .sidebar.active {
    left: 0;
  }
  .main-content {
    padding: 16px;
    min-width: 0;
    width: 100%;
  }
  .form-row, .form-row-3 { grid-template-columns: 1fr; }
  .orden-producto-row { grid-template-columns: 1fr 70px; }
}

/* ── PRINT (para OC) ── */
@media print {
  .nav, .sidebar, .btn, .filters-bar { display: none !important; }
  .main-content { padding: 0; }
  .card { border: 1px solid #ccc; }
}