/* ==========================================================================
   1. VARIABLES DEL SISTEMA Y PALETA DE COLORES (:root)
   ========================================================================== */
:root {
  /* Paleta Base Seleccionada */
  --color1: #F9F5EB; /* Crema / Blanco cálido - Fondos neutros y texto sobre oscuro */
  --color2: #EA5455; /* Rojo / Coral - Alertas, mermas, deshabilitar, peligro */
  --color3: #F07B3F; /* Naranja / Acento - Stock bajo, advertencias, focus, highlights */
  --color4: #2D4059; /* Azul Slate / Gris oscuro - Texto principal, bordes, superficies */
  --color5: #002B5B; /* Azul Marino Corporativo - Branding, Header, Sidebar, Primario */

  /* Asignación Semántica (Modo Claro / Default) */
  --bg-main: var(--color1);
  --bg-surface: #FFFFFF;
  --bg-surface-alt: #F3EFE4;
  --bg-sidebar: var(--color5);
  --bg-header: var(--color5);
  --bg-card: #FFFFFF;
  --bg-modal: #FFFFFF;
  --bg-footer: var(--color5);

  --text-primary: var(--color4);
  --text-secondary: #5A6B82;
  --text-muted: #8C9BAE;
  --text-on-dark: var(--color1);

  --border-color: rgba(45, 64, 89, 0.18);
  --border-focus: var(--color3);

  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 20px;
  --radius-pill: 50px;

  /* Estados de Sistema e Inventario */
  --status-success: #2E7D32;
  --status-success-bg: rgba(46, 125, 50, 0.12);
  --status-warning: var(--color3);
  --status-warning-bg: rgba(240, 123, 63, 0.15);
  --status-danger: var(--color2);
  --status-danger-bg: rgba(234, 84, 85, 0.15);
  --status-info: var(--color5);
  --status-info-bg: rgba(0, 43, 91, 0.12);

  /* Sombras */
  --shadow-sm: 0 2px 4px rgba(0, 43, 91, 0.05);
  --shadow-md: 0 4px 12px rgba(0, 43, 91, 0.08);
  --shadow-lg: 0 8px 24px rgba(0, 43, 91, 0.12);

  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
}

/* ==========================================================================
   2. ADAPTACIÓN AUTOMÁTICA A MODO OSCURO
   ========================================================================== */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg-main: #131E2B;
    --bg-surface: var(--color4);
    --bg-surface-alt: #26374A;
    --bg-sidebar: #001836;
    --bg-header: #001836;
    --bg-card: var(--color4);
    --bg-modal: var(--color4);
    --bg-footer: #001836;

    --text-primary: var(--color1);
    --text-secondary: #D1D8E0;
    --text-muted: #9AA8B9;
    --text-on-dark: var(--color1);

    --border-color: rgba(249, 245, 235, 0.15);
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.25);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.35);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.5);
  }
}

[data-theme="dark"] {
  --bg-main: #131E2B;
  --bg-surface: var(--color4);
  --bg-surface-alt: #26374A;
  --bg-sidebar: #001836;
  --bg-header: #001836;
  --bg-card: var(--color4);
  --bg-modal: var(--color4);
  --bg-footer: #001836;

  --text-primary: var(--color1);
  --text-secondary: #D1D8E0;
  --text-muted: #9AA8B9;
  --text-on-dark: var(--color1);

  --border-color: rgba(249, 245, 235, 0.15);
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.25);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.35);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.5);
}

/* ==========================================================================
   3. ESTILOS BASE Y RESET DE DISEÑO
   ========================================================================== */
*, *::before, *::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 0;
  background-color: var(--bg-main);
  color: var(--text-primary);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  line-height: 1.5;
  transition: background-color var(--transition-normal), color var(--transition-normal);
}

a {
  /* --color3 (naranja) es el acento de advertencia/highlight de la paleta,
     no un color de texto — sobre --bg-main (#F9F5EB) da ~2.5:1 de
     contraste, por debajo del mínimo WCAG AA (4.5:1). --color5 (navy,
     el primario de marca) da ~12.9:1. */
  color: var(--color5);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color4);
}

/* En modo oscuro --bg-main es casi negro (#131E2B): --color5 se vuelve
   ilegible ahí (~1.2:1), así que se invierte hacia --color3, que sobre un
   fondo oscuro sí da buen contraste (~6.1:1) y además distingue el enlace
   del texto normal (--text-primary ya usa --color1 en modo oscuro). */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) a { color: var(--color3); }
  :root:not([data-theme="light"]) a:hover { color: var(--color1); }
}
[data-theme="dark"] a { color: var(--color3); }
[data-theme="dark"] a:hover { color: var(--color1); }

/* ==========================================================================
   4. ENCABEZADO Y PIE DE PÁGINA GLOBALES (base.html)
   ========================================================================== */
.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 28px;
  background: var(--bg-header);
  color: var(--text-on-dark);
  gap: 16px;
}

.brand,
.logo-brand {
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--color1);
}

.brand-logo {
  width: 36px;
  height: 36px;
}

.content {
  padding: 28px;
  max-width: 1240px;
  margin: 0 auto;
}

.nav-menu {
  display: flex;
  gap: 18px;
  align-items: center;
}

.nav-menu a {
  color: rgba(249, 245, 235, 0.85);
  text-decoration: none;
  font-weight: 600;
}

.nav-menu a:hover {
  color: var(--color1);
}

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

.footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 24px;
  background: var(--bg-footer);
  color: var(--text-muted);
  gap: 12px;
  flex-wrap: wrap;
}

.footer-right {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.footer-right a,
.login-footer a {
  color: rgba(249, 245, 235, 0.85);
}

.footer-right a:hover,
.login-footer a:hover {
  color: var(--color1);
  text-decoration: underline;
}

@media (max-width: 640px) {
  .content {
    padding: 16px;
  }
}

/* ==========================================================================
   5. PANTALLA DE INICIO / LOGIN (PUNTO DE VENTA RADAR)
   ========================================================================== */
.login-header {
  background-color: var(--color5);
  color: var(--text-on-dark);
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: var(--shadow-sm);
}

.login-header .logo {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color1);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.login-nav {
  display: flex;
  gap: 1.5rem;
  align-items: center;
}

.login-nav a {
  color: var(--color1);
  font-weight: 500;
  font-size: 0.9rem;
}

.login-nav a:hover {
  color: var(--color3);
}

.hero-login-container {
  min-height: calc(100vh - 70px);
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 3rem;
  max-width: 1200px;
  margin: 0 auto;
  padding: 3rem 2rem;
  align-items: center;
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.hero-title {
  font-size: 2.75rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.15;
  margin: 0;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-secondary);
  margin: 0;
}

.hero-features {
  list-style: none;
  padding: 0;
  margin: 1rem 0 0 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.hero-features li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.95rem;
  color: var(--text-primary);
}

.hero-features li::before {
  content: "✓";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  background-color: var(--color3);
  color: var(--color5); /* blanco sobre --color3 da ~2.8:1; --color5 da ~5.1:1 */
  border-radius: 50%;
  font-size: 0.75rem;
  font-weight: bold;
}

/* Shell de login en uso hoy (login.html): panel de marca + tarjeta de acceso */
.login-shell {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 24px;
  max-width: 1100px;
  margin: 40px auto;
  align-items: center;
}

.login-panel {
  display: flex;
  flex-direction: column;
  gap: 24px;
  padding: 30px;
  background: linear-gradient(180deg, var(--bg-main) 0%, var(--bg-surface-alt) 100%);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
}

.login-brand h1 {
  margin: 0 0 8px;
  font-size: 2.4rem;
  color: var(--text-primary);
}

.login-brand p,
.login-info {
  margin: 0;
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1.7;
}

.login-card {
  max-width: 420px;
  margin: 0 auto;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 2.25rem;
  box-shadow: var(--shadow-lg);
}

.login-card-title,
.login-card h2 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 1.5rem 0;
}

.login-card form {
  display: grid;
  gap: 14px;
}

.login-card label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
}

.login-card input {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 0.95rem;
  background-color: var(--bg-main);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.login-card input:focus {
  outline: none;
  border-color: var(--color3);
  box-shadow: 0 0 0 3px rgba(240, 123, 63, 0.25);
}

.login-card button {
  padding: 0.75rem 1rem;
  border: none;
  border-radius: var(--radius-md);
  background: var(--color5);
  color: var(--color1);
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.login-card button:hover {
  background: var(--color4);
}

.login-footer {
  margin-top: 18px;
  font-size: 0.95rem;
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}

.login-footer a {
  color: var(--text-secondary);
}

.login-footer a:hover {
  color: var(--color3);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: 1.25rem;
}

.form-group label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
}

.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 0.95rem;
  background-color: var(--bg-main);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--color3);
  box-shadow: 0 0 0 3px rgba(240, 123, 63, 0.25);
}

.demo-section,
.demo-banner {
  margin-top: 1.5rem;
  padding: 1rem;
  background-color: var(--bg-surface-alt);
  border: 1px dashed var(--color4);
  border-radius: var(--radius-md);
  text-align: center;
}

[data-theme="dark"] .demo-section,
[data-theme="dark"] .demo-banner {
  border-color: var(--border-color);
}

.demo-section p,
.demo-banner-text {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 0.5rem;
}

@media (max-width: 900px) {
  .login-shell,
  .hero-login-container {
    grid-template-columns: 1fr;
    padding: 2rem 1rem;
    gap: 2rem;
  }

  .login-nav {
    display: none;
  }

  .hero-title {
    font-size: 2rem;
  }
}

/* ==========================================================================
   6. BOTONES Y ACCIONES
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.25rem;
  font-size: 0.95rem;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: center;
  min-height: 44px; /* Accesibilidad táctil / Handhelds */
}

.btn-block {
  width: 100%;
}

.btn-primary {
  background-color: var(--color5);
  color: var(--color1);
}

.btn-primary:hover {
  background-color: var(--color4);
}

.btn-accent {
  background-color: var(--color3);
  color: var(--color5); /* blanco sobre --color3 da ~2.8:1, no pasa AA; --color5 da ~5.1:1 */
}

.btn-accent:hover {
  filter: brightness(0.92);
}

.btn-danger {
  background-color: var(--color2);
  color: #FFFFFF;
}

.btn-danger:hover {
  filter: brightness(0.92);
}

.btn-outline {
  background-color: transparent;
  border: 1.5px solid var(--color5);
  color: var(--color5);
}

[data-theme="dark"] .btn-outline {
  border-color: var(--color1);
  color: var(--color1);
}

.btn-outline:hover {
  background-color: var(--color5);
  color: var(--color1);
}

/* Botones "pastilla" heredados (header, footer de términos, descargas) */
.button,
.download-link,
.terms-card button,
.settings-form button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 18px;
  border: none;
  border-radius: var(--radius-pill);
  background: var(--color3);
  color: var(--color5); /* blanco sobre --color3 da ~2.8:1, no pasa AA; --color5 da ~5.1:1 */
  text-decoration: none;
  font-weight: 700;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: filter var(--transition-fast);
}

.button.secondary {
  background: rgba(249, 245, 235, 0.14);
  color: var(--color1);
  border: 1px solid rgba(249, 245, 235, 0.25);
  box-shadow: none;
}

.button:hover,
.download-link:hover,
.terms-card button:hover,
.settings-form button:hover {
  filter: brightness(0.94);
  text-decoration: none;
}

.button.secondary:hover {
  background: rgba(249, 245, 235, 0.22);
}

.button.disabled,
button.disabled {
  background: var(--text-muted);
  cursor: not-allowed;
  filter: none;
}

/* ==========================================================================
   7. DASHBOARD, TARJETAS KPI Y COMPONENTES CRM
   ========================================================================== */
.dashboard-grid,
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.kpi-card,
.card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.card {
  min-height: 120px;
}

.card-large {
  min-height: 160px;
}

.kpi-title,
.eyebrow {
  font-size: 0.825rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--text-secondary);
  letter-spacing: 0.5px;
  margin: 0;
}

.kpi-value,
.metric-value {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
}

.kpi-status {
  font-size: 0.8rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
}

.subtitle,
.license-text {
  margin: 8px 0 0;
  color: var(--text-secondary);
  line-height: 1.8;
}

.dashboard-header,
.dashboard-quotes,
.terms-header {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: flex-start;
  margin-bottom: 24px;
}

.dashboard-quotes {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.dashboard-action {
  display: flex;
  align-items: center;
}

.quote-card {
  padding: 22px;
  border-radius: var(--radius-lg);
  background: var(--bg-card);
  box-shadow: var(--shadow-md);
}

.quote-card.secondary {
  background: var(--bg-surface-alt);
}

.status-pill,
.terms-badge {
  display: inline-flex;
  align-items: center;
  padding: 8px 14px;
  border-radius: var(--radius-pill);
  font-weight: 700;
  margin-bottom: 10px;
}

.status-pill.valid {
  background: var(--status-success-bg);
  color: var(--status-success);
}

.status-pill.invalid {
  background: var(--status-danger-bg);
  color: var(--status-danger);
}

.terms-badge {
  background: var(--status-info-bg);
  color: var(--color5);
}

[data-theme="dark"] .terms-badge {
  color: var(--color1);
}

.kpi-trend {
  font-size: 0.8rem;
  font-weight: 600;
}

.kpi-trend.up { color: var(--status-success); }
.kpi-trend.down { color: var(--status-danger); }
.kpi-trend.neutral { color: var(--text-secondary); }

.dashboard-section-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 14px;
}

.analytics-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.chart-card canvas {
  max-height: 260px;
}

.top-products-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.top-product-row .top-product-label {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  margin-bottom: 4px;
}

.top-product-bar {
  height: 8px;
  border-radius: var(--radius-pill);
  background: var(--bg-surface-alt);
  overflow: hidden;
}

.top-product-bar-fill {
  height: 100%;
  background: var(--color3);
  border-radius: var(--radius-pill);
}

.quick-actions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

.quick-action-btn {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 18px;
  border-radius: var(--radius-md);
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  color: var(--text-primary);
  text-decoration: none;
  font-weight: 700;
  transition: filter var(--transition-fast);
}

.quick-action-btn:hover {
  filter: brightness(0.97);
  text-decoration: none;
}

.quick-action-icon {
  font-size: 1.4rem;
  line-height: 1;
}

.theme-toggle-btn {
  background: none;
  border: 1px solid rgba(249, 245, 235, 0.25);
  border-radius: var(--radius-pill);
  color: var(--color1);
  cursor: pointer;
  padding: 8px 12px;
  font-size: 1rem;
  line-height: 1;
}

.theme-toggle-btn:hover {
  background: rgba(249, 245, 235, 0.14);
}

@media (max-width: 900px) {
  .analytics-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 900px) {
  .login-shell,
  .dashboard-header,
  .dashboard-quotes {
    grid-template-columns: 1fr;
  }
}

/* Paneles analíticos (dashboard de inventario) */
.analytics-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-bottom: 20px;
}

.analytics-card,
.chart-card {
  padding: 22px;
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.analytics-card {
  border-left: 4px solid var(--color5);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

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

.analytics-card.accent-indigo,
.analytics-card.accent-blue { border-left-color: var(--color5); }
.analytics-card.accent-emerald { border-left-color: var(--status-success); }
.analytics-card.accent-cyan { border-left-color: var(--color4); }
.analytics-card.accent-rose { border-left-color: var(--color2); }
.analytics-card.accent-amber { border-left-color: var(--color3); }

.analytics-card h3,
.chart-card h3 {
  margin: 0 0 12px;
  font-size: 1rem;
  color: var(--text-primary);
}

.analytics-card p {
  margin: 0;
  font-size: 2rem;
  font-weight: 800;
  color: var(--text-primary);
}

.metric-caption,
.chart-subtitle,
.filter-subtitle {
  display: block;
  margin-top: 6px;
  font-size: 0.82rem;
  color: var(--text-muted);
}

.charts-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.chart-card-header {
  margin-bottom: 14px;
}

.chart-card-header h3 {
  margin-bottom: 4px;
}

.inventory-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

@media (max-width: 900px) {
  .analytics-grid,
  .charts-grid,
  .inventory-stats {
    grid-template-columns: 1fr;
  }
}

/* Filtros del reporte de inventario */
.filter-card {
  display: grid;
  gap: 18px;
}

.filter-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  flex-wrap: wrap;
}

.filter-header h3 {
  margin: 0;
  font-size: 1.1rem;
  color: var(--text-primary);
}

.filter-presets {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.chip-button {
  padding: 8px 14px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border-color);
  background: var(--bg-surface-alt);
  color: var(--color5);
  font-weight: 600;
  font-size: 0.82rem;
  cursor: pointer;
}

[data-theme="dark"] .chip-button {
  color: var(--color1);
}

.chip-button:hover {
  background: var(--status-info-bg);
}

.filter-form {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  align-items: end;
}

.filter-form .field {
  display: grid;
  gap: 6px;
}

.filter-form label {
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--text-primary);
}

.filter-form input,
.filter-form select {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  background: var(--bg-surface);
  color: var(--text-primary);
  box-sizing: border-box;
}

.filter-form input:focus,
.filter-form select:focus {
  outline: none;
  border-color: var(--color3);
  box-shadow: 0 0 0 3px rgba(240, 123, 63, 0.2);
}

.filter-actions {
  display: flex;
  gap: 10px;
  grid-column: 1 / -1;
}

@media (max-width: 900px) {
  .filter-form {
    grid-template-columns: 1fr 1fr;
  }
}

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

.active-filters {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  padding-top: 14px;
  border-top: 1px solid var(--border-color);
}

.active-filters-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
}

.filter-chip {
  padding: 6px 12px;
  border-radius: var(--radius-pill);
  background: var(--bg-surface-alt);
  color: var(--text-primary);
  font-size: 0.8rem;
  font-weight: 600;
}

/* ==========================================================================
   8. PANEL DE ADMINISTRACIÓN
   ========================================================================== */
.admin-panel {
  max-width: 1120px;
  margin: 24px auto;
  display: grid;
  gap: 22px;
}

.admin-card,
.about-card,
.terms-card {
  padding: 26px;
  background: var(--bg-card);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
}

.about-card,
.terms-card {
  max-width: 900px;
  margin: 24px auto;
}

.settings-form {
  display: grid;
  gap: 14px;
  margin-top: 18px;
}

.settings-form label {
  font-weight: 600;
  color: var(--text-primary);
}

.settings-form input {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background: var(--bg-surface);
  color: var(--text-primary);
}

.settings-form button {
  width: fit-content;
  border-radius: var(--radius-md);
}

.settings-list {
  margin-top: 18px;
  padding-left: 18px;
  color: var(--text-secondary);
}

.plan-actions {
  display: grid;
  gap: 16px;
  margin-top: 18px;
}

.action-inline {
  display: inline-block;
}

.invoice-form {
  display: grid;
  gap: 10px;
  padding: 16px;
  border-radius: var(--radius-lg);
  background: var(--status-info-bg);
  border: 1px solid var(--border-color);
}

.invoice-form label {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-primary);
}

.invoice-form input,
.invoice-form select {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background: var(--bg-surface);
  color: var(--text-primary);
}

.field-grid {
  display: grid;
  gap: 6px;
}

/* ==========================================================================
   9. MODALES (formato antiguo, aún usado por algunas vistas de admin)
   ========================================================================== */
.modal {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  z-index: 1000;
}

.modal.hidden {
  display: none;
}

.modal-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 43, 91, 0.65);
}

.modal-content {
  position: relative;
  width: min(560px, calc(100% - 32px));
  max-height: calc(100vh - 48px);
  overflow-y: auto;
  background: var(--bg-modal);
  border-radius: var(--radius-xl);
  padding: 26px;
  box-shadow: var(--shadow-lg);
  z-index: 1001;
  color: var(--text-primary);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 20px;
}

.modal-close {
  border: none;
  background: transparent;
  font-size: 1.8rem;
  line-height: 1;
  color: var(--text-secondary);
  cursor: pointer;
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 14px;
}

/* ==========================================================================
   10. TABLAS (INVENTARIO, AUDITORÍA, ADMINISTRACIÓN)
   ========================================================================== */
.data-table-wrapper {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  overflow-x: auto;
}

.data-table,
.admin-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.9rem;
}

.data-table th,
.admin-table th {
  background-color: var(--status-info-bg);
  color: var(--color5);
  font-weight: 700;
  padding: 0.875rem 1rem;
  border-bottom: 2px solid var(--border-color);
  white-space: nowrap;
}

[data-theme="dark"] .data-table th,
[data-theme="dark"] .admin-table th {
  background-color: rgba(249, 245, 235, 0.05);
  color: var(--color3);
}

.data-table td,
.admin-table td {
  padding: 0.875rem 1rem;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-primary);
}

.admin-table th,
.admin-table td {
  text-align: left;
  padding: 14px 12px;
}

.data-table tbody tr:hover {
  background-color: rgba(240, 123, 63, 0.04);
}

/* Badges / Etiquetas de Estado */
.badge {
  display: inline-flex;
  align-items: center;
  margin-left: 10px;
  padding: 0.25rem 0.625rem;
  border-radius: var(--radius-pill);
  font-size: 0.775rem;
  font-weight: 700;
}

.badge-success,
.badge.success { background-color: var(--status-success-bg); color: var(--status-success); }
.badge-warning,
.badge.warning { background-color: var(--status-warning-bg); color: var(--color3); }
.badge-danger,
.badge.notice  { background-color: var(--status-danger-bg);  color: var(--color2); }
.badge-info    { background-color: var(--status-info-bg);    color: var(--color5); }

[data-theme="dark"] .badge-info { color: var(--color1); }

/* ==========================================================================
   11. MENSAJES DE ESTADO Y AVISOS
   ========================================================================== */
.error {
  padding: 12px;
  background: var(--status-danger-bg);
  color: var(--status-danger);
  border-radius: var(--radius-md);
}

.warning-text {
  display: block;
  padding: 14px 16px;
  border-radius: var(--radius-lg);
  background: var(--status-danger-bg);
  color: var(--status-danger);
  font-weight: 600;
  font-size: 0.875rem;
  margin-bottom: 18px;
}

.illustration-box {
  padding: 18px;
  margin: 18px 0;
  border-radius: var(--radius-lg);
  background: var(--status-info-bg);
  border: 1px solid var(--border-color);
  color: var(--color5);
}

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

.hint.warning-text {
  display: block;
  padding: 6px 10px;
  margin-bottom: 0;
  font-size: 0.8rem;
}

[data-theme="dark"] .illustration-box {
  color: var(--color1);
}

.terms-text {
  max-height: 420px;
  overflow-y: auto;
  padding: 16px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  margin-bottom: 20px;
  line-height: 1.7;
  background: var(--bg-surface-alt);
  color: var(--text-primary);
}

/* ==========================================================================
   11.5. CALCULADORA DE SUSCRIPCIÓN (Planes, Paquetes, Add-ons, Módulos)
   ========================================================================== */
.pricing-page {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 24px;
  align-items: start;
}

.pricing-main { display: grid; gap: 24px; }

.plan-tier-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 18px;
}

.plan-tier-card {
  background: var(--bg-card);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 22px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 14px;
  cursor: pointer;
  transition: border-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}

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

.plan-tier-card.is-selected {
  border-color: var(--color3);
  box-shadow: 0 0 0 3px rgba(240, 123, 63, 0.18);
}

.plan-tier-card h3 { font-size: 1.2rem; color: var(--text-primary); }

.plan-tier-price {
  font-size: 2rem;
  font-weight: 800;
  color: var(--color5);
}

[data-theme="dark"] .plan-tier-price { color: var(--color1); }

.plan-tier-price small { font-size: 0.9rem; font-weight: 600; color: var(--text-secondary); }

.plan-tier-features {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
}

.feature-check {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.feature-check::before {
  content: "✔";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  background: var(--status-success-bg);
  color: var(--status-success);
  border-radius: 50%;
  font-size: 0.65rem;
}

.qty-stepper {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-pill);
  padding: 4px 8px;
}

.qty-stepper button {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: none;
  background: var(--bg-surface-alt);
  color: var(--text-primary);
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  line-height: 1;
}

.qty-stepper button:hover { background: var(--color3); color: #fff; }
.qty-stepper output { min-width: 24px; text-align: center; font-weight: 700; }

.module-option {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 16px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  background: var(--bg-card);
}

.module-option input[type="checkbox"] { margin-top: 4px; width: 18px; height: 18px; }
.module-option strong { color: var(--text-primary); }
.module-option p { margin: 2px 0 0; font-size: 0.85rem; color: var(--text-secondary); }
.module-option .module-price { margin-left: auto; font-weight: 700; color: var(--color5); white-space: nowrap; }
[data-theme="dark"] .module-option .module-price { color: var(--color1); }

.frequency-tabs { display: flex; gap: 10px; flex-wrap: wrap; }
.frequency-tab {
  padding: 10px 18px;
  border-radius: var(--radius-pill);
  border: 1.5px solid var(--border-color);
  background: var(--bg-surface);
  color: var(--text-primary);
  font-weight: 600;
  cursor: pointer;
}
.frequency-tab.is-selected { border-color: var(--color3); background: rgba(240, 123, 63, 0.12); color: var(--color3); }
.frequency-tab .discount-tag { font-size: 0.75rem; color: var(--status-success); font-weight: 700; margin-left: 6px; }

.pricing-summary {
  position: sticky;
  top: 24px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 22px;
  box-shadow: var(--shadow-lg);
  display: grid;
  gap: 10px;
}

.pricing-summary h3 { color: var(--text-primary); margin-bottom: 6px; }

.pricing-summary-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.pricing-summary-row.is-discount { color: var(--status-success); }
.pricing-summary-row.is-total {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text-primary);
  border-top: 1px solid var(--border-color);
  padding-top: 10px;
  margin-top: 4px;
}

/* Campo de código de descuento: input group unificado (un solo borde
   compartido entre el input y el botón, sin el hueco/desalineado que deja
   un simple `display:flex; gap`) — ver payment.html. */
.coupon-field {
  margin: 10px 0;
  display: grid;
  gap: 6px;
}

.coupon-field > label {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.input-group {
  display: flex;
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--bg-surface);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.input-group:focus-within {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(240, 123, 63, 0.18);
}

.input-group-field {
  flex: 1;
  min-width: 0;
  border: none;
  outline: none;
  background: transparent;
  padding: 10px 12px;
  font-size: 0.95rem;
  color: var(--text-primary);
  text-transform: uppercase;
}

.input-group-field::placeholder {
  color: var(--text-muted);
  text-transform: none;
}

.input-group-btn {
  flex-shrink: 0;
  border: none;
  padding: 0 18px;
  background: var(--color3);
  color: var(--color5); /* mismo par accesible (~5.1:1) que .btn-accent/.button */
  font-weight: 700;
  font-size: 0.9rem;
  cursor: pointer;
  transition: filter var(--transition-fast);
}

.input-group-btn:hover {
  filter: brightness(0.94);
}

.input-group-btn:disabled {
  background: var(--text-muted);
  color: var(--bg-card);
  cursor: not-allowed;
  filter: none;
}

@media (max-width: 960px) {
  .pricing-page { grid-template-columns: 1fr; }
  .pricing-summary { position: static; }
}

/* ==========================================================================
   12. UTILIDADES, RESPONSIVE Y MODOS DE IMPRESIÓN
   ========================================================================== */
.empty-state-img {
  max-width: 180px;
  height: auto;
  transition: filter var(--transition-fast);
}

[data-theme="dark"] .empty-state-img {
  filter: brightness(0.85) contrast(1.1);
}

@media print {
  body {
    background-color: #FFFFFF !important;
    color: #000000 !important;
  }

  .sidebar, .login-header, .header, .footer, .btn, .button, .no-print {
    display: none !important;
  }

  .data-table-wrapper {
    border: none !important;
    box-shadow: none !important;
  }

  .data-table th, .data-table td,
  .admin-table th, .admin-table td {
    border-bottom: 1px solid #000000 !important;
  }
}