/* ============================================================
   SDZF — Sistema de Depósitos Zona Franca
   Archivo: sdzf.css
   Propósito: Estilos globales del sistema.

   Metodología: CSS custom properties (variables) para que
   cambiar la paleta de colores en el futuro sea trivial.
   ============================================================ */

/* ── 1. VARIABLES DE DISEÑO ─────────────────────────────────
   Acá definimos los colores, tipografía y espaciado del sistema.
   Al usar variables CSS, si mañana queremos cambiar el azul del
   sidebar por uno más oscuro, lo hacemos en UN solo lugar.
   ──────────────────────────────────────────────────────────── */
:root {
  /* Sidebar */
  --sidebar-bg:        #1a2332;   /* Azul marino oscuro */
  --sidebar-hover:     #243447;   /* Un poco más claro para hover */
  --sidebar-active:    #2e4a6e;   /* Azul medio para ítem activo */
  --sidebar-text:      #c8d6e5;   /* Texto principal del sidebar */
  --sidebar-muted:     #7a92aa;   /* Texto secundario / labels de sección */
  --sidebar-width:     260px;
  --sidebar-collapsed: 70px;      /* Ancho cuando está colapsado */
  --sidebar-accent:    #3d8ef8;   /* Azul eléctrico para acentos */

  /* Content area */
  --content-bg:        #f4f6f9;   /* Gris muy claro, más suave que blanco puro */
  --content-text:      #2c3e50;
  --card-bg:           #ffffff;
  --card-border:       #e2e8f0;
  --card-shadow:       0 1px 4px rgba(0,0,0,0.08);

  /* Navbar superior */
  --navbar-bg:         #ffffff;
  --navbar-border:     #e2e8f0;
  --navbar-height:     58px;

  /* Tipografía */
  --font-sans:         'Inter', system-ui, -apple-system, sans-serif;
  --font-mono:         'JetBrains Mono', 'Fira Code', monospace;

  /* Transiciones */
  --transition-speed: 0.25s;
}


/* ── 2. RESET Y BASE ─────────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  height: 100%;
  font-family: var(--font-sans);
  font-size: 14px;
  color: var(--content-text);
  background-color: var(--content-bg);
  overflow-x: hidden;
}


/* ── 3. LAYOUT PRINCIPAL ─────────────────────────────────────
   El layout es: sidebar fijo a la izquierda + wrapper derecho.
   El wrapper derecho contiene navbar arriba + main content abajo.
   ──────────────────────────────────────────────────────────── */
.sdzf-wrapper {
  display: flex;
  min-height: 100vh;
}


/* ── 4. SIDEBAR ─────────────────────────────────────────────
   Position fixed: siempre visible mientras el usuario scrollea
   el contenido. Ancho variable según clase .collapsed.
   ──────────────────────────────────────────────────────────── */
.sdzf-sidebar {
  position: fixed;
  top: 0;
  left: 0;
  height: 100vh;
  width: var(--sidebar-width);
  background: var(--sidebar-bg);
  display: flex;
  flex-direction: column;
  transition: width var(--transition-speed) ease;
  z-index: 1000;
  overflow: hidden;           /* Oculta el texto cuando se colapsa */
}

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


/* Encabezado del sidebar: logo + nombre del sistema */
.sidebar-header {
  height: var(--navbar-height);
  display: flex;
  align-items: center;
  padding: 0 18px;
  border-bottom: 1px solid rgba(255,255,255,0.07);
  flex-shrink: 0;
  gap: 12px;
}

.sidebar-logo {
  width: 34px;
  height: 34px;
  background: var(--sidebar-accent);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;             /* No se achica cuando el sidebar se colapsa */
  font-weight: 700;
  font-size: 13px;
  color: #fff;
  letter-spacing: 0.5px;
}

.sidebar-brand {
  display: flex;
  flex-direction: column;
  white-space: nowrap;
  overflow: hidden;
  transition: opacity var(--transition-speed), width var(--transition-speed);
}

.sidebar-brand-name {
  font-size: 15px;
  font-weight: 600;
  color: #fff;
  line-height: 1.2;
}

.sidebar-brand-sub {
  font-size: 10px;
  color: var(--sidebar-muted);
  text-transform: uppercase;
  letter-spacing: 0.8px;
}

.sdzf-sidebar.collapsed .sidebar-brand {
  opacity: 0;
  width: 0;
}


/* Navegación */
.sidebar-nav {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 12px 0;
  scrollbar-width: thin;
  scrollbar-color: rgba(255,255,255,0.1) transparent;
}

/* Label de sección (ej: "INGRESOS") */
.nav-section-label {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--sidebar-muted);
  padding: 14px 20px 6px;
  white-space: nowrap;
  transition: opacity var(--transition-speed);
}

.sdzf-sidebar.collapsed .nav-section-label {
  opacity: 0;
}

/* Ítems del menú */
.nav-item-wrapper {
  padding: 2px 10px;
}

.nav-link-sdzf {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 9px 12px;
  border-radius: 8px;
  color: var(--sidebar-text);
  text-decoration: none;
  white-space: nowrap;
  transition: background var(--transition-speed), color var(--transition-speed);
  cursor: pointer;
}

.nav-link-sdzf:hover {
  background: var(--sidebar-hover);
  color: #fff;
}

.nav-link-sdzf.active {
  background: var(--sidebar-active);
  color: #fff;
}

/* Ícono del ítem de menú */
.nav-icon {
  font-size: 17px;
  flex-shrink: 0;
  width: 22px;
  text-align: center;
  color: var(--sidebar-accent);
}

.nav-link-sdzf.active .nav-icon {
  color: #fff;
}

.nav-label {
  font-size: 13.5px;
  font-weight: 500;
  transition: opacity var(--transition-speed);
}

.sdzf-sidebar.collapsed .nav-label {
  opacity: 0;
  width: 0;
}

/* Submenú (ítems hijos) */
.nav-submenu {
  padding-left: 20px;
  overflow: hidden;
  max-height: 0;
  transition: max-height 0.3s ease;
}

.nav-submenu.open {
  max-height: 300px;
}

.sdzf-sidebar.collapsed .nav-submenu {
  display: none;
}

.nav-sub-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 7px 12px;
  border-radius: 6px;
  color: var(--sidebar-muted);
  text-decoration: none;
  font-size: 13px;
  transition: background var(--transition-speed), color var(--transition-speed);
}

.nav-sub-link:hover {
  background: var(--sidebar-hover);
  color: var(--sidebar-text);
}

.nav-sub-link.active {
  color: var(--sidebar-accent);
  background: rgba(61, 142, 248, 0.1);
}

/* Indicador de expansión */
.nav-chevron {
  margin-left: auto;
  font-size: 11px;
  transition: transform 0.25s;
  color: var(--sidebar-muted);
}

.nav-link-sdzf.open .nav-chevron {
  transform: rotate(90deg);
}


/* Footer del sidebar */
.sidebar-footer {
  padding: 12px 10px;
  border-top: 1px solid rgba(255,255,255,0.07);
  flex-shrink: 0;
}

.sidebar-user {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border-radius: 8px;
}

.sidebar-avatar {
  width: 32px;
  height: 32px;
  background: var(--sidebar-accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 600;
  color: #fff;
  flex-shrink: 0;
}

.sidebar-user-info {
  overflow: hidden;
  transition: opacity var(--transition-speed);
}

.sdzf-sidebar.collapsed .sidebar-user-info {
  opacity: 0;
  width: 0;
}

.sidebar-user-name {
  font-size: 13px;
  font-weight: 500;
  color: var(--sidebar-text);
  white-space: nowrap;
}

.sidebar-user-role {
  font-size: 11px;
  color: var(--sidebar-muted);
  white-space: nowrap;
}


/* ── 5. ÁREA DE CONTENIDO ────────────────────────────────── */
.sdzf-content {
  margin-left: var(--sidebar-width);
  flex: 1;
  display: flex;
  flex-direction: column;
  transition: margin-left var(--transition-speed) ease;
  min-height: 100vh;
}

.sdzf-content.sidebar-collapsed {
  margin-left: var(--sidebar-collapsed);
}


/* ── 6. NAVBAR SUPERIOR ──────────────────────────────────── */
.sdzf-navbar {
  height: var(--navbar-height);
  background: var(--navbar-bg);
  border-bottom: 1px solid var(--navbar-border);
  display: flex;
  align-items: center;
  padding: 0 24px;
  gap: 16px;
  position: sticky;
  top: 0;
  z-index: 999;
  box-shadow: 0 1px 3px rgba(0,0,0,0.06);
}

/* Botón para colapsar el sidebar */
.sidebar-toggle-btn {
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px 8px;
  border-radius: 6px;
  color: var(--content-text);
  font-size: 18px;
  display: flex;
  align-items: center;
  transition: background 0.2s;
}

.sidebar-toggle-btn:hover {
  background: var(--content-bg);
}

/* Breadcrumb en la navbar */
.navbar-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: #888;
}

.navbar-breadcrumb .current {
  color: var(--content-text);
  font-weight: 500;
}

.navbar-breadcrumb .separator {
  font-size: 10px;
  color: #ccc;
}

/* Elementos a la derecha de la navbar */
.navbar-actions {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 10px;
}

.navbar-icon-btn {
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px 8px;
  border-radius: 6px;
  color: #666;
  font-size: 17px;
  transition: background 0.2s, color 0.2s;
  position: relative;
}

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


/* ── 7. MAIN CONTENT ─────────────────────────────────────── */
.sdzf-main {
  flex: 1;
  padding: 28px;
}

/* Título de página */
.page-title {
  font-size: 20px;
  font-weight: 600;
  color: var(--content-text);
  margin-bottom: 4px;
}

.page-subtitle {
  font-size: 13px;
  color: #888;
  margin-bottom: 24px;
}


/* ── 8. CARDS ────────────────────────────────────────────── */
.sdzf-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 10px;
  box-shadow: var(--card-shadow);
  padding: 20px 24px;
}

.sdzf-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--card-border);
}

.sdzf-card-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--content-text);
}


/* ── 9. ALERTS / FLASH MESSAGES ─────────────────────────── */
.sdzf-alert {
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 13px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 16px;
}

.sdzf-alert-success { background: #ecfdf5; color: #166534; border-left: 4px solid #22c55e; }
.sdzf-alert-error   { background: #fef2f2; color: #991b1b; border-left: 4px solid #ef4444; }
.sdzf-alert-warning { background: #fffbeb; color: #92400e; border-left: 4px solid #f59e0b; }
.sdzf-alert-info    { background: #eff6ff; color: #1e40af; border-left: 4px solid #3b82f6; }


/* ── 10. BADGES DE ESTADO ──────────────────────────────────
   Para mostrar estados de archivos RET: SUBIDO, PARSEADO, ERROR...
   ──────────────────────────────────────────────────────────── */
.badge-estado {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 9px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.badge-SUBIDO      { background: #e0f2fe; color: #0369a1; }
.badge-PARSEANDO   { background: #fef9c3; color: #854d0e; }
.badge-PARSEADO    { background: #dbeafe; color: #1d4ed8; }
.badge-IMPORTANDO  { background: #fef9c3; color: #854d0e; }
.badge-IMPORTADO   { background: #dcfce7; color: #166534; }
.badge-ERROR       { background: #fee2e2; color: #991b1b; }


/* ── 11. RESPONSIVE ──────────────────────────────────────── */
@media (max-width: 768px) {
  .sdzf-sidebar {
    transform: translateX(-100%);
    width: var(--sidebar-width) !important;
  }

  .sdzf-sidebar.mobile-open {
    transform: translateX(0);
  }

  .sdzf-content {
    margin-left: 0 !important;
  }

  .sdzf-main {
    padding: 16px;
  }
}


/* ── 12. SCROLLBAR PERSONALIZADA (Webkit) ─────────────────── */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #cbd5e1; border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: #94a3b8; }