/* ========================================================= */
/* === 1. VARIABLES CSS: DEFINICIÓN DE COLORES Y TAMAÑOS === */
/* ========================================================= */

:root {
  --radius: 12px;
  /* Colores del tema por defecto (Dark Blue) */
  --bg-body-start: #071025;
  --bg-body-end: #071a2b;
  --color-text: #e6eef6;
  --color-text-secondary: #cbd6f0;
  --color-divider: #2a5298;
  --color-sidebar-bg: rgba(255, 255, 255, 0.02);
  --color-main-bg: rgba(255, 255, 255, 0.03);
  --color-btn-bg: #2a5298;
  --color-btn-text: #ffffff;
  --color-input-bg: transparent;
  --color-input-border: #2a5298;
  --color-link-hover: #2a5298;
}
body.darkblue {
  /* No overrides; usa :root */
}
/* =========================================================== */
/* === 2. TEMAS DE COLOR: MODIFICACIÓN DE LAS VARIABLES CSS === */
/* =========================================================== */

body.light {
  --bg-body-start: #ffffff;
  --bg-body-end: #e0e0e0;
  --color-text: #000;
  --color-text-secondary: #666;
  --color-divider: #555;
  --color-sidebar-bg: rgba(0, 0, 0, 0.02);
  --color-main-bg: rgba(0, 0, 0, 0.03);
  --color-btn-bg: #555;
  --color-btn-text: #ffffff;
  --color-input-bg: transparent;
  --color-input-border: #aaa;
  --color-link-hover: #2a5298;
}

/* Tema Pastel */
body.pastel {
  --bg-body-start: #f6d365;
  --bg-body-end: #c2e9fb;
  --color-text: #333;
  --color-text-secondary: #444;
  --color-divider: #d28c6a;
  --color-sidebar-bg: rgba(255, 255, 255, 0.02);
  --color-main-bg: rgba(255, 255, 255, 0.03);
  --color-btn-bg: #d28c6a;
  --color-btn-text: #ffffff;
  --color-input-bg: transparent;
  --color-input-border: #666;
  --color-link-hover: #d28c6a;
}

/* Tema Dark Grey */
body.darkgrey {
  --bg-body-start: #232526;
  --bg-body-end: #414345;
  --color-text: #f0f0f0;
  --color-text-secondary: #ccc;
  --color-divider: #e0dfdb;
  --color-sidebar-bg: rgba(255, 255, 255, 0.02);
  --color-main-bg: rgba(255, 255, 255, 0.03);
  --color-btn-bg: #e0dfdb;
  --color-btn-text: #000000;
  --color-input-bg: transparent;
  --color-input-border: #e0dfdb;
  --color-link-hover: #f0f0f0;
}

/* ================================================= */
/* === 3. ESTILOS DE BOTONES DE SELECCIÓN DE TEMA === */
/* ================================================= */

.theme-option.darkblue { background: linear-gradient(135deg, #1e3c72, #2a5298); }
.theme-option.light { background: linear-gradient(135deg, #ffffff, #f9f9f9, #f2f2f2, #ebebeb, #e0e0e0); }
.theme-option.pastel { background: linear-gradient(135deg, #f6d365, #fda085, #a1c4fd, #c2e9fb); }
.theme-option.darkgrey { background: linear-gradient(135deg, #232526, #414345); }

/* ========================================================= */
/* === 4. ESTILOS BASE Y DISPOSICIÓN DE LA PÁGINA (LAYOUT) === */
/* ========================================================= */

* { box-sizing: border-box; }
html, body, #app { height: 100%; margin: 0; }

body {
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial;
  transition: background 0.5s ease, color 0.5s ease;
  background: linear-gradient(180deg, var(--bg-body-start) 0%, var(--bg-body-end) 100%);
  color: var(--color-text);
}

.app { display: flex; height: 100vh; gap: 18px; padding: 18px; }

/* ================================================== */
/* === 5. ESTILOS DE LA BARRA LATERAL (SIDEBAR) === */
/* ================================================== */

.sidebar {
  width: 280px;
  background: var(--color-sidebar-bg);
  border-radius: var(--radius);
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex-shrink: 0;
  box-shadow: 0 6px 18px rgba(2, 6, 23, 0.6);
  justify-content: space-between;
  align-items: center;
  text-align: center;
  position: relative;
  transition: width 220ms ease, padding 200ms ease;
}

.sidebar .brand {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding-top: 40px;
  padding-bottom: 6px;
  width: 100%;
  cursor: pointer;
  position: relative;
}

.sidebar .brand img {
  width: 80px;
  height: 80px;
  object-fit: contain;
  display: block;
  transition: width 200ms ease, height 200ms ease;
}

.sidebar .brand h2 {
  font-size: 20px;
  margin: 8px 0 0 0;
}

.sidebar .brand .subtitle {
  font-size: 12px;
  margin-top: 4px;
  text-align: center;
}

.sidebar .divider {
  width: 100%;
  height: 1px;
  margin: 8px 0;
  background-color: var(--color-divider);
  transition: background-color 0.3s ease;
}

.sidebar .facturador-text {
  margin: 12px 0;
  font-weight: bold;
}

.sidebar .theme-buttons {
  display: flex;
  flex-direction: row;
  gap: 10px;
  align-items: center;
  justify-content: center;
  width: 100%;
  margin: 10px 0;
}

.sidebar .theme-buttons .theme-option {
  width: 28px;
  height: 28px;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  background-size: 200% 200%;
  background-position: center;
  transition: transform 0.3s, box-shadow 0.3s;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
}

.sidebar .theme-buttons .theme-option:hover {
  transform: scale(1.15);
  box-shadow: 0 6px 14px rgba(0, 0, 0, 0.4);
}

.sidebar .middle-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  flex-grow: 1;
  gap: 25px;
  padding: 0 20px;
  width: 100%;
}

.sidebar .action-buttons {
  display: flex;
  flex-direction: column;
  gap: 15px;
  width: 100%;
  max-width: 200px;
}

.sidebar .action-buttons button {
  padding: 10px 16px;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  font-weight: bold;
  transition: background 0.3s, color 0.3s, box-shadow 0.3s;
  background: var(--color-btn-bg);
  color: var(--color-btn-text);
  width: 100%;
}

.sidebar .action-buttons button:hover {
  filter: brightness(1.2);
}

.sidebar .footer {
  width: 100%;
  text-align: center;
  font-size: 13px;
  position: relative;
}

.sidebar .footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

/* =========================================================== */
/* === 6. ESTILOS DEL CONTENIDO PRINCIPAL (MAIN CONTENT) === */
/* =========================================================== */

.main {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  border-radius: var(--radius);
  padding: 12px;
  box-shadow: 0 10px 30px rgba(2, 6, 23, 0.6);
  background: var(--color-main-bg);
  color: inherit;
  overflow-y: auto;
  transition: margin-left 220ms ease, width 220ms ease;
}

/* ================================================= */
/* === 7. ESTILOS DE FORMULARIOS (LOGIN/REGISTER) === */
/* ================================================= */

.form-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  max-width: 260px;
  width: 100%;
  gap: 0;
}

.form-container label {
  width: 100%;
  text-align: left;
  margin-bottom: 8px;
  font-weight: bold;
  display: block;
  color: var(--color-text);
}

.form-container input {
  padding: 6px 8px;
  border-radius: 6px;
  border: 1px solid var(--color-input-border);
  width: 100%;
  font-size: 14px;
  color: var(--color-text);
  background: var(--color-input-bg);
  transition: border-color 0.3s;
  margin-top: 0;
  margin-bottom: 12px;
}

.form-container input:focus {
  outline: none;
  border-color: var(--color-link-hover);
  background: rgba(255, 255, 255, 0.1);
}

.form-container a {
  display: block;
  margin-bottom: 8px;
  font-size: 13px;
  text-decoration: none;
  color: inherit;
  cursor: pointer;
  transition: color 0.3s;
}

.form-container a:hover {
  text-decoration: underline;
  color: var(--color-link-hover);
}

.form-container button.form-action-btn {
  margin-bottom: 12px;
  width: 100%;
  max-width: 200px;
}

.form-action-btn {
  padding: 10px 16px;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  font-weight: bold;
  transition: background 0.3s, color 0.3s, box-shadow 0.3s;
  background: var(--color-btn-bg);
  color: var(--color-btn-text);
}

.form-action-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.form-action-btn:not(:disabled):hover {
  filter: brightness(1.2);
}

/* ===================================================== */
/* === 8. ESTILOS PARA LA PÁGINA DE BIENVENIDA (INDEX) === */
/* ===================================================== */

.welcome-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 20px;
  max-width: 400px;
}

.welcome-content h1 {
  font-size: 32px;
  margin: 0;
  color: var(--color-text);
}

.welcome-content p {
  font-size: 16px;
  color: var(--color-text-secondary);
  margin: 0;
}

.welcome-actions {
  display: flex;
  gap: 15px;
  flex-wrap: wrap;
  justify-content: center;
}

.welcome-btn {
  padding: 12px 24px;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  font-weight: bold;
  font-size: 14px;
  transition: all 0.3s ease;
  background: var(--color-btn-bg);
  color: var(--color-btn-text);
  min-width: 140px;
}

.welcome-btn:hover {
  filter: brightness(1.2);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}
/* Estilos para iconos sociales */
.social-icons {
  display: flex;
  gap: 20px;
  justify-content: center;
  margin-top: 20px;
}

.social-link {
  font-size: 28px;
  text-decoration: none;
  opacity: 0.7;
  transition: all 0.3s ease;
  transform: scale(1);
}

.social-link:hover {
  opacity: 1;
  transform: scale(1.2) rotate(5deg);
}

.crear-btn {
  font-size: 16px !important;
  font-weight: bold !important;
  letter-spacing: 1px;
}

/* ===================================================== */
/* === 9. ESTILOS PARA EL DASHBOARD === */
/* ===================================================== */

.dashboard-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 30px;
  max-width: 800px;
  width: 100%;
  padding: 20px;
}

.dashboard-content h1 {
  font-size: 28px;
  margin: 0;
  color: var(--color-text);
  text-align: center;
}

.dashboard-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  width: 100%;
}

.dashboard-card {
  background: var(--color-sidebar-bg);
  border-radius: var(--radius);
  padding: 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 10px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  cursor: pointer;
}

.dashboard-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
}

.dashboard-card .card-icon {
  font-size: 40px;
  opacity: 0.8;
}

.dashboard-card .card-content h3 {
  margin: 0;
  font-size: 18px;
  color: var(--color-text);
}

.dashboard-card .card-content p {
  margin: 0;
  font-size: 14px;
  color: var(--color-text-secondary);
}

.dashboard-card .card-number {
  font-size: 24px;
  font-weight: bold;
  color: var(--color-btn-bg);
}

.user-info {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px;
  background: var(--color-main-bg);
  border-radius: var(--radius);
  margin-bottom: 15px;
}

.user-avatar {
  font-size: 24px;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-btn-bg);
  border-radius: 50%;
}

.user-details {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.username {
  font-weight: bold;
  color: var(--color-text);
  font-size: 14px;
}

.user-role {
  font-size: 12px;
  color: var(--color-text-secondary);
}

/* ======================================================== */
/* === 10. ESTILOS DE LA BARRA LATERAL COLAPSADA === */
/* ======================================================== */

.sidebar-toggle {
  position: absolute;
  top: 10px;
  right: 10px;
  z-index: 30;
  width: 34px;
  height: 34px;
  border-radius: 8px;
  border: none;
  background: rgba(255, 255, 255, 0.04);
  color: inherit;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  transition: transform 160ms ease, background 160ms ease;
  backdrop-filter: blur(4px);
}

.sidebar-toggle:hover {
  transform: scale(1.06);
  background: rgba(255, 255, 255, 0.07);
}

.sidebar.collapsed {
  width: 72px;
  padding: 10px 8px;
}

.sidebar.collapsed .sidebar-toggle {
  left: 50%;
  right: auto;
  transform: translateX(-50%) rotate(90deg);
}

.sidebar.collapsed .brand img {
  width: 44px;
  height: 44px;
}

.sidebar.collapsed .brand .subtitle,
.sidebar.collapsed .brand .divider,
.sidebar.collapsed .facturador-text {
  display: none;
}

.sidebar.collapsed .brand h2 {
  font-size: 12px;
  margin: 4px 0 0 0;
}

.sidebar.collapsed .middle-section .action-buttons {
  align-items: center;
}

.sidebar.collapsed .middle-section .action-buttons button {
  width: 44px;
  height: 44px;
  padding: 0;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: normal;
  background: transparent;
  box-shadow: none;
}

.sidebar.collapsed .theme-buttons,
.sidebar.collapsed .footer-content > * {
  display: none;
}

.sidebar.collapsed .footer::after {
  content: "📅";
  font-size: 20px;
  opacity: 0.7;
  transition: opacity 0.3s;
}

.sidebar.collapsed .footer:hover::after {
  opacity: 1;
}

.sidebar.collapsed .footer:hover::before {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0, 0, 0, 0.8);
  color: white;
  padding: 6px 10px;
  border-radius: var(--radius);
  font-size: 12px;
  white-space: nowrap;
}

.theme-single {
  display: none;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: none;
  background: linear-gradient(135deg, #f6d365, #fda085, #a1c4fd);
  color: inherit;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 16px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.25);
  margin-top: 20px;
}

.sidebar.collapsed .theme-single {
  display: flex;
}

.theme-popup {
  display: none;
  position: absolute;
  left: 102%;
  top: 24.9%;
  transform: translateX(15px) translateY(-50%);
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(6px);
  padding: 6px 8px;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
  gap: 8px;
  align-items: center;
  z-index: 999;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.15s ease;
}

.theme-popup.open {
  display: flex;
  opacity: 1;
  pointer-events: auto;
}

.sidebar:not(.collapsed) .theme-single,
.sidebar:not(.collapsed) .theme-popup {
  display: none !important;
}

.theme-popup .theme-option {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  border: none;
  cursor: pointer;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.25);
  padding: 0;
}

.button-icon {
  display: none;
  font-size: 20px;
  opacity: 0.8;
  transition: opacity 0.3s;
}

.button-text {
  display: inline-block;
}

.sidebar.collapsed .button-icon {
  display: block;
}

.sidebar.collapsed .button-text {
  display: none;
}

.sidebar.collapsed .action-buttons button {
  width: auto;
  height: auto;
  border-radius: 0;
  background: transparent !important;
  box-shadow: none !important;
  padding: 0;
  margin: 0;
}

.sidebar.collapsed .action-buttons button:hover .button-icon {
  opacity: 1;
}

.sidebar.collapsed .footer-content {
  display: none;
}

.sidebar.collapsed .user-info {
  flex-direction: column;
  gap: 5px;
  padding: 8px;
}

.sidebar.collapsed .user-avatar {
  width: 32px;
  height: 32px;
  font-size: 18px;
}

.sidebar.collapsed .user-details {
  display: none;
}
/* Sección de logout separada */
.logout-section {
  width: 100%;
  display: flex;
  justify-content: center;
  margin: 10px 0;
}

.logout-section button {
  padding: 8px 16px;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  font-weight: bold;
  transition: background 0.3s, color 0.3s, box-shadow 0.3s;
  background: var(--color-btn-bg);
  color: var(--color-btn-text);
  width: 100%;
  max-width: 200px;
}

.logout-section button:hover {
  filter: brightness(1.2);
}

.sidebar.collapsed .logout-section button {
  width: 44px;
  height: 44px;
  padding: 0;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  box-shadow: none;
  max-width: none;
}
.sidebar.collapsed .logout-section {
  margin: 5px 0;
  display: flex;
  justify-content: center;
}

.sidebar.collapsed .logout-section .button-icon {
  display: block !important;
  opacity: 0.8;
}

.sidebar.collapsed .logout-section .button-text {
  display: none !important;
}
/* ========================================================================== */
/* === CONTROL DE POSICIONES EN SIDEBAR (General, Individual y por Página) === */
/* ========================================================================== */

/* --- Variables Base (Defaults para todos los elementos y estados) --- */
:root {
  /* General: Aplica a toda la sección brand como fallback */
  --logo-position: 40px;
  --logo-position-collapsed: 20px;

  /* Brand: Controles individuales para logo, título, subtítulo y facturador */
  --logo-image-margin: 0px;
  --logo-image-margin-collapsed: 0px;
  --logo-title-margin: 8px;
  --logo-title-margin-collapsed: 4px;
  --logo-subtitle-margin: 4px;
  --logo-subtitle-margin-collapsed: 2px;
  --facturador-margin: 6px;
  --facturador-margin-collapsed: 3px;

  /* Botones y otros elementos */
  --user-info-margin: 15px;           /* Solo en dashboard */
  --perfil-btn-margin: 0px;
  --perfil-btn-margin-collapsed: 0px;
  --login-btn-margin: 0px;
  --login-btn-margin-collapsed: 0px;
  --register-btn-margin: 0px;
  --register-btn-margin-collapsed: 0px;
  --logout-btn-margin: 10px;
  --logout-btn-margin-collapsed: 5px;
  --theme-buttons-margin: 10px;
  --theme-buttons-margin-collapsed: 10px;
  --theme-popup-position: 0px;
  --theme-popup-position-collapsed: 0px;
  --footer-margin: auto;              /* Footer siempre centrado */
}

/* --- Overrides por Página --- */
body.page-index {
  /* === Expandido === */
  --logo-position: 40px;
  --logo-image-margin: 0px;
  --logo-title-margin: 10px;
  --logo-subtitle-margin: 5px;
  --facturador-margin: 8px;
  
  --login-btn-margin: 1px;           /* Botón "Iniciar Sesión" */
  --register-btn-margin: 20px;        /* Botón "Registrarse" */
  --theme-buttons-margin: 5px;

  /* === Colapsado === */
  --logo-position-collapsed: 55px;
  --logo-image-margin-collapsed: 1px;
  --logo-title-margin-collapsed: 1px;
  --logo-subtitle-margin-collapsed: 2px;
  --facturador-margin-collapsed: 3px;
  --login-btn-margin-collapsed: 0px;
  --register-btn-margin-collapsed: 0px;
  --theme-buttons-margin-collapsed: 15px;
}

body.page-login {
  /* === Expandido === */
  --logo-position: 40px;
  --logo-image-margin: 0px;
  --logo-title-margin: 10px;
  --logo-subtitle-margin: 5px;
  --facturador-margin: 8px;
  --theme-buttons-margin: 5px;
  
  --login-btn-margin: 1px;
  --register-btn-margin: 20px;

  /* === Colapsado === */
  --logo-position-collapsed: 55px;
  --logo-image-margin-collapsed: 1px;
  --logo-title-margin-collapsed: 1px;
  --logo-subtitle-margin-collapsed: 2px;
  --facturador-margin-collapsed: 3px;
  --login-btn-margin-collapsed: 0px;
  --register-btn-margin-collapsed: 0px;
  --theme-buttons-margin-collapsed: 15px;
}

body.page-register {
  /* === Expandido === */
  --logo-position: 40px;
  --logo-image-margin: 0px;
  --logo-title-margin: 10px;
  --logo-subtitle-margin: 5px;
  --facturador-margin: 8px;
  --theme-buttons-margin: 5px;
  
  --backr-btn-margin: 1px;       /* Botón "Inicio" */
  --login-btn-margin: 20px;

  /* === Colapsado === */
  --logo-position-collapsed: 55px;
  --logo-image-margin-collapsed: 1px;
  --logo-title-margin-collapsed: 1px;
  --logo-subtitle-margin-collapsed: 2px;
  --facturador-margin-collapsed: 3px;
  --backr-btn-margin-collapsed: 0px;
  --login-btn-margin-collapsed: 0px;
  --theme-buttons-margin-collapsed: 15px;
}


body.page-dashboard {
  --logo-position: 40px;
  --logo-image-margin: 0px;
  --logo-title-margin: 10px;
  --logo-subtitle-margin: 5px;
  --facturador-margin: 8px;
  --theme-buttons-margin: 5px;
  
  --user-info-margin: 1px;         /* Info "👤 Usuario" */
  --perfil-btn-margin: 1px;         /* Botón "Perfil" */
  --logout-btn-margin: 65px;        /* Botón "Cerrar Sesión" */

  
  --logo-position-collapsed: 55px;
  --logo-image-margin-collapsed: 1px;
  --logo-title-margin-collapsed: 1px;
  --logo-subtitle-margin-collapsed: 2px;
  --facturador-margin-collapsed: 3px;
  --perfil-btn-margin-collapsed: 0px;
  --logout-btn-margin-collapsed: 212px;
  
}

/* --- Aplicación a Elementos (Normal y Collapsed) --- */
.sidebar .brand {
  padding-top: var(--logo-position);
}
.sidebar .brand img,
.sidebar.collapsed .brand img {
  margin-bottom: var(--logo-image-margin);
}
.sidebar.collapsed .brand img {
  margin-bottom: var(--logo-image-margin-collapsed);
}
.sidebar .brand h2,
.sidebar.collapsed .brand h2 {
  margin-top: var(--logo-title-margin);
}
.sidebar.collapsed .brand h2 {
  margin-top: var(--logo-title-margin-collapsed);
}
.sidebar .brand .subtitle,
.sidebar.collapsed .brand .subtitle {
  margin-top: var(--logo-subtitle-margin);
}
.sidebar.collapsed .brand .subtitle {
  margin-top: var(--logo-subtitle-margin-collapsed);
}
.sidebar .facturador-text,
.sidebar.collapsed .facturador-text {
  margin-bottom: var(--facturador-margin);
}
.sidebar.collapsed .facturador-text {
  margin-bottom: var(--facturador-margin-collapsed);
}
.sidebar .user-info {
  margin-bottom: var(--user-info-margin);
}
.sidebar #perfil-btn,
.sidebar.collapsed #perfil-btn {
  margin-top: var(--perfil-btn-margin);
}
.sidebar.collapsed #perfil-btn {
  margin-top: var(--perfil-btn-margin-collapsed);
}
.sidebar #back-btn,       /* Botón "Inicio" */
.sidebar.collapsed #back-btn {
  margin-top: var(--back-btn-margin);
}
.sidebar.collapsed #back-btn {
  margin-top: var(--back-btn-margin-collapsed);
}
.sidebar #login-btn,
.sidebar.collapsed #login-btn {
  margin-top: var(--login-btn-margin);
}
.sidebar.collapsed #login-btn {
  margin-top: var(--login-btn-margin-collapsed);
}
.sidebar #register-btn,
.sidebar.collapsed #register-btn {
  margin-top: var(--register-btn-margin);
}
.sidebar.collapsed #register-btn {
  margin-top: var(--register-btn-margin-collapsed);
}
.sidebar .logout-section,
.sidebar.collapsed .logout-section {
  margin-top: var(--logout-btn-margin);
}
.sidebar.collapsed .logout-section {
  margin-top: var(--logout-btn-margin-collapsed);
}
.sidebar .theme-buttons,
.sidebar.collapsed .theme-buttons {
  margin: var(--theme-buttons-margin) 0;
}
.sidebar.collapsed .theme-buttons {
  margin: var(--theme-buttons-margin-collapsed) 0;
}
.sidebar .theme-popup,
.sidebar.collapsed .theme-popup {
  margin-top: var(--theme-popup-position);
}
.sidebar.collapsed .theme-popup {
  margin-top: var(--theme-popup-position-collapsed);
}
.sidebar .footer {
  margin-top: var(--footer-margin);
}

/* --- Espaciado entre Botones en action-buttons --- */
.sidebar .action-buttons {
  display: flex;
  flex-direction: column;
  gap: 0; /* Controlado por margins individuales */
}

.sidebar .action-buttons button:not(:first-child) {
  margin-top: 15px; /* Default */
}

body.page-index .sidebar .action-buttons button:not(:first-child) {
  margin-top: 20px;
}

body.page-dashboard .sidebar .action-buttons button:not(:first-child) {
  margin-top: 12px;
}