/* ==========================================================================
   SATURCOM UI CORE - SISTEMA DE DISENO UNIFICADO (DEC-127 / DEC-128 / DEC-129)
   Plataforma Oficial: Saturcom Soporte Inteligente
   Serie W: Web, Hosting & Infraestructura
   ========================================================================== */

:root {
  /* Tokens Corporativos Oficiales (--sat-*) */
  --sat-bg-canvas: #F8FAFC;
  --sat-bg-surface: #FFFFFF;
  --sat-bg-card: #F1F5F9;
  --sat-text-main: #0F172A;
  --sat-text-secondary: #334155;
  --sat-text-muted: #64748B;
  --sat-border-subtle: #E2E8F0;
  --sat-border-default: #CBD5E1;
  --sat-blue-600: #1976D2;
  --sat-cyan-400: #00E5FF;
  --sat-amber-gold: #F57F17;
  --sat-theme-system-active-glow: #F57F17;

  /* Variables de Color e Identidad Unificadas (Tema Claro) */
  --bg-primary: #FAFBFC;
  --bg-secondary: #F1F4F7;
  --surface-bg: #FFFFFF;
  --surface-secondary: #F8FAFC;
  --text-primary: #0B1E33;
  --text-secondary: #4A5B6D;
  --text-muted: #64748B;
  --border-color: #E1E6EB;
  --border-subtle: #EDF2F7;
  --header-bg: rgba(250, 251, 252, 0.94);
  --header-border: #E1E6EB;
  
  --accent-color: #0066CC;
  --accent-hover: #004C99;
  --signal-color: #00B39A;
  --signal-glow: rgba(0, 179, 154, 0.35);
  --system-active-glow: #F57F17;
  
  /* Alias de compatibilidad hacia estilos existentes */
  --bg: var(--bg-primary);
  --surface: var(--surface-bg);
  --surface-2: var(--bg-secondary);
  --line: var(--border-color);
  --ink: var(--text-primary);
  --ink-soft: var(--text-secondary);
  --accent: var(--accent-color);
  --accent-dark: var(--accent-hover);
  --signal: var(--signal-color);
}

[data-theme="dark"] {
  /* Tokens Corporativos Oficiales (--sat-*) en Modo Oscuro */
  --sat-bg-canvas: #070A10;
  --sat-bg-surface: #0E131F;
  --sat-bg-card: #141B2A;
  --sat-text-main: #F8FAFC;
  --sat-text-secondary: #CBD5E1;
  --sat-text-muted: #94A3B8;
  --sat-border-subtle: #1E293B;
  --sat-border-default: #2A364F;
  --sat-blue-600: #1976D2;
  --sat-cyan-400: #00E5FF;
  --sat-amber-gold: #FFB300;
  --sat-theme-system-active-glow: #FFB300;

  /* Variables de Color e Identidad Unificadas (Tema Oscuro) */
  --bg-primary: #060B11;
  --bg-secondary: #0B121A;
  --surface-bg: #101923;
  --surface-secondary: #162230;
  --text-primary: #EAF1F7;
  --text-secondary: #9BAEC1;
  --text-muted: #64748B;
  --border-color: #1F2D3D;
  --border-subtle: #182635;
  --header-bg: rgba(6, 11, 17, 0.94);
  --header-border: #1F2D3D;
  
  --accent-color: #38BDF8;
  --accent-hover: #0284C7;
  --signal-color: #00D6B9;
  --signal-glow: rgba(0, 214, 185, 0.45);
  --system-active-glow: #FFB300;
  
  /* Alias de compatibilidad hacia estilos existentes */
  --bg: var(--bg-primary);
  --surface: var(--surface-bg);
  --surface-2: var(--surface-secondary);
  --line: var(--border-color);
  --ink: var(--text-primary);
  --ink-soft: var(--text-secondary);
  --accent: var(--accent-color);
  --accent-dark: var(--accent-hover);
  --signal: var(--signal-color);
}

/* ==========================================================================
   ESTILOS DE CABECERA HOMOGENEA Y LOGO ADAPTABLE
   ========================================================================== */
.saturcom-header,
.saturcom-header-core {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--header-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--header-border);
  transition: background-color 0.25s ease, border-color 0.25s ease;
}

.saturcom-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
  gap: 18px;
}

.saturcom-logo {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  transition: opacity 0.2s ease;
}
.saturcom-logo:hover {
  opacity: 0.9;
}
.saturcom-logo-img {
  height: 32px;
  width: auto;
  display: block;
  transition: filter 0.25s ease;
}
[data-theme="dark"] .saturcom-logo-img {
  filter: brightness(1.15);
}

/* ==========================================================================
   CONTROL DE TEMA UNIVERSAL DE 3 ESTADOS (DARK / LIGHT / SYSTEM)
   ========================================================================== */
.saturcom-theme-widget,
.saturcom-theme-control {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 6px;
  border-radius: 20px;
  background: rgba(11, 30, 51, 0.05);
  border: 1px solid rgba(11, 30, 51, 0.12);
  transition: all 0.25s ease;
  flex-shrink: 0;
  margin-left: 8px;
}
[data-theme="dark"] .saturcom-theme-widget,
[data-theme="dark"] .saturcom-theme-control {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.12);
}

/* Boton de Tema del Sistema (Icono de Computadora) */
.theme-btn-system,
.saturcom-theme-system-btn {
  background: none;
  border: none;
  padding: 4px;
  margin: 0;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  color: var(--text-muted);
  outline: none;
  transition: all 0.25s ease;
  line-height: 0;
  width: 28px;
  height: 28px;
}
.theme-btn-system:hover,
.saturcom-theme-system-btn:hover {
  color: var(--text-primary);
  background: rgba(11, 30, 51, 0.08);
}
[data-theme="dark"] .theme-btn-system:hover,
[data-theme="dark"] .saturcom-theme-system-btn:hover {
  background: rgba(255, 255, 255, 0.10);
  color: var(--text-primary);
}
.theme-btn-system:focus-visible,
.saturcom-theme-system-btn:focus-visible {
  box-shadow: 0 0 0 2px var(--accent-color);
}
.theme-btn-system.active,
.theme-btn-system.is-active,
.saturcom-theme-system-btn.active,
.saturcom-theme-system-btn.is-active,
[data-theme-mode="system"] .theme-btn-system,
[data-theme-mode="system"] .saturcom-theme-system-btn {
  color: var(--system-active-glow) !important;
  background: rgba(245, 127, 23, 0.15) !important;
  box-shadow: 0 0 10px rgba(245, 127, 23, 0.45) !important;
}
[data-theme="dark"] .theme-btn-system.active,
[data-theme="dark"] .theme-btn-system.is-active,
[data-theme="dark"] .saturcom-theme-system-btn.active,
[data-theme="dark"] .saturcom-theme-system-btn.is-active,
[data-theme="dark"][data-theme-mode="system"] .theme-btn-system,
[data-theme="dark"][data-theme-mode="system"] .saturcom-theme-system-btn {
  color: #FFB300 !important;
  background: rgba(255, 179, 0, 0.18) !important;
  box-shadow: 0 0 14px rgba(255, 179, 0, 0.55) !important;
}

/* Switch de 2 Polos Visuales (Light / Dark) */
.theme-switch,
.saturcom-theme-switch {
  background: none;
  border: none;
  padding: 0;
  margin: 0;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  outline: none;
  flex-shrink: 0;
}
.switch-track,
.saturcom-switch-track {
  width: 44px;
  height: 24px;
  background: #E6ECF1;
  border: 1px solid #D0DCE5;
  border-radius: 12px;
  position: relative;
  display: flex;
  align-items: center;
  padding: 2px;
  transition: background-color .25s ease, border-color .25s ease, box-shadow .25s ease;
  box-shadow: inset 0 1px 2px rgba(11, 30, 51, 0.06);
}
.theme-switch:hover .switch-track,
.saturcom-theme-switch:hover .saturcom-switch-track {
  border-color: var(--accent-color);
}
.theme-switch:focus-visible .switch-track,
.saturcom-theme-switch:focus-visible .saturcom-switch-track {
  box-shadow: 0 0 0 2px var(--accent-color);
}
.switch-thumb,
.saturcom-switch-thumb {
  width: 18px;
  height: 18px;
  background: #FFFFFF;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 1px 3px rgba(11, 30, 51, 0.25);
  transform: translateX(0);
  transition: transform .25s cubic-bezier(0.4, 0, 0.2, 1), background-color .25s ease, box-shadow .25s ease;
  color: #F59E0B;
}
.switch-thumb svg,
.saturcom-switch-thumb svg {
  width: 12px;
  height: 12px;
}
.switch-thumb .icon-sun,
.saturcom-switch-thumb .saturcom-icon-sun {
  display: block;
}
.switch-thumb .icon-moon,
.saturcom-switch-thumb .saturcom-icon-moon {
  display: none;
}

[data-theme="dark"] .switch-track,
[data-theme="dark"] .saturcom-switch-track {
  background: #111C28;
  border-color: #243547;
  box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.5);
}
[data-theme="dark"] .theme-switch:hover .switch-track,
[data-theme="dark"] .saturcom-theme-switch:hover .saturcom-switch-track {
  border-color: #38BDF8;
}
[data-theme="dark"] .switch-thumb,
[data-theme="dark"] .saturcom-switch-thumb {
  transform: translateX(20px);
  background: #00B39A;
  color: #061524;
  box-shadow: 0 0 8px rgba(0, 179, 154, 0.5);
}
[data-theme="dark"] .switch-thumb .icon-sun,
[data-theme="dark"] .saturcom-switch-thumb .saturcom-icon-sun {
  display: none;
}
[data-theme="dark"] .switch-thumb .icon-moon,
[data-theme="dark"] .saturcom-switch-thumb .saturcom-icon-moon {
  display: block;
}