/* ============================================
   ROUTER SITES - CSS PRINCIPAL
   Diseño moderno inspirado en 19216811.uno
   ============================================ */

:root {
  /* Colores principales */
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --primary-light: #3b82f6;
  --secondary: #64748b;
  --success: #22c55e;
  --warning: #f59e0b;
  --danger: #ef4444;
  
  /* Fondos */
  --bg-main: #f8fafc;
  --bg-white: #ffffff;
  --bg-card: #ffffff;
  --bg-sidebar: #f1f5f9;
  --bg-note: #fef3c7;
  --bg-note-border: #f59e0b;
  
  /* Textos */
  --text-primary: #1e293b;
  --text-secondary: #64748b;
  --text-muted: #94a3b8;
  --text-link: #2563eb;
  
  /* Bordes */
  --border-color: #e2e8f0;
  --border-radius: 8px;
  --border-radius-lg: 12px;
  
  /* Sombras */
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  
  /* Espaciado */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  
  /* Tipografía */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-main);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
}

a {
  color: var(--text-link);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--primary-dark);
  text-decoration: underline;
}

img {
  max-width: 100%;
  height: auto;
}

/* ============================================
   HEADER
   ============================================ */
.header {
  background: var(--bg-white);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.header-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--spacing-md) var(--spacing-lg);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
}

.logo-icon {
  width: 40px;
  height: 40px;
  background: var(--primary);
  border-radius: var(--border-radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
}

.nav {
  display: flex;
  gap: var(--spacing-lg);
  align-items: center;
}

.nav-link {
  color: var(--text-secondary);
  font-weight: 500;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--border-radius);
  transition: all 0.2s ease;
}

.nav-link:hover {
  color: var(--primary);
  background: var(--bg-sidebar);
  text-decoration: none;
}

/* Selector de idioma */
.language-selector {
  position: relative;
}

.language-btn {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--bg-sidebar);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  cursor: pointer;
  font-size: 0.9rem;
}

.language-dropdown {
  position: absolute;
  top: 100%;
  right: 0;
  background: var(--bg-white);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-lg);
  min-width: 150px;
  display: none;
  z-index: 200;
}

.language-dropdown.active {
  display: block;
}

.language-option {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  cursor: pointer;
  transition: background 0.2s ease;
}

.language-option:hover {
  background: var(--bg-sidebar);
}

/* ============================================
   LAYOUT PRINCIPAL
   ============================================ */
.main-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--spacing-xl) var(--spacing-lg);
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: var(--spacing-xl);
}

.content {
  min-width: 0;
}

.sidebar {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

/* ============================================
   TÍTULO PRINCIPAL (H1 con IP)
   ============================================ */
.page-title {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--spacing-md);
  font-family: var(--font-mono);
}

.page-intro {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-xl);
  line-height: 1.7;
}

/* ============================================
   BOTÓN DE LOGIN PRINCIPAL
   ============================================ */
.login-btn-container {
  text-align: center;
  margin: var(--spacing-xl) 0;
}

.login-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  background: var(--primary);
  color: white;
  font-size: 1.1rem;
  font-weight: 600;
  padding: var(--spacing-md) var(--spacing-2xl);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);
  transition: all 0.2s ease;
  text-decoration: none;
}

.login-btn:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  color: white;
  text-decoration: none;
}

.login-btn svg {
  width: 20px;
  height: 20px;
}

/* ============================================
   CAJA DE NOTA/AVISO
   ============================================ */
.note-box {
  background: var(--bg-note);
  border-left: 4px solid var(--bg-note-border);
  border-radius: var(--border-radius);
  padding: var(--spacing-md) var(--spacing-lg);
  margin: var(--spacing-lg) 0;
  display: flex;
  gap: var(--spacing-md);
  align-items: flex-start;
}

.note-box-icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  color: var(--warning);
}

.note-box-content {
  flex: 1;
}

.note-box-title {
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--spacing-xs);
}

.note-box-text {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* ============================================
   CARDS GENERALES
   ============================================ */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-sm);
}

.card-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--spacing-md);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.card-title svg {
  width: 20px;
  height: 20px;
  color: var(--primary);
}

/* ============================================
   TABLA DE CREDENCIALES
   ============================================ */
.credentials-table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--spacing-md) 0;
}

.credentials-table th,
.credentials-table td {
  padding: var(--spacing-sm) var(--spacing-md);
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

.credentials-table th {
  background: var(--bg-sidebar);
  font-weight: 600;
  color: var(--text-secondary);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.credentials-table tr:hover {
  background: var(--bg-sidebar);
}

.credentials-table code {
  background: var(--bg-sidebar);
  padding: 2px 6px;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.9rem;
}

.popularity-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--success);
  color: white;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 12px;
  min-width: 40px;
}

/* ============================================
   PASOS NUMERADOS
   ============================================ */
.steps {
  counter-reset: step-counter;
  list-style: none;
  padding: 0;
}

.step {
  counter-increment: step-counter;
  display: flex;
  gap: var(--spacing-md);
  padding: var(--spacing-md) 0;
  border-bottom: 1px solid var(--border-color);
}

.step:last-child {
  border-bottom: none;
}

.step::before {
  content: counter(step-counter);
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  background: var(--primary);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 0.9rem;
}

.step-content {
  flex: 1;
  padding-top: 4px;
}

.step-content code {
  background: var(--bg-sidebar);
  padding: 2px 8px;
  border-radius: 4px;
  font-family: var(--font-mono);
  color: var(--primary);
}

/* ============================================
   SCREENSHOT/IMAGEN DE LOGIN
   ============================================ */
.login-screenshot {
  margin: var(--spacing-lg) 0;
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.login-screenshot img {
  width: 100%;
  display: block;
}

.login-screenshot-caption {
  background: var(--bg-sidebar);
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: 0.85rem;
  color: var(--text-secondary);
  text-align: center;
}

/* ============================================
   SIDEBAR WIDGETS
   ============================================ */
.sidebar-widget {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-lg);
}

.sidebar-widget-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-sm);
  border-bottom: 2px solid var(--primary);
}

.sidebar-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.sidebar-links a {
  display: block;
  padding: var(--spacing-sm);
  color: var(--text-link);
  border-radius: var(--border-radius);
  transition: all 0.2s ease;
  font-family: var(--font-mono);
  font-size: 0.95rem;
}

.sidebar-links a:hover {
  background: var(--bg-sidebar);
  text-decoration: none;
}

/* Botón ver más en sidebar */
.see-more-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: var(--spacing-md);
  padding: var(--spacing-sm) var(--spacing-md);
  color: var(--primary);
  font-weight: 500;
  font-size: 0.9rem;
  text-decoration: none;
  border-radius: var(--border-radius);
  transition: all 0.2s ease;
}

.see-more-btn:hover {
  background: var(--bg-sidebar);
  text-decoration: none;
}

/* Lista de marcas con iconos */
.brand-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.brand-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm);
  border-radius: var(--border-radius);
  transition: background 0.2s ease;
}

.brand-item:hover {
  background: var(--bg-sidebar);
}

.brand-icon {
  width: 24px;
  height: 24px;
  object-fit: contain;
}

.brand-name {
  color: var(--text-link);
}

/* ============================================
   ACORDEONES (para guías por marca)
   ============================================ */
.accordion {
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  margin: var(--spacing-md) 0;
}

.accordion-item {
  border-bottom: 1px solid var(--border-color);
}

.accordion-item:last-child {
  border-bottom: none;
}

.accordion-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md) var(--spacing-lg);
  background: var(--bg-white);
  cursor: pointer;
  transition: background 0.2s ease;
  font-weight: 500;
}

.accordion-header:hover {
  background: var(--bg-sidebar);
}

.accordion-icon {
  width: 20px;
  height: 20px;
  transition: transform 0.2s ease;
}

.accordion-item.active .accordion-icon {
  transform: rotate(180deg);
}

.accordion-content {
  display: none;
  padding: var(--spacing-md) var(--spacing-lg);
  background: var(--bg-sidebar);
  border-top: 1px solid var(--border-color);
}

.accordion-item.active .accordion-content {
  display: block;
}

/* ============================================
   ERRORES COMUNES (TYPOS)
   ============================================ */
.typos-grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  margin: var(--spacing-md) 0;
}

.typo-tag {
  display: inline-block;
  padding: var(--spacing-xs) var(--spacing-md);
  background: var(--bg-sidebar);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-secondary);
  transition: all 0.2s ease;
}

.typo-tag:hover {
  background: var(--primary);
  color: white;
  border-color: var(--primary);
  text-decoration: none;
}

/* ============================================
   ADSENSE SLOTS
   ============================================ */
.ad-slot {
  background: var(--bg-sidebar);
  border: 1px dashed var(--border-color);
  border-radius: var(--border-radius);
  padding: var(--spacing-md);
  text-align: center;
  min-height: 90px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.ad-slot-header {
  margin-bottom: var(--spacing-lg);
}

.ad-slot-sidebar {
  margin-top: var(--spacing-lg);
}

.ad-slot-content {
  margin: var(--spacing-xl) 0;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: var(--text-primary);
  color: white;
  padding: var(--spacing-2xl) var(--spacing-lg) var(--spacing-lg);
  margin-top: var(--spacing-2xl);
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.footer-section h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: var(--spacing-md);
  color: white;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.footer-links a {
  color: var(--text-muted);
  font-size: 0.9rem;
  transition: color 0.2s ease;
}

.footer-links a:hover {
  color: white;
  text-decoration: none;
}

.footer-bottom {
  padding-top: var(--spacing-lg);
  border-top: 1px solid rgba(255,255,255,0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.footer-languages {
  display: flex;
  gap: var(--spacing-sm);
}

.footer-lang {
  padding: var(--spacing-xs) var(--spacing-sm);
  background: rgba(255,255,255,0.1);
  border-radius: var(--border-radius);
  color: var(--text-muted);
  font-size: 0.8rem;
  transition: all 0.2s ease;
}

.footer-lang:hover {
  background: rgba(255,255,255,0.2);
  color: white;
  text-decoration: none;
}

/* ============================================
   MENÚ HAMBURGUESA Y SIDEBAR MOBILE
   ============================================ */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-sm);
  color: var(--text-primary);
  z-index: 1001;
}

.menu-toggle svg {
  width: 28px;
  height: 28px;
}

.mobile-nav-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 999;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.mobile-nav-overlay.active {
  opacity: 1;
}

.mobile-nav {
  position: fixed;
  top: 0;
  right: -300px;
  width: 300px;
  height: 100vh;
  background: var(--bg-white);
  z-index: 1000;
  box-shadow: var(--shadow-lg);
  transition: right 0.3s ease;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}

.mobile-nav.active {
  right: 0;
}

.mobile-nav-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--border-color);
}

.mobile-nav-header .logo {
  font-size: 1.25rem;
}

.mobile-nav-close {
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-sm);
  color: var(--text-secondary);
}

.mobile-nav-close:hover {
  color: var(--text-primary);
}

.mobile-nav-links {
  flex: 1;
  padding: var(--spacing-md) 0;
}

.mobile-nav-links a {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md) var(--spacing-lg);
  color: var(--text-primary);
  font-weight: 500;
  border-bottom: 1px solid var(--border-color);
  transition: background 0.2s ease;
}

.mobile-nav-links a:hover {
  background: var(--bg-sidebar);
  text-decoration: none;
}

.mobile-nav-links a svg {
  width: 20px;
  height: 20px;
  color: var(--primary);
}

.mobile-nav-section {
  padding: var(--spacing-md) var(--spacing-lg);
  border-top: 1px solid var(--border-color);
}

.mobile-nav-section-title {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--spacing-sm);
}

.mobile-nav-ips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
}

.mobile-nav-ips a {
  display: inline-block;
  padding: var(--spacing-xs) var(--spacing-sm);
  background: var(--bg-sidebar);
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--primary);
  border: none;
}

.mobile-nav-ips a:hover {
  background: var(--primary);
  color: white;
  text-decoration: none;
}

.mobile-nav-languages {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-lg);
  border-top: 1px solid var(--border-color);
  background: var(--bg-sidebar);
}

.mobile-nav-languages a {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--bg-white);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  font-size: 0.9rem;
  color: var(--text-primary);
}

.mobile-nav-languages a:hover {
  border-color: var(--primary);
  text-decoration: none;
}

.mobile-nav-languages a.active {
  background: var(--primary);
  color: white;
  border-color: var(--primary);
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 968px) {
  .main-container {
    grid-template-columns: 1fr;
  }

  .sidebar {
    order: 1;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
  }

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

  .nav {
    display: none;
  }

  .menu-toggle {
    display: block;
  }

  .mobile-nav-overlay {
    display: block;
    pointer-events: none;
  }

  .mobile-nav-overlay.active {
    pointer-events: auto;
  }
}

@media (max-width: 640px) {
  .header-container {
    padding: var(--spacing-sm) var(--spacing-md);
  }

  .logo {
    font-size: 1.25rem;
  }

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

  .logo-icon svg {
    width: 20px;
    height: 20px;
  }

  .page-title {
    font-size: 1.75rem;
  }

  .sidebar {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .footer-bottom {
    flex-direction: column;
    gap: var(--spacing-md);
    text-align: center;
  }

  .main-container {
    padding: var(--spacing-md);
  }

  .login-btn {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-lg);
  }
}