/* ========================================
   SISTEMA DE ESTILOS CENTRALIZADO
   CSS Custom Variables para el motor 3D
   ======================================== */

:root {
  /* ===== COLORES PRINCIPALES ===== */
  --color-primary-50: #f0f9ff;
  --color-primary-100: #e0f2fe;
  --color-primary-200: #bae6fd;
  --color-primary-300: #7dd3fc;
  --color-primary-400: #38bdf8;
  --color-primary-500: #0ea5e9;
  --color-primary-600: #0284c7;
  --color-primary-700: #0369a1;
  --color-primary-800: #075985;
  --color-primary-900: #0c4a6e;
  --color-primary-950: #082f49;

  /* ===== COLORES SECUNDARIOS ===== */
  --color-secondary-50: #f8fafc;
  --color-secondary-100: #f1f5f9;
  --color-secondary-200: #e2e8f0;
  --color-secondary-300: #cbd5e1;
  --color-secondary-400: #94a3b8;
  --color-secondary-500: #64748b;
  --color-secondary-600: #475569;
  --color-secondary-700: #334155;
  --color-secondary-800: #1e293b;
  --color-secondary-900: #0f172a;
  --color-secondary-950: #020617;

  /* ===== COLORES DE ÉXITO ===== */
  --color-success-50: #f0fdf4;
  --color-success-100: #dcfce7;
  --color-success-200: #bbf7d0;
  --color-success-300: #86efac;
  --color-success-400: #4ade80;
  --color-success-500: #22c55e;
  --color-success-600: #16a34a;
  --color-success-700: #15803d;
  --color-success-800: #166534;
  --color-success-900: #14532d;
  --color-success-950: #052e16;

  /* ===== COLORES DE ADVERTENCIA ===== */
  --color-warning-50: #fffbeb;
  --color-warning-100: #fef3c7;
  --color-warning-200: #fde68a;
  --color-warning-300: #fcd34d;
  --color-warning-400: #fbbf24;
  --color-warning-500: #f59e0b;
  --color-warning-600: #d97706;
  --color-warning-700: #b45309;
  --color-warning-800: #92400e;
  --color-warning-900: #78350f;
  --color-warning-950: #451a03;

  /* ===== COLORES DE ERROR ===== */
  --color-error-50: #fef2f2;
  --color-error-100: #fee2e2;
  --color-error-200: #fecaca;
  --color-error-300: #fca5a5;
  --color-error-400: #f87171;
  --color-error-500: #ef4444;
  --color-error-600: #dc2626;
  --color-error-700: #b91c1c;
  --color-error-800: #991b1b;
  --color-error-900: #7f1d1d;
  --color-error-950: #450a0a;

  /* ===== COLORES DEL JUEGO ===== */
  --color-game-bg-primary: rgba(15, 23, 42, 0.95);
  --color-game-bg-secondary: rgba(30, 41, 59, 0.95);
  --color-game-bg-tertiary: rgba(51, 65, 85, 0.95);
  --color-game-text-primary: #f8fafc;
  --color-game-text-secondary: #cbd5e1;
  --color-game-text-muted: #94a3b8;
  --color-game-border: rgba(148, 163, 184, 0.2);
  --color-game-border-hover: rgba(148, 163, 184, 0.4);
  --color-game-accent: #0ea5e9;
  --color-game-accent-hover: #0284c7;

  /* ===== ESPACIADO ===== */
  --spacing-xs: 0.25rem;   /* 4px */
  --spacing-sm: 0.5rem;    /* 8px */
  --spacing-md: 1rem;      /* 16px */
  --spacing-lg: 1.5rem;    /* 24px */
  --spacing-xl: 2rem;      /* 32px */
  --spacing-2xl: 3rem;     /* 48px */
  --spacing-3xl: 4rem;     /* 64px */

  /* ===== TIPOGRAFÍA ===== */
  --font-family-primary: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-family-mono: 'JetBrains Mono', 'Fira Code', 'Consolas', 'Monaco', monospace;
  --font-family-display: 'Orbitron', 'Arial Black', sans-serif;

  --font-size-xs: 0.75rem;    /* 12px */
  --font-size-sm: 0.875rem;   /* 14px */
  --font-size-base: 1rem;     /* 16px */
  --font-size-lg: 1.125rem;   /* 18px */
  --font-size-xl: 1.25rem;    /* 20px */
  --font-size-2xl: 1.5rem;    /* 24px */
  --font-size-3xl: 1.875rem;  /* 30px */
  --font-size-4xl: 2.25rem;   /* 36px */

  --font-weight-light: 300;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --font-weight-extrabold: 800;

  --line-height-tight: 1.25;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.75;

  /* ===== BORDES Y RADIOS ===== */
  --border-radius-sm: 0.25rem;   /* 4px */
  --border-radius-md: 0.375rem;  /* 6px */
  --border-radius-lg: 0.5rem;    /* 8px */
  --border-radius-xl: 0.75rem;   /* 12px */
  --border-radius-2xl: 1rem;     /* 16px */
  --border-radius-full: 9999px;

  --border-width-sm: 1px;
  --border-width-md: 2px;
  --border-width-lg: 3px;

  /* ===== SOMBRAS ===== */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  --shadow-game: 0 8px 32px rgba(0, 0, 0, 0.4);
  --shadow-game-hover: 0 12px 40px rgba(0, 0, 0, 0.6);

  /* ===== ANIMACIONES ===== */
  --transition-fast: 150ms ease-in-out;
  --transition-normal: 250ms ease-in-out;
  --transition-slow: 350ms ease-in-out;

  /* ===== Z-INDEX ===== */
  --z-dropdown: 1000;
  --z-sticky: 1020;
  --z-fixed: 1030;
  --z-modal-backdrop: 1040;
  --z-modal: 1050;
  --z-popover: 1060;
  --z-tooltip: 1070;
  --z-game-ui: 1000;
  --z-dialogue: 9999;
  --z-battle-ui: 9998;

  /* ===== BREAKPOINTS ===== */
  --breakpoint-sm: 640px;
  --breakpoint-md: 768px;
  --breakpoint-lg: 1024px;
  --breakpoint-xl: 1280px;
  --breakpoint-2xl: 1536px;
}

/* ===== TEMA OSCURO (POR DEFECTO) ===== */
[data-theme="dark"] {
  --color-game-bg-primary: rgba(15, 23, 42, 0.95);
  --color-game-bg-secondary: rgba(30, 41, 59, 0.95);
  --color-game-bg-tertiary: rgba(51, 65, 85, 0.95);
  --color-game-text-primary: #f8fafc;
  --color-game-text-secondary: #cbd5e1;
  --color-game-text-muted: #94a3b8;
  --color-game-border: rgba(148, 163, 184, 0.2);
  --color-game-border-hover: rgba(148, 163, 184, 0.4);
}

/* ===== TEMA CLARO ===== */
[data-theme="light"] {
  --color-game-bg-primary: rgba(248, 250, 252, 0.95);
  --color-game-bg-secondary: rgba(241, 245, 249, 0.95);
  --color-game-bg-tertiary: rgba(226, 232, 240, 0.95);
  --color-game-text-primary: #0f172a;
  --color-game-text-secondary: #334155;
  --color-game-text-muted: #64748b;
  --color-game-border: rgba(100, 116, 139, 0.2);
  --color-game-border-hover: rgba(100, 116, 139, 0.4);
}

/* ===== COMPONENTES BASE ===== */

/* Botones */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  font-family: var(--font-family-primary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  line-height: var(--line-height-tight);
  border: var(--border-width-sm) solid transparent;
  border-radius: var(--border-radius-lg);
  cursor: pointer;
  transition: all var(--transition-normal);
  text-decoration: none;
  user-select: none;
}

.btn:focus {
  outline: 2px solid var(--color-primary-500);
  outline-offset: 2px;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-primary {
  background-color: var(--color-primary-600);
  color: white;
  border-color: var(--color-primary-600);
}

.btn-primary:hover:not(:disabled) {
  background-color: var(--color-primary-700);
  border-color: var(--color-primary-700);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background-color: var(--color-secondary-600);
  color: white;
  border-color: var(--color-secondary-600);
}

.btn-secondary:hover:not(:disabled) {
  background-color: var(--color-secondary-700);
  border-color: var(--color-secondary-700);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-success {
  background-color: var(--color-success-600);
  color: white;
  border-color: var(--color-success-600);
}

.btn-success:hover:not(:disabled) {
  background-color: var(--color-success-700);
  border-color: var(--color-success-700);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-warning {
  background-color: var(--color-warning-600);
  color: white;
  border-color: var(--color-warning-600);
}

.btn-warning:hover:not(:disabled) {
  background-color: var(--color-warning-700);
  border-color: var(--color-warning-700);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-error {
  background-color: var(--color-error-600);
  color: white;
  border-color: var(--color-error-600);
}

.btn-error:hover:not(:disabled) {
  background-color: var(--color-error-700);
  border-color: var(--color-error-700);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-primary-600);
  border-color: var(--color-primary-600);
}

.btn-outline:hover:not(:disabled) {
  background-color: var(--color-primary-600);
  color: white;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-ghost {
  background-color: transparent;
  color: var(--color-game-text-primary);
  border-color: transparent;
}

.btn-ghost:hover:not(:disabled) {
  background-color: var(--color-game-bg-secondary);
  color: var(--color-game-text-primary);
}

/* Tamaños de botones */
.btn-sm {
  padding: var(--spacing-xs) var(--spacing-sm);
  font-size: var(--font-size-xs);
}

.btn-lg {
  padding: var(--spacing-md) var(--spacing-lg);
  font-size: var(--font-size-lg);
}

/* Inputs */
.input {
  display: block;
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  font-family: var(--font-family-primary);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-normal);
  color: var(--color-game-text-primary);
  background-color: var(--color-game-bg-secondary);
  border: var(--border-width-sm) solid var(--color-game-border);
  border-radius: var(--border-radius-lg);
  transition: all var(--transition-normal);
}

.input:focus {
  outline: none;
  border-color: var(--color-primary-500);
  box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.1);
}

.input:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.input::placeholder {
  color: var(--color-game-text-muted);
}

/* Cards */
.card {
  background-color: var(--color-game-bg-secondary);
  border: var(--border-width-sm) solid var(--color-game-border);
  border-radius: var(--border-radius-xl);
  box-shadow: var(--shadow-game);
  overflow: hidden;
  transition: all var(--transition-normal);
}

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

.card-header {
  padding: var(--spacing-md);
  border-bottom: var(--border-width-sm) solid var(--color-game-border);
  background-color: var(--color-game-bg-tertiary);
}

.card-body {
  padding: var(--spacing-md);
}

.card-footer {
  padding: var(--spacing-md);
  border-top: var(--border-width-sm) solid var(--color-game-border);
  background-color: var(--color-game-bg-tertiary);
}

/* Modales */
.modal-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: var(--z-modal);
  padding: var(--spacing-md);
}

.modal-container {
  background-color: var(--color-game-bg-secondary);
  border: var(--border-width-md) solid var(--color-primary-500);
  border-radius: var(--border-radius-xl);
  box-shadow: var(--shadow-2xl);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  max-width: 90vw;
  max-height: 90vh;
  overflow: auto;
  animation: modalSlideIn 0.3s ease-out;
}

@keyframes modalSlideIn {
  from {
    opacity: 0;
    transform: scale(0.9) translateY(-20px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

.modal-header {
  padding: var(--spacing-md);
  border-bottom: var(--border-width-sm) solid var(--color-game-border);
  background-color: var(--color-game-bg-tertiary);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title {
  font-family: var(--font-family-primary);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-game-text-primary);
  margin: 0;
}

.modal-close {
  background: none;
  border: none;
  color: var(--color-game-text-muted);
  cursor: pointer;
  padding: var(--spacing-xs);
  border-radius: var(--border-radius-md);
  transition: all var(--transition-fast);
}

.modal-close:hover {
  background-color: var(--color-game-bg-primary);
  color: var(--color-game-text-primary);
}

.modal-body {
  padding: var(--spacing-md);
  color: var(--color-game-text-primary);
}

.modal-footer {
  padding: var(--spacing-md);
  border-top: var(--border-width-sm) solid var(--color-game-border);
  background-color: var(--color-game-bg-tertiary);
  display: flex;
  gap: var(--spacing-sm);
  justify-content: flex-end;
}

/* ===== COMPONENTES ESPECÍFICOS DEL JUEGO ===== */

/* Sistema de Diálogos */
.dlg-overlay {
  position: fixed;
  inset: 0;
  background: transparent;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  z-index: var(--z-dialogue);
}

.dlg-container {
  width: min(900px, 92vw);
  margin: var(--spacing-lg);
  border-radius: var(--border-radius-xl);
  border: var(--border-width-md) solid var(--color-primary-500);
  background: var(--color-game-bg-secondary);
  box-shadow: var(--shadow-game);
  color: var(--color-game-text-primary);
  font-family: var(--font-family-primary);
  z-index: var(--z-dialogue);
}

.dlg-content {
  padding: var(--spacing-lg) var(--spacing-xl);
  min-height: 84px;
  line-height: var(--line-height-relaxed);
  font-size: var(--font-size-base);
  letter-spacing: 0.2px;
  color: var(--color-game-text-primary);
}

.dlg-footer {
  display: flex;
  justify-content: flex-end;
  gap: var(--spacing-md);
  padding: var(--spacing-md) var(--spacing-lg);
  border-top: var(--border-width-sm) solid var(--color-game-border);
  background-color: var(--color-game-bg-tertiary);
  font-size: var(--font-size-sm);
  color: var(--color-game-text-secondary);
}

.dlg-hint {
  opacity: 0.8;
  color: var(--color-game-text-secondary);
}

/* Sistema de Batalla */
.battle-view {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: var(--z-battle-ui);
}

.battle-header {
  background-color: var(--color-game-bg-secondary);
  border-bottom: var(--border-width-sm) solid var(--color-game-border);
  padding: var(--spacing-md);
  color: var(--color-game-text-primary);
}

.battle-content {
  padding: var(--spacing-md);
  color: var(--color-game-text-primary);
}

.battle-actions {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

.battle-action {
  background-color: var(--color-primary-600);
  color: white;
  border: none;
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-sm) var(--spacing-md);
  cursor: pointer;
  transition: all var(--transition-normal);
  font-family: var(--font-family-primary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
}

.battle-action:hover {
  background-color: var(--color-primary-700);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

/* Panel de Información en Tiempo Real - encima del minimapa */
.realtime-panel {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background: linear-gradient(135deg, rgba(0,0,0,0.8) 0%, rgba(20,20,20,0.8) 100%);
  border-bottom: 1px solid rgba(255,255,255,0.1);
  z-index: 1100;
  pointer-events: none;
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
}

.realtime-section {
  padding: var(--spacing-xs) var(--spacing-sm);
  max-width: 100%;
  margin: 0 auto;
}

.realtime-title {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  color: var(--color-success-400);
  text-align: center;
  margin-bottom: var(--spacing-xs);
  text-shadow: 0 0 5px rgba(0,255,136,0.5);
  letter-spacing: 0.5px;
}

.realtime-grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  align-items: center;
  justify-content: center;
}

.realtime-item {
  display: flex;
  align-items: center;
  padding: var(--spacing-xs) var(--spacing-sm);
  background: rgba(255,255,255,0.05);
  border-radius: var(--border-radius-sm);
  border-left: var(--border-width-md) solid rgba(0,255,136,0.3);
  transition: all var(--transition-fast);
  font-size: var(--font-size-xs);
}

.realtime-item:hover {
  background: rgba(255,255,255,0.1);
  border-left-color: rgba(0,255,136,0.6);
}

.realtime-item .label {
  font-size: var(--font-size-xs);
  color: var(--color-game-text-secondary);
  font-weight: var(--font-weight-medium);
  text-shadow: 0 1px 2px rgba(0,0,0,0.5);
  margin-right: var(--spacing-xs);
}

.realtime-item .value {
  font-size: var(--font-size-xs);
  color: var(--color-game-text-primary);
  font-weight: var(--font-weight-bold);
  text-shadow: 0 1px 2px rgba(0,0,0,0.5);
  font-family: var(--font-family-mono);
}

/* Estados especiales */
.realtime-item .value.running {
  color: var(--color-error-400);
  text-shadow: 0 0 8px rgba(255,107,107,0.5);
}

.realtime-item .value.melee {
  color: var(--color-warning-400);
  text-shadow: 0 0 8px rgba(255,217,61,0.5);
}

.realtime-item .value.weapon {
  color: var(--color-success-400);
  text-shadow: 0 0 8px rgba(107,207,127,0.5);
}

.realtime-item .value.high {
  color: var(--color-error-400);
  text-shadow: 0 0 8px rgba(255,107,107,0.5);
}

.realtime-item .value.medium {
  color: var(--color-warning-400);
  text-shadow: 0 0 8px rgba(255,217,61,0.5);
}

.realtime-item .value.low {
  color: var(--color-success-400);
  text-shadow: 0 0 8px rgba(107,207,127,0.5);
}

/* ===== UTILIDADES ===== */

/* Espaciado */
.m-0 { margin: 0; }
.m-1 { margin: var(--spacing-xs); }
.m-2 { margin: var(--spacing-sm); }
.m-3 { margin: var(--spacing-md); }
.m-4 { margin: var(--spacing-lg); }
.m-5 { margin: var(--spacing-xl); }

.p-0 { padding: 0; }
.p-1 { padding: var(--spacing-xs); }
.p-2 { padding: var(--spacing-sm); }
.p-3 { padding: var(--spacing-md); }
.p-4 { padding: var(--spacing-lg); }
.p-5 { padding: var(--spacing-xl); }

/* Flexbox */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-row { flex-direction: row; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: var(--spacing-xs); }
.gap-2 { gap: var(--spacing-sm); }
.gap-3 { gap: var(--spacing-md); }
.gap-4 { gap: var(--spacing-lg); }

/* Texto */
.text-xs { font-size: var(--font-size-xs); }
.text-sm { font-size: var(--font-size-sm); }
.text-base { font-size: var(--font-size-base); }
.text-lg { font-size: var(--font-size-lg); }
.text-xl { font-size: var(--font-size-xl); }

.text-primary { color: var(--color-game-text-primary); }
.text-secondary { color: var(--color-game-text-secondary); }
.text-muted { color: var(--color-game-text-muted); }

.font-light { font-weight: var(--font-weight-light); }
.font-normal { font-weight: var(--font-weight-normal); }
.font-medium { font-weight: var(--font-weight-medium); }
.font-semibold { font-weight: var(--font-weight-semibold); }
.font-bold { font-weight: var(--font-weight-bold); }

/* Bordes */
.rounded-sm { border-radius: var(--border-radius-sm); }
.rounded-md { border-radius: var(--border-radius-md); }
.rounded-lg { border-radius: var(--border-radius-lg); }
.rounded-xl { border-radius: var(--border-radius-xl); }
.rounded-full { border-radius: var(--border-radius-full); }

/* Sombras */
.shadow-sm { box-shadow: var(--shadow-sm); }
.shadow-md { box-shadow: var(--shadow-md); }
.shadow-lg { box-shadow: var(--shadow-lg); }
.shadow-xl { box-shadow: var(--shadow-xl); }

/* Posicionamiento */
.relative { position: relative; }
.absolute { position: absolute; }
.fixed { position: fixed; }
.sticky { position: sticky; }

/* Display */
.block { display: block; }
.inline-block { display: inline-block; }
.inline { display: inline; }
.hidden { display: none; }

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .realtime-grid {
    gap: var(--spacing-xs);
  }

  .realtime-section {
    padding: var(--spacing-xs);
  }

  .realtime-title {
    font-size: var(--font-size-xs);
  }

  .realtime-item {
    padding: var(--spacing-xs);
  }

  .realtime-item .label,
  .realtime-item .value {
    font-size: var(--font-size-xs);
  }

  .dlg-container {
    margin: var(--spacing-md);
    width: calc(100vw - var(--spacing-md) * 2);
  }

  .dlg-content {
    padding: var(--spacing-md);
    font-size: var(--font-size-sm);
  }

  .dlg-footer {
    padding: var(--spacing-sm) var(--spacing-md);
  }
}

/* ===== ANIMACIONES ===== */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInDown {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.fade-in { animation: fadeIn 0.3s ease-out; }
.slide-in-up { animation: slideInUp 0.3s ease-out; }
.slide-in-down { animation: slideInDown 0.3s ease-out; }
.pulse { animation: pulse 2s infinite; }