/**
 * Estilos visuales corporativos de Mahjong Solitaire
 * Fijate Tools - Cumplimiento estricto de estándares, modo claro/oscuro y diseño responsivo
 */

:root {
  --font-main: 'Inter', system-ui, -apple-system, sans-serif;
  --font-heading: 'Outfit', 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Colores temáticos neutros y acentos */
  --bg-primary: #0b0f17;
  --bg-card: #151d2a;
  --bg-card-subtle: #1c2638;
  --border-color: #27354a;
  --border-subtle: #1e293b;
  --text-main: #f1f5f9;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  --accent-gold: #f59e0b;
  --accent-gold-dark: #d97706;
  --accent-jade: #10b981;
  --accent-cinnabar: #ef4444;
  --accent-blue: #3b82f6;
  --card-radius: 14px;
  --shadow-lg: 0 10px 25px -5px rgba(0, 0, 0, 0.4), 0 8px 10px -6px rgba(0, 0, 0, 0.3);
}

[data-theme="light"] {
  --bg-primary: #f8fafc;
  --bg-card: #ffffff;
  --bg-card-subtle: #f1f5f9;
  --border-color: #e2e8f0;
  --border-subtle: #cbd5e1;
  --text-main: #0f172a;
  --text-muted: #475569;
  --text-dim: #64748b;
  --shadow-lg: 0 10px 25px -5px rgba(0, 0, 0, 0.08), 0 8px 10px -6px rgba(0, 0, 0, 0.04);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-main);
  background-color: var(--bg-primary);
  color: var(--text-main);
  overflow-x: clip;
  width: 100%;
  max-width: 100%;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

h1, h2, h3, h4, h5, h6,
.brand-title,
.section-title,
.modal-title,
.hud-title {
  font-family: var(--font-heading);
}

.mono, code, .hud-stat-value {
  font-family: var(--font-mono);
}

/* Layout canónico */
.main-wrapper.tool-layout {
  max-width: 1200px;
  margin: 1.5rem auto 3rem;
  padding: 0 1rem;
  box-sizing: border-box;
  flex: 1 0 auto;
}

.tool-with-sidebar {
  display: flex;
  gap: 2rem;
  align-items: flex-start;
  width: 100%;
}

.tool-main-content {
  flex: 1 1 0%;
  min-width: 0;
  width: 100%;
}

/* Tarjeta principal del juego de Mahjong */
.mahjong-game-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--card-radius);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  margin-bottom: 2rem;
  position: relative;
}

/* Barra superior HUD de estadísticas e información */
.mahjong-hud-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 1.25rem;
  background: var(--bg-card-subtle);
  border-bottom: 1px solid var(--border-color);
}

.hud-left {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.hud-badge-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.hud-badge-title svg {
  color: var(--accent-gold);
}

.hud-layout-tag {
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.2rem 0.6rem;
  border-radius: 6px;
  background: rgba(245, 158, 11, 0.15);
  color: var(--accent-gold);
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.hud-stats-group {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.hud-stat-item {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.hud-stat-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-dim);
  font-weight: 600;
}

.hud-stat-value {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.2;
}

.hud-combo-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.5rem;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 700;
  background: linear-gradient(135deg, #ef4444, #f59e0b);
  color: #ffffff;
  animation: pulse-combo 1.5s infinite;
}

@keyframes pulse-combo {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.08); }
}

/* Área interactiva del tablero 3D con Three.js */
.mahjong-board-container {
  width: 100%;
  height: clamp(480px, 68vh, 760px);
  position: relative;
  background: radial-gradient(circle at center, #0c3d25 0%, #052617 100%);
  overflow: hidden;
  touch-action: none;
}

.mahjong-board-container canvas {
  width: 100% !important;
  height: 100% !important;
  display: block;
  outline: none;
}

/* Barra inferior de controles y acciones del HUD */
.mahjong-hud-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.75rem 1.25rem;
  background: var(--bg-card-subtle);
  border-top: 1px solid var(--border-color);
}

.toolbar-group {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

/* Botones del HUD */
.btn-hud {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  height: 40px;
  min-height: 40px;
  padding: 0 0.85rem;
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  font-family: var(--font-main);
  cursor: pointer;
  border: 1px solid var(--border-color);
  background: var(--bg-card);
  color: var(--text-main);
  transition: all 0.15s ease-in-out;
  user-select: none;
}

.btn-hud:hover:not(:disabled) {
  background: var(--border-subtle);
  border-color: var(--text-dim);
  transform: translateY(-1px);
}

.btn-hud:active:not(:disabled) {
  transform: translateY(1px);
}

.btn-hud-primary {
  background: linear-gradient(135deg, #d97706, #f59e0b);
  border-color: #f59e0b;
  color: #0b0f17;
  font-weight: 700;
}

.btn-hud-primary:hover:not(:disabled) {
  background: linear-gradient(135deg, #b45309, #d97706);
  border-color: #d97706;
  color: #ffffff;
}

.btn-hud-icon-only {
  width: 40px;
  padding: 0;
}

.btn-hud:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none;
}

/* Modales accesibles */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(11, 15, 23, 0.75);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  padding: 1rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s ease, visibility 0.2s ease;
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal-dialog {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--card-radius);
  max-width: 580px;
  width: 100%;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
  overflow: hidden;
  transform: scale(0.95);
  transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-overlay.active .modal-dialog {
  transform: scale(1);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.2rem 1.5rem;
  border-bottom: 1px solid var(--border-color);
  background: var(--bg-card-subtle);
}

.modal-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.btn-modal-close {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 6px;
}

.btn-modal-close:hover {
  background: var(--border-color);
  color: var(--text-main);
}

.modal-body {
  padding: 1.5rem;
  max-height: 70vh;
  overflow-y: auto;
}

.modal-footer {
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--border-color);
  background: var(--bg-card-subtle);
  display: flex;
  justify-content: flex-end;
  gap: 0.75rem;
}

/* Cuadrícula de diseños de tablero en el modal */
.layout-choices-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

@media (min-width: 480px) {
  .layout-choices-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.layout-choice-card {
  padding: 1rem;
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.15s ease;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.layout-choice-card:hover {
  border-color: var(--accent-gold);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(245, 158, 11, 0.15);
}

.layout-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.layout-card-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-main);
}

.layout-card-diff {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
  background: rgba(16, 185, 129, 0.15);
  color: var(--accent-jade);
}

.layout-card-desc {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.4;
}

/* Formulario de ajustes */
.settings-form-group {
  margin-bottom: 1.25rem;
}

.settings-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 0.4rem;
}

.settings-select {
  width: 100%;
  height: 42px;
  padding: 0 0.85rem;
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  color: var(--text-main);
  font-family: var(--font-main);
  font-size: 0.9rem;
}

.settings-checkbox-label {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.9rem;
  color: var(--text-main);
  cursor: pointer;
  user-select: none;
}

.settings-checkbox {
  width: 18px;
  height: 18px;
  accent-color: var(--accent-gold);
  cursor: pointer;
}

/* Modal de victoria con trofeo */
.victory-content {
  text-align: center;
  padding: 1rem 0;
}

.victory-trophy-icon {
  width: 72px;
  height: 72px;
  margin: 0 auto 1rem;
  color: var(--accent-gold);
  animation: bounce-trophy 1s infinite alternate;
}

@keyframes bounce-trophy {
  from { transform: translateY(0); }
  to { transform: translateY(-8px); }
}

.victory-title {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 0.5rem;
}

.victory-subtitle {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

.victory-stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  padding: 1rem;
  background: var(--bg-card-subtle);
  border-radius: 10px;
  border: 1px solid var(--border-color);
  margin-bottom: 1.5rem;
}

.victory-stat-box {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.victory-stat-val {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--accent-gold);
}

.victory-stat-lbl {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 600;
  margin-top: 0.2rem;
}

/* Toast flotante de avisos accesibles */
.mahjong-toast {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: rgba(15, 23, 42, 0.92);
  color: #ffffff;
  border: 1px solid var(--accent-gold);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4);
  padding: 0.75rem 1.5rem;
  border-radius: 30px;
  font-size: 0.85rem;
  font-weight: 600;
  z-index: 10000;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease, transform 0.25s ease;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.mahjong-toast.visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* Adaptación responsive */
@media (max-width: 768px) {
  .mahjong-hud-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
  }

  .hud-stats-group {
    width: 100%;
    justify-content: space-between;
  }

  .mahjong-hud-toolbar {
    flex-direction: column;
    align-items: stretch;
  }

  .toolbar-group {
    width: 100%;
    justify-content: space-between;
  }

  .btn-hud {
    flex: 1 1 auto;
    font-size: 0.8rem;
    padding: 0 0.5rem;
  }

  .mahjong-board-container {
    height: 480px;
  }
}