/* ========================================
   Palabra 5 - Estilos CSS
   Versión: 1.0.0
   ======================================== */

/* ===== VARIABLES CSS ===== */
:root {
  /* Colores principales */
  --color-tone-1: #1a1a1b;
  --color-tone-2: #787c7e;
  --color-tone-3: #878a8c;
  --color-tone-4: #d3d6da;
  --color-tone-5: #edeff1;
  --color-tone-6: #f6f7f8;
  --color-tone-7: #ffffff;
  
  /* Colores del juego */
  --color-correct: #6aaa64;
  --color-present: #c9b458;
  --color-absent: #787c7e;
  
  /* Colores modo daltónico */
  --color-correct-colorblind: #f5793a;
  --color-present-colorblind: #85c0f9;
  
  /* Background y texto */
  --color-background: var(--color-tone-7);
  --color-text-primary: var(--color-tone-1);
  --color-text-secondary: var(--color-tone-2);
  
  /* UI Elements */
  --color-border: var(--color-tone-4);
  --color-border-focus: var(--color-tone-2);
  --color-tile-border: var(--color-tone-3);
  
  /* Botones */
  --color-button-bg: var(--color-tone-5);
  --color-button-text: var(--color-tone-1);
  --color-button-hover: var(--color-tone-4);
  
  /* Modal */
  --color-modal-bg: var(--color-tone-7);
  --color-modal-overlay: rgba(0, 0, 0, 0.5);
  
  /* Tipografía */
  --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
  --font-size-small: 0.875rem;
  --font-size-base: 1rem;
  --font-size-large: 1.125rem;
  --font-size-xl: 1.5rem;
  --font-size-xxl: 2rem;
  
  /* Espaciado */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  
  /* Bordes y sombras */
  --border-radius: 4px;
  --border-radius-lg: 8px;
  --box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  --box-shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.15);
  
  /* Transiciones */
  --transition-fast: 0.15s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Dimensiones del juego */
  --tile-size: 62px;
  --tile-gap: 5px;
  --keyboard-height: 200px;
  --board-width: 500px;
}

/* ===== TEMA OSCURO ===== */
[data-theme="dark"] {
  --color-tone-1: #d7dadc;
  --color-tone-2: #818384;
  --color-tone-3: #565758;
  --color-tone-4: #3a3a3c;
  --color-tone-5: #272729;
  --color-tone-6: #1a1a1b;
  --color-tone-7: #121213;
  
  --color-background: var(--color-tone-7);
  --color-text-primary: var(--color-tone-1);
  --color-text-secondary: var(--color-tone-2);
  
  --color-border: var(--color-tone-4);
  --color-border-focus: var(--color-tone-2);
  --color-tile-border: var(--color-tone-4);
  
  --color-button-bg: var(--color-tone-4);
  --color-button-text: var(--color-tone-1);
  --color-button-hover: var(--color-tone-3);
  
  --color-modal-bg: var(--color-tone-6);
  --color-modal-overlay: rgba(0, 0, 0, 0.8);
}

/* ===== MODO DALTÓNICO ===== */
[data-colorblind="true"] {
  --color-correct: var(--color-correct-colorblind);
  --color-present: var(--color-present-colorblind);
}

/* ===== RESET Y BASE ===== */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  line-height: 1.5;
}

body {
  font-family: var(--font-family);
  background-color: var(--color-background);
  color: var(--color-text-primary);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  transition: background-color var(--transition-base), color var(--transition-base);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* styles.css */

/* Simple Reset */
body, html {
    margin: 0;
    padding: 0;
    height: 100%; /* Make sure the html and body take up the full height */
}


/* ===== LOADING SCREEN ===== */
.loading-screen {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--color-background);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 9999;
}

.loading-spinner {
  width: 40px;
  height: 40px;
  border: 4px solid var(--color-tone-4);
  border-top: 4px solid var(--color-correct);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin-bottom: var(--spacing-md);
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.loading-screen p {
  color: var(--color-text-secondary);
  font-size: var(--font-size-base);
}

/* ===== APP CONTAINER ===== */
.app {
  display: flex;
  flex-direction: column;
  align-items: center; /* Center children horizontally */
  min-height: var(--app-height, 100vh);
  margin: 0 auto;
  position: relative;
}

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

@media all and (display-mode: standalone) {
  .app {
    padding-top: env(safe-area-inset-top);
    padding-bottom: env(safe-area-inset-bottom);
    padding-left: env(safe-area-inset-left);
    padding-right: env(safe-area-inset-right);
  }
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 100%;
}

.header-left,
.header-right {
  display: flex;
  gap: var(--spacing-xs);
  min-width: 100px;
}

.header-right {
  justify-content: flex-end;
}

.title {
  font-size: var(--font-size-xl);
  font-weight: 700;
  letter-spacing: 0.5px;
  text-align: center;
  flex: 1;
}

.icon-btn {
  width: 40px;
  height: 40px;
  border: none;
  background: none;
  color: var(--color-text-primary);
  cursor: pointer;
  border-radius: var(--border-radius);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color var(--transition-fast);
}

.icon-btn:hover {
  background-color: var(--color-button-hover);
}

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

/* ===== GAME CONTAINER ===== */
.game-container {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md);
  width: 100%;
  max-width: var(--board-width);
}

/* ===== GAME MESSAGE ===== */
.game-message {
  min-height: 24px;
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  text-align: center;
  font-weight: 500;
}

.game-message.error {
  color: #d73a49;
}

.game-message.success {
  color: var(--color-correct);
}

/* ===== BOARD ===== */
.board {
  display: grid;
  grid-template-rows: repeat(6, 1fr);
  gap: var(--tile-gap);
  padding: var(--spacing-sm);
}

.row {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--tile-gap);
}

.tile {
  width: var(--tile-size);
  height: var(--tile-size);
  border: 2px solid var(--color-tile-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-xl);
  font-weight: bold;
  text-transform: uppercase;
  user-select: none;
  position: relative;
  background-color: var(--color-background);
  transition: all var(--transition-base);
}

.tile.active-input {
  border-color: var(--color-correct);
  box-shadow: 0 0 0 2px var(--color-correct);
}

.tile.filled {
  border-color: var(--color-tone-3);
  animation: tile-pop 0.1s ease-in-out;
}

.tile.correct {
  background-color: var(--color-correct);
  border-color: var(--color-correct);
  color: white;
}

.tile.present {
  background-color: var(--color-present);
  border-color: var(--color-present);
  color: white;
}

.tile.absent {
  background-color: var(--color-absent);
  border-color: var(--color-absent);
  color: white;
}

/* ===== ANIMACIONES DE TILES ===== */
@keyframes tile-pop {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.1);
  }
  100% {
    transform: scale(1);
  }
}

.tile.flip {
  animation: tile-flip 0.6s ease-in-out forwards;
}

@keyframes tile-flip {
  0% {
    transform: rotateX(0);
  }
  50% {
    transform: rotateX(-90deg);
  }
  100% {
    transform: rotateX(0);
  }
}

.tile.bounce {
  animation: tile-bounce 0.6s ease-in-out;
}

@keyframes tile-bounce {
  0%, 20% {
    transform: translateY(0);
  }
  40% {
    transform: translateY(-30px);
  }
  50% {
    transform: translateY(5px);
  }
  60% {
    transform: translateY(-15px);
  }
  80% {
    transform: translateY(2px);
  }
  100% {
    transform: translateY(0);
  }
}

.row.shake {
  animation: shake 0.5s ease-in-out;
}

@keyframes shake {
  0%, 100% {
    transform: translateX(0);
  }
  10%, 30%, 50%, 70%, 90% {
    transform: translateX(-10px);
  }
  20%, 40%, 60%, 80% {
    transform: translateX(10px);
  }
}

/* ===== KEYBOARD ===== */
.keyboard {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  width: 100%;
  max-width: var(--board-width);
  padding: var(--spacing-sm);
  user-select: none;
}

.keyboard-row {
  display: flex;
  justify-content: center;
  gap: var(--spacing-xs);
}

.key {
  height: 58px;
  flex: 1;
  padding: 0 var(--spacing-sm);
  border: none;
  border-radius: var(--border-radius);
  background-color: var(--color-button-bg);
  color: var(--color-button-text);
  font-family: inherit;
  font-weight: bold;
  font-size: var(--font-size-small);
  text-transform: uppercase;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  user-select: none;
}

.key:hover {
  background-color: var(--color-button-hover);
  transform: translateY(-1px);
}

.key:active {
  transform: translateY(0);
}

.key:focus {
  outline: 2px solid var(--color-border-focus);
  outline-offset: 2px;
}

.key.key-wide {
  flex: 1.5;
  font-size: 12px;
}

.key.correct {
  background-color: var(--color-correct);
  color: white;
}

.key.present {
  background-color: var(--color-present);
  color: white;
}

.key.absent {
  background-color: var(--color-absent);
  color: white;
}

/* ===== MODALS ===== */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--color-modal-overlay);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: var(--spacing-md);
}

.modal.show {
  display: flex;
  animation: modal-fade-in var(--transition-base);
}

.modal-content {
  background-color: var(--color-modal-bg);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--box-shadow-lg);
  max-width: 90vw;
  max-height: 90vh;
  overflow-y: auto;
  animation: modal-slide-up var(--transition-base);
  position: relative;
}

@keyframes modal-fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

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

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

.modal-header h2 {
  margin: 0;
  font-size: var(--font-size-xl);
  font-weight: 700;
}

.modal-close {
  width: 32px;
  height: 32px;
  border: none;
  background: none;
  color: var(--color-text-secondary);
  cursor: pointer;
  border-radius: var(--border-radius);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

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

.modal-body {
  padding: var(--spacing-lg);
}

/* ===== ESTADÍSTICAS ===== */
.statistics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
}

.statistic {
  text-align: center;
}

.statistic-value {
  font-size: var(--font-size-xxl);
  font-weight: bold;
  color: var(--color-text-primary);
}

.statistic-label {
  font-size: var(--font-size-small);
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-top: var(--spacing-xs);
}

/* ===== DISTRIBUCIÓN DE INTENTOS ===== */
.guess-distribution {
  margin-top: var(--spacing-lg);
}

.guess-row {
  display: flex;
  align-items: center;
  margin-bottom: var(--spacing-sm);
  gap: var(--spacing-sm);
}

.guess-number {
  width: 20px;
  font-weight: bold;
  text-align: center;
}

.guess-bar {
  background-color: var(--color-absent);
  height: 20px;
  min-width: 10px;
  border-radius: var(--border-radius);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding: 0 var(--spacing-xs);
  color: white;
  font-size: var(--font-size-small);
  font-weight: bold;
  flex: 1;
  position: relative;
  overflow: hidden;
}

.guess-bar.current {
  background-color: var(--color-correct);
}

.guess-count {
  position: relative;
  z-index: 1;
}

/* ===== CONFIGURACIÓN ===== */
.setting-group {
  margin-bottom: var(--spacing-xl);
}

.setting-group h3 {
  margin-bottom: var(--spacing-md);
  color: var(--color-text-primary);
  font-size: var(--font-size-large);
}

.setting {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md) 0;
  border-bottom: 1px solid var(--color-border);
}

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

.setting-text {
  flex: 1;
}

.setting-title {
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
}

.setting-description {
  font-size: var(--font-size-small);
  color: var(--color-text-secondary);
}

/* ===== SWITCH ===== */
.switch {
  position: relative;
  display: inline-block;
  width: 50px;
  height: 24px;
}

.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--color-tone-4);
  transition: var(--transition-base);
  border-radius: 24px;
}

.slider:before {
  position: absolute;
  content: "";
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
  background-color: white;
  transition: var(--transition-base);
  border-radius: 50%;
}

input:checked + .slider {
  background-color: var(--color-correct);
}

input:checked + .slider:before {
  transform: translateX(26px);
}

/* ===== EJEMPLOS DE AYUDA ===== */
.examples {
  margin: var(--spacing-xl) 0;
}

.examples h3 {
  margin-bottom: var(--spacing-md);
  font-size: var(--font-size-large);
}

.example {
  margin-bottom: var(--spacing-lg);
}

.example-word {
  display: flex;
  gap: var(--spacing-xs);
  margin-bottom: var(--spacing-sm);
}

.example .tile {
  width: 40px;
  height: 40px;
  font-size: var(--font-size-large);
}

.example p {
  color: var(--color-text-secondary);
  line-height: 1.4;
}

.help-footer {
  margin-top: var(--spacing-xl);
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--color-border);
  text-align: center;
}

/* ===== RESULTADO DEL JUEGO ===== */
.game-result {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.result-message {
  font-size: var(--font-size-xl);
  font-weight: bold;
  margin-bottom: var(--spacing-md);
}

.result-message.win {
  color: var(--color-correct);
}

.result-message.lose {
  color: var(--color-absent);
}

.result-word {
  font-size: var(--font-size-large);
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-lg);
}

.share-section {
  text-align: center;
  margin: var(--spacing-xl) 0;
}

.btn-primary {
  background-color: var(--color-correct);
  color: white;
  border: none;
  padding: var(--spacing-md) var(--spacing-xl);
  border-radius: var(--border-radius);
  font-family: inherit;
  font-size: var(--font-size-base);
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  transition: all var(--transition-fast);
}

.btn-primary:hover {
  background-color: #5e9960;
  transform: translateY(-1px);
}

.btn-primary:active {
  transform: translateY(0);
}

/* ===== COUNTDOWN ===== */
.next-word {
  text-align: center;
  margin-top: var(--spacing-xl);
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--color-border);
}

.next-word p {
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-sm);
}

.countdown {
  font-size: var(--font-size-xl);
  font-weight: bold;
  font-family: 'Courier New', monospace;
  color: var(--color-text-primary);
}

/* ===== TOAST NOTIFICATIONS ===== */
.toast-container {
  position: fixed;
  top: 100px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2000;
  pointer-events: none;
}

.toast {
  background-color: var(--color-tone-1);
  color: var(--color-tone-7);
  padding: var(--spacing-md) var(--spacing-lg);
  border-radius: var(--border-radius);
  margin-bottom: var(--spacing-sm);
  font-weight: 600;
  animation: toast-slide-down var(--transition-base);
  pointer-events: auto;
  max-width: 90vw;
  text-align: center;
}

.toast.error {
  background-color: #d73a49;
}

.toast.success {
  background-color: var(--color-correct);
}

.toast.update {
    background-color: var(--color-present);
    color: var(--color-tone-1);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.btn-reload {
    background: var(--color-tone-7);
    color: var(--color-tone-1);
    border: 1px solid var(--color-tone-1);
    padding: 5px 10px;
    border-radius: var(--border-radius);
    margin-left: 15px;
    cursor: pointer;
}

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

/* ===== INFO ITEMS ===== */
.info-item {
  display: flex;
  justify-content: space-between;
  padding: var(--spacing-sm) 0;
  border-bottom: 1px solid var(--color-border);
}

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

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 767px) {
  :root {
    --tile-size: 56px;
    --spacing-md: 0.75rem;
  }
  
  .header {
    padding: var(--spacing-sm);
    font-size: smaller;
  }
  
  .title {
    font-size: var(--font-size-large);
  }
  
  .game-container {
    padding: 10px;
  }
  
  .keyboard {
    padding: var(--spacing-xs);
    padding-bottom: calc(var(--spacing-xs) + env(safe-area-inset-bottom));
  }
  
  .key {
    height: 52px;
    font-size: 12px;
  }
  
  .key.key-wide {
    font-size: 10px;
  }
  
  .modal-content {
    max-width: 95vw;
  }
  
  .modal-header,
  .modal-body {
    padding: var(--spacing-md);
  }
  
  .statistics {
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: repeat(2, 1fr);
    gap: var(--spacing-lg);
  }
}


@media (max-width: 360px) {
  :root {
    --tile-size: 50px;
  }
  
  .key {
    min-width: 27px;
    height: 46px;
  }
  
  .key.key-wide {
    min-width: 40px;
  }
}


/* ===== LANDSCAPE ORIENTATION ===== */
@media (orientation: landscape) and (max-height: 500px) {
  .game-container {
    gap: var(--spacing-sm);
  }
  
  .keyboard {
    gap: var(--spacing-xs);
  }
  
  .key {
    height: 40px;
  }
  
  :root {
    --tile-size: 45px;
  }
}

/* ===== REDUCED MOTION ===== */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ===== HIGH CONTRAST ===== */
@media (prefers-contrast: high) {
  :root {
    --color-border: #000;
    --color-tile-border: #000;
  }
  
  .tile {
    border-width: 3px;
  }
  
  .key {
    border: 2px solid var(--color-tone-2);
  }
}

/* ===== PRINT STYLES ===== */
@media print {
  .header,
  .keyboard,
  .modal {
    display: none !important;
  }
  
  .game-container {
    padding: 0;
  }
  
  .board {
    break-inside: avoid;
  }
}

.manual-copy-section {
    margin-top: var(--spacing-lg);
    text-align: center;
}
.manual-copy-section p {
    margin-bottom: var(--spacing-sm);
}
.manual-copy-section textarea {
    width: 100%;
    height: 120px;
    font-family: monospace;
    font-size: var(--font-size-small);
    padding: var(--spacing-sm);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    resize: none;
    background-color: var(--color-background);
    color: var(--color-text-primary);
}

/* ===== UTILIDADES ===== */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.no-scroll {
  overflow: hidden;
}

.text-center {
  text-align: center;
}

.font-bold {
  font-weight: bold;
}

.hidden {
  display: none !important;
}

.fade-in {
  animation: fade-in var(--transition-base);
}

@keyframes fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}ade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}