/* ========== PAIRAGRAMS GAME STYLES ========== */

/* Pairagrams-specific CSS custom properties */
.pairagrams {
  --hg-pair-bg: rgb(220, 210, 240);           /* Light lavender */
  --hg-pair-selected: rgb(255, 205, 60);      /* Golden yellow */
  --hg-pair-text: rgb(40, 50, 80);            /* Dark navy */
  --hg-background: rgb(245, 249, 255);        /* Light blue background */
  --hg-border: rgb(241, 239, 249);            /* Light lavender border */
}

/* ========== GAME LAYOUT ========== */
.pairagrams {
  font-family: var(--font-family-base);
  background: var(--hg-background);
  min-height: 100vh;
}

/* Game container */
.pairagrams .game-board-figma {
  max-width: 400px;
  margin: 0 auto;
  padding: var(--spacing-md);
}

/* Rows container */
.pairagrams #rows-container {
  max-width: none; /* Override any global max-width */
  display: grid;
  gap: var(--spacing-xs);
  padding: var(--spacing-md) 0 0 0; /* Remove bottom padding to bring hearts closer */
}

/* Individual rows */
.pairagrams .row {
  display: flex;
  justify-content: space-between;
  gap: var(--spacing-xs);
  margin: 0;
}

/* ========== LETTER PAIRS - CANONICAL STYLES ========== */
.pairagrams .pair {
  background: var(--hg-pair-bg);
  color: var(--hg-pair-text);
  width: var(--pair-size, 60px);
  height: var(--pair-size, 60px);
  font-size: var(--pair-font-size, 18px);
  font-weight: 700;
  border: 1px solid var(--hg-border);
  border-radius: var(--border-radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  user-select: none;
  -webkit-user-select: none;
  -webkit-tap-highlight-color: transparent;
  cursor: pointer;
  transition: all 0.2s ease;
}

.pairagrams .pair.selected {
  background: var(--hg-pair-selected);
  color: var(--hg-pair-text);
  transform: scale(1.05);
}

/* EASY MODE: Highlight matching pairs with red border */
.pairagrams .pair.matching-pair {
  border: 3px solid #e74c3c;
  box-shadow: 0 0 8px rgba(231, 76, 60, 0.4);
}

.pairagrams .pair:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(100, 90, 230, 0.3);
}

.pairagrams .pair:hover:not(.selected) {
  transform: scale(1.02);
  opacity: 0.9;
}

/* ========== RESPONSIVE PAIR SIZING ========== */
.pairagrams.grid-6x6 {
  --pair-size: 60px;
  --pair-font-size: 18px;
}

@media (max-width: 480px) {
  .pairagrams.grid-6x6 {
    --pair-size: 52px;
    --pair-font-size: 16px;
  }
}

@media (max-width: 365px) {
  .pairagrams.grid-6x6 {
    --pair-size: 45px;
    --pair-font-size: 14px;
  }
}

/* ========== GAME UI ELEMENTS ========== */
.pairagrams #bonus-words {
  padding: var(--spacing-sm) 0;
  text-align: center;
  color: var(--text-muted);
}

.pairagrams .found-words-container {
  margin: var(--spacing-md) 0;
  padding: var(--spacing-sm);
  background: var(--surface-color);
  border-radius: var(--border-radius);
}

/* ========== MODAL STYLES ========== */
.pairagrams .modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  z-index: calc(var(--z-modal, 1000) - 1);
  display: none;
}

.pairagrams .modal {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: white;
  border: none;
  padding: var(--spacing-lg);
  border-radius: var(--border-radius);
  text-align: center;
  z-index: var(--z-modal, 1001);
  box-shadow: var(--shadow-lg, 0 8px 24px rgba(0,0,0,0.15));
  max-width: 90%;
  width: 320px;
  min-width: 280px;
}

/* hangagrams.css */
#guess-modal { display: none; }
#guess-modal.is-open { display: flex !important; align-items: center; justify-content: center; }



.pairagrams .modal h3 {
  margin: 0 0 var(--spacing-md) 0;
  color: var(--text-dark);
  font-size: var(--font-size-lg);
}

.pairagrams .modal p {
  font-size: var(--font-size-sm);
  font-weight: 600;
  margin: 0 0 var(--spacing-md) 0;
  line-height: var(--line-height-normal);
  color: var(--hg-pair-text);
}

/* ========== BUTTON SYSTEM ========== */
.pairagrams .btn {
  min-height: 44px; /* Accessibility touch target */
  border: none;
  border-radius: var(--border-radius-sm);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.pairagrams .hg-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  justify-items: stretch;
  align-items: center;
}
.pairagrams .hg-grid-2 .btn { width: 100%; }

.pairagrams .btn-hg-success:hover,
.pairagrams .btn-hg-ok:hover {
  filter: brightness(0.96);
}


.pairagrams .btn:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-md, 0 4px 12px rgba(0,0,0,0.15));
}

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

/* Pairagrams-specific button variants - Consolidated with 32px modal sizing */
.pairagrams .btn-hg-primary {
  background: rgb(100, 90, 230);
  color: white;
  min-height: 32px;
  height: 32px;
  padding: 6px 12px;
  font-size: 12px;
  border-radius: 4px;
}

.pairagrams .btn-hg-success {
  background: var(--secondary-color);
  color: white;
  min-height: 32px;
  height: 32px;
  padding: 6px 12px;
  font-size: 12px;
  border-radius: 4px;
}

.pairagrams .btn-hg-ok {
  background: rgb(120, 200, 90);
  color: white;
  min-height: 32px;
  height: 32px;
  padding: 6px 12px;
  font-size: 12px;
  border-radius: 4px;
  margin: 0;   /* normalized with other buttons */
}


.pairagrams .btn-hg-navy {
  background: rgb(40, 50, 80);
  color: #fff;
  min-height: 32px;
  height: 32px;
  padding: 6px 12px;
  font-size: 12px;
  border-radius: 4px;
}

/* ========== INPUT ELEMENTS ========== */
.pairagrams .input-hg {
  width: 100%;
  padding: 6px 8px;
  font-size: 12px;
  border: 1px solid var(--hg-border);
  border-radius: var(--border-radius-sm);
  text-align: center;
  box-sizing: border-box;
  background: var(--hg-background);
}

/* ========== FEEDBACK MESSAGES ========== */
.pairagrams .pair-feedback-message {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: rgba(0, 0, 0, 0.8);
  color: white;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--border-radius);
  z-index: calc(var(--z-modal, 1000) + 100);
  font-size: var(--font-size-sm);
  font-weight: 600;
  pointer-events: auto; /* Changed from 'none' to allow close button interaction */
  animation: fadeInOut 2s ease-in-out;
  border: 2px solid transparent; /* For type-specific border colors */
}

/* Close button for feedback message */
.pairagrams .pair-feedback-message .feedback-close-btn {
  position: absolute;
  top: 8px;
  right: 8px;
  background: transparent;
  border: none;
  color: inherit;
  font-size: 24px;
  line-height: 1;
  cursor: pointer;
  padding: 0;
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.7;
  transition: opacity 0.2s;
}

.pairagrams .pair-feedback-message .feedback-close-btn:hover {
  opacity: 1;
}

/* ===== FEEDBACK TYPE MODIFIERS ===== */
/* Feedback type modifier classes moved to /shared/styles/feedback_messages.css */
/* This allows all games to share the same feedback styling */

@keyframes fadeInOut {
  0%, 100% { opacity: 0; }
  20%, 80% { opacity: 1; }
}

/* Responsive feedback messages */
@media (max-width: 480px) {
  .pairagrams .pair-feedback-message {
    font-size: var(--font-size-xs);
    padding: 10px 16px;
  }
}

@media (max-width: 365px) {
  .pairagrams .pair-feedback-message {
    font-size: 11px;
    padding: 8px 14px;
  }
}

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

/* ========== PHASE 3: LIVES DISPLAY (HEARTS) ========== */
.pairagrams .lives-container {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 3px;
  margin: 0;
  padding: 0;
  min-height: 16px;
}

.pairagrams .heart {
  font-size: 14px;
  line-height: 1;
  transition: all 0.3s ease;
  display: inline-block;
  user-select: none;
}

/* Round indicator */
.pairagrams .round-indicator {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: #666;
  margin-right: 6px;
  user-select: none;
}

/* All hearts are red (no color coding) */
.pairagrams .heart.red {
  filter: brightness(1.1);
}

/* Lost heart - faded and gray */
.pairagrams .heart.lost {
  opacity: 0.4; /* Increased from 0.25 for better visibility - design review fix */
  filter: grayscale(100%);
}

/* Animations for life loss */
@keyframes heartLoss {
  0% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.5;
    transform: scale(1.2);
  }
  100% {
    opacity: 0.25;
    transform: scale(0.8);
    filter: grayscale(100%);
  }
}

@keyframes heartPulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.15);
  }
}

@keyframes shake {
  0%, 100% {
    transform: translateX(0);
  }
  25% {
    transform: translateX(-4px);
  }
  75% {
    transform: translateX(4px);
  }
}

.pairagrams .heart.losing {
  animation: heartLoss 0.5s ease-out forwards;
}

.pairagrams .heart.pulse {
  animation: heartPulse 0.5s ease-in-out;
}

.pairagrams .heart.shake {
  animation: shake 0.4s ease-in-out;
}

/* Responsive sizing */
@media (max-width: 480px) {
  .pairagrams .heart {
    font-size: 12px;
  }

  .pairagrams .lives-container {
    gap: 2px;
    min-height: 14px;
  }
}

@media (max-width: 365px) {
  .pairagrams .heart {
    font-size: 10px;
  }

  .pairagrams .lives-container {
    gap: 2px;
    min-height: 12px;
  }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
  .pairagrams .pair,
  .pairagrams .btn,
  .pairagrams .pair-feedback-message {
    animation: none;
    transition: none;
  }

  .pairagrams .pair.selected {
    transform: none;
  }

  .pairagrams .heart {
    animation: none !important;
    transition: opacity 0.3s ease;
  }
}

/* ========== HIGH CONTRAST SUPPORT ========== */
@media (prefers-contrast: high) {
  .pairagrams .pair {
    border-width: 2px;
    border-color: var(--text-dark);
  }
  
  .pairagrams .pair.selected {
    border-color: var(--text-dark);
    outline: 2px solid var(--text-dark);
  }
}

/* ========== GUESS MODAL TEXT VISIBILITY FIX ========== */
/* Bulletproof guess-input text + sizing */
#guess-modal { 
  color-scheme: light;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

#guess-modal .letter-input {
  /* Sizing reset (beats global input styles) - Reduced to 15px to fit 12-letter words */
  width: 15px !important;
  height: 15px !important;
  line-height: 15px !important;
  padding: 0 !important;
  box-sizing: border-box !important;
  margin: 0 1px !important; /* 1px margin each side for compact fit */

  /* Text paint guarantees */
  color: #000 !important;
  -webkit-text-fill-color: #000 !important;
  background-color: #fff !important;
  caret-color: #000 !important;
  text-align: center !important;
  text-transform: uppercase !important;
  font: bold 10px/15px "Helvetica Neue", Helvetica, Arial, sans-serif !important;
  border: 1px solid #ccc !important;
  border-radius: 2px !important;
  -webkit-appearance: none !important;
  appearance: none !important;
  opacity: 1 !important;
  text-indent: 0 !important;
  visibility: visible !important;
}

#guess-modal .letter-input::placeholder {
  color: #bbb !important;
  -webkit-text-fill-color: #bbb !important;
  opacity: 0.7 !important;
}

#guess-modal .letter-input:-webkit-autofill {
  -webkit-text-fill-color: #000 !important;
  transition: background-color 99999s ease-out; /* neutralize yellow fill */
}

/* ===== LETTER INPUT STATE COLORS ===== */
/* Focused state - automatic via CSS pseudo-class */
#guess-modal .letter-input:focus {
  border-color: #007bff !important; /* Blue when input has focus */
}

/* Filled state - class added via JavaScript */
#guess-modal .letter-input.filled,
#guess-modal .letter-input:not(:placeholder-shown) {
  border-color: #28a745 !important; /* Green when letter entered */
}