/**
 * QWERTY Français Keyboard Styles
 * Visual styling for the custom keyboard component
 */

/* ============================================
   CSS Custom Properties (Theme)
   ============================================ */
.azerty-keyboard {
  --key-bg: #f5f5f5;
  --key-bg-hover: #e8e8e8;
  --key-bg-pressed: #cce5ff;
  --key-bg-special: #e0e0e0;
  --key-bg-modifier-active: #b3d9ff;
  --key-border: #cccccc;
  --key-shadow: rgba(0, 0, 0, 0.15);
  
  --text-base: #333333;
  --text-dimmed: #999999;
  --text-active: #0066cc;
  --text-dead-key: #cc3333;
  --text-dead-key-result: #009933;
  
  --key-width: 60px;
  --key-height: 60px;
  --key-gap: 4px;
  --key-radius: 8px;
  --key-font-size: 18px;
  --key-font-size-small: 13px;
  
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* Dark mode support - System preference */
@media (prefers-color-scheme: dark) {
  .azerty-keyboard {
    --key-bg: #3a3a3a;
    --key-bg-hover: #4a4a4a;
    --key-bg-pressed: #2a4a6a;
    --key-bg-special: #2d2d2d;
    --key-bg-modifier-active: #1a5a9a;
    --key-border: #555555;
    --key-shadow: rgba(0, 0, 0, 0.4);
    
    --text-base: #e0e0e0;
    --text-dimmed: #999999;
    --text-active: #66b3ff;
    --text-dead-key: #ff6666;
    --text-dead-key-result: #66cc66;
  }
}

/* Dark mode support - Manual theme toggle */
[data-theme="dark"] .azerty-keyboard {
  --key-bg: #3a3a3a;
  --key-bg-hover: #4a4a4a;
  --key-bg-pressed: #2a4a6a;
  --key-bg-special: #2d2d2d;
  --key-bg-modifier-active: #1a5a9a;
  --key-border: #555555;
  --key-shadow: rgba(0, 0, 0, 0.4);
  
  --text-base: #e0e0e0;
  --text-dimmed: #999999;
  --text-active: #66b3ff;
  --text-dead-key: #ff6666;
  --text-dead-key-result: #66cc66;
}

/* ============================================
   Keyboard Container
   ============================================ */
.keyboard-container {
  display: flex;
  flex-direction: column;
  gap: var(--key-gap);
  padding: 16px;
  background: linear-gradient(135deg, #f0f0f0 0%, #d8d8d8 100%);
  border-radius: 16px;
  box-shadow: 
    0 4px 12px var(--key-shadow),
    inset 0 1px 0 rgba(255, 255, 255, 0.5);
  width: fit-content;
  user-select: none;
}

@media (prefers-color-scheme: dark) {
  .keyboard-container {
    background: linear-gradient(135deg, #2a2a2a 0%, #1a1a1a 100%);
  }
}

[data-theme="dark"] .keyboard-container {
  background: linear-gradient(135deg, #2a2a2a 0%, #1a1a1a 100%);
}

/* Light mode override - forces light colors when site theme is light */
[data-theme="light"] .azerty-keyboard {
  --key-bg: #f5f5f5;
  --key-bg-hover: #e8e8e8;
  --key-bg-pressed: #cce5ff;
  --key-bg-special: #e0e0e0;
  --key-bg-modifier-active: #b3d9ff;
  --key-border: #cccccc;
  --key-shadow: rgba(0, 0, 0, 0.15);
  
  --text-base: #333333;
  --text-dimmed: #999999;
  --text-active: #0066cc;
  --text-dead-key: #cc3333;
  --text-dead-key-result: #009933;
}

[data-theme="light"] .keyboard-container {
  background: linear-gradient(135deg, #f0f0f0 0%, #d8d8d8 100%);
}

/* ============================================
   Keyboard Rows
   ============================================ */
.keyboard-row {
  display: flex;
  gap: var(--key-gap);
}

/* ============================================
   Key Base Styles
   ============================================ */
.key {
  position: relative;
  width: calc(var(--key-width) * var(--key-w, 1));
  height: var(--key-height);
  background: var(--key-bg);
  border: 1px solid var(--key-border);
  border-radius: var(--key-radius);
  box-shadow: 
    0 2px 4px var(--key-shadow),
    inset 0 1px 0 rgba(255, 255, 255, 0.3);
  cursor: pointer;
  transition: all 0.1s ease;
}

.key:hover {
  background: var(--key-bg-hover);
  transform: translateY(-1px);
  box-shadow: 
    0 3px 6px var(--key-shadow),
    inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.key:active,
.key.pressed {
  background: var(--key-bg-pressed);
  transform: translateY(1px);
  box-shadow: 
    0 1px 2px var(--key-shadow),
    inset 0 1px 2px rgba(0, 0, 0, 0.1);
}

/* Special keys (modifiers, etc.) */
.key.special-key {
  background: var(--key-bg-special);
}

.key.special-key:hover {
  background: var(--key-bg-hover);
}

/* Active modifier keys */
.key.modifier-active {
  background: var(--key-bg-modifier-active);
  border-color: var(--text-active);
}


/* Highlighted key (for hints/search) */
.key.highlighted {
  background: #fff3cd;
  border-color: #ffc107;
  animation: pulse 1s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(255, 193, 7, 0.4); }
  50% { box-shadow: 0 0 0 8px rgba(255, 193, 7, 0); }
}

/* ISO Enter key - two parts that look connected */
.key.iso-enter {
  position: relative;
}

/* Top part of ISO Enter - no bottom-right radius, extends down slightly */
.key.iso-enter-top {
  border-bottom-right-radius: 0;
  margin-bottom: calc(-1 * var(--key-gap));
  padding-bottom: var(--key-gap);
  z-index: 2;
}

/* Bottom part of ISO Enter - no top-right radius, no label */
.key.iso-enter-bottom {
  border-top-right-radius: 0;
}

.key.iso-enter-bottom .key-label {
  display: none;
}


/* ============================================
   Key Content
   ============================================ */
.key-content {
  position: absolute;
  inset: 4px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr 1fr;
  align-items: center;
  justify-items: center;
}

/* Special key label (centered) */
.key.special-key .key-content {
  display: flex;
  align-items: center;
  justify-content: center;
}

.key-label {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-base);
  text-align: center;
}

/* Character positions */
.key-char {
  font-size: var(--key-font-size);
  font-weight: 400;
  color: var(--text-base);
  line-height: 1;
  transition: all 0.15s ease;
}

.key-char.top-left {
  grid-area: 1 / 1;
  align-self: start;
  justify-self: start;
  padding: 2px 0 0 4px;
}

.key-char.top-right {
  grid-area: 1 / 2;
  align-self: start;
  justify-self: end;
  padding: 2px 4px 0 0;
}

.key-char.bottom-left {
  grid-area: 2 / 1;
  align-self: end;
  justify-self: start;
  padding: 0 0 2px 4px;
}

.key-char.bottom-right {
  grid-area: 2 / 2;
  align-self: end;
  justify-self: end;
  padding: 0 4px 2px 0;
}

/* ============================================
   Character States
   ============================================ */

/* Active character (what will be typed) */
.key-char.active {
  color: var(--text-active);
  font-weight: 600;
  font-size: calc(var(--key-font-size) * 1.1);
}

/* Dimmed characters (not currently active) */
.key-char.dimmed {
  color: var(--text-dimmed);
}

/* Dead key indicator - only red when active */
.key-char.dead-key {
  font-weight: 600;
}

/* Active dead key - red */
.key-char.dead-key.active {
  color: var(--text-dead-key);
}

/* Dimmed dead key - use dimmed color, not red */
.key-char.dead-key.dimmed {
  color: var(--text-dimmed);
  font-weight: normal;
}

/* Dead key result (when dead key is active) */
.key-char.dead-key-result {
  color: var(--text-dead-key-result);
  font-weight: 700;
  font-size: calc(var(--key-font-size) * 1.15);
}


/* ============================================
   Responsive / Mobile
   ============================================ */
@media (max-width: 900px) {
  .azerty-keyboard {
    --key-width: 48px;
    --key-height: 48px;
    --key-font-size: 15px;
    --key-font-size-small: 11px;
  }
  
  .keyboard-container {
    padding: 10px;
  }
}

@media (max-width: 600px) {
  .azerty-keyboard {
    --key-width: 36px;
    --key-height: 42px;
    --key-font-size: 13px;
    --key-font-size-small: 9px;
    --key-gap: 2px;
  }
  
  .keyboard-container {
    padding: 6px;
    border-radius: 10px;
    overflow-x: auto;
  }
  
  .key {
    border-radius: 4px;
  }
  

}

/* ============================================
   Height-based scaling for small viewports
   (e.g., 1080p with 125% zoom = ~864px height)
   ============================================ */

/* Medium height screens (900-1000px effective height) */
@media (max-height: 800px) {
  .azerty-keyboard {
    --key-width: 52px;
    --key-height: 52px;
    --key-font-size: 16px;
    --key-font-size-small: 12px;
    --key-gap: 3px;
  }
  
  .keyboard-container {
    padding: 12px;
  }
}

/* Small height screens (under 700px effective height) */
@media (max-height: 650px) {
  .azerty-keyboard {
    --key-width: 44px;
    --key-height: 44px;
    --key-font-size: 14px;
    --key-font-size-small: 10px;
    --key-gap: 2px;
  }
  
  .keyboard-container {
    padding: 8px;
    border-radius: 10px;
  }
  
  .key {
    border-radius: 5px;
  }
}

/* ============================================
   Accessibility
   ============================================ */
.key:focus {
  outline: 2px solid var(--text-active);
  outline-offset: 2px;
}

.key:focus:not(:focus-visible) {
  outline: none;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .key {
    transition: none;
  }
  
  .key.highlighted {
    animation: none;
    box-shadow: 0 0 0 4px rgba(255, 193, 7, 0.5);
  }
}

/* ============================================
   Character Search
   ============================================ */
.search-container {
  position: relative;
  width: 100%;
}

.search-input {
  width: 100%;
  padding: 12px 15px;
  font-size: 16px;
  border: 1px solid #ddd;
  border-radius: 8px;
  background: #fff;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.search-input:focus {
  border-color: #66b3ff;
  box-shadow: 0 0 0 3px rgba(102, 179, 255, 0.2);
}

@media (prefers-color-scheme: dark) {
  .search-input {
    background: #2a2a2a;
    border-color: #444;
    color: #e0e0e0;
  }
  
  .search-input:focus {
    border-color: #66b3ff;
    box-shadow: 0 0 0 3px rgba(102, 179, 255, 0.3);
  }
}

.search-results {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  margin-top: 4px;
  max-height: 240px; /* ~4 items visible */
  overflow-y: auto;
  background: #fff;
  border: 1px solid #ddd;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  z-index: 100;
}

@media (prefers-color-scheme: dark) {
  .search-results {
    background: #2a2a2a;
    border-color: #444;
  }
}

.search-result-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 15px;
  cursor: pointer;
  transition: background 0.15s;
  border-bottom: 1px solid #eee;
}

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

.search-result-item:hover {
  background: #f5f5f5;
}

@media (prefers-color-scheme: dark) {
  .search-result-item {
    border-bottom-color: #444;
  }
  
  .search-result-item:hover {
    background: #3a3a3a;
  }
}

.result-char {
  font-size: 28px;
  font-weight: 500;
  min-width: 40px;
  text-align: center;
  color: #0066cc;
}

@media (prefers-color-scheme: dark) {
  .result-char {
    color: #66b3ff;
  }
}

.result-info {
  flex: 1;
  min-width: 0;
}

.result-name {
  font-size: 14px;
  color: #333;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

@media (prefers-color-scheme: dark) {
  .result-name {
    color: #e0e0e0;
  }
}

.result-method {
  font-size: 12px;
  color: #666;
  margin-top: 2px;
}

@media (prefers-color-scheme: dark) {
  .result-method {
    color: #999;
  }
}

.result-method .key-hint {
  display: inline-block;
  padding: 1px 6px;
  background: #e8e8e8;
  border-radius: 4px;
  font-family: monospace;
  font-size: 11px;
  margin-left: 4px;
}

@media (prefers-color-scheme: dark) {
  .result-method .key-hint {
    background: #444;
  }
}

.no-results {
  padding: 15px;
  text-align: center;
  color: #999;
  font-style: italic;
}

/* ============================================
   Key Highlight for Search
   ============================================ */
.key.search-highlight {
  animation: search-pulse 0.8s ease-in-out;
  box-shadow: 0 0 0 4px rgba(0, 200, 100, 0.6), 0 0 20px rgba(0, 200, 100, 0.4);
  z-index: 10;
}

.key.search-highlight-step1 {
  animation: search-step-pulse 1s ease-in-out;
  box-shadow: 0 0 0 4px rgba(255, 165, 0, 0.7), 0 0 20px rgba(255, 165, 0, 0.4);
  z-index: 10;
}

.key.search-highlight-step1::after {
  content: '1';
  position: absolute;
  top: -8px;
  right: -8px;
  width: 20px;
  height: 20px;
  background: #ff9500;
  color: white;
  font-size: 12px;
  font-weight: bold;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.key.search-highlight-step2 {
  animation: search-step-pulse 1s ease-in-out;
  box-shadow: 0 0 0 4px rgba(76, 175, 80, 0.7), 0 0 20px rgba(76, 175, 80, 0.4);
  z-index: 10;
}

.key.search-highlight-step2::after {
  content: '2';
  position: absolute;
  top: -8px;
  right: -8px;
  width: 20px;
  height: 20px;
  background: #4CAF50;
  color: white;
  font-size: 12px;
  font-weight: bold;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

@keyframes search-pulse {
  0% { transform: scale(1); }
  50% { transform: scale(1.05); }
  100% { transform: scale(1); }
}

@keyframes search-step-pulse {
  0% { transform: scale(1); }
  25% { transform: scale(1.08); }
  50% { transform: scale(1.05); }
  75% { transform: scale(1.08); }
  100% { transform: scale(1); }
}

/* Discovery Mode Tooltip */
.key-tooltip {
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  margin-bottom: 8px;
  padding: 12px 16px;
  background: #1a1a2e;
  border: 1px solid #444;
  border-radius: 10px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.4);
  z-index: 1000;
  min-width: 180px;
  max-width: 280px;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.2s ease;
}

.key:hover .key-tooltip {
  opacity: 1;
}

.key-tooltip::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 8px solid transparent;
  border-top-color: #1a1a2e;
}

.key-tooltip-title {
  font-size: 12px;
  color: #888;
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.key-tooltip-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 6px;
}

.key-tooltip-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 4px 8px;
  background: #2a2a3e;
  border-radius: 6px;
}

.key-tooltip-char {
  font-size: 18px;
  font-weight: 500;
  min-width: 24px;
  text-align: center;
  color: #66b3ff;
}

.key-tooltip-label {
  font-size: 10px;
  color: #aaa;
}