/* Lingo Listen - Pure Vanilla CSS */

:root {
  --ink: #20231f;
  --paper: #f6f0df;
  --paper-warm: #fff9eb;
  --coral: #ff6b4a;
  --sun: #f4c84a;
  --mint: #71d7b3;
  --sky: #79b8ff;
  --lavender: #bba5ff;
  --border-color: #20231f;
  --shadow-color: #20231f;
  --font-main: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

.dark {
  --ink: #f4f5f0;
  --paper: #161817;
  --paper-warm: #202321;
  --coral: #ff7b5c;
  --sun: #f5cf5e;
  --mint: #7ee2be;
  --sky: #88c1ff;
  --lavender: #c5b2ff;
  --border-color: #090a09;
  --shadow-color: #000000;
}

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

body {
  font-family: var(--font-main);
  background-color: var(--paper);
  color: var(--ink);
  transition: background-color 0.25s ease, color 0.25s ease;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Background Texture */
.bg-dot-pattern {
  background-image: radial-gradient(#20231f 1.5px, transparent 1.5px);
  background-size: 24px 24px;
}

.dark .bg-dot-pattern {
  background-image: radial-gradient(#ffffff 1.2px, transparent 1.2px);
}

/* Header & Navbar */
.app-header {
  width: 100%;
  background-color: var(--paper-warm);
  border-bottom: 2px solid var(--border-color);
  padding: 0.75rem 1.25rem;
  box-shadow: 0px 3px 0px var(--shadow-color);
  position: sticky;
  top: 0;
  z-index: 40;
}

.floating-dice { position: fixed; right: 1.15rem; bottom: 1.15rem; z-index: 20; width: 72px; height: 72px; border: 0; background: transparent; color: #20231f; cursor: pointer; font-size: 3.6rem; line-height: 1; transition: transform .15s ease; animation: floating-dice-wiggle 3.2s ease-in-out infinite; }
.floating-dice:active { transform: scale(.88); }
@keyframes floating-dice-wiggle { 0%, 72%, 100% { transform: rotate(0deg) scale(1); } 88% { transform: rotate(360deg) scale(1.13); } }
@media (prefers-reduced-motion: reduce) { .floating-dice { animation: none; } }
.game-backdrop { position: fixed; inset: 0; z-index: 100; display: flex; align-items: center; justify-content: center; padding: 1rem; background: rgba(32,35,31,.72); overflow-y: auto; }
.game-backdrop.hidden { display: none; }
.game-modal-card { width: min(900px, 100%); max-height: calc(100vh - 2rem); overflow-y: auto; scrollbar-width: thin; scrollbar-color: var(--coral) var(--paper); background: var(--paper-warm); color: var(--ink); border: 2px solid var(--border-color); border-radius: 1.25rem; padding: 1.25rem; box-shadow: 8px 8px 0 var(--shadow-color); }
.game-modal-card::-webkit-scrollbar { width: 14px; }
.game-modal-card::-webkit-scrollbar-track { background: var(--paper); border-left: 2px solid var(--border-color); }
.game-modal-card::-webkit-scrollbar-thumb { background: var(--coral); border: 2px solid var(--border-color); border-radius: 999px; }
.game-modal-header { display: flex; justify-content: space-between; gap: 1rem; align-items: flex-start; padding-bottom: 1rem; border-bottom: 2px solid var(--border-color); }
.game-modal-header h2 { margin: 0 0 .55rem; font-size: clamp(1.45rem, 3vw, 2rem); font-weight: 900; letter-spacing: -.04em; }
.game-close { width: 2.6rem; height: 2.6rem; border: 2px solid var(--border-color); border-radius: .75rem; background: var(--coral); color: #20231f; box-shadow: 3px 3px 0 var(--shadow-color); cursor: pointer; transition: transform .15s ease, box-shadow .15s ease; }
.game-close:active, .game-listen:active, .game-answer-card .btn-action:active { transform: translate(3px,3px); box-shadow: 0 0 0 var(--shadow-color); }
.game-progress-track { height: 10px; width: min(410px, 68vw); border: 2px solid var(--border-color); border-radius: 999px; overflow: hidden; background: var(--paper); }
.game-progress-fill { height: 100%; width: 0; background: var(--mint); transition: width .3s ease; }
.game-status { display: flex; justify-content: space-between; gap: .8rem; margin: 1rem 0; font-weight: 900; }
.game-status span { border: 2px solid var(--border-color); border-radius: 999px; background: var(--sun); color: #20231f; padding: .32rem .65rem; box-shadow: 2px 2px 0 var(--shadow-color); }
.game-status span:last-child { background: var(--lavender); }
.game-status span:last-child::before { content: '✦ '; }
.game-status span.score-bump { animation: score-bump .45s ease-out; }
@keyframes score-bump { 0% { transform: scale(1); } 45% { transform: scale(1.28) rotate(-4deg); background: var(--mint); } 100% { transform: scale(1); } }
.game-prompt { position: relative; display: flex; flex-direction: column; align-items: center; justify-content: center; min-height: 8.5rem; padding: .75rem 4.25rem 0; }
.rolling-dice { display: inline-flex; flex: 0 0 auto; align-items: center; justify-content: center; width: 5.5rem; height: 5.5rem; color: #20231f; background: var(--sun); border: 2px solid var(--border-color); border-radius: 1rem; box-shadow: 4px 4px 0 var(--shadow-color); cursor: pointer; font-size: 3rem; }
.rolling-dice:active { transform: translate(3px,3px); box-shadow: 0 0 0 var(--shadow-color); }
.rolling-dice.is-rolling { animation: dice-roll .65s ease-in-out; }
@keyframes dice-roll { 0%,100% { transform: rotate(0) scale(1); } 50% { transform: rotate(380deg) scale(1.25); } }
.game-clue { min-height: 1.2rem; margin: .75rem 0 0; font-size: clamp(1.05rem, 2.5vw, 1.3rem); font-weight: 900; text-align: center; }
.game-clue.is-success { color: var(--coral); transform: scale(1.06); }.game-clue.is-reveal { font-size: clamp(1.15rem, 3vw, 1.5rem); color: var(--ink); }
.game-clue.is-skip-warning { position: absolute; z-index: 2; top: 50%; left: 50%; width: max-content; max-width: calc(100% - .75rem); margin: 0; padding: .42rem .6rem; border: 2px solid var(--border-color); border-radius: .65rem; background: var(--paper-warm); color: var(--ink); box-shadow: 3px 3px 0 var(--shadow-color); font-size: .9rem; line-height: 1.25; text-align: center; pointer-events: none; transform: translate(-50%, -50%); }.game-clue.is-skip-warning span { display: inline-block; margin-right: .25rem; color: var(--coral); font-weight: 900; }
.game-listen { position: absolute; right: .25rem; top: 2rem; display: inline-flex; align-items: center; justify-content: center; gap: .35rem; min-width: 5.7rem; height: 2.7rem; border: 2px solid var(--border-color); border-radius: .75rem; padding: 0 .65rem; background: var(--coral); color: #20231f; box-shadow: 3px 3px 0 var(--shadow-color); cursor: pointer; font: 800 .85rem var(--font-main); transition: transform .15s ease, box-shadow .15s ease; }
.game-answer-card { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: .65rem; margin: .5rem 0 1rem; padding: 0; color: var(--ink); }
.game-answer { width: 100%; min-height: 3rem; padding: .65rem .8rem; border: 2px solid var(--border-color); border-radius: .65rem; outline: none; background: var(--paper-warm); color: var(--ink); font: 800 1.25rem var(--font-main); box-shadow: 3px 3px 0 var(--shadow-color); }
.game-answer::placeholder { color: #6b7068; font-size: .95rem; font-weight: 700; }.game-answer:focus { border-color: var(--coral); box-shadow: 3px 3px 0 var(--coral); }
.game-answer-card .btn-action { min-width: 6.7rem; min-height: 3rem; padding: .4rem .7rem; }
.game-keyboard-card { margin-top: 1.75rem; padding: 1rem; border: 2px solid var(--border-color); border-radius: 1rem; background: var(--paper); box-shadow: 4px 4px 0 var(--shadow-color); }
.game-keyboard-toolbar { display: flex; justify-content: flex-end; margin-bottom: .75rem; }
.dark .game-backdrop { background: rgba(0,0,0,.78); }.dark .game-answer-card, .dark .game-answer { color: var(--ink); }
@media (max-width: 600px) { .floating-dice { right: .8rem; bottom: .8rem; width: 64px; height: 64px; font-size: 3.2rem; } .game-modal-card { padding: .9rem; border-radius: 1rem; } .game-status { font-size: .82rem; } .game-keyboard-card { padding: .65rem; } .game-prompt { min-height: 8rem; } .rolling-dice { width: 4.65rem; height: 4.65rem; font-size: 2.5rem; } .game-answer-card { grid-template-columns: 1fr; } .game-answer-card .btn-action { width: 100%; } }

/* On phones the native keyboard is clearer and leaves room for the word and feedback. */
@media (max-width: 700px) {
  .game-backdrop { align-items: flex-start; padding: .6rem; }
  .game-modal-card { width: 100%; max-height: calc(100dvh - 1.2rem); padding: 1rem; box-shadow: 4px 4px 0 var(--shadow-color); }
  .game-modal-header { padding-bottom: .75rem; }
  .game-status { margin: .75rem 0; }
  .game-prompt { min-height: 7.3rem; }
  .game-keyboard-card { display: none; }
  .game-answer-card { margin-bottom: 0; }
  .game-answer { min-height: 3.25rem; font-size: 1.15rem; }
}

/* A gentle, consistent press response across the learning and game controls. */
.key-btn,
.btn-action,
.btn-tab,
.icon-btn,
.spacebar,
.backspace-btn,
.enter-btn,
.floating-dice,
.rolling-dice,
.game-listen,
.game-close {
  transition: transform .18s ease, box-shadow .18s ease, background-color .18s ease, color .18s ease;
}

@media (prefers-reduced-motion: reduce) {
  .key-btn,
  .btn-action,
  .btn-tab,
  .icon-btn,
  .spacebar,
  .backspace-btn,
  .enter-btn,
  .floating-dice,
  .rolling-dice,
  .game-listen,
  .game-close { transition: none; }
}


.header-container {
  max-w: 72rem;
  max-width: 1152px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

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

.brand-icon {
  width: 2.5rem;
  height: 2.5rem;
  background-color: var(--mint);
  color: #20231f;
  border: 2px solid var(--border-color);
  border-radius: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  box-shadow: 3px 3px 0px var(--shadow-color);
}

.brand-title {
  font-weight: 900;
  font-size: 1.25rem;
  color: var(--ink);
  letter-spacing: -0.025em;
  line-height: 1;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.icon-btn {
  padding: 0.5rem;
  border: 2px solid var(--border-color);
  border-radius: 0.75rem;
  box-shadow: 2px 2px 0px var(--shadow-color);
  background-color: var(--paper);
  color: var(--ink);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s ease;
}

.icon-btn:hover {
  background-color: var(--sun);
  color: #20231f;
}

.icon-btn:active {
  transform: translate(2px, 2px);
  box-shadow: 0px 0px 0px var(--shadow-color);
}

.icon-btn.muted {
  background-color: var(--coral);
  color: #20231f;
}

/* Main Container */
.main-container {
  max-width: 1152px;
  width: 100%;
  margin: 0 auto;
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  flex-grow: 1;
}

/* The alphabet view is for listening and selecting letters; sentence composition lives in the game. */
#keyboard-card > .control-row {
  display: none;
}

/* Base Card */
.card {
  width: 100%;
  background-color: var(--paper-warm);
  border: 2px solid var(--border-color);
  border-radius: 1rem;
  padding: 1.25rem;
  box-shadow: 5px 5px 0px var(--shadow-color);
  transition: all 0.2s ease;
}

/* Featured Card Grid */
.example-card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  align-items: center;
}

@media (min-width: 768px) {
  .example-card-grid {
    grid-template-columns: repeat(12, 1fr);
  }

  .col-hero {
    grid-column: span 4;
  }
  .col-image {
    grid-column: span 4;
  }
  .col-details {
    grid-column: span 4;
  }
}

.card-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.badge {
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #20231f;
  border: 2px solid var(--border-color);
  border-radius: 9999px;
  box-shadow: 2px 2px 0px var(--shadow-color);
  display: inline-block;
}

.phonetic-pill {
  font-size: 0.875rem;
  font-weight: 600;
  font-family: monospace;
  padding: 0.125rem 0.5rem;
  border-radius: 0.25rem;
  background-color: rgba(0, 0, 0, 0.06);
  border: 1px solid rgba(0, 0, 0, 0.12);
}

.dark .phonetic-pill {
  background-color: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.15);
}

/* Character Hero Box */
.hero-box {
  width: 100%;
  max-width: 200px;
  aspect-ratio: 1 / 1;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border-radius: 1rem;
  border: 2px solid var(--border-color);
  box-shadow: 5px 5px 0px var(--shadow-color);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: all 0.15s ease;
  user-select: none;
}

.hero-box:hover {
  transform: translate(-2px, -2px);
  box-shadow: 7px 7px 0px var(--shadow-color);
}

.hero-box:active {
  transform: translate(2px, 2px);
  box-shadow: 2px 2px 0px var(--shadow-color);
}

.hero-char {
  font-size: 4.5rem;
  font-weight: 900;
  color: #20231f;
  line-height: 1;
}

.hero-subtext {
  margin-top: 0.25rem;
  font-size: 0.75rem;
  font-weight: 800;
  color: rgba(32, 35, 31, 0.8);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

/* Image Container */
.image-container {
  width: 100%;
  height: 12rem;
  border-radius: 1rem;
  overflow: hidden;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  /* No border or background by default - only shown when image is present */
}

.image-container.has-image {
  border: 2px solid var(--border-color);
  box-shadow: 4px 4px 0px var(--shadow-color);
  background-color: rgba(0, 0, 0, 0.05);
}

.image-container.no-image {
  height: 0;
  min-height: 0;
  border: none;
  box-shadow: none;
  overflow: hidden;
  padding: 0;
  margin: 0;
}

.image-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.image-fallback {
  width: 100%;
  height: 100%;
  padding: 1rem 1.15rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  background-color: var(--paper-warm);
  color: var(--ink);
  gap: 0.45rem;
  cursor: pointer;
  user-select: none;
  border-radius: 1rem;
  position: relative;
  z-index: 10;
  border: 2px solid var(--border-color);
  transition: transform 0.22s cubic-bezier(0.34, 1.56, 0.64, 1),
              box-shadow 0.22s cubic-bezier(0.34, 1.56, 0.64, 1),
              background-color 0.25s ease,
              border-color 0.25s ease;
}

.image-fallback:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 4px 4px 0px var(--shadow-color);
}

/* Card Expanded (Zoomed) State on Click */
.image-fallback.card-expanded {
  transform: scale(1.12);
  z-index: 50;
  background-color: #fff9eb !important;
  color: #101828 !important;
  border: 3px solid var(--sun) !important;
  box-shadow: 8px 8px 0px var(--shadow-color) !important;
  padding: 1.25rem 1.5rem;
}

.dark .image-fallback.card-expanded {
  background-color: #262925 !important;
  color: #f4f5f0 !important;
  border-color: var(--sun) !important;
}

.fallback-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.fallback-char-badge {
  font-size: 1.25rem;
  font-weight: 900;
  padding: 0.15rem 0.5rem;
  background-color: var(--sun);
  color: #20231f;
  border: 2px solid var(--border-color);
  border-radius: 0.5rem;
  box-shadow: 2px 2px 0px var(--shadow-color);
  line-height: 1;
}

.fallback-symbol {
  font-size: 1.5rem;
  line-height: 1;
}

.fallback-sentence {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.45;
  font-style: italic;
  max-width: 95%;
  transition: all 0.2s ease;
}

.card-expanded .fallback-sentence {
  font-size: 1.15rem;
  font-weight: 800;
  color: #101828 !important;
}

.dark .card-expanded .fallback-sentence {
  color: #f4f5f0 !important;
}

.fallback-english {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--ink);
  opacity: 0.9;
  line-height: 1.4;
  margin-top: 0.15rem;
  padding: 0.35rem 0.65rem;
  background-color: rgba(244, 200, 74, 0.2);
  border-radius: 0.5rem;
  border: 1.5px solid rgba(244, 200, 74, 0.5);
  transition: all 0.2s ease;
}

.card-expanded .fallback-english {
  font-size: 1rem;
  font-weight: 800;
  background-color: var(--sun) !important;
  color: #20231f !important;
  border: 2px solid var(--border-color) !important;
  box-shadow: 2.5px 2.5px 0px var(--shadow-color);
}

.fallback-word {
  font-size: 0.85rem;
  font-weight: 800;
  color: var(--ink);
  opacity: 0.85;
}

.fallback-meaning {
  font-weight: 600;
  opacity: 0.75;
}

.fallback-zoom-hint {
  font-size: 0.68rem;
  font-weight: 800;
  opacity: 0.75;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-top: 0.1rem;
}

.fallback-hint {
  margin-top: 0.2rem;
  font-size: 0.68rem;
  font-weight: 800;
  opacity: 0.75;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.image-tag {
  position: absolute;
  bottom: 0.5rem;
  left: 0.5rem;
  padding: 0.25rem 0.6rem;
  background-color: #20231f;
  color: #ffffff;
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

/* Details Column */
.details-col {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 0.75rem;
}

.label-title {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 700;
  opacity: 0.65;
  margin-bottom: 0.25rem;
}

.example-word-heading {
  font-size: 1.875rem;
  font-weight: 900;
  letter-spacing: -0.025em;
  line-height: 1.1;
}

.word-translation {
  font-size: 0.875rem;
  font-weight: 600;
  opacity: 0.7;
  font-style: italic;
  margin-left: 0.35rem;
}

/* Smooth button physics & spring press transitions */
.key-btn,
.btn-action,
.btn-tab,
.icon-btn,
.spacebar,
.backspace-btn,
.enter-btn,
.hero-box {
  transition: transform 0.16s cubic-bezier(0.34, 1.56, 0.64, 1),
              box-shadow 0.16s cubic-bezier(0.34, 1.56, 0.64, 1),
              background-color 0.2s ease,
              border-color 0.2s ease;
  will-change: transform, box-shadow;
}

.key-btn:hover,
.btn-action:hover,
.btn-tab:hover,
.icon-btn:hover,
.spacebar:hover,
.backspace-btn:hover,
.enter-btn:hover {
  transform: translateY(-2px);
  box-shadow: 4px 4px 0px var(--shadow-color);
}

.key-btn:active,
.btn-action:active,
.btn-tab:active,
.icon-btn:active,
.spacebar:active,
.backspace-btn:active,
.enter-btn:active {
  transform: translateY(2px) scale(0.96) !important;
  box-shadow: 1px 1px 0px var(--shadow-color) !important;
}

/* Standard Action Button */
.btn-action {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.6rem 1rem;
  font-size: 0.875rem;
  font-weight: 800;
  border: 2px solid var(--border-color);
  border-radius: 0.75rem;
  background-color: var(--mint);
  color: #20231f;
  box-shadow: 3px 3px 0px var(--shadow-color);
  cursor: pointer;
}

.btn-action:hover {
  background-color: #8ee1c5;
}

.btn-action:active {
  transform: translate(2px, 2px);
  box-shadow: 0px 0px 0px var(--shadow-color);
}

.btn-action:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none !important;
  box-shadow: 3px 3px 0px var(--shadow-color) !important;
}

.btn-secondary {
  background-color: var(--paper-warm);
  color: var(--ink);
}

.btn-secondary:hover {
  background-color: var(--sky);
  color: #20231f;
}

.btn-danger:hover {
  background-color: var(--coral);
  color: #20231f;
}

.recording-active {
  background-color: var(--coral) !important;
  color: #20231f !important;
  animation: pulse 0.9s infinite ease-in-out;
}

.voice-available {
  background-color: var(--sky) !important;
  color: #20231f !important;
}

.voice-available:hover {
  background-color: #92c5ff !important;
}

/* Virtual Keyboard Container */
.keyboard-card {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.keyboard-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--border-color);
}

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

.btn-tab {
  padding: 0.35rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 800;
  border: 2px solid var(--border-color);
  border-radius: 0.75rem;
  background-color: var(--paper-warm);
  color: var(--ink);
  box-shadow: 2px 2px 0px var(--shadow-color);
  cursor: pointer;
  transition: all 0.15s ease;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.btn-tab.active-tab {
  background-color: var(--coral);
  color: #20231f;
}

.btn-tab.blue-active {
  background-color: var(--sky);
  color: #20231f;
}

/* Keyboard Grid */
.keyboard-grid {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  overflow-x: auto;
  padding: 0.25rem 0;
}

.keyboard-row {
  display: flex;
  justify-content: center;
  gap: 0.35rem;
  width: 100%;
  margin: 0 auto;
}

.key-btn {
  flex: 1 1 0%;
  max-width: 52px;
  min-width: 30px;
  height: 3rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  font-size: 1.125rem;
  border: 2px solid var(--border-color);
  border-radius: 0.75rem;
  box-shadow: 2.5px 2.5px 0px var(--shadow-color);
  cursor: pointer;
  transition: all 0.1s ease;
  user-select: none;
  background-color: var(--paper-warm);
  color: var(--ink);
}

.key-btn:hover {
  background-color: #fff9eb;
}

.dark .key-btn:hover {
  background-color: #2e3330;
}

.key-btn:active {
  transform: translate(2px, 2px);
  box-shadow: 0px 0px 0px var(--shadow-color);
}

/* Special Key Colors */
.key-btn.is-selected {
  background-color: var(--coral) !important;
  color: #20231f !important;
  box-shadow: 3px 3px 0px var(--shadow-color) !important;
  transform: scale(1.05);
  z-index: 10;
}

.key-vowel {
  background-color: var(--sun);
  color: #20231f;
}

.key-accent {
  background-color: var(--mint);
  color: #20231f;
}

.key-special {
  background-color: var(--coral);
  color: #20231f;
}

.key-number {
  background-color: var(--sky);
  color: #20231f;
}

.key-symbol {
  background-color: var(--lavender);
  color: #20231f;
}

/* Control Row */
.control-row {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  padding-top: 0.25rem;
}

.spacebar {
  flex-grow: 1;
  max-width: 360px;
  height: 3rem;
  font-weight: 900;
  font-size: 0.875rem;
  background-color: var(--sun);
  color: #20231f;
  border: 2px solid var(--border-color);
  border-radius: 0.75rem;
  box-shadow: 2.5px 2.5px 0px var(--shadow-color);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  cursor: pointer;
}

.backspace-btn {
  padding: 0 1rem;
  height: 3rem;
  font-weight: 800;
  font-size: 0.875rem;
  background-color: var(--coral);
  color: #20231f;
  border: 2px solid var(--border-color);
  border-radius: 0.75rem;
  box-shadow: 2.5px 2.5px 0px var(--shadow-color);
  display: flex;
  align-items: center;
  gap: 0.35rem;
  cursor: pointer;
}

.enter-btn {
  padding: 0 1rem;
  height: 3rem;
  font-weight: 800;
  font-size: 0.875rem;
  background-color: var(--sky);
  color: #20231f;
  border: 2px solid var(--border-color);
  border-radius: 0.75rem;
  box-shadow: 2.5px 2.5px 0px var(--shadow-color);
  display: flex;
  align-items: center;
  gap: 0.35rem;
  cursor: pointer;
}

/* Sentence Simulation Card */
.sentence-card {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.sentence-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--border-color);
}

.sentence-title-group {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.title-icon {
  width: 2rem;
  height: 2rem;
  background-color: var(--mint);
  color: #20231f;
  border: 2px solid var(--border-color);
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 2px 2px 0px var(--shadow-color);
}

.sentence-title {
  font-weight: 800;
  font-size: 1.125rem;
}

.sentence-stats {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  font-weight: 700;
}

.stat-pill {
  padding: 0.25rem 0.6rem;
  background-color: var(--paper-warm);
  border: 2px solid var(--border-color);
  border-radius: 0.5rem;
  box-shadow: 1.5px 1.5px 0px var(--shadow-color);
}

.sentence-textarea {
  width: 100%;
  padding: 0.875rem;
  font-size: 1.125rem;
  font-weight: 700;
  font-family: inherit;
  background-color: var(--paper-warm);
  color: var(--ink);
  border: 2px solid var(--border-color);
  border-radius: 0.75rem;
  box-shadow: inset 2px 2px 0px rgba(0, 0, 0, 0.08);
  resize: none;
  outline: none;
  transition: all 0.15s ease;
}

.sentence-textarea:focus {
  border-color: var(--sky);
  box-shadow: inset 2px 2px 0px rgba(0, 0, 0, 0.15), 0 0 0 3px rgba(121, 184, 255, 0.4);
}

.actions-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.left-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* Animations */
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}

.speaking-pulse {
  animation: pulse 1s cubic-bezier(0.4, 0, 0.6, 1) infinite;
  background-color: var(--sun) !important;
}

/* Responsive Tweaks */
@media (max-width: 640px) {
  .brand-title {
    font-size: 1.1rem;
  }
  .key-btn {
    height: 2.6rem;
    font-size: 0.95rem;
    min-width: 24px;
  }
  .control-row button {
    height: 2.6rem;
    font-size: 0.75rem;
  }
}

/* Site Footer */
.site-footer {
  width: 100%;
  background-color: var(--paper-warm);
  border-top: 2px solid var(--border-color);
  padding: 1.5rem 1.25rem;
  box-shadow: 0px -3px 0px var(--shadow-color);
  margin-top: 2rem;
}

.footer-container {
  max-width: 1152px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
}

.donation-callout {
  width: 100%;
  max-width: 720px;
  background-color: var(--paper);
  border: 2px solid var(--border-color);
  border-radius: 1rem;
  padding: 1.25rem;
  box-shadow: 4px 4px 0px var(--shadow-color);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0.875rem;
}

.donation-text {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--ink);
  line-height: 1.4;
}

.footer-buttons-row {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.75rem;
}

/* Generic Button & Specific Footer Buttons */
.button,
.about-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.6rem 1.25rem;
  font-size: 0.875rem;
  font-weight: 800;
  border: 2px solid var(--border-color);
  border-radius: 0.75rem;
  background-color: var(--paper-warm);
  color: var(--ink);
  box-shadow: 3px 3px 0px var(--shadow-color);
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.16s cubic-bezier(0.34, 1.56, 0.64, 1),
              box-shadow 0.16s cubic-bezier(0.34, 1.56, 0.64, 1),
              background-color 0.2s ease;
}

.button:hover,
.about-button:hover {
  transform: translateY(-2px);
  box-shadow: 5px 5px 0px var(--shadow-color);
  background-color: var(--sun);
  color: #20231f;
}

.button:active,
.about-button:active {
  transform: translateY(2px) scale(0.97);
  box-shadow: 1px 1px 0px var(--shadow-color);
}

.button.mint {
  background-color: var(--mint);
  color: #20231f;
}

.button.mint:hover {
  background-color: #8ee1c5;
}

.about-button {
  background-color: var(--sun);
  color: #20231f;
}

.about-button:hover {
  background-color: #f6d46e;
}

.main-website-button {
  background-color: var(--sky);
  color: #20231f;
}

.main-website-button:hover {
  background-color: #92c5ff;
}

/* About Me Modal */
.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 100;
  background-color: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.25rem;
  opacity: 1;
  transition: opacity 0.25s ease;
}

.modal-backdrop.hidden {
  display: none;
  opacity: 0;
  pointer-events: none;
}

.modal-card {
  width: 100%;
  max-width: 580px;
  background-color: var(--paper-warm);
  border: 2px solid var(--border-color);
  border-radius: 1.25rem;
  padding: 1.5rem;
  box-shadow: 8px 8px 0px var(--shadow-color);
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  animation: modalScaleIn 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes modalScaleIn {
  from {
    transform: scale(0.88);
    opacity: 0;
  }
  to {
    transform: scale(1);
    opacity: 1;
  }
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 0.75rem;
  border-bottom: 2px solid var(--border-color);
}

.modal-title-group {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.modal-avatar {
  font-size: 1.75rem;
  width: 2.75rem;
  height: 2.75rem;
  background-color: var(--sun);
  border: 2px solid var(--border-color);
  border-radius: 0.875rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 2.5px 2.5px 0px var(--shadow-color);
}

.modal-title {
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--ink);
  letter-spacing: -0.02em;
}

.modal-close-btn {
  padding: 0.4rem;
  background-color: var(--paper);
  color: var(--ink);
  border: 2px solid var(--border-color);
  border-radius: 0.75rem;
  box-shadow: 2px 2px 0px var(--shadow-color);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s ease;
}

.modal-close-btn:hover {
  background-color: var(--coral);
  color: #20231f;
}

.modal-close-btn:active {
  transform: translate(2px, 2px);
  box-shadow: 0px 0px 0px;
}

.modal-body {
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
  font-size: 0.95rem;
  font-weight: 600;
  line-height: 1.55;
  color: var(--ink);
}

.modal-highlight {
  padding: 0.75rem 1rem;
  background-color: var(--paper);
  border-left: 4px solid var(--mint);
  border-radius: 0.5rem;
  font-weight: 700;
}