/* ========================================================
   Write in English — Design System
   Duolingo-inspired, age-appropriate for high school
   ======================================================== */

/* --- CSS Custom Properties (Design Tokens) --- */
:root {
  /* Primary palette — soft, calm, not childish */
  --color-primary: #6C8EEF;
  --color-primary-light: #A3B8F7;
  --color-primary-dark: #4A6BD6;
  --color-primary-ghost: rgba(108, 142, 239, 0.08);

  /* Accent — warm success */
  --color-success: #3ABFA8;
  --color-success-light: #6DD4C2;
  --color-success-ghost: rgba(58, 191, 168, 0.1);

  /* Warm accent */
  --color-warm: #F4A261;
  --color-warm-light: #FFDAB3;

  /* Recording / active */
  --color-recording: #FF7EB3;
  --color-recording-light: #FFCCE0;
  --color-recording-ghost: rgba(255, 126, 179, 0.08);

  /* Neutrals */
  --color-bg: #FAFBFE;
  --color-surface: #FFFFFF;
  --color-surface-raised: #F4F6FB;
  --color-border: #E2E8F0;
  --color-border-light: #EDF1F7;
  --color-text: #2D3748;
  --color-text-secondary: #64748B;
  --color-text-muted: #94A3B8;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.1);
  --shadow-glow: 0 0 20px rgba(108, 142, 239, 0.15);

  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'SF Mono', 'Fira Code', Consolas, monospace;

  /* Spacing */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 12px;
  --space-lg: 16px;
  --space-xl: 24px;
  --space-2xl: 32px;
  --space-3xl: 48px;

  /* Radii */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --radius-full: 999px;

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-base: 0.25s ease;
  --transition-slow: 0.4s ease;
}

/* --- Reset & Base --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  -webkit-text-size-adjust: 100%;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

#app {
  max-width: 600px;
  margin: 0 auto;
  padding: 80px var(--space-lg) 120px;
  position: relative;
  min-height: 100vh;
}

/* --- Typography --- */
h1 {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-text);
  margin-bottom: var(--space-sm);
}

h2 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-text);
}

p {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
}

/* --- Buttons (global) --- */
button {
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 500;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-sm) var(--space-lg);
  background: var(--color-surface);
  color: var(--color-text);
  cursor: pointer;
  transition: all var(--transition-fast);
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

button:hover:not(:disabled) {
  background: var(--color-surface-raised);
  border-color: var(--color-primary-light);
  box-shadow: var(--shadow-sm);
}

button:active:not(:disabled) {
  transform: scale(0.97);
}

button:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* --- Story Type Picker (home screen) --- */
.story-picker {
  display: grid;
  gap: var(--space-md);
  margin-top: 0; /* Removed extra margin since we handle it in parent */
}

.welcome-message {
  font-size: 1.1rem;
  text-align: center;
  padding: var(--space-lg);
  color: var(--color-text-secondary);
}

.story-picker-btn {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  width: 100%;
  text-align: left;
  padding: var(--space-lg) var(--space-xl);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-text);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
}

.story-picker-btn:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md), var(--shadow-glow);
  transform: translateY(-1px);
}

.story-picker-btn:active {
  transform: translateY(0) scale(0.98);
}

/* --- Progress Dots --- */
.progress-bar {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) 0;
  margin-bottom: var(--space-md);
  position: relative;
}

.progress-track {
  position: relative;
  flex: 1;
  display: flex;
  align-items: center;
  padding: 8px 14px;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(108, 142, 239, 0.15), rgba(255, 217, 61, 0.2));
  box-shadow: inset 0 0 0 1px rgba(108, 142, 239, 0.2);
  overflow: hidden;
}

.progress-track::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(108, 142, 239, 0.22), rgba(58, 191, 168, 0.2));
  width: var(--progress);
  border-radius: inherit;
  opacity: 0.8;
}

.progress-track--goal::after {
  width: 100%;
  background: linear-gradient(90deg, rgba(58, 191, 168, 0.32), rgba(255, 217, 61, 0.28));
}

.progress-scene {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
}

.progress-dots {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  width: 100%;
}

.progress-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-border);
  transition: all var(--transition-base);
  position: relative;
}

.progress-dot--done {
  background: var(--color-success);
  box-shadow: 0 0 6px rgba(58, 191, 168, 0.3);
}

.progress-dot--active {
  background: var(--color-primary);
  box-shadow: 0 0 8px rgba(108, 142, 239, 0.35);
  transform: scale(1.3);
}

.progress-dot--active::after {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 2px solid var(--color-primary-light);
  animation: progress-pulse 2s ease-in-out infinite;
}

.progress-play {
  position: absolute;
  top: 50%;
  left: var(--progress);
  transform: translate(-50%, -150%);
  z-index: 10;
  display: flex;
  align-items: flex-end;
  gap: 6px;
  transform-origin: center bottom;
  animation: player-run 1s ease-in-out infinite;
}

.progress-character {
  position: relative;
  width: 120px;
  height: 120px;
}

.progress-character img,
.progress-ball img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  opacity: 0;
}

.progress-character-run,
.progress-character-kick,
.progress-character-celebrate {
  opacity: 0;
}

.progress-character-run {
  animation: frame-on 1.05s steps(1, end) infinite;
}

.progress-character-run--0 { animation-delay: 0ms; }
.progress-character-run--1 { animation-delay: 175ms; }
.progress-character-run--2 { animation-delay: 350ms; }
.progress-character-run--3 { animation-delay: 525ms; }
.progress-character-run--4 { animation-delay: 700ms; }
.progress-character-run--5 { animation-delay: 875ms; }

.progress-track--goal .progress-character-run {
  animation: none;
  opacity: 0;
}

.progress-character-kick {
  animation: frame-on 360ms steps(1, end) infinite;
}

.progress-character-kick--0 { animation-delay: 0ms; }
.progress-character-kick--1 { animation-delay: 180ms; }

.progress-character-celebrate {
  animation: frame-on 560ms steps(1, end) infinite;
}

.progress-character-celebrate--0 { animation-delay: 0ms; }
.progress-character-celebrate--1 { animation-delay: 280ms; }

.progress-character-kick,
.progress-character-celebrate {
  display: none;
}

.progress-track--goal .progress-character-kick,
.progress-track--goal .progress-character-celebrate {
  display: block;
}

.progress-track--goal .progress-character-kick {
  animation-duration: 420ms;
}

.progress-track--goal .progress-character-celebrate {
  animation-duration: 700ms;
  animation-delay: 420ms;
}

.progress-track--goal .progress-play {
  animation: player-goal-bounce 1s ease-out;
}

.progress-ball {
  position: relative;
  width: 36px;
  height: 36px;
  margin-bottom: 10px;
}

.progress-ball-spin {
  animation: frame-on 420ms steps(1, end) infinite;
}

.progress-ball-spin--0 { animation-delay: 0ms; }
.progress-ball-spin--1 { animation-delay: 105ms; }
.progress-ball-spin--2 { animation-delay: 210ms; }
.progress-ball-spin--3 { animation-delay: 315ms; }

.progress-track--goal .progress-ball {
  animation: ball-score 800ms ease-out forwards;
}

.progress-goal {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-150%);
  z-index: 10;
  width: 130px;
  height: 86px;
  opacity: 1;
}

.progress-goal img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.progress-goal-net,
.progress-goal-burst {
  position: absolute;
  inset: 0;
  opacity: 0;
}

.progress-track--goal .progress-goal-net {
  opacity: 1;
  animation: net-jiggle 420ms ease-out;
}

.progress-track--goal .progress-goal-burst {
  opacity: 1;
  animation: goal-burst 700ms ease-out;
}

.progress-goal-score {
  position: absolute;
  right: 48px;
  top: 50%;
  transform: translateY(-58%) scale(0);
  z-index: 3;
  font-size: 1rem;
  opacity: 0;
}

.progress-goal-text {
  position: absolute;
  right: 38px;
  top: -2px;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: #2b7f73;
  opacity: 0;
  transform: translateY(4px);
}

.progress-track--goal .progress-goal {
  opacity: 1;
}

.progress-track--goal .progress-goal-score {
  opacity: 1;
  transform: translateY(-58%) scale(1);
  transition: transform 220ms ease-out, opacity 220ms ease-out;
}

.progress-track--goal .progress-goal-text {
  opacity: 1;
  transform: translateY(0);
  transition: transform 200ms ease-out, opacity 200ms ease-out;
}

@keyframes progress-pulse {
  0%, 100% { opacity: 0.4; transform: scale(1); }
  50% { opacity: 0; transform: scale(1.6); }
}

@keyframes frame-on {
  0%, 16.6% { opacity: 1; }
  16.7%, 100% { opacity: 0; }
}

@keyframes player-run {
  0%, 100% { transform: translate(-50%, -58%) translateY(0); }
  50% { transform: translate(-50%, -58%) translateY(-2px); }
}

@keyframes ball-score {
  0% { transform: translateX(0) translateY(0) scale(1); }
  60% { transform: translateX(30px) translateY(-7px) scale(0.95); }
  100% { transform: translateX(42px) translateY(-5px) scale(0.88); }
}

@keyframes player-goal-bounce {
  0% { transform: translate(-50%, -58%) scale(1); }
  45% { transform: translate(-50%, -58%) scale(1.08); }
  100% { transform: translate(-50%, -58%) scale(1.02); }
}

@keyframes net-jiggle {
  0%, 100% { transform: translateX(0); }
  30% { transform: translateX(-1px); }
  60% { transform: translateX(1px); }
}

@keyframes goal-burst {
  0% { opacity: 0; transform: scale(0.8); }
  20% { opacity: 1; transform: scale(1.06); }
  100% { opacity: 0.4; transform: scale(1); }
}

.progress-label {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-left: auto;
  font-weight: 500;
}

/* --- Progress Blocks (Rainbow) --- */
.progress-blocks-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md) 0;
  margin-bottom: var(--space-md);
}

.progress-blocks {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: center;
  max-width: 100%;
}

.progress-block {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  position: relative;
}

.progress-block--completed {
  animation: blockPop 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

.progress-block--current {
  transform: scale(1.15);
  box-shadow: 0 0 0 3px rgba(108, 142, 239, 0.3),
              0 4px 12px rgba(0, 0, 0, 0.2);
  animation: currentPulse 2s ease-in-out infinite;
}

@keyframes blockPop {
  0% {
    transform: scale(0.8);
    opacity: 0.5;
  }
  50% {
    transform: scale(1.2);
  }
  100% {
    transform: scale(1);
    opacity: 1;
  }
}

@keyframes currentPulse {
  0%, 100% {
    box-shadow: 0 0 0 3px rgba(108, 142, 239, 0.3),
                0 4px 12px rgba(0, 0, 0, 0.2);
  }
  50% {
    box-shadow: 0 0 0 6px rgba(108, 142, 239, 0.2),
                0 4px 16px rgba(0, 0, 0, 0.25);
  }
}

/* Responsive sizing for smaller screens */
@media (max-width: 640px) {
  .progress-block {
    width: 28px;
    height: 28px;
  }

  .progress-blocks {
    gap: 6px;
  }
}

/* --- Card Container --- */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-base);
}

.card:hover {
  box-shadow: var(--shadow-md);
}

.card-prompt {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.4;
  margin-bottom: var(--space-lg);
}

/* --- Mic Button --- */
.mic-button {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  background: var(--color-surface-raised);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-full);
  padding: var(--space-sm) var(--space-xl);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-base);
}

.mic-button:hover {
  border-color: var(--color-primary-light);
  background: var(--color-primary-ghost);
}

.mic-button--recording {
  background: var(--color-recording-ghost);
  border-color: var(--color-recording);
  color: var(--color-recording);
  animation: recording-breathe 1.5s ease-in-out infinite;
}

@keyframes recording-breathe {
  0%, 100% { box-shadow: 0 0 0 0 rgba(255, 126, 179, 0.2); }
  50% { box-shadow: 0 0 0 8px rgba(255, 126, 179, 0); }
}

/* --- Speech Status --- */
.speech-status {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  font-weight: 500;
}

/* --- Prompt TTS Button --- */
.prompt-tts-button {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  background: var(--color-primary-ghost);
  border: 1px solid var(--color-primary-light);
  border-radius: var(--radius-full);
  padding: 6px var(--space-md);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-primary-dark);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.prompt-tts-button:hover {
  background: var(--color-primary-light);
  color: #fff;
}

/* --- Textarea --- */
textarea {
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-surface-raised);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  width: 100%;
  resize: vertical;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-ghost);
}

/* --- Repair Panel --- */
.repair-panel {
  margin-top: var(--space-lg);
  padding: var(--space-lg);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  background: var(--color-surface-raised);
  animation: slideUp 0.3s ease-out;
}

.coach-panel,
.final-panel {
  margin-top: var(--space-lg);
  padding: var(--space-lg);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  background: var(--color-surface-raised);
  animation: slideUp 0.3s ease-out;
}

.coach-title,
.final-title {
  font-weight: 700;
  font-size: 1rem;
  margin-bottom: var(--space-sm);
  color: var(--color-text);
}

.coach-message,
.final-text {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-md);
  line-height: 1.5;
  white-space: pre-wrap;
}

.coach-actions,
.final-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.coach-actions button,
.final-actions button {
  font-size: 0.9rem;
  padding: 6px var(--space-md);
  border-radius: var(--radius-full);
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.repair-title {
  font-weight: 700;
  font-size: 1rem;
  margin-bottom: var(--space-sm);
  color: var(--color-text);
}

.repair-text {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-md);
  line-height: 1.5;
}

.repair-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.repair-actions button {
  font-size: 0.9rem;
  padding: 6px var(--space-md);
  border-radius: var(--radius-full);
}

.repair-removed {
  margin-bottom: var(--space-md);
}

.repair-removed-title {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-sm);
}

.repair-removed-items {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.repair-removed-items button {
  font-size: 0.85rem;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  background: var(--color-warm-light);
  border-color: var(--color-warm);
  color: var(--color-text);
}

.repair-suggestions {
  margin-bottom: var(--space-md);
}

.repair-suggestions-title {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-sm);
}

.repair-suggestions-items {
  display: grid;
  gap: var(--space-sm);
}

.repair-suggestion-row {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  background: var(--color-surface);
  display: grid;
  gap: 6px;
}

/* --- Navigation Buttons --- */
.nav-back {
  margin-top: var(--space-md);
  margin-bottom: var(--space-lg);
}

.btn-back {
  background: transparent;
  border: none;
  color: var(--color-text-secondary);
  font-weight: 600;
  font-size: 1.05rem;
  padding: var(--space-md) var(--space-lg);
  cursor: pointer;
  transition: all var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
}

.btn-back:hover {
  color: var(--color-primary);
  background: var(--color-primary-ghost);
  border: none;
  box-shadow: none;
}

.btn-back:active {
  transform: scale(0.97);
}

.nav-row {
  display: flex;
  gap: var(--space-md);
  margin-top: var(--space-xl);
}

.nav-row button {
  flex: 1;
  padding: var(--space-md) var(--space-lg);
  font-weight: 600;
  border-radius: var(--radius-md);
}

#prevBtn {
  background: var(--color-surface);
}

#nextBtn, .btn-primary {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary-dark);
}

#nextBtn:hover:not(:disabled), .btn-primary:hover:not(:disabled) {
  background: var(--color-primary-dark);
  box-shadow: var(--shadow-md);
}

/* --- Back Button --- */
#backBtn {
  background: transparent;
  border: none;
  color: var(--color-text-secondary);
  font-weight: 600;
  padding: var(--space-sm) 0;
  font-size: 0.9rem;
  margin-bottom: var(--space-sm);
}

#backBtn:hover {
  color: var(--color-primary);
  background: transparent;
  box-shadow: none;
}

/* --- Review Screen --- */
.review-row {
  padding: var(--space-lg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-md);
  background: var(--color-surface);
  transition: all var(--transition-base);
}

.review-row--playing {
  background: var(--color-primary-ghost);
  border-color: var(--color-primary);
  outline: none;
  box-shadow: 0 0 0 3px rgba(108, 142, 239, 0.15);
}

.review-header {
  padding: var(--space-lg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-xl);
  background: var(--color-surface);
}

/* --- Companion Character --- */
.companion {
  position: fixed;
  bottom: var(--space-xl);
  right: var(--space-xl);
  width: 64px;
  height: 64px;
  z-index: 100;
  transition: transform var(--transition-base);
  cursor: pointer;
  filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.1));
}

.companion:hover {
  transform: scale(1.08);
}

.companion img {
  width: 100%;
  height: 100%;
}

.companion--celebrating {
  animation: companion-bounce 0.5s ease 3;
}

@keyframes companion-bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

/* --- Character Picker Overlay --- */
.char-picker-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(4px);
  z-index: 200;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  animation: fadeIn 0.2s ease;
  padding: var(--space-lg);
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.char-picker {
  background: var(--color-surface);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  padding: var(--space-xl) var(--space-xl) var(--space-3xl);
  width: 100%;
  max-width: 500px;
  box-shadow: var(--shadow-lg);
  animation: slideSheetUp 0.3s ease-out;
}

@keyframes slideSheetUp {
  from { transform: translateY(100%); }
  to { transform: translateY(0); }
}

.char-picker h2 {
  text-align: center;
  margin-bottom: var(--space-xl);
}

.char-picker-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.char-picker-option {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.char-picker-option:hover {
  border-color: var(--color-primary-light);
  background: var(--color-primary-ghost);
  transform: translateY(-2px);
}

.char-picker-option--selected {
  border-color: var(--color-primary);
  background: var(--color-primary-ghost);
  box-shadow: 0 0 0 3px rgba(108, 142, 239, 0.15);
}

.char-picker-option img {
  width: 56px;
  height: 56px;
}

.char-picker-option span {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  text-transform: capitalize;
}

.char-picker-close {
  display: block;
  margin: var(--space-xl) auto 0;
  background: var(--color-primary);
  color: #fff;
  border: none;
  border-radius: var(--radius-full);
  padding: var(--space-md) var(--space-2xl);
  font-weight: 600;
}

/* --- Confetti Canvas --- */
.confetti-canvas {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 300;
}

/* --- Screen Header with Companion --- */
.screen-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
}

.screen-header h1 {
  flex: 1;
  margin-bottom: 0;
}

.screen-header-companion {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
  filter: drop-shadow(0 1px 4px rgba(0, 0, 0, 0.08));
  transition: transform var(--transition-fast);
}

.screen-header-companion:hover {
  transform: scale(1.1);
  cursor: pointer;
}

.screen-header-companion--speaking {
  transform: translate(4px, 32px) scale(3);
  transform-origin: top right;
  z-index: 2;
}

/* --- Celebrating state on companion in header --- */
.screen-header-companion--celebrating {
  animation: companion-bounce 0.5s ease 3;
}

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

/* --- Mobile Responsive --- */
@media (max-width: 480px) {
  #app {
    padding: var(--space-md) var(--space-md) 100px;
  }

  h1 {
    font-size: 1.3rem;
  }

  .card {
    padding: var(--space-lg);
  }

  .companion {
    width: 52px;
    height: 52px;
    bottom: var(--space-lg);
    right: var(--space-lg);
  }

  .char-picker-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
  }

  .char-picker-option img {
    width: 44px;
    height: 44px;
  }
}

/* ========================================================
   Interview & Profile Management Styles
   ======================================================== */

.interview-container {
  max-width: 600px;
  margin: 0 auto;
  padding: var(--space-xl);
}

.interview-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
}

.interview-header h2 {
  color: var(--color-primary);
  font-size: 1.5rem;
  margin: 0;
  flex: 1;
}

.interview-header .screen-header-companion {
  width: 56px;
  height: 56px;
}

.interview-messages {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  margin-bottom: var(--space-xl);
  max-height: 400px;
  overflow-y: auto;
}

.interview-message {
  padding: var(--space-md);
  margin-bottom: var(--space-md);
  border-radius: var(--radius-md);
  animation: slideIn 0.3s ease;
}

.interview-message.coach {
  background: var(--color-primary-ghost);
  border-left: 3px solid var(--color-primary);
  margin-right: var(--space-2xl);
}

.interview-message.student {
  background: var(--color-success-ghost);
  border-left: 3px solid var(--color-success);
  margin-left: var(--space-2xl);
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.interview-input {
  display: flex;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
}

.interview-input textarea {
  flex: 1;
  padding: var(--space-md);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: 1rem;
  resize: vertical;
  min-height: 60px;
  transition: border-color var(--transition-fast);
}

.interview-input textarea:focus {
  outline: none;
  border-color: var(--color-primary);
}

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

.btn-voice {
  background: var(--color-warm);
  color: white;
  border: none;
  padding: var(--space-md) var(--space-xl);
  border-radius: var(--radius-full);
  font-size: 1rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-voice:hover:not(:disabled) {
  background: var(--color-warm-light);
  transform: translateY(-2px);
}

.btn-voice:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* Interview Completion */

.interview-completion {
  max-width: 700px;
  margin: 0 auto;
  padding: var(--space-3xl);
  text-align: center;
}

.interview-completion h2 {
  color: var(--color-success);
  font-size: 2rem;
  margin-bottom: var(--space-md);
}

.interview-completion > p {
  color: var(--color-text-secondary);
  font-size: 1.1rem;
  margin-bottom: var(--space-xl);
}

.interview-completion textarea {
  width: 100%;
  min-height: 300px;
  padding: var(--space-xl);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  font-family: var(--font-mono);
  font-size: 1rem;
  line-height: 1.8;
  background: var(--color-surface-raised);
  color: var(--color-text);
  margin-bottom: var(--space-xl);
  resize: vertical;
}

.completion-actions {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  flex-wrap: wrap;
}

/* Story Summary */

.story-summary {
  background: var(--color-surface);
  border: 2px solid var(--color-success-light);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  margin: var(--space-2xl) 0;
}

.story-summary h3 {
  color: var(--color-success);
  font-size: 1.3rem;
  margin-bottom: var(--space-lg);
  text-align: center;
}

.story-summary textarea {
  width: 100%;
  min-height: 200px;
  padding: var(--space-lg);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: 1.1rem;
  line-height: 1.8;
  background: var(--color-surface-raised);
  color: var(--color-text);
  margin-bottom: var(--space-lg);
  resize: vertical;
}

.story-summary-actions {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  flex-wrap: wrap;
}

/* Profile Settings */

.profile-settings {
  max-width: 600px;
  margin: 0 auto;
  padding: var(--space-xl);
}

.profile-settings h2 {
  color: var(--color-primary);
  margin-bottom: var(--space-xl);
}

.profile-info {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.profile-info p {
  margin-bottom: var(--space-md);
  line-height: 1.6;
}

.profile-info strong {
  color: var(--color-primary-dark);
  font-weight: 600;
}

.profile-actions {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
  margin-bottom: var(--space-2xl);
}

.profile-import {
  background: var(--color-surface-raised);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.profile-import h3 {
  font-size: 1rem;
  margin-bottom: var(--space-md);
  color: var(--color-text-secondary);
}

.profile-import input[type="file"] {
  display: block;
  margin-bottom: var(--space-md);
}

.btn-danger {
  background: #EF4444;
  color: white;
}

.btn-danger:hover {
  background: #DC2626;
}

.btn-link {
  background: none;
  color: var(--color-primary);
  border: none;
  text-decoration: underline;
  cursor: pointer;
  font-size: 1rem;
  padding: var(--space-sm);
}

.btn-link:hover {
  color: var(--color-primary-dark);
}

/* Navigation Bar */

.nav-bar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-sm) var(--space-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 100;
  box-shadow: var(--shadow-sm);
  min-height: 48px;
}

.nav-left {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.nav-home-btn {
  background: var(--color-surface-raised);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  padding: 0;
  flex-shrink: 0;
}

.nav-home-btn:hover {
  background: var(--color-primary-ghost);
  border-color: var(--color-primary);
  transform: translateY(-1px);
}

.nav-logo {
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--color-primary);
  transition: color var(--transition-fast);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.nav-logo:hover {
  color: var(--color-primary-dark);
}

.nav-right {
  display: flex;
  gap: var(--space-xs);
  align-items: center;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.nav-btn {
  background: var(--color-surface-raised);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  padding: 4px 10px;
  font-size: 0.8rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  color: var(--color-text);
  font-family: var(--font-sans);
  white-space: nowrap;
}

.nav-btn:hover {
  background: var(--color-primary-ghost);
  border-color: var(--color-primary);
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}

.nav-btn-primary {
  background: var(--color-primary);
  color: white;
  border-color: var(--color-primary);
}

.nav-btn-primary:hover {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
}

.nav-profile-name {
  font-weight: 600;
}

/* Adjust #app padding to account for smaller nav */
#app {
  max-width: 600px;
  margin: 0 auto;
  padding: 56px var(--space-lg) 120px;
  position: relative;
  min-height: 100vh;
}

/* Mobile optimizations for nav */
@media (max-width: 500px) {
  .nav-logo {
    display: none; /* Hide logo text on very small screens */
  }

  .nav-right {
    gap: 4px; /* Even tighter spacing */
  }

  .nav-btn {
    padding: 3px 8px;
    font-size: 0.75rem;
  }

  #app {
    padding: 48px var(--space-md) 100px; /* Less padding on mobile */
  }
}

/* First Visit Banner */

.first-visit-banner {
  background: linear-gradient(135deg, var(--color-primary-ghost) 0%, var(--color-success-ghost) 100%);
  border: 2px solid var(--color-primary-light);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  margin-bottom: var(--space-2xl);
  text-align: center;
  animation: slideDown 0.5s ease;
}

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

.first-visit-banner h2 {
  color: var(--color-primary);
  margin-bottom: var(--space-md);
  font-size: 1.5rem;
}

.first-visit-banner p {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-xl);
  font-size: 1.05rem;
  line-height: 1.6;
}

.btn-large {
  padding: var(--space-lg) var(--space-2xl);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: var(--space-md);
}

/* Welcome Message */

.welcome-message {
  text-align: center;
  color: var(--color-primary);
  font-size: 1.1rem;
  margin-bottom: var(--space-lg);
  animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

/* Upload Modal */

.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  animation: fadeIn 0.2s ease;
}

.modal-content {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  max-width: 500px;
  width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  animation: slideDown 0.3s ease;
}

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

.modal-header h3 {
  margin: 0;
  color: var(--color-primary);
  font-size: 1.3rem;
}

.modal-close {
  background: none;
  border: none;
  font-size: 2rem;
  color: var(--color-text-muted);
  cursor: pointer;
  padding: 0;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: all var(--transition-fast);
}

.modal-close:hover {
  background: var(--color-surface-raised);
  color: var(--color-text);
}

.modal-body {
  padding: var(--space-xl);
}

.modal-body p {
  margin-bottom: var(--space-lg);
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.modal-body input[type="file"] {
  display: block;
  width: 100%;
  padding: var(--space-md);
  border: 2px dashed var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface-raised);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.modal-body input[type="file"]:hover {
  border-color: var(--color-primary);
  background: var(--color-primary-ghost);
}

.modal-footer {
  padding: var(--space-xl);
  border-top: 1px solid var(--color-border);
  display: flex;
  gap: var(--space-md);
  justify-content: flex-end;
}

/* Quick Name Capture */

.quick-name-capture {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
  padding: var(--space-2xl);
}

.quick-name-card {
  background: var(--color-surface);
  border: 2px solid var(--color-primary-light);
  border-radius: var(--radius-lg);
  padding: var(--space-3xl);
  max-width: 500px;
  width: 100%;
  text-align: center;
  box-shadow: var(--shadow-lg);
  animation: slideDown 0.4s ease;
}

.quick-name-card h2 {
  color: var(--color-primary);
  margin-bottom: var(--space-md);
  font-size: 1.8rem;
}

.quick-name-card > p {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-xl);
  font-size: 1.1rem;
}

.quick-name-card input[type="text"] {
  width: 100%;
  padding: var(--space-lg);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 1.1rem;
  font-family: var(--font-sans);
  text-align: center;
  margin-bottom: var(--space-xl);
  transition: all var(--transition-fast);
}

.quick-name-card input[type="text"]:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-ghost);
}

.quick-name-actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
}

.quick-name-note {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--color-border);
}

.text-link {
  color: var(--color-primary);
  text-decoration: underline;
  cursor: pointer;
}

.text-link:hover {
  color: var(--color-primary-dark);
}

/* ========================================================
   Reading Practice Mode
   ======================================================== */

.reading-practice-container {
  max-width: 600px;
  margin: 0 auto;
}

.reading-progress {
  margin-bottom: var(--space-2xl);
}

.reading-progress-text {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-sm);
  text-align: center;
}

.reading-progress-bar {
  height: 12px;
  background: var(--color-surface-raised);
  border-radius: var(--radius-full);
  overflow: hidden;
  border: 1px solid var(--color-border);
}

.reading-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--color-primary), var(--color-success));
  border-radius: var(--radius-full);
  transition: width var(--transition-base);
}

.reading-sentence-card {
  background: var(--color-surface);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  box-shadow: var(--shadow-md);
  animation: slideUp 0.3s ease-out;
}

.reading-sentence-label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-md);
}

.reading-sentence {
  font-size: 1.3rem;
  line-height: 1.6;
  color: var(--color-text);
  font-weight: 500;
  padding: var(--space-xl);
  background: var(--color-surface-raised);
  border-radius: var(--radius-md);
  border: 2px solid var(--color-border);
  margin-bottom: var(--space-xl);
  transition: all var(--transition-base);
}

.reading-sentence-success {
  background: var(--color-success-ghost);
  border-color: var(--color-success);
  color: var(--color-success);
}

.reading-sentence-good {
  background: rgba(108, 142, 239, 0.08);
  border-color: var(--color-primary-light);
  color: var(--color-primary-dark);
}

.reading-sentence-retry {
  background: rgba(244, 162, 97, 0.1);
  border-color: var(--color-warm);
  color: #c77a3a;
}

.reading-actions {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
  justify-content: center;
}

.reading-feedback {
  margin-top: var(--space-xl);
  padding: var(--space-xl);
  background: var(--color-surface-raised);
  border-radius: var(--radius-md);
  border: 2px solid var(--color-border);
  animation: slideDown 0.3s ease;
}

.reading-feedback-message {
  font-size: 1.1rem;
  font-weight: 500;
  margin-bottom: var(--space-md);
  padding: var(--space-md);
  border-radius: var(--radius-sm);
}

.reading-feedback-success {
  background: var(--color-success-ghost);
  color: var(--color-success);
  border-left: 4px solid var(--color-success);
}

.reading-feedback-good {
  background: var(--color-primary-ghost);
  color: var(--color-primary-dark);
  border-left: 4px solid var(--color-primary);
}

.reading-feedback-retry {
  background: rgba(244, 162, 97, 0.1);
  color: #c77a3a;
  border-left: 4px solid var(--color-warm);
}

.reading-transcript {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  font-style: italic;
  margin-bottom: var(--space-lg);
  padding: var(--space-md);
  background: var(--color-surface);
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border-light);
}

.reading-feedback-actions {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
  justify-content: center;
}

.reading-practice-footer {
  margin-top: var(--space-2xl);
  text-align: center;
}

/* Reading Completion */

.reading-completion {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
  padding: var(--space-2xl);
}

.reading-completion-card {
  background: var(--color-surface);
  border: 2px solid var(--color-success);
  border-radius: var(--radius-lg);
  padding: var(--space-3xl);
  max-width: 500px;
  width: 100%;
  text-align: center;
  box-shadow: var(--shadow-lg);
  animation: celebrate 0.6s ease;
}

.reading-completion-icon {
  font-size: 4rem;
  margin-bottom: var(--space-lg);
  animation: bounce 1s ease infinite;
}

.reading-completion-card h2 {
  color: var(--color-success);
  margin-bottom: var(--space-md);
  font-size: 2rem;
}

.reading-completion-card p {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-2xl);
  font-size: 1.1rem;
}

.reading-completion-actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

@keyframes celebrate {
  0% { transform: scale(0.8); opacity: 0; }
  50% { transform: scale(1.05); }
  100% { transform: scale(1); opacity: 1; }
}

@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* ========================================================
   Voice Calibration Screens
   ======================================================== */

/* Calibration Intro */
.calibration-intro {
  max-width: 600px;
  margin: 0 auto;
  text-align: center;
  padding: var(--space-xl);
}

.companion-large {
  width: 120px;
  height: 120px;
  margin: 0 auto var(--space-xl) auto;
  animation: float 3s ease-in-out infinite;
}

.companion-large img {
  width: 100%;
  height: 100%;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.intro-text {
  font-size: 1.2rem;
  color: var(--color-text);
  margin-bottom: var(--space-xl);
}

.calibration-benefits {
  display: flex;
  justify-content: center;
  gap: var(--space-xl);
  margin: var(--space-xl) 0;
  flex-wrap: wrap;
}

.benefit {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
}

.benefit-icon {
  font-size: 2rem;
}

.benefit span:last-child {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
}

.calibration-details {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  margin: var(--space-xl) 0;
}

.button-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  align-items: center;
}

/* Calibration Screen */
.calibration-screen {
  max-width: 600px;
  margin: 0 auto;
  padding: var(--space-xl);
}

.calibration-header {
  margin-bottom: var(--space-xl);
}

.progress-text {
  text-align: center;
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-sm);
}

.progress-bar {
  width: 100%;
  height: 8px;
  background: var(--color-border);
  border-radius: 999px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--color-primary), var(--color-success));
  transition: width 0.3s ease;
}

.calibration-word-card {
  background: white;
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  box-shadow: var(--shadow-lg);
  text-align: center;
}

.word-label {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-md);
}

.calibration-word {
  font-size: 3rem;
  font-weight: 700;
  color: var(--color-primary);
  margin: var(--space-xl) 0;
  animation: word-enter 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

@keyframes word-enter {
  0% { transform: scale(0.8); opacity: 0; }
  100% { transform: scale(1); opacity: 1; }
}

.calibration-actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  margin: var(--space-xl) 0;
}

.listening-indicator,
.processing-indicator {
  font-size: 1.1rem;
  color: var(--color-primary);
  padding: var(--space-md);
  animation: pulse 1.5s ease-in-out infinite;
}

.listening-indicator {
  background: rgba(239, 68, 68, 0.15);
  border: 2px solid rgba(239, 68, 68, 0.4);
  border-radius: var(--border-radius);
  color: #dc2626;
  font-weight: 600;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.result-area {
  margin-top: var(--space-lg);
}

.result-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
}

.result-icon {
  font-size: 3rem;
  animation: result-pop 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

@keyframes result-pop {
  0% { transform: scale(0); }
  50% { transform: scale(1.2); }
  100% { transform: scale(1); }
}

.result-text {
  font-size: 1.1rem;
  color: var(--color-text);
}

.result-actions {
  display: flex;
  gap: var(--space-md);
  margin-top: var(--space-md);
  flex-wrap: wrap;
  justify-content: center;
}

.btn-text {
  background: transparent;
  color: var(--color-text-secondary);
  border: none;
  padding: var(--space-md);
  font-size: 0.9rem;
  margin-top: var(--space-lg);
}

.btn-text:hover {
  color: var(--color-primary);
  background: transparent;
}

/* Calibration Complete */
.calibration-complete {
  max-width: 600px;
  margin: 0 auto;
  padding: var(--space-xl);
  text-align: center;
}

.companion-large.celebration {
  animation: celebrate-bounce 0.8s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

@keyframes celebrate-bounce {
  0% { transform: translateY(0) scale(1); }
  25% { transform: translateY(-30px) scale(1.1); }
  50% { transform: translateY(0) scale(1.2); }
  75% { transform: translateY(-15px) scale(1.1); }
  100% { transform: translateY(0) scale(1); }
}

.completion-message {
  font-size: 1.1rem;
  color: var(--color-text-secondary);
  margin: var(--space-xl) 0;
  line-height: 1.6;
}

/* Settings Screen */
.settings-screen {
  max-width: 700px;
  margin: 0 auto;
  padding: var(--space-xl);
}

.settings-section {
  background: white;
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  margin-bottom: var(--space-lg);
  box-shadow: var(--shadow-sm);
}

.settings-section h2 {
  margin-top: 0;
  margin-bottom: var(--space-md);
  font-size: 1.3rem;
}

.settings-info {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-sm);
}

.pattern-list {
  list-style: none;
  padding: 0;
  margin: var(--space-md) 0 0 0;
}

.pattern-list li {
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.pattern-list li:last-child {
  border-bottom: none;
}

.confidence {
  font-size: 0.85rem;
  color: var(--color-success);
  font-weight: 500;
}

/* --- Level Selection Styles --- */
.level-picker {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  padding: var(--space-md);
}

.level-card {
  background: var(--color-surface);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  cursor: pointer;
  transition: all var(--transition-base);
  box-shadow: var(--shadow-sm);
}

.level-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md), var(--shadow-glow);
  transform: translateY(-2px);
}

.level-card:active {
  transform: translateY(0) scale(0.98);
}

.level-card--selected {
  border-color: var(--color-primary);
  background: var(--color-primary-ghost);
  box-shadow: var(--shadow-md), var(--shadow-glow);
}

.level-card-header {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-sm);
}

.level-card-number {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-primary);
  background: var(--color-primary-ghost);
  padding: var(--space-xs) var(--space-md);
  border-radius: var(--radius-full);
}

.level-card-label {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-text);
}

.level-card-description {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  line-height: 1.5;
  margin: 0;
}

/* Level Selector - Compact inline version */
.level-selector-container {
  margin: var(--space-xl) 0;
  padding: var(--space-lg);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.level-selector-header {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  flex-wrap: wrap;
  justify-content: center;
}

.level-selector-label {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-text-secondary);
}

.level-selector-buttons {
  display: flex;
  flex-direction: row;
  gap: var(--space-xs);
  background: var(--color-surface-raised);
  padding: var(--space-xs);
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border-light);
  align-items: center;
}

.level-btn-wrapper {
  position: relative;
  display: inline-flex;
  flex-shrink: 0;
}

.level-selector-btn {
  min-width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  border: 2px solid transparent;
  background: transparent;
  color: var(--color-text-secondary);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  padding: var(--space-sm);
}

.level-selector-btn:hover:not(.level-selector-btn--selected) {
  background: var(--color-surface);
  color: var(--color-primary);
  border-color: var(--color-border);
}

.level-selector-btn--selected {
  background: var(--color-primary);
  color: white;
  border-color: var(--color-primary);
  box-shadow: 0 2px 8px rgba(108, 142, 239, 0.3);
}

.level-selector-btn:active {
  transform: scale(0.95);
}

.level-btn-tooltip {
  position: absolute;
  bottom: calc(100% + 12px);
  left: 50%;
  transform: translateX(-50%);
  min-width: 220px;
  max-width: 280px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  box-shadow: var(--shadow-lg);
  z-index: 1000;
  opacity: 0 !important;
  visibility: hidden !important;
  pointer-events: none;
  transition: opacity var(--transition-base), visibility var(--transition-base);
  white-space: normal;
}

.level-btn-tooltip::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 6px solid transparent;
  border-top-color: var(--color-surface);
}

.level-btn-wrapper:hover .level-btn-tooltip {
  opacity: 1 !important;
  visibility: visible !important;
}

.level-btn-tooltip strong {
  display: block;
  color: var(--color-text);
  font-size: 0.9rem;
  margin-bottom: var(--space-xs);
}

.level-btn-tooltip p {
  color: var(--color-text-secondary);
  font-size: 0.85rem;
  line-height: 1.4;
  margin: 0;
}

/* Level Badge */
.level-badge {
  position: fixed;
  top: 70px;
  right: var(--space-lg);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  padding: var(--space-sm) var(--space-lg);
  display: flex;
  align-items: center;
  gap: var(--space-md);
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  transition: all var(--transition-base);
  z-index: 100;
}

.level-badge:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
}

.level-badge-text {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text);
}

.level-badge-change {
  font-size: 0.8rem;
  color: var(--color-primary);
  font-weight: 500;
}

@media (max-width: 480px) {
  .level-badge {
    position: static;
    margin: var(--space-md) var(--space-lg);
    justify-content: center;
  }

  .level-card {
    padding: var(--space-lg);
  }

  .level-card-header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-xs);
  }
}

/* ============================================================================
   PORTFOLIO SYSTEM STYLES
   ============================================================================ */

/* Portfolio Upload Banner */
.portfolio-upload-banner {
  background: linear-gradient(135deg, var(--color-primary-ghost), var(--color-success-ghost));
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  margin-bottom: var(--space-2xl);
  box-shadow: var(--shadow-sm);
}

.banner-content {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  flex-wrap: wrap;
}

.banner-icon {
  font-size: 2rem;
  flex-shrink: 0;
}

.banner-text {
  flex: 1;
  min-width: 200px;
}

.banner-text strong {
  display: block;
  color: var(--color-text);
  font-size: 1.1rem;
  margin-bottom: var(--space-xs);
}

.banner-text p {
  color: var(--color-text-secondary);
  margin: 0;
  font-size: 0.95rem;
}

.banner-actions {
  display: flex;
  gap: var(--space-md);
  align-items: center;
}

/* Library View */
.library-view {
  max-width: 900px;
  margin: 0 auto;
  padding: var(--space-2xl) var(--space-lg);
}

.library-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-2xl);
  flex-wrap: wrap;
  gap: var(--space-md);
}

.library-header h2 {
  margin: 0;
  font-size: 1.8rem;
  color: var(--color-text);
}

/* Portfolio Stats Card */
.portfolio-stats-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  margin-bottom: var(--space-2xl);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-border);
}

.portfolio-stats-card h3 {
  margin: 0 0 var(--space-lg) 0;
  font-size: 1.2rem;
  color: var(--color-text);
  font-weight: 600;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: var(--space-xl);
}

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

.stat-number {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: var(--space-sm);
}

.stat-label {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Library Grid */
.library-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-xl);
  margin-bottom: var(--space-2xl);
}

/* Story Card */
.story-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.story-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-border);
}

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

.story-type-emoji {
  font-size: 1.5rem;
}

.story-date {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  font-weight: 500;
}

.story-card-title {
  margin: 0;
  font-size: 1.2rem;
  color: var(--color-text);
  font-weight: 600;
  line-height: 1.3;
}

.story-card-preview {
  margin: 0;
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.5;
  flex-grow: 1;
}

.story-card-meta {
  display: flex;
  gap: var(--space-md);
  font-size: 0.85rem;
  color: var(--color-text-muted);
  padding-top: var(--space-sm);
  border-top: 1px solid var(--color-border-light);
}

.story-card-meta span {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

/* Story Card Actions */
.story-card-actions {
  display: flex;
  gap: var(--space-sm);
  margin-top: var(--space-sm);
}

.story-card-actions button {
  flex: 1;
}

/* Empty Library State */
.empty-library {
  text-align: center;
  padding: var(--space-3xl);
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
}

.empty-message {
  font-size: 1.3rem;
  color: var(--color-text);
  font-weight: 600;
  margin-bottom: var(--space-md);
}

.empty-hint {
  font-size: 1rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-2xl);
}

/* Library Footer */
.library-footer {
  text-align: center;
  padding-top: var(--space-xl);
}

/* Story Detail View */
.story-detail-view {
  max-width: 700px;
  margin: 0 auto;
  padding: var(--space-2xl) var(--space-lg);
}

.story-detail-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-2xl);
  flex-wrap: wrap;
  gap: var(--space-md);
}

.story-detail-content {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-border);
  margin-bottom: var(--space-xl);
}

.story-meta-info {
  display: flex;
  gap: var(--space-lg);
  flex-wrap: wrap;
  margin-bottom: var(--space-xl);
  padding-bottom: var(--space-lg);
  border-bottom: 1px solid var(--color-border-light);
  font-size: 0.9rem;
  color: var(--color-text-secondary);
}

.story-title {
  font-size: 2rem;
  color: var(--color-text);
  margin: 0 0 var(--space-2xl) 0;
  font-weight: 700;
  line-height: 1.2;
}

.story-text {
  font-size: 1.1rem;
  line-height: 1.8;
  color: var(--color-text);
  margin-bottom: var(--space-2xl);
}

.story-text p {
  margin: 0 0 var(--space-lg) 0;
}

.story-stats {
  padding: var(--space-lg);
  background: var(--color-surface-raised);
  border-radius: var(--radius-md);
  font-size: 0.95rem;
}

.story-stats strong {
  color: var(--color-text);
}

.story-stats ul {
  margin: var(--space-sm) 0 0 0;
  padding-left: var(--space-xl);
  color: var(--color-text-secondary);
}

.story-stats li {
  margin-bottom: var(--space-xs);
}

.story-detail-actions {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  flex-wrap: wrap;
}

/* Portfolio Save Modal */
#portfolio-save-modal .modal-body {
  text-align: center;
}

.portfolio-save-stats {
  margin-top: var(--space-lg);
  padding: var(--space-md);
  background: var(--color-success-ghost);
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  color: var(--color-text-secondary);
}

.portfolio-save-stats strong {
  color: var(--color-success);
}

/* Small Button Variants */
.btn-small {
  padding: var(--space-sm) var(--space-md);
  font-size: 0.9rem;
}

/* Responsive Adjustments */
@media (max-width: 640px) {
  .library-grid {
    grid-template-columns: 1fr;
  }

  .stats-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
  }

  .stat-number {
    font-size: 2rem;
  }

  .banner-content {
    flex-direction: column;
    text-align: center;
  }

  .banner-icon {
    font-size: 3rem;
  }

  .banner-actions {
    width: 100%;
    flex-direction: column;
  }

  .banner-actions button {
    width: 100%;
  }

  .story-detail-content {
    padding: var(--space-lg);
  }

  .story-title {
    font-size: 1.5rem;
  }

  .story-text {
    font-size: 1rem;
  }
}

/* ========================================================
   Reading Modal (Story Cards)
   ======================================================== */

.reading-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-lg);
  animation: fadeIn 0.2s ease;
}

.reading-modal {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  max-width: 700px;
  width: 100%;
  max-height: 80vh;
  display: flex;
  flex-direction: column;
  animation: slideUp 0.3s ease;
}

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

.reading-modal-header h2 {
  margin: 0;
  font-size: 1.5rem;
  color: var(--color-text);
}

.reading-modal-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--color-text-secondary);
  cursor: pointer;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  transition: all 0.2s ease;
}

.reading-modal-close:hover {
  background: var(--color-surface-raised);
  color: var(--color-text);
}

.reading-modal-controls {
  padding: var(--space-lg);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  gap: var(--space-lg);
  align-items: center;
}

.reading-speed-control {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  flex: 1;
}

.reading-speed-control label {
  font-weight: 500;
  color: var(--color-text-secondary);
  font-size: 0.9rem;
}

.reading-speed-control input[type="range"] {
  flex: 1;
  max-width: 200px;
}

.reading-speed-control span {
  font-weight: 600;
  color: var(--color-primary);
  min-width: 45px;
}

.reading-modal-text {
  padding: var(--space-xl);
  overflow-y: auto;
  flex: 1;
  font-size: 1.1rem;
  line-height: 1.8;
  color: var(--color-text);
  white-space: pre-wrap;
  word-wrap: break-word;
  transition: all 0.3s ease;
}

.reading-text-active {
  background: linear-gradient(120deg, #fff9e6 0%, #ffeaa7 100%);
  padding: var(--space-md);
  border-radius: var(--radius-md);
  box-shadow: inset 0 0 20px rgba(253, 203, 110, 0.2);
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes slideUp {
  from {
    transform: translateY(20px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

@media (max-width: 768px) {
  .reading-modal {
    max-height: 90vh;
    margin: var(--space-md);
  }

  .reading-modal-controls {
    flex-direction: column;
    align-items: stretch;
  }

  .reading-speed-control {
    width: 100%;
  }

  .reading-speed-control input[type="range"] {
    max-width: none;
  }
}

/* ========================================================
   Grown-Up Settings: PIN Gate, Rewards, Notes
   ======================================================== */

/* --- PIN Screen --- */
.grownup-pin-screen {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 50vh;
}

.grownup-pin-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  box-shadow: var(--shadow-md);
  text-align: center;
  max-width: 360px;
  width: 100%;
}

.grownup-pin-card h2 {
  margin-bottom: var(--space-sm);
}

.grownup-pin-card p {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-xl);
}

.pin-input-container {
  display: flex;
  justify-content: center;
}

.pin-input {
  width: 160px;
  text-align: center;
  font-size: 1.5rem;
  letter-spacing: 0.5em;
  padding: var(--space-md) var(--space-lg);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  transition: border-color var(--transition-fast);
}

.pin-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-ghost);
}

.pin-input--shake {
  animation: shake 0.4s ease-in-out;
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  20%, 60% { transform: translateX(-8px); }
  40%, 80% { transform: translateX(8px); }
}

.pin-error {
  color: #e53e3e;
  font-size: 0.9rem;
  margin-top: var(--space-sm);
}

.pin-actions {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  margin-top: var(--space-xl);
}

/* --- Grown-Up Settings Screen --- */
.grownup-settings {
  max-width: 600px;
  margin: 0 auto;
}

.grownup-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-xl);
}

.grownup-header h2 {
  margin: 0;
}

.grownup-section {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  box-shadow: var(--shadow-sm);
  margin-bottom: var(--space-xl);
}

.grownup-section h3 {
  margin-bottom: var(--space-lg);
  font-size: 1.1rem;
}

.grownup-hint {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  margin-bottom: var(--space-md);
  font-style: italic;
}

/* --- Reward Form --- */
.reward-form-field {
  margin-bottom: var(--space-lg);
}

.reward-form-field label {
  display: block;
  font-weight: 500;
  margin-bottom: var(--space-xs);
  font-size: 0.95rem;
}

.reward-input {
  width: 100%;
  padding: var(--space-md) var(--space-lg);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-family: var(--font-sans);
  transition: border-color var(--transition-fast);
}

.reward-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-ghost);
}

.reward-input[type="number"] {
  max-width: 120px;
}

/* --- Emoji Picker --- */
.emoji-picker {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-top: var(--space-sm);
}

.emoji-option {
  width: 44px;
  height: 44px;
  font-size: 1.4rem;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.emoji-option:hover {
  border-color: var(--color-primary-light);
  background: var(--color-primary-ghost);
}

.emoji-option--selected {
  border-color: var(--color-primary);
  background: var(--color-primary-ghost);
  box-shadow: 0 0 0 2px var(--color-primary-light);
}

/* --- Current Reward Display (Grown-Up View) --- */
.reward-current-display {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  padding: var(--space-lg);
  background: var(--color-surface-raised);
  border-radius: var(--radius-md);
}

.reward-emoji-large {
  font-size: 2.5rem;
}

.reward-current-info {
  flex: 1;
}

.reward-current-info strong {
  font-size: 1.1rem;
  display: block;
  margin-bottom: var(--space-xs);
}

.reward-progress-text {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-sm);
}

.reward-progress-bar-container {
  height: 10px;
  background: var(--color-border);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.reward-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--color-primary), var(--color-success));
  border-radius: var(--radius-full);
  transition: width var(--transition-base);
}

/* --- Reward History --- */
.reward-history {
  margin-top: var(--space-xl);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--color-border);
}

.reward-history h3 {
  font-size: 1rem;
  margin-bottom: var(--space-md);
}

.reward-history-list {
  list-style: none;
  padding: 0;
}

.reward-history-list li {
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--color-border-light);
  font-size: 0.95rem;
}

.reward-history-list li:last-child {
  border-bottom: none;
}

/* --- Guardian Notes Textarea --- */
.guardian-notes-textarea {
  width: 100%;
  padding: var(--space-md);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  line-height: 1.5;
  resize: vertical;
  min-height: 100px;
  transition: border-color var(--transition-fast);
}

.guardian-notes-textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-ghost);
}

/* ========================================================
   Student-Facing: Reward Progress Tracker (Home Screen)
   ======================================================== */

.reward-tracker {
  margin: var(--space-lg) 0;
  padding: var(--space-lg);
  background: linear-gradient(135deg, #f0f4ff 0%, #e8faf5 100%);
  border: 2px solid var(--color-primary-light);
  border-radius: var(--radius-lg);
  cursor: default;
}

.reward-tracker-header {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-sm);
}

.reward-tracker-emoji {
  font-size: 1.8rem;
}

.reward-tracker-label {
  font-weight: 600;
  font-size: 1.05rem;
  flex: 1;
}

.reward-tracker-count {
  font-weight: 700;
  color: var(--color-primary);
  font-size: 1.1rem;
}

.reward-tracker-bar-container {
  height: 14px;
  background: rgba(255, 255, 255, 0.7);
  border-radius: var(--radius-full);
  overflow: hidden;
  box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.08);
}

.reward-tracker-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--color-primary), var(--color-success));
  border-radius: var(--radius-full);
  transition: width var(--transition-slow);
  min-width: 0;
}

.reward-encouragement {
  display: block;
  text-align: center;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-primary-dark);
  margin-top: var(--space-sm);
}

/* ========================================================
   Milestone Pop-up & Goal Completion Celebration
   ======================================================== */

.milestone-popup {
  position: fixed;
  bottom: var(--space-xl);
  left: 50%;
  transform: translateX(-50%);
  z-index: 1000;
  animation: slideUp 0.4s ease-out;
}

.milestone-popup-content {
  background: var(--color-surface);
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-lg);
  padding: var(--space-lg) var(--space-xl);
  box-shadow: var(--shadow-lg);
  text-align: center;
  max-width: 400px;
}

.milestone-popup-message {
  font-weight: 500;
  font-size: 1rem;
  margin-bottom: var(--space-md);
  line-height: 1.4;
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateX(-50%) translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
  }
}

/* --- Reward Completion Celebration Overlay --- */
.reward-celebration-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  animation: fadeIn 0.3s ease-out;
}

.reward-celebration {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  padding: var(--space-3xl) var(--space-2xl);
  text-align: center;
  max-width: 420px;
  width: 90%;
  box-shadow: var(--shadow-lg);
  animation: bounceIn 0.5s ease-out;
}

.reward-celebration-emoji {
  font-size: 5rem;
  display: block;
  margin-bottom: var(--space-lg);
  animation: pulse 1s ease-in-out infinite;
}

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

.reward-celebration h2 {
  font-size: 1.8rem;
  color: var(--color-primary);
  margin-bottom: var(--space-md);
}

.reward-celebration-prize {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.reward-celebration-detail {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-md);
}

.reward-celebration-hint {
  color: var(--color-success);
  font-weight: 600;
  margin-bottom: var(--space-xl);
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes bounceIn {
  0% { transform: scale(0.3); opacity: 0; }
  50% { transform: scale(1.05); }
  70% { transform: scale(0.95); }
  100% { transform: scale(1); opacity: 1; }
}

/* ========================================================
   Voice Collection — picker & unlock celebration
   ======================================================== */

/* Voice picker button on review screen */
.voice-picker-btn {
  display: block;
  width: 100%;
  margin-top: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  background: var(--color-surface-raised);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s;
}
.voice-picker-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

/* Voice picker overlay & sheet */
.voice-picker-overlay,
.voice-unlock-overlay {
  position: fixed;
  inset: 0;
  z-index: 9000;
  background: rgba(0,0,0,0.5);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  animation: fadeIn 0.2s ease;
}
.voice-picker,
.voice-unlock-modal {
  background: var(--color-surface);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  padding: var(--space-lg) var(--space-md) var(--space-xl);
  width: 100%;
  max-width: 480px;
  max-height: 85vh;
  overflow-y: auto;
  animation: slideUp 0.3s ease;
}
@keyframes slideUp {
  from { transform: translateY(100%); }
  to { transform: translateY(0); }
}
.voice-picker h2,
.voice-unlock-modal h2 {
  text-align: center;
  margin-bottom: var(--space-xs);
}
.voice-picker-subtitle {
  text-align: center;
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  margin-bottom: var(--space-md);
}

/* Voice card grid */
.voice-picker-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}
.voice-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: var(--space-md) var(--space-sm);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
  font-family: inherit;
}
.voice-card:hover:not(:disabled) {
  border-color: var(--color-primary-light);
  background: var(--color-primary-ghost);
}
.voice-card--selected {
  border-color: var(--color-primary);
  background: var(--color-primary-ghost);
}
.voice-card--locked {
  opacity: 0.55;
  cursor: not-allowed;
}
.voice-card-label {
  font-weight: 700;
  font-size: 1rem;
  color: var(--color-text);
}
.voice-card--locked .voice-card-label {
  color: var(--color-text-secondary);
}
.voice-card-action {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}
.voice-card-badge {
  font-size: 0.8rem;
  color: var(--color-primary);
  font-weight: 600;
}
.voice-card-lock {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}
.voice-picker-close {
  display: block;
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  background: var(--color-primary);
  color: #fff;
  border: none;
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
}
.voice-picker-close:hover {
  background: var(--color-primary-dark);
}

/* Voice unlock celebration modal */
.voice-unlock-modal {
  text-align: center;
  border-radius: var(--radius-lg);
  margin: auto;
  max-width: 380px;
  animation: bounceIn 0.4s ease;
}
.voice-unlock-icon {
  font-size: 3rem;
  margin-bottom: var(--space-sm);
}
.voice-unlock-name {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}
.voice-unlock-desc {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  margin-bottom: var(--space-md);
  line-height: 1.5;
}
.voice-unlock-preview-btn {
  display: inline-block;
  padding: var(--space-sm) var(--space-lg);
  background: var(--color-surface-raised);
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-md);
  color: var(--color-primary);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  margin-bottom: var(--space-md);
  font-family: inherit;
}
.voice-unlock-preview-btn:hover {
  background: var(--color-primary-ghost);
}
.voice-unlock-actions {
  display: flex;
  gap: var(--space-sm);
}
.voice-unlock-use-btn {
  flex: 1;
  padding: var(--space-sm) var(--space-md);
  background: var(--color-primary);
  color: #fff;
  border: none;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  font-family: inherit;
}
.voice-unlock-use-btn:hover {
  background: var(--color-primary-dark);
}
.voice-unlock-later-btn {
  flex: 1;
  padding: var(--space-sm) var(--space-md);
  background: var(--color-surface-raised);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  font-family: inherit;
}
.voice-unlock-later-btn:hover {
  border-color: var(--color-text-secondary);
}