/* Norwegian Learn to Read & Write — styles
   Colors based on the Norwegian flag: red, white, blue. */

:root {
  --no-red: #ef2b2d;
  --no-blue: #002868;
  --no-white: #ffffff;
  --bg: #f7f8fc;
  --text: #1b1b2f;
  --radius: 14px;
  --font-base: "Segoe UI", Verdana, Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

body {
  margin: 0;
  font-family: var(--font-base);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}

body.dyslexia-font,
body.dyslexia-font * {
  font-family: "Comic Sans MS", "OpenDyslexic", var(--font-base);
  letter-spacing: 0.02em;
}

body.text-normal { font-size: 16px; }
body.text-large { font-size: 20px; }
body.text-xlarge { font-size: 26px; }

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

a {
  color: inherit;
  text-decoration: none;
}

/* Header */
.app-header {
  background: var(--no-blue);
  color: var(--no-white);
  padding: 0.75rem 1rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

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

.flag-stripe {
  width: 12px;
  height: 32px;
  background: var(--no-red);
  border: 3px solid var(--no-white);
  border-radius: 3px;
  flex-shrink: 0;
}

.app-title h1 {
  font-size: 1.4rem;
  margin: 0;
}

.main-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}

.nav-link {
  padding: 0.5rem 0.9rem;
  border-radius: 999px;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.08);
}

.nav-link.active,
.nav-link:hover {
  background: var(--no-red);
}

/* Settings */
.settings-container {
  display: none;
  background: var(--no-white);
  border-bottom: 3px solid var(--no-blue);
  padding: 1rem;
}

.settings-container.open {
  display: block;
}

.settings-panel {
  max-width: 480px;
  margin: 0 auto;
}

.settings-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.4rem 0;
}

/* Page container */
.page-container {
  max-width: 900px;
  margin: 0 auto;
  padding: 1.5rem 1rem 3rem;
}

.page-header h2 {
  margin-bottom: 0.25rem;
}

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

/* Home tiles */
.home-menu {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 1rem;
  margin-top: 1.5rem;
}

.home-tile {
  background: var(--no-white);
  border: 3px solid var(--no-blue);
  border-radius: var(--radius);
  padding: 1.5rem 1rem;
  font-size: 1.1rem;
  font-weight: 700;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
  cursor: pointer;
  transition: transform 0.15s ease, background 0.15s ease;
  color: var(--no-blue);
}

.home-tile:hover,
.home-tile:focus-visible {
  transform: translateY(-3px);
  background: #eef2ff;
}

.home-tile-icon {
  font-size: 2.2rem;
}

.home-tile-primary {
  border-color: var(--no-red);
  background: #fff8f0;
}

.home-activities {
  margin-top: 1.5rem;
}

.home-activities h3 {
  margin: 0;
  padding: 1rem;
  border: 2px solid var(--no-blue);
  border-radius: var(--radius);
  font-weight: 700;
  font-size: 1rem;
}

.home-recommendations .btn {
  margin: 0.25rem;
}

.practice-session {
  margin-top: 1rem;
}

.practice-session .btn,
.challenges-page > .btn {
  margin: 0.35rem;
}

.challenge-progress,
.practice-session [role="status"] {
  text-align: center;
  font-size: 1.3rem;
  color: var(--no-blue);
}

.challenges-page .reading-choices > .word-card {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  flex: 0 1 200px;
  min-width: 0;
  padding: 0.75rem;
}

.challenges-page .reading-choice {
  max-width: 100%;
  overflow-wrap: anywhere;
}

.challenge-sequence {
  font-size: 1.5rem;
  overflow-wrap: anywhere;
}

button,
.nav-link,
summary {
  min-height: 48px;
  min-width: 48px;
  touch-action: manipulation;
}

button:focus-visible,
a:focus-visible,
summary:focus-visible,
select:focus-visible {
  outline: 3px solid #955600;
  outline-offset: 4px;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation: none !important;
    transition: none !important;
  }
}

/* Buttons */
.btn {
  border: none;
  border-radius: 999px;
  padding: 0.6rem 1.2rem;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  background: var(--no-blue);
  color: var(--no-white);
}

.btn:hover,
.btn:focus-visible {
  background: var(--no-red);
}

.btn-secondary {
  background: #dfe4f7;
  color: var(--no-blue);
}

.btn-outline {
  background: transparent;
  border: 2px solid var(--no-blue);
  color: var(--no-blue);
}

.btn-level {
  background: #dfe4f7;
  color: var(--no-blue);
  font-size: 0.9rem;
  padding: 0.45rem 0.9rem;
}

.btn-level.active {
  background: var(--no-blue);
  color: var(--no-white);
}

.btn-icon {
  background: transparent;
  font-size: 1.3rem;
  padding: 0.3rem 0.6rem;
}

.detail-actions,
.nav-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin: 1rem 0;
}

.level-picker {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 1rem 0;
}

/* Alphabet grid */
.letter-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(64px, 1fr));
  gap: 0.6rem;
  margin: 1.5rem 0;
}

.letter-tile {
  aspect-ratio: 1 / 1;
  border: 3px solid var(--no-blue);
  border-radius: var(--radius);
  background: var(--no-white);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--no-blue);
  cursor: pointer;
  transition: transform 0.1s ease, background 0.15s ease;
}

.letter-tile:hover,
.letter-tile:focus-visible {
  transform: scale(1.05);
  background: #eef2ff;
}

.letter-tile.mastered {
  background: #d3f3d8;
  border-color: #2e8b46;
  color: #2e8b46;
}

.letter-tile.correct {
  background: #d3f3d8;
  border-color: #2e8b46;
  color: #2e8b46;
}

.letter-tile.wrong {
  background: #ffe6e6;
  border-color: #a3282a;
  color: #a3282a;
}

.tile-status {
  font-size: 1rem;
}

.letter-tile:disabled {
  cursor: default;
  opacity: 0.85;
}

/* Letter Journey */
.journey-card {
  text-align: center;
}

.journey-counts {
  font-weight: 700;
  color: var(--no-blue);
}

.journey-status .progress-bar {
  max-width: 420px;
  margin: 0.75rem auto 0;
}

.journey-unlock {
  margin-top: 0.5rem;
  font-weight: 700;
}

.journey-pool {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
  margin: 1.25rem 0;
}

.journey-chip {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 56px;
  padding: 0.4rem 0.6rem;
  border: 2px solid var(--no-blue);
  border-radius: var(--radius);
  background: var(--no-white);
  color: var(--no-blue);
}

.journey-chip.mastered {
  background: #d3f3d8;
  border-color: #2e8b46;
  color: #2e8b46;
}

.journey-chip.locked {
  border-style: dashed;
  border-color: #b9bfd6;
  color: #777;
}

.journey-chip-letter {
  font-size: 1.3rem;
  font-weight: 700;
}

.journey-chip-score {
  font-size: 0.75rem;
}

.letter-detail {
  background: var(--no-white);
  border-radius: var(--radius);
  padding: 1.25rem;
  border: 2px solid #dfe4f7;
}

.sound-hint {
  font-weight: 400;
  font-size: 0.9rem;
  color: #555;
}

.example-list {
  padding-left: 1.2rem;
}

/* Word cards */
.word-card {
  background: var(--no-white);
  border-radius: var(--radius);
  padding: 1.5rem;
  text-align: center;
  border: 2px solid #dfe4f7;
}

.word-emoji {
  font-size: 3rem;
  margin-bottom: 0.5rem;
}

.word-syllables {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 0.75rem;
}

.syllable-chip {
  border: 2px solid var(--no-red);
  color: var(--no-red);
  background: #fff0f0;
  border-radius: 10px;
  padding: 0.5rem 0.9rem;
  font-size: 1.4rem;
  font-weight: 700;
  cursor: pointer;
}

.syllable-chip:hover,
.syllable-chip:focus-visible {
  background: var(--no-red);
  color: var(--no-white);
}

.word-translation {
  color: #555;
  font-style: italic;
}

/* Decodable reading */
.reading-card,
.handwriting-card {
  background: var(--no-white);
  border: 2px solid #dfe4f7;
  border-radius: var(--radius);
  padding: 1.5rem;
  text-align: center;
}

.reading-book-picker {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.reading-book-picker .btn-level {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.reading-book-picker small {
  font-size: 0.72rem;
  font-weight: 400;
}

.book-icon {
  font-size: 1.4rem;
}

.btn-level.locked {
  opacity: 0.55;
  cursor: not-allowed;
}

.reading-hint {
  color: #777;
  font-size: 0.95rem;
  margin: 0.25rem 0 0.5rem;
}

.reading-summary-list {
  list-style: none;
  padding: 0;
  margin: 0 0 1rem;
  font-size: 1.1rem;
  line-height: 1.8;
  text-align: left;
  max-width: 320px;
  margin-left: auto;
  margin-right: auto;
}

/* Child-safe confirm overlay */
.child-confirm-overlay {
  position: fixed;
  inset: 0;
  background: rgba(20, 20, 40, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 1rem;
}

.child-confirm-card {
  background: var(--no-white);
  border-radius: var(--radius);
  padding: 1.75rem;
  max-width: 360px;
  width: 100%;
  text-align: center;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.25);
}

.child-confirm-icon {
  font-size: 3rem;
}

.child-confirm-message {
  font-size: 1.15rem;
  font-weight: 600;
  margin: 0.5rem 0 1.25rem;
}

.child-confirm-actions {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.build-slots {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.4rem;
  margin: 1rem 0;
}

.build-slot {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.4rem;
  height: 2.6rem;
  border-bottom: 4px solid var(--no-blue);
  font-size: 1.6rem;
  font-weight: 700;
  text-transform: lowercase;
  color: var(--no-blue);
}

.build-slot-space {
  min-width: 1.2rem;
  border-bottom: none;
}

.build-bank {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.build-tile {
  border: 3px solid var(--no-blue);
  border-radius: var(--radius);
  background: var(--no-white);
  min-width: 48px;
  min-height: 48px;
  padding: 0.4rem 0.6rem;
  font-size: 1.4rem;
  font-weight: 700;
  cursor: pointer;
}

.build-tile:hover,
.build-tile:focus-visible {
  border-color: var(--no-red);
  background: #fff0f0;
}

.build-tile.used,
.build-tile:disabled {
  opacity: 0.3;
  cursor: default;
}

.new-letter-badge {
  display: inline-block;
  background: #fff4d6;
  border: 1px solid #e8b93a;
  border-radius: 999px;
  padding: 0.15rem 0.6rem;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  cursor: pointer;
  font-family: inherit;
}

.new-letter-badge:hover,
.new-letter-badge:focus-visible {
  background: #ffe9b3;
}

.profile-switch-card {
  max-width: 400px;
}

.profile-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.6rem;
  margin: 1rem 0;
}

.profile-chip {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.3rem;
  border: 3px solid #dfe4f7;
  border-radius: var(--radius);
  background: var(--no-white);
  padding: 0.6rem 0.9rem;
  min-width: 4.5rem;
  cursor: pointer;
  font-weight: 600;
}

.profile-chip.active {
  border-color: var(--no-blue);
  background: #eef2ff;
}

.profile-chip-avatar {
  font-size: 1.8rem;
}

.reading-prompt {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.reading-prompt h3 {
  margin: 0;
}

.reading-page {
  max-width: 560px;
  margin: 0 auto;
}

.reading-picture {
  font-size: 5rem;
  min-height: 6rem;
}

.reading-sentence {
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--no-blue);
  letter-spacing: 0.04em;
}

.reading-choices {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
}

.reading-choice {
  border: 3px solid var(--no-blue);
  border-radius: var(--radius);
  background: var(--no-white);
  min-width: 84px;
  min-height: 64px;
  padding: 0.75rem 1rem;
  font-size: 1.8rem;
  cursor: pointer;
}

.reading-choice:hover,
.reading-choice:focus-visible {
  border-color: var(--no-red);
  background: #fff0f0;
}

.reading-page-count {
  align-self: center;
  font-weight: 700;
  color: var(--no-blue);
}

.reading-question-count {
  margin-bottom: 0;
  color: #777;
  font-size: 0.9rem;
}

/* Letter formation */
.handwriting-letter {
  font-size: 4rem;
  font-weight: 700;
  color: var(--no-blue);
}

.trace-canvas {
  display: block;
  width: 100%;
  max-width: 420px;
  height: auto;
  margin: 1rem auto;
  border: 3px solid var(--no-blue);
  border-radius: var(--radius);
}

/* Dictation */
.dictation-input {
  font-size: 1.2rem;
  padding: 0.6rem 0.8rem;
  border-radius: 10px;
  border: 2px solid var(--no-blue);
  width: 100%;
  max-width: 320px;
  margin: 0.5rem 0;
}

#dictation-form {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
  align-items: center;
}

.feedback {
  margin-top: 1rem;
  padding: 1rem;
  border-radius: 10px;
}

.feedback-correct {
  background: #d3f3d8;
  color: #2e8b46;
}

.feedback-incorrect {
  background: #ffe6e6;
  color: #a3282a;
}

.char-compare {
  font-size: 1.5rem;
  font-family: monospace;
  letter-spacing: 0.1em;
}

.char-correct { color: #2e8b46; }
.char-wrong { color: #a3282a; text-decoration: underline; }
.char-missing { color: #a3282a; opacity: 0.5; }

/* Progress page */
.progress-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
  margin: 1.5rem 0;
}

.progress-card {
  background: var(--no-white);
  border-radius: var(--radius);
  padding: 1.25rem;
  border: 2px solid #dfe4f7;
  text-align: center;
}

.progress-number {
  font-size: 2rem;
  font-weight: 700;
  color: var(--no-blue);
}

.progress-bar {
  background: #e2e6f5;
  border-radius: 999px;
  height: 10px;
  margin-top: 0.75rem;
  overflow: hidden;
}

.progress-bar-fill {
  background: var(--no-red);
  height: 100%;
}

.hint {
  color: #777;
}

.app-footer {
  text-align: center;
  padding: 1rem;
  color: #777;
  font-size: 0.9rem;
}

@media (max-width: 480px) {
  .main-nav {
    justify-content: center;
    width: 100%;
  }
}