:root {
  --bg: #fff7df;
  --paper: #ffffff;
  --ink: #25324a;
  --muted: #65708a;
  --primary: #6d5dfc;
  --primary-dark: #5044c9;
  --secondary: #ffb84d;
  --mint: #63d9b6;
  --pink: #ff7db8;
  --blue-soft: #e8f0ff;
  --yellow-soft: #fff1bf;
  --green-soft: #ddfaed;
  --border: #e7dfc8;
  --shadow: 0 18px 40px rgba(49, 38, 20, 0.12);
  --radius: 24px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Trebuchet MS", Arial, sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(255, 184, 77, 0.35), transparent 30%),
    radial-gradient(circle at top right, rgba(109, 93, 252, 0.22), transparent 34%),
    linear-gradient(180deg, #fff9e8 0%, var(--bg) 55%, #f6fbff 100%);
  line-height: 1.6;
}

body.parent-page {
  font-family: Arial, sans-serif;
  background: linear-gradient(180deg, #f7fbff 0%, #fff7df 100%);
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 12px;
  padding: 10px 14px;
  background: var(--ink);
  color: #fff;
  border-radius: 10px;
  z-index: 10;
}

.skip-link:focus {
  left: 12px;
}

.site-shell {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 24px 0 48px;
}

.hero {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, #ffffff 0%, #fff1bf 54%, #e8f0ff 100%);
  border: 2px solid rgba(255, 184, 77, 0.55);
  border-radius: 34px;
  padding: 34px;
  box-shadow: var(--shadow);
  min-height: 280px;
}

.parent-page .hero {
  background: linear-gradient(135deg, #ffffff 0%, #e8f0ff 65%, #ddfaed 100%);
}

.hero::after {
  content: "";
  position: absolute;
  width: 190px;
  height: 190px;
  right: -56px;
  top: -56px;
  background: repeating-linear-gradient(45deg, rgba(255, 125, 184, 0.28), rgba(255, 125, 184, 0.28) 12px, rgba(255,255,255,0.4) 12px, rgba(255,255,255,0.4) 24px);
  border-radius: 50%;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--primary);
  color: #fff;
  border-radius: 999px;
  padding: 8px 14px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

h1, h2, h3 {
  line-height: 1.18;
  margin: 0 0 14px;
}

h1 {
  font-size: clamp(2.1rem, 7vw, 4.7rem);
  margin-top: 18px;
  max-width: 760px;
}

.parent-page h1 {
  font-size: clamp(2rem, 5vw, 3.8rem);
}

.hero p {
  max-width: 680px;
  font-size: 1.24rem;
  color: var(--muted);
  margin: 0 0 20px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 12px 18px;
  border-radius: 999px;
  background: var(--primary);
  color: #fff;
  text-decoration: none;
  font-weight: 800;
  border: 2px solid transparent;
  box-shadow: 0 10px 20px rgba(109, 93, 252, 0.22);
}

.button.secondary {
  background: #fff;
  color: var(--primary-dark);
  border-color: rgba(109, 93, 252, 0.28);
  box-shadow: none;
}

.button:hover, .button:focus {
  transform: translateY(-1px);
}

.layout {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 22px;
  margin-top: 24px;
  align-items: start;
}

.sidebar {
  position: sticky;
  top: 16px;
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px;
}

.sidebar h2 {
  font-size: 1.2rem;
  margin-bottom: 10px;
}

.chapter-menu {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 8px;
}

.chapter-menu a,
.chapter-menu span {
  display: block;
  padding: 10px 12px;
  border-radius: 14px;
  color: var(--ink);
  text-decoration: none;
  background: #fff;
  border: 1px solid #efe8d5;
  font-weight: 700;
}

.chapter-menu a.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

.chapter-menu span.locked {
  color: #8890a3;
  background: #f8f7f2;
  font-weight: 600;
}

.card {
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 18px;
  box-shadow: 0 12px 26px rgba(49, 38, 20, 0.08);
}

.card.highlight {
  background: linear-gradient(135deg, #ffffff 0%, var(--green-soft) 100%);
  border-color: rgba(99, 217, 182, 0.55);
}

.card.warning {
  background: linear-gradient(135deg, #ffffff 0%, var(--yellow-soft) 100%);
  border-color: rgba(255, 184, 77, 0.6);
}

.card.practice {
  border-left: 10px solid var(--secondary);
}

.card.question {
  border-left: 10px solid var(--mint);
}

.section-label {
  display: inline-flex;
  align-items: center;
  background: var(--blue-soft);
  color: var(--primary-dark);
  border-radius: 999px;
  padding: 5px 11px;
  font-size: 0.9rem;
  font-weight: 800;
  margin-bottom: 12px;
}

.big-list {
  padding-left: 1.35rem;
  margin: 8px 0 0;
}

.big-list li {
  margin: 9px 0;
}

.rule-list {
  display: grid;
  gap: 10px;
  padding: 0;
  margin: 12px 0 0;
  list-style: none;
}

.rule-list li {
  background: #fff;
  border: 1px solid #eee4cb;
  border-radius: 16px;
  padding: 12px 14px;
  font-weight: 700;
}

.task-list {
  list-style: none;
  padding: 0;
  margin: 12px 0 0;
  display: grid;
  gap: 10px;
}

.task-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 10px;
  align-items: start;
  background: #fff;
  border: 1px solid #efe8d5;
  border-radius: 16px;
  padding: 12px;
}

.task-list input[type="checkbox"] {
  width: 24px;
  height: 24px;
  accent-color: var(--primary);
  margin-top: 2px;
}

.speech {
  margin-top: 14px;
  padding: 16px 18px;
  border-radius: 18px;
  background: #f4efff;
  border: 2px dashed rgba(109, 93, 252, 0.35);
  font-size: 1.15rem;
  font-weight: 800;
}

.kbd-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

kbd {
  display: inline-flex;
  min-width: 44px;
  min-height: 38px;
  align-items: center;
  justify-content: center;
  padding: 6px 12px;
  border-radius: 10px;
  background: #fff;
  border: 2px solid #ddd2b5;
  box-shadow: 0 4px 0 #d3c7aa;
  font-family: inherit;
  font-weight: 900;
}

.progress-box {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 14px;
  margin-top: 14px;
}

.progress-bar {
  height: 16px;
  background: #eee8dc;
  border-radius: 999px;
  overflow: hidden;
  margin-top: 8px;
}

.progress-bar span {
  display: block;
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--mint), var(--primary));
  border-radius: inherit;
  transition: width 0.2s ease;
}

.print-note {
  font-size: 0.95rem;
  color: var(--muted);
}

.footer {
  text-align: center;
  color: var(--muted);
  margin-top: 26px;
}

@media (max-width: 860px) {
  .layout {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: relative;
    top: auto;
  }

  .hero {
    padding: 24px;
  }
}

@media print {
  body {
    background: #fff;
  }

  .site-shell {
    width: 100%;
    padding: 0;
  }

  .hero, .card, .sidebar {
    box-shadow: none;
  }

  .hero-actions, .sidebar, .footer, .progress-box {
    display: none;
  }

  .layout {
    display: block;
  }
}


.lesson-pagination {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 12px;
}

.lesson-pagination button,
.view-toggle button {
  border: 2px solid rgba(109, 93, 252, 0.24);
  background: #fff;
  color: var(--primary-dark);
  border-radius: 999px;
  padding: 9px 13px;
  font-weight: 800;
  cursor: pointer;
}

.lesson-pagination button.active,
.view-toggle button.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

.view-toggle {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 8px;
  margin-bottom: 18px;
  box-shadow: 0 10px 22px rgba(49, 38, 20, 0.08);
}

body[data-view="child"] .adult-section,
body[data-view="adult"] .child-section {
  display: none;
}

.word-hunt {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 14px 0 4px;
}

.word-hunt span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 8px 14px;
  border-radius: 999px;
  background: var(--yellow-soft);
  border: 2px dashed var(--secondary);
  font-weight: 900;
}

.reward-link {
  display: block;
  text-align: center;
  margin-top: 14px;
  padding: 12px 14px;
  border-radius: 18px;
  color: #fff;
  background: linear-gradient(135deg, var(--pink), var(--primary));
  text-decoration: none;
  font-weight: 900;
  box-shadow: 0 10px 22px rgba(109, 93, 252, 0.22);
}

.completion-card {
  border-color: rgba(255, 125, 184, 0.45);
  background: linear-gradient(135deg, #fff 0%, #fff1bf 52%, #e8f0ff 100%);
}

.child-picker {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin: 16px 0;
}

.child-picker button,
.finish-button,
.reset-rewards-button {
  border: 0;
  border-radius: 999px;
  padding: 12px 18px;
  font-weight: 900;
  cursor: pointer;
  box-shadow: 0 10px 22px rgba(49, 38, 20, 0.12);
}

.child-picker button {
  background: #fff;
  color: var(--primary-dark);
  border: 2px solid rgba(109, 93, 252, 0.24);
}

.child-picker button.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

.finish-button {
  background: linear-gradient(135deg, var(--mint), var(--primary));
  color: #fff;
  font-size: 1rem;
}

.finish-button.earned {
  background: linear-gradient(135deg, var(--secondary), var(--pink));
}

.completion-message {
  margin-top: 12px;
  font-weight: 900;
  color: var(--primary-dark);
}

.reward-board {
  display: grid;
  gap: 24px;
}

.child-rewards {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 28px;
  padding: 22px;
  box-shadow: var(--shadow);
}

.child-rewards-heading {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  margin-bottom: 16px;
}

.child-rewards-heading h2 {
  margin: 0;
  font-size: 1.8rem;
}

.child-rewards-heading span {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 8px 12px;
  background: var(--yellow-soft);
  color: var(--primary-dark);
  font-weight: 900;
}

.badge-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 14px;
}

.badge-card {
  display: grid;
  gap: 8px;
  justify-items: center;
  text-align: center;
  min-height: 190px;
  padding: 14px;
  border-radius: 22px;
  border: 2px solid var(--border);
  background: #fff;
}

.badge-card img {
  width: 84px;
  height: 84px;
  object-fit: contain;
}

.badge-card strong {
  line-height: 1.2;
}

.badge-card span {
  font-size: 0.9rem;
  color: var(--muted);
}

.badge-card.locked {
  opacity: 0.48;
  filter: grayscale(0.9);
  background: #f7f7f7;
}

.badge-card.earned {
  border-color: rgba(99, 217, 182, 0.75);
  background: linear-gradient(180deg, #ffffff 0%, #ddfaed 100%);
  transform: translateY(-2px);
}

.reward-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 18px;
}

.reset-rewards-button {
  background: #fff;
  color: var(--primary-dark);
  border: 2px solid rgba(109, 93, 252, 0.24);
}

.badge-card.earned {
  cursor: pointer;
}

.badge-card.locked {
  cursor: default;
}

.badge-card:focus-visible {
  outline: 4px solid rgba(109, 93, 252, 0.45);
  outline-offset: 4px;
}

.badge-modal {
  width: min(92vw, 760px);
  border: 0;
  border-radius: 32px;
  padding: 0;
  background: transparent;
  overflow: visible;
}

.badge-modal::backdrop {
  background: rgba(20, 17, 45, 0.72);
  backdrop-filter: blur(6px);
}

.badge-modal-content {
  position: relative;
  display: grid;
  justify-items: center;
  gap: 12px;
  padding: 28px;
  border-radius: 32px;
  background: radial-gradient(circle at top, #ffffff 0%, #fff8d6 45%, #e8f0ff 100%);
  border: 4px solid rgba(255, 216, 107, 0.95);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.35);
  text-align: center;
}

.badge-modal-content img {
  width: min(74vw, 560px);
  height: min(74vw, 560px);
  object-fit: contain;
  filter: drop-shadow(0 18px 24px rgba(31, 41, 55, 0.20));
}

.badge-modal-content h2 {
  margin: 0;
  font-size: clamp(1.4rem, 4vw, 2.2rem);
}

.badge-modal-content p {
  margin: 0;
  color: var(--primary-dark);
  font-weight: 900;
}

.badge-modal-close {
  position: absolute;
  z-index: 2;
  top: -18px;
  right: -18px;
  width: 52px;
  height: 52px;
  border: 0;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--pink), var(--primary));
  color: #fff;
  font-size: 2rem;
  font-weight: 900;
  line-height: 1;
  cursor: pointer;
  box-shadow: 0 14px 30px rgba(31, 41, 55, 0.25);
}

@media (max-width: 640px) {
  .badge-modal-content {
    padding: 18px;
  }

  .badge-modal-close {
    top: -12px;
    right: -8px;
  }
}