@import url("https://fonts.googleapis.com/css2?family=Fredoka:wght@600;700&family=Nunito:wght@400;600;700;800&display=swap");

:root {
  color-scheme: dark;
  --ink: #fffaf0;
  --muted: #c9c1dc;
  --night: #120d2a;
  --night-soft: #1c1540;
  --card: rgba(37, 29, 72, 0.94);
  --card-strong: #2a2152;
  --gold: #f4ca68;
  --gold-pale: #fff0bb;
  --mint: #8ce2d7;
  --lavender: #b6a5f3;
  --rose: #ed9bba;
  --amber: #f4af63;
  --shadow: 0 26px 80px rgba(5, 2, 20, 0.42);
  --radius: 28px;
  font-family: "Nunito", system-ui, sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-width: 320px;
  min-height: 100vh;
  color: var(--ink);
  background:
    radial-gradient(circle at 20% 0%, rgba(105, 77, 181, 0.38), transparent 34rem),
    radial-gradient(circle at 90% 30%, rgba(36, 121, 133, 0.2), transparent 30rem),
    linear-gradient(155deg, #17102f 0%, #0c0920 100%);
  overflow-x: hidden;
  font-size: 18px;
}

button, input, select { font: inherit; }
button { -webkit-tap-highlight-color: transparent; }
button:focus-visible, input:focus-visible, select:focus-visible {
  outline: 3px solid var(--gold);
  outline-offset: 4px;
}

.stars,
.stars::before,
.stars::after {
  position: fixed;
  inset: 0;
  pointer-events: none;
  content: "";
  background-image:
    radial-gradient(circle, rgba(255,255,255,.45) 0 1px, transparent 1.5px),
    radial-gradient(circle, rgba(244,202,104,.35) 0 1px, transparent 1.5px);
  background-position: 0 0, 32px 47px;
  background-size: 93px 93px, 137px 137px;
  mask-image: linear-gradient(to bottom, black, transparent 80%);
  opacity: .38;
  z-index: -1;
}

.stars::before { transform: rotate(17deg) scale(1.1); opacity: .35; }
.stars::after { transform: rotate(-12deg) scale(1.2); opacity: .22; }

.site-header {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.brand,
.quiet-button,
.text-button,
.sentence-button {
  border: 0;
  color: inherit;
  background: transparent;
  cursor: pointer;
}

.brand {
  display: flex;
  gap: 11px;
  align-items: center;
  padding: 6px;
  font-family: "Fredoka", "Nunito", sans-serif;
  font-size: 1.28rem;
  font-weight: 700;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  color: var(--night);
  background: var(--gold);
  border-radius: 11px;
  box-shadow: 0 0 28px rgba(244, 202, 104, .28);
}

.quiet-button {
  padding: 9px 13px;
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 999px;
  color: var(--muted);
  background: rgba(255,255,255,.04);
}

.report-button { color: var(--gold-pale); }

.problem-dialog {
  width: min(590px, calc(100% - 28px));
  max-height: calc(100vh - 40px);
  padding: 0;
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 24px;
  color: var(--ink);
  background: var(--card-strong);
  box-shadow: var(--shadow);
  overflow: auto;
}

.problem-dialog::backdrop {
  background: rgba(5, 3, 18, .78);
  backdrop-filter: blur(6px);
}

.problem-form {
  position: relative;
  padding: clamp(26px, 6vw, 44px);
}

.problem-form h2 {
  margin: 0;
  font-family: "Fraunces", Georgia, serif;
  font-size: clamp(2rem, 6vw, 3rem);
}

.dialog-intro {
  margin: 14px 0 24px;
  color: var(--muted);
  line-height: 1.6;
}

.problem-form label {
  display: block;
  margin-bottom: 8px;
  font-weight: 700;
}

.problem-form textarea {
  width: 100%;
  min-height: 150px;
  resize: vertical;
  padding: 14px 16px;
  border: 2px solid rgba(255,255,255,.14);
  border-radius: 13px;
  color: var(--ink);
  background: rgba(7,4,22,.38);
  line-height: 1.5;
}

.problem-form textarea:focus { border-color: var(--mint); }
.problem-form select { width: 100%; min-height: 48px; padding: 8px; color: var(--ink); background: var(--night); border: 1px solid var(--lavender); border-radius: 10px; }
#voice-dialog .dialog-actions { margin-top: 20px; }

.dialog-close {
  position: absolute;
  top: 18px;
  right: 18px;
  width: 38px;
  height: 38px;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 50%;
  color: var(--muted);
  background: rgba(255,255,255,.05);
  font-size: 1.45rem;
  cursor: pointer;
}

.privacy-note {
  margin: 13px 0 0;
  color: var(--muted);
  font-size: .8rem;
  line-height: 1.5;
}

.privacy-note span { color: var(--mint); }
.report-status { min-height: 23px; margin: 12px 0 0; color: var(--mint); font-size: .84rem; }
.dialog-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 8px; }

#app {
  width: min(1120px, calc(100% - 32px));
  min-height: calc(100vh - 155px);
  margin: 0 auto;
}

footer {
  padding: 20px;
  text-align: center;
  color: #9188aa;
  font-size: .82rem;
}

.home-shell { padding: 54px 0 70px; }
.hero-copy { max-width: 650px; margin-bottom: 36px; }
.hero-copy h1, .book-card h1, .progress-card h2 {
  font-family: "Fredoka", "Nunito", sans-serif;
  margin: 0;
  letter-spacing: -.025em;
}
.hero-copy h1 { font-size: clamp(3rem, 8vw, 5.7rem); line-height: .96; }
.book-card h1 { font-size: clamp(2.25rem, 6vw, 4rem); line-height: 1.02; }
.progress-card h2 { font-size: clamp(1.7rem, 4vw, 2.35rem); }
.eyebrow {
  margin: 0 0 12px;
  color: var(--gold);
  font-size: .74rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
}
.lede { margin: 18px 0 0; color: var(--muted); font-size: clamp(1.05rem, 2vw, 1.24rem); line-height: 1.65; }
.lede.compact { max-width: 620px; margin-inline: auto; }

.day-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.day-card {
  min-height: 208px;
  padding: 22px;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 24px;
  color: var(--ink);
  text-align: left;
  background: linear-gradient(145deg, rgba(54,42,101,.96), rgba(28,21,64,.96));
  box-shadow: 0 14px 40px rgba(4,2,18,.24);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.day-card:hover { transform: translateY(-5px); border-color: rgba(244,202,104,.5); box-shadow: 0 20px 50px rgba(4,2,18,.38); }
.day-2 { background: linear-gradient(145deg, rgba(38,76,105,.96), rgba(25,38,72,.96)); }
.day-3 { background: linear-gradient(145deg, rgba(64,49,111,.96), rgba(35,29,75,.96)); }
.day-4 { background: linear-gradient(145deg, rgba(49,88,91,.96), rgba(25,50,61,.96)); }
.day-icon { color: var(--gold); font-size: 1.6rem; }
.day-copy { margin-top: auto; display: flex; flex-direction: column; }
.day-copy small { color: var(--gold-pale); font-weight: 700; text-transform: uppercase; letter-spacing: .09em; font-size: .66rem; }
.day-copy strong { margin: 7px 0; font-family: "Fredoka", "Nunito", sans-serif; font-size: 1.65rem; }
.day-copy span { color: var(--muted); line-height: 1.4; font-size: .9rem; }
.day-arrow { align-self: flex-end; margin-top: 10px; font-size: 1.4rem; color: var(--gold); }

.grownup-note {
  max-width: 820px;
  margin: 24px auto 0;
  padding: 16px 20px;
  display: flex;
  align-items: center;
  gap: 13px;
  border: 1px solid rgba(140,226,215,.22);
  border-radius: 18px;
  color: var(--muted);
  background: rgba(140,226,215,.07);
  line-height: 1.5;
}
.grownup-note span { font-size: 1.4rem; }
.grownup-note p { margin: 0; }
.grownup-note strong { color: var(--mint); }

.progress-card {
  margin-top: 50px;
  padding: clamp(22px, 5vw, 42px);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius);
  background: rgba(20,15,47,.62);
  backdrop-filter: blur(14px);
}
.section-heading { display: flex; gap: 20px; align-items: flex-start; justify-content: space-between; }
.text-button { color: var(--mint); text-decoration: underline; text-underline-offset: 4px; }
.empty-graph { min-height: 150px; display: grid; place-content: center; text-align: center; color: var(--muted); }
.empty-stars { color: var(--gold); font-size: 1.5rem; letter-spacing: .35em; }

.center-shell {
  min-height: calc(100vh - 190px);
  display: grid;
  place-content: center;
  padding: 32px 0 70px;
}
.lesson-shell { align-content: start; padding-top: 40px; }
.book-card {
  position: relative;
  width: min(760px, 100%);
  margin: 0 auto;
  padding: clamp(26px, 6vw, 56px);
  border: 1px solid rgba(255,255,255,.13);
  border-radius: var(--radius);
  text-align: center;
  background:
    linear-gradient(135deg, rgba(255,255,255,.035), transparent 30%),
    var(--card);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.book-card::before {
  position: absolute;
  inset: 12px;
  border: 1px solid rgba(244,202,104,.1);
  border-radius: calc(var(--radius) - 10px);
  pointer-events: none;
  content: "";
}
.intro-card { padding-top: 48px; }
.orb, .success-ring {
  width: 74px;
  height: 74px;
  margin: 0 auto 24px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: var(--night);
  font-size: 2rem;
  background: radial-gradient(circle at 35% 30%, #fff7c9, var(--gold) 58%, #bb7d2a);
  box-shadow: 0 0 0 9px rgba(244,202,104,.08), 0 0 44px rgba(244,202,104,.25);
}
.promise, .test-promise {
  width: fit-content;
  margin: 26px auto;
  padding: 10px 15px;
  border-radius: 999px;
  color: var(--muted);
  background: rgba(140,226,215,.08);
  font-size: .9rem;
}
.promise span, .test-promise span { color: var(--mint); margin-right: 5px; }
.word-preview { margin: 28px auto; display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; }
.word-preview span { padding: 7px 11px; border: 1px solid rgba(255,255,255,.11); border-radius: 9px; color: var(--muted); background: rgba(255,255,255,.035); }

.primary-button, .secondary-button, .listen-button, .mic-button, .rating-button {
  border: 0;
  border-radius: 13px;
  cursor: pointer;
  font-weight: 700;
  transition: transform .15s ease, filter .15s ease, opacity .15s ease;
}
.primary-button {
  min-height: 58px;
  padding: 0 26px;
  color: #23173e;
  background: linear-gradient(180deg, #ffe9a5, var(--gold));
  box-shadow: 0 9px 24px rgba(244,202,104,.2);
}
.primary-button:hover, .secondary-button:hover, .listen-button:hover, .mic-button:hover, .rating-button:hover { transform: translateY(-2px); filter: brightness(1.05); }
.primary-button:disabled, .letter-tile:disabled, .mic-button:disabled { opacity: .4; cursor: not-allowed; transform: none; }
.secondary-button { min-height: 52px; padding: 0 20px; color: var(--ink); background: rgba(255,255,255,.09); }

.day-progress, .test-progress, .lesson-progress {
  width: min(760px, 100%);
  margin: 0 auto 18px;
  color: var(--muted);
  font-size: .82rem;
}
.day-progress, .test-progress { display: flex; align-items: center; gap: 13px; }
.progress-track { flex: 1; height: 6px; border-radius: 99px; overflow: hidden; background: rgba(255,255,255,.1); }
.progress-track i { display: block; height: 100%; border-radius: inherit; background: linear-gradient(90deg, var(--mint), var(--gold)); }
.lesson-progress { display: flex; align-items: center; justify-content: space-between; }
.gem-row { display: flex; gap: 9px; }
.gem { color: rgba(255,255,255,.16); }
.gem.complete { color: var(--mint); }
.gem.active { color: var(--gold); filter: drop-shadow(0 0 8px rgba(244,202,104,.75)); animation: pulse 1.7s ease-in-out infinite; }
.lesson-status { display: flex; align-items: center; gap: 13px; }
.lesson-status strong { padding: 5px 9px; border-radius: 999px; color: var(--gold-pale); background: rgba(244,202,104,.12); }

.lesson-kicker { display: flex; justify-content: center; gap: 8px; margin-bottom: 20px; }
.step-pill, .review-pill { padding: 6px 11px; border-radius: 999px; font-size: .72rem; font-weight: 700; letter-spacing: .04em; text-transform: uppercase; }
.step-pill { color: var(--gold-pale); background: rgba(244,202,104,.11); }
.review-pill { color: var(--mint); background: rgba(140,226,215,.1); }
.instruction { max-width: 540px; margin: 15px auto 24px; color: var(--muted); line-height: 1.55; }
.listen-row { display: flex; justify-content: center; align-items: center; flex-wrap: wrap; gap: 9px; margin: 22px 0 28px; }
.listen-button { min-height: 48px; padding: 0 18px; color: #102f32; background: var(--mint); }
.sentence-button { color: var(--lavender); padding: 10px; text-decoration: underline; text-underline-offset: 4px; }
.word-model, .memory-word {
  margin: 12px auto 28px;
  font-family: "Fredoka", "Nunito", sans-serif;
  font-size: clamp(2.5rem, 8vw, 5rem);
  color: var(--gold-pale);
  letter-spacing: .035em;
}
.memory-word { margin-top: 28px; }
.countdown { margin: 20px auto; color: var(--muted); }
.countdown span { display: inline-grid; place-items: center; width: 38px; height: 38px; margin-right: 5px; border-radius: 50%; color: var(--night); font-weight: 800; background: var(--gold); }

.answer-row, .tile-bank { display: flex; justify-content: center; flex-wrap: wrap; gap: 7px; }
.answer-row { min-height: 62px; margin: 18px auto 27px; }
.tile-bank { margin: 0 auto 28px; }
.letter-tile, .answer-tile {
  width: clamp(54px, 9vw, 68px);
  height: clamp(62px, 10vw, 76px);
  display: grid;
  place-items: center;
  border-radius: 11px;
  color: #1b1437;
  font-size: clamp(1.35rem, 4vw, 1.8rem);
  font-weight: 800;
  text-transform: uppercase;
}
.letter-tile { border: 1px solid #fff2bd; background: linear-gradient(145deg, #fff6ce, #e8c873); box-shadow: 0 6px 0 #a57635, 0 10px 16px rgba(5,2,20,.28); cursor: pointer; }
.letter-tile:disabled:not(.is-used) { opacity: 1; cursor: default; }
.letter-tile.is-used { color: transparent; background: rgba(255,255,255,.045); border-color: transparent; box-shadow: none; }
.answer-tile { border: 0; border-bottom: 3px solid rgba(255,255,255,.18); background: rgba(255,255,255,.035); }
.answer-tile.filled { color: #102c30; border: 1px solid #baf8ed; background: var(--mint); cursor: pointer; box-shadow: 0 5px 0 #4b9c96; }
.check-button { margin-top: 5px; }
.feedback-line { min-height: 23px; margin: 18px 0 0; color: var(--amber); font-weight: 600; }

.voice-controls { margin: 8px auto 22px; }
.mic-button { min-width: 180px; min-height: 52px; padding: 0 18px; color: var(--ink); background: linear-gradient(180deg, #886fe0, #6451b8); }
.mic-button.listening { animation: micPulse 1s ease-in-out infinite; }
.voice-controls p { min-height: 22px; color: var(--muted); font-size: .9rem; }

.typing-form { width: min(490px, 100%); margin: 18px auto 0; display: grid; gap: 14px; }
.typing-form label { color: var(--muted); font-size: .9rem; font-weight: 600; }
.typing-form input {
  width: 100%;
  height: 66px;
  padding: 0 18px;
  border: 2px solid rgba(255,255,255,.14);
  border-radius: 14px;
  color: var(--ink);
  text-align: center;
  font-size: clamp(1.25rem, 4vw, 1.7rem);
  font-weight: 700;
  background: rgba(7,4,22,.38);
}
.typing-form input:focus { border-color: var(--mint); }

.feedback-card { max-width: 660px; }
.feedback-card > p:not(.eyebrow) { color: var(--muted); line-height: 1.6; }
.feedback-card .primary-button { margin-top: 18px; }
.success-ring { color: #102d30; background: var(--mint); box-shadow: 0 0 0 9px rgba(140,226,215,.08), 0 0 44px rgba(140,226,215,.25); }
.correction-card h1 { color: var(--gold-pale); letter-spacing: .04em; }
.spark-earned { width: fit-content; margin: 22px auto 5px; padding: 12px 18px; display: grid; grid-template-columns: auto auto; align-items: center; gap: 2px 8px; border: 1px solid rgba(244,202,104,.32); border-radius: 14px; color: var(--gold-pale); background: rgba(244,202,104,.09); animation: rewardPop .45s ease-out both; }
.spark-earned > span { grid-row: 1 / 3; color: var(--gold); font-size: 1.6rem; filter: drop-shadow(0 0 9px rgba(244,202,104,.55)); }
.spark-earned strong, .spark-earned small { text-align: left; }
.spark-earned small { color: var(--muted); }

.reward-card { max-width: 690px; }
.spark-vessel, .charged-spellbook { width: 112px; height: 112px; margin: 0 auto 26px; display: grid; place-content: center; border-radius: 30px; color: var(--night); background: radial-gradient(circle at 35% 25%, #fff8d3, var(--gold)); box-shadow: 0 0 0 11px rgba(244,202,104,.07), 0 0 52px rgba(244,202,104,.28); }
.spark-vessel span { font-size: 1.7rem; line-height: 1; }
.spark-vessel strong { font-family: "Fraunces", Georgia, serif; font-size: 2.25rem; line-height: 1; }
.reward-card .primary-button { margin-top: 28px; }
.charged-spellbook { color: var(--gold-pale); font-size: 3.5rem; background: linear-gradient(145deg, #6752bd, #302262); box-shadow: 0 0 0 11px rgba(182,165,243,.08), 0 0 65px rgba(182,165,243,.38); animation: chargeBook .75s cubic-bezier(.18,.89,.32,1.28) both; }

.comparison { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 30px 0 24px; }
.comparison > div { min-width: 0; padding: 20px 12px; border: 1px solid rgba(255,255,255,.1); border-radius: 16px; background: rgba(255,255,255,.035); }
.comparison span { display: block; margin-bottom: 7px; color: var(--muted); font-size: .76rem; text-transform: uppercase; letter-spacing: .08em; }
.comparison strong { display: block; overflow-wrap: anywhere; font-family: "Fredoka", "Nunito", sans-serif; font-size: clamp(1.6rem, 5vw, 2.35rem); }
.rating-buttons { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.rating-button { min-height: 58px; padding: 0 14px; color: var(--ink); }
.correct-choice { background: rgba(140,226,215,.18); border: 1px solid rgba(140,226,215,.55); }
.practice-choice { background: rgba(244,175,99,.16); border: 1px solid rgba(244,175,99,.5); }
.shake { animation: shake .28s ease-in-out 2; }

.results-shell { align-content: start; padding-top: 36px; }
.results-card { max-width: 760px; }
.score-medallion { width: 118px; height: 118px; margin: 0 auto 23px; display: grid; place-content: center; border-radius: 50%; color: var(--night); background: radial-gradient(circle at 35% 25%, #fff8d3, var(--gold)); box-shadow: 0 0 0 10px rgba(244,202,104,.07), 0 0 48px rgba(244,202,104,.2); }
.score-medallion strong { font-family: "Fraunces", Georgia, serif; font-size: 2rem; }
.score-medallion span { font-size: .78rem; font-weight: 800; }
.practice-list { margin: 28px auto; padding: 17px 20px; border: 1px solid rgba(244,175,99,.28); border-radius: 15px; background: rgba(244,175,99,.07); }
.practice-list.mastered { border-color: rgba(140,226,215,.25); background: rgba(140,226,215,.06); }
.practice-list span { color: var(--gold); font-size: .72rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.practice-list p { margin: 7px 0 0; color: var(--muted); }
.mini-graph-wrap { margin: 28px 0; padding-top: 25px; border-top: 1px solid rgba(255,255,255,.1); }
.mini-graph-wrap h2 { font-family: "Fraunces", Georgia, serif; font-size: 1.4rem; }
.graph-scroll { overflow-x: auto; }
.score-graph { width: 100%; min-width: 420px; font-family: "DM Sans", sans-serif; }
.score-graph text { fill: #9188aa; font-size: 10px; }
.grid-line { stroke: rgba(255,255,255,.08); stroke-width: 1; }
.score-line { fill: none; stroke: var(--gold); stroke-width: 4; stroke-linecap: round; stroke-linejoin: round; filter: drop-shadow(0 0 5px rgba(244,202,104,.25)); }
.score-dot { stroke: var(--night); stroke-width: 3; fill: var(--gold); }
.day-dot-monday { fill: var(--gold); }
.day-dot-tuesday { fill: var(--mint); }
.day-dot-wednesday { fill: var(--lavender); }
.day-dot-thursday { fill: var(--rose); }
.graph-legend { display: flex; justify-content: space-between; gap: 15px; color: var(--muted); font-size: .8rem; }
.graph-legend strong { color: var(--gold-pale); }

.sparkles i { position: absolute; color: var(--gold); font-style: normal; animation: drift 2.1s ease-in-out infinite; }
.sparkles i:nth-child(1) { top: 18%; left: 12%; }
.sparkles i:nth-child(2) { top: 30%; right: 10%; animation-delay: .35s; }
.sparkles i:nth-child(3) { bottom: 17%; left: 17%; animation-delay: .7s; }

@keyframes pulse { 50% { opacity: .55; transform: scale(.88); } }
@keyframes micPulse { 50% { box-shadow: 0 0 0 10px rgba(182,165,243,.12); } }
@keyframes shake { 0%,100% { transform: translateX(0); } 25% { transform: translateX(-9px); } 75% { transform: translateX(9px); } }
@keyframes drift { 50% { transform: translateY(-8px) rotate(15deg); opacity: .55; } }
@keyframes rewardPop { from { opacity: 0; transform: translateY(10px) scale(.86); } to { opacity: 1; transform: none; } }
@keyframes chargeBook { 0% { opacity: .2; transform: scale(.55) rotate(-8deg); } 65% { transform: scale(1.12) rotate(3deg); } 100% { opacity: 1; transform: none; } }

@media (max-width: 850px) {
  .day-grid { grid-template-columns: 1fr 1fr; }
  .day-card { min-height: 180px; }
}

@media (max-width: 560px) {
  .site-header { padding: 15px 0; flex-wrap: wrap; gap: 8px; }
  .quiet-button:not(.report-button) { font-size: 0; }
  .quiet-button:not(.report-button) span { font-size: 1rem; }
  .report-button { font-size: .75rem; }
  .report-button span { display: none; }
  .home-shell { padding-top: 28px; }
  .day-grid { grid-template-columns: 1fr; }
  .day-card { min-height: 145px; }
  .comparison, .rating-buttons { grid-template-columns: 1fr; }
  .book-card { padding: 28px 18px; }
  .lesson-progress { align-items: flex-start; gap: 10px; }
  .lesson-status { max-width: 130px; align-items: flex-end; flex-direction: column; gap: 6px; text-align: right; }
  .letter-tile, .answer-tile { width: 56px; height: 64px; border-radius: 11px; }
  .answer-row, .tile-bank { gap: 5px; }
  .graph-legend { flex-direction: column; }
  .dialog-actions { align-items: stretch; flex-direction: column-reverse; }
}

/* Compact tablet layout also covers wider iPads in landscape. Keep scrolling
   available for zoom, accessibility text sizes, and unusually small windows. */
@media (min-width: 700px) {
  body { min-height: 100dvh; }
  .site-header { min-height: 66px; padding: 10px 0; }
  #app { min-height: calc(100dvh - 66px); }
  footer { display: none; }

  .home-shell { padding: 10px 0 12px; }
  .hero-copy { max-width: none; margin-bottom: 12px; }
  .hero-copy h1 { font-size: clamp(2.45rem, 5.4vw, 3.5rem); }
  .hero-copy .eyebrow { margin-bottom: 5px; }
  .hero-copy .lede { margin-top: 7px; font-size: .98rem; line-height: 1.35; }
  .day-grid { gap: 10px; }
  .day-card { min-height: 138px; padding: 14px; border-radius: 18px; }
  .day-icon { font-size: 1.25rem; }
  .day-copy strong { margin: 3px 0; font-size: 1.32rem; }
  .day-copy span { font-size: .76rem; line-height: 1.25; }
  .day-arrow { margin-top: 3px; font-size: 1.05rem; }
  .grownup-note { margin-top: 10px; padding: 9px 12px; font-size: .76rem; line-height: 1.3; }
  .grownup-note span { font-size: 1rem; }
  .progress-card { margin-top: 12px; padding: 13px 16px; border-radius: 20px; }
  .progress-card h2 { font-size: 1.35rem; }
  .progress-card .eyebrow { margin-bottom: 4px; }
  .empty-graph { min-height: 42px; font-size: .78rem; }
  .empty-graph p { margin-bottom: 0; }
  .empty-stars { font-size: 1rem; }
  .progress-card .score-graph { height: 90px; }

  .center-shell {
    min-height: calc(100dvh - 66px);
    padding: 10px 0;
  }
  .lesson-shell, .results-shell { padding-top: 8px; }
  .book-card { width: min(720px, 100%); padding: 22px 30px; border-radius: 22px; }
  .book-card::before { inset: 8px; }
  .book-card h1 { font-size: clamp(2rem, 4.5vw, 3rem); }
  .intro-card { padding-top: 24px; }
  .orb, .success-ring {
    width: 56px;
    height: 56px;
    margin-bottom: 12px;
    font-size: 1.5rem;
  }
  .eyebrow { margin-bottom: 7px; }
  .lede, .lede.compact { margin-top: 8px; font-size: .96rem; line-height: 1.35; }
  .promise, .test-promise { margin: 12px auto; padding: 7px 11px; font-size: .76rem; }
  .word-preview { margin: 12px auto; }

  .primary-button { min-height: 50px; padding-inline: 20px; }
  .secondary-button { min-height: 48px; }
  .day-progress, .test-progress, .lesson-progress { margin-bottom: 8px; }
  .lesson-kicker { margin-bottom: 8px; }
  .instruction { margin: 8px auto 10px; line-height: 1.35; }
  .listen-row { margin: 8px 0 12px; }
  .listen-button { min-height: 46px; }
  .word-model, .memory-word { margin: 5px auto 12px; font-size: clamp(2.7rem, 7vw, 3.7rem); }
  .memory-word { margin-top: 12px; }
  .countdown { margin: 10px auto; }
  .answer-row { min-height: 58px; margin: 8px auto 10px; }
  .tile-bank { margin-bottom: 12px; }
  .letter-tile, .answer-tile { width: 58px; height: 64px; font-size: 1.5rem; }
  .feedback-line { min-height: 18px; margin-top: 6px; }
  .voice-controls { margin: 4px auto 8px; }
  .voice-controls p { min-height: 18px; margin: 5px 0; font-size: .78rem; }
  .mic-button { min-height: 48px; }
  .typing-form { margin-top: 8px; gap: 8px; }
  .typing-form input { height: 56px; }

  .spark-earned { margin: 12px auto 3px; padding: 9px 14px; }
  .spark-vessel, .charged-spellbook { width: 82px; height: 82px; margin-bottom: 14px; border-radius: 22px; }
  .reward-card .primary-button, .feedback-card .primary-button { margin-top: 12px; }
  .comparison { margin: 14px 0 12px; }
  .comparison > div { padding: 12px 10px; }
  .practice-list { margin: 13px auto; padding: 11px 15px; }
  .score-medallion { width: 86px; height: 86px; margin-bottom: 12px; }
  .score-medallion strong { font-size: 1.55rem; }
  .mini-graph-wrap { margin: 13px 0; padding-top: 12px; }
  .mini-graph-wrap .score-graph { height: 100px; }
  .mini-graph-wrap h2 { margin: 0 0 8px; }
  .quiet-button { min-height: 44px; }
  .text-button, .sentence-button { min-height: 44px; }
}

@media (min-width: 900px) and (max-height: 900px) {
  .day-card { min-height: 118px; }
  .grownup-note { max-width: none; }
  .progress-card .score-graph { height: 68px; }
  .mini-graph-wrap { display: none; }
}

/* Short landscape windows need less decoration, not smaller letter targets. */
@media (min-width: 700px) and (max-height: 700px) {
  .day-grid { grid-template-columns: repeat(4, 1fr); }
  .hero-copy h1 { font-size: 2.5rem; }
  .center-shell { padding-block: 4px; }
  .book-card { padding: 14px 24px; }
  .book-card h1 { font-size: 2rem; }
  .instruction { margin-block: 6px; }
  .lesson-kicker, .listen-row { margin-bottom: 6px; }
  .word-model { font-size: 2.7rem; margin-bottom: 6px; }
  .answer-row { margin-block: 6px 10px; }
  .feedback-line:empty { display: none; }
  .mini-graph-wrap { display: none; }
}

/* Safari's visual viewport shrinks when the software keyboard opens. Keep the
   listen, input and submit controls together above it without clipping content. */
@media (min-width: 700px) {
  body.keyboard-open { min-height: var(--visible-height, 100dvh); }
  .keyboard-open .site-header { min-height: 48px; padding-block: 2px; }
  .keyboard-open #app, .keyboard-open .center-shell { min-height: calc(var(--visible-height, 100dvh) - 48px); }
  .keyboard-open .center-shell { padding-block: 4px; align-content: start; }
  .keyboard-open .lesson-card { padding: 12px 24px; }
  .keyboard-open .book-card h1 { font-size: 1.5rem; }
  .keyboard-open .lesson-kicker, .keyboard-open .instruction,
  .keyboard-open .test-promise, .keyboard-open .lesson-card > .eyebrow,
  .keyboard-open .sentence-button, .keyboard-open .feedback-line:empty { display: none; }
  .keyboard-open .listen-row { margin: 4px 0; }
  .keyboard-open .typing-form { max-width: 620px; width: 100%; grid-template-columns: 1fr 1fr; gap: 6px 10px; margin-top: 4px; }
  .keyboard-open .typing-form label { grid-column: 1 / -1; }
  .keyboard-open .typing-form input { height: 50px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  .shake { animation: none; box-shadow: 0 0 0 4px var(--amber), var(--shadow); }
}