@import url('https://fonts.googleapis.com/css2?family=Caveat:wght@500;700&family=Nunito:wght@400;600;700;800&display=swap');

:root {
  --teal: #0EA5A0;
  --teal-deep: #0B7A78;
  --teal-soft: #C7E9E7;
  --teal-pale: #E8F5F4;
  --paper: #FFF8E7;
  --paper-2: #FCEDD8;
  --paper-3: #FFFDF5;
  --ink: #2A1F1F;
  --ink-soft: #6B5A5A;
  --pink: #F4A6A0;
  --gold: #E8B547;
  --shadow: 0 6px 20px rgba(42, 31, 31, 0.08);
  --shadow-lift: 0 12px 32px rgba(14, 165, 160, 0.18);
  --nav-h: calc(64px + env(safe-area-inset-bottom, 0px));
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: 'Nunito', system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--paper);
  background-image:
    radial-gradient(at 8% 0%, rgba(244, 166, 160, 0.08), transparent 40%),
    radial-gradient(at 100% 100%, rgba(14, 165, 160, 0.06), transparent 40%),
    repeating-linear-gradient(transparent 0, transparent 31px, rgba(14, 165, 160, 0.06) 32px);
  line-height: 1.5;
  min-height: 100vh;
  padding-bottom: var(--nav-h);
  -webkit-font-smoothing: antialiased;
}

a { color: var(--teal-deep); text-decoration-color: var(--teal-soft); text-underline-offset: 3px; }

/* ─── App header ─── */
.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  background: var(--paper);
  border-bottom: 1.5px dashed var(--teal-soft);
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: saturate(140%) blur(8px);
}
.app-header .brand { display: flex; align-items: center; gap: 10px; }
.brand-cat { width: 38px; height: 38px; flex-shrink: 0; }
.app-header h1 {
  margin: 0;
  font-family: 'Caveat', cursive;
  font-size: 1.65rem;
  font-weight: 700;
  color: var(--teal-deep);
  line-height: 1;
}
.app-header .brand-sub {
  display: block;
  font-family: 'Nunito', sans-serif;
  font-size: 0.62rem;
  font-weight: 700;
  color: var(--ink-soft);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-top: 2px;
}

.sticker-btn {
  background: none;
  border: none;
  padding: 8px;
  border-radius: 999px;
  cursor: pointer;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  min-height: 44px;
}
.sticker-btn svg { width: 28px; height: 28px; color: var(--ink-soft); transition: color 0.2s; }
.sticker-btn[data-has-stickers="true"] svg { color: var(--teal); }
.sticker-btn .badge {
  position: absolute;
  top: 2px; right: 2px;
  background: var(--pink);
  color: white;
  font-size: 0.65rem;
  font-weight: 800;
  border-radius: 999px;
  min-width: 18px;
  height: 18px;
  padding: 0 5px;
  display: none;
  align-items: center;
  justify-content: center;
  line-height: 1;
}
.sticker-btn[data-has-stickers="true"] .badge { display: flex; }

/* ─── Main + sections ─── */
main {
  padding: 4px 16px 12px;
  max-width: 720px;
  margin: 0 auto;
}
section.view {
  display: none;
  padding: 12px 0 24px;
}
main[data-view="tonight"] section.view[data-view-id="tonight"],
main[data-view="reading"] section.view[data-view-id="reading"],
main[data-view="math"] section.view[data-view-id="math"],
main[data-view="progress"] section.view[data-view-id="progress"],
main[data-view="coach"] section.view[data-view-id="coach"],
main[data-view="sources"] section.view[data-view-id="sources"] {
  display: block;
  animation: fadeIn 0.28s ease;
}
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: none; }
}

.view-head {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 14px;
}
.view-head .pose { width: 86px; height: 72px; flex-shrink: 0; }
.view-head .label-stack { flex: 1; min-width: 0; }
.view-head .eyebrow {
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  color: var(--teal);
  text-transform: uppercase;
}
.view-head h2 {
  margin: 4px 0 0;
  font-family: 'Caveat', cursive;
  font-size: 2.2rem;
  line-height: 0.95;
  color: var(--ink);
  letter-spacing: -0.3px;
}
.view-intro {
  margin: 0 0 16px;
  color: var(--ink-soft);
  font-size: 0.96rem;
}

/* ─── Cards ─── */
.card {
  background: var(--paper-3);
  border: 2px dashed var(--teal-soft);
  border-radius: 18px;
  padding: 16px 16px 18px;
  margin-bottom: 12px;
  box-shadow: var(--shadow);
}
.card.warm { background: linear-gradient(180deg, var(--paper-2) 0%, var(--paper-3) 100%); border-color: rgba(244, 166, 160, 0.5); }
.card h3 {
  margin: 0 0 8px;
  font-family: 'Caveat', cursive;
  font-size: 1.45rem;
  color: var(--teal-deep);
  line-height: 1.1;
}
.card .tag {
  display: inline-block;
  font-size: 0.66rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--pink);
  background: rgba(244, 166, 160, 0.14);
  padding: 4px 10px;
  border-radius: 999px;
  margin-bottom: 8px;
}

/* ─── Stats row ─── */
.stats-row {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 8px;
  margin-bottom: 14px;
}
.stat {
  background: var(--paper-2);
  border-radius: 14px;
  padding: 10px 8px;
  text-align: center;
  border: 1px solid rgba(232, 181, 71, 0.25);
}
.stat span { display: block; font-size: 0.62rem; font-weight: 800; color: var(--ink-soft); text-transform: uppercase; letter-spacing: 0.08em; }
.stat strong { display: block; font-size: 0.92rem; color: var(--teal-deep); margin-top: 2px; line-height: 1.15; }
.stat small { display: block; font-size: 0.7rem; color: var(--ink-soft); margin-top: 2px; }

/* ─── Steps list ─── */
ol.steps { padding-left: 24px; margin: 8px 0 0; }
ol.steps li { margin-bottom: 12px; }
ol.steps li strong { color: var(--teal-deep); font-weight: 700; }

/* ─── Confidence script quote ─── */
.quote {
  background: var(--teal-pale);
  border-left: 5px solid var(--teal);
  border-radius: 12px;
  padding: 14px 16px;
  font-family: 'Caveat', cursive;
  font-size: 1.45rem;
  font-weight: 600;
  color: var(--teal-deep);
  line-height: 1.3;
  margin: 0 0 14px;
}

.dos-donts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.dos-donts > div {
  background: var(--paper-3);
  border: 1.5px solid var(--teal-soft);
  border-radius: 14px;
  padding: 12px 14px;
}
.dos-donts h4 {
  margin: 0 0 6px;
  font-family: 'Caveat', cursive;
  font-size: 1.25rem;
  color: var(--teal-deep);
  line-height: 1;
}
.dos-donts > div:nth-child(2) { border-color: rgba(244, 166, 160, 0.5); }
.dos-donts > div:nth-child(2) h4 { color: var(--pink); }
.dos-donts p { margin: 0; font-size: 0.92rem; color: var(--ink-soft); }

/* ─── Drill ─── */
.drill .prompt-row {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-top: 4px;
}
.drill .prompt {
  flex: 1;
  margin: 8px 0 0;
  font-size: 0.96rem;
}
.read-aloud {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  border: 1.5px solid var(--teal-soft);
  background: var(--paper);
  border-radius: 12px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  margin-top: 4px;
  transition: background 0.15s;
}
.read-aloud:active { background: var(--teal-pale); }
.read-aloud[aria-pressed="true"] { background: var(--teal); border-color: var(--teal); }
.read-aloud[aria-pressed="true"] svg { color: white; }
.read-aloud svg { width: 20px; height: 20px; color: var(--teal-deep); }

.options { display: grid; gap: 8px; margin-top: 12px; }
.option {
  border: 1.5px solid var(--teal-soft);
  background: var(--paper-3);
  border-radius: 12px;
  padding: 12px 14px;
  text-align: left;
  font: inherit;
  font-size: 0.95rem;
  cursor: pointer;
  min-height: 48px;
  color: var(--ink);
  transition: border-color 0.15s, background 0.15s;
}
.option:hover { border-color: var(--teal); }
.option.correct { border-color: var(--teal); background: var(--teal-pale); color: var(--teal-deep); font-weight: 700; }
.option.wrong { border-color: var(--pink); background: rgba(244, 166, 160, 0.15); }
.feedback {
  margin-top: 10px;
  padding: 10px 12px;
  background: var(--paper-2);
  border-left: 3px solid var(--gold);
  border-radius: 10px;
  font-size: 0.88rem;
  color: var(--ink);
  display: none;
}
.feedback.shown { display: block; }

/* ─── Day grid ─── */
.day-grid { display: grid; grid-template-columns: 1fr; gap: 10px; }
.day-grid > div {
  background: var(--paper-3);
  border: 1.5px dashed var(--teal-soft);
  border-radius: 14px;
  padding: 12px 14px;
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 12px;
  align-items: center;
}
.day-grid strong {
  color: var(--teal-deep);
  font-family: 'Caveat', cursive;
  font-size: 1.3rem;
  line-height: 1;
}
.day-grid span { font-size: 0.92rem; }

/* ─── Tracker ─── */
.tracker { display: grid; gap: 10px; }
.tracker-item {
  background: var(--paper-3);
  border: 1.5px solid var(--teal-soft);
  border-radius: 14px;
  padding: 12px 14px;
}
.tracker-item .name { display: block; font-weight: 700; margin-bottom: 8px; font-size: 0.95rem; }
.status-buttons { display: flex; gap: 6px; }
.status-buttons button {
  flex: 1;
  border: 1.5px solid var(--teal-soft);
  background: var(--paper);
  border-radius: 999px;
  padding: 8px 6px;
  font: inherit;
  font-size: 0.8rem;
  font-weight: 700;
  cursor: pointer;
  min-height: 40px;
  color: var(--ink-soft);
  transition: all 0.15s;
}
.status-buttons button[data-status="green"].active {
  background: var(--teal); color: white; border-color: var(--teal);
}
.status-buttons button[data-status="yellow"].active {
  background: var(--gold); color: white; border-color: var(--gold);
}
.status-buttons button[data-status="red"].active {
  background: var(--pink); color: white; border-color: var(--pink);
}

.ghost-btn {
  margin-top: 14px;
  background: none;
  border: 1.5px dashed var(--teal-soft);
  border-radius: 12px;
  padding: 10px 14px;
  font: inherit;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--ink-soft);
  cursor: pointer;
  width: 100%;
  min-height: 44px;
}
.ghost-btn:active { background: var(--paper-2); }

/* ─── Lists ─── */
.clean-list { padding-left: 18px; margin: 0; }
.clean-list li { margin-bottom: 12px; }
.source-list { padding-left: 18px; margin: 0; list-style: none; }
.source-list li { margin-bottom: 12px; padding-left: 8px; border-left: 2px dashed var(--teal-soft); }
.source-list a { color: var(--teal-deep); font-weight: 600; word-break: break-word; }

/* ─── Bottom nav ─── */
.tab-nav {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  background: var(--paper);
  border-top: 1.5px dashed var(--teal-soft);
  display: flex;
  justify-content: space-between;
  padding: 6px 4px calc(6px + env(safe-area-inset-bottom, 0px));
  z-index: 20;
  box-shadow: 0 -4px 16px rgba(42, 31, 31, 0.04);
}
.tab-nav button {
  flex: 1;
  background: none;
  border: none;
  padding: 6px 2px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  font: inherit;
  font-size: 0.62rem;
  font-weight: 700;
  color: var(--ink-soft);
  cursor: pointer;
  border-radius: 12px;
  min-height: 52px;
  letter-spacing: 0.04em;
}
.tab-nav button svg {
  width: 22px;
  height: 22px;
  transition: transform 0.15s;
}
.tab-nav button.active { color: var(--teal-deep); }
.tab-nav button.active svg { transform: scale(1.12); }
.tab-nav button.active::after {
  content: '';
  position: absolute;
  bottom: 4px;
  width: 4px; height: 4px;
  border-radius: 999px;
  background: var(--teal);
}
.tab-nav button { position: relative; }

/* ─── Sticker toast ─── */
.sticker-toast {
  position: fixed;
  top: 70px;
  right: 12px;
  background: var(--paper);
  border: 2px dashed var(--teal);
  border-radius: 16px;
  padding: 10px 14px;
  display: flex;
  align-items: center;
  gap: 10px;
  z-index: 100;
  box-shadow: var(--shadow-lift);
  transform: translateX(120%);
  transition: transform 0.32s cubic-bezier(0.2, 0.9, 0.4, 1);
  max-width: 280px;
}
.sticker-toast.shown { transform: translateX(0); }
.sticker-toast .paw {
  width: 32px;
  height: 32px;
  color: var(--teal);
  flex-shrink: 0;
  animation: pulse 0.7s ease;
}
@keyframes pulse {
  0%, 100% { transform: scale(1); }
  40% { transform: scale(1.35) rotate(-8deg); }
  70% { transform: scale(1.1) rotate(4deg); }
}
.sticker-toast strong {
  display: block;
  font-family: 'Caveat', cursive;
  color: var(--teal-deep);
  font-size: 1.15rem;
  line-height: 1;
  margin-bottom: 2px;
}
.sticker-toast .small { font-size: 0.72rem; color: var(--ink-soft); }

/* ─── Sticker book modal ─── */
.sticker-book {
  position: fixed;
  inset: 0;
  background: rgba(42, 31, 31, 0.4);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 20px;
  backdrop-filter: blur(2px);
}
.sticker-book.shown { display: flex; }
.sticker-book .panel {
  background: var(--paper);
  border-radius: 22px;
  padding: 22px 18px 18px;
  max-width: 360px;
  width: 100%;
  max-height: 80vh;
  overflow-y: auto;
  border: 2px dashed var(--teal-soft);
  box-shadow: var(--shadow-lift);
}
.sticker-book h3 {
  margin: 0 0 12px;
  font-family: 'Caveat', cursive;
  color: var(--teal-deep);
  font-size: 1.7rem;
  line-height: 1;
}
.sticker-book .empty { text-align: center; color: var(--ink-soft); padding: 24px 8px; font-size: 0.95rem; }
.sticker-book .grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.sticker-book .sticker {
  background: var(--teal-pale);
  border: 1.5px solid var(--teal-soft);
  border-radius: 14px;
  padding: 14px 10px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}
.sticker-book .sticker svg { width: 30px; height: 30px; color: var(--teal); }
.sticker-book .sticker .name { font-size: 0.78rem; font-weight: 700; color: var(--ink); line-height: 1.2; }
.sticker-book .close {
  margin-top: 14px;
  width: 100%;
  background: var(--teal);
  color: white;
  border: none;
  border-radius: 12px;
  padding: 12px;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  min-height: 44px;
}

/* ─── Footer ─── */
.app-footer {
  padding: 18px 18px 24px;
  text-align: center;
  font-family: 'Caveat', cursive;
  color: var(--ink-soft);
  font-size: 1.15rem;
  line-height: 1.2;
}

/* ─── Narrow phones (< 380px, e.g. small Androids, iPhone SE 1st gen) ─── */
@media (max-width: 380px) {
  .stats-row { grid-template-columns: 1fr 1fr; }
  .stats-row .stat:nth-child(3) { grid-column: 1 / -1; }
  .tab-nav button { font-size: 0.56rem; padding: 6px 1px; }
  .tab-nav button svg { width: 20px; height: 20px; }
  .view-head h2 { font-size: 1.95rem; }
  .view-head .pose { width: 70px; height: 58px; }
}

/* ─── Tablet up ─── */
@media (min-width: 720px) {
  .stats-row { gap: 12px; }
  .day-grid { grid-template-columns: repeat(2, 1fr); }
  .options { grid-template-columns: 1fr 1fr; }
  .view-head .pose { width: 110px; height: 90px; }
  .view-head h2 { font-size: 2.6rem; }
  main { padding: 8px 24px 16px; }
  .app-header { padding: 14px 24px; }
  .card { padding: 22px; }
}
@media (min-width: 1024px) {
  .day-grid { grid-template-columns: repeat(7, 1fr); }
  .day-grid > div { grid-template-columns: 1fr; text-align: center; gap: 4px; }
  .dos-donts { grid-template-columns: repeat(2, 1fr); }
}