@import url("https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Nunito:wght@700;800;900&display=swap");

:root {
  --navy: #071f58;
  --navy-deep: #041642;
  --blue: #0764c9;
  --blue-bright: #087be2;
  --teal: #079eb3;
  --teal-dark: #007f96;
  --teal-soft: #dff8fb;
  --sky: #cceafe;
  --green: #76b900;
  --ink: #102858;
  --muted: #62758f;
  --line: #d8e8f2;
  --surface: #f4faff;
  --white: #fff;
  --shadow: 0 24px 60px rgba(7, 31, 88, .13);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  overflow-x: hidden;
  color: var(--ink);
  background: var(--surface);
  font-family: "DM Sans", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}
button, a { font: inherit; }
button { color: inherit; }
button:focus-visible, a:focus-visible {
  outline: 4px solid #ffbd45;
  outline-offset: 4px;
}

.site-header {
  width: 100%;
  min-height: 92px;
  padding: 14px clamp(22px, 6vw, 88px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  position: relative;
  z-index: 20;
  color: white;
  background: linear-gradient(100deg, var(--navy-deep), var(--navy) 58%, #063780);
  border-bottom: 4px solid var(--teal);
  box-shadow: 0 8px 26px rgba(3, 20, 59, .16);
}
.site-header.compact { min-height: 78px; padding-top: 9px; padding-bottom: 9px; }
.brand {
  min-width: 0;
  padding: 0;
  display: flex;
  align-items: center;
  gap: 13px;
  border: 0;
  color: white;
  background: transparent;
  cursor: pointer;
  text-align: left;
}
.brand-logo {
  width: auto;
  height: 68px;
  display: block;
  object-fit: contain;
}
.site-header.compact .brand-logo { height: 54px; }
.brand-copy { min-width: 0; }
.brand strong {
  display: block;
  font: 900 21px/1 "Nunito", sans-serif;
  letter-spacing: -.3px;
  white-space: nowrap;
}
.brand strong i {
  margin-right: 5px;
  color: #6de5ee;
  font-style: normal;
}
.brand small {
  display: block;
  margin-top: 5px;
  color: rgba(255,255,255,.7);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.header-tags { display: flex; align-items: center; gap: 10px; }
.guide-nav-button {
  min-height: 38px;
  padding: 9px 14px;
  border: 1px solid rgba(255,255,255,.28);
  border-radius: 999px;
  color: white;
  background: rgba(255,255,255,.08);
  cursor: pointer;
  font-size: 11px;
  font-weight: 900;
}
.guide-nav-button:hover { background: rgba(255,255,255,.16); }
.bilingual-tag, .video-tag {
  min-height: 38px;
  padding: 9px 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 1px solid rgba(255,255,255,.25);
  border-radius: 999px;
  color: white;
  font-size: 11px;
  font-weight: 900;
  letter-spacing: .035em;
}
.bilingual-tag {
  color: var(--navy);
  border-color: white;
  background: white;
  box-shadow: 0 7px 18px rgba(0,0,0,.12);
}
.bilingual-tag i {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--teal);
  box-shadow: 0 0 0 4px rgba(7,158,179,.12);
}
.bilingual-tag b { opacity: .5; }
.video-tag {
  border-color: transparent;
  background: var(--teal);
}
.video-tag b { font-size: 18px; line-height: 0; }

.tooth-mark {
  width: 100px;
  height: 100px;
  display: inline-grid;
  place-items: center;
  border-radius: 50%;
  background: linear-gradient(145deg, #10b6c3, var(--teal-dark));
  box-shadow: 0 18px 35px rgba(7, 31, 88, .24);
}
.tooth-mark.small {
  width: 46px;
  height: 46px;
  flex: 0 0 46px;
  box-shadow: none;
}
.tooth-mark svg { width: 59%; height: 59%; }
.tooth-mark path { fill: white; }

.hero {
  min-height: 660px;
  padding: 72px clamp(24px, 7vw, 104px) 88px;
  display: grid;
  grid-template-columns: minmax(0, .92fr) minmax(520px, 1.08fr);
  align-items: center;
  gap: clamp(42px, 6vw, 90px);
  overflow: hidden;
  position: relative;
  background:
    radial-gradient(circle at 87% 13%, rgba(67, 169, 240, .3), transparent 27%),
    radial-gradient(circle at 12% 86%, rgba(7, 158, 179, .16), transparent 24%),
    linear-gradient(130deg, #fff 8%, #f2faff 52%, #d8efff 100%);
}
.hero::before, .hero::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
}
.hero::before {
  width: 420px;
  height: 420px;
  right: -260px;
  top: 90px;
  border: 70px solid rgba(255,255,255,.24);
}
.hero::after {
  width: 150px;
  height: 150px;
  left: -90px;
  bottom: -60px;
  background: rgba(7,100,201,.07);
}
.hero-copy { position: relative; z-index: 2; }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--teal-dark);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: .13em;
  text-transform: uppercase;
}
.eyebrow::before {
  content: "";
  width: 26px;
  height: 3px;
  border-radius: 6px;
  background: currentColor;
}
.eyebrow.light { color: #6feaf0; }
.hero h1 {
  max-width: 690px;
  margin: 19px 0 24px;
  color: var(--navy);
  font: 900 clamp(48px, 3.8vw, 56px)/.98 "Nunito", sans-serif;
  letter-spacing: -2.8px;
}
.hero h1 .hero-w1, .hero h1 .hero-w2 { display: inline; }
.hero h1 .hero-w3 { display: block; color: var(--teal); font-style: normal; }
.hero-copy > p {
  max-width: 590px;
  margin: 0 0 31px;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.7;
}
.hero-actions { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
.primary-button {
  min-height: 52px;
  padding: 14px 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  border: 0;
  border-radius: 14px;
  color: white;
  background: linear-gradient(135deg, var(--blue), #058fdb);
  box-shadow: 0 12px 26px rgba(7, 100, 201, .26);
  cursor: pointer;
  text-decoration: none;
  font-weight: 900;
  transition: transform .2s, box-shadow .2s, filter .2s;
}
.primary-button:hover {
  transform: translateY(-3px);
  filter: saturate(1.1);
  box-shadow: 0 17px 34px rgba(7, 100, 201, .31);
}
.primary-button span { font-size: 19px; }
.secondary-link {
  padding: 12px 5px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--navy);
  text-decoration: none;
  font-weight: 800;
}
.secondary-link span { color: var(--teal); }
.hero-notes {
  margin-top: 27px;
  display: flex;
  gap: 19px;
  flex-wrap: wrap;
  color: #486787;
  font-size: 12px;
  font-weight: 800;
}
.hero-notes span { display: inline-flex; align-items: center; gap: 6px; }
.hero-notes b {
  width: 20px;
  height: 20px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: white;
  background: var(--teal);
  font-size: 11px;
}
.hero-art {
  min-height: 470px;
  display: grid;
  place-items: center;
  position: relative;
  z-index: 1;
}
.cover-glow {
  width: 94%;
  aspect-ratio: 1;
  position: absolute;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,255,255,.96), rgba(71,177,240,.18) 58%, transparent 70%);
}
.cover-card {
  width: min(100%, 650px);
  position: relative;
  overflow: hidden;
  border: 9px solid white;
  border-radius: 28px;
  background: white;
  box-shadow: 0 35px 80px rgba(7,31,88,.25);
  transform: rotate(1.25deg);
}
.cover-card::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 19px;
  box-shadow: inset 0 0 0 1px rgba(7,31,88,.08);
  pointer-events: none;
}
.cover-card img { width: 100%; display: block; border-radius: 18px; }
.cover-card > span {
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 16px;
  padding: 10px 14px;
  border-radius: 12px;
  color: var(--navy);
  background: rgba(255,255,255,.94);
  box-shadow: 0 9px 25px rgba(5,26,69,.16);
  text-align: center;
  font: 900 12px "Nunito", sans-serif;
  letter-spacing: .04em;
}
.floating-pill {
  position: absolute;
  padding: 11px 15px;
  border: 4px solid white;
  border-radius: 999px;
  color: white;
  box-shadow: 0 12px 24px rgba(7,31,88,.18);
  font: 900 12px "Nunito", sans-serif;
  letter-spacing: .08em;
}
.pill-lgp { left: -18px; top: 15%; background: var(--teal); transform: rotate(-8deg); }
.pill-play { right: -13px; bottom: 15%; background: var(--green); transform: rotate(7deg); }

.quick-facts {
  min-height: 112px;
  padding: 22px clamp(24px, 7vw, 104px);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  position: relative;
  z-index: 4;
  color: white;
  background: linear-gradient(100deg, var(--navy-deep), #073879);
  border-bottom: 5px solid var(--teal);
}
.quick-facts div {
  min-height: 60px;
  padding: 4px 25px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  border-right: 1px solid rgba(255,255,255,.16);
  text-align: center;
}
.quick-facts div:last-child { border-right: 0; }
.quick-facts strong {
  color: white;
  font: 900 34px/1 "Nunito", sans-serif;
}
.quick-facts span {
  color: white;
  font-size: 12px;
  font-weight: 900;
  line-height: 1.35;
}

.activities-section {
  padding: 98px clamp(24px, 7vw, 104px);
  background:
    radial-gradient(circle at 95% 9%, rgba(7,158,179,.1), transparent 22%),
    #f5fbff;
}
.activity-overview-grid {
  max-width: 1280px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.activity-overview {
  min-height: 285px;
  padding: 25px;
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-top: 6px solid var(--activity-color);
  border-radius: 22px;
  background: white;
  box-shadow: 0 12px 30px rgba(7,31,88,.07);
}
.activity-overview.orange { --activity-color: #eb9225; --activity-light: #fff3df; }
.activity-overview.red { --activity-color: #d45151; --activity-light: #fff0ef; }
.activity-overview.purple { --activity-color: #7653a7; --activity-light: #f1ebfb; }
.activity-overview::after {
  content: "";
  width: 120px;
  height: 120px;
  position: absolute;
  right: -55px;
  top: -55px;
  border-radius: 50%;
  background: var(--activity-light);
}
.activity-number {
  width: 45px;
  height: 45px;
  margin-bottom: 21px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: white;
  background: var(--activity-color);
  font: 900 18px "Nunito", sans-serif;
}
.activity-overview small {
  color: var(--activity-color);
  font-size: 9px;
  font-weight: 900;
  letter-spacing: .13em;
}
.activity-overview h3 {
  margin: 7px 0 8px;
  color: var(--navy);
  font: 900 25px "Nunito", sans-serif;
}
.activity-overview p {
  min-height: 64px;
  margin: 0 0 19px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.58;
}
.activity-overview > a,
.activity-overview > button {
  width: 100%;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border: 0;
  color: var(--activity-color);
  background: transparent;
  cursor: pointer;
  text-decoration: none;
  font-size: 12px;
  font-weight: 900;
  text-align: left;
}
.awaiting-label {
  padding: 8px 10px;
  display: inline-flex;
  border-radius: 9px;
  color: var(--activity-color);
  background: var(--activity-light);
  font-size: 10px;
  font-weight: 800;
}
.activity-game-grid {
  max-width: 1280px;
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 24px;
}
.activity-game-card {
  min-height: 450px;
  padding: 0;
  grid-column: span 2;
  position: relative;
  overflow: hidden;
  border: 1px solid #d3e4ef;
  border-radius: 25px;
  color: var(--ink);
  background: white;
  box-shadow: 0 16px 38px rgba(7,31,88,.1);
  cursor: pointer;
  text-align: left;
  transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
.activity-game-card:nth-child(4) { grid-column: 2 / span 2; }
.activity-game-card:nth-child(5) { grid-column: 4 / span 2; }
.activity-game-card.orange { --activity-color: #eb9225; --activity-light: #fff2dc; }
.activity-game-card.red { --activity-color: #cf4e4e; --activity-light: #ffeded; }
.activity-game-card.purple { --activity-color: #7653a7; --activity-light: #f1ebfb; }
.activity-game-card.teal { --activity-color: #079eb3; --activity-light: #def8fb; }
.activity-game-card.blue { --activity-color: #1768ca; --activity-light: #e7f1ff; }
.activity-game-card:hover {
  transform: translateY(-8px);
  border-color: var(--activity-color);
  box-shadow: 0 26px 55px rgba(7,31,88,.18);
}
.activity-game-card:active { transform: translateY(-3px); }
.play-badge {
  width: 50px;
  height: 50px;
  padding-left: 3px;
  display: grid;
  place-items: center;
  position: absolute;
  z-index: 3;
  right: 18px;
  top: 18px;
  border: 4px solid white;
  border-radius: 50%;
  color: white;
  background: var(--activity-color);
  box-shadow: 0 10px 24px rgba(7,31,88,.2);
  font-size: 15px;
  transition: transform .22s ease;
}
.activity-game-card:hover .play-badge { transform: scale(1.1); }
.activity-visual {
  height: 215px;
  overflow: hidden;
  position: relative;
  background: var(--activity-light);
}
.activity-visual::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 48px;
  background: linear-gradient(transparent, rgba(7,31,88,.12));
  pointer-events: none;
}
.image-word-visual img {
  width: 145px;
  height: 145px;
  position: absolute;
  top: 30px;
  object-fit: cover;
  border: 6px solid white;
  border-radius: 18px;
  box-shadow: 0 13px 30px rgba(7,31,88,.2);
}
.image-word-visual img:first-child { left: 31px; transform: rotate(-6deg); }
.image-word-visual img:nth-child(2) { right: 31px; transform: rotate(6deg); }
.image-word-visual > span {
  padding: 8px 13px;
  position: absolute;
  z-index: 2;
  left: 50%;
  bottom: 17px;
  transform: translateX(-50%) rotate(-1deg);
  border-radius: 9px;
  color: #9a5800;
  background: white;
  box-shadow: 0 8px 20px rgba(7,31,88,.15);
  font: 900 11px "Nunito", sans-serif;
}
.vf-visual {
  display: flex;
  justify-content: center;
  gap: 22px;
  background: linear-gradient(135deg, #edf9f0, #ffeded);
}
.vf-mini {
  width: 105px;
  height: 165px;
  margin-top: 25px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 35px;
  border: 5px solid white;
  border-radius: 14px;
  color: white;
  box-shadow: 0 12px 27px rgba(7,31,88,.2);
}
.vf-mini.true { background: #5aa14d; transform: rotate(-6deg); }
.vf-mini.false { background: #cf4e4e; transform: rotate(6deg); }
.vf-mini b { font: 900 45px/1 "Nunito", sans-serif; }
.vf-mini small { font-size: 9px; font-weight: 900; }
.sequence-visual {
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, #f4effc, #e6dcf7);
}
.sequence-visual > img {
  width: 125px;
  height: 183px;
  margin-top: 10px;
  object-fit: cover;
  border: 5px solid white;
  border-radius: 13px;
  box-shadow: 0 13px 30px rgba(7,31,88,.2);
  transform: rotate(-3deg);
}
.sequence-visual > span {
  position: absolute;
  right: 27px;
  bottom: 24px;
  z-index: 2;
  display: flex;
  gap: 5px;
}
.sequence-visual > span b {
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: white;
  background: #7653a7;
  box-shadow: 0 6px 14px rgba(7,31,88,.16);
  font-size: 11px;
}
.quiz-visual img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: center center;
}
.quiz-visual > span {
  width: 68px;
  height: 68px;
  display: grid;
  place-items: center;
  position: absolute;
  z-index: 2;
  right: 24px;
  bottom: 21px;
  border: 5px solid white;
  border-radius: 50%;
  color: white;
  background: var(--teal);
  box-shadow: 0 11px 25px rgba(7,31,88,.2);
  font: 900 33px "Nunito", sans-serif;
}
.memory-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 17px;
  background:
    radial-gradient(circle at 20% 15%, rgba(255,255,255,.8), transparent 25%),
    linear-gradient(135deg, #e9f3ff, #d9ebff);
}
.memory-visual img {
  width: 130px;
  height: 150px;
  object-fit: cover;
  border: 6px solid white;
  border-radius: 16px;
  box-shadow: 0 13px 29px rgba(7,31,88,.2);
}
.memory-visual img:first-child { transform: rotate(-5deg); }
.memory-visual img:nth-child(2) { transform: rotate(5deg); }
.memory-visual > span {
  padding: 7px 12px;
  position: absolute;
  z-index: 2;
  right: 23px;
  bottom: 18px;
  border-radius: 999px;
  color: white;
  background: #1768ca;
  box-shadow: 0 8px 18px rgba(7,31,88,.18);
  font: 900 11px "Nunito", sans-serif;
}
.activity-card-copy {
  min-height: 235px;
  padding: 23px 24px 24px;
  display: flex;
  flex-direction: column;
}
.activity-card-label {
  display: flex;
  align-items: center;
  gap: 10px;
}
.activity-card-label > b {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 10px;
  color: white;
  background: var(--activity-color);
  font: 900 15px "Nunito", sans-serif;
}
.activity-card-label small {
  color: var(--activity-color);
  font-size: 9px;
  font-weight: 900;
  letter-spacing: .13em;
}
.activity-card-copy h3 {
  margin: 13px 0 8px;
  color: var(--navy);
  font: 900 25px/1.08 "Nunito", sans-serif;
}
.activity-card-copy p {
  margin: 0 0 19px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.52;
}
.game-cta {
  min-height: 48px;
  margin-top: auto;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-radius: 13px;
  color: white;
  background: var(--activity-color);
  box-shadow: 0 10px 22px color-mix(in srgb, var(--activity-color) 28%, transparent);
  font-size: 13px;
  font-weight: 900;
}
.game-cta b { font-size: 19px; }
.activity-game-card.online::before {
  content: "EXCLUSIVO - ONLINE";
  padding: 6px 9px;
  position: absolute;
  z-index: 3;
  left: 16px;
  top: 16px;
  border-radius: 999px;
  color: white;
  background: rgba(7,31,88,.82);
  font-size: 8px;
  font-weight: 900;
  letter-spacing: .1em;
}
.teacher-callout {
  max-width: 1280px;
  margin-top: 24px;
  padding: 24px 27px;
  display: grid;
  grid-template-columns: 64px 1fr auto;
  align-items: center;
  gap: 20px;
  border-radius: 22px;
  color: white;
  background:
    radial-gradient(circle at 80% 20%, rgba(83,230,237,.2), transparent 24%),
    linear-gradient(110deg, var(--navy-deep), #073d7e);
  box-shadow: 0 19px 40px rgba(7,31,88,.15);
}
.teacher-callout-icon {
  width: 64px;
  height: 64px;
  display: grid;
  place-items: center;
  border-radius: 17px;
  color: var(--navy);
  background: #71e7ed;
  font-size: 29px;
}
.teacher-callout small { color: #70e3ea; font-size: 9px; font-weight: 900; letter-spacing: .13em; }
.teacher-callout h3 { margin: 4px 0 3px; font: 900 21px "Nunito", sans-serif; }
.teacher-callout p { margin: 0; color: rgba(255,255,255,.67); font-size: 12px; }

.themes-section {
  padding: 98px clamp(24px, 7vw, 104px) 104px;
  background:
    radial-gradient(circle at 0 80%, rgba(7,158,179,.08), transparent 23%),
    white;
}
.section-heading {
  max-width: 1280px;
  margin-bottom: 43px;
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 50px;
}
.section-heading h2 {
  margin: 10px 0 0;
  color: var(--navy);
  font: 900 clamp(38px,4.4vw,57px)/1 "Nunito", sans-serif;
  letter-spacing: -2px;
}
.section-heading > p {
  width: min(420px, 100%);
  margin: 0 0 4px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.65;
}
.theme-grid {
  max-width: 1280px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 23px;
}
.theme-card {
  min-width: 0;
  padding: 17px 17px 22px;
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 24px;
  color: var(--ink);
  background: white;
  box-shadow: 0 12px 30px rgba(7,31,88,.07);
  cursor: pointer;
  text-align: left;
  transition: transform .22s, border-color .22s, box-shadow .22s;
}
.theme-card::before {
  content: "";
  width: 110px;
  height: 110px;
  position: absolute;
  right: -65px;
  top: -65px;
  border-radius: 50%;
  background: var(--theme-light);
}
.theme-card:hover {
  transform: translateY(-7px);
  border-color: var(--theme);
  box-shadow: 0 23px 46px rgba(7,31,88,.14);
}
.theme-topline {
  min-height: 36px;
  margin: 1px 2px 15px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}
.theme-topline span {
  padding: 7px 10px;
  border-radius: 999px;
  color: white;
  background: var(--theme);
  font-size: 10px;
  font-weight: 900;
  letter-spacing: .1em;
}
.theme-topline i {
  color: var(--theme);
  font-size: 10px;
  font-style: normal;
  font-weight: 800;
}
.theme-mini-images {
  height: 174px;
  margin-bottom: 22px;
  display: grid;
  grid-template-columns: 1.45fr .78fr .78fr;
  gap: 7px;
}
.theme-mini-images img {
  width: 100%;
  height: 100%;
  min-width: 0;
  display: block;
  object-fit: cover;
  border-radius: 13px;
}
.theme-card h3 {
  margin: 0 4px 7px;
  color: var(--navy);
  font: 900 23px/1.2 "Nunito", sans-serif;
}
.theme-card p {
  min-height: 43px;
  margin: 0 4px 19px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
}
.theme-action {
  margin: 0 4px;
  padding-top: 15px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--line);
  color: var(--theme);
  font-size: 12px;
  font-weight: 900;
}
.theme-action b { font-size: 20px; }

.how-section {
  padding: 76px clamp(24px, 7vw, 104px);
  display: grid;
  grid-template-columns: .72fr 1.28fr;
  align-items: center;
  gap: 75px;
  color: white;
  background:
    radial-gradient(circle at 8% 18%, rgba(7,158,179,.3), transparent 25%),
    linear-gradient(120deg, var(--navy-deep), var(--navy) 62%, #074489);
}
.how-heading h2 {
  margin: 13px 0 12px;
  font: 900 clamp(36px, 4vw, 52px)/1 "Nunito", sans-serif;
  letter-spacing: -1.6px;
}
.how-heading p {
  max-width: 430px;
  margin: 0;
  color: rgba(255,255,255,.7);
  line-height: 1.65;
}
.how-steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.how-steps article {
  min-height: 190px;
  padding: 23px 20px;
  border: 1px solid rgba(255,255,255,.15);
  border-radius: 20px;
  background: rgba(255,255,255,.08);
  backdrop-filter: blur(5px);
}
.how-steps article > span {
  width: 42px;
  height: 42px;
  margin-bottom: 22px;
  display: grid;
  place-items: center;
  border-radius: 13px;
  color: var(--navy);
  background: #71e7ed;
  font: 900 17px "Nunito", sans-serif;
}
.how-steps p {
  margin: 0;
  color: rgba(255,255,255,.7);
  font-size: 13px;
  line-height: 1.55;
}
.how-steps strong { display: block; margin-bottom: 4px; color: white; font: 900 18px "Nunito", sans-serif; }

.learning-section {
  padding: 100px clamp(24px, 9vw, 135px);
  display: grid;
  grid-template-columns: minmax(330px, .78fr) minmax(440px, 1.22fr);
  align-items: center;
  gap: clamp(55px, 8vw, 120px);
  background: linear-gradient(135deg, #f2fbff, white);
}
.learning-image {
  max-width: 490px;
  position: relative;
  padding: 13px;
  border-radius: 30px;
  background: white;
  box-shadow: var(--shadow);
}
.learning-image::before {
  content: "";
  position: absolute;
  inset: -17px 36% 35% -17px;
  z-index: -1;
  border-radius: 34px;
  background: var(--teal);
}
.learning-image img { width: 100%; display: block; border-radius: 21px; }
.learning-image > span {
  position: absolute;
  right: -24px;
  bottom: 31px;
  padding: 13px 18px;
  border: 5px solid white;
  border-radius: 999px;
  color: white;
  background: var(--blue);
  box-shadow: 0 12px 25px rgba(7,31,88,.2);
  font: 900 12px "Nunito", sans-serif;
  letter-spacing: .08em;
}
.learning-copy h2 {
  max-width: 640px;
  margin: 13px 0 18px;
  color: var(--navy);
  font: 900 clamp(38px, 4.3vw, 59px)/1.04 "Nunito", sans-serif;
  letter-spacing: -2px;
}
.learning-copy > p {
  max-width: 660px;
  margin: 0 0 26px;
  color: var(--muted);
  line-height: 1.7;
}
.learning-list { display: grid; gap: 10px; }
.learning-list > div {
  max-width: 610px;
  padding: 11px 14px;
  display: flex;
  align-items: center;
  gap: 14px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: white;
}
.learning-list b {
  width: 47px;
  height: 47px;
  flex: 0 0 47px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  color: white;
  background: var(--teal);
  font: 900 13px "Nunito", sans-serif;
}
.learning-list > div:nth-child(2) b { background: var(--blue); }
.learning-list > div:nth-child(3) b { background: var(--green); }
.learning-list span { color: var(--muted); font-size: 12px; }
.learning-list strong { display: block; margin-bottom: 2px; color: var(--navy); font-size: 14px; }

.game-shell {
  min-height: calc(100vh - 78px);
  padding: 35px clamp(20px, 6vw, 88px) 74px;
  background:
    radial-gradient(circle at 94% 4%, var(--theme-light), transparent 27%),
    radial-gradient(circle at 3% 90%, rgba(7,158,179,.1), transparent 21%),
    #f6fbff;
}
.back-button {
  min-height: 43px;
  padding: 9px 15px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 2px solid #b7d4e4;
  border-radius: 999px;
  color: var(--navy);
  background: white;
  box-shadow: 0 7px 18px rgba(7,31,88,.1);
  cursor: pointer;
  font-size: 13px;
  font-weight: 900;
  transition: transform .16s, color .16s, background .16s, border-color .16s, box-shadow .16s;
}
.back-button:hover {
  color: white;
  background: var(--navy);
  border-color: var(--navy);
  box-shadow: 0 10px 22px rgba(7,31,88,.2);
  transform: translateY(-1px);
}
.mode-intro { margin: 38px auto 35px; text-align: center; }
.theme-pill {
  padding: 7px 13px;
  display: inline-flex;
  border-radius: 999px;
  color: var(--theme);
  background: var(--theme-light);
  font-size: 10px;
  font-weight: 900;
  letter-spacing: .11em;
  text-transform: uppercase;
}
.mode-intro h1 {
  margin: 12px 0 5px;
  color: var(--navy);
  font: 900 clamp(39px, 5vw, 60px)/1 "Nunito", sans-serif;
  letter-spacing: -2px;
}
.mode-intro p { margin: 0; color: var(--muted); }
.mode-grid {
  max-width: 1180px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 23px;
}
.mode-card {
  min-height: 230px;
  padding: 24px;
  display: grid;
  grid-template-columns: 1fr 24px;
  align-items: end;
  gap: 17px;
  position: relative;
  border: 1px solid var(--line);
  border-radius: 23px;
  color: var(--ink);
  background: white;
  box-shadow: 0 14px 35px rgba(7,31,88,.09);
  cursor: pointer;
  text-align: left;
  transition: transform .2s, border-color .2s, box-shadow .2s;
}
.mode-card:hover {
  transform: translateY(-5px);
  border-color: var(--theme);
  box-shadow: 0 22px 45px rgba(7,31,88,.14);
}
.mode-icon {
  width: 82px;
  height: 82px;
  display: grid;
  place-items: center;
  border-radius: 21px;
  font: 900 29px "Nunito", sans-serif;
  grid-column: 1 / -1;
}
.quiz-icon { color: white; background: linear-gradient(135deg, var(--theme), var(--blue)); }
.memory-icon { color: var(--theme); background: var(--theme-light); font-size: 35px; }
.true-false-icon { color: white; background: linear-gradient(135deg, #d45151, #ea7870); font-size: 22px; }
.sequence-icon { color: white; background: linear-gradient(135deg, #7653a7, #9f75cc); font-size: 22px; }
.mode-card.activity-red small, .mode-card.activity-red > i { color: #c74646; }
.mode-card.activity-red:hover { border-color: #d45151; }
.mode-card.activity-purple small, .mode-card.activity-purple > i { color: #7653a7; }
.mode-card.activity-purple:hover { border-color: #7653a7; }
.mode-card small { color: var(--theme); font-size: 10px; font-weight: 900; letter-spacing: .12em; }
.mode-card h2 { margin: 5px 0 7px; color: var(--navy); font: 900 23px "Nunito", sans-serif; }
.mode-card p { margin: 0 0 11px; color: var(--muted); font-size: 13px; line-height: 1.5; }
.mode-card div > b { color: #58708b; font-size: 11px; }
.mode-card > i { color: var(--theme); font-size: 25px; font-style: normal; }
.extra-mode-card {
  width: min(1180px, 100%);
  min-height: 92px;
  margin: 20px auto 0;
  padding: 15px 20px;
  display: grid;
  grid-template-columns: 62px 1fr 25px;
  align-items: center;
  gap: 17px;
  border: 1px dashed #a8c2d3;
  border-radius: 18px;
  color: var(--navy);
  background: rgba(255,255,255,.75);
  cursor: pointer;
  text-align: left;
}
.extra-mode-card:hover { border-color: var(--theme); background: white; }
.extra-mode-card .mode-icon { width: 62px; height: 62px; grid-column: auto; border-radius: 15px; font-size: 28px; }
.extra-mode-card small { display: block; margin-bottom: 3px; color: var(--theme); font-size: 9px; font-weight: 900; letter-spacing: .12em; }
.extra-mode-card strong { font-size: 13px; }
.extra-mode-card > i { color: var(--theme); font-size: 23px; font-style: normal; }
.theme-vocabulary {
  max-width: 1180px;
  margin: 27px auto 0;
  padding: 20px 23px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(255,255,255,.82);
}
.theme-vocabulary > span {
  display: block;
  margin-bottom: 11px;
  color: #607891;
  font-size: 10px;
  font-weight: 900;
  letter-spacing: .11em;
  text-transform: uppercase;
}
.theme-vocabulary > div { display: flex; flex-wrap: wrap; gap: 8px; }
.theme-vocabulary b {
  padding: 7px 10px;
  border-radius: 8px;
  color: var(--theme);
  background: var(--theme-light);
  font-size: 12px;
}

.prepared-activity-page {
  min-height: calc(100vh - 78px);
  padding: 35px clamp(20px, 7vw, 104px) 82px;
  background:
    radial-gradient(circle at 90% 8%, var(--activity-light), transparent 27%),
    #f7fbff;
}
.prepared-activity-page.red { --activity-color: #d45151; --activity-light: #fff0ef; }
.prepared-activity-page.purple { --activity-color: #7653a7; --activity-light: #f1ebfb; }
.prepared-activity-card {
  width: min(850px, 100%);
  margin: 32px auto 0;
  padding: 38px;
  border: 1px solid var(--line);
  border-top: 7px solid var(--activity-color);
  border-radius: 26px;
  background: white;
  box-shadow: var(--shadow);
}
.prepared-title { display: flex; align-items: center; gap: 18px; margin-bottom: 19px; }
.prepared-title > span {
  width: 61px;
  height: 61px;
  flex: 0 0 61px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: white;
  background: var(--activity-color);
  font: 900 23px "Nunito", sans-serif;
}
.prepared-title small { color: var(--activity-color); font-size: 9px; font-weight: 900; letter-spacing: .14em; }
.prepared-title h1 { margin: 3px 0 0; color: var(--navy); font: 900 clamp(32px,5vw,48px)/1 "Nunito", sans-serif; }
.prepared-info-grid { margin: 27px 0 22px; display: grid; grid-template-columns: 1fr 1fr; gap: 13px; }
.prepared-info-grid article { padding: 18px; border-radius: 16px; background: var(--activity-light); }
.prepared-info-grid small, .online-flow > small { color: var(--activity-color); font-size: 9px; font-weight: 900; letter-spacing: .13em; }
.prepared-info-grid p { margin: 7px 0 0; color: var(--ink); font-size: 13px; line-height: 1.55; }
.online-flow { padding: 23px; border: 1px solid var(--line); border-radius: 17px; }
.online-flow ol { margin: 17px 0 0; padding: 0; list-style: none; counter-reset: online-step; display: grid; gap: 12px; }
.online-flow li { min-height: 34px; display: grid; grid-template-columns: 34px 1fr; align-items: center; gap: 11px; color: var(--muted); font-size: 13px; line-height: 1.45; }
.online-flow li::before {
  counter-increment: online-step;
  content: counter(online-step);
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 10px;
  color: white;
  background: var(--activity-color);
  font-weight: 900;
}
.integration-notice {
  margin-top: 18px;
  padding: 17px 18px;
  display: flex;
  align-items: center;
  gap: 14px;
  border-radius: 15px;
  color: #78531e;
  background: #fff5dc;
}
.integration-notice > span { font-size: 26px; }
.integration-notice strong { display: block; font-size: 13px; }
.integration-notice p { margin: 3px 0 0; font-size: 12px; line-height: 1.5; }
.prepared-actions { margin-top: 19px; display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.disabled-button {
  padding: 14px 16px;
  border: 0;
  border-radius: 13px;
  color: #70849a;
  background: #e9f0f4;
  font-weight: 900;
}
.vf-card-preview {
  max-width: 480px;
  margin: 0 auto 22px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 17px;
}
.vf-card-preview img {
  width: 100%;
  display: block;
  border-radius: 13px;
  box-shadow: 0 13px 28px rgba(7,31,88,.13);
}

.teacher-guide-page { background: white; }
.guide-hero {
  min-height: 470px;
  padding: 27px clamp(24px, 8vw, 120px) 68px;
  display: grid;
  grid-template-columns: 1fr 280px;
  align-items: center;
  gap: 60px;
  color: white;
  background:
    radial-gradient(circle at 83% 25%, rgba(83,230,237,.24), transparent 22%),
    linear-gradient(120deg, var(--navy-deep), var(--navy) 58%, #074489);
}
.guide-hero .light-back {
  grid-column: 1 / -1;
  align-self: start;
  color: white;
  border-color: rgba(255,255,255,.4);
  background: rgba(255,255,255,.1);
  box-shadow: none;
}
.guide-hero .light-back:hover { color: var(--navy); background: white; border-color: white; }
.guide-kicker { color: #6de6ed; font-size: 10px; font-weight: 900; letter-spacing: .14em; }
.guide-hero h1 { margin: 13px 0 13px; font: 900 clamp(51px,6vw,79px)/.98 "Nunito", sans-serif; letter-spacing: -3px; }
.guide-hero-copy > p { max-width: 710px; margin: 0 0 25px; color: rgba(255,255,255,.73); font-size: 16px; line-height: 1.65; }
.guide-downloads { display: flex; flex-wrap: wrap; gap: 11px; }
.guide-outline-button {
  min-height: 52px;
  padding: 14px 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255,255,255,.35);
  border-radius: 14px;
  color: white;
  background: rgba(255,255,255,.08);
  text-decoration: none;
  font-weight: 900;
}
.guide-hero-mark {
  width: 230px;
  height: 280px;
  justify-self: center;
  display: grid;
  place-content: center;
  border: 9px solid white;
  border-radius: 22px;
  color: var(--navy);
  background: #e9f8ff;
  box-shadow: 0 28px 55px rgba(0,0,0,.23);
  transform: rotate(3deg);
  text-align: center;
}
.guide-hero-mark span { font-size: 86px; line-height: 1; }
.guide-hero-mark b { margin-top: 13px; color: var(--teal); font: 900 24px "Nunito", sans-serif; }
.guide-content { padding: 0 clamp(24px, 8vw, 120px) 100px; }
.guide-index {
  min-height: 70px;
  margin-bottom: 73px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 8;
  background: rgba(255,255,255,.94);
  backdrop-filter: blur(8px);
}
.guide-index a { padding: 8px 11px; color: #54708b; text-decoration: none; font-size: 11px; font-weight: 800; }
.guide-index a:hover { color: var(--teal); }
.guide-intro-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.guide-panel { padding: 31px; border: 1px solid var(--line); border-radius: 22px; background: #f8fcff; }
.guide-section-number { color: var(--teal); font: 900 13px "Nunito", sans-serif; letter-spacing: .11em; }
.guide-panel h2 { margin: 8px 0 15px; color: var(--navy); font: 900 30px "Nunito", sans-serif; }
.guide-panel p { margin: 0 0 11px; color: var(--muted); font-size: 14px; line-height: 1.68; }
.principles-panel { color: white; background: linear-gradient(145deg, var(--navy), #084b8f); }
.principles-panel .guide-section-number { color: #6de6ed; }
.principles-panel h2 { color: white; }
.principles-panel ul { margin: 0; padding: 0; display: grid; gap: 12px; list-style: none; }
.principles-panel li { padding-left: 24px; position: relative; color: rgba(255,255,255,.75); font-size: 13px; line-height: 1.5; }
.principles-panel li::before { content: "✓"; position: absolute; left: 0; color: #6de6ed; font-weight: 900; }
.guide-split-section {
  margin: 85px 0;
  padding: 60px;
  display: grid;
  grid-template-columns: .86fr 1.14fr;
  gap: 70px;
  border-radius: 26px;
  background: #eef9fd;
}
.guide-split-section h2, .guide-section-heading h2, .accessibility-section h2, .observation-section h2 {
  margin: 11px 0 14px;
  color: var(--navy);
  font: 900 clamp(36px,4vw,53px)/1.06 "Nunito", sans-serif;
  letter-spacing: -1.7px;
}
.guide-split-section p { margin: 0; color: #000000; line-height: 1.7; }
.check-list { margin: 0; padding: 0; display: grid; gap: 11px; list-style: none; }
.check-list li { min-height: 39px; padding: 10px 14px 10px 42px; position: relative; border-radius: 11px; color: var(--ink); background: white; font-size: 13px; line-height: 1.5; }
.check-list li::before {
  content: "✓";
  width: 23px;
  height: 23px;
  position: absolute;
  left: 10px;
  top: 9px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: white;
  background: var(--teal);
  font-size: 11px;
  font-weight: 900;
}
.guide-section-heading { margin-bottom: 31px; text-align: center; }
.guide-theme-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 16px; }
.guide-theme-grid article { padding: 23px; border: 1px solid var(--line); border-top: 5px solid var(--theme); border-radius: 18px; background: white; box-shadow: 0 10px 26px rgba(7,31,88,.06); }
.guide-theme-grid span { color: var(--theme); font-size: 9px; font-weight: 900; letter-spacing: .12em; }
.guide-theme-grid h3 { margin: 7px 0 10px; color: var(--navy); font: 900 20px "Nunito", sans-serif; }
.guide-theme-grid p { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.65; }
.card-exploration { margin-top: 19px; padding: 24px; border-radius: 18px; color: white; background: var(--navy); }
.card-exploration strong { display: block; margin-bottom: 15px; font: 900 18px "Nunito", sans-serif; }
.card-exploration ol { margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4,1fr); gap: 13px; list-style: none; counter-reset: card-step; }
.card-exploration li { padding: 15px; border-radius: 12px; color: rgba(255,255,255,.75); background: rgba(255,255,255,.08); font-size: 11px; line-height: 1.5; display: flex; flex-direction: column; align-items: center; text-align: center; }
.card-exploration li::before { counter-increment: card-step; content: counter(card-step); width: 28px; height: 28px; margin: 0 auto 10px auto; display: flex; align-items: center; justify-content: center; text-align: center; line-height: 1; border-radius: 8px; color: var(--navy); background: #6de6ed; font-weight: 900; }
.accessibility-section {
  margin: 90px 0;
  display: grid;
  grid-template-columns: .78fr 1.22fr;
  align-items: center;
  gap: 70px;
}
.accessibility-visual { max-width: 430px; position: relative; padding: 10px; border-radius: 25px; background: white; box-shadow: var(--shadow); }
.accessibility-visual img { width: 100%; display: block; border-radius: 18px; }
.accessibility-visual span { position: absolute; right: -24px; bottom: 28px; padding: 11px 15px; border: 4px solid white; border-radius: 999px; color: white; background: var(--blue); font-size: 10px; font-weight: 900; }
.compact-list { margin-top: 20px; }
.compact-list li { border: 1px solid var(--line); }
.guide-note { margin: 15px 0 0; padding: 14px 16px; border-left: 4px solid var(--teal); color: #000000 !important; font-weight: 600 !important; opacity: 1 !important; background: #eef8fb; font-size: 13px; line-height: 1.55; }
.guide-activity-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 17px; }
.guide-activity-grid article { padding: 24px; border: 1px solid var(--line); border-top: 6px solid var(--activity-color); border-radius: 19px; background: white; box-shadow: 0 11px 28px rgba(7,31,88,.07); }
.guide-activity-grid article.orange { --activity-color: #eb9225; }
.guide-activity-grid article.red { --activity-color: #d45151; }
.guide-activity-grid article.purple { --activity-color: #7653a7; }
.guide-activity-grid article > span { width: 42px; height: 42px; margin-bottom: 15px; display: grid; place-items: center; border-radius: 50%; color: white; background: var(--activity-color); font-weight: 900; }
.guide-activity-grid small { color: var(--activity-color); font-size: 9px; font-weight: 900; letter-spacing: .12em; }
.guide-activity-grid h3 { margin: 5px 0 9px; color: var(--navy); font: 900 23px "Nunito", sans-serif; }
.guide-activity-grid p { min-height: 55px; margin: 0 0 13px; color: var(--muted); font-size: 13px; line-height: 1.55; }
.guide-activity-grid b { color: var(--activity-color); font-size: 11px; line-height: 1.5; }
.observation-section {
  margin-top: 85px;
  padding: 47px;
  display: grid;
  grid-template-columns: .72fr 1.28fr;
  align-items: center;
  gap: 60px;
  border-radius: 25px;
  background: #f1f9fd;
}
.observation-section p { margin: 0; color: #000000 !important; font-weight: 600 !important; opacity: 1 !important; line-height: 1.6; }
.observation-table { overflow: hidden; border: 1px solid var(--line); border-radius: 14px; background: white; }
.observation-row { min-height: 48px; padding: 9px 13px; display: grid; grid-template-columns: 1fr 70px 90px 80px; align-items: center; border-bottom: 1px solid var(--line); font-size: 11px; }
.observation-row:last-child { border-bottom: 0; }
.observation-row.header { color: white; background: var(--navy); font-weight: 900; }
.observation-row.header b { text-align: center; }
.observation-row i { width: 19px; height: 19px; justify-self: center; border: 2px solid #bdd1dd; border-radius: 5px; }
.health-disclaimer { margin: 35px auto 0; color: #6b7e91; text-align: center; font-size: 11px; }

.match-heading, .sequence-heading {
  max-width: 870px;
  margin: 0 auto 28px;
  text-align: center;
}
.match-heading h1, .sequence-heading h1 {
  margin: 10px 0 6px;
  color: var(--navy);
  font: 900 clamp(34px,4.5vw,53px)/1.04 "Nunito", sans-serif;
  letter-spacing: -1.8px;
}
.match-heading p, .sequence-heading p { margin: 0; color: var(--muted); }
.matching-board {
  max-width: 1180px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.12fr .88fr;
  gap: 23px;
}
.matching-column {
  padding: 21px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: white;
  box-shadow: 0 12px 30px rgba(7,31,88,.07);
}
.matching-column > small, .sequence-source > small, .sequence-answer > small {
  display: block;
  margin-bottom: 15px;
  color: var(--theme);
  font-size: 9px;
  font-weight: 900;
  letter-spacing: .13em;
}
.matching-card-grid {
  display: grid;
  grid-template-columns: repeat(3,1fr);
  gap: 10px;
}
.picture-match-card {
  aspect-ratio: 1;
  padding: 5px;
  position: relative;
  overflow: hidden;
  border: 3px solid transparent;
  border-radius: 15px;
  background: #eef7fb;
  cursor: pointer;
  transition: transform .16s, border-color .16s, opacity .16s;
}
.picture-match-card:hover { transform: translateY(-3px); border-color: #afcfdf; }
.picture-match-card.selected {
  border-color: var(--theme);
  box-shadow: 0 0 0 4px var(--theme-light);
  transform: translateY(-3px);
}
.picture-match-card.matched { opacity: .42; border-color: #2baa78; }
.picture-match-card img { width: 100%; height: 100%; display: block; object-fit: cover; border-radius: 9px; }
.picture-match-card > span {
  width: 31px;
  height: 31px;
  position: absolute;
  right: 8px;
  top: 8px;
  display: grid;
  place-items: center;
  border: 3px solid white;
  border-radius: 50%;
  color: white;
  background: #22a873;
  font-weight: 900;
}
.word-match-list { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.word-match-list button {
  min-height: 72px;
  padding: 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 9px;
  border: 2px solid #f3be77;
  border-radius: 14px;
  color: var(--navy);
  background: #fffaf2;
  cursor: pointer;
  text-align: left;
  font: 900 13px/1.25 "Nunito", sans-serif;
  transition: transform .16s, border-color .16s, box-shadow .16s;
}
.word-match-list button:hover { transform: translateY(-2px); border-color: #eb9225; box-shadow: 0 9px 19px rgba(235,146,37,.14); }
.word-match-list button.matched { opacity: .43; border-color: #22a873; color: #197554; background: #eaf8f1; }
.word-match-list button b {
  width: 24px;
  height: 24px;
  flex: 0 0 24px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: white;
  background: #22a873;
  font-size: 11px;
}
.word-cards-column {
  display: flex;
  flex-direction: column;
}
.level-advance-panel {
  min-height: 142px;
  margin-top: auto;
  padding: 16px;
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 11px 12px;
  align-items: center;
  border: 2px solid #8bd1b3;
  border-radius: 17px;
  background: linear-gradient(135deg, #eaf8f1, #f7fffb);
  animation: levelPanelIn .24s ease-out;
}
.level-advance-panel > span {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: white;
  background: #22a873;
  box-shadow: 0 7px 16px rgba(34,168,115,.22);
  font-size: 22px;
  font-weight: 900;
}
.level-advance-panel strong,
.level-advance-panel small {
  display: block;
}
.level-advance-panel strong {
  color: #146d4e;
  font-size: 14px;
}
.level-advance-panel small {
  margin-top: 2px;
  color: #477566;
  font-size: 11px;
}
.level-advance-panel > button {
  grid-column: 1 / -1;
  min-height: 52px;
  width: 100%;
  padding: 13px 18px;
  border: 0;
  border-radius: 13px;
  color: white;
  background: linear-gradient(135deg, #0aa2b8, #0c66c8);
  box-shadow: 0 9px 20px rgba(12,102,200,.18);
  cursor: pointer;
  font: 900 14px/1 "Nunito", sans-serif;
  transition: transform .16s, box-shadow .16s;
}
.level-advance-panel > button:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 24px rgba(12,102,200,.24);
}
.level-advance-panel > button b {
  margin-left: 6px;
  font-size: 18px;
}
@keyframes levelPanelIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}
.match-feedback {
  min-height: 72px;
  max-width: 1180px;
  margin: 17px auto 0;
  padding: 16px 19px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 17px;
  border: 1px solid var(--line);
  border-radius: 16px;
  color: #5d7388;
  background: white;
}
.match-feedback.correct { color: #146d4e; border-color: #8bd1b3; background: #eaf8f1; }
.match-feedback.wrong { color: #9a5221; border-color: #f0c197; background: #fff4e9; }
.match-feedback.hint { color: #5d5987; border-color: #c9c1e7; background: #f3f0fb; }
.match-feedback > p { margin: 0; font-size: 13px; }
.match-feedback strong { display: block; margin-bottom: 4px; font-size: 14px; }
.match-feedback div p { margin: 0 0 4px; font-size: 12px; line-height: 1.5; }
.match-feedback div small { font-size: 11px; }
.finish-activity-button {
  width: min(1180px,100%);
  margin: 15px auto 0;
  padding: 15px;
  display: block;
  border: 0;
  border-radius: 14px;
  color: white;
  background: linear-gradient(135deg, var(--theme), var(--blue));
  box-shadow: 0 12px 25px rgba(7,31,88,.16);
  cursor: pointer;
  font-weight: 900;
}

.sequence-game-page {
  --theme: #7653a7;
  --theme-light: #f1ebfb;
  min-height: calc(100vh - 78px);
  padding: 18px clamp(20px, 5vw, 72px) 35px;
  background:
    radial-gradient(circle at 92% 5%, #eee5fa, transparent 27%),
    #f7fbff;
}
.sequence-game-page .game-topbar { margin-bottom: 8px; }
.sequence-game-page .progress-wrap { margin-bottom: 13px; }
.sequence-game-page .sequence-heading { margin-bottom: 14px; }
.sequence-game-page .sequence-heading h1 { margin-top: 7px; font-size: clamp(34px,4vw,48px); }
.sequence-pill {
  padding: 7px 12px;
  display: inline-flex;
  border-radius: 999px;
  color: #7653a7;
  background: #eee5fa;
  font-size: 10px;
  font-weight: 900;
  letter-spacing: .12em;
}
.sequence-game-board {
  max-width: 1120px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: 13px;
}
.sequence-source, .sequence-answer {
  padding: 14px 18px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: white;
  box-shadow: 0 12px 30px rgba(7,31,88,.07);
}
.sequence-source-grid {
  max-width: 860px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4,1fr);
  gap: 15px;
}
.sequence-source-grid button {
  min-width: 0;
  padding: 8px 8px 10px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border: 2px solid #d7c8ec;
  border-radius: 14px;
  color: #694790;
  background: #faf8fd;
  cursor: pointer;
  font-size: 10px;
  font-weight: 900;
  transition: transform .16s, opacity .16s, border-color .16s;
}
.sequence-source-grid button:hover { transform: translateY(-3px); border-color: #7653a7; }
.sequence-source-grid button.used { opacity: .3; }
.sequence-source-grid img {
  width: 100%;
  aspect-ratio: 1 / 1;
  max-height: 110px;
  display: block;
  margin-bottom: 6px;
  object-fit: contain;
  border-radius: 8px;
  background: #ffffff;
  padding: 4px;
}
.sequence-card-label {
  display: block;
  font-size: 11px;
  font-weight: 800;
  color: #3b2359;
  margin: 2px 0 4px;
  text-align: center;
  line-height: 1.25;
}
.sequence-slots { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.sequence-slots > div {
  min-height: 130px;
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border: 2px dashed #c9bddb;
  border-radius: 14px;
  color: #897a9b;
  background: #faf8fd;
}
.sequence-slots > div.filled { border-style: solid; border-color: #7653a7; }
.slot-number {
  width: 28px;
  height: 28px;
  position: absolute;
  left: 6px;
  top: 6px;
  z-index: 2;
  display: grid;
  place-items: center;
  border: 2px solid white;
  border-radius: 50%;
  color: white;
  background: #7653a7;
  font-size: 11px;
  font-weight: 900;
}
.sequence-slots p { margin: 0; font-size: 10px; font-weight: 800; }
.sequence-slots button {
  width: 100%;
  height: 100%;
  padding: 6px;
  position: relative;
  border: 0;
  background: transparent;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
.sequence-slots img {
  width: 100%;
  aspect-ratio: 1 / 1;
  max-height: 75px;
  display: block;
  object-fit: contain;
  border-radius: 8px;
  background: #ffffff;
  padding: 2px;
}
.sequence-slots i {
  width: 27px;
  height: 27px;
  position: absolute;
  right: 7px;
  top: 7px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: white;
  background: #c64b4b;
  font-size: 17px;
  font-style: normal;
}
.sequence-actions {
  max-width: 560px;
  margin: 11px auto 0;
  display: grid;
  grid-template-columns: .7fr 1.3fr;
  gap: 9px;
}
.sequence-check-button {
  padding: 14px;
  border: 0;
  border-radius: 13px;
  color: white;
  background: #7653a7;
  cursor: pointer;
  font-weight: 900;
}
.sequence-actions button:disabled { opacity: .42; cursor: not-allowed; }
.sequence-feedback {
  max-width: 1240px;
  margin: 17px auto 0;
  padding: 18px 20px;
  border-radius: 16px;
}
.sequence-feedback.correct { color: #146d4e; border: 1px solid #8bd1b3; background: #eaf8f1; }
.sequence-feedback.wrong { color: #95441f; border: 1px solid #efbd93; background: #fff2e7; }
.sequence-feedback strong { display: block; margin-bottom: 3px; }
.sequence-feedback p { margin: 0; font-size: 13px; }
.sequence-feedback button { margin-top: 12px; padding: 11px 16px; border: 0; border-radius: 10px; color: white; background: #7653a7; cursor: pointer; font-weight: 900; }

.game-topbar {
  max-width: 1120px;
  margin: 0 auto 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.score-chip {
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: #60748d;
  background: white;
  font-size: 12px;
}
.score-chip b {
  min-width: 25px;
  height: 25px;
  margin-left: 7px;
  display: inline-grid;
  place-items: center;
  border-radius: 50%;
  color: white;
  background: var(--theme);
}
.progress-wrap { max-width: 1120px; margin: 0 auto 30px; }
.progress-label {
  margin-bottom: 8px;
  display: flex;
  justify-content: space-between;
  color: #60758d;
  font-size: 12px;
  font-weight: 800;
}
.progress-label b { color: var(--theme); }
.progress-track { height: 8px; overflow: hidden; border-radius: 99px; background: #dfebf2; }
.progress-track i {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--theme), var(--teal));
  transition: width .35s ease;
}
.quiz-layout {
  max-width: 1120px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(320px, .9fr) minmax(350px, 1.1fr);
  align-items: center;
  gap: 42px;
}
.quiz-image-card {
  padding: 14px 14px 18px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: white;
  box-shadow: var(--shadow);
}
.quiz-image-card > span {
  display: block;
  padding: 7px 7px 13px;
  color: var(--navy);
  font: 900 15px "Nunito", sans-serif;
}
.quiz-image-card img {
  width: 100%;
  aspect-ratio: 1.04;
  display: block;
  object-fit: cover;
  border-radius: 16px;
}
.answer-panel > small {
  display: block;
  margin-bottom: 12px;
  color: #6a8096;
  font-size: 10px;
  font-weight: 900;
  letter-spacing: .14em;
}
.answer-list { display: grid; gap: 11px; }
.answer-list button {
  min-height: 64px;
  padding: 9px 14px;
  display: grid;
  grid-template-columns: 38px 1fr 28px;
  align-items: center;
  gap: 13px;
  border: 1px solid var(--line);
  border-radius: 14px;
  color: var(--navy);
  background: white;
  cursor: pointer;
  text-align: left;
  font-weight: 900;
  transition: border-color .15s, transform .15s, box-shadow .15s;
}
.answer-list button:hover {
  transform: translateX(4px);
  border-color: var(--theme);
  box-shadow: 0 8px 18px rgba(7,31,88,.07);
}
.answer-list button > span {
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  border-radius: 10px;
  color: #5c7086;
  background: #eef5f9;
  font-size: 12px;
}
.answer-list button > b { justify-self: end; font-size: 20px; }
.answer-list button.correct { border-color: #1ca36f; color: #0d714c; background: #eaf9f2; }
.answer-list button.correct > span { color: white; background: #1ca36f; }
.answer-list button.wrong { border-color: #d85b5b; color: #a63838; background: #fff0ef; }
.answer-list button.wrong > span { color: white; background: #d85b5b; }
.feedback {
  margin-top: 13px;
  padding: 13px 13px 13px 17px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border-radius: 14px;
}
.feedback.correct { color: #126c4b; background: #e8f8f0; }
.feedback.wrong { color: #93531d; background: #fff2e6; }
.feedback strong { display: block; margin-bottom: 3px; font-size: 14px; }
.feedback p { margin: 0; color: inherit; opacity: .88; font-size: 12px; line-height: 1.45; }
.lgp-button {
  flex: 0 0 auto;
  padding: 10px 13px;
  border: 0;
  border-radius: 10px;
  color: white;
  background: var(--navy);
  cursor: pointer;
  font-size: 11px;
  font-weight: 900;
}
.lgp-button span { margin-left: 6px; font-size: 9px; }
.next-button {
  width: 100%;
  margin-top: 13px;
  padding: 15px;
  border: 0;
  border-radius: 13px;
  color: white;
  background: linear-gradient(135deg, var(--theme), var(--blue));
  cursor: pointer;
  font-weight: 900;
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 100;
  padding: 20px;
  display: grid;
  place-items: center;
  background: rgba(3,20,58,.76);
  backdrop-filter: blur(6px);
}
.lgp-modal {
  width: min(450px, 100%);
  padding: 27px 31px 31px;
  position: relative;
  border: 4px solid white;
  border-radius: 25px;
  background: white;
  box-shadow: 0 30px 80px rgba(0,0,0,.28);
  text-align: center;
}
.modal-close {
  width: 36px;
  height: 36px;
  position: absolute;
  right: 13px;
  top: 12px;
  border: 0;
  border-radius: 50%;
  color: #536d87;
  background: #edf4f8;
  cursor: pointer;
  font-size: 21px;
}
.video-placeholder {
  height: 185px;
  margin: 16px 0 20px;
  display: grid;
  place-items: center;
  border-radius: 17px;
  background:
    radial-gradient(circle at 75% 25%, rgba(83,231,238,.3), transparent 25%),
    linear-gradient(135deg, var(--navy), #086f9f);
}
.video-placeholder i {
  width: 64px;
  height: 64px;
  padding-left: 4px;
  display: grid;
  place-items: center;
  border: 3px solid rgba(255,255,255,.75);
  border-radius: 50%;
  color: white;
  font-style: normal;
}
.lgp-modal > small { color: var(--teal); font-weight: 900; letter-spacing: .14em; }
.lgp-modal h2 { margin: 5px 0 10px; color: var(--navy); font: 900 32px "Nunito", sans-serif; }
.lgp-modal p { margin: 0 0 20px; color: var(--muted); font-size: 13px; line-height: 1.55; }

.memory-heading { max-width: 1020px; margin: 26px auto 22px; text-align: center; }
.memory-heading h1 {
  margin: 10px 0 0;
  color: var(--navy);
  font: 900 clamp(31px,4vw,47px) "Nunito", sans-serif;
  letter-spacing: -1.5px;
}
.memory-grid {
  max-width: 1020px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 12px;
  perspective: 1000px;
}
.memory-grid.level-1,
.memory-grid.level-2,
.memory-grid.level-3 { grid-template-columns: repeat(6, 1fr); max-width: 1080px; }
.memory-card {
  aspect-ratio: .78;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: pointer;
  perspective: 900px;
}
.memory-inner {
  width: 100%;
  height: 100%;
  position: relative;
  display: block;
  transform-style: preserve-3d;
  transition: transform .48s cubic-bezier(.2,.7,.2,1);
}
.memory-card.visible .memory-inner { transform: rotateY(180deg); }
.memory-back, .memory-front {
  position: absolute;
  inset: 0;
  overflow: hidden;
  display: grid;
  place-items: center;
  border: 5px solid white;
  border-radius: 15px;
  backface-visibility: hidden;
  box-shadow: 0 9px 20px rgba(7,31,88,.17);
}
.memory-back {
  position: absolute;
  background:
    radial-gradient(circle at 75% 20%, rgba(94,232,237,.25), transparent 26%),
    linear-gradient(145deg, var(--navy), #073a7c);
}
.memory-back::before {
  content: "";
  position: absolute;
  inset: 9px;
  border: 1px solid rgba(255,255,255,.2);
  border-radius: 10px;
}
.memory-back .tooth-mark { width: 60px; height: 60px; box-shadow: none; }
.memory-front { transform: rotateY(180deg); background: white; }
.memory-front.image img { width: 100%; height: 100%; object-fit: cover; }
.memory-front.word { padding: 10px; color: var(--navy); background: var(--theme-light); text-align: center; }
.memory-front.word b { font: 900 clamp(12px,1.5vw,17px)/1.2 "Nunito", sans-serif; }
.memory-front > i {
  width: 25px;
  height: 25px;
  position: absolute;
  right: 6px;
  top: 6px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: white;
  background: #16a56b;
  font-size: 12px;
  font-style: normal;
}
.memory-card.matched .memory-front { border-color: #49bc8c; }
.memory-tip { margin: 22px auto 0; color: var(--muted); text-align: center; font-size: 12px; }

.result-page {
  min-height: calc(100vh - 78px);
  padding: 54px 20px 80px;
  display: grid;
  place-items: center;
  background:
    radial-gradient(circle at 50% 25%, var(--theme-light), transparent 40%),
    #f6fbff;
}
.result-card {
  width: min(570px,100%);
  padding: 42px 45px 35px;
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 27px;
  background: white;
  box-shadow: var(--shadow);
  text-align: center;
}
.result-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 18px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: white;
  background: var(--theme);
  box-shadow: 0 0 0 11px var(--theme-light);
  font-size: 41px;
}
.result-card > small { color: var(--theme); font-weight: 900; letter-spacing: .14em; }
.result-card h1 { margin: 8px 0 7px; color: var(--navy); font: 900 40px "Nunito", sans-serif; letter-spacing: -1.3px; }
.result-card > p { margin: 0; color: var(--muted); }
.result-score {
  width: 185px;
  height: 123px;
  margin: 25px auto;
  display: grid;
  place-content: center;
  border-radius: 17px;
  color: var(--theme);
  background: var(--theme-light);
}
.result-score strong { display: block; font: 900 46px/1 "Nunito", sans-serif; }
.result-score strong small { font-size: 21px; }
.result-score span { margin-top: 6px; font-size: 11px; font-weight: 800; }
.result-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.secondary-button {
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 13px;
  color: var(--navy);
  background: white;
  cursor: pointer;
  font-weight: 900;
}
.text-button {
  margin-top: 18px;
  border: 0;
  color: #667b91;
  background: transparent;
  cursor: pointer;
  font-size: 12px;
  font-weight: 800;
}
.confetti {
  position: absolute;
  inset: 20px 25px auto;
  display: flex;
  justify-content: space-between;
  color: var(--theme);
  opacity: .55;
  pointer-events: none;
}
.confetti i, .confetti b { font-style: normal; font-weight: 400; }
.confetti i:nth-child(3) { color: #f0a13d; transform: rotate(20deg); }

footer {
  min-height: 90px;
  padding: 19px clamp(24px, 6vw, 88px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 25px;
  color: rgba(255,255,255,.6);
  background: var(--navy-deep);
  border-top: 4px solid var(--teal);
  font-size: 11px;
}
.footer-brand { display: flex; align-items: center; color: white; }
.footer-logo {
  width: auto;
  height: 54px;
  display: block;
  object-fit: contain;
}
.footer-brand .tooth-mark.small { width: 40px; height: 40px; flex-basis: 40px; }
.footer-brand strong { display: block; font: 900 15px "Nunito", sans-serif; }
.footer-brand small { display: block; margin-top: 2px; color: rgba(255,255,255,.55); font-size: 8px; text-transform: uppercase; letter-spacing: .07em; }
footer p { margin: 0; text-align: right; }
.footer-guide-link { border: 0; color: #6de6ed; background: transparent; cursor: pointer; font-size: 10px; font-weight: 900; }

.digital-extras {
  max-width: 1280px;
  margin-top: 24px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}
.digital-extras > button {
  min-height: 128px;
  padding: 23px 26px;
  border: 1px solid #b8d6e7;
  border-radius: 20px;
  color: inherit;
  background: linear-gradient(135deg, #fff, #eaf8ff);
  box-shadow: 0 12px 30px rgba(7,31,88,.06);
  cursor: pointer;
  text-align: left;
  transition: transform .2s, border-color .2s, box-shadow .2s;
}
.digital-extras > button:hover {
  transform: translateY(-4px);
  border-color: var(--teal);
  box-shadow: 0 18px 38px rgba(7,31,88,.11);
}
.digital-extras small, .guide-digital-extras small {
  color: var(--teal-dark);
  font-size: 9px;
  font-weight: 900;
  letter-spacing: .13em;
}
.digital-extras h3, .guide-digital-extras h3 {
  margin: 7px 0 6px;
  color: var(--navy);
  font: 900 21px "Nunito", sans-serif;
}
.digital-extras p, .guide-digital-extras p {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.55;
}
.digital-extras > button > span {
  margin-top: 12px;
  display: inline-flex;
  color: var(--teal-dark);
  font-size: 11px;
  font-weight: 900;
}
.extra-mode-grid {
  width: min(1180px, 100%);
  margin: 20px auto 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}
.extra-mode-grid .extra-mode-card {
  width: 100%;
  margin: 0;
}
.knowledge-icon {
  color: white;
  background: linear-gradient(135deg, #079eb3, #0764c9);
}
.guide-digital-extras {
  margin-top: 20px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}
.guide-digital-extras article {
  padding: 21px 23px;
  border: 1px dashed #9ec8dc;
  border-radius: 17px;
  background: #f4fbff;
}

.true-false-game-page,
.knowledge-quiz-page {
  min-height: calc(100vh - 78px);
  padding: 30px clamp(18px, 5vw, 72px) 70px;
  background:
    radial-gradient(circle at 93% 5%, var(--theme-light), transparent 28%),
    radial-gradient(circle at 4% 91%, rgba(7,158,179,.11), transparent 21%),
    #f6fbff;
}
.true-false-heading,
.knowledge-heading {
  max-width: 1120px;
  margin: 0 auto 26px;
  text-align: center;
}
.true-false-heading h1,
.knowledge-heading h1 {
  margin: 12px 0 5px;
  color: var(--navy);
  font: 900 clamp(38px, 5vw, 58px)/1 "Nunito", sans-serif;
  letter-spacing: -1.8px;
}
.true-false-heading p,
.knowledge-heading p { margin: 0; color: var(--muted); }
.vf-pill,
.knowledge-pill {
  padding: 7px 13px;
  display: inline-flex;
  border-radius: 999px;
  color: white;
  background: #d45151;
  font-size: 10px;
  font-weight: 900;
  letter-spacing: .1em;
  text-transform: uppercase;
}
.knowledge-pill { background: linear-gradient(135deg, var(--teal-dark), var(--blue)); }
.vf-score-chip b { background: #d45151; }
.quiz-score-chip b { background: var(--teal-dark); }
.true-false-board {
  max-width: 1050px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(320px, 1.1fr) minmax(300px, .9fr);
  align-items: stretch;
  gap: 28px;
}
.statement-card {
  min-height: 310px;
  padding: 24px 30px;
  display: grid;
  place-content: center;
  position: relative;
  overflow: hidden;
  border: 1px solid #edbbbb;
  border-top: 8px solid #d45151;
  border-radius: 24px;
  background: white;
  box-shadow: var(--shadow);
  text-align: center;
}
.statement-card > span {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  position: absolute;
  left: 18px;
  top: 18px;
  border-radius: 50%;
  color: white;
  background: #d45151;
  font: 900 18px "Nunito", sans-serif;
}
.statement-card small {
  margin-bottom: 8px;
  color: #d45151;
  font-size: 10px;
  font-weight: 900;
  letter-spacing: .14em;
}
.statement-card h2 {
  max-width: 610px;
  margin: 0;
  color: #243b55;
  font: 800 clamp(20px, 2.4vw, 28px)/1.25 "Nunito", sans-serif;
}
.vf-answer-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}
.vf-answer-grid button {
  padding: 16px 0 12px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
  border: 5px solid transparent;
  border-radius: 22px;
  color: white;
  box-shadow: 0 15px 35px rgba(7,31,88,.12);
  cursor: pointer;
  transition: transform .18s, border-color .18s;
}
.vf-answer-grid button:first-child { background: #5aa14d; }
.vf-answer-grid button:last-child { background: #cf4e4e; }
.vf-answer-grid button > span { font: 900 clamp(38px, 4.5vw, 56px)/1 "Nunito", sans-serif; }
.vf-answer-grid button > strong {
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(255,255,255,.16);
  font: 900 13px "Nunito", sans-serif;
  letter-spacing: .02em;
}
.vf-answer-grid button:hover:not(:disabled) { transform: translateY(-5px); }
.vf-answer-grid button.selected { border-color: #ffbd45; }
.vf-answer-grid button.correct { border-color: #11895e; }
.vf-answer-grid button:disabled { cursor: default; opacity: .58; }
.vf-answer-grid button.correct:disabled,
.vf-answer-grid button.selected:disabled { opacity: 1; }
.answer-feedback,
.knowledge-feedback {
  max-width: 1050px;
  margin: 20px auto 0;
  padding: 18px 20px;
  display: flex;
  align-items: center;
  gap: 18px;
  border-radius: 17px;
}
.answer-feedback.correct,
.knowledge-feedback.correct { color: #146d4e; border: 1px solid #8bd1b3; background: #eaf8f1; }
.answer-feedback.wrong,
.knowledge-feedback.wrong { color: #95441f; border: 1px solid #efbd93; background: #fff2e7; }
.answer-feedback > div,
.knowledge-feedback > div { flex: 1; }
.answer-feedback strong,
.knowledge-feedback strong { display: block; margin-bottom: 4px; }
.answer-feedback p,
.knowledge-feedback p { margin: 0; font-size: 13px; line-height: 1.5; }
.knowledge-feedback small {
  display: block;
  margin-top: 4px;
  font-size: 11px;
  line-height: 1.45;
  opacity: .82;
}
.answer-feedback > button,
.next-question-button {
  min-height: 44px;
  padding: 11px 16px;
  border: 0;
  border-radius: 11px;
  color: white;
  background: var(--navy);
  cursor: pointer;
  font-weight: 900;
  white-space: nowrap;
}

.knowledge-card {
  max-width: 1080px;
  margin: 0 auto;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 27px;
  background: white;
  box-shadow: var(--shadow);
}
.question-number {
  color: var(--teal-dark);
  font-size: 10px;
  font-weight: 900;
  letter-spacing: .13em;
}
.knowledge-card h2 {
  margin: 0 0 12px;
  color: var(--navy);
  font: 900 28px "Nunito", sans-serif;
}
.knowledge-question-layout {
  margin-top: 14px;
  display: grid;
  grid-template-columns: 270px 1fr;
  align-items: stretch;
  gap: 25px;
}
.knowledge-question-layout figure {
  min-width: 0;
  margin: 0;
  padding: 10px;
  position: relative;
  border-radius: 20px;
  background: var(--theme-light);
}
.knowledge-question-layout figure img {
  width: 100%;
  height: 100%;
  min-height: 310px;
  display: block;
  object-fit: cover;
  border-radius: 14px;
}
.knowledge-question-layout figcaption {
  padding: 7px 11px;
  position: absolute;
  left: 22px;
  bottom: 21px;
  border-radius: 999px;
  color: white;
  background: rgba(7,31,88,.82);
  font-size: 9px;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: .08em;
}
.knowledge-question-copy { min-width: 0; }
.knowledge-card blockquote {
  margin: 0 0 16px;
  padding: 15px 18px;
  border-left: 5px solid var(--theme);
  border-radius: 0 15px 15px 0;
  color: #36506c;
  background: var(--theme-light);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.55;
}
.knowledge-options {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}
.knowledge-options button {
  min-height: 68px;
  padding: 13px 17px;
  display: flex;
  align-items: center;
  gap: 13px;
  border: 2px solid var(--line);
  border-radius: 15px;
  color: var(--navy);
  background: white;
  cursor: pointer;
  text-align: left;
  font-weight: 900;
}
.knowledge-options button:hover:not(:disabled) { border-color: var(--theme); background: var(--theme-light); }
.knowledge-options button > span {
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  flex: 0 0 32px;
  border-radius: 9px;
  color: white;
  background: var(--teal-dark);
}
.knowledge-options button > b { margin-left: auto; font-size: 19px; }
.knowledge-options button.correct { border-color: #55b88a; color: #146d4e; background: #eaf8f1; }
.knowledge-options button.wrong { border-color: #e5946a; color: #95441f; background: #fff2e7; }
.knowledge-options button:disabled { cursor: default; }
.knowledge-feedback img {
  width: 84px;
  height: 84px;
  flex: 0 0 84px;
  border-radius: 13px;
  object-fit: cover;
}
.knowledge-feedback .lgp-button { flex: 0 0 auto; }

@media (max-width: 1100px) {
  .hero { grid-template-columns: .9fr 1.1fr; gap: 40px; }
  .hero h1 { font-size: clamp(40px, 4.4vw, 48px); }
  .quick-facts div { padding-left: 14px; padding-right: 14px; }
  .how-section { grid-template-columns: 1fr; gap: 35px; }
  .how-heading { max-width: 620px; }
  .guide-split-section { padding: 45px; gap: 40px; }
  .observation-section { grid-template-columns: 1fr; gap: 30px; }
}

@media (max-width: 900px) {
  .video-tag { display: none; }
  .hero {
    grid-template-columns: 1fr;
    padding-top: 58px;
    text-align: center;
  }
  .hero-copy > p { margin-left: auto; margin-right: auto; }
  .hero h1 { font-size: 59px; }
  .hero-actions, .hero-notes { justify-content: center; }
  .hero-art { width: min(680px, 100%); min-height: 480px; margin: 0 auto; }
  .quick-facts { grid-template-columns: repeat(2, 1fr); }
  .quick-facts div:nth-child(2) { border-right: 0; }
  .quick-facts div:nth-child(-n+2) { border-bottom: 1px solid rgba(255,255,255,.13); }
  .activity-overview-grid { grid-template-columns: 1fr; }
  .activity-game-grid { grid-template-columns: repeat(2, 1fr); }
  .activity-game-card { grid-column: auto; }
  .activity-game-card:nth-child(4) { grid-column: 1 / -1; order: 5; }
  .activity-game-card:nth-child(5) { grid-column: auto; order: 4; }
  .digital-extras { grid-template-columns: 1fr; }
  .activity-overview { min-height: auto; }
  .activity-overview p { min-height: auto; }
  .teacher-callout { grid-template-columns: 64px 1fr; }
  .teacher-callout .primary-button { grid-column: 1 / -1; }
  .section-heading { align-items: start; flex-direction: column; gap: 18px; }
  .theme-grid { grid-template-columns: 1fr; }
  .theme-card {
    display: grid;
    grid-template-columns: 210px 1fr;
    column-gap: 24px;
  }
  .theme-topline, .theme-action { grid-column: 1 / -1; }
  .theme-mini-images { grid-row: 2 / 5; height: 210px; grid-template-columns: 1fr; }
  .theme-mini-images img:nth-child(n+2) { display: none; }
  .theme-card p { min-height: auto; }
  .learning-section { grid-template-columns: .8fr 1.2fr; gap: 48px; }
  .learning-image > span { right: -12px; }
  .mode-grid { grid-template-columns: 1fr; max-width: 650px; }
  .mode-card { min-height: 180px; grid-template-columns: 82px 1fr 24px; align-items: center; }
  .mode-card .mode-icon { grid-column: auto; }
  .extra-mode-grid { max-width: 650px; grid-template-columns: 1fr; }
  .extra-mode-card { max-width: 650px; }
  .true-false-board { grid-template-columns: 1fr; max-width: 680px; }
  .statement-card { min-height: 290px; }
  .vf-answer-grid { max-width: 520px; margin: 0 auto; }
  .knowledge-question-layout { grid-template-columns: 220px 1fr; gap: 18px; }
  .knowledge-question-layout figure img { min-height: 285px; }
  .matching-board, .sequence-game-board { grid-template-columns: 1fr; }
  .sequence-source-grid { grid-template-columns: repeat(4,1fr); }
  .quiz-layout { grid-template-columns: 1fr; max-width: 620px; }
  .memory-grid { max-width: 720px; grid-template-columns: repeat(4,1fr); }
  .guide-hero { grid-template-columns: 1fr; }
  .guide-hero-mark { display: none; }
  .guide-intro-grid, .guide-split-section, .accessibility-section { grid-template-columns: 1fr; }
  .guide-theme-grid, .guide-activity-grid { grid-template-columns: 1fr; }
  .guide-digital-extras { grid-template-columns: 1fr; }
  .card-exploration ol { grid-template-columns: repeat(2,1fr); }
  .accessibility-visual { margin: 0 auto; }
}

@media (max-width: 680px) {
  .site-header, .site-header.compact { min-height: 72px; padding: 9px 16px; }
  .brand { gap: 9px; }
  .brand-logo,
  .site-header.compact .brand-logo { height: 46px; }
  .brand strong { font-size: 16px; }
  .brand small { display: none; }
  .tooth-mark.small { width: 39px; height: 39px; flex-basis: 39px; }
  .guide-nav-button { min-height: 34px; padding: 7px 9px; font-size: 9px; }
  .bilingual-tag { min-height: 34px; padding: 7px 10px; font-size: 9px; }
  .hero { min-height: auto; padding: 48px 18px 58px; }
  .hero h1 { font-size: clamp(42px, 12vw, 56px); letter-spacing: -2.2px; }
  .hero h1 .hero-w1, .hero h1 .hero-w2, .hero h1 .hero-w3 { display: block !important; }
  .hero-copy > p { font-size: 15px; }
  .hero-actions { gap: 8px; }
  .secondary-link { font-size: 13px; }
  .hero-art { min-height: 330px; margin-top: 18px; }
  .cover-card { border-width: 6px; border-radius: 20px; transform: rotate(.5deg); }
  .cover-card img { border-radius: 14px; }
  .cover-card > span { left: 10px; right: 10px; bottom: 9px; padding: 7px 9px; font-size: 9px; }
  .floating-pill { padding: 8px 11px; border-width: 3px; font-size: 9px; }
  .pill-lgp { left: -5px; }
  .pill-play { right: -5px; }
  .quick-facts { padding: 18px; }
  .quick-facts div { padding: 10px; gap: 5px; }
  .quick-facts strong { font-size: 27px; }
  .quick-facts span { font-size: 10px; }
  .activities-section { padding: 68px 17px; }
  .activity-game-grid { grid-template-columns: 1fr; gap: 18px; }
  .activity-game-card,
  .activity-game-card:nth-child(4),
  .activity-game-card:nth-child(5) { grid-column: auto; order: initial; min-height: 430px; }
  .activity-visual { height: 195px; }
  .activity-card-copy { min-height: 235px; padding: 20px; }
  .image-word-visual img { width: 128px; height: 128px; top: 28px; }
  .image-word-visual img:first-child { left: 24px; }
  .image-word-visual img:nth-child(2) { right: 24px; }
  .vf-mini { width: 91px; height: 145px; }
  .memory-visual img { width: 112px; height: 135px; }
  .digital-extras > button { padding: 20px; }
  .teacher-callout { padding: 21px; grid-template-columns: 1fr; text-align: center; }
  .teacher-callout-icon { margin: 0 auto; }
  .themes-section { padding: 68px 17px 74px; }
  .section-heading h2 { font-size: 41px; }
  .theme-card { display: block; border-radius: 20px; }
  .theme-mini-images { height: 117px; grid-template-columns: repeat(3,1fr); }
  .theme-mini-images img:nth-child(n+2) { display: block; }
  .theme-card h3 { font-size: 21px; }
  .how-section { padding: 64px 18px; }
  .how-steps { grid-template-columns: 1fr; }
  .how-steps article {
    min-height: auto;
    padding: 17px;
    display: flex;
    align-items: center;
    gap: 15px;
  }
  .how-steps article > span { margin: 0; flex: 0 0 42px; }
  .learning-section { padding: 72px 22px; grid-template-columns: 1fr; gap: 50px; }
  .learning-image { max-width: 440px; margin: 0 auto; }
  .learning-image > span { right: -7px; }
  .learning-copy h2 { font-size: 41px; }
  .game-shell { min-height: calc(100vh - 72px); padding: 13px 10px 28px; }
  .game-topbar { margin-bottom: 8px; }
  .back-button { min-height: 40px; padding: 7px 12px; font-size: 11px; }
  .score-chip { padding: 6px 8px; font-size: 10px; }
  .score-chip b { min-width: 23px; height: 23px; margin-left: 5px; }
  .progress-wrap { margin-bottom: 12px; }
  .progress-label { margin-bottom: 5px; font-size: 10px; }
  .progress-track { height: 6px; }
  .mode-intro { margin: 28px auto; }
  .mode-intro h1 { font-size: 39px; }
  .mode-card { min-height: 155px; padding: 18px 15px; grid-template-columns: 62px 1fr 18px; gap: 14px; border-radius: 18px; }
  .mode-icon { width: 62px; height: 62px; border-radius: 16px; font-size: 23px; }
  .mode-card h2 { font-size: 20px; }
  .extra-mode-card { grid-template-columns: 53px 1fr 18px; padding: 13px; }
  .extra-mode-card .mode-icon { width: 53px; height: 53px; }
  .true-false-game-page, .knowledge-quiz-page { min-height: calc(100vh - 72px); padding: 13px 10px 28px; }
  .true-false-heading, .knowledge-heading { margin-bottom: 12px; }
  .true-false-heading h1, .knowledge-heading h1 { margin: 7px 0 3px; font-size: 31px; letter-spacing: -1px; }
  .true-false-heading p, .knowledge-heading p { font-size: 12px; }
  .vf-pill, .knowledge-pill { padding: 5px 9px; font-size: 8px; }
  .true-false-board { gap: 9px; }
  .statement-card {
    min-height: 155px;
    padding: 44px 16px 17px;
    border-top-width: 8px;
    border-radius: 17px;
  }
  .statement-card > span { width: 34px; height: 34px; left: 13px; top: 12px; font-size: 15px; }
  .statement-card small { margin-bottom: 7px; font-size: 8px; }
  .statement-card h2 { font-size: clamp(17px, 5.1vw, 21px); line-height: 1.2; }
  .vf-answer-grid { gap: 8px; }
  .vf-answer-grid button {
    min-height: 108px;
    gap: 10px;
    border-width: 3px;
    border-radius: 16px;
  }
  .vf-answer-grid button > span { font-size: 44px; }
  .vf-answer-grid button > strong { padding: 6px 10px; font-size: 11px; }
  .answer-feedback, .knowledge-feedback { align-items: stretch; flex-direction: column; }
  .answer-feedback, .knowledge-feedback { margin-top: 10px; padding: 13px; gap: 10px; }
  .answer-feedback p, .knowledge-feedback p { font-size: 12px; }
  .answer-feedback > button, .next-question-button { width: 100%; }
  .knowledge-card { padding: 11px; border-radius: 17px; }
  .question-number { font-size: 8px; }
  .knowledge-card h2 { margin-bottom: 7px; font-size: 18px; line-height: 1.1; }
  .knowledge-question-layout { margin-top: 8px; grid-template-columns: 108px 1fr; gap: 10px; }
  .knowledge-question-layout figure { padding: 5px; border-radius: 13px; }
  .knowledge-question-layout figure img { height: 153px; min-height: 0; border-radius: 9px; }
  .knowledge-question-layout figcaption { left: 10px; bottom: 10px; padding: 4px 6px; font-size: 6px; }
  .knowledge-card blockquote { margin-bottom: 8px; padding: 9px 10px; border-left-width: 3px; font-size: 11px; line-height: 1.32; }
  .knowledge-options { grid-template-columns: repeat(2, 1fr); gap: 6px; }
  .knowledge-options button { min-height: 48px; padding: 7px; gap: 6px; border-radius: 10px; font-size: 10px; line-height: 1.1; }
  .knowledge-options button > span { width: 25px; height: 25px; flex-basis: 25px; border-radius: 7px; font-size: 9px; }
  .knowledge-feedback img { width: 100%; height: 170px; }
  .knowledge-feedback .lgp-button { width: 100%; justify-content: center; }
  .theme-vocabulary { padding: 17px; }
  .prepared-activity-page { padding: 23px 14px 55px; }
  .prepared-activity-card { padding: 25px 18px; border-radius: 21px; }
  .prepared-info-grid, .prepared-actions { grid-template-columns: 1fr; }
  .prepared-title > span { width: 51px; height: 51px; flex-basis: 51px; }
  .prepared-title h1 { font-size: 32px; }
  .vf-card-preview { gap: 10px; }
  .guide-hero { min-height: auto; padding: 24px 19px 53px; }
  .guide-hero h1 { font-size: 48px; letter-spacing: -2px; }
  .guide-downloads { display: grid; }
  .guide-content { padding: 0 17px 70px; }
  .guide-index {
    min-height: 58px;
    margin: 0 -17px 55px;
    padding: 8px 12px;
    justify-content: flex-start;
    overflow-x: auto;
  }
  .guide-index a { white-space: nowrap; }
  .guide-panel { padding: 23px 19px; }
  .guide-split-section { margin: 65px 0; padding: 25px 18px; border-radius: 20px; }
  .guide-split-section h2, .guide-section-heading h2, .accessibility-section h2, .observation-section h2 { font-size: 38px; }
  .card-exploration ol { grid-template-columns: 1fr; }
  .accessibility-section { margin: 68px 0; gap: 45px; }
  .accessibility-visual span { right: -6px; }
  .observation-section { margin-top: 65px; padding: 26px 15px; border-radius: 20px; }
  .observation-table { overflow-x: auto; }
  .observation-row { min-width: 540px; }
  .match-page.game-shell { min-height: auto !important; padding: 10px 8px 24px !important; }
  .match-heading { margin-bottom: 8px !important; text-align: center; }
  .match-heading h1 { margin: 2px 0 !important; font-size: 20px !important; letter-spacing: -0.5px; }
  .match-heading p { font-size: 11px !important; display: block !important; margin-top: 2px !important; }
  .theme-pill { padding: 4px 8px !important; font-size: 9px !important; }
  .matching-board { grid-template-columns: 1fr !important; gap: 10px !important; align-items: stretch; }
  .matching-column { min-width: 0 !important; padding: 8px 10px !important; border-radius: 14px !important; }
  .matching-column > small { display: block !important; margin-bottom: 6px !important; font-size: 8px !important; letter-spacing: .06em !important; }
  .matching-card-grid { grid-template-columns: repeat(3, 1fr) !important; gap: 6px !important; }
  .picture-match-card { padding: 4px !important; border-width: 2px !important; border-radius: 10px !important; width: 100% !important; height: auto !important; aspect-ratio: 1 !important; max-height: none !important; }
  .picture-match-card img { border-radius: 7px !important; width: 100% !important; height: 100% !important; max-height: none !important; object-fit: cover !important; }
  .picture-match-card > span { width: 22px !important; height: 22px !important; right: 4px !important; top: 4px !important; border-width: 2px !important; font-size: 10px !important; }
  .word-match-list { grid-template-columns: repeat(2, 1fr) !important; gap: 6px !important; }
  .word-match-list button { min-height: 42px !important; max-height: none !important; padding: 6px 8px !important; border-radius: 10px !important; font-size: 11px !important; line-height: 1.2 !important; }
  .word-match-list button b { width: 18px !important; height: 18px !important; flex-basis: 18px !important; font-size: 9px !important; }
  .level-advance-panel { min-height: auto !important; margin-top: 8px !important; padding: 8px 10px !important; grid-template-columns: 28px 1fr !important; gap: 6px !important; border-radius: 10px !important; }
  .level-advance-panel > span { width: 28px !important; height: 28px !important; font-size: 14px !important; }
  .level-advance-panel strong { font-size: 10px !important; }
  .level-advance-panel small { font-size: 8px !important; }
  .level-advance-panel > button { min-height: 38px !important; padding: 6px 10px !important; border-radius: 9px !important; font-size: 11px !important; }
  .match-feedback { min-height: auto !important; margin-top: 8px !important; padding: 8px 10px !important; align-items: center !important; gap: 8px !important; border-radius: 10px !important; }
  .match-feedback > p, .match-feedback div p { font-size: 10px !important; margin: 0 !important; }
  .match-feedback strong { font-size: 11px !important; }
  .match-feedback div small { font-size: 9px !important; }
  .match-feedback .lgp-button { padding: 6px 10px !important; font-size: 10px !important; }
  .sequence-game-page { min-height: calc(100vh - 72px); padding: 13px 10px 28px; }
  .sequence-game-page .sequence-heading { margin-bottom: 9px; }
  .sequence-game-page .sequence-heading h1 { margin: 6px 0 2px; font-size: 29px; letter-spacing: -1px; }
  .sequence-heading p { font-size: 11px; }
  .sequence-pill { padding: 5px 9px; font-size: 8px; }
  .sequence-game-board { gap: 8px; }
  .sequence-source, .sequence-answer { padding: 8px; border-radius: 15px; }
  .sequence-source > small, .sequence-answer > small { margin-bottom: 6px; font-size: 7px; }
  .sequence-source-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 5px; }
  .sequence-source-grid button { padding: 4px; border-radius: 9px; font-size: 7px; line-height: 1.15; }
  .sequence-source-grid img { height: 94px; margin-bottom: 4px; }
  .sequence-slots { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 5px; }
  .sequence-slots > div { min-height: 92px; border-radius: 9px; }
  .slot-number { width: 22px; height: 22px; left: 3px; top: 3px; border-width: 2px; font-size: 10px; }
  .sequence-slots p { padding: 6px; font-size: 7px; text-align: center; }
  .sequence-slots button { padding: 2px; }
  .sequence-slots i { width: 21px; height: 21px; right: 3px; top: 3px; font-size: 13px; }
  .sequence-actions { margin-top: 7px; gap: 5px; }
  .sequence-actions button { min-height: 42px; padding: 8px; font-size: 10px; }
  .sequence-feedback { margin-top: 8px; padding: 12px; }
  .sequence-feedback p { font-size: 11px; }
  .quiz-image-card { max-width: 440px; margin: auto; }
  .answer-panel { padding-top: 2px; }
  .feedback { align-items: flex-start; }
  .memory-heading { margin: 12px auto 10px; }
  .memory-heading h1 { margin-top: 5px; font-size: 27px; line-height: 1.05; letter-spacing: -.8px; }
  .memory-grid,
  .memory-grid.level-1,
  .memory-grid.level-2,
  .memory-grid.level-3 { grid-template-columns: repeat(4, minmax(0, 1fr)) !important; gap: 6px; max-width: 100%; margin: 0 auto; }
  .memory-back, .memory-front { border-width: 2px; border-radius: 8px; }
  .memory-back::before { inset: 4px; border-radius: 6px; }
  .memory-back .tooth-mark { width: 30px; height: 30px; }
  .memory-front > i { width: 18px; height: 18px; right: 3px; top: 3px; font-size: 10px; }
  .memory-tip { margin-top: 10px; font-size: 10px; }
  .memory-front.word b { font-size: 11px; }
  .result-card { padding: 38px 20px 30px; border-radius: 22px; }
  .result-card h1 { font-size: 34px; }
  .result-actions { grid-template-columns: 1fr; }
  footer { justify-content: center; text-align: center; }
  .footer-logo { height: 48px; }
  .footer-guide-link { display: none; }
  footer p { display: none; }
}

@media (max-width: 430px) {
  .brand-logo,
  .site-header.compact .brand-logo { height: 42px; }
  .brand strong { max-width: 160px; white-space: normal; line-height: .95; }
  .guide-nav-button { display: none; }
  .bilingual-tag { padding: 7px 8px; }
  .bilingual-tag i { display: none; }
  .hero-notes { gap: 9px; }
  .hero-art { min-height: 270px; }
  .quick-facts strong { font-size: 24px; }
  .quick-facts span { max-width: 95px; }
  .mode-card { grid-template-columns: 54px 1fr; }
  .mode-icon { width: 54px; height: 54px; }
  .mode-card > i { display: none; }
  .matching-card-grid { grid-template-columns: repeat(2,1fr); }
  .word-match-list { grid-template-columns: 1fr; }
  .sequence-slots { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .sequence-slots > div { min-height: 84px; }
  .sequence-source-grid img { height: 84px; }
}

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

/* Guia do Professor - Perfect High Contrast & Readability */
.guide-hero {
  background: linear-gradient(135deg, #041642 0%, #071f58 60%, #063780 100%) !important;
  color: #ffffff !important;
}
.guide-hero h1,
.guide-hero-copy h1 {
  color: #ffffff !important;
}
.guide-hero .guide-kicker {
  color: #6de5ee !important;
}
.guide-hero-copy > p {
  color: rgba(255, 255, 255, 0.95) !important;
  font-size: 1.05rem !important;
}

@media (max-width: 991.98px) {
  .guide-hero {
    text-align: center !important;
  }
  .guide-hero-copy {
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    text-align: center !important;
    margin-left: auto !important;
    margin-right: auto !important;
  }
  .guide-hero-copy .guide-kicker,
  .guide-hero-copy h1,
  .guide-hero-copy p {
    text-align: center !important;
    margin-left: auto !important;
    margin-right: auto !important;
  }
  .guide-downloads {
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    justify-content: center !important;
    width: 100% !important;
    gap: 12px !important;
    margin-left: auto !important;
    margin-right: auto !important;
  }
  .guide-downloads a {
    margin-left: auto !important;
    margin-right: auto !important;
    text-align: center !important;
  }
}

.guide-intro-grid .guide-panel:not(.principles-panel) {
  background-color: #ffffff !important;
  border: 1px solid rgba(0, 40, 104, 0.15) !important;
  box-shadow: 0 8px 24px rgba(0, 40, 104, 0.06) !important;
  text-align: center !important;
}
.guide-intro-grid .guide-panel:not(.principles-panel) h2 {
  color: #002868 !important;
  text-align: center !important;
}
.guide-intro-grid .guide-panel:not(.principles-panel) p {
  color: #0f172a !important;
  opacity: 1 !important;
  font-size: 1.05rem !important;
  text-align: center !important;
}

.guide-intro-grid .principles-panel {
  background: linear-gradient(135deg, #002868 0%, #004b87 100%) !important;
  color: #ffffff !important;
  border: none !important;
  text-align: center !important;
}
.guide-intro-grid .principles-panel h2 {
  color: #ffffff !important;
  text-align: center !important;
}
.guide-intro-grid .principles-panel ul {
  text-align: center !important;
  list-style-position: inside !important;
  padding-left: 0 !important;
}
.guide-intro-grid .principles-panel ul li {
  color: #ffffff !important;
  font-size: 1rem !important;
  margin-bottom: 8px !important;
}

.guide-split-section {
  text-align: center !important;
}
.guide-split-section h2 {
  color: #002868 !important;
  text-align: center !important;
}
.guide-split-section p {
  color: #000000 !important;
  font-weight: 600 !important;
  opacity: 1 !important;
  text-align: center !important;
}
.check-list {
  display: flex !important;
  flex-direction: column !important;
  align-items: center !important;
  gap: 10px !important;
  padding-left: 0 !important;
}
.check-list li {
  width: 100% !important;
  max-width: 680px !important;
  background-color: #ffffff !important;
  color: #0f172a !important;
  border: 1px solid rgba(0, 40, 104, 0.15) !important;
  border-radius: 12px !important;
  padding: 12px 20px !important;
  font-size: 1rem !important;
  font-weight: 700 !important;
  text-align: center !important;
  justify-content: center !important;
  box-shadow: 0 4px 12px rgba(0, 40, 104, 0.05) !important;
}

.guide-theme-grid article {
  background-color: #f8fafc !important;
  border: 1.5px solid rgba(0, 40, 104, 0.15) !important;
  border-radius: 16px !important;
  padding: 24px !important;
  text-align: center !important;
}
.guide-theme-grid article span {
  color: #002868 !important;
  font-weight: 900 !important;
  font-size: 0.85rem !important;
  display: block !important;
  margin-bottom: 6px !important;
  text-align: center !important;
}
.guide-theme-grid article h3 {
  color: #002868 !important;
  font-size: 1.4rem !important;
  font-weight: 800 !important;
  margin-bottom: 12px !important;
  text-align: center !important;
}
.guide-theme-grid article p {
  color: #0f172a !important;
  font-size: 1.05rem !important;
  font-weight: 600 !important;
  opacity: 1 !important;
  text-align: center !important;
}

.card-exploration {
  background: linear-gradient(135deg, #001f54 0%, #002868 100%) !important;
  color: #ffffff !important;
  border-radius: 16px !important;
  padding: 24px !important;
  text-align: center !important;
}
.card-exploration strong {
  color: #ffffff !important;
  font-size: 1.2rem !important;
  display: block !important;
  margin-bottom: 14px !important;
}
.card-exploration ol {
  color: #ffffff !important;
  list-style-position: inside !important;
  text-align: center !important;
  padding-left: 0 !important;
}
.card-exploration ol li {
  color: #ffffff !important;
  font-size: 1rem !important;
  margin-bottom: 8px !important;
}

.guide-activity-grid article {
  background-color: #ffffff !important;
  border: 1.5px solid rgba(0, 40, 104, 0.15) !important;
  border-top: 6px solid var(--activity-color, #002868) !important;
  border-radius: 20px !important;
  padding: 24px !important;
  box-shadow: 0 8px 24px rgba(0, 40, 104, 0.08) !important;
  display: flex !important;
  flex-direction: column !important;
  align-items: center !important;
  text-align: center !important;
}
.guide-activity-grid article > span {
  margin-left: auto !important;
  margin-right: auto !important;
  margin-bottom: 12px !important;
  width: 44px !important;
  height: 44px !important;
  font-size: 1.2rem !important;
}
.guide-activity-grid article small {
  color: var(--activity-color, #007f96) !important;
  font-weight: 900 !important;
  font-size: 0.85rem !important;
  letter-spacing: 0.1em !important;
  display: block !important;
  margin-bottom: 6px !important;
  text-align: center !important;
}
.guide-activity-grid article h3 {
  color: #002868 !important;
  font-size: 1.45rem !important;
  font-weight: 800 !important;
  margin: 6px 0 12px 0 !important;
  text-align: center !important;
}
.guide-activity-grid article p {
  color: #0f172a !important;
  font-size: 1.05rem !important;
  line-height: 1.6 !important;
  opacity: 1 !important;
  margin-bottom: 14px !important;
  min-height: auto !important;
  text-align: center !important;
}
.guide-activity-grid article b {
  color: #1e293b !important;
  font-size: 0.95rem !important;
  font-weight: 700 !important;
  line-height: 1.5 !important;
  background-color: #f1f5f9 !important;
  border-radius: 10px !important;
  padding: 10px 14px !important;
  display: block !important;
  width: 100% !important;
  text-align: center !important;
}

.guide-digital-extras article {
  background-color: #ffffff !important;
  border: 1px solid rgba(0, 40, 104, 0.15) !important;
  border-radius: 16px !important;
  padding: 24px !important;
  text-align: center !important;
}
.guide-digital-extras article small {
  color: #007f96 !important;
  font-weight: 800 !important;
}
.guide-digital-extras article h3 {
  color: #002868 !important;
  text-align: center !important;
}
.guide-digital-extras article p {
  color: #1e293b !important;
  text-align: center !important;
}

.observation-section h2,
.observation-section span {
  color: #002868 !important;
  text-align: center !important;
}
.observation-section p {
  color: #000000 !important;
  text-align: center !important;
}
.observation-row.header {
  background-color: #002868 !important;
  color: #ffffff !important;
}
.observation-row:not(.header) {
  background-color: #ffffff !important;
  color: #0f172a !important;
  border-bottom: 1px solid #e2e8f0 !important;
}
.health-disclaimer {
  color: #334155 !important;
  font-weight: 600 !important;
  text-align: center !important;
}

/* Guia do Professor - Enforce Black Text */
.teacher-guide-page .guide-note,
.teacher-guide-page .observation-section p,
.teacher-guide-page .guide-split-section p {
  color: #000000 !important;
  font-weight: 700 !important;
  opacity: 1 !important;
}

@media (max-width: 991.98px) {
  .back-to-home-link {
    display: none !important;
  }
}

.check-list.plain-list li::before {
  display: none !important;
  content: "" !important;
}
.check-list.plain-list li {
  padding: 12px 20px !important;
  text-align: center !important;
}

@media (max-width: 768px) {
  .compact-list li,
  .accessibility-section .check-list li {
    font-size: 0.85rem !important;
    line-height: 1.4 !important;
    padding: 9px 14px 9px 38px !important;
  }
}

/* ==========================================================================
   Learning Cards (Versão Digital A6) Styles
   ========================================================================== */
.learning-cards-page {
  max-width: 1080px;
  margin: 0 auto;
  padding: 20px 16px 40px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.theme-tabs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: center;
}
.theme-tabs button {
  padding: 6px 14px;
  border-radius: 20px;
  border: 2px solid transparent;
  background: #f0eaf8;
  color: #5b437e;
  font-weight: 800;
  font-size: 13px;
  cursor: pointer;
  transition: all 0.2s ease;
}
.theme-tabs button:hover {
  background: #e2d6f3;
}
.theme-tabs button.active {
  background: var(--theme, #079eb3);
  color: white;
  border-color: var(--theme, #079eb3);
}

.learning-heading {
  text-align: center;
  margin: 16px 0 24px;
}
.learning-heading h1 {
  margin: 6px 0 2px;
  font-size: 26px;
  font-weight: 900;
  color: #2b1c40;
}
.learning-heading p {
  margin: 0;
  color: #695780;
  font-weight: 700;
  font-size: 14px;
}

.learning-card-container {
  width: 100%;
  max-width: 460px;
  margin: 0 auto;
}

.learning-card-a6 {
  background: #ffffff;
  border: 3px solid var(--theme, #079eb3);
  border-radius: 20px;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.08), 0 4px 12px rgba(0, 0, 0, 0.04);
  padding: 20px;
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 16px;
  height: 100%;
  box-sizing: border-box;
  transition: transform 0.2s ease, border-color 0.3s ease;
}

.card-a6-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 2px dashed #e8e2f0;
  padding-bottom: 12px;
}
.card-theme-tag {
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.5px;
  color: var(--theme, #079eb3);
  background: var(--theme-light, #dff8fb);
  padding: 4px 10px;
  border-radius: 12px;
  text-transform: uppercase;
}
.card-word-title {
  margin: 0;
  font-size: 20px;
  font-weight: 900;
  color: #2b1c40;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  text-align: center;
  flex: 1;
}
.card-number-badge {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--theme, #079eb3);
  color: white;
  font-weight: 900;
  font-size: 14px;
  display: grid;
  place-items: center;
}

.card-a6-image-box {
  width: 100%;
  height: 220px;
  background: #ffffff;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 0;
}
.card-a6-image-box img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
  padding: 6px;
  box-sizing: border-box;
}

.learning-workspace {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
  width: 100%;
  max-width: 1080px;
  margin: 0 auto;
}

@media (min-width: 992px) {
  .learning-workspace {
    display: grid;
    grid-template-columns: 420px 1fr;
    gap: 28px;
    align-items: start;
  }
}

.card-a6-wrapper,
.lgp-video-card {
  width: 100%;
  max-width: 680px;
  box-sizing: border-box;
}

@media (min-width: 992px) {
  .card-a6-wrapper,
  .lgp-video-card {
    max-width: 100%;
  }
}

.lgp-video-card {
  background: #ffffff;
  border: 3px solid var(--theme, #079eb3);
  border-radius: 20px;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.08), 0 4px 12px rgba(0, 0, 0, 0.04);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  width: 100%;
  box-sizing: border-box;
}
.lgp-video-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 2px dashed #e8e2f0;
  padding-bottom: 12px;
}
.lgp-video-badge {
  font-size: 11px;
  font-weight: 900;
  color: var(--theme, #079eb3);
  background: var(--theme-light, #dff8fb);
  padding: 4px 10px;
  border-radius: 12px;
  letter-spacing: 0.5px;
}
.lgp-video-header h3 {
  margin: 0;
  font-size: 18px;
  font-weight: 900;
  color: #2b1c40;
}
.lgp-video-player {
  width: 100%;
  aspect-ratio: 16 / 9;
  min-height: 280px;
  background: #1e152a;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}
@media (min-width: 600px) {
  .lgp-video-player {
    min-height: 350px;
  }
}
.lgp-video-player iframe {
  width: 100%;
  height: 100%;
  border: 0;
  border-radius: 14px;
  pointer-events: none;
}
.lgp-video-screen {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: white;
  gap: 10px;
  text-align: center;
  padding: 16px;
}
.play-icon-large {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--theme, #079eb3);
  display: grid;
  place-items: center;
  font-size: 22px;
  color: white;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}
.lgp-video-screen p {
  margin: 0;
  font-size: 13px;
  font-weight: 700;
  color: #d1c5e3;
}
.lgp-video-note {
  margin: 0;
  font-size: 13px;
  color: #695780;
  font-weight: 600;
  line-height: 1.4;
}

.card-a6-content {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.card-section h3 {
  margin: 0 0 4px;
  font-size: 13px;
  font-weight: 900;
  color: var(--theme, #079eb3);
  text-transform: uppercase;
  letter-spacing: 0.3px;
}
.card-section p {
  margin: 0;
  font-size: 14px;
  line-height: 1.45;
  color: #3b2c52;
  font-weight: 600;
}
.card-example-sentence {
  font-style: italic;
  background: #f8f6fc;
  padding: 8px 12px;
  border-left: 4px solid var(--theme, #079eb3);
  border-radius: 0 8px 8px 0;
}

.card-a6-footer {
  display: flex;
  justify-content: center;
  padding-top: 4px;
}
.lgp-card-button {
  width: 100%;
  justify-content: center;
  padding: 10px 16px;
  font-size: 14px;
  font-weight: 900;
  border-radius: 12px;
}

.card-pagination-grid {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  justify-content: center;
  margin: 20px 0 16px;
  max-width: 960px;
}
.card-nav-dot {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  border: 2px solid #ded5eb;
  background: white;
  color: #5c4779;
  font-weight: 800;
  font-size: 12px;
  cursor: pointer;
  transition: all 0.15s ease;
}
.card-nav-dot:hover {
  border-color: var(--theme, #079eb3);
  color: var(--theme, #079eb3);
}
.card-nav-dot.active {
  background: var(--theme, #079eb3);
  color: white;
  border-color: var(--theme, #079eb3);
}

.learning-controls {
  display: flex;
  gap: 12px;
  justify-content: center;
  width: 100%;
  max-width: 960px;
}
.learning-controls button {
  flex: 1;
}

.btn-label-desktop {
  display: inline;
}
.btn-label-mobile {
  display: none;
}

@media (max-width: 540px) {
  .btn-label-desktop {
    display: none !important;
  }
  .btn-label-mobile {
    display: inline-flex !important;
    flex-direction: column !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 2px !important;
    line-height: 1.1 !important;
  }
  .btn-label-mobile .btn-word {
    font-size: 14px !important;
    font-weight: 700 !important;
  }
  .btn-label-mobile .btn-arrow {
    font-size: 15px !important;
    font-weight: 900 !important;
  }
}

.scroll-to-top-fab {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--blue, #1768ca);
  color: #ffffff;
  border: 3px solid #ffffff;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.22);
  display: grid;
  place-items: center;
  font-size: 24px;
  font-weight: 900;
  cursor: pointer;
  z-index: 9999;
  transition: transform 0.2s ease, background-color 0.2s ease, box-shadow 0.2s ease;
}

.scroll-to-top-fab:hover {
  transform: translateY(-4px) scale(1.08);
  background: #058fdb;
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.32);
}

.scroll-to-top-fab:active {
  transform: translateY(-1px) scale(0.98);
}

@media (max-width: 640px) {
  .lgp-video-card {
    padding: 12px !important;
    gap: 12px !important;
    border-radius: 16px !important;
  }
  .lgp-video-player {
    aspect-ratio: 16 / 9 !important;
    min-height: auto !important;
    height: auto !important;
  }
  .play-icon-large {
    width: 64px !important;
    height: 64px !important;
    font-size: 26px !important;
  }
}

/* Clean LGP Video Player Overlay Fix */
.lgp-video-player iframe,
.lgp-video-player video {
  pointer-events: none !important;
  user-select: none !important;
}

.lgp-video-play-overlay {
  position: absolute !important;
  top: 0 !important;
  left: 0 !important;
  width: 100% !important;
  height: 100% !important;
  display: flex !important;
  flex-direction: column !important;
  align-items: center !important;
  justify-content: center !important;
  background: rgba(0, 0, 0, 0.45) !important;
  border-radius: 14px !important;
  z-index: 100 !important;
  cursor: pointer !important;
  transition: all 0.25s ease !important;
}

.lgp-video-play-overlay:hover .lgp-video-play-btn {
  transform: scale(1.1) !important;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5) !important;
}

.lgp-video-play-btn {
  width: 76px !important;
  height: 76px !important;
  border-radius: 50% !important;
  background-color: var(--theme, #079eb3) !important;
  color: #ffffff !important;
  border: 3px solid #ffffff !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  font-size: 32px !important;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35) !important;
  margin-bottom: 12px !important;
  padding-left: 0 !important;
  transition: transform 0.2s ease, box-shadow 0.2s ease !important;
}

.lgp-video-play-btn svg {
  width: 32px !important;
  height: 32px !important;
  fill: #ffffff !important;
  margin-left: 3px !important;
  pointer-events: none !important;
}

.lgp-video-player video::-webkit-media-controls-start-playback-button,
.lgp-video-player video::-webkit-media-controls-play-button,
.lgp-video-player video::-webkit-media-controls-overlay-play-button {
  display: none !important;
  -webkit-appearance: none !important;
  opacity: 0 !important;
}

.lgp-video-play-text {
  color: #ffffff !important;
  font-weight: 800 !important;
  font-size: 16px !important;
  letter-spacing: 0.5px !important;
  text-shadow: 0 2px 6px rgba(0, 0, 0, 0.8) !important;
}

.lgp-video-player [class*="extension"],
.lgp-video-player [id*="extension"],
.lgp-video-player [class*="toaster"],
.lgp-video-player [class*="sleex"],
.lgp-video-player [class*="be_skin"],
[class*="sleex-extension-toaster"],
[class*="sleex-extension-container"] {
  display: none !important;
  visibility: hidden !important;
  opacity: 0 !important;
  pointer-events: none !important;
}