@charset "UTF-8";
:root {
  --paper: #f6f5ef;
  --ink: #182b31;
  --muted: #58666a;
  --orange: #c64525;
  --line: #d9dcd4;
  --mint: #dfece5;
  --radius: 20px;
  font-family: "Segoe UI", Arial, sans-serif;
  color: var(--ink);
  background: var(--paper);
  font-synthesis: none;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 30px;
}
body {
  margin: 0;
}
a {
  color: inherit;
  text-underline-offset: 5px;
}
button {
  font: inherit;
}
img {
  display: block;
  max-width: 100%;
  height: auto;
}
figure,
p,
h1,
h2,
h3 {
  margin: 0;
}
p {
  line-height: 1.65;
}
a,
button {
  -webkit-tap-highlight-color: transparent;
}
a:focus-visible,
button:focus-visible {
  outline: 3px solid var(--orange);
  outline-offset: 5px;
}
.wrap {
  width: min(1240px, calc(100% - 80px));
  margin-inline: auto;
}
.skip-link {
  position: absolute;
  top: -80px;
  left: 20px;
  padding: 12px;
  background: var(--ink);
  color: white;
  z-index: 10;
}
.skip-link:focus {
  top: 12px;
}
.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 105px;
  border-bottom: 1px solid var(--line);
  gap: 24px;
}
.brand {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  font-size: 26px;
  font-weight: 800;
  letter-spacing: -1px;
  white-space: nowrap;
}
.brand > span:last-child {
  color: var(--orange);
}
.brand-mark {
  display: inline-grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 11px;
  background: var(--orange);
  color: #fff;
  margin-right: 10px;
  font-size: 37px;
  line-height: 1;
  font-weight: 400;
  transform: rotate(-8deg);
}
nav {
  display: flex;
  align-items: center;
  gap: 32px;
}
nav a {
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
}
nav a:hover,
.text-link:hover {
  color: var(--orange);
}
.nav-cta {
  border: 1px solid var(--ink);
  padding: 12px 18px;
  border-radius: 7px;
}
.nav-cta span {
  margin-left: 18px;
}
.hero {
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: 45px;
  padding-block: 76px 62px;
  align-items: center;
}
.eyebrow {
  font-size: 12px;
  letter-spacing: 1.8px;
  font-weight: 750;
  line-height: 1.5;
}
.status-dot {
  display: inline-block;
  background: #c64525;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  margin-right: 7px;
}
.hero h1 {
  font-size: clamp(46px, 5.6vw, 78px);
  line-height: 1.04;
  letter-spacing: -3.8px;
  font-weight: 720;
  margin-block: 25px;
}
.hero h1 em {
  font-style: normal;
  color: var(--orange);
}
.intro {
  font-size: 18px;
  max-width: 430px;
  color: var(--muted);
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 25px;
  margin-top: 30px;
}
.button {
  display: inline-flex;
  align-items: center;
  gap: 24px;
  padding: 17px 21px;
  background: var(--ink);
  color: #fff;
  border-radius: 7px;
  text-decoration: none;
  font-weight: 650;
  font-size: 14px;
  transition: background 0.2s;
}
.button:hover {
  background: var(--orange);
}
.text-link {
  font-size: 14px;
  font-weight: 650;
  text-decoration: none;
}
.text-link span {
  margin-left: 9px;
}
.platform {
  font-size: 13px;
  color: var(--muted);
  margin-top: 27px;
}
.platform span {
  padding-inline: 8px;
}
.hero-art {
  position: relative;
  min-width: 0;
  padding-top: 10px;
}
.image-frame {
  border-radius: 110px 22px 22px 22px;
  overflow: hidden;
  background: #061b40;
  transform: rotate(2deg);
}
.image-frame img {
  width: 100%;
  aspect-ratio: 1.08;
  object-fit: cover;
  object-position: 47% center;
}
.art-sticker {
  position: absolute;
  bottom: 64px;
  left: -30px;
  display: block;
  background: #f3e6a9;
  box-shadow: 0 5px 20px #0002;
  padding: 18px 24px;
  transform: rotate(-7deg);
  font-size: 17px;
  font-weight: 750;
  line-height: 1.3;
  border-radius: 4px;
}
.art-sticker span {
  font-size: 35px;
  position: absolute;
  right: -15px;
  top: -22px;
  color: var(--orange);
}
.hero-art figcaption {
  font-size: 11px;
  color: var(--muted);
  margin-top: 27px;
  line-height: 1.6;
  display: flex;
  gap: 9px;
  align-items: center;
}
.caption-line {
  width: 22px;
  height: 1px;
  background: var(--muted);
  flex-shrink: 0;
}
.hero-art-mr .image-frame {
  transform: none;
  border-radius: 28px;
}
.hero-art-mr .image-frame img {
  aspect-ratio: 3 / 2;
  object-fit: contain;
}
.hero-art-mr .art-sticker {
  bottom: 40px;
  left: -18px;
}
.reality-section {
  border-bottom: 1px solid var(--line);
}
.reality-gallery {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 26px;
}
.reality-card {
  min-width: 0;
}
.reality-card img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: contain;
  border-radius: var(--radius);
}
.reality-card figcaption {
  padding: 24px 4px 0;
}
.reality-card .eyebrow {
  color: var(--orange);
  font-size: 11px;
}
.reality-card h3 {
  margin-top: 10px;
  font-size: 23px;
}
.reality-card p {
  margin-top: 10px;
  color: var(--muted);
  font-size: 15px;
}
.principles {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-block: 1px solid var(--line);
  padding-block: 22px;
  gap: 20px;
}
.principles p {
  font-size: 14px;
  font-weight: 650;
}
.principles span {
  font-size: 12px;
  color: var(--orange);
  margin-right: 14px;
}
.section {
  padding-block: 85px;
}
.section-heading {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 50px;
  margin-bottom: 38px;
}
.section-heading > p {
  max-width: 380px;
  color: var(--muted);
  font-size: 16px;
}
h2 {
  font-size: clamp(30px, 3.5vw, 46px);
  line-height: 1.13;
  font-weight: 650;
  letter-spacing: -1.7px;
  margin-top: 14px;
}
h3 {
  font-size: 19px;
  font-weight: 650;
  letter-spacing: -0.4px;
}
.topic-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.topic {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 25px 23px;
  display: flex;
  flex-direction: column;
}
.math-symbol {
  height: 68px;
  width: fit-content;
  min-width: 68px;
  display: grid;
  place-items: center;
  border-radius: 16px;
  font-size: 27px;
  font-weight: 700;
  margin-bottom: 28px;
  padding: 8px 14px;
  letter-spacing: -1px;
}
.coral {
  background: #f2d7cc;
}
.lavender {
  background: #e4dff3;
}
.mint {
  background: #dcebe0;
}
.yellow {
  background: #f0e7bd;
}
.topic p {
  font-size: 14px;
  color: var(--muted);
  margin-top: 12px;
}
.topic-note {
  font-size: 12px;
  font-weight: 650;
  padding-top: 25px;
  margin-top: auto;
}
.section-note {
  font-size: 13px;
  color: var(--muted);
  margin-top: 23px;
}
.activity-section {
  background: #e8ede7;
  padding-block: 75px;
}
.activity-layout {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 48px;
  align-items: start;
}
.activity-options {
  padding-top: 15px;
}
.activity-button {
  display: flex;
  align-items: center;
  width: 100%;
  gap: 20px;
  background: transparent;
  border: 0;
  border-bottom: 1px solid #cbd3cb;
  padding: 25px 20px;
  text-align: left;
  color: var(--ink);
  cursor: pointer;
  border-radius: 10px;
}
.activity-button > span:last-child {
  margin-left: auto;
  font-size: 23px;
}
.activity-button strong {
  font-size: 22px;
  display: block;
  font-weight: 650;
}
.activity-button span span {
  display: block;
  color: var(--muted);
  font-size: 14px;
  margin-top: 6px;
}
.activity-number {
  color: var(--muted);
  font-size: 12px;
  align-self: flex-start;
  padding-top: 7px;
}
.activity-button.active {
  background: var(--ink);
  color: white;
  border-color: transparent;
}
.activity-button.active span span,
.activity-button.active .activity-number {
  color: #c9d6d7;
}
.activity-button:not(.active):hover {
  background: #dbe3da;
}
.activity-preview {
  border-radius: 16px;
  overflow: hidden;
  background: #fff;
  box-shadow: 0 12px 35px #182b3108;
}
.preview-bar {
  padding: 15px 20px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 1px;
  display: flex;
  align-items: center;
}
.preview-bar > span:last-child {
  margin-left: auto;
  color: var(--muted);
  font-weight: 400;
  font-size: 9px;
}
.preview-bar .status-dot {
  background: #49775d;
}
.activity-preview img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: contain;
  background: var(--paper);
}
.activity-preview figcaption {
  padding: 22px 26px;
  min-height: 145px;
}
.activity-preview figcaption strong {
  display: block;
  margin-bottom: 7px;
}
.activity-preview figcaption > span {
  display: block;
  font-size: 14px;
  color: var(--muted);
  line-height: 1.65;
}
.mode-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 50px;
}
.mode-icon {
  font-size: 36px;
  color: var(--orange);
  display: block;
  margin-bottom: 14px;
}
.mode-grid p {
  font-size: 15px;
  color: var(--muted);
  margin-top: 13px;
}
.progress-strip {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 50px;
  margin-top: 45px;
  padding-top: 30px;
  border-top: 1px solid var(--line);
}
.progress-strip h3 {
  margin-top: 10px;
}
.progress-strip > p {
  font-size: 15px;
  color: var(--muted);
}
.care-section {
  background: var(--ink);
  color: var(--paper);
  border-radius: var(--radius);
  padding: 55px;
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 75px;
}
.care-section > .care-list {
  display: grid;
  gap: 27px;
}
.care-section > div > p:last-child {
  color: #c5d0cd;
  max-width: 340px;
  margin-top: 23px;
  font-size: 15px;
}
.care-list article {
  display: flex;
  gap: 22px;
}
.care-list article > span {
  flex-shrink: 0;
  background: #2e4347;
  border-radius: 10px;
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  font-size: 23px;
  color: #f4d4a5;
}
.care-list h3 {
  font-size: 17px;
}
.care-list p {
  color: #c5d0cd;
  font-size: 14px;
  margin-top: 7px;
}
footer {
  border-top: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 25px;
  padding-block: 30px;
}
footer p,
footer > a:last-child {
  font-size: 13px;
  color: var(--muted);
}
footer > a:last-child {
  text-decoration: none;
}
@media (min-width: 1600px) {
  .hero {
    padding-block: 95px 80px;
  }
}
@media (max-width: 1000px) {
  .wrap {
    width: calc(100% - 48px);
  }
  nav {
    gap: 20px;
  }
  .hero {
    gap: 25px;
  }
  .hero h1 {
    letter-spacing: -2px;
  }
  .art-sticker {
    left: -10px;
    font-size: 14px;
    padding: 14px 18px;
  }
  .topic-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .section-heading {
    gap: 30px;
  }
  .section-heading > p {
    max-width: 330px;
  }
  .activity-layout {
    gap: 25px;
  }
  .activity-button {
    padding: 23px 12px;
    gap: 12px;
  }
  .care-section {
    padding: 35px;
    gap: 35px;
  }
  .mode-grid {
    gap: 30px;
  }
}
@media (max-width: 700px) {
  .reality-gallery {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .hero-art-mr .art-sticker {
    bottom: 34px;
    left: -10px;
    padding: 10px 14px;
    font-size: 12px;
  }
  .wrap {
    width: calc(100% - 36px);
  }
  .site-header {
    min-height: 85px;
    flex-wrap: wrap;
    padding-block: 18px;
    gap: 20px;
  }
  nav {
    width: 100%;
    justify-content: space-between;
    gap: 8px;
  }
  nav a {
    font-size: 12px;
  }
  .nav-cta {
    padding: 8px 10px;
  }
  .nav-cta span {
    margin-left: 5px;
  }
  .hero {
    grid-template-columns: 1fr;
    padding-block: 40px;
    gap: 28px;
  }
  .hero h1 {
    font-size: 60px;
    letter-spacing: -2.8px;
  }
  .hero-copy .eyebrow {
    font-size: 10px;
  }
  .intro {
    font-size: 17px;
  }
  .hero-actions {
    gap: 22px;
  }
  .hero-art {
    margin: 5px 10px 0;
  }
  .image-frame {
    border-top-left-radius: 75px;
  }
  .image-frame img {
    aspect-ratio: 1.25;
  }
  .art-sticker {
    bottom: 55px;
    left: -13px;
  }
  .hero-art figcaption {
    font-size: 10px;
  }
  .principles {
    gap: 14px;
    padding-block: 18px;
  }
  .principles p {
    font-size: 12px;
    line-height: 1.5;
  }
  .principles span {
    display: block;
    margin-bottom: 5px;
  }
  .section {
    padding-block: 55px;
  }
  .section-heading {
    display: block;
    margin-bottom: 27px;
  }
  .section-heading > p {
    margin-top: 20px;
    max-width: none;
    font-size: 15px;
  }
  h2 {
    font-size: 35px;
  }
  .topic-grid {
    gap: 12px;
  }
  .topic {
    padding: 20px 17px;
  }
  .topic h3 {
    font-size: 17px;
  }
  .topic p {
    font-size: 13px;
  }
  .math-symbol {
    font-size: 23px;
    min-width: 58px;
    height: 58px;
    margin-bottom: 22px;
    padding: 8px;
  }
  .topic-note {
    font-size: 11px;
  }
  .activity-section {
    padding-block: 50px;
  }
  .activity-layout {
    grid-template-columns: 1fr;
    gap: 23px;
  }
  .activity-options {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    padding: 0;
  }
  .activity-button {
    padding: 15px 12px;
    border: 1px solid #cbd3cb;
    gap: 8px;
  }
  .activity-button strong {
    font-size: 18px;
  }
  .activity-button span span {
    font-size: 12px;
    line-height: 1.4;
  }
  .activity-button > span:last-child {
    display: none;
  }
  .activity-number {
    font-size: 10px;
    padding-top: 4px;
  }
  .activity-preview figcaption {
    min-height: 165px;
  }
  .mode-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .mode-icon {
    float: left;
    width: 50px;
    margin-top: -7px;
  }
  .mode-grid h3,
  .mode-grid p {
    margin-left: 55px;
  }
  .progress-strip {
    grid-template-columns: 1fr;
    gap: 17px;
    margin-top: 32px;
  }
  .care-section {
    padding: 30px 25px;
    grid-template-columns: 1fr;
    gap: 33px;
  }
  .care-section > div > p:last-child {
    max-width: none;
  }
  footer {
    flex-wrap: wrap;
  }
  footer p {
    order: 3;
    width: 100%;
  }
}
@media (max-width: 360px) {
  .hero h1 {
    font-size: 51px;
  }
  .topic-grid {
    grid-template-columns: 1fr;
  }
  .hero-actions {
    gap: 18px;
  }
  .activity-button {
    padding: 13px 8px;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    transition: none !important;
  }
}