:root {
  --green: #45b56b;
  --green-dark: #25864b;
  --sky: #55b9f3;
  --sky-soft: #e9f7ff;
  --yellow: #ffd85a;
  --yellow-soft: #fff7d7;
  --ink: #213547;
  --muted: #5d7183;
  --line: #dbe9ef;
  --white: #ffffff;
  --surface: #f7fcfb;
  --shadow: 0 18px 45px rgba(32, 77, 92, 0.12);
  --radius: 22px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Nunito", Arial, sans-serif;
  color: var(--ink);
  background: var(--surface);
  line-height: 1.6;
}

a {
  color: var(--green-dark);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

img {
  max-width: 100%;
}

.container {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}

.nav {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  font-weight: 800;
  font-size: 1.05rem;
}

.brand:hover {
  text-decoration: none;
}

.brand-mark {
  width: 42px;
  height: 42px;
  display: inline-grid;
  place-items: center;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--green), var(--sky));
  color: var(--white);
  box-shadow: 0 8px 18px rgba(69, 181, 107, 0.24);
}

.nav-menu {
  display: none;
  position: absolute;
  top: 72px;
  left: 16px;
  right: 16px;
  padding: 14px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--shadow);
}

.nav-menu.is-open {
  display: grid;
  gap: 6px;
}

.nav-menu a {
  display: block;
  padding: 12px 14px;
  border-radius: 12px;
  color: var(--ink);
  font-weight: 700;
}

.nav-menu a:hover,
.nav-menu a[aria-current="page"] {
  background: var(--sky-soft);
  color: var(--green-dark);
  text-decoration: none;
}

.nav-toggle {
  width: 46px;
  height: 46px;
  display: inline-grid;
  place-content: center;
  gap: 5px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--white);
  cursor: pointer;
}

.nav-toggle span:not(.sr-only) {
  width: 20px;
  height: 2px;
  background: var(--ink);
  border-radius: 999px;
}

.hero {
  overflow: hidden;
  padding: 52px 0 44px;
  background:
    radial-gradient(circle at 20% 10%, rgba(255, 216, 90, 0.35), transparent 30%),
    linear-gradient(180deg, #f1fbff 0%, #ffffff 100%);
}

.hero-grid {
  display: grid;
  gap: 32px;
  align-items: center;
}

.eyebrow,
.section-label {
  margin: 0 0 10px;
  color: var(--green-dark);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.16;
}

h1 {
  font-size: clamp(2.35rem, 9vw, 4.8rem);
  letter-spacing: 0;
}

h2 {
  font-size: clamp(1.75rem, 5vw, 2.6rem);
}

h3 {
  font-size: 1.2rem;
}

.hero-subtitle {
  margin: 18px 0 0;
  font-size: clamp(1.2rem, 4vw, 1.65rem);
  color: #2d596f;
  font-weight: 800;
}

.hero-description {
  max-width: 650px;
  margin: 16px 0 0;
  color: var(--muted);
  font-size: 1.08rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: 12px 20px;
  border-radius: 999px;
  font-weight: 800;
  text-align: center;
}

.button:hover {
  text-decoration: none;
}

.button-primary {
  color: var(--white);
  background: var(--green-dark);
  box-shadow: 0 10px 24px rgba(37, 134, 75, 0.22);
}

.button-secondary {
  color: var(--ink);
  background: var(--yellow);
}

.mascot-panel {
  min-height: 330px;
  position: relative;
  display: grid;
  place-items: center;
  padding: 30px;
  border-radius: 32px;
  background: linear-gradient(160deg, var(--yellow-soft), var(--sky-soft));
  box-shadow: var(--shadow);
}

.dino-mascot {
  position: relative;
  width: 220px;
  height: 220px;
}

.dino-body,
.dino-head,
.dino-tail,
.dino-leg {
  position: absolute;
  background: var(--green);
}

.dino-body {
  width: 128px;
  height: 110px;
  left: 50px;
  top: 82px;
  border-radius: 58px 58px 42px 42px;
}

.dino-head {
  width: 94px;
  height: 82px;
  left: 108px;
  top: 34px;
  border-radius: 44px 46px 38px 28px;
}

.dino-eye {
  position: absolute;
  width: 12px;
  height: 12px;
  top: 24px;
  right: 26px;
  background: var(--ink);
  border-radius: 50%;
}

.dino-smile {
  position: absolute;
  width: 28px;
  height: 14px;
  right: 15px;
  bottom: 22px;
  border-bottom: 3px solid var(--ink);
  border-radius: 0 0 20px 20px;
}

.dino-belly {
  position: absolute;
  width: 70px;
  height: 68px;
  right: 16px;
  bottom: 14px;
  background: #a8e48a;
  border-radius: 38px;
}

.dino-tail {
  width: 90px;
  height: 42px;
  left: 6px;
  top: 120px;
  border-radius: 45px 0 0 45px;
  transform: rotate(-18deg);
}

.dino-leg {
  width: 30px;
  height: 40px;
  top: 174px;
  border-radius: 0 0 16px 16px;
}

.leg-one {
  left: 78px;
}

.leg-two {
  left: 132px;
}

.mascot-note {
  position: absolute;
  left: 22px;
  right: 22px;
  bottom: 20px;
  display: grid;
  gap: 2px;
  padding: 14px 16px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.86);
  text-align: center;
}

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

.section {
  padding: 54px 0;
}

.section-soft {
  background: #ffffff;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 28px;
}

.section-heading p:last-child,
.two-column p,
.info-card p,
.feature-card p,
.app-card p,
.policy-card p,
.contact-card p,
.faq-list p {
  color: var(--muted);
}

.two-column,
.contact-layout {
  display: grid;
  gap: 24px;
}

.info-card,
.feature-card,
.app-card,
.policy-card,
.contact-card,
.cta-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: 0 12px 30px rgba(32, 77, 92, 0.08);
}

.info-card,
.app-card,
.contact-card,
.cta-card {
  padding: 24px;
}

.highlight-card {
  background: linear-gradient(145deg, #ffffff, var(--yellow-soft));
}

.feature-card {
  display: grid;
  gap: 24px;
  padding: 24px;
}

.feature-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.feature-list li {
  padding: 12px 14px;
  border-radius: 14px;
  background: var(--sky-soft);
  color: #234d61;
  font-weight: 800;
}

.status-pill {
  display: inline-flex;
  width: fit-content;
  margin-bottom: 12px;
  padding: 7px 12px;
  border-radius: 999px;
  background: var(--yellow);
  color: #654f00;
  font-size: 0.86rem;
  font-weight: 800;
}

.status-secondary {
  background: var(--sky-soft);
  color: #235f82;
}

.card-grid,
.app-grid {
  display: grid;
  gap: 18px;
}

.card-icon {
  width: 42px;
  height: 42px;
  display: inline-grid;
  place-items: center;
  margin-bottom: 14px;
  border-radius: 14px;
  background: var(--sky-soft);
  color: var(--green-dark);
  font-weight: 900;
}

.cta-section {
  padding-top: 24px;
}

.cta-card {
  display: grid;
  gap: 18px;
  align-items: center;
  background: linear-gradient(135deg, var(--sky-soft), var(--yellow-soft));
}

.page-hero {
  padding: 48px 0;
  background: linear-gradient(180deg, var(--sky-soft), #ffffff);
}

.page-hero h1 {
  max-width: 820px;
  font-size: clamp(2.1rem, 7vw, 3.8rem);
}

.page-hero p:last-child {
  max-width: 720px;
  color: var(--muted);
  font-size: 1.12rem;
}

.policy-hero {
  background: linear-gradient(180deg, var(--yellow-soft), #ffffff);
}

.app-card {
  display: grid;
  gap: 18px;
}

.featured-app-card {
  background: linear-gradient(145deg, #ffffff, var(--sky-soft));
}

.app-icon,
.contact-badge {
  width: 70px;
  height: 70px;
  display: grid;
  place-items: center;
  border-radius: 20px;
  color: var(--white);
  font-weight: 900;
  font-size: 1.55rem;
}

.mandarin-icon,
.contact-badge {
  background: linear-gradient(135deg, var(--green), var(--sky));
}

.bm-icon {
  background: linear-gradient(135deg, #f2b83b, var(--green));
}

.english-icon {
  background: linear-gradient(135deg, var(--sky), #7f78ff);
}

.policy-card {
  max-width: 860px;
  padding: 28px;
}

.policy-card h2 {
  margin-top: 30px;
  font-size: 1.35rem;
}

.last-updated {
  padding: 14px 16px;
  border-radius: 14px;
  background: var(--sky-soft);
}

.contact-card {
  align-self: start;
}

.faq-list details {
  margin-top: 14px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--white);
  overflow: hidden;
}

.faq-list summary {
  padding: 18px 20px;
  cursor: pointer;
  font-weight: 800;
}

.faq-list details p {
  margin: 0;
  padding: 0 20px 18px;
}

.site-footer {
  padding: 28px 0;
  background: #173343;
  color: var(--white);
}

.footer-inner {
  display: grid;
  gap: 8px;
  align-items: center;
}

.footer-inner p {
  margin: 0;
}

.footer-inner a {
  color: var(--yellow);
}

@media (min-width: 760px) {
  .nav-toggle {
    display: none;
  }

  .nav-menu {
    position: static;
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 0;
    border: 0;
    box-shadow: none;
    background: transparent;
  }

  .nav-menu a {
    padding: 10px 12px;
  }

  .hero {
    padding: 76px 0 70px;
  }

  .hero-grid,
  .two-column,
  .contact-layout {
    grid-template-columns: 1.08fr 0.92fr;
  }

  .feature-card {
    grid-template-columns: 0.95fr 1.05fr;
    align-items: center;
    padding: 32px;
  }

  .card-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .app-card {
    grid-template-columns: auto 1fr;
    align-items: center;
    padding: 30px;
  }

  .cta-card {
    grid-template-columns: 1fr auto;
    padding: 32px;
  }

  .footer-inner {
    grid-template-columns: 1fr auto;
  }
}

@media (max-width: 420px) {
  .container {
    width: min(100% - 24px, 1120px);
  }

  .brand {
    font-size: 0.98rem;
  }

  .brand-mark {
    width: 38px;
    height: 38px;
  }

  .button {
    width: 100%;
  }

  .mascot-panel {
    min-height: 300px;
    padding: 18px;
  }
}