:root {
  --aqua: #43f4e4;
  --teal: #1cabb0;
  --yellow: #ffdb40;
  --cream: #fff8ba;
  --navy: #222e7b;
  --orange: #ff782d;
  --mint: #c2ffbd;
  --ink: #222e7b;
  --ink-soft: #425092;
  --paper: #fffef4;
  --mist: #d9fffb;
  --line: rgba(34, 46, 123, 0.16);
  --shadow: 0 22px 58px rgba(34, 46, 123, 0.16);
  --radius: 8px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans SC", "Microsoft YaHei", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 110px;
}

body {
  margin: 0;
  background:
    linear-gradient(180deg, #ffffff 0%, var(--paper) 42%, #f2ffef 100%);
  color: var(--ink);
  line-height: 1.6;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

:target {
  scroll-margin-top: 110px;
}

[data-lang-content="en"] {
  display: none;
}

body[data-lang="zh"] [data-lang-content="en"] {
  display: none !important;
}

body[data-lang="en"] [data-lang-content="zh"] {
  display: none !important;
}

body[data-lang="en"] [data-lang-content="en"] {
  display: inline !important;
}

body[data-lang="en"] img[data-lang-content="en"] {
  display: block !important;
}

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 20;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 24px;
  min-height: 74px;
  padding: 12px clamp(18px, 4vw, 56px);
  background: rgba(255, 254, 244, 0.92);
  border-bottom: 1px solid rgba(34, 46, 123, 0.1);
  backdrop-filter: blur(16px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-width: 160px;
}

.brand img {
  width: 42px;
  height: 42px;
  object-fit: contain;
}

.brand strong,
.brand small {
  display: block;
  line-height: 1.1;
}

.brand strong {
  color: var(--navy);
  font-size: 1rem;
  letter-spacing: 0;
}

.brand small {
  margin-top: 3px;
  color: var(--teal);
  font-size: 0.76rem;
}

.nav-links {
  display: flex;
  justify-content: center;
  gap: clamp(14px, 3vw, 34px);
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.nav-links a {
  padding: 8px 0;
}

.nav-links a:hover {
  color: var(--orange);
}

.language-switch {
  display: inline-grid;
  grid-template-columns: 1fr 1fr;
  min-width: 118px;
  min-height: 38px;
  padding: 3px;
  border: 2px solid var(--teal);
  border-radius: 999px;
  background: white;
}

.lang-button {
  min-width: 52px;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--ink-soft);
  font: inherit;
  font-size: 0.86rem;
  cursor: pointer;
}

.lang-button.is-active {
  background: var(--navy);
  color: white;
}

.hero {
  position: relative;
  display: grid;
  align-items: center;
  min-height: 78vh;
  padding: 122px clamp(22px, 6vw, 84px) 62px;
  overflow: hidden;
}

.hero-image,
.hero-overlay {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-image {
  object-fit: cover;
  object-position: center right;
}

.hero-overlay {
  background:
    linear-gradient(90deg, rgba(255, 248, 186, 0.98) 0%, rgba(255, 248, 186, 0.9) 30%, rgba(217, 255, 251, 0.58) 58%, rgba(255, 254, 244, 0.08) 100%),
    linear-gradient(0deg, rgba(255, 254, 244, 0.98) 0%, rgba(255, 254, 244, 0) 24%);
}

.hero-content {
  position: relative;
  z-index: 2;
  width: min(720px, 100%);
}

.eyebrow,
.section-kicker,
.plan-label {
  margin: 0 0 14px;
  color: var(--orange);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 760px;
  margin-bottom: 22px;
  font-size: clamp(3.1rem, 7vw, 6.4rem);
  line-height: 0.98;
  letter-spacing: 0;
  color: var(--navy);
  text-wrap: balance;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(1.9rem, 3.5vw, 3.15rem);
  line-height: 1.12;
  letter-spacing: 0;
  color: var(--navy);
}

h3 {
  margin-bottom: 8px;
  font-size: 1.08rem;
  line-height: 1.25;
}

.hero-copy {
  max-width: 620px;
  margin-bottom: 32px;
  color: var(--ink-soft);
  font-size: clamp(1.12rem, 2vw, 1.42rem);
}

.keep-together {
  white-space: nowrap;
}

.hero-title-zh {
  word-break: keep-all;
  overflow-wrap: normal;
}

.hero-actions,
.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.primary-action,
.secondary-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 13px 20px;
  border-radius: 999px;
  font-weight: 750;
  line-height: 1.2;
}

.primary-action {
  background: var(--teal);
  color: white;
  box-shadow: 0 10px 22px rgba(28, 171, 176, 0.24);
}

.primary-action:hover {
  background: #168e94;
}

.primary-action.dark {
  background: var(--navy);
}

.secondary-action {
  border: 2px solid var(--navy);
  background: rgba(255, 255, 255, 0.86);
  color: var(--navy);
}

.section,
.section-band,
.contact-section {
  padding: clamp(48px, 6vw, 78px) clamp(20px, 5vw, 68px);
}

.section-band {
  background:
    linear-gradient(135deg, var(--mist), var(--mint));
}

.section-inner {
  width: min(1160px, 100%);
  min-width: 0;
  margin: 0 auto;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 0.85fr);
  gap: clamp(34px, 7vw, 86px);
  align-items: center;
}

.parent-path {
  background:
    linear-gradient(135deg, rgba(217, 255, 251, 0.98), rgba(194, 255, 189, 0.68) 48%, rgba(255, 248, 186, 0.86));
}

.parent-path-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: clamp(18px, 3vw, 34px) clamp(24px, 4vw, 46px);
  align-items: center;
}

.split > *,
.parent-path-grid > *,
.support-story > *,
.school-entry > *,
.about-feature > *,
.contact-inner > * {
  min-width: 0;
}

.path-copy h2 {
  margin-bottom: 16px;
}

.coach-answer {
  margin-top: 22px;
  padding: 18px 20px;
  border-left: 7px solid var(--orange);
  background: rgba(255, 255, 255, 0.72);
  color: var(--navy);
  box-shadow: 0 12px 24px rgba(34, 46, 123, 0.08);
}

.coach-answer strong {
  font-size: clamp(1.06rem, 1.6vw, 1.28rem);
  line-height: 1.35;
}

.parent-clues {
  display: grid;
  gap: 12px;
}

.parent-clues article {
  display: grid;
  grid-template-columns: 50px 1fr;
  gap: 14px;
  align-items: start;
  padding: 15px 18px;
  border: 2px solid rgba(34, 46, 123, 0.14);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.82);
  box-shadow: 0 12px 26px rgba(34, 46, 123, 0.09);
}

.parent-clues article > span {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--navy);
  color: var(--yellow);
  font-weight: 950;
}

.parent-clues p {
  margin: 0;
  color: var(--navy);
  font-size: 1.02rem;
  font-weight: 780;
}

.lead,
.section-heading p {
  color: var(--ink-soft);
  font-size: clamp(1.02rem, 1.6vw, 1.22rem);
}

.section-heading {
  max-width: 780px;
  margin-bottom: 34px;
}

.section-heading.narrow {
  max-width: 690px;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-bottom: 22px;
}

.price-panel {
  min-height: 148px;
  padding: 24px;
  border: 2px solid var(--line);
  border-radius: var(--radius);
  background: #ffffff;
}

.price-panel.featured {
  border-color: var(--orange);
  background:
    linear-gradient(135deg, rgba(255, 219, 64, 0.42), rgba(255, 120, 45, 0.12)),
    #ffffff;
  box-shadow: var(--shadow);
}

.price-panel h3 {
  margin-bottom: 8px;
  color: var(--ink);
  font-size: clamp(2.4rem, 5vw, 4rem);
  line-height: 1;
}

.price-panel p:last-child {
  margin-bottom: 0;
  color: var(--ink-soft);
}

.coaching-section {
  background:
    linear-gradient(180deg, #fffef4 0%, rgba(217, 255, 251, 0.68) 100%);
}

.coaching-heading {
  max-width: 920px;
  margin-bottom: 24px;
}

.coaching-heading h2 {
  max-width: 760px;
  padding: 10px 0 2px;
  color: var(--navy);
  font-size: clamp(2.35rem, 5vw, 4.3rem);
  line-height: 0.98;
}

.coaching-heading p:last-child {
  max-width: 790px;
  color: var(--navy);
  font-weight: 760;
}

.campaign-board {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: clamp(10px, 1.6vw, 14px);
  align-items: stretch;
  margin-top: 20px;
}

.campaign-card {
  --piece-fill: #ffffff;
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  gap: clamp(10px, 1.1vw, 14px);
  min-height: 190px;
  padding: clamp(24px, 2.7vw, 32px);
  border: 0;
  background: transparent;
  filter: drop-shadow(0 12px 18px rgba(34, 46, 123, 0.11));
}

.campaign-card.sessions {
  --piece-fill: #ffe56a;
  grid-column: 1 / span 5;
  min-height: 220px;
  padding-right: clamp(54px, 5.8vw, 68px);
}

.campaign-card.whatsapp {
  --piece-fill: #d9fffb;
  grid-column: 6 / span 3;
  min-height: 220px;
  padding-left: clamp(22px, 2.35vw, 28px);
  padding-right: clamp(48px, 5vw, 58px);
  transform: none;
}

.campaign-card.materials {
  --piece-fill: #dfffda;
  grid-column: 9 / span 4;
  grid-row: 1 / span 2;
  gap: 12px;
  min-height: 454px;
  padding-inline: clamp(26px, 2.7vw, 34px);
  transform: none;
}

.campaign-card.report {
  --piece-fill: #303d99;
  grid-column: 1 / span 8;
  min-height: 186px;
  color: white;
  transform: none;
}

.piece-svg {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  overflow: visible;
  pointer-events: none;
}

.piece-svg path {
  fill: var(--piece-fill);
  stroke: var(--navy);
  stroke-width: 3.4;
  stroke-linejoin: round;
  stroke-linecap: round;
  vector-effect: non-scaling-stroke;
}

.campaign-number {
  position: relative;
  z-index: 2;
  display: block;
  margin-bottom: 2px;
  color: var(--orange);
  font-size: clamp(2rem, 4.5vw, 4.35rem);
  font-weight: 950;
  line-height: 0.88;
}

.campaign-card.sessions .campaign-number,
.campaign-card.report .campaign-number {
  color: var(--yellow);
}

.campaign-card.sessions .campaign-number {
  color: var(--navy);
}

.campaign-card.whatsapp .campaign-number,
.campaign-card.materials .campaign-number {
  font-size: clamp(1.7rem, 3.15vw, 3rem);
}

.campaign-card.report h3,
.campaign-card.report .campaign-number {
  color: var(--yellow);
}

.campaign-card h3 {
  position: relative;
  z-index: 2;
  margin-bottom: 0;
  color: var(--navy);
  font-size: clamp(1.3rem, 2.1vw, 1.8rem);
  line-height: 1.18;
}

.campaign-card p {
  font-size: clamp(1.04rem, 1.55vw, 1.2rem);
  font-weight: 570;
  line-height: 1.52;
}

.campaign-card p,
.faq-list p,
.contact-actions p {
  position: relative;
  z-index: 2;
  margin-bottom: 0;
  color: var(--ink-soft);
  line-height: 1.45;
}

.campaign-card.report p {
  color: rgba(255, 255, 255, 0.88);
}

.materials-copy {
  position: relative;
  z-index: 2;
  display: grid;
  gap: 10px;
}

.campaign-card.materials img {
  position: relative;
  z-index: 2;
  width: min(90%, 320px);
  height: clamp(276px, 29vw, 350px);
  margin: 0 auto;
  object-fit: contain;
  object-position: 50% 50%;
}

.feature-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  margin-bottom: 20px;
  border-radius: 50%;
  background: var(--yellow);
  color: var(--navy);
  font-size: 0.78rem;
  font-weight: 800;
}

.support-section {
  background:
    linear-gradient(180deg, #ffffff, rgba(67, 244, 228, 0.14));
}

.support-story {
  display: grid;
  grid-template-columns: minmax(0, 0.78fr) minmax(0, 1fr);
  gap: clamp(24px, 4vw, 52px);
  align-items: center;
}

.support-checklist {
  padding: 24px;
  border: 3px solid var(--navy);
  border-radius: var(--radius);
  background: white;
  box-shadow: var(--shadow);
}

.support-note {
  display: inline-block;
  margin-bottom: 18px;
  padding: 7px 12px;
  border-radius: 999px;
  background: var(--yellow);
  color: var(--navy);
  font-weight: 900;
}

.support-checklist ul {
  display: grid;
  gap: 13px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.support-checklist li {
  position: relative;
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 12px;
  align-items: start;
  padding-left: 38px;
  color: var(--navy);
  font-weight: 800;
}

.support-checklist li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: -2px;
  display: inline-grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--teal);
  color: white;
  font-weight: 950;
}

.support-checklist li > span:first-child {
  color: var(--orange);
  font-weight: 950;
}

.activity-collage {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: clamp(18px, 3vw, 30px);
  align-items: center;
  min-height: 430px;
  padding: 22px 0;
}

.activity-collage::before {
  content: "";
  position: absolute;
  inset: 10% 8%;
  border: 5px dashed rgba(34, 46, 123, 0.18);
  border-radius: 48% 52% 43% 57% / 53% 42% 58% 47%;
  transform: rotate(7deg);
}

.photo-card {
  position: relative;
  z-index: 1;
  margin: 0;
  border: 8px solid white;
  border-radius: var(--radius);
  background: white;
  box-shadow: 0 20px 42px rgba(34, 46, 123, 0.22);
  overflow: hidden;
}

.photo-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(1.04);
}

.photo-card figcaption {
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 14px;
  z-index: 2;
  padding: 8px 10px;
  border-radius: 999px;
  background: var(--yellow);
  color: var(--navy);
  font-size: 0.86rem;
  font-weight: 900;
  line-height: 1.25;
  text-align: center;
  box-shadow: 0 8px 18px rgba(34, 46, 123, 0.16);
}

.science-photo {
  width: 100%;
  height: 310px;
  transform: rotate(-4deg);
}

.living-photo {
  width: 100%;
  height: 350px;
  transform: rotate(3deg);
}

.living-photo figcaption {
  left: 22px;
  right: 22px;
  bottom: 24px;
}

.muted {
  background: var(--cream);
}

.idea-tree {
  position: relative;
  display: grid;
  gap: 16px;
  padding: clamp(12px, 2.5vw, 22px);
  border: 3px solid rgba(34, 46, 123, 0.13);
  border-radius: var(--radius);
  background: #ffffff;
  box-shadow: 0 18px 40px rgba(34, 46, 123, 0.08);
  overflow: hidden;
}

.idea-tree::before {
  display: none;
}

.support-tree-image {
  width: 100%;
  border-radius: calc(var(--radius) - 2px);
}

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

.tree-illustration {
  position: absolute;
  left: 50%;
  bottom: 58px;
  width: min(960px, 102%);
  max-width: none;
  height: auto;
  z-index: 1;
  filter: drop-shadow(0 14px 18px rgba(34, 46, 123, 0.09));
  transform: translateX(-50%);
  pointer-events: none;
}

.tree-trunk {
  position: absolute;
  left: 50%;
  bottom: 130px;
  z-index: 4;
  display: grid;
  place-items: center;
  width: 40px;
  min-height: 140px;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: #fff8ba;
  font-size: clamp(0.98rem, 1.45vw, 1.18rem);
  font-weight: 950;
  text-align: center;
  writing-mode: vertical-rl;
  text-orientation: upright;
  text-shadow:
    0 2px 2px rgba(34, 46, 123, 0.9),
    0 0 8px rgba(255, 255, 255, 0.9),
    0 0 14px rgba(255, 219, 64, 0.55);
  transform: translateX(-50%);
}

.tree-node {
  --leaf-fill: var(--mint);
  --leaf-tilt: 0deg;
  position: absolute;
  z-index: 3;
  display: grid;
  place-items: center;
  width: clamp(164px, 17vw, 212px);
  min-height: 74px;
  padding: 15px 22px 17px;
  border: 3px solid rgba(255, 255, 255, 0.94);
  border-radius: 72% 28% 68% 32% / 48% 56% 44% 52%;
  background:
    radial-gradient(circle at 30% 22%, rgba(255, 255, 255, 0.36), transparent 34%),
    var(--leaf-fill);
  color: var(--navy);
  box-shadow:
    0 12px 20px rgba(34, 46, 123, 0.08),
    5px 6px 0 rgba(34, 46, 123, 0.055);
  font-weight: 900;
  line-height: 1.22;
  transform: rotate(var(--leaf-tilt));
}

.tree-node::before {
  content: "";
  position: absolute;
  left: 26px;
  right: 24px;
  top: 50%;
  height: 3px;
  border-radius: 999px;
  background: rgba(34, 46, 123, 0.13);
  transform: translateY(-50%) rotate(-8deg);
}

.tree-node::after {
  display: none;
}

.tree-node span {
  position: relative;
  z-index: 1;
  display: block;
  margin: 0;
  font-size: clamp(0.88rem, 1.14vw, 0.98rem);
  text-align: center;
  text-wrap: balance;
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.45);
}

.node-behaviour {
  --leaf-fill: var(--yellow);
  --leaf-tilt: -6deg;
  top: 13%;
  left: 8%;
}

.node-skills {
  --leaf-fill: var(--mint);
  --leaf-tilt: 5deg;
  top: 13%;
  right: 8%;
  border-radius: 32% 68% 30% 70% / 56% 42% 58% 44%;
  box-shadow:
    0 12px 20px rgba(34, 46, 123, 0.08),
    -5px 6px 0 rgba(34, 46, 123, 0.055);
}

.node-needs {
  --leaf-fill: var(--mist);
  --leaf-tilt: -4deg;
  top: 38%;
  left: 5%;
}

.node-therapy {
  --leaf-fill: var(--aqua);
  --leaf-tilt: 3deg;
  top: 38%;
  right: 5%;
  border-radius: 32% 68% 30% 70% / 56% 42% 58% 44%;
  box-shadow:
    0 12px 20px rgba(34, 46, 123, 0.08),
    -5px 6px 0 rgba(34, 46, 123, 0.055);
}

.node-school {
  --leaf-fill: #c2ffbd;
  --leaf-tilt: -2deg;
  top: 59%;
  left: 11%;
}

.node-materials {
  --leaf-fill: #fff8ba;
  --leaf-tilt: 2deg;
  top: 59%;
  right: 11%;
  border-radius: 32% 68% 30% 70% / 56% 42% 58% 44%;
  box-shadow:
    0 12px 20px rgba(34, 46, 123, 0.08),
    -5px 6px 0 rgba(34, 46, 123, 0.055);
}

.tree-ground {
  position: relative;
  z-index: 2;
  width: min(620px, calc(100% - 40px));
  justify-self: center;
  padding: 12px 18px;
  border-radius: 999px;
  background: var(--navy);
  color: white;
  font-weight: 850;
  text-align: center;
}

.school-section {
  padding-top: clamp(46px, 6vw, 72px);
  padding-bottom: clamp(46px, 6vw, 72px);
  background:
    linear-gradient(90deg, rgba(67, 244, 228, 0.24), rgba(255, 248, 186, 0.5), rgba(255, 254, 244, 0)),
    var(--paper);
}

.school-entry {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 0.75fr);
  gap: clamp(22px, 4vw, 48px);
  align-items: center;
  padding: 28px;
  border: 2px dashed rgba(34, 46, 123, 0.28);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.68);
}

.school-entry h2 {
  margin-bottom: 0;
  font-size: clamp(1.75rem, 3vw, 2.75rem);
}

.school-cta {
  display: grid;
  gap: 18px;
  padding: 24px;
  border: 3px solid var(--navy);
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgba(255, 219, 64, 0.55), rgba(67, 244, 228, 0.3)),
    #ffffff;
  box-shadow: 0 14px 30px rgba(34, 46, 123, 0.13);
}

.school-cta p {
  margin: 0;
  color: var(--navy);
  font-size: 1rem;
  font-weight: 750;
}

.profile-visual {
  position: relative;
  display: grid;
  min-height: 410px;
  align-items: end;
  padding: 26px;
  border: 3px solid var(--navy);
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgba(67, 244, 228, 0.75), rgba(255, 248, 186, 0.86)),
    #ffffff;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.profile-visual::before {
  content: "Our Team";
  position: absolute;
  top: 24px;
  left: 24px;
  color: rgba(34, 46, 123, 0.12);
  font-size: clamp(3rem, 8vw, 6.4rem);
  font-weight: 900;
  line-height: 1;
}

.profile-photo {
  position: relative;
  z-index: 1;
  width: 100%;
  height: min(380px, 56vw);
  border: 8px solid white;
  border-radius: var(--radius);
  object-fit: cover;
  object-position: 52% 33%;
  box-shadow: 0 18px 38px rgba(34, 46, 123, 0.2);
}

.profile-badge {
  position: relative;
  z-index: 2;
  display: grid;
  gap: 4px;
  margin: -48px 18px 0;
  padding: 16px 18px;
  border-radius: var(--radius);
  background: var(--navy);
  color: white;
  box-shadow: 0 16px 30px rgba(34, 46, 123, 0.24);
}

.profile-badge strong {
  color: var(--yellow);
  font-size: 1.2rem;
}

.credential-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 24px;
}

.credential-list span {
  min-height: 72px;
  padding: 13px 15px;
  border: 2px solid rgba(34, 46, 123, 0.16);
  border-radius: var(--radius);
  background: #ffffff;
  color: var(--navy);
  font-weight: 800;
  line-height: 1.25;
  box-shadow: 0 10px 24px rgba(34, 46, 123, 0.08);
}

.about {
  background:
    linear-gradient(180deg, #ffffff, rgba(217, 255, 251, 0.66));
}

.about-feature {
  display: grid;
  grid-template-columns: minmax(280px, 0.58fr) minmax(0, 1fr);
  gap: clamp(28px, 5vw, 64px);
  align-items: center;
}

.about-copy {
  padding: clamp(8px, 2vw, 22px) 0;
}

.why-section {
  background:
    linear-gradient(135deg, rgba(34, 46, 123, 0.96), rgba(28, 171, 176, 0.92));
  color: white;
}

.why-section h2,
.why-section .section-kicker {
  color: white;
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.why-grid article {
  min-height: 218px;
  padding: 22px;
  border: 2px solid rgba(255, 255, 255, 0.28);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.12);
}

.why-grid strong {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  margin-bottom: 26px;
  border-radius: 50%;
  background: var(--yellow);
  color: var(--navy);
}

.why-grid h3 {
  color: white;
  font-size: 1.28rem;
}

.why-grid p {
  margin: 0;
  color: rgba(255, 255, 255, 0.88);
}

.faq-list {
  display: grid;
  gap: 12px;
}

.faq-list details {
  border: 2px solid var(--line);
  border-radius: var(--radius);
  background: white;
}

.faq-list summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  min-height: 68px;
  padding: 18px 22px;
  color: var(--ink);
  font-weight: 800;
  cursor: pointer;
  list-style: none;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary::after {
  content: "+";
  flex: 0 0 auto;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--aqua);
  color: var(--navy);
  text-align: center;
  line-height: 28px;
}

.faq-list details[open] summary::after {
  content: "-";
}

.faq-list details p {
  padding: 0 22px 22px;
}

.contact-section {
  background:
    linear-gradient(135deg, var(--navy) 0%, #263aa1 52%, var(--teal) 100%);
  color: white;
  padding-block: clamp(34px, 4.5vw, 58px);
}

.contact-inner {
  display: grid;
  grid-template-columns: minmax(240px, 0.68fr) minmax(0, 1.32fr);
  gap: clamp(24px, 4vw, 54px);
  align-items: center;
}

.contact-section .section-kicker,
.contact-section .contact-actions p {
  color: rgba(255, 255, 255, 0.86);
}

.contact-section h2 {
  max-width: 720px;
  margin-bottom: 0;
  color: #ffffff;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.18);
}

.enquiry-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 16px;
  padding: clamp(18px, 2.1vw, 24px);
  border: 2px solid rgba(255, 255, 255, 0.4);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.96);
  box-shadow: var(--shadow);
}

.enquiry-form label {
  display: grid;
  gap: 6px;
  color: var(--navy);
  font-weight: 800;
}

.enquiry-form input,
.enquiry-form textarea {
  width: 100%;
  border: 2px solid rgba(34, 46, 123, 0.18);
  border-radius: var(--radius);
  padding: 12px 13px;
  color: var(--navy);
  font: inherit;
  resize: vertical;
}

.enquiry-form label:nth-of-type(3) {
  grid-column: 1 / -1;
}

.enquiry-form textarea {
  min-height: 112px;
}

.enquiry-form input:focus,
.enquiry-form textarea:focus {
  border-color: var(--teal);
  outline: 3px solid rgba(67, 244, 228, 0.3);
}

.enquiry-form input:user-invalid,
.enquiry-form textarea:user-invalid {
  border-color: var(--orange);
}

.enquiry-form button {
  border: 0;
  cursor: pointer;
}

.direct-contact {
  display: grid;
  align-content: center;
  gap: 6px;
  min-width: 0;
  padding-top: 0;
}

.direct-contact a {
  color: var(--navy);
  font-weight: 800;
  overflow-wrap: anywhere;
  text-decoration: underline;
  text-decoration-color: var(--orange);
  text-decoration-thickness: 3px;
  text-underline-offset: 4px;
}

.site-footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  padding: 26px clamp(20px, 5vw, 68px);
  background: var(--navy);
  color: rgba(255, 255, 255, 0.84);
  font-size: 0.92rem;
}

.site-footer p {
  margin: 0;
}

@media (max-width: 900px) {
  html {
    scroll-padding-top: 170px;
  }

  :target {
    scroll-margin-top: 170px;
  }

  .site-header {
    grid-template-columns: 1fr auto;
    gap: 12px;
  }

  .nav-links {
    grid-column: 1 / -1;
    justify-content: flex-start;
    overflow-x: auto;
    padding-bottom: 2px;
  }

  .hero {
    min-height: 84vh;
    padding-top: 152px;
  }

  .hero-overlay {
    background:
      linear-gradient(90deg, rgba(255, 248, 186, 0.96), rgba(217, 255, 251, 0.78)),
      linear-gradient(0deg, rgba(255, 254, 244, 0.98) 0%, rgba(255, 254, 244, 0.08) 42%);
  }

  .split,
  .parent-path-grid,
  .about-feature,
  .school-entry,
  .contact-inner,
  .pricing-grid {
    grid-template-columns: 1fr;
  }

  .campaign-board {
    grid-template-columns: 1fr 1fr;
  }

  .campaign-card.sessions,
  .campaign-card.report {
    grid-column: 1 / -1;
  }

  .campaign-card.whatsapp {
    grid-column: 1;
    min-height: 260px;
    transform: none;
  }

  .campaign-card.materials {
    grid-column: 2;
    grid-row: auto;
    min-height: 360px;
    transform: none;
  }

  .campaign-card.materials img {
    height: 220px;
  }

  .support-story,
  .why-grid {
    grid-template-columns: 1fr;
  }

  .idea-tree {
    display: grid;
    gap: 12px;
    min-height: 0;
    padding: 18px;
  }

  .idea-tree::before,
  .tree-illustration {
    display: none;
  }

  .tree-ground {
    position: static;
    width: 100%;
    margin-top: 12px;
    transform: none;
  }

  .tree-trunk,
  .tree-node,
  .node-behaviour,
  .node-skills,
  .node-needs,
  .node-therapy,
  .node-school,
  .node-materials {
    position: static;
    inset: auto;
    width: 100%;
    min-height: 64px;
    padding: 14px 14px 14px 82px;
    text-align: left;
    transform: none;
  }

  .tree-trunk {
    min-height: 82px;
    padding: 14px;
    border: 4px solid white;
    border-radius: var(--radius);
    background: var(--mint);
    color: var(--navy);
    writing-mode: horizontal-tb;
    text-orientation: mixed;
    text-shadow: none;
    order: -1;
  }

  .tree-node {
    position: relative;
    inset: auto;
    min-height: 92px;
    padding: 18px 16px;
    border: 4px solid white;
    border-radius: var(--radius);
    clip-path: none;
  }

  .tree-node::before {
    display: none;
  }

  .tree-node::after {
    display: none;
  }
}

@media (max-width: 560px) {
  html {
    scroll-padding-top: 210px;
  }

  :target {
    scroll-margin-top: 210px;
  }

  .site-header {
    padding: 10px 14px;
  }

  .brand {
    min-width: 0;
  }

  .brand small {
    display: none;
  }

  .language-switch {
    min-width: 104px;
  }

  .nav-links {
    gap: 20px;
    font-size: 0.88rem;
  }

  .hero {
    min-height: 82vh;
    padding: 150px 18px 58px;
  }

  h1 {
    font-size: clamp(2.74rem, 14vw, 4.2rem);
  }

  .hero-title-zh .keep-together {
    display: block;
  }

  h2 {
    font-size: clamp(1.65rem, 7vw, 2.18rem);
  }

  .hero-actions,
  .contact-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .primary-action,
  .secondary-action {
    width: 100%;
  }

  .section,
  .section-band,
  .contact-section {
    padding: 52px 18px;
  }

  .parent-clues article {
    grid-template-columns: 36px 1fr;
    gap: 10px;
    padding: 12px;
  }

  .parent-clues article > span {
    width: 34px;
    height: 34px;
    font-size: 0.82rem;
  }

  .parent-clues p {
    font-size: 0.92rem;
  }

  .campaign-board {
    grid-template-columns: 1fr;
  }

  .campaign-card.sessions,
  .campaign-card.whatsapp,
  .campaign-card.materials,
  .campaign-card.report {
    grid-column: 1;
    min-height: auto;
    border: 3px solid var(--navy);
    border-radius: 18px;
    background: var(--piece-fill);
    transform: none;
  }

  .piece-svg,
  .campaign-card::before,
  .campaign-card::after {
    display: none;
  }

  .campaign-card.materials img {
    height: 240px;
  }

  .why-grid {
    grid-template-columns: 1fr;
  }

  .support-checklist li {
    grid-template-columns: 1fr;
    gap: 2px;
  }

  .activity-collage {
    grid-template-columns: 1fr;
    min-height: 0;
    padding: 10px 0;
  }

  .science-photo,
  .living-photo {
    width: 100%;
    transform: none;
  }

  .science-photo {
    height: 280px;
  }

  .living-photo {
    height: 310px;
  }

  .idea-tree {
    display: grid;
    gap: 12px;
    min-height: 0;
    padding: 18px;
  }

  .idea-tree::before,
  .tree-illustration {
    display: none;
  }

  .tree-ground {
    position: static;
    width: 100%;
    margin-top: 12px;
    transform: none;
  }

  .tree-trunk,
  .tree-node,
  .node-behaviour,
  .node-skills,
  .node-needs,
  .node-therapy,
  .node-school,
  .node-materials {
    position: static;
    width: 100%;
    min-height: 64px;
    padding: 14px 14px 14px 82px;
    text-align: left;
    transform: none;
  }

  .tree-trunk {
    min-height: 82px;
    padding: 14px;
    border: 4px solid white;
    border-radius: var(--radius);
    color: var(--navy);
    text-shadow: none;
    order: -1;
  }

  .tree-node {
    position: relative;
    min-height: 92px;
    padding: 34px 16px 16px;
    border: 4px solid white;
    border-radius: var(--radius);
  }

  .tree-node::before {
    display: none;
  }

  .tree-node::after {
    display: none;
    top: 12px;
    left: 16px;
    width: auto;
    height: auto;
    border: 0;
    border-radius: 0;
  }

  .profile-visual {
    min-height: 380px;
    padding: 18px;
  }

  .profile-photo {
    height: 300px;
  }

  .credential-list {
    grid-template-columns: 1fr;
  }

  .price-panel,
  .school-entry,
  .school-cta,
  .campaign-card,
  .why-grid article {
    padding: 20px;
  }

  .enquiry-form {
    grid-template-columns: 1fr;
  }

  .enquiry-form label:nth-of-type(3) {
    grid-column: 1;
  }
}