.hub-hero {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(700px 360px at 10% 10%, rgba(255,255,255,.9), transparent 65%),
    radial-gradient(620px 320px at 92% 6%, rgba(232,176,75,.17), transparent 68%),
    linear-gradient(135deg, #FDEEF0 0%, #FBF7EF 58%, #F3EAD8 100%);
}

.hub-hero::after {
  content: "";
  position: absolute;
  inset: auto -8% -90px;
  height: 160px;
  border-radius: 50% 50% 0 0;
  background: #fff;
}

.hub-hero-inner {
  position: relative;
  z-index: 1;
  min-height: 480px;
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: clamp(2rem, 6vw, 5rem);
  align-items: center;
  padding-block: clamp(2.5rem, 7vw, 5.5rem) clamp(5rem, 10vw, 7rem);
}

.hub-back {
  display: inline-block;
  margin-bottom: 1.5rem;
  color: var(--ink-soft);
  font-weight: 800;
}

.hub-back:hover { color: var(--rose-deep); text-decoration: none; }

.hub-copy h1 {
  max-width: 11ch;
  margin: 0 0 1rem;
  color: var(--ink);
  font-family: var(--font-head);
  font-size: clamp(3rem, 7vw, 5.4rem);
  font-weight: 700;
  line-height: .94;
}

.hub-lead {
  max-width: 51ch;
  margin: 0 0 1.5rem;
  color: var(--ink-soft);
  font-size: clamp(1.05rem, 1.8vw, 1.25rem);
}

.hub-summary {
  display: inline-flex;
  gap: .55rem;
  align-items: center;
  margin: 0;
  padding: .55rem 1rem;
  border: 1px solid rgba(58,48,66,.1);
  border-radius: 999px;
  background: rgba(255,255,255,.72);
  color: var(--ink-soft);
  font-size: .9rem;
  font-weight: 700;
  box-shadow: var(--shadow-sm);
}

.hub-summary strong { color: var(--rose-deep); font-size: 1.1rem; }

.rabbit-door {
  width: min(100%, 410px);
  justify-self: end;
  filter: drop-shadow(0 24px 36px rgba(58,48,66,.15));
}

.app-directory {
  position: relative;
  z-index: 2;
  padding-block: clamp(2rem, 5vw, 4.5rem) clamp(4rem, 8vw, 7rem);
  background: #fff;
}

.directory-head {
  max-width: 700px;
  margin: 0 auto clamp(2rem, 5vw, 3.5rem);
  text-align: center;
}

.directory-eyebrow {
  margin: 0 0 .45rem;
  color: var(--rose-deep);
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
}

.directory-head h2 {
  margin: 0 0 .65rem;
  font-family: var(--font-head);
  font-size: clamp(2.2rem, 5vw, 3.25rem);
  line-height: 1.05;
}

.directory-head > p:last-child {
  margin: 0;
  color: var(--ink-soft);
  font-size: 1.08rem;
}

.app-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(1rem, 2.5vw, 1.7rem);
  align-items: stretch;
}

.app-card {
  --app-accent: var(--rose);
  position: relative;
  display: flex;
  min-width: 0;
  flex-direction: column;
  padding: clamp(1.35rem, 3vw, 1.85rem);
  overflow: hidden;
  border: 1px solid rgba(58,48,66,.09);
  border-radius: var(--radius-lg);
  background: var(--cream);
  box-shadow: var(--shadow-sm);
}

.app-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 6px;
  background: var(--app-accent);
}

.app-card--ready {
  border-color: rgba(210,106,119,.24);
  background:
    radial-gradient(300px 180px at 100% 0%, rgba(210,106,119,.13), transparent 72%),
    var(--cream);
  box-shadow: var(--shadow-md);
}

.app-card--planned:nth-child(2) { --app-accent: var(--gold); }
.app-card--planned:nth-child(3) { --app-accent: var(--leaf); }

.app-card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.15rem;
}

.app-icon {
  width: 72px;
  height: 72px;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  border-radius: 22px;
  color: var(--app-accent);
  background: rgba(210,106,119,.12);
}

.app-icon svg { width: 52px; height: 52px; }
.app-icon--math { color: var(--gold-deep); background: rgba(232,176,75,.15); }
.app-icon--nature { color: var(--leaf); background: rgba(127,168,106,.15); }

.app-state {
  padding: .35rem .7rem;
  border-radius: 999px;
  background: rgba(58,48,66,.07);
  color: var(--ink-soft);
  font-size: .7rem;
  font-weight: 800;
  letter-spacing: .04em;
  text-transform: uppercase;
}

.app-state--ready { color: #236E69; background: rgba(62,142,138,.13); }

.app-subject {
  margin: 0 0 .25rem;
  color: var(--app-accent);
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .09em;
  text-transform: uppercase;
}

.app-card h3 {
  margin: 0 0 .55rem;
  font-family: var(--font-head);
  font-size: 2rem;
  line-height: 1.05;
}

.app-card > p:not(.app-subject) { margin: 0 0 1rem; color: var(--ink-soft); }

.app-features {
  display: grid;
  gap: .45rem;
  margin: 0 0 1.5rem;
  padding: 0;
  list-style: none;
  color: var(--ink);
  font-size: .9rem;
  font-weight: 700;
}

.app-features li { display: flex; align-items: center; gap: .55rem; }
.app-features li::before { content: ""; width: 7px; height: 7px; flex: 0 0 auto; border-radius: 50%; background: var(--app-accent); }

.app-action { width: 100%; min-height: 48px; margin-top: auto; }

.app-action--disabled {
  display: grid;
  place-items: center;
  padding: .75rem 1rem;
  border: 2px dashed rgba(58,48,66,.16);
  border-radius: 999px;
  color: var(--ink-soft);
  font-size: .9rem;
  font-weight: 800;
}

@media (max-width: 900px) {
  .hub-hero-inner { grid-template-columns: 1fr .72fr; }
  .app-grid { grid-template-columns: 1fr 1fr; }
  .app-card--ready { grid-column: 1 / -1; }
}

@media (max-width: 650px) {
  .hub-hero-inner { min-height: 0; grid-template-columns: 1fr; text-align: center; }
  .hub-copy h1, .hub-lead { margin-inline: auto; }
  .hub-summary { justify-content: center; }
  .rabbit-door { width: min(74%, 300px); justify-self: center; }
  .app-grid { grid-template-columns: 1fr; }
  .app-card--ready { grid-column: auto; }
}

@media (prefers-reduced-motion: no-preference) {
  .app-card--ready { transition: transform .18s ease, box-shadow .18s ease; }
  .app-card--ready:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
}