.edu-support,
.support-banner {
  --line: #e6e0d8;
  --paper: #fff;
  --cream: #f8f3e8;
  --muted: #65616b;
  --radius: 18px;
}
.support-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
  gap: 1.5rem;
  align-items: start;
}
.support-grid > * {
  min-width: 0;
  padding: clamp(1.2rem, 3vw, 2rem);
}
.support-mark {
  width: 72px;
  height: 72px;
  margin-bottom: 1rem;
}
.support-promise {
  background: var(--cream);
}
.support-donation .notice p {
  margin-bottom: 0;
}
.support-donation .source-meta {
  overflow-wrap: anywhere;
}
.support-ways {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}
/* Three columns are narrow on tablets; a long link wraps instead of widening the page. */
.support-ways .text-link {
  white-space: normal;
}
.support-banner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.2rem;
  padding: clamp(1.2rem, 3vw, 2rem);
  margin: 1.5rem 0;
  background: var(--cream);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.support-banner > div {
  flex: 1 1 20rem;
}
.support-banner h2 {
  font-size: 1.5rem;
  margin-bottom: 0.4rem;
}
.support-banner p {
  max-width: 60ch;
  margin: 0;
  color: var(--muted);
}
@media (max-width: 700px) {
  .support-grid,
  .support-ways {
    grid-template-columns: 1fr;
  }
}

.support-channels {
  display: grid;
  gap: 1rem;
  margin: 1rem 0;
}
.support-channel {
  min-width: 0;
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
}
.support-channel h4 {
  margin: 0 0 0.8rem;
  font-size: 1rem;
}
.support-channel .btn {
  white-space: normal;
  text-align: center;
}
.support-channel .source-meta {
  margin-bottom: 0;
}
.support-help summary {
  cursor: pointer;
  font-weight: 700;
}

.edu-support {
  max-width: 1120px;
  margin: 0 auto;
  padding: clamp(24px, 4vw, 56px) 24px;
}
.edu-support-head {
  max-width: 760px;
  margin-bottom: 32px;
}
.edu-support h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.18;
  margin: 14px 0 20px;
}
.edu-support h2 {
  font-size: 1.4rem;
  line-height: 1.3;
  margin-bottom: 14px;
}
.edu-support h3 {
  font-size: 1.1rem;
  margin: 22px 0 12px;
}
.edu-support p {
  line-height: 1.8;
  margin: 12px 0;
  color: var(--muted);
}
.edu-support .card {
  display: block;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
  padding: clamp(20px, 3vw, 32px);
}
.edu-support .support-promise {
  background: var(--cream);
}
.edu-support .section {
  margin-top: 40px;
  padding: 0;
}
.edu-support .support-ways {
  display: grid;
  gap: 20px;
}
.edu-support .btn,
.support-banner .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 12px 18px;
  border: 1px solid currentColor;
  border-radius: 10px;
  font-weight: 700;
  font-size: 0.9rem;
  white-space: normal;
}
.edu-support .text-link {
  text-decoration: underline;
  text-underline-offset: 4px;
}
.edu-support a:focus-visible,
.edu-support summary:focus-visible,
.support-banner a:focus-visible {
  outline: 3px solid currentColor;
  outline-offset: 4px;
}
.edu-support .sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}
.edu-support .small {
  font-size: 0.875rem;
}
.edu-support .source-meta {
  font-size: 0.8rem;
}
.edu-support .support-ways .card h3 {
  margin-top: 0;
}
@media (max-width: 480px) {
  .edu-support {
    padding-inline: 16px;
  }
  .edu-support .support-channel .btn {
    width: 100%;
  }
}