[data-page="chapter"] .page-hero,
[data-page="chapter"] .section.slim,
[data-page="volunteer"] .page-hero,
[data-page="volunteer"] .section.slim {
  background: rgb(225, 241, 242);
}

[data-page="chapter"] .page-hero,
[data-page="volunteer"] .page-hero {
  max-width: none; margin: 0;
}

.c-hero-head { margin-bottom: 8px; max-width: 1400px; margin-left: auto; margin-right: auto; }
.c-hero-head p {
  max-width: 560px; margin-left: auto; margin-right: auto;
  font-size: 16px; line-height: 1.6; opacity: 0.8;
}
.c-hero-lede {
  font-size: 18px; opacity: 0.95 !important; margin-bottom: 6px;
  color: var(--teal);
}

.c-note {
  border: 1.5px solid rgba(30, 69, 71, 0.18); border-radius: 8px;
  padding: 14px 16px; margin: 0 0 32px;
  font-size: 14.5px; line-height: 1.55; color: var(--ink);
  background: var(--mist);
}
.c-note strong { color: var(--teal); }

.c-form-section { padding: 40px 0; }
.c-form-section:first-child { padding-top: 0; }

[data-page="chapter"] .field input, [data-page="chapter"] .field select, [data-page="chapter"] .field textarea,
[data-page="volunteer"] .field input, [data-page="volunteer"] .field select, [data-page="volunteer"] .field textarea {
  background: #ffffff;
}
.c-rule { border: 0; border-top: 1px solid rgba(30, 69, 71, 0.18); margin: 0; }

.c-form-h2 {
  font-family: var(--font-display); font-weight: 500;
  font-size: 22px; letter-spacing: -0.01em; color: var(--ink);
  margin-bottom: 24px;
  font-variation-settings: "opsz" 60;
}

.c-req { color: var(--sea); }

.c-help { font-size: 13.5px; color: var(--pencil); margin: -2px 0 8px; }

.form-grid { margin-bottom: 0; }

.c-fieldset { border: none; padding: 0; margin: 0 0 28px; min-width: 0; }
.c-fieldset:last-of-type { margin-bottom: 22px; }
.c-fieldset legend {
  font-size: 13px; font-weight: 600; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--sea);
  margin-bottom: 10px; padding: 0; width: 100%;
}

.c-options { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.c-options.c-options-narrow { max-width: 320px; }
.c-option {
  display: flex; align-items: center; gap: 10px;
  border: 1.5px solid rgba(30, 69, 71, 0.18); border-radius: 8px;
  padding: 12px 14px; cursor: pointer;
  font-size: 15px; color: var(--ink);
  transition: border-color 0.15s, background 0.15s;
}
.c-option:hover { background: var(--mist); }
.c-option:has(input:checked) { border-color: var(--teal); background: var(--mist); }
.c-option input { accent-color: var(--teal); width: 17px; height: 17px; flex-shrink: 0; }

.c-conditional { margin-top: 12px; max-width: 380px; }
.c-conditional[hidden] { display: none; }

.c-error[hidden] { display: none; }
.c-error {
  display: flex; align-items: flex-start; gap: 10px;
  margin: 0 0 22px; padding: 14px 16px;
  border: 1.5px solid #C0392B; border-radius: 8px;
  background: rgba(192, 57, 43, 0.06);
  color: #8C271E; font-size: 14.5px; line-height: 1.5;
}
.c-error svg { width: 20px; height: 20px; flex-shrink: 0; margin-top: 1px; }

.c-form-actions { justify-content: flex-start; }
.c-form-actions .btn-primary:disabled { opacity: 0.7; cursor: default; transform: none; }

.c-success { text-align: center; padding: 30px 10px 10px; }
.c-success-mark {
  width: 64px; height: 64px; border-radius: 50%;
  background: var(--mist); border: 1.5px solid var(--sea);
  display: grid; place-items: center; margin: 0 auto 22px;
}
.c-success-mark svg { width: 30px; height: 30px; color: var(--teal); }
.c-success h2 {
  font-family: var(--font-display); font-weight: 500; font-size: 26px;
  margin-bottom: 10px; font-variation-settings: "opsz" 60;
}
.c-success p { font-size: 16px; line-height: 1.6; opacity: 0.85; }
.c-success:focus { outline: none; }

.c-hp {
  position: absolute; width: 1px; height: 1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap;
}

@media (max-width: 640px) {
  .c-options { grid-template-columns: 1fr; }
}

@media (max-width: 380px) {
  .c-option { font-size: 14.5px; padding: 11px 12px; }
}