/* =====================================================
   KarpLabs — Donate Page Styles
   ===================================================== */

.donate-hero {
  background: linear-gradient(135deg, var(--md-primary-700) 0%, var(--md-primary-900) 100%);
  padding: 86px 0 76px;
}

.donate-hero__content {
  max-width: 760px;
}

.donate-hero__eyebrow {
  display: inline-flex;
  margin-bottom: 18px;
  color: var(--md-secondary-400);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.donate-hero h1 {
  color: white;
  font-size: clamp(2rem, 5vw, 3.25rem);
  line-height: 1.12;
  margin-bottom: 18px;
}

.donate-hero p {
  max-width: 650px;
  color: rgba(255, 255, 255, 0.7);
  font-size: 1.0625rem;
  line-height: 1.7;
  margin-bottom: 20px;
}

.donate-hero__mail {
  color: white;
  font-weight: 600;
  text-decoration-color: rgba(255, 255, 255, 0.35);
  text-underline-offset: 4px;
}

.section-donate {
  padding: var(--section-padding);
  background: var(--md-surface-variant);
}

.donate-intro {
  max-width: 620px;
  margin-bottom: 28px;
}

.donate-intro h2,
.thanks-card h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin-bottom: 8px;
}

.donate-intro p,
.thanks-card p {
  color: var(--md-on-surface-muted);
  line-height: 1.7;
  margin-bottom: 0;
}

.donate-options {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  align-items: start;
}

.donate-option {
  background: var(--md-surface);
  border: 1.5px solid var(--md-divider);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-1);
  overflow: hidden;
}

.donate-option[open] {
  border-color: var(--md-primary-400);
  box-shadow: var(--shadow-2);
}

.donate-option summary {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 14px;
  align-items: center;
  padding: 22px;
  cursor: pointer;
  list-style: none;
}

.donate-option summary::-webkit-details-marker {
  display: none;
}

.donate-option__icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-sm);
  background: var(--md-primary-50);
  color: var(--md-primary-700);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.donate-option__icon svg {
  width: 21px;
  height: 21px;
}

.donate-option strong {
  display: block;
  color: var(--md-on-surface);
  font-size: 1rem;
  margin-bottom: 4px;
}

.donate-option small {
  display: block;
  color: var(--md-on-surface-muted);
  line-height: 1.45;
}

.donate-option__chevron {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--md-surface-variant);
  color: var(--md-primary-700);
  font-size: 1.25rem;
  line-height: 1;
}

.donate-option[open] .donate-option__chevron {
  transform: rotate(45deg);
}

.donate-panel {
  border-top: 1px solid var(--md-divider);
  padding: 22px;
}

.locked-note {
  background: var(--md-primary-50);
  color: var(--md-primary-700);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  font-size: 0.875rem;
  line-height: 1.55;
  margin-bottom: 16px;
}

.locked-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.locked-grid label {
  color: var(--md-on-surface-muted);
  font-size: 0.8125rem;
  font-weight: 600;
}

.locked-grid input {
  width: 100%;
  min-height: 42px;
  margin-top: 6px;
  border: 1.5px solid var(--md-divider);
  border-radius: var(--radius-sm);
  background: var(--md-surface-variant);
  color: var(--md-on-surface-muted);
  padding: 0 12px;
  font-size: 0.9375rem;
}

.donate-panel--upi {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(210px, 280px);
  gap: 24px;
  align-items: center;
}

.upi-copy__label {
  color: var(--md-on-surface-muted);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.upi-copy__value {
  color: var(--md-on-surface);
  font-family: var(--font-heading);
  font-size: clamp(1.15rem, 3vw, 1.55rem);
  font-weight: 700;
  overflow-wrap: anywhere;
  margin-bottom: 10px;
}

.upi-copy__hint {
  color: var(--md-on-surface-muted);
  font-size: 0.9375rem;
  line-height: 1.65;
  margin-bottom: 0;
}

.upi-qr {
  margin: 0;
  text-align: center;
}

.upi-qr img {
  width: min(100%, 260px);
  height: auto;
  border-radius: var(--radius-md);
  border: 1.5px solid var(--md-divider);
  display: block;
  margin: 0 auto;
}

.upi-qr figcaption {
  color: var(--md-on-surface-muted);
  font-size: 0.8125rem;
  margin-top: 10px;
}

.thanks-card {
  margin-top: 28px;
  background: var(--md-surface);
  border: 1.5px solid var(--md-divider);
  border-radius: var(--radius-md);
  padding: 28px;
}

.thanks-card a {
  color: var(--md-primary-700);
  font-weight: 600;
  text-decoration-thickness: 1.5px;
  text-underline-offset: 3px;
}

@media (max-width: 992px) {
  .donate-options {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .donate-hero {
    padding: 72px 0 60px;
  }

  .donate-option summary {
    padding: 18px;
  }

  .donate-panel,
  .thanks-card {
    padding: 18px;
  }

  .locked-grid,
  .donate-panel--upi {
    grid-template-columns: 1fr;
  }

  .upi-qr {
    order: -1;
  }
}