:root {
  --contribute-tips: #6ae6c9;
  --contribute-donate: #ffb86c;
  --contribute-instruct: #7aa2ff;
  --contribute-card-bg: rgba(12, 16, 24, 0.9);
  --contribute-card-border: rgba(255, 255, 255, 0.14);
  --contribute-tips-bg: linear-gradient(150deg, rgba(7, 28, 24, 0.95), rgba(12, 16, 24, 0.9));
  --contribute-donate-bg: linear-gradient(150deg, rgba(36, 23, 12, 0.95), rgba(12, 16, 24, 0.9));
  --contribute-instruct-bg: linear-gradient(150deg, rgba(10, 18, 36, 0.95), rgba(12, 16, 24, 0.9));
}

html[data-theme="light"] {
  --contribute-card-bg: var(--surface-5, rgba(255, 255, 255, 0.98));
  --contribute-card-border: var(--chip-border, rgba(12, 18, 30, 0.18));
  --contribute-tips-bg: linear-gradient(150deg, rgba(10, 162, 126, 0.16), rgba(255, 255, 255, 0.98));
  --contribute-donate-bg: linear-gradient(150deg, rgba(213, 122, 34, 0.16), rgba(255, 255, 255, 0.98));
  --contribute-instruct-bg: linear-gradient(150deg, rgba(122, 162, 255, 0.18), rgba(255, 255, 255, 0.98));
}

.contribute-app .info-title p {
  max-width: 520px;
}

.contribute-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}

.contribute-tile {
  border-radius: 18px;
  border: 1px solid var(--contribute-card-border);
  background: var(--contribute-card-bg);
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  min-height: 260px;
  position: relative;
  overflow: hidden;
  box-shadow: 0 18px 40px rgba(6, 10, 18, 0.35);
}

.contribute-tile.graphic-card {
  min-height: 0;
}

.contribute-tile::after {
  content: "";
  position: absolute;
  inset: -35% auto auto -20%;
  width: 280px;
  height: 280px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.08), transparent 70%);
  filter: blur(10px);
  opacity: 0.85;
  pointer-events: none;
}

.contribute-tile h2 {
  margin: 0 0 6px;
  font-size: 20px;
}

.contribute-tile p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.5;
}

.contribute-cta {
  border: none;
  border-radius: 14px;
  padding: 12px 18px;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: "Space Grotesk", system-ui, sans-serif;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, opacity 0.15s ease;
  margin-top: auto;
  align-self: stretch;
  text-align: center;
  text-decoration: none;
}

.contribute-cta:disabled {
  cursor: not-allowed;
  opacity: 0.6;
}

.contribute-tile--tips {
  border-color: rgba(106, 230, 201, 0.35);
  background: var(--contribute-tips-bg);
}

.contribute-tile--tips .contribute-cta {
  background: linear-gradient(120deg, var(--contribute-tips), var(--accent-bright, #9af7e0));
  color: #062018;
  box-shadow: 0 12px 24px rgba(106, 230, 201, 0.28);
}

.contribute-tile--tips .contribute-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 16px 28px rgba(106, 230, 201, 0.35);
}

.contribute-tile--donate {
  border-color: rgba(255, 184, 108, 0.35);
  background: var(--contribute-donate-bg);
}

/* .contribute-tile--donate .contribute-cta {
  background: rgba(255, 184, 108, 0.18);
  border: 1px solid rgba(255, 184, 108, 0.5);
  color: var(--text);
} */

.contribute-cta--donate {
  background: linear-gradient(120deg, var(--contribute-donate), var(--accent-2-bright, #ffd39a));
  color: #2f1b08;
  box-shadow: 0 12px 24px rgba(255, 184, 108, 0.3);
}

.contribute-cta--donate:hover {
  transform: translateY(-1px);
  box-shadow: 0 16px 28px rgba(255, 184, 108, 0.35);
}

.contribute-tile--donate .contribute-cta:disabled {
  border-color: rgba(255, 184, 108, 0.3);
  color: var(--text-subtle, rgba(255, 255, 255, 0.7));
}

.contribute-tile--instruct {
  border-color: rgba(122, 162, 255, 0.4);
  background: var(--contribute-instruct-bg);
}

.contribute-tile--instruct .contribute-cta {
  background: linear-gradient(120deg, var(--contribute-instruct), #9bb8ff);
  color: #071025;
  box-shadow: 0 12px 24px rgba(122, 162, 255, 0.28);
}

.contribute-tile--instruct .contribute-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 16px 28px rgba(122, 162, 255, 0.35);
}