.collab-dialog {
  position: fixed;
  inset: 0;
  width: min(92vw, 620px);
  height: max-content;
  max-height: 90vh;
  margin: auto;
  padding: 0;
  color: var(--color-text-primary);
  background: var(--color-surface);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.collab-dialog::backdrop {
  background: rgba(5, 5, 48, 0.78);
  backdrop-filter: blur(4px);
}

.collab-dialog__inner {
  position: relative;
  display: grid;
  gap: var(--space-4);
  padding: clamp(var(--space-6), 6vw, var(--space-10));
}

.collab-dialog h2 {
  margin: 0;
  font-size: var(--fs-xl);
}

.collab-dialog p:not(.eyebrow) {
  margin: 0;
  color: var(--color-text-secondary);
}

.collab-dialog__close {
  position: absolute;
  top: var(--space-3);
  right: var(--space-4);
  color: var(--color-text-primary);
  font-size: 2rem;
  line-height: 1;
}

.collab-dialog [data-collab-signup] {
  justify-self: start;
  margin-top: var(--space-2);
}

.collab-card {
  cursor: pointer;
}

/* Cards de "Participe" que abrem um modal (ou levam a outra página): indicador "+" */
.card--action {
  position: relative;
  cursor: pointer;
}
.card--action::after {
  content: "+";
  position: absolute;
  right: var(--space-4);
  bottom: -0.12em;
  font-family: var(--font-primary);
  font-size: var(--fs-xl);
  line-height: 1;
  color: var(--color-text-primary);
  opacity: 0.5;
  pointer-events: none;
  transition: opacity var(--duration-base) var(--ease-out);
}
.card--action:hover::after,
.card--action:focus-visible::after {
  opacity: 0.95;
}
a.card--action {
  display: block;
  color: inherit;
  text-decoration: none;
}
a.card--action:hover {
  color: inherit;
}

.modal-facts {
  display: grid;
  gap: var(--space-1);
  margin: 0;
  padding: 0;
  list-style: none;
  color: var(--color-text-secondary);
}
.modal-facts strong {
  color: var(--color-text-primary);
}
.collab-dialog [data-modal-cta] {
  justify-self: start;
  margin-top: var(--space-2);
}
.modal-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-2);
}
.collab-dialog .modal-actions [data-modal-cta] {
  margin-top: 0;
}