/* Shared 2–4 player connection shell.
   Game pages own their board/canvas/table geometry and state machines; this file
   only keeps the pre-game invitation, roster, join and recovery surfaces alike. */

.mp-connection-stage {
  position: relative;
  display: grid;
  transition: margin-bottom var(--motion-overlay) var(--ease-overlay);
}

.mp-connection-stage:has(> .mp-connection-card:not([hidden])) { margin-bottom: 88px; }

.mp-connection-stage > .mp-connection-surface,
.mp-connection-stage > .mp-connection-card {
  grid-area: 1 / 1;
}

.mp-connection-surface {
  min-width: 0;
  align-self: start;
  transition: filter var(--motion-overlay) var(--ease-overlay);
}

.mp-connection-stage:has(> .mp-connection-card:not([hidden])) > .mp-connection-surface {
  filter: blur(.6px);
}

.mp-connection-card {
  position: relative;
  z-index: 6;
  align-self: end;
  justify-self: center;
  width: min(var(--invitation-card-width), calc(100% - 24px));
  padding: 20px 20px 0;
  border: 1px solid var(--invite-line);
  border-radius: 18px;
  background: var(--invite-surface);
  box-shadow: var(--invite-shadow);
  color: var(--ink);
  margin-top: 16px;
  margin-bottom: -72px;
}

.mp-connection-share {
  display: flex;
  align-items: stretch;
  gap: 8px;
}

.mp-connection-card .mp-connection-primary {
  display: flex;
  flex: 1 1 auto;
  align-items: center;
  justify-content: center;
  min-width: 0;
  min-height: 46px;
  padding: 0 16px;
  border: 0;
  border-radius: 10px;
  background: var(--invite-action);
  color: #fff;
  font: 600 16px/1.25 var(--sans);
  cursor: pointer;
}

.mp-connection-primary:hover:not(:disabled) { background: var(--invite-action-hover); }
.mp-connection-primary:disabled {
  background: var(--invite-soft);
  color: var(--invite-muted);
  cursor: default;
  opacity: 1;
}
.mp-connection-primary.is-soft,
.mp-connection-primary.is-soft:hover:not(:disabled) {
  background: var(--invite-soft);
  color: var(--invite-action);
}

/* Once friends arrive, Start leads a single row and inviting stays secondary. */
.mp-connection-share:has(.mp-connection-start:not([hidden])) .mp-connection-invite {
  flex: 0 0 auto;
  padding: 0 12px;
  border: 1px solid var(--invite-line);
  background: var(--invite-surface);
  color: var(--invite-action);
}
.mp-connection-share:has(.mp-connection-start:not([hidden])) .mp-connection-invite:hover:not(:disabled) {
  background: var(--invite-soft);
}
.mp-connection-start { white-space: nowrap; }

.mp-connection-card .mp-connection-icon {
  display: grid;
  flex: 0 0 46px;
  width: 46px;
  min-height: 46px;
  padding: 0;
  place-items: center;
  border: 1px solid var(--invite-line);
  border-radius: 10px;
  background: var(--invite-surface);
  color: var(--invite-action);
  cursor: pointer;
}

.mp-connection-icon:hover:not(:disabled) {
  border-color: var(--invite-action);
  background: var(--invite-soft);
}
.mp-connection-icon:disabled { color: var(--invite-muted); cursor: default; opacity: .55; }

.mp-connection-status {
  min-height: 20px;
  margin: 12px 0;
  color: var(--invite-muted);
  font: 400 14px/1.45 var(--sans);
}
.mp-connection-status:empty { display: none; }
.mp-connection-status[data-error="true"] { color: var(--danger); }

.invitation-participants {
  display: block;
  margin: 0 0 14px;
  color: var(--invite-muted);
  font: 500 14px/1.5 var(--sans);
  overflow-wrap: anywhere;
}

.mp-connection-secondary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 12px;
  border-top: 1px solid var(--invite-line);
}

.mp-connection-secondary button,
.mp-connection-text-action {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0;
  border: 0;
  border-radius: 6px;
  background: none;
  color: var(--invite-text);
  font: 500 14px/1.35 var(--sans);
  text-align: center;
  cursor: pointer;
}
.mp-connection-secondary button:hover,
.mp-connection-text-action:hover {
  color: var(--invite-action-hover);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.mp-connection-join label {
  display: block;
  margin: 0 0 6px;
  color: var(--invite-muted);
  font-size: 14px;
  font-weight: 600;
}
.mp-connection-join input {
  width: 100%;
  min-height: 46px;
  padding: 0 12px;
  border: 1px solid #cfcabd;
  border-radius: 10px;
  background: var(--invite-surface);
}
.mp-connection-join .mp-connection-primary { width: 100%; margin-top: 10px; }

.mp-connection-error {
  min-height: 18px;
  margin: 6px 0 0;
  color: var(--danger);
  font: 400 14px/1.4 var(--sans);
}

.mp-connection-qr {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  margin-top: 12px;
  padding: 12px;
  border: 1px solid var(--invite-line);
  border-radius: 10px;
  color: var(--invite-muted);
  font-size: 13px;
  text-align: center;
}
.mp-connection-qr canvas {
  display: block;
  width: min(216px, 100%);
  height: auto;
  flex: none;
  background: #fff;
  image-rendering: pixelated;
}

/* Grid sizing lets a tall card grow down the page without covering the header
   or changing the game surface. Shorter cards still overlap its lower edge. */

.mp-room-notice {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px 12px;
  margin: 0 0 16px;
  padding: 12px 14px;
  border: 1px solid var(--invite-line);
  border-radius: 12px;
  background: var(--invite-surface);
  color: var(--ink);
  font: 400 14px/1.45 var(--sans);
}
.mp-room-notice > :is(p, .connection-note) { flex: 1 1 200px; margin: 0; }
.mp-room-notice > button {
  min-height: 44px;
  margin: 0;
  padding: 0 12px;
  border: 1px solid var(--invite-line);
  border-radius: 10px;
  background: var(--invite-surface);
  color: var(--invite-action);
  font: 600 14px/1.35 var(--sans);
}
.mp-room-notice > button:hover { background: var(--invite-soft); }

/* On short screens, overlap the table instead of extending the invitation
   below it. Keep the same controls, targets and reserved capability slots. */
@media (max-height: 680px) {
  .mp-connection-card { margin-bottom: 0; }
  .mp-connection-stage:has(> .mp-connection-card:not([hidden])) { margin-bottom: 16px; }
}

@media (prefers-reduced-motion: reduce) {
  .mp-connection-stage, .mp-connection-card, .mp-connection-surface { transition: none; }
}