/* Join Flow Modal Styles */

.join-modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(8px);
  display: none;
  z-index: 1000;
  overflow-y: auto;
  animation: joinModalFadeIn 0.25s ease-out;
}

.join-modal.active {
  display: flex;
  align-items: flex-start;
  justify-content: center;
}

@keyframes joinModalFadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* Modal Content - Fullscreen on mobile, centered card on desktop */
.join-modal-content {
  background: var(--bg-card);
  width: 100%;
  min-height: 100vh;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  animation: joinModalSlideUp 0.3s ease-out;
}

@keyframes joinModalSlideUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (min-width: 640px) {
  .join-modal-content {
    max-width: 520px;
    min-height: auto;
    margin: 2rem auto;
    border-radius: 1rem;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-lg);
  }
}

/* Modal Header */
.join-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-subtle);
}

.join-modal-header h2 {
  margin: 0;
  font-size: 1.25rem;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.join-modal-close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0.25rem;
  line-height: 1;
  border-radius: 0.375rem;
  transition: all 0.2s;
}

.join-modal-close:hover {
  background: var(--bg-input);
  color: var(--text);
}

/* Progress Steps */
.join-progress {
  display: flex;
  justify-content: center;
  gap: 0.25rem;
  margin-bottom: 2rem;
}

.join-progress-step {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.5rem 0.75rem;
  border-radius: 2rem;
  font-size: 0.8rem;
  color: var(--text-subtle);
  transition: all 0.2s;
}

.join-progress-step.active {
  background: var(--accent-muted);
  color: var(--accent);
}

.join-progress-step.completed {
  color: var(--success);
}

.join-progress-number {
  width: 1.5rem;
  height: 1.5rem;
  border-radius: 50%;
  border: 2px solid currentColor;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 0.7rem;
  font-family: var(--font-mono);
}

.join-progress-step.active .join-progress-number {
  background: var(--accent);
  border-color: var(--accent);
  color: white;
}

.join-progress-step.completed .join-progress-number {
  background: var(--success);
  border-color: var(--success);
  color: white;
}

/* Step Content */
.join-step {
  display: none;
  flex: 1;
  flex-direction: column;
}

.join-step.active {
  display: flex;
}

/* Step 1: Identity */
.identity-preview {
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: 0.75rem;
  padding: 1.25rem;
  margin-bottom: 1.5rem;
  text-align: center;
}

.identity-avatar {
  width: 72px;
  height: 72px;
  border-radius: 0.625rem;
  background: var(--gradient-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
  font-size: 2rem;
  color: white;
  font-weight: 600;
}

.identity-id {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-subtle);
  background: var(--bg);
  padding: 0.375rem 0.75rem;
  border-radius: 2rem;
  display: inline-block;
}

.identity-id-label {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-subtle);
  margin-bottom: 0.25rem;
}

/* Existing Keys Section */
.existing-keys-section {
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: 0.5rem;
  padding: 1rem;
  margin-bottom: 1.5rem;
}

.existing-keys-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.existing-keys-toggle:hover {
  color: var(--text);
}

.existing-keys-list {
  margin-top: 0.75rem;
  display: none;
}

.existing-keys-list.expanded {
  display: block;
}

.existing-key-option {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.625rem;
  border: 1px solid var(--border-subtle);
  border-radius: 0.375rem;
  cursor: pointer;
  transition: all 0.2s;
  margin-bottom: 0.5rem;
}

.existing-key-option:hover {
  border-color: var(--accent);
  background: var(--bg-card);
}

.existing-key-option.selected {
  border-color: var(--accent);
  background: var(--accent-muted);
}

.existing-key-label {
  flex: 1;
  font-size: 0.85rem;
}

.existing-key-id {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-subtle);
}

/* Step 2: Browse - Reuse existing profile card styles */
.join-browse-container {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.join-browse-empty {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 2rem;
  color: var(--text-muted);
}

.join-browse-empty-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
  opacity: 0.5;
}

/* Compact profile card for modal */
.join-profile-card {
  background: var(--gradient-card);
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  padding: 1.5rem;
  text-align: center;
  min-height: 220px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
  margin-bottom: 1rem;
}

.join-profile-avatar {
  width: 80px;
  height: 80px;
  border-radius: 0.625rem;
  background: var(--gradient-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
  font-size: 2rem;
  color: white;
  font-weight: 600;
}

.join-profile-name {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.375rem;
}

.join-profile-bio {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 0.75rem;
}

.join-profile-key {
  background: var(--bg);
  border-radius: 0.25rem;
  padding: 0.375rem 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.55rem;
  color: var(--text-subtle);
  word-break: break-all;
}

/* Compact swipe buttons */
.join-swipe-buttons {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.75rem;
}

.join-swipe-btn {
  width: 52px;
  height: 52px;
  border-radius: 0.625rem;
  border: 2px solid;
  background: var(--bg-card);
  font-size: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s;
}

.join-swipe-btn.pass {
  border-color: var(--skip);
  color: var(--skip);
}
.join-swipe-btn.pass:hover {
  background: var(--skip);
  color: white;
  transform: scale(1.05);
}

.join-swipe-btn.like {
  border-color: var(--select);
  color: var(--select);
  width: 60px;
  height: 60px;
  font-size: 1.5rem;
}
.join-swipe-btn.like:hover {
  background: var(--select);
  color: white;
  transform: scale(1.05);
}

.join-swipe-btn.nav {
  width: 40px;
  height: 40px;
  border-radius: 0.375rem;
  border-color: var(--border);
  color: var(--text-muted);
  font-size: 1rem;
}
.join-swipe-btn.nav:hover:not(:disabled) {
  background: var(--bg-input);
  border-color: var(--text-subtle);
}
.join-swipe-btn.nav:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

/* Browse progress indicator */
.join-browse-progress {
  text-align: center;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

/* Selections summary (compact) */
.join-selections {
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: 0.625rem;
  padding: 1rem;
  margin-top: auto;
}

.join-selections-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
}

.join-selections-count {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--accent);
  font-family: var(--font-mono);
}

.join-selections-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
  max-height: 80px;
  overflow-y: auto;
}

/* Step 3: Confirm */
.join-confirm-selections {
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: 0.5rem;
  padding: 1rem;
  margin-bottom: 1.5rem;
}

.join-confirm-selections h4 {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}

.join-confirm-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

/* Footer Actions */
.join-modal-footer {
  margin-top: auto;
  padding-top: 1.5rem;
  display: flex;
  gap: 0.75rem;
}

.join-modal-footer .btn-primary,
.join-modal-footer .btn-success {
  flex: 1;
}

.join-modal-footer .btn-secondary {
  min-width: 80px;
}

/* Grow variant for the primary action button (replaces inline flex:1) */
.join-modal-footer .join-modal-footer-grow {
  flex: 1;
}

/* Loading state */
.join-loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 3rem;
  color: var(--text-muted);
}

.join-loading-spinner {
  width: 32px;
  height: 32px;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: joinSpin 0.8s linear infinite;
  margin-bottom: 1rem;
}

@keyframes joinSpin {
  to { transform: rotate(360deg); }
}

/* Success state */
.join-success {
  text-align: center;
  padding: 2rem;
}

.join-success-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.join-success h3 {
  color: var(--success);
  margin-bottom: 0.5rem;
}

/* Tab visibility for visitors */
.tab.visitor-hidden {
  display: none;
}

.tab.visitor-hidden.unlocked {
  display: block;
}