/* Portal host — no layout footprint; modal is position:fixed inside */
#expandedSlot:empty {
  display: contents;
}

/* Preview modal — scoped to #userPreviewModal */
#userPreviewModal {
  font-family: 'Vazirmatn', 'Inter', sans-serif;
  direction: rtl;
  z-index: 400;
}
#userPreviewModal * { box-sizing: border-box; }

/* Backdrop */
#userPreviewModal .upv-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15,23,42,.38);
  backdrop-filter: blur(7px);
  -webkit-backdrop-filter: blur(7px);
  animation: upvBackdrop .2s ease-out forwards;
  cursor: default;
  border: none;
  z-index: 0;
}
@keyframes upvBackdrop {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* Card */
#userPreviewModal .upv-card {
  position: relative;
  z-index: 10;
  width: 100%;
  max-width: 540px;
  max-height: calc(100vh - 32px);
  background: #fff;
  border-radius: 20px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: 0 24px 64px rgba(0,0,0,.18), 0 4px 16px rgba(0,0,0,.08);
  animation: upvCard .24s cubic-bezier(.16,1,.3,1) forwards;
  transition: transform .18s ease;
}
#userPreviewModal .upv-card:hover {
  transform: translateY(-2px);
}
@keyframes upvCard {
  from { opacity: 0; transform: scale(.94) translateY(8px); }
  to   { opacity: 1; transform: scale(1)  translateY(0); }
}

/* Close btn */
#userPreviewModal .upv-close {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 30;
  width: 34px; height: 34px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,.35);
  background: rgba(255,255,255,.88);
  backdrop-filter: blur(4px);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  color: #334155;
  transition: background .15s;
}
#userPreviewModal .upv-close:hover { background: #fff; }

/* Banner */
#userPreviewModal .upv-banner {
  height: 108px;
  position: relative;
  overflow: hidden;
}
#userPreviewModal .upv-banner-img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center 30%;
  display: block;
}
#userPreviewModal .upv-banner-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to bottom, rgba(0,0,0,.03) 0%, rgba(0,0,0,.14) 100%);
  pointer-events: none;
}
#userPreviewModal .upv-banner-badges {
  position: absolute;
  top: 10px;
  right: 12px;
  z-index: 2;
}

/* Body — overflow visible so negative-margin avatar can overlap the banner */
#userPreviewModal .upv-body {
  padding: 0 22px 20px;
  overflow: visible;
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
}
#userPreviewModal .upv-body-scroll {
  overflow-y: auto;
  flex: 1;
  min-height: 0;
}

/* Avatar row */
#userPreviewModal .upv-avatar-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  position: relative;
  z-index: 5;
  flex-shrink: 0;
}

/* Avatar */
#userPreviewModal .upv-avatar-wrap {
  position: relative;
  margin-top: -38px;
  flex-shrink: 0;
  z-index: 6;
}
#userPreviewModal .upv-avatar {
  width: 76px; height: 76px;
  border-radius: 50%;
  border: 3.5px solid #fff;
  box-shadow: 0 2px 14px rgba(0,0,0,.14);
  overflow: hidden;
  display: flex; align-items: center; justify-content: center;
  font-size: 24px; font-weight: 700; color: #fff;
}
#userPreviewModal .upv-avatar img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center 28%;
  display: block;
}
#userPreviewModal .upv-online-dot {
  position: absolute;
  bottom: 3px; right: 3px;
  width: 14px; height: 14px;
  border-radius: 50%;
  border: 2.5px solid #fff;
  background: #22c55e;
  cursor: help;
}
#userPreviewModal .upv-online-dot--recent   { background: #f59e0b; }
#userPreviewModal .upv-online-dot--inactive { background: #cbd5e1; }

/* Info column */
#userPreviewModal .upv-info {
  flex: 1;
  min-width: 0;
  padding-top: 10px;
}
#userPreviewModal .upv-name-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}
#userPreviewModal .upv-name {
  font-size: 18px;
  font-weight: 700;
  color: #0f172a;
  line-height: 1.2;
}
#userPreviewModal .upv-verified {
  color: #3b82f6;
  flex-shrink: 0;
}
#userPreviewModal .upv-online-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: #f0fdf4;
  color: #16a34a;
  border: 1px solid #bbf7d0;
  border-radius: 20px;
  padding: 2px 9px;
  font-size: 11px;
  font-weight: 600;
  white-space: nowrap;
}
#userPreviewModal .upv-online-badge-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: #22c55e;
  display: inline-block;
  flex-shrink: 0;
}
#userPreviewModal .upv-role {
  font-size: 13px;
  color: #64748b;
  margin-top: 4px;
}
#userPreviewModal .upv-follow-stats {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 4px;
  margin-top: 8px;
  font-size: 12px;
  font-weight: 600;
  color: #64748b;
}
#userPreviewModal .upv-follow-stats strong {
  color: #334155;
  font-weight: 700;
}
#userPreviewModal .upv-follow-stats__sep {
  color: #cbd5e1;
  margin: 0 2px;
}
#userPreviewModal .upv-meta {
  display: flex;
  align-items: center;
  gap: 5px;
  margin-top: 7px;
  font-size: 12px;
  color: #94a3b8;
  flex-wrap: wrap;
}
#userPreviewModal .upv-meta svg { flex-shrink: 0; opacity: .75; }

/* Actions column */
#userPreviewModal .upv-actions {
  display: flex;
  flex-direction: column;
  gap: 9px;
  padding-top: 46px;
  flex-shrink: 0;
}
#userPreviewModal .upv-btn-follow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 9px 18px;
  border-radius: 40px;
  background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
  color: #fff;
  font-size: 13px; font-weight: 600;
  border: none; cursor: pointer;
  white-space: nowrap;
  font-family: inherit;
  transition: filter .15s, transform .12s;
}
#userPreviewModal .upv-btn-follow:hover {
  filter: brightness(1.09);
  transform: translateY(-1px);
}
#userPreviewModal .upv-btn-follow--on {
  background: #fff;
  color: #4f46e5;
  border: 1.5px solid #818cf8;
  filter: none;
}
#userPreviewModal .upv-btn-follow--on:hover {
  background: #f5f3ff;
}
#userPreviewModal .upv-btn-follow--self {
  opacity: .55;
  cursor: not-allowed;
  filter: none;
  transform: none;
}
/* Divider */
#userPreviewModal .upv-divider {
  height: 1px;
  background: #f1f5f9;
  margin: 16px 0;
}

/* Section label */
#userPreviewModal .upv-section-label {
  font-size: 11px;
  font-weight: 700;
  color: #94a3b8;
  letter-spacing: .07em;
  text-transform: uppercase;
  margin-bottom: 10px;
}

/* Skills */
#userPreviewModal .upv-skills-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
#userPreviewModal .upv-skill-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 13px;
  border-radius: 40px;
  border: 1px solid #e2e8f0;
  background: #f8fafc;
  font-size: 12px; font-weight: 500;
  color: #334155;
  white-space: nowrap;
}
#userPreviewModal .upv-skill-chip-more {
  color: #94a3b8;
  background: #f1f5f9;
  border-color: #e2e8f0;
}
#userPreviewModal .upv-dots {
  display: inline-flex;
  align-items: center;
  gap: 3px;
}
#userPreviewModal .upv-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  flex-shrink: 0;
}
#userPreviewModal .upv-dot-on  { background: #6366f1; }
#userPreviewModal .upv-dot-off { background: #cbd5e1; }

/* Education (compact preview lines) */
#userPreviewModal .upv-edu-list {
  display: flex;
  flex-direction: column;
  gap: 5px;
}
#userPreviewModal .upv-edu-line {
  font-size: 12px;
  font-weight: 500;
  color: #475569;
  line-height: 1.45;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
#userPreviewModal .upv-edu-line--student {
  color: #6366f1;
}

/* About */
#userPreviewModal .upv-about-text {
  font-size: 13px;
  color: #64748b;
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Contact info (privacy-respecting viewer_contact) */
#userPreviewModal .upv-contact-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
#userPreviewModal .upv-contact-row {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: #475569;
}
#userPreviewModal .upv-contact-row svg {
  width: 14px;
  height: 14px;
  color: #94a3b8;
  flex-shrink: 0;
}
#userPreviewModal .upv-contact-row a {
  color: #7c3aed;
  font-weight: 600;
  text-decoration: none;
  word-break: break-all;
}
#userPreviewModal .upv-contact-row a:hover {
  text-decoration: underline;
  color: #6d28d9;
}
#userPreviewModal .upv-contact-warn {
  margin: 6px 0 0;
  padding: 6px 8px;
  border-radius: 8px;
  background: #fef2f2;
  border: 1px solid #fecaca;
  color: #b91c1c;
  font-size: 10px;
  font-weight: 600;
  line-height: 1.4;
}
#userPreviewModal .upv-social-footer {
  display: flex;
  justify-content: center;
  padding: 12px 16px 14px;
  border-top: 1px solid #f1f5f9;
  background: #fafbfc;
}
#userPreviewModal .social-links-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
}
#userPreviewModal .social-links-bar__item {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: 1px solid #e2e8f0;
  border-radius: 10px;
  background: #fff;
  color: #475569;
  cursor: pointer;
  padding: 0;
  transition: border-color .15s, transform .12s, box-shadow .15s;
}
#userPreviewModal .social-links-bar__item:hover {
  border-color: #c4b5fd;
  box-shadow: 0 4px 12px rgba(124,58,237,.12);
  transform: translateY(-1px);
}
#userPreviewModal .social-links-bar__item svg,
#userPreviewModal .social-links-bar__item img {
  width: 20px;
  height: 20px;
  object-fit: contain;
}

/* View profile CTA */
#userPreviewModal .upv-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  width: 100%;
  padding: 13px;
  margin-top: 16px;
  background: #f8fafc;
  border-radius: 12px;
  border: 1px solid #e2e8f0;
  font-size: 13px; font-weight: 600;
  color: #334155;
  text-decoration: none;
  cursor: pointer;
  transition: background .15s, border-color .15s, transform .12s;
  font-family: inherit;
}
#userPreviewModal .upv-cta:hover {
  background: #f1f5f9;
  border-color: #cbd5e1;
  transform: translateY(-1px);
}

/* ── Mobile responsive ── */
@media (max-width: 520px) {
  #userPreviewModal .upv-card {
    border-radius: 16px;
  }
  #userPreviewModal .upv-body {
    padding: 0 16px 18px;
  }
  #userPreviewModal .upv-avatar-row {
    flex-wrap: wrap;
  }
  #userPreviewModal .upv-info {
    padding-top: 8px;
  }
  #userPreviewModal .upv-actions {
    flex-direction: row;
    padding-top: 10px;
    width: 100%;
  }
  #userPreviewModal .upv-btn-follow {
    flex: 1;
  }
  #userPreviewModal .upv-name { font-size: 16px; }
  #userPreviewModal .upv-banner { height: 90px; }
}