/* ============================================================================
   VVR Comments — Facebook-like stylesheet
   ============================================================================ */

/* ── Variables ─────────────────────────────────────────────────────────────── */
:root {
  --vvr-blue:      #1877F2;
  --vvr-blue-dk:   #1665d8;
  --vvr-bg:        #f0f2f5;
  --vvr-white:     #ffffff;
  --vvr-border:    #e4e6eb;
  --vvr-text:      #1c1e21;
  --vvr-muted:     #65676B;
  --vvr-bubble:    #f0f2f5;
  --vvr-radius:    18px;
  --vvr-font:      system-ui, -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
  --vvr-shadow:    0 1px 2px rgba(0,0,0,.1);
}

/* ── Root wrapper ──────────────────────────────────────────────────────────── */
#vvr-comments {
  font-family: var(--vvr-font);
  font-size: 15px;
  color: var(--vvr-text);
  width: 100%;
  box-sizing: border-box;
  margin: 0;
  padding: 16px 0;
  line-height: 1.5;
}

/* ── Loading / empty states ────────────────────────────────────────────────── */
.vvr-loading,
.vvr-empty {
  text-align: center;
  color: var(--vvr-muted);
  padding: 32px 0;
  font-size: 15px;
}

/* ── Shared: avatar ────────────────────────────────────────────────────────── */
.vvr-avatar {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
  background: var(--vvr-border);
}
.vvr-avatar-sm {
  width: 44px;
  height: 44px;
}
.vvr-avatar-initial {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--vvr-blue);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 18px;
  flex-shrink: 0;
  text-transform: uppercase;
}
.vvr-avatar-initial.vvr-avatar-sm {
  width: 44px;
  height: 44px;
  font-size: 14px;
}

/* ── Composer box ──────────────────────────────────────────────────────────── */
.vvr-composer {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  margin-bottom: 20px;
}
.vvr-composer-input-wrap {
  flex: 1;
  background: var(--vvr-bubble);
  border-radius: 20px;
  padding: 10px 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: background .15s;
}
.vvr-composer-input-wrap:focus-within {
  background: var(--vvr-white);
  box-shadow: 0 0 0 2px var(--vvr-blue);
}
.vvr-composer-text {
  width: 100%;
  border: none;
  background: transparent;
  outline: none;
  resize: none;
  font-family: var(--vvr-font);
  font-size: 19px;
  color: var(--vvr-text);
  min-height: 20px;
  max-height: 300px;
  overflow-y: auto;
}
.vvr-composer-text::placeholder { color: var(--vvr-muted); }

.vvr-composer-toolbar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding-top: 4px;
  border-top: 1px solid var(--vvr-border);
}
.vvr-attach-btn {
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 6px;
  color: var(--vvr-muted);
  font-size: 18px;
  line-height: 1;
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 13px;
  font-weight: 600;
  transition: background .1s;
}
.vvr-attach-btn:hover { background: var(--vvr-border); color: var(--vvr-text); }
.vvr-composer-submit {
  margin-left: auto;
  background: var(--vvr-blue);
  color: #fff;
  border: none;
  cursor: pointer;
  padding: 6px 16px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 700;
  font-family: var(--vvr-font);
  transition: background .15s;
}
.vvr-composer-submit:hover   { background: var(--vvr-blue-dk); }
.vvr-composer-submit:disabled { opacity: .5; cursor: not-allowed; }

/* ── Media preview in composer ─────────────────────────────────────────────── */
.vvr-preview-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 6px;
}
.vvr-preview-item {
  position: relative;
  width: 80px;
  height: 80px;
  border-radius: 8px;
  overflow: hidden;
  background: var(--vvr-border);
}
.vvr-preview-item img,
.vvr-preview-item video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.vvr-preview-remove {
  position: absolute;
  top: 3px;
  right: 3px;
  background: rgba(0,0,0,.55);
  color: #fff;
  border: none;
  border-radius: 50%;
  width: 20px;
  height: 20px;
  font-size: 13px;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}
.vvr-upload-progress {
  font-size: 11px;
  color: var(--vvr-muted);
  text-align: center;
  position: absolute;
  bottom: 3px;
  left: 0;
  right: 0;
}

/* ── Comment list ──────────────────────────────────────────────────────────── */
.vvr-comments-list { list-style: none; margin: 0; padding: 0; }

/* ── Single comment ────────────────────────────────────────────────────────── */
.vvr-comment {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
  position: relative;
}
.vvr-comment-body { flex: 1; min-width: 0; }
.vvr-bubble {
  background: var(--vvr-bubble);
  border-radius: 0 var(--vvr-radius) var(--vvr-radius) var(--vvr-radius);
  padding: 10px 14px;
  display: block;
  width: 100%;
  word-break: break-word;
}
.vvr-bubble .vvr-username {
  font-weight: 700;
  font-size: 22px;
  color: var(--vvr-text);
  text-decoration: none;
  display: block;
  text-align: left;
}
.vvr-bubble .vvr-username:hover { text-decoration: underline; }
.vvr-bubble .vvr-content {
  font-size: 19px;
  margin-top: 2px;
  white-space: pre-wrap;
  text-align: left;
}
.vvr-comment.vvr-hidden .vvr-bubble {
  opacity: .55;
  border: 1px solid #ddd;
}
.vvr-comment.vvr-hidden .vvr-hidden-label {
  font-size: 11px;
  color: #999;
  margin-left: 6px;
}

/* ── Comment media ─────────────────────────────────────────────────────────── */
.vvr-media-grid {
  display: grid;
  gap: 4px;
  margin-top: 8px;
  width: 100%;
}
.vvr-media-grid.count-1 { grid-template-columns: 1fr; }
.vvr-media-grid.count-2 { grid-template-columns: 1fr 1fr; }
.vvr-media-grid.count-3 { grid-template-columns: 1fr 1fr; }
.vvr-media-grid.count-3 .vvr-media-item:first-child { grid-column: span 2; }
.vvr-media-grid.count-4 { grid-template-columns: 1fr 1fr; }
.vvr-media-item {
  border-radius: 8px;
  overflow: hidden;
  background: #000;
  cursor: pointer;
  position: relative;
}
.vvr-media-item img {
  width: 100%;
  max-height: 600px;
  object-fit: contain;
  display: block;
  background: #000;
}
.vvr-media-item video {
  width: 100%;
  max-height: 600px;
  display: block;
}

/* ── Comment action bar ────────────────────────────────────────────────────── */
.vvr-actions {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-top: 4px;
  margin-left: 4px;
  flex-wrap: wrap;
}
.vvr-action-btn {
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--vvr-font);
  font-size: 12px;
  font-weight: 700;
  color: var(--vvr-muted);
  padding: 4px 6px;
  border-radius: 4px;
  line-height: 1;
  display: flex;
  align-items: center;
  gap: 3px;
  position: relative;
  transition: background .1s, color .1s;
  -webkit-tap-highlight-color: transparent;
}
.vvr-action-btn:hover { background: var(--vvr-border); color: var(--vvr-text); }
.vvr-action-btn.vvr-reacted { color: var(--vvr-blue); }
.vvr-action-btn.vvr-reacted.react-love  { color: #f33e58; }
.vvr-action-btn.vvr-reacted.react-haha  { color: #f7b928; }
.vvr-action-btn.vvr-reacted.react-wow   { color: #f7b928; }
.vvr-action-btn.vvr-reacted.react-sad   { color: #f7b928; }
.vvr-action-btn.vvr-reacted.react-angry { color: #e9710f; }

.vvr-dot-sep { color: var(--vvr-border); font-size: 10px; line-height: 1; }
.vvr-timestamp {
  font-size: 12px;
  color: var(--vvr-muted);
  padding: 4px 6px;
}
.vvr-edited-label {
  font-size: 11px;
  color: var(--vvr-muted);
  font-style: italic;
}

/* ── Reaction summary ──────────────────────────────────────────────────────── */
.vvr-reaction-summary {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  font-size: 12px;
  color: var(--vvr-muted);
  padding: 2px 6px;
  border-radius: 12px;
  cursor: default;
}
.vvr-reaction-summary:hover { background: var(--vvr-border); }
.vvr-reaction-icon { font-size: 14px; }

/* ── Reaction picker popup ─────────────────────────────────────────────────── */
.vvr-reaction-picker {
  position: absolute;
  bottom: calc(100% + 4px);
  left: -4px;
  background: var(--vvr-white);
  border-radius: 100px;
  box-shadow: 0 2px 16px rgba(0,0,0,.2);
  padding: 6px 10px;
  display: flex;
  gap: 4px;
  z-index: 200;
  animation: vvr-pop .15s ease;
  white-space: nowrap;
}
@keyframes vvr-pop {
  from { transform: scale(.7); opacity: 0; }
  to   { transform: scale(1);  opacity: 1; }
}
.vvr-reaction-option {
  font-size: 26px;
  cursor: pointer;
  line-height: 1;
  transition: transform .1s;
  border-radius: 50%;
  padding: 2px 3px;
}
.vvr-reaction-option:hover { transform: scale(1.35) translateY(-4px); }
.vvr-reaction-option[title]:hover::after {
  content: attr(title);
  position: absolute;
  bottom: -20px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0,0,0,.75);
  color: #fff;
  font-size: 11px;
  padding: 2px 6px;
  border-radius: 4px;
  pointer-events: none;
  white-space: nowrap;
  font-family: var(--vvr-font);
}

/* ── Context menu (edit/delete) ────────────────────────────────────────────── */
.vvr-more-btn {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--vvr-muted);
  font-size: 18px;
  padding: 2px 6px;
  border-radius: 50%;
  line-height: 1;
  display: flex;
  align-items: center;
  opacity: 0;
  transition: opacity .15s, background .1s;
}
.vvr-comment:hover .vvr-more-btn,
.vvr-more-btn:focus { opacity: 1; }
.vvr-more-btn:hover { background: var(--vvr-border); }

.vvr-context-menu {
  position: absolute;
  right: 0;
  top: 100%;
  background: var(--vvr-white);
  border-radius: 8px;
  box-shadow: 0 2px 16px rgba(0,0,0,.18);
  z-index: 200;
  min-width: 140px;
  overflow: hidden;
  animation: vvr-pop .12s ease;
}
.vvr-context-menu button {
  display: block;
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 10px 16px;
  font-size: 14px;
  font-family: var(--vvr-font);
  cursor: pointer;
  color: var(--vvr-text);
}
.vvr-context-menu button:hover { background: var(--vvr-bg); }
.vvr-context-menu button.vvr-danger { color: #e53935; }

/* ── Inline editor ─────────────────────────────────────────────────────────── */
.vvr-edit-area {
  width: 100%;
  border: 1px solid var(--vvr-blue);
  border-radius: 8px;
  padding: 8px 12px;
  font-family: var(--vvr-font);
  font-size: 15px;
  resize: vertical;
  outline: none;
  min-height: 60px;
  background: var(--vvr-white);
}
.vvr-edit-actions {
  display: flex;
  gap: 8px;
  margin-top: 6px;
}
.vvr-btn-save,
.vvr-btn-cancel {
  padding: 5px 14px;
  border-radius: 6px;
  border: none;
  cursor: pointer;
  font-size: 13px;
  font-weight: 700;
  font-family: var(--vvr-font);
}
.vvr-btn-save   { background: var(--vvr-blue); color: #fff; }
.vvr-btn-save:hover { background: var(--vvr-blue-dk); }
.vvr-btn-cancel { background: var(--vvr-border); color: var(--vvr-text); }
.vvr-btn-cancel:hover { background: #d8dadf; }

/* ── Replies ───────────────────────────────────────────────────────────────── */
.vvr-replies-container {
  margin-top: 8px;
  padding-left: 46px;
}
.vvr-reply-wrap {
  margin-bottom: 4px;
}
.vvr-comment.vvr-depth-1 .vvr-avatar,
.vvr-comment.vvr-depth-1 .vvr-avatar-initial { width: 34px; height: 34px; font-size: 14px; }
.vvr-comment.vvr-depth-1 .vvr-bubble { border-radius: 0 12px 12px 12px; }

.vvr-toggle-replies {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 12px;
  font-weight: 700;
  color: var(--vvr-muted);
  padding: 4px 6px;
  border-radius: 4px;
  font-family: var(--vvr-font);
  display: flex;
  align-items: center;
  gap: 4px;
  margin-top: 2px;
}
.vvr-toggle-replies:hover { background: var(--vvr-border); color: var(--vvr-text); }

/* ── Load more ─────────────────────────────────────────────────────────────── */
.vvr-load-more {
  text-align: center;
  margin: 16px 0 8px;
}
.vvr-load-more-btn {
  background: var(--vvr-white);
  border: 1px solid var(--vvr-border);
  border-radius: 6px;
  padding: 10px 24px;
  font-size: 15px;
  font-weight: 700;
  color: var(--vvr-blue);
  cursor: pointer;
  font-family: var(--vvr-font);
  transition: background .1s;
}
.vvr-load-more-btn:hover { background: var(--vvr-bg); }

/* ── Modal backdrop ────────────────────────────────────────────────────────── */
.vvr-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.5);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  animation: vvr-fade .15s ease;
}
@keyframes vvr-fade {
  from { opacity: 0; } to { opacity: 1; }
}
.vvr-modal {
  background: var(--vvr-white);
  border-radius: 12px;
  padding: 32px;
  max-width: 420px;
  width: 100%;
  box-shadow: 0 4px 32px rgba(0,0,0,.2);
  animation: vvr-slide .2s ease;
  position: relative;
}
@keyframes vvr-slide {
  from { transform: translateY(16px); opacity: 0; }
  to   { transform: translateY(0);    opacity: 1; }
}
.vvr-modal h2 { color: var(--vvr-blue); font-size: 22px; margin: 0 0 4px; }
.vvr-modal .vvr-modal-sub { color: var(--vvr-muted); font-size: 14px; margin: 0 0 24px; }
.vvr-modal-close {
  position: absolute;
  top: 12px; right: 16px;
  background: none; border: none;
  font-size: 22px; cursor: pointer;
  color: var(--vvr-muted); line-height: 1;
}
.vvr-modal-close:hover { color: var(--vvr-text); }

/* ── Modal form elements ───────────────────────────────────────────────────── */
.vvr-field { margin-bottom: 16px; }
.vvr-field label { display: block; font-size: 13px; font-weight: 700; margin-bottom: 5px; }
.vvr-field input {
  width: 100%;
  padding: 10px 13px;
  border: 1px solid var(--vvr-border);
  border-radius: 8px;
  font-size: 15px;
  font-family: var(--vvr-font);
  outline: none;
  box-sizing: border-box;
  transition: border-color .15s;
}
.vvr-field input:focus { border-color: var(--vvr-blue); box-shadow: 0 0 0 2px rgba(24,119,242,.2); }
.vvr-modal-btn {
  width: 100%;
  padding: 12px;
  background: var(--vvr-blue);
  color: #fff;
  border: none;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 700;
  font-family: var(--vvr-font);
  cursor: pointer;
  transition: background .15s;
}
.vvr-modal-btn:hover { background: var(--vvr-blue-dk); }
.vvr-modal-btn:disabled { opacity: .5; cursor: not-allowed; }
.vvr-modal-divider {
  text-align: center;
  color: var(--vvr-muted);
  font-size: 14px;
  margin: 16px 0;
  position: relative;
}
.vvr-modal-divider::before,
.vvr-modal-divider::after {
  content: '';
  position: absolute;
  top: 50%; width: calc(50% - 24px);
  height: 1px;
  background: var(--vvr-border);
}
.vvr-modal-divider::before { left: 0; }
.vvr-modal-divider::after  { right: 0; }
.vvr-modal-link {
  display: block;
  text-align: center;
  color: var(--vvr-blue);
  font-size: 14px;
  margin-top: 12px;
  cursor: pointer;
  background: none;
  border: none;
  font-family: var(--vvr-font);
  text-decoration: underline;
}

/* ── Alert messages ────────────────────────────────────────────────────────── */
.vvr-alert {
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 14px;
  margin-bottom: 16px;
  display: none;
}
.vvr-alert.vvr-show { display: block; }
.vvr-alert-error   { background: #ffeef0; color: #c00; border: 1px solid #f5c6cb; }
.vvr-alert-success { background: #e8f5e9; color: #2e7d32; border: 1px solid #a5d6a7; }
.vvr-alert-info    { background: #e3f2fd; color: #1565c0; border: 1px solid #90caf9; }

/* ── Auth prompt (shown when unauthenticated user tries to comment) ─────────── */
.vvr-auth-prompt {
  background: var(--vvr-bg);
  border-radius: 12px;
  padding: 20px 24px;
  text-align: center;
  margin-bottom: 20px;
}
.vvr-auth-prompt p { color: var(--vvr-muted); font-size: 15px; margin: 0 0 14px; }
.vvr-auth-prompt-btns { display: flex; gap: 10px; justify-content: center; }
.vvr-btn-login, .vvr-btn-register {
  padding: 10px 24px;
  border-radius: 8px;
  border: none;
  font-size: 15px;
  font-weight: 700;
  font-family: var(--vvr-font);
  cursor: pointer;
  transition: background .15s;
}
.vvr-btn-login    { background: var(--vvr-blue); color: #fff; }
.vvr-btn-login:hover { background: var(--vvr-blue-dk); }
.vvr-btn-register { background: var(--vvr-border); color: var(--vvr-text); }
.vvr-btn-register:hover { background: #d8dadf; }

/* ── Profile widget ────────────────────────────────────────────────────────── */
.vvr-user-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
  font-size: 14px;
}
.vvr-user-bar .vvr-username { font-weight: 700; font-size: 22px; }
.vvr-profile-btn {
  margin-left: auto;
  background: none;
  border: 1px solid var(--vvr-border);
  border-radius: 6px;
  color: var(--vvr-muted);
  font-size: 12px;
  padding: 3px 9px;
  cursor: pointer;
  font-family: var(--vvr-font);
}
.vvr-profile-btn:hover { border-color: var(--vvr-blue); color: var(--vvr-blue); }
.vvr-signout-btn {
  background: none;
  border: none;
  color: var(--vvr-muted);
  font-size: 13px;
  cursor: pointer;
  font-family: var(--vvr-font);
  text-decoration: underline;
}
.vvr-signout-btn:hover { color: var(--vvr-text); }

/* ── Profile / avatar upload ───────────────────────────────────────────────── */
.vvr-avatar-upload-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  margin-bottom: 18px;
}
.vvr-avatar-preview {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  overflow: hidden;
  background: var(--vvr-bg-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--vvr-border);
}
.vvr-avatar-preview-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.vvr-avatar-preview-initial {
  width: 80px;
  height: 80px;
  font-size: 28px;
  border-radius: 50%;
}
.vvr-avatar-upload-label {
  display: inline-block;
  padding: 6px 14px;
  border: 1px solid var(--vvr-border);
  border-radius: 6px;
  font-size: 13px;
  cursor: pointer;
  color: var(--vvr-blue);
  font-family: var(--vvr-font);
}
.vvr-avatar-upload-label:hover { background: var(--vvr-bg-alt); }

/* ── Section header ────────────────────────────────────────────────────────── */
.vvr-section-header {
  font-size: 22px;
  font-weight: 700;
  color: #cc0000;
  margin-bottom: 14px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--vvr-border);
}

/* ── Spinner ───────────────────────────────────────────────────────────────── */
.vvr-spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid var(--vvr-border);
  border-top-color: var(--vvr-blue);
  border-radius: 50%;
  animation: vvr-spin .7s linear infinite;
  vertical-align: middle;
}
@keyframes vvr-spin { to { transform: rotate(360deg); } }

/* ── Lightbox ──────────────────────────────────────────────────────────────── */
.vvr-lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.9);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: vvr-fade .15s ease;
}
.vvr-lightbox img,
.vvr-lightbox video {
  max-width: 94vw;
  max-height: 94vh;
  border-radius: 6px;
  object-fit: contain;
}
.vvr-lightbox-close {
  position: absolute;
  top: 16px; right: 20px;
  background: none; border: none;
  font-size: 32px; color: #fff;
  cursor: pointer; line-height: 1;
}

/* ── Responsive ────────────────────────────────────────────────────────────── */
@media (max-width: 540px) {
  #vvr-comments { padding: 12px 12px; }
  .vvr-modal { padding: 24px 18px; }
  .vvr-media-grid.count-2,
  .vvr-media-grid.count-3,
  .vvr-media-grid.count-4 { grid-template-columns: 1fr; }
  .vvr-media-grid.count-3 .vvr-media-item:first-child { grid-column: span 1; }
}

/* ── Live-update "new comments" banner ─────────────────────────────────────── */
.vvr-new-banner {
  text-align: center;
  background: var(--vvr-blue);
  color: #fff;
  padding: 8px 20px;
  border-radius: 20px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  margin-bottom: 12px;
  animation: vvr-pop .2s ease;
  user-select: none;
}
.vvr-new-banner:hover { background: var(--vvr-blue-dk); }