/* ── Comment panel — slides from right on desktop, up from bottom on mobile ── */

.comment-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  z-index: 190;
}
.comment-backdrop.open { display: block; }

.comment-panel {
  position: fixed;
  top: 0;
  right: -440px;
  width: 420px;
  max-width: 100vw;
  height: 100vh;
  background: var(--canvas-mid);
  border-left: 1px solid var(--hairline);
  z-index: 200;
  transition: right 0.3s ease;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.comment-panel.open { right: 0; }

.comment-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--sp-md) var(--sp-lg);
  border-bottom: 1px solid var(--hairline);
  flex-shrink: 0;
}
.comment-panel-title {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink);
}
.comment-panel-close {
  background: none;
  border: none;
  color: var(--muted);
  cursor: pointer;
  padding: 4px;
  display: flex;
  align-items: center;
}
.comment-panel-close:hover { color: var(--ink); }

.comment-list {
  flex: 1;
  overflow-y: auto;
  padding: var(--sp-md) var(--sp-lg);
  scrollbar-width: thin;
  scrollbar-color: var(--hairline) transparent;
}
.comment-loading,
.comment-empty {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  color: var(--muted);
  text-align: center;
  padding: var(--sp-xl) 0;
}

.comment-item {
  display: flex;
  gap: var(--sp-sm);
  padding: var(--sp-sm) 0;
  border-bottom: 1px solid var(--hairline);
}
.comment-item:last-child { border-bottom: none; }
.comment-reply {
  margin-top: var(--sp-xs);
}

.comment-avatar {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  color: #0f0d15;
}

.comment-body-wrap { flex: 1; min-width: 0; }
.comment-username {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink);
}
.comment-time {
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--muted);
  margin-left: var(--sp-xs);
}
.comment-text {
  font-size: 13px;
  color: var(--body);
  margin-top: 4px;
  line-height: 1.5;
  word-break: break-word;
}
.comment-actions-row {
  display: flex;
  gap: var(--sp-xs);
  margin-top: 4px;
}
.comment-action-btn {
  background: none;
  border: none;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  cursor: pointer;
  padding: 0;
}
.comment-action-btn:hover { color: var(--primary); }
.comment-delete-btn:hover { color: var(--error); }

.comment-replies {
  padding-left: var(--sp-md);
  border-left: 2px solid var(--hairline);
  margin-top: var(--sp-xs);
}

/* ── Comment form ── */
.comment-form-wrap {
  border-top: 1px solid var(--hairline);
  padding: var(--sp-md) var(--sp-lg);
  flex-shrink: 0;
}
.comment-reply-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin-bottom: var(--sp-xs);
  padding: 4px var(--sp-xs);
  background: var(--surface-soft);
  border-left: 2px solid var(--primary);
}
.comment-cancel-reply {
  background: none;
  border: none;
  color: var(--muted);
  cursor: pointer;
  font-size: 11px;
}
.comment-auth-prompt {
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-md);
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--muted);
}
.comment-form {
  flex-direction: column;
  gap: var(--sp-xs);
}
.comment-textarea {
  width: 100%;
  background: var(--surface-soft);
  border: none;
  border-bottom: 1px solid var(--hairline);
  padding: var(--sp-sm);
  font-family: var(--font);
  font-size: 13px;
  color: var(--ink);
  resize: none;
  outline: none;
  transition: border-color 0.15s;
  min-height: 60px;
}
.comment-textarea:focus { border-bottom-color: var(--primary); }
.comment-textarea::placeholder { color: var(--muted); }
.comment-form-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.comment-char-count {
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--muted);
}

/* ── Mobile — slides up from bottom ── */
@media (max-width: 640px) {
  .comment-panel {
    top: auto;
    bottom: -100vh;
    right: 0;
    width: 100vw;
    height: calc(85vh - env(safe-area-inset-bottom));
    border-left: none;
    border-top: 1px solid var(--hairline);
    transition: bottom 0.3s ease;
    padding-bottom: calc(60px + env(safe-area-inset-bottom));
  }
  .comment-panel.open { bottom: calc(56px + env(safe-area-inset-bottom)); }
  .comment-form { position: sticky; bottom: 0; background: var(--canvas-mid); padding: var(--sp-sm) var(--sp-md); }
  .comment-input { font-size: 16px; } /* prevent iOS zoom on focus */
}