/* ── 互動列 ── */
.social-bar {
    display: flex; align-items: center; flex-wrap: wrap; gap: 4px;
    padding: var(--space-sm) 0; margin: var(--space-lg) 0;
    border-top: 1px solid var(--color-border); border-bottom: 1px solid var(--color-border);
}
.social-btn, .social-views {
    display: inline-flex; align-items: center; gap: 6px;
    min-height: 36px; padding: 6px 12px; border-radius: var(--radius-full);
    font-size: 0.78rem; font-weight: var(--font-weight-medium);
    color: var(--color-text-secondary); background: transparent;
    transition: color var(--transition-fast), background var(--transition-fast), transform var(--transition-fast);
    font-family: var(--font-primary); text-decoration: none;
}
.social-btn:hover { color: var(--color-text); background: var(--color-surface-elevated); }
.social-btn:active { transform: scale(0.96); }
.social-ic { width: 16px; height: 16px; flex-shrink: 0; transition: transform 0.25s cubic-bezier(.2,.9,.3,1.4), fill var(--transition-fast); }
.social-count { font-variant-numeric: tabular-nums; min-width: 1ch; }
.social-views { color: var(--color-text-muted); margin-left: auto; cursor: default; }

.social-like.is-on { color: #e0566f; }
.social-like.is-on .social-ic { fill: #e0566f; stroke: #e0566f; }
.social-fav.is-on { color: var(--color-accent); }
.social-fav.is-on .social-ic { fill: var(--color-accent); stroke: var(--color-accent); }
.social-btn.is-pop .social-ic { animation: social-pop 0.35s cubic-bezier(.2,.9,.3,1.4); }
@keyframes social-pop { 0% { transform: scale(1); } 40% { transform: scale(1.35); } 100% { transform: scale(1); } }
.social-btn.is-busy { opacity: 0.6; pointer-events: none; }

@media (max-width: 480px) {
    .social-label { display: none; }
    .social-btn, .social-views { padding: 6px 10px; }
}

/* ── 卡片上的小型統計（列表用） ── */
.mini-stats {
    display: inline-flex; align-items: center; gap: 10px;
    font-size: 0.7rem; color: var(--color-text-muted); font-variant-numeric: tabular-nums;
}
.mini-stat { display: inline-flex; align-items: center; gap: 3px; }
.mini-stat svg { width: 12px; height: 12px; opacity: 0.75; }
.mini-stat.is-on { color: #e0566f; }
.mini-stat.is-on svg { fill: currentColor; }

/* ── 留言區 ── */
.comments { margin-top: var(--space-xl); }
.comments-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: var(--space-md); }
.comments-title { display: flex; align-items: center; gap: 8px; font-size: 1rem; font-weight: var(--font-weight-semibold); }
.comments-count {
    font-size: 0.7rem; font-weight: var(--font-weight-semibold); color: var(--color-text-muted);
    background: var(--color-surface-elevated); border: 1px solid var(--color-border);
    padding: 1px 8px; border-radius: var(--radius-full);
}

.comment-form { display: flex; gap: var(--space-sm); align-items: flex-start; margin-bottom: var(--space-lg); }
.comment-form-avatar { width: 36px; height: 36px; flex-shrink: 0; }
.comment-form-body { flex: 1; min-width: 0; }
.comment-input {
    width: 100%; padding: 10px 12px; resize: vertical; min-height: 60px;
    background: var(--color-surface); border: 1px solid var(--color-border);
    border-radius: var(--radius-lg); font-family: var(--font-primary);
    font-size: 0.85rem; line-height: 1.6; color: var(--color-text);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.comment-input::placeholder { color: var(--color-text-muted); }
.comment-input:focus { outline: none; border-color: var(--color-accent); box-shadow: 0 0 0 3px var(--color-accent-soft); }
.comment-form-foot { display: flex; align-items: center; justify-content: space-between; gap: var(--space-sm); margin-top: 6px; }
.comment-hint { font-size: 0.68rem; color: var(--color-text-muted); }
.comment-submit { padding: 7px 14px; }
.comment-submit:disabled { opacity: 0.5; cursor: not-allowed; }

.comment-login {
    display: flex; align-items: center; gap: 10px; padding: 12px 14px;
    background: var(--color-surface); border: 1px dashed var(--color-border);
    border-radius: var(--radius-lg); font-size: 0.8rem; color: var(--color-text-secondary);
    margin-bottom: var(--space-lg);
}
.comment-login svg { width: 18px; height: 18px; color: var(--color-text-muted); flex-shrink: 0; }
.comment-login a { color: var(--color-accent); font-weight: var(--font-weight-medium); }

.comment-list { list-style: none; display: flex; flex-direction: column; }
.comment { display: flex; gap: var(--space-sm); padding: var(--space-md) 0; border-top: 1px solid var(--color-border-subtle); }
.comment:first-child { border-top: none; }
.comment-avatar { width: 34px; height: 34px; flex-shrink: 0; }
.comment-body { flex: 1; min-width: 0; }
.comment-meta { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; font-size: 0.72rem; color: var(--color-text-muted); margin-bottom: 3px; }
.comment-author { font-size: 0.8rem; font-weight: var(--font-weight-semibold); color: var(--color-text); }
.comment-author:hover { color: var(--color-accent); }
.comment-role { font-size: 0.6rem; padding: 1px 6px; text-transform: uppercase; }
.comment-del-form { margin-left: auto; }
.comment-del {
    display: inline-flex; align-items: center; justify-content: center;
    width: 28px; height: 28px; border-radius: var(--radius-sm); color: var(--color-text-muted);
    opacity: 0; transition: all var(--transition-fast);
}
.comment:hover .comment-del, .comment-del:focus-visible { opacity: 1; }
@media (hover: none) { .comment-del { opacity: 1; } }
.comment-del:hover { color: var(--color-rose); background: var(--color-surface-elevated); }
.comment-del svg { width: 13px; height: 13px; }
.comment-text { font-size: 0.86rem; line-height: 1.7; color: var(--color-text-secondary); white-space: pre-line; word-break: break-word; overflow-wrap: break-word; }
.comment-empty { font-size: 0.8rem; color: var(--color-text-muted); text-align: center; padding: var(--space-lg) 0; }

.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }