/* 评论区样式 — 与 raremetal-ai blog 米黄 + 衬线风融合
   引用方式:文章页 <link rel="stylesheet" href="/blog/assets/comment/comment.css"> */
#comments-root {
  --c-bg: #f6f1e8;
  --c-bg-soft: #ece4d3;
  --c-ink: #1a1814;
  --c-ink-soft: #4a443a;
  --c-muted: #8a8478;
  --c-rule: #d8cfb8;
  --c-accent: #2d4a3e;
  --c-accent-2: #b58a3c;
  --c-danger: #7a2e2e;
  --c-serif: "Source Serif Pro", "Noto Serif SC", "Songti SC", Georgia, serif;
  --c-sans: -apple-system, "Inter", "PingFang SC", "Helvetica Neue", sans-serif;
  --c-mono: "JetBrains Mono", "SF Mono", "Menlo", monospace;

  margin: 4rem 0 2rem;
  width: 100%;
  max-width: 1180px;
  font-family: var(--c-serif);
  color: var(--c-ink);
  box-sizing: border-box;
}

/* 评论区内部内容保持可读宽度,与正文文字宽对齐(居中,同 .story/.chat 的 margin auto) */
#comments-root .cm-inner {
  max-width: 46rem;
  margin: 0 auto;
}

/* —— 各文章正文宽度对齐(按需覆盖) —— */
/* 对话录(literary-ethics):正文 .chat 是 920px 居中 */
#comments-root[data-page-key="/blog/posts/literary-ethics.html"] .cm-inner {
  max-width: 920px;
}

#comments-root .cm-head {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  border-top: 1px solid var(--c-rule);
  padding-top: 2.5rem;
  margin-bottom: 1.5rem;
}
#comments-root .cm-head h3 {
  font-family: var(--c-serif);
  font-weight: 400;
  font-size: 1.25rem;
  letter-spacing: -0.01em;
  margin: 0;
  color: var(--c-ink);
}
#comments-root .cm-head .cm-count {
  font-family: var(--c-mono);
  font-size: 0.72rem;
  color: var(--c-muted);
  letter-spacing: 0.05em;
}

/* —— 列表 —— */
#comments-root .cm-list { list-style: none; margin: 0 0 2rem; padding: 0; }
#comments-root .cm-item { padding: 1.2rem 0; border-bottom: 1px solid var(--c-rule); }
#comments-root .cm-item:last-child { border-bottom: none; }
#comments-root .cm-meta {
  font-size: 0.8rem;
  color: var(--c-muted);
  margin-bottom: 0.4rem;
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  flex-wrap: wrap;
}
#comments-root .cm-nick {
  font-weight: 600;
  color: var(--c-accent);
  font-size: 0.9rem;
}
#comments-root .cm-time { font-family: var(--c-mono); font-size: 0.7rem; }
#comments-root .cm-content {
  line-height: 1.75;
  font-size: 0.98rem;
  color: var(--c-ink);
  word-break: break-word;
}
#comments-root .cm-content p { margin: 0 0 0.6em; }
#comments-root .cm-content p:last-child { margin-bottom: 0; }
#comments-root .cm-reply-btn {
  background: none;
  border: none;
  padding: 0;
  margin-top: 0.5rem;
  font-family: var(--c-serif);
  font-size: 0.82rem;
  color: var(--c-muted);
  cursor: pointer;
  text-decoration: underline;
}
#comments-root .cm-reply-btn:hover { color: var(--c-accent); }
#comments-root .cm-empty {
  color: var(--c-muted);
  font-style: italic;
  padding: 1rem 0 1.5rem;
  font-size: 0.95rem;
}

/* 楼中楼 */
#comments-root .cm-children {
  margin-left: 1.5rem;
  padding-left: 1.2rem;
  border-left: 2px solid var(--c-bg-soft);
}
#comments-root .cm-children .cm-item { padding: 0.9rem 0; border-bottom: 1px dashed var(--c-rule); }
#comments-root .cm-children .cm-item:last-child { border-bottom: none; }

/* —— 表单 —— */
#comments-root .cm-form {
  background: var(--c-bg-soft);
  border: 1px solid var(--c-rule);
  padding: 1.5rem;
  margin-top: 0.5rem;
}
#comments-root .cm-form-row { display: flex; gap: 1rem; margin-bottom: 1rem; }
#comments-root .cm-form input[type="text"],
#comments-root .cm-form input[type="email"] {
  flex: 1;
  font-family: var(--c-serif);
  font-size: 0.92rem;
  color: var(--c-ink);
  background: var(--c-bg);
  border: 1px solid var(--c-rule);
  padding: 0.55rem 0.8rem;
  outline: none;
}
#comments-root .cm-form input:focus { border-color: var(--c-accent); }
#comments-root .cm-form textarea {
  width: 100%;
  box-sizing: border-box;
  min-height: 90px;
  font-family: var(--c-serif);
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--c-ink);
  background: var(--c-bg);
  border: 1px solid var(--c-rule);
  padding: 0.7rem 0.8rem;
  outline: none;
  resize: vertical;
  margin-bottom: 1rem;
}
#comments-root .cm-form textarea:focus { border-color: var(--c-accent); }
#comments-root .cm-form-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
#comments-root .cm-hint {
  font-size: 0.75rem;
  color: var(--c-muted);
  font-family: var(--c-serif);
}
#comments-root .cm-submit {
  font-family: var(--c-serif);
  font-size: 0.92rem;
  color: var(--c-bg);
  background: var(--c-accent);
  border: none;
  padding: 0.55rem 1.6rem;
  cursor: pointer;
  letter-spacing: 0.05em;
  transition: background 0.2s;
  white-space: nowrap;
}
#comments-root .cm-submit:hover { background: #1f372c; }
#comments-root .cm-submit:disabled { opacity: 0.5; cursor: not-allowed; }

/* —— 反馈 —— */
#comments-root .cm-msg {
  margin: 0.8rem 0;
  font-size: 0.88rem;
  padding: 0.6rem 1rem;
  display: none;
}
#comments-root .cm-msg.ok { display: block; background: #e8efe9; color: var(--c-accent); border: 1px solid var(--c-accent); }
#comments-root .cm-msg.warn { display: block; background: #f4ecd9; color: #8a6a1a; border: 1px solid var(--c-accent-2); }
#comments-root .cm-msg.err { display: block; background: #f3e7e3; color: var(--c-danger); border: 1px solid var(--c-danger); }

#comments-root .cm-replying {
  font-size: 0.8rem;
  color: var(--c-accent);
  margin-bottom: 0.6rem;
  display: none;
}
#comments-root .cm-replying.show { display: block; }
#comments-root .cm-replying a { color: var(--c-accent); margin-left: 0.6rem; }

@media (max-width: 600px) {
  #comments-root .cm-form-row { flex-direction: column; gap: 0.7rem; }
  #comments-root .cm-form-foot { flex-direction: column; align-items: flex-start; }
}