/* AIPPMCM 官网文章详情页 (article.html) */
.article-head { margin-bottom: 22px; }
.article-back {
  display: inline-block; margin-bottom: 14px;
  font-size: 13px; color: var(--ink-soft); text-decoration: none;
}
.article-back:hover { color: var(--red); }
.article-title {
  font-family: var(--font-display);
  font-size: 30px; line-height: 1.35; color: var(--red);
  font-weight: 700; margin: 0 0 10px;
}
.article-meta { font-size: 12.5px; color: var(--ink-soft); letter-spacing: .05em; }
.article-cover {
  display: block; width: 100%; max-height: 440px; object-fit: cover;
  margin: 0 0 26px; box-shadow: 0 6px 24px rgba(46,38,32,.12);
}
.article-body p {
  font-size: 15.5px; line-height: 1.95; color: var(--ink);
  margin: 0 0 18px; text-align: justify;
}
.article-body .article-desc {
  font-size: 16.5px; line-height: 1.8; color: var(--red);
  font-weight: 600; padding: 12px 16px; margin-bottom: 24px;
  background: rgba(166,43,31,.06); border-left: 3px solid var(--red);
}
.article-notfound { text-align: center; padding: 48px 0; }
.article-notfound h1 { font-size: 26px; color: var(--red); margin: 0 0 12px; }
.article-notfound p { color: var(--ink-soft); margin: 0 0 24px; }
@media (max-width: 640px) {
  .article-title { font-size: 24px; }
  .article-body p { font-size: 15px; }
}

/* ============================================================
   文章內「活動報名」區塊（由 article.js 注入）
   ============================================================ */
.article-activity {
  max-width: 760px; margin: 34px auto 0;
  border: 1px solid var(--line, #e8e0d4); border-radius: 6px;
  background: #fffdf8; padding: 22px 24px 24px;
}
.article-activity .aa-head { display: flex; align-items: baseline; gap: 10px; margin-bottom: 16px; }
.article-activity .aa-title { font-size: 18px; font-weight: 700; color: var(--red, #a62b1f); letter-spacing: .06em; }
.article-activity .aa-sub { font-size: 11px; letter-spacing: .22em; color: #b9a98c; }
.article-activity .aa-rows { display: grid; gap: 8px; }
.article-activity .aa-row { display: flex; gap: 12px; font-size: 14px; color: #3c3c3c; line-height: 1.7; }
.article-activity .aa-k { flex: 0 0 76px; color: #8a7f6d; letter-spacing: .1em; }
.article-activity .btn { margin-top: 18px; }
.article-activity .aa-closed { margin-top: 16px; padding: 10px 14px; background: #f6f1e8; color: #8a7f6d; font-size: 14px; }
.article-activity .aa-form { margin-top: 18px; display: grid; grid-template-columns: 1fr 1fr; gap: 12px 16px; }
.article-activity .aa-form .aa-full { grid-column: 1 / -1; }
.article-activity .aa-f label { display: block; font-size: 12.5px; color: #8a7f6d; margin-bottom: 5px; letter-spacing: .06em; }
.article-activity .aa-f input { width: 100%; padding: 9px 12px; border: 1px solid #ded4c4; border-radius: 4px; font-size: 14px; background: #fff; box-sizing: border-box; }
.article-activity .aa-f input:focus { outline: none; border-color: var(--red, #a62b1f); }
.article-activity .aa-req { color: #c0392b; margin-left: 2px; }
.article-activity .aa-actions { grid-column: 1 / -1; display: flex; align-items: center; gap: 14px; margin-top: 4px; }
.article-activity .aa-actions .btn { margin-top: 0; }
.article-activity .aa-msg { font-size: 13px; color: #c0392b; }
.article-activity .aa-ok { margin-top: 16px; padding: 12px 14px; background: #eef7ee; border: 1px solid #cfe6cf; color: #2e7d32; font-size: 14px; }
@media (max-width: 640px) {
  .article-activity .aa-form { grid-template-columns: 1fr; }
  .article-activity .aa-k { flex: 0 0 64px; }
}