/* ==================================================================
   kid_poem_cal.css —— 诗词日历 + 国学每月一本
   配合 kid_poem_cal.js。日历格子沿用 kid_story.css 的 .ks-* 词汇，
   这里只补本模块新增的组件（Tab、诗词正文、国学月份条与篇目格子）。
   ================================================================== */

/* ---------------- 唐诗宋词：Tab ---------------- */
/* ★ .kid-sub 在 kid.css 里只对 `.kid-head .kid-sub` 生效，
   我们在 .ks-head 里用它，需要补一条独立规则。 */
.ks-head .kid-sub {
  color: var(--text-sub);
  font-size: 13px;
  margin-top: 2px;
}

.kp-tabs {
  display: flex;
  gap: 8px;
  margin: 0 0 14px;
  border-bottom: 1px solid var(--line, #ececec);
  padding-bottom: 0;
}

.kp-tab {
  border: 0;
  background: transparent;
  padding: 10px 4px;
  margin-bottom: -1px;
  font-size: 15px;
  font-weight: 600;
  color: var(--text-sub);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: color .15s, border-color .15s;
}

.kp-tab:hover { color: var(--primary); }

.kp-tab.on {
  color: var(--primary);
  border-bottom-color: var(--primary);
}

.kp-list-shell { padding: 14px 16px 6px; }

/* ---------------- 诗词正文 ---------------- */
.kp-detail { padding: 20px 22px 18px; }

.kp-by {
  font-size: 13px;
  color: var(--text-sub);
  margin: 4px 0 10px;
}

.kp-theme {
  display: inline-block;
  font-size: 12px;
  padding: 2px 9px;
  border-radius: 10px;
  background: #eef6ff;
  color: #2b6cb0;
  border: 1px solid #cfe4fb;
}

.kp-body {
  margin: 16px 0 6px;
  padding: 16px 18px;
  background: linear-gradient(180deg, #fffdf8 0%, #fdfaf3 100%);
  border: 1px solid #f2e7d2;
  border-radius: 12px;
}

.kp-line {
  font-size: 18px;
  line-height: 2.1;
  color: var(--text);
  letter-spacing: .06em;
  text-align: center;
  font-family: "Songti SC", "SimSun", "Noto Serif SC", serif;
}

.kp-tr { font-size: 14px; line-height: 1.95; }

.kp-note {
  margin-top: 8px;
  font-size: 12.5px;
  color: var(--text-sub);
  background: #f7f8fa;
  border-left: 3px solid #d8dde6;
  padding: 7px 10px;
  border-radius: 0 6px 6px 0;
}

.kp-foot {
  display: flex;
  align-items: center;
  gap: 12px;
  justify-content: center;
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px dashed var(--line, #ececec);
}

.kp-nav {
  border: 1px solid var(--line, #e2e2e2);
  background: #fff;
  color: var(--text);
  font-size: 13.5px;
  padding: 7px 16px;
  border-radius: 18px;
  cursor: pointer;
  transition: all .15s;
}

.kp-nav:hover:not(:disabled) {
  border-color: var(--primary);
  color: var(--primary);
  background: #fff8f4;
}

.kp-nav:disabled {
  opacity: .4;
  cursor: not-allowed;
}

/* ---------------- 国学：月份条 ---------------- */
.kg-book-card { padding: 16px 18px 18px; margin-bottom: 14px; }

.kg-months {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 6px;
  margin-bottom: 16px;
}

@media (max-width: 720px) {
  .kg-months { grid-template-columns: repeat(3, 1fr); }
}

.kg-mbtn {
  display: flex;
  flex-direction: column;
  gap: 2px;
  align-items: center;
  padding: 7px 4px;
  border: 1px solid var(--line, #e6e6e6);
  background: #fff;
  border-radius: 10px;
  cursor: pointer;
  transition: all .15s;
}

.kg-mbtn:hover { border-color: var(--primary); }

.kg-mbtn.on {
  background: var(--primary);
  border-color: var(--primary);
}

.kg-mbtn.on .kg-mbtn-m,
.kg-mbtn.on .kg-mbtn-b { color: #fff; }

.kg-mbtn-m {
  font-size: 13px;
  font-weight: 700;
  color: var(--text);
}

.kg-mbtn-b {
  font-size: 11px;
  color: var(--text-sub);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 100%;
}

/* ---------------- 国学：本月书介绍 ---------------- */
.kg-book {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 16px 18px;
  background: linear-gradient(135deg, #fbf7ef 0%, #f6f1e6 100%);
  border: 1px solid #efe5d2;
  border-radius: 14px;
}

.kg-book-ic {
  font-size: 40px;
  line-height: 1;
  flex: 0 0 auto;
}

.kg-book-main { flex: 1 1 auto; min-width: 0; }

.kg-book-m {
  font-size: 12px;
  letter-spacing: .08em;
  color: #a07a3c;
  font-weight: 600;
}

.kg-book-t {
  margin: 3px 0 2px;
  font-size: 21px;
  font-weight: 700;
  color: var(--text);
}

.kg-book-a {
  font-size: 13px;
  color: var(--text-sub);
  margin-bottom: 8px;
}

.kg-book-d {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: #5a5245;
}

/* ---------------- 国学：篇目格子 ---------------- */
.kg-list-card { padding: 16px 18px 18px; }

.kg-list-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 12px;
}

.kg-list-n { font-size: 12.5px; color: var(--text-sub); }

.kg-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(148px, 1fr));
  gap: 8px;
  max-height: 420px;
  overflow-y: auto;
  padding-right: 4px;
}

.kg-cell {
  display: flex;
  flex-direction: column;
  gap: 3px;
  text-align: left;
  padding: 9px 11px;
  border: 1px solid var(--line, #e8e8e8);
  background: #fff;
  border-radius: 10px;
  cursor: pointer;
  transition: all .15s;
  min-width: 0;
}

.kg-cell:hover {
  border-color: var(--primary);
  background: #fffaf7;
}

.kg-cell.on {
  border-color: var(--primary);
  background: #fff4ec;
  box-shadow: 0 0 0 2px rgba(234, 88, 12, .12);
}

.kg-cell-n {
  font-size: 11px;
  font-weight: 700;
  color: var(--primary);
}

.kg-cell-t {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.kg-cell-c {
  font-size: 11px;
  color: var(--text-sub);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ---------------- 国学：详情正文 ---------------- */
.kg-detail { padding: 20px 22px 18px; margin-top: 14px; }

.kg-body {
  margin: 16px 0 6px;
  padding: 16px 18px;
  background: linear-gradient(180deg, #fffdf8 0%, #fdfaf3 100%);
  border: 1px solid #f2e7d2;
  border-radius: 12px;
}

.kg-line {
  font-size: 16.5px;
  line-height: 2.05;
  color: var(--text);
  letter-spacing: .04em;
  font-family: "Songti SC", "SimSun", "Noto Serif SC", serif;
}

.kg-pos { font-size: 12.5px; color: var(--text-sub); }