/* KET 学习日历 · 画风沿用奶油底 + 深棕粗描边 */
.kc-top { padding: 16px 18px 14px; }
.kc-num { display: flex; align-items: baseline; gap: 6px; margin-bottom: 10px; }
.kc-num b { font-family: var(--en); font-size: 40px; line-height: 1; }
.kc-num span { font-size: 15px; color: #8B7A63; }
.kc-go { width: 100%; margin-top: 14px; font-size: 17px; }

.kc-cal { padding: 14px 12px 12px; margin-top: 14px; }
.kc-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 8px; }
.kc-head b { font-size: 16px; }
.kc-nav { width: 36px; height: 36px; border: 2.5px solid #4A3728; border-radius: 12px; background: #FFFDF6;
  font-size: 22px; line-height: 1; font-weight: 700; color: #4A3728; }
.kc-week { display: grid; grid-template-columns: repeat(7, 1fr); text-align: center; font-size: 12px; color: #8B7A63; margin-bottom: 4px; }
.kc-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 5px; }
.kc-grid i { display: block; }
.kc-day { position: relative; display: flex; flex-direction: column; align-items: center; justify-content: center;
  aspect-ratio: 1; border-radius: 12px; border: 2px solid transparent; font-weight: 700; font-size: 14px; color: #4A3728; }
.kc-day.future { color: #C7BBA9; }
.kc-day.today { border-color: #4A3728; background: #FFF3C4; }
.kc-day.ok { background: #D9F2CF; border-color: #7BC96F; cursor: pointer; }
.kc-day em { font-style: normal; font-size: 11px; line-height: 1; color: #2E7D32; margin-top: 1px; }
.kc-day.ok span { line-height: 1; }

.kc-list { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.kc-item { display: flex; align-items: center; gap: 8px; padding: 9px 10px; border: 2.5px solid #4A3728; border-radius: 14px;
  background: #FFFDF6; text-align: left; color: #4A3728; font: inherit; }
.kc-item b { width: 28px; height: 28px; border-radius: 9px; background: #F3E9DC; display: grid; place-items: center;
  font-family: var(--en); font-size: 14px; flex: none; }
.kc-item span { flex: 1; min-width: 0; font-size: 13.5px; font-weight: 700; line-height: 1.25; }
.kc-item small { display: block; font-weight: 400; font-size: 11px; color: #8B7A63; }
.kc-item em { font-style: normal; color: #2E7D32; font-weight: 800; }
.kc-item.ok { background: #EAF7E3; border-color: #7BC96F; }
.kc-item.ok b { background: #7BC96F; color: #fff; }
.kc-item.next { background: #FFF3C4; }

.kc-lsub { margin: 6px 0 12px; }
.kc-words { display: flex; flex-direction: column; gap: 9px; margin-bottom: 16px; }
.kc-word { display: flex; align-items: center; gap: 12px; padding: 12px 14px; border: 2.5px solid #4A3728; border-radius: 16px;
  background: #FFFDF6; cursor: pointer; }
.kc-word.heard { background: #EAF7E3; border-color: #7BC96F; }
.kc-w-tx { flex: 1; min-width: 0; }
.kc-w-tx b { font-family: var(--en); font-size: 20px; display: block; line-height: 1.2; }
.kc-w-tx p { margin: 3px 0 0; font-size: 14px; color: #6B5A43; }
.kc-w-tx a { display: inline-block; margin-top: 5px; font-size: 12px; color: #5BB0E8; text-decoration: none; }
.kc-w-ico { width: 40px; height: 40px; border-radius: 12px; border: 2.5px solid #4A3728; background: #fff;
  display: grid; place-items: center; font-size: 18px; flex: none; }
.kc-word.heard .kc-w-ico { background: #7BC96F; color: #fff; }
.view > .btn.ghost { margin-top: 10px; }
.btn[disabled] { opacity: .5; }