/* ==========================================================================
   課程大綱「版型卡片」區塊（2026-10-29）
   卡片本身沿用 fpslv1-page.css 的 .fpslv1_card；這裡只管版型排列、icon、RWD。
   所有 selector 以 .acad-ogrid 限縮，不影響其他頁面。
   ========================================================================== */
.acad-ogrid {
  display: grid;
  gap: 40px;
}
.acad-ogrid__heading.fpslv1_card-title {
  font-style: normal;
  text-align: center;
  margin: 0;
}
.acad-ogrid__row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
}
.acad-ogrid__item {
  display: flex;
  min-width: 0;
}

/* 卡片＋影片 左右排（卡片 45%／影片 50%，影片 1:1 正方形） */
.acad-ogrid--pair .acad-ogrid__row {
  flex-direction: column;
  flex-wrap: nowrap;
  gap: 40px;
}
.acad-ogrid--pair .acad-ogrid__item {
  flex-direction: row;
  align-items: stretch;
  gap: 24px;
}
.acad-ogrid--pair .fpslv1_card {
  flex: 0 0 45%;
  max-width: 45%;
  padding: 20px;
  justify-content: center;
}
.acad-ogrid__video {
  flex: 0 0 50%;
  max-width: 50%;
  aspect-ratio: 1 / 1;
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid rgba(57, 255, 245, 0.3);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
  background: #000;
  align-self: center;
}
.acad-ogrid__video:empty {
  display: none;
}
.acad-ogrid__video video,
.acad-ogrid__video iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
  object-fit: cover;
}
.acad-ogrid__video-link {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 16px;
  font-size: 13px;
  word-break: break-all;
}
.acad-ogrid--pair .fpslv1_card-title {
  font-size: 20px;
  margin-bottom: 24px;
}

/* 2／3／4 欄 */
.acad-ogrid--cols-2 .acad-ogrid__item { flex: 1 1 calc(50% - 10px); }
.acad-ogrid--cols-3 .acad-ogrid__item { flex: 1 1 calc(33.333% - 10px); }
.acad-ogrid--cols-4 .acad-ogrid__item { flex: 1 1 calc(25% - 10px); }
.acad-ogrid--cols-2 .fpslv1_card,
.acad-ogrid--cols-3 .fpslv1_card,
.acad-ogrid--cols-4 .fpslv1_card {
  width: 100%;
  max-width: none;
  flex: 1 1 auto;
  min-width: 0;
}
.acad-ogrid--cols-3 .fpslv1_card,
.acad-ogrid--cols-4 .fpslv1_card {
  padding: 28px 24px;
}
.acad-ogrid--cols-3 .fpslv1_card-title,
.acad-ogrid--cols-4 .fpslv1_card-title {
  font-size: 1.4rem;
  margin-bottom: 22px;
}

/* icon（SVG 內嵌 fill:currentColor，顏色由 inline style 指定；PNG 不變色） */
.acad-ogrid__icon {
  text-align: center;
  margin-bottom: 20px;
  line-height: 0;
}
.acad-ogrid__icon img,
.acad-ogrid__icon svg {
  width: 60px;
  height: 60px;
  object-fit: contain;
  fill: currentColor;
  display: inline-block;
}
.acad-ogrid__kicker {
  font-size: 0.8rem;
  display: block;
}

/* 顯示選項 */
.acad-ogrid--nocheck .fpslv1_card-list-item::before { content: none; }
.acad-ogrid--nocheck .fpslv1_card-list-item { padding-left: 0; }
.acad-ogrid--center .fpslv1_card {
  display: flex;
  flex-direction: column;
  align-items: center;
}
.acad-ogrid--center .fpslv1_card-title,
.acad-ogrid--center .fpslv1_card-list-item {
  text-align: center;
}

/* RWD：手機上下排、標題縮小、icon 縮小 */
@media (max-width: 768px) {
  .acad-ogrid { gap: 30px; }
  .acad-ogrid__heading.fpslv1_card-title { font-size: 1.2rem; line-height: 1.35; }
  .acad-ogrid .fpslv1_card-title { font-size: 1.15rem; margin-bottom: 16px; }
  .acad-ogrid--pair .fpslv1_card-title { font-size: 17px; margin-bottom: 16px; }
  .acad-ogrid__icon img,
  .acad-ogrid__icon svg { width: 48px; height: 48px; }
  .acad-ogrid--pair .acad-ogrid__row { gap: 30px; }
  .acad-ogrid--pair .acad-ogrid__item { flex-direction: column; gap: 16px; }
  .acad-ogrid--pair .fpslv1_card,
  .acad-ogrid__video { flex: 1 1 auto; max-width: 100%; width: 100%; }
  .acad-ogrid__row { flex-direction: column; }
  .acad-ogrid__item { flex: 1 1 auto !important; }
}