/* 2026-11-04 法語線上課程頁（/online-course）：醒目 H2、「購買課程」按鈕、課程說明、STEP 新設計。
   依 NOUVA 設計系統：Charcoal Blue #143D4F、Rusty Spice #AA4C25、Antique White #F3E8D7，方角、無陰影。
   只套用在 .ocIntro／.ocStepsPanel，不影響其他頁面；舊的 .pageDesc／.steps 樣式保留在 course.css 不動。 */

.ocIntro {
  margin: -10px 0 36px;
  color: #143d4f;
}

.ocIntro .ocIntroHeadline {
  margin: 0 0 26px;
  color: #143d4f;
  font-size: 30px;
  font-weight: 700;
  line-height: 1.45;
  letter-spacing: .04em;
}

/* 購買課程按鈕：品牌磚紅斜角色塊 + 指引手勢 */
.ocBuyCta {
  position: relative;
  z-index: 0;
  display: inline-flex;
  align-items: center;
  min-height: 76px;
  margin: 0 0 34px;
  padding: 12px 50px 12px 148px;
  max-width: 100%;
  box-sizing: border-box;
  color: #fff;
  text-decoration: none;
}

.ocBuyCta::before {
  content: "";
  position: absolute;
  z-index: -1;
  top: 0;
  right: 0;
  bottom: 0;
  left: 62px;
  background-color: #aa4c25;
  clip-path: polygon(0 10%, 100% 0, 98.5% 100%, 1.2% 92%);
  transition: background-color .16s cubic-bezier(.2, 0, 0, 1);
}

.ocBuyCta .ocBuyCtaHand {
  position: absolute;
  top: 22%;
  left: 0;
  width: 124px;
  height: auto;
  transition: transform .16s cubic-bezier(.2, 0, 0, 1);
  pointer-events: none;
}

.ocBuyCta .ocBuyCtaLabel {
  font-size: 28px;
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: .12em;
  white-space: nowrap;
}

.ocBuyCta:hover,
.ocBuyCta:focus-visible {
  color: #fff;
  text-decoration: none;
}

.ocBuyCta:hover::before,
.ocBuyCta:focus-visible::before {
  background-color: #8f3c1b;
}

.ocBuyCta:hover .ocBuyCtaHand,
.ocBuyCta:focus-visible .ocBuyCtaHand {
  transform: translateX(8px);
}

.ocBuyCta:focus-visible {
  outline: 3px solid #d58e2b;
  outline-offset: 4px;
}

/* 英文版：拉丁字母不需要中文的字距 */
.online-course-en .ocIntro .ocIntroHeadline {
  letter-spacing: .01em;
}

.online-course-en .ocBuyCta .ocBuyCtaLabel {
  letter-spacing: .04em;
}

/* 課程說明 */
.ocIntro .ocIntroDesc {
  margin: 0;
  padding-left: 1.3em;
  color: #143d4f;
  font-size: 17px;
  line-height: 1.75;
  list-style: disc;
}

.ocIntro .ocIntroDesc li {
  margin: 0 0 4px;
  color: #143d4f;
}

/* STEP：深藍不規則色塊底板 + 三張米白不規則色塊卡片（參考品牌的拼貼色塊風格）。
   桌機三欄並排；平板以下改成一欄，手機直接顯示三個步驟（不再輪播）。
   形狀用 clip-path 做，文字本身不旋轉，內距足夠讓文字不會被切到。 */
.ocStepsPanel {
  position: relative;
  z-index: 0;
  margin: 0 0 52px;
  padding: 52px 60px 60px;
}

.ocStepsPanel::before {
  content: "";
  position: absolute;
  z-index: -1;
  inset: 0;
  background-color: #143d4f;
  clip-path: polygon(0 3.5%, 100% 0, 99.4% 100%, .5% 97%);
}

.ocStepsPanel .ocStepsLabel {
  margin: 0 0 28px;
  color: #d58e2b;
  font-size: 20px;
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: .16em;
}

.ocSteps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 30px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.ocSteps .ocStep {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
  margin: 0;
  padding: 34px 38px 38px;
  background-color: #f3e8d7;
  color: #143d4f;
  clip-path: polygon(0 1.5%, 100% 0, 98.6% 100%, 1.6% 97.5%);
}

.ocSteps .ocStep:nth-child(2) {
  clip-path: polygon(1.4% 0, 100% 2.4%, 99.2% 97.6%, 0 100%);
}

.ocSteps .ocStep:nth-child(3) {
  clip-path: polygon(0 2%, 98.4% 0, 100% 98.4%, 2% 100%);
}

.ocSteps .ocStepLabel {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  color: #aa4c25;
  font-family: "NOUVA Sans", "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 14px;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: .16em;
  white-space: nowrap;
}

.ocSteps .ocStepNum {
  font-size: 24px;
  letter-spacing: 0;
}

.ocSteps .ocStepBody {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.ocSteps .ocStepTitle {
  color: #143d4f;
  font-size: 22px;
  font-weight: 700;
  line-height: 1.4;
}

.ocSteps .ocStepText {
  color: #143d4f;
  font-size: 17px;
  line-height: 1.7;
}

.online-course-en .ocStepsPanel .ocStepsLabel {
  letter-spacing: .06em;
}

@media (max-width: 1280px) {
  .ocStepsPanel {
    padding: 48px 44px 54px;
  }

  .ocSteps .ocStep {
    padding: 30px 28px 32px;
  }
}

@media (max-width: 1024px) {
  .ocStepsPanel {
    padding: 44px 32px 48px;
  }

  .ocSteps {
    gap: 22px;
  }

  .ocSteps .ocStep {
    padding: 26px 22px 28px;
  }

  .ocSteps .ocStepTitle {
    font-size: 19px;
  }

  .ocSteps .ocStepText {
    font-size: 15px;
  }
}

@media (max-width: 768px) {
  .ocIntro {
    margin-top: 0;
    margin-bottom: 30px;
  }

  .ocIntro .ocIntroHeadline {
    font-size: 24px;
    text-align: center;
    margin-bottom: 22px;
  }

  .ocBuyCta {
    display: flex;
    width: fit-content;
    margin-left: auto;
    margin-right: auto;
  }

  .ocStepsPanel {
    margin-bottom: 40px;
    padding: 40px 26px 44px;
  }

  .ocStepsPanel::before {
    clip-path: polygon(0 1.6%, 100% 0, 99% 100%, 1% 98.6%);
  }

  .ocStepsPanel .ocStepsLabel {
    margin-bottom: 20px;
    font-size: 19px;
  }

  .ocSteps {
    grid-template-columns: minmax(0, 1fr);
    gap: 16px;
  }

  .ocSteps .ocStep {
    gap: 8px;
    padding: 24px 26px 26px;
  }

  .ocSteps .ocStepTitle {
    font-size: 18px;
  }
}

@media (max-width: 500px) {
  .ocIntro .ocIntroHeadline {
    font-size: 20px;
    letter-spacing: .02em;
  }

  .ocBuyCta {
    min-height: 60px;
    margin-bottom: 28px;
    padding: 10px 34px 10px 116px;
  }

  .ocBuyCta::before {
    left: 48px;
  }

  .ocBuyCta .ocBuyCtaHand {
    width: 98px;
  }

  .ocBuyCta .ocBuyCtaLabel {
    font-size: 22px;
    white-space: normal;
  }

  .ocIntro .ocIntroDesc {
    font-size: 14px;
    line-height: 1.75;
  }

  .ocStepsPanel {
    margin-bottom: 32px;
    padding: 34px 18px 38px;
  }

  .ocSteps {
    gap: 12px;
  }

  .ocSteps .ocStep {
    padding: 20px 22px 22px;
  }

  .ocSteps .ocStepLabel {
    font-size: 12px;
  }

  .ocSteps .ocStepNum {
    font-size: 20px;
  }

  .ocSteps .ocStepTitle {
    font-size: 17px;
  }

  .ocSteps .ocStepText {
    font-size: 14px;
  }
}