/* ============================================
   CURRICULUM PAGE — PREMIUM REDESIGN
   ============================================ */

/* ---- Hero Banner ---- */
.cur-hero {
  position: relative;
  width: 100%;
  min-height: 420px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border-radius: 1.5rem;
  margin-bottom: 3rem;
}

.cur-hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.55);
  transition: transform 6s ease;
}

.cur-hero:hover .cur-hero__bg {
  transform: scale(1.05);
}

.cur-hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(15, 23, 42, 0.25) 0%, rgba(15, 23, 42, 0.75) 100%);
  z-index: 1;
}

.cur-hero__content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 3rem 2rem;
  max-width: 720px;
}

.cur-hero__badge {
  display: inline-block;
  font-family: 'Playfair Display', serif;
  font-size: 0.75rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.3);
  padding: 0.4rem 1.2rem;
  border-radius: 100px;
  margin-bottom: 1.25rem;
}

.cur-hero__title {
  font-family: 'Noto Serif KR', serif;
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 700;
  color: #ffffff;
  line-height: 1.3;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.cur-hero__desc {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: clamp(1rem, 2.5vw, 1.2rem);
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.8;
  font-weight: 300;
}

.cur-hero__icon {
  font-size: 2.5rem;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 1rem;
}

/* ---- Section Container ---- */
.cur-section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem 4rem;
}

/* ---- Feature Cards ---- */
.cur-features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-bottom: 3.5rem;
}

.cur-feature {
  background: #ffffff;
  border-radius: 1.25rem;
  padding: 2rem 1.5rem;
  border: 1px solid #f0f0f0;
  transition: all 0.35s ease;
  text-align: center;
}

.cur-feature:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 40px -12px rgba(0, 0, 0, 0.1);
  border-color: transparent;
}

.cur-feature__icon {
  width: 60px;
  height: 60px;
  border-radius: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin: 0 auto 1.25rem;
  transition: all 0.3s ease;
}

/* Color themes per program */
.cur-section--cognitive .cur-feature__icon {
  background: #EEF2FF;
  color: #4338CA;
}
.cur-section--cognitive .cur-feature:hover .cur-feature__icon {
  background: #4338CA;
  color: #ffffff;
}

.cur-section--physical .cur-feature__icon {
  background: #FFF7ED;
  color: #C2410C;
}
.cur-section--physical .cur-feature:hover .cur-feature__icon {
  background: #C2410C;
  color: #ffffff;
}

.cur-section--social .cur-feature__icon {
  background: #F0FDFA;
  color: #0F766E;
}
.cur-section--social .cur-feature:hover .cur-feature__icon {
  background: #0F766E;
  color: #ffffff;
}

.cur-feature__title {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 1.15rem;
  font-weight: 700;
  color: #1E293B;
  margin-bottom: 0.6rem;
}

.cur-feature__desc {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 0.95rem;
  color: #64748B;
  line-height: 1.7;
}

/* ---- Section Heading  ---- */
.cur-gallery-heading {
  text-align: center;
  margin-bottom: 2.5rem;
}

.cur-gallery-heading__label {
  display: inline-block;
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  font-weight: 700;
  color: #B8860B;
  margin-bottom: 0.5rem;
}

.cur-gallery-heading__title {
  font-family: 'Noto Serif KR', serif;
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  color: #0F172A;
  letter-spacing: -0.01em;
}

/* ---- Image Gallery Grid ---- */
.cur-gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin-bottom: 3rem;
}

.cur-gallery__card {
  position: relative;
  border-radius: 1rem;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  cursor: pointer;
}

.cur-gallery__card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.cur-gallery__card:hover img {
  transform: scale(1.08);
}

.cur-gallery__card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(15, 23, 42, 0.7) 0%, transparent 60%);
  opacity: 0;
  transition: opacity 0.4s ease;
  display: flex;
  align-items: flex-end;
  padding: 1.25rem;
}

.cur-gallery__card:hover .cur-gallery__card__overlay {
  opacity: 1;
}

.cur-gallery__card__label {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  color: #ffffff;
  line-height: 1.4;
}

.cur-gallery__card__label small {
  display: block;
  font-size: 0.8rem;
  font-weight: 300;
  color: rgba(255, 255, 255, 0.75);
  margin-top: 0.2rem;
}

/* ---- Highlight Strip (full-width quote) ---- */
.cur-highlight {
  background: #0F172A;
  border-radius: 1.25rem;
  padding: 3rem 2.5rem;
  margin-bottom: 3rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cur-highlight::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -30%;
  width: 160%;
  height: 200%;
  background: radial-gradient(ellipse at center, rgba(184, 134, 11, 0.1) 0%, transparent 70%);
  pointer-events: none;
}

.cur-highlight__icon {
  font-size: 2rem;
  color: #B8860B;
  margin-bottom: 1rem;
}

.cur-highlight__title {
  font-family: 'Noto Serif KR', serif;
  font-size: clamp(1.25rem, 3vw, 1.6rem);
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 1rem;
  position: relative;
}

.cur-highlight__desc {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 1.05rem;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.8;
  max-width: 640px;
  margin: 0 auto;
  position: relative;
}

/* ---- CTA Button ---- */
.cur-cta {
  text-align: center;
  padding: 1rem 0 2rem;
}

.cur-cta__btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 1.1rem;
  font-weight: 700;
  color: #ffffff;
  background: #0F172A;
  padding: 1rem 2.5rem;
  border-radius: 100px;
  text-decoration: none;
  transition: all 0.35s ease;
  box-shadow: 0 4px 15px rgba(15, 23, 42, 0.25);
}

.cur-cta__btn:hover {
  background: #1E293B;
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.35);
}

.cur-cta__btn i {
  font-size: 0.9rem;
  transition: transform 0.3s ease;
}

.cur-cta__btn:hover i {
  transform: translateX(4px);
}

/* ---- Detail Row (Image + Text side by side) ---- */
.cur-detail-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: center;
  margin-bottom: 3rem;
}

.cur-detail-row--reverse {
  direction: rtl;
}

.cur-detail-row--reverse > * {
  direction: ltr;
}

.cur-detail-row__img {
  border-radius: 1.25rem;
  overflow: hidden;
  aspect-ratio: 4 / 3;
}

.cur-detail-row__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.cur-detail-row__img:hover img {
  transform: scale(1.05);
}

.cur-detail-row__text {
  padding: 1rem 0;
}

.cur-detail-row__tag {
  display: inline-block;
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  font-weight: 700;
  padding: 0.3rem 0.8rem;
  border-radius: 100px;
  margin-bottom: 0.75rem;
}

.cur-section--cognitive .cur-detail-row__tag {
  background: #EEF2FF;
  color: #4338CA;
}
.cur-section--physical .cur-detail-row__tag {
  background: #FFF7ED;
  color: #C2410C;
}
.cur-section--social .cur-detail-row__tag {
  background: #F0FDFA;
  color: #0F766E;
}

.cur-detail-row__title {
  font-family: 'Noto Serif KR', serif;
  font-size: clamp(1.3rem, 3vw, 1.75rem);
  font-weight: 700;
  color: #0F172A;
  margin-bottom: 0.75rem;
  line-height: 1.4;
}

.cur-detail-row__desc {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 1.05rem;
  color: #475569;
  line-height: 1.8;
}

/* ---- Event Program Theme ---- */
.cur-section--event .cur-feature__icon {
  background: #FFFBEB;
  color: #B45309;
}
.cur-section--event .cur-feature:hover .cur-feature__icon {
  background: #B45309;
  color: #ffffff;
}
.cur-section--event .cur-detail-row__tag {
  background: #FFFBEB;
  color: #B45309;
}

/* Event Gallery — 4 columns */
.cur-gallery--4col {
  grid-template-columns: repeat(4, 1fr);
}

/* Event Benefit Card */
.cur-benefit {
  background: #FFFBEB;
  border: 1px solid #FDE68A;
  border-radius: 1.25rem;
  padding: 1.75rem 2rem;
  margin-bottom: 3rem;
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.cur-benefit__icon {
  font-size: 1.5rem;
  color: #B8860B;
  flex-shrink: 0;
  margin-top: 0.2rem;
}

.cur-benefit__text {
  font-family: 'Noto Sans KR', sans-serif;
}

.cur-benefit__text strong {
  display: block;
  font-size: 0.85rem;
  font-weight: 700;
  color: #92400E;
  letter-spacing: 0.05em;
  margin-bottom: 0.35rem;
}

.cur-benefit__text p {
  font-size: 1rem;
  color: #78350F;
  line-height: 1.7;
}

/* Event Performance Option Cards */
.cur-options {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.cur-option {
  background: #ffffff;
  border-radius: 1.25rem;
  padding: 2rem 1.75rem;
  border: 1px solid #f0f0f0;
  display: flex;
  align-items: center;
  gap: 1.25rem;
  transition: all 0.35s ease;
  cursor: pointer;
}

.cur-option:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 32px -10px rgba(0, 0, 0, 0.1);
  border-color: transparent;
}

.cur-option__icon {
  width: 64px;
  height: 64px;
  border-radius: 1rem;
  background: #FFFBEB;
  color: #B45309;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
  transition: all 0.3s ease;
}

.cur-option:hover .cur-option__icon {
  background: #0F172A;
  color: #B8860B;
}

.cur-option__title {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 1.15rem;
  font-weight: 700;
  color: #1E293B;
  margin-bottom: 0.4rem;
}

.cur-option__desc {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 0.92rem;
  color: #64748B;
  line-height: 1.6;
}

.cur-option__desc small {
  color: #B8860B;
  font-size: 0.8rem;
}

/* ============================================
   RESPONSIVE — Tablet (≤ 1024px)
   ============================================ */
@media (max-width: 1024px) {
  .cur-features {
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
  }

  .cur-gallery {
    grid-template-columns: repeat(2, 1fr);
  }

  .cur-gallery--4col {
    grid-template-columns: repeat(2, 1fr);
  }

  .cur-detail-row {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .cur-detail-row--reverse {
    direction: ltr;
  }

  .cur-options {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   RESPONSIVE — Mobile (≤ 768px)
   ============================================ */
@media (max-width: 768px) {
  .cur-hero {
    min-height: 320px;
    border-radius: 1rem;
    margin-bottom: 2rem;
  }

  .cur-hero__content {
    padding: 2rem 1.5rem;
  }

  .cur-hero__badge {
    font-size: 0.65rem;
    padding: 0.3rem 0.9rem;
  }

  .cur-hero__icon {
    font-size: 2rem;
  }

  .cur-section {
    padding: 0 1rem 3rem;
  }

  .cur-features {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .cur-feature {
    padding: 1.5rem 1.25rem;
    text-align: left;
    display: flex;
    gap: 1rem;
    align-items: flex-start;
  }

  .cur-feature__icon {
    margin: 0;
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    font-size: 1.3rem;
  }

  .cur-gallery {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
  }

  .cur-gallery--4col {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
  }

  .cur-options {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .cur-option {
    padding: 1.5rem 1.25rem;
  }

  .cur-option__icon {
    width: 50px;
    height: 50px;
    font-size: 1.3rem;
  }

  .cur-benefit {
    padding: 1.25rem 1.5rem;
    border-radius: 1rem;
  }

  .cur-gallery__card__overlay {
    opacity: 1;
    background: linear-gradient(0deg, rgba(15, 23, 42, 0.65) 0%, transparent 50%);
  }

  .cur-gallery__card__label {
    font-size: 0.82rem;
  }

  .cur-gallery__card__label small {
    font-size: 0.72rem;
  }

  .cur-highlight {
    padding: 2rem 1.5rem;
    border-radius: 1rem;
  }

  .cur-highlight__title {
    font-size: 1.2rem;
  }

  .cur-highlight__desc {
    font-size: 0.95rem;
  }

  .cur-detail-row {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }

  .cur-detail-row--reverse {
    direction: ltr;
  }

  .cur-detail-row__img {
    border-radius: 1rem;
  }

  .cur-cta__btn {
    font-size: 1rem;
    padding: 0.9rem 2rem;
  }
}

/* ============================================
   RESPONSIVE — Small Phone (≤ 480px)
   ============================================ */
@media (max-width: 480px) {
  .cur-hero {
    min-height: 260px;
    border-radius: 0.75rem;
  }

  .cur-hero__title {
    font-size: 1.6rem;
  }

  .cur-hero__desc {
    font-size: 0.9rem;
  }

  .cur-gallery {
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem;
  }

  .cur-gallery__card {
    aspect-ratio: 1 / 1;
  }
}