/* ═══════════════════════════════════════════════════════════
   kurikulum.css — Fokus Gaya 3 Opsi Peminatan Kurikulum
═══════════════════════════════════════════════════════════ */

/* Remove the default white min-height wrapper so the peminatan
   gradient fills the page with no white gap before the footer */
.page-main {
  min-height: 0;
  background: transparent;
}

/* ── Peminatan Image Grid ── */
.peminatan {
  background: linear-gradient(to bottom, #1a2a5e 0%, #3b3580 45%, var(--orange) 100%);
  padding: 28px 48px 64px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 36px;
  min-height: calc(100vh - 80px); /* fills viewport below sticky navbar */
}

.peminatan__title {
  font-family: var(--font-main);
  font-size: 1.8rem;
  font-weight: 800;
  color: #fff;
  text-align: center;
  letter-spacing: 0.01em;
}

.peminatan__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  width: 100%;
  max-width: 980px;
}

.peminatan__card {
  position: relative;
  display: block;
  border-radius: 16px;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  text-decoration: none;
  cursor: pointer;
  box-shadow: 0 8px 24px rgba(0,0,0,0.25);
  transition: transform 0.2s, box-shadow 0.2s;
}

.peminatan__card:hover {
  transform: translateY(-4px) scale(1.02);
  box-shadow: 0 14px 32px rgba(0,0,0,0.35);
}

.peminatan__card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.3s;
}

.peminatan__card:hover img {
  transform: scale(1.05);
}

.peminatan__card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(18,32,74,0.72) 0%, transparent 60%);
  display: flex;
  align-items: flex-end;
  padding: 18px;
  opacity: 0;
  transition: opacity 0.25s;
}
.peminatan__card-overlay {
  opacity: 1;
}

.peminatan__card-overlay span {
  font-family: var(--font-main);
  font-size: 0.95rem;
  font-weight: 700;
  color: #fff;
}

@media (max-width: 640px) {
  .peminatan {
    padding: 40px 20px 48px;
    gap: 24px;
  }
  .peminatan__grid {
    grid-template-columns: 1fr;
  }
}

/* ── Panel Konten ── */
.kurikulum-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 48px 24px 80px;
}

.kurikulum-panel {
  display: none;
}

.kurikulum-panel.is-active {
  display: block;
  animation: fadeIn 0.4s ease forwards;
}

.kurikulum-panel__heading {
  font-size: 1.75rem;
  color: #1a2a5e;
  font-weight: 700;
  margin-bottom: 12px;
}

.kurikulum-panel__desc {
  font-size: 1rem;
  color: #475569;
  line-height: 1.6;
  max-width: 800px;
  margin-bottom: 36px;
}

/* ── Grid Kartu Mata Kuliah Peminatan ── */
.kurikulum-panel__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}

.kurikulum-card {
  background: #ffffff;
  padding: 28px;
  border-radius: 12px;
  border: 1px solid #e2e8f0;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
  transition: transform 0.2s, box-shadow 0.2s;
}

.kurikulum-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 15px -3px rgba(18, 32, 74, 0.1);
  border-color: rgba(232, 119, 34, 0.3);
}

.kurikulum-card__semester {
  display: inline-block;
  padding: 4px 10px;
  background: #f1f5f9;
  color: #1a2a5e;
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: 6px;
  margin-bottom: 16px;
  text-transform: uppercase;
}

.kurikulum-card__subject {
  font-size: 1.2rem;
  color: #1a2a5e;
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 8px;
}

.kurikulum-card__details {
  font-size: 0.88rem;
  color: #64748b;
}

/* Animation */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ── Responsif Mobile ── */
@media (max-width: 640px) {
  .kurikulum-tabs__list {
    overflow-x: auto;
    justify-content: flex-start;
  }
  .kurikulum-tabs__btn {
    padding: 16px 8px;
    font-size: 0.9rem;
    white-space: nowrap;
  }
  .kurikulum-hero__title {
    font-size: 1.75rem;
  }
}
/* ── Peminatan Modal ── */
.peminatan-modal {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.peminatan-modal.is-open {
  display: flex;
}

.peminatan-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(20, 20, 40, 0.55);
  backdrop-filter: blur(2px);
}

.peminatan-modal__box {
  position: relative;
  background: #fff;
  border-radius: 20px;
  max-width: 640px;
  width: 100%;
  max-height: 100%; /* never exceed the space left by the modal's own padding */
  overflow-y: auto; /* scroll internally instead of overflowing the viewport */
  -webkit-overflow-scrolling: touch;
  padding: 36px 40px 32px;
  box-shadow: 0 24px 60px rgba(0,0,0,0.35);
  animation: modalPop 0.25s ease;
}

@keyframes modalPop {
  from { opacity: 0; transform: scale(0.95) translateY(10px); }
  to   { opacity: 1; transform: scale(1) translateY(0); }
}

.peminatan-modal__close {
  position: absolute;
  top: 18px;
  right: 20px;
  background: none;
  border: none;
  font-size: 1.6rem;
  line-height: 1;
  color: var(--orange);
  cursor: pointer;
  transition: transform 0.15s;
}

.peminatan-modal__close:hover {
  transform: rotate(90deg);
}

.peminatan-modal__title {
  font-family: var(--font-main);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 20px;
}

.peminatan-modal__body {
  display: flex;
  gap: 20px;
}

.peminatan-modal__image {
  flex-shrink: 0;
  width: 180px;
  border-radius: 12px;
  overflow: hidden;
}

.peminatan-modal__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.peminatan-modal__text {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.peminatan-modal__text p {
  font-size: 0.85rem;
  line-height: 1.6;
  color: #333;
  margin-bottom: 16px;
}

.peminatan-modal__btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  align-self: flex-start;
  font-family: var(--font-main);
  font-weight: 700;
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  color: var(--orange);
  text-decoration: none;
  border: 1.5px solid var(--orange);
  border-radius: 999px;
  padding: 8px 16px;
  transition: background 0.2s, color 0.2s;
}

.peminatan-modal__btn span {
  display: inline-flex;
  font-size: 0.9rem;
}

.peminatan-modal__btn:hover {
  background: var(--orange);
  color: #fff;
}

@media (max-width: 560px) {
  .peminatan-modal__box {
    padding: 28px 24px 24px;
  }
  .peminatan-modal__body {
    flex-direction: column;
  }
  .peminatan-modal__image {
    width: 100%;
    height: 160px;
  }
}

/* Very small phones (320–400px): tighten everything further so
   less scrolling is needed inside the modal */
@media (max-width: 400px) {
  .peminatan-modal {
    padding: 12px;
  }
  .peminatan-modal__box {
    padding: 22px 18px 20px;
    border-radius: 16px;
  }
  .peminatan-modal__close {
    top: 12px;
    right: 14px;
    font-size: 1.4rem;
  }
  .peminatan-modal__title {
    font-size: 1.25rem;
    margin-bottom: 14px;
  }
  .peminatan-modal__image {
    height: 130px;
  }
  .peminatan-modal__text p {
    font-size: 0.82rem;
    margin-bottom: 12px;
  }
}
/* ── Back button inside gradient section ──
   In normal flex flow (not absolute) so it always reserves its own
   space above the title instead of floating over it on short/narrow
   screens. align-self keeps it left-aligned while the title/grid
   below stay centered. */
.btn-back-wrap--inside {
  align-self: flex-start;
  padding: 0;
}

/* btn-back base styles (white variant used here) */
.btn-back {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-main);
  font-weight: 700;
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: 999px;
  padding: 10px 22px;
  cursor: pointer;
  transition: background 0.2s, color 0.2s, border-color 0.2s;
  text-decoration: none;
  border: 1.5px solid;
}

.btn-back--white {
  background: transparent;
  color: var(--white);
  border-color: var(--white);
}

.btn-back--white:hover {
  background: var(--white);
  color: var(--navy);
}