/* Kartu pilihan persoalan: kotak kartu berwarna.
   Letak file: public/css/kartu.css (dimuat setelah style.css dan kamera.css).
   Warna tiap kartu diambil dari k.warna di quiz-data.js (--aksen-kartu). */

.kategori-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}
@media (min-width: 760px) {
  .kategori-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .kategori-grid .kartu-kategori.khusus {
    grid-column: 1 / -1;
  }
}

.kategori-grid .kartu-kategori {
  --a: var(--aksen-kartu, #5a2d82);
  position: relative;
  display: block;
  cursor: pointer;
  overflow: hidden;
  border: 1.5px solid color-mix(in srgb, var(--a) 26%, #fff);
  border-radius: 18px;
  background: linear-gradient(
    160deg,
    color-mix(in srgb, var(--a) 10%, #fff) 0%,
    #fff 75%
  );
  box-shadow:
    0 1px 2px rgba(60, 30, 90, 0.06),
    0 10px 22px -14px color-mix(in srgb, var(--a) 60%, transparent);
  transition:
    transform 0.18s ease,
    box-shadow 0.18s ease,
    border-color 0.18s ease;
}
/* garis warna di bagian atas kartu */
.kategori-grid .kartu-kategori::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 5px;
  background: var(--a);
}
.kategori-grid .kartu-kategori:hover {
  transform: translateY(-2px);
  border-color: color-mix(in srgb, var(--a) 55%, #fff);
}
.kategori-grid .kartu-kategori input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}
.kategori-grid .kartu-kategori:has(input:focus-visible) {
  outline: 3px solid color-mix(in srgb, var(--a) 45%, transparent);
  outline-offset: 2px;
}

.kategori-grid .kartu-kategori-isi {
  padding: 20px 18px 16px;
}
.kategori-grid .kartu-kategori-atas {
  display: flex;
  align-items: center;
  gap: 12px;
}
.kategori-grid .kartu-teks-utama {
  flex: 1;
  min-width: 0;
}

.kategori-grid .kartu-ikon {
  flex: none;
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: 14px;
  color: var(--a);
  background: color-mix(in srgb, var(--a) 14%, #fff);
  transition:
    background 0.18s ease,
    color 0.18s ease;
}
.kategori-grid .kartu-ikon svg {
  width: 24px;
  height: 24px;
}

.kategori-grid .kartu-badge {
  display: inline-block;
  margin-bottom: 4px;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--a) 80%, #000);
  background: color-mix(in srgb, var(--a) 15%, #fff);
}
.kategori-grid .kartu-judul {
  display: block;
  font-family: "Cormorant Garamond", serif;
  font-size: 1.28rem;
  line-height: 1.2;
  color: #2a1740;
}
.kategori-grid .kartu-hint {
  margin: 12px 0 0;
  font-size: 0.9rem;
  line-height: 1.5;
  color: #5d5070;
}

/* bulatan pilihan */
.kategori-grid .kartu-cek {
  position: relative;
  flex: none;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 2px solid color-mix(in srgb, var(--a) 40%, #fff);
  background: #fff;
  transition:
    background 0.18s ease,
    border-color 0.18s ease;
}
.kategori-grid .kartu-cek::before {
  content: none;
}
.kategori-grid .kartu-cek::after {
  content: "";
  position: absolute;
  left: 7px;
  top: 3px;
  width: 6px;
  height: 11px;
  border: solid #fff;
  border-width: 0 2.5px 2.5px 0;
  transform: rotate(45deg) scale(0);
  transition: transform 0.15s ease;
}

/* kartu terpilih */
.kategori-grid .kartu-kategori:has(input:checked) {
  border-color: var(--a);
  background: linear-gradient(
    160deg,
    color-mix(in srgb, var(--a) 18%, #fff) 0%,
    color-mix(in srgb, var(--a) 5%, #fff) 80%
  );
  box-shadow:
    0 0 0 3px color-mix(in srgb, var(--a) 22%, transparent),
    0 14px 26px -14px color-mix(in srgb, var(--a) 70%, transparent);
}
.kategori-grid .kartu-kategori:has(input:checked) .kartu-ikon {
  background: var(--a);
  color: #fff;
}
.kategori-grid .kartu-kategori:has(input:checked) .kartu-cek {
  background: var(--a);
  border-color: var(--a);
}
.kategori-grid .kartu-kategori:has(input:checked) .kartu-cek::after {
  transform: rotate(45deg) scale(1);
}