/* ============ Dasar & variabel default (akan ditimpa tema) ============ */
:root {
  --bg-1: #2a1840;
  --bg-2: #4a2d6e;
  --card: #3a2557;
  --card-soft: #4d3370;
  --text: #fdf4ff;
  --text-dim: #d9c7ee;
  --primary: #b06cff;
  --primary-dark: #8a3ffb;
  --accent: #ff6fae;
  --correct: #7ee787;
  --wrong: #ff7b95;
  --ring: #ff6fae;
  --radius: 22px;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.18);
}

* {
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

html,
body {
  margin: 0;
  padding: 0;
  min-height: 100%;
}

body {
  font-family: "Baloo 2", "Segoe UI", system-ui, sans-serif;
  color: var(--text);
  background: linear-gradient(160deg, var(--bg-1), var(--bg-2));
  background-attachment: fixed;
  transition: background 0.5s ease, color 0.3s ease;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  overflow-x: hidden;
}

.app {
  flex: 1;
  width: 100%;
  max-width: 720px;
  margin: 0 auto;
  padding: 18px 16px 8px;
}

.kaki {
  text-align: center;
  padding: 14px;
  font-size: 0.8rem;
  color: var(--text-dim);
  opacity: 0.8;
}

h1 {
  font-size: clamp(1.5rem, 5vw, 2.1rem);
  margin: 0.2em 0;
  line-height: 1.15;
}
h2 {
  font-size: clamp(1.15rem, 4vw, 1.5rem);
}

/* ============ animasi masuk layar ============ */
.screen.masuk {
  animation: masuk 0.4s ease;
}
@keyframes masuk {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ============ Hero & teks umum ============ */
.hero {
  text-align: center;
  margin: 10px 0 18px;
}
.hero .sub,
.sub {
  color: var(--text-dim);
  margin: 6px 0;
  line-height: 1.4;
}
.hero.kecil {
  margin: 6px 0 12px;
}
.maskot {
  font-size: 3rem;
  display: block;
  animation: melayang 3s ease-in-out infinite;
}
@keyframes melayang {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}
.tanya {
  text-align: center;
  margin: 8px 0 14px;
}
.hint {
  text-align: center;
  color: var(--text-dim);
  font-size: 0.9rem;
  margin-top: 16px;
}

/* ============ Topbar / chip / badge ============ */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 10px;
  flex-wrap: wrap;
}
.chip {
  background: var(--card-soft);
  color: var(--text);
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 600;
}
.poin-badge {
  background: var(--accent);
  color: #fff;
  padding: 6px 14px;
  border-radius: 999px;
  font-weight: 700;
  box-shadow: var(--shadow);
}
.poin-badge.live {
  background: var(--primary);
}
.link-btn {
  background: none;
  border: none;
  color: var(--text-dim);
  font-family: inherit;
  font-size: 0.95rem;
  cursor: pointer;
  padding: 6px;
  font-weight: 600;
}
.link-btn:hover {
  color: var(--text);
  text-decoration: underline;
}

/* ============ Kartu Tema ============ */
.tema-grid,
.kelas-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}
.tema-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 22px 12px;
  border: 3px solid transparent;
  border-radius: var(--radius);
  background: var(--card);
  color: var(--text);
  cursor: pointer;
  font-family: inherit;
  box-shadow: var(--shadow);
  transition: transform 0.18s ease, border-color 0.18s ease;
}
.tema-card:hover,
.tema-card:focus-visible {
  transform: translateY(-6px) scale(1.03);
  border-color: var(--ring);
  outline: none;
}
.tema-emoji {
  font-size: 2.6rem;
}
.tema-nama {
  font-size: 1.2rem;
  font-weight: 800;
}
.tema-desc {
  font-size: 0.82rem;
  color: var(--text-dim);
  text-align: center;
}

/* ============ Kartu Kelas ============ */
.kelas-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 24px 14px;
  border: none;
  border-radius: var(--radius);
  background: var(--card);
  color: var(--text);
  cursor: pointer;
  font-family: inherit;
  box-shadow: var(--shadow);
  transition: transform 0.18s ease;
}
.kelas-card:hover,
.kelas-card:focus-visible {
  transform: translateY(-6px) scale(1.03);
  outline: 3px solid var(--ring);
}
.kelas-no {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  font-size: 2rem;
  font-weight: 800;
  display: grid;
  place-items: center;
  box-shadow: var(--shadow);
}
.kelas-judul {
  font-size: 1.2rem;
  font-weight: 800;
}
.kelas-materi {
  font-size: 0.8rem;
  color: var(--text-dim);
  text-align: center;
  line-height: 1.3;
}
.kelas-jml {
  font-size: 0.78rem;
  color: var(--accent);
  font-weight: 700;
}
.toko-link {
  display: block;
  margin: 22px auto 0;
  background: var(--card-soft);
  color: var(--text);
  border: none;
  border-radius: 999px;
  padding: 12px 22px;
  font-family: inherit;
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  box-shadow: var(--shadow);
}
.toko-link:hover {
  transform: scale(1.04);
}

/* ============ Layar Nama ============ */
.logo-emoji {
  font-size: 3rem;
  margin-bottom: 4px;
  animation: melayang 3s ease-in-out infinite;
}
.kartu-nama {
  background: var(--card);
  border-radius: var(--radius);
  padding: 24px 20px;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  gap: 14px;
  max-width: 420px;
  margin: 10px auto 0;
}
.kartu-nama .tanya {
  margin: 0;
}
.input-nama {
  font-family: inherit;
  font-size: 1.2rem;
  font-weight: 700;
  text-align: center;
  padding: 14px 16px;
  border-radius: 16px;
  border: 3px solid var(--card-soft);
  background: var(--card-soft);
  color: var(--text);
  outline: none;
  transition: border-color 0.2s;
}
.input-nama::placeholder {
  color: var(--text-dim);
  font-weight: 500;
}
.input-nama:focus {
  border-color: var(--ring);
}

/* ============ Timer ============ */
.timer {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}
.timer-teks {
  font-weight: 700;
  font-size: 0.9rem;
  white-space: nowrap;
  color: var(--text-dim);
}
.timer-teks b {
  color: var(--text);
}
.timer-bar {
  flex: 1;
  height: 10px;
  background: var(--card-soft);
  border-radius: 999px;
  overflow: hidden;
}
.timer-fill {
  height: 100%;
  width: 100%;
  background: linear-gradient(90deg, var(--correct), var(--primary));
  border-radius: 999px;
  transition: width 1s linear, background 0.3s;
}
.timer-fill.bahaya {
  background: linear-gradient(90deg, var(--wrong), var(--accent));
  animation: kedip 0.6s ease-in-out infinite;
}
@keyframes kedip {
  50% { opacity: 0.45; }
}

/* ============ Progress ============ */
.progress {
  height: 12px;
  background: var(--card-soft);
  border-radius: 999px;
  overflow: hidden;
  margin: 6px 0 16px;
}
.progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  border-radius: 999px;
  transition: width 0.4s ease;
}

/* ============ Kartu Soal ============ */
.kartu-soal {
  background: var(--card);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
  margin-bottom: 16px;
}
.tag-baris {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 10px;
}
.kategori {
  display: inline-block;
  background: var(--primary);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 999px;
}
.bentuk {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 800;
  padding: 4px 12px;
  border-radius: 999px;
  border: 2px solid currentColor;
}
.bentuk-pg { color: var(--primary-dark); }
.bentuk-isian { color: var(--accent); }
.bentuk-uraian { color: var(--correct); }
.instruksi {
  background: var(--card-soft);
  border-radius: 12px;
  padding: 8px 12px;
  margin: 0 0 12px;
  font-size: 0.86rem;
  line-height: 1.35;
  color: var(--text-dim);
}
.instruksi b { color: var(--text); }
.arab {
  font-family: "Amiri", serif;
  font-size: 2rem;
  line-height: 2.1;
  text-align: center;
  direction: rtl;
  background: var(--card-soft);
  border-radius: 16px;
  padding: 14px 16px;
  margin: 6px 0 14px;
}
.pertanyaan {
  font-size: 1.15rem;
  font-weight: 600;
  line-height: 1.4;
  margin: 0;
}

/* ============ Opsi jawaban ============ */
.opsi-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.opsi {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  text-align: left;
  background: var(--card);
  border: 3px solid transparent;
  border-radius: 16px;
  padding: 14px 16px;
  font-family: inherit;
  font-size: 1.02rem;
  font-weight: 600;
  color: var(--text);
  cursor: pointer;
  box-shadow: var(--shadow);
  transition: transform 0.12s ease, border-color 0.12s ease, background 0.2s;
}
.opsi:hover:not(:disabled) {
  transform: translateX(4px);
  border-color: var(--ring);
}
.opsi:disabled {
  cursor: default;
}
.opsi-label {
  flex: 0 0 auto;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  display: grid;
  place-items: center;
  font-weight: 800;
}
.opsi.benar {
  border-color: var(--correct);
  background: color-mix(in srgb, var(--correct) 22%, var(--card));
}
.opsi.benar .opsi-label {
  background: var(--correct);
}
.opsi.salah {
  border-color: var(--wrong);
  background: color-mix(in srgb, var(--wrong) 22%, var(--card));
}
.opsi.salah .opsi-label {
  background: var(--wrong);
}

/* ============ Feedback ============ */
.feedback {
  margin-top: 16px;
  background: var(--card);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow);
  animation: masuk 0.3s ease;
}
.feedback strong {
  display: block;
  font-size: 1.25rem;
  margin-bottom: 4px;
}
.f-benar {
  color: var(--correct);
}
.f-salah {
  color: var(--wrong);
}
.penjelasan {
  background: var(--card-soft);
  border-radius: 14px;
  padding: 12px 14px;
  margin: 12px 0;
  line-height: 1.45;
  font-size: 0.95rem;
}
.btn-lanjut {
  width: 100%;
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: 16px;
  padding: 14px;
  font-family: inherit;
  font-weight: 800;
  font-size: 1.05rem;
  cursor: pointer;
  box-shadow: var(--shadow);
  transition: transform 0.12s ease, background 0.2s;
}
.btn-lanjut:hover {
  transform: scale(1.02);
  background: var(--primary-dark);
}

/* ============ Hasil ============ */
.hasil {
  text-align: center;
}
.medali {
  font-size: 4.5rem;
  animation: pop-in 0.6s ease;
}
@keyframes pop-in {
  0% { transform: scale(0) rotate(-30deg); }
  70% { transform: scale(1.2) rotate(8deg); }
  100% { transform: scale(1) rotate(0); }
}
.skor-besar {
  font-size: 4.5rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
  margin: 6px 0;
}
.stat-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin: 18px 0;
}
@media (min-width: 480px) {
  .stat-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}
.stat {
  background: var(--card);
  border-radius: 16px;
  padding: 14px 6px;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.stat-no {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--primary);
}
.stat span:last-child {
  font-size: 0.82rem;
  color: var(--text-dim);
}
.poin-dapat {
  background: var(--accent);
  color: #fff;
  border-radius: var(--radius);
  padding: 14px;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow);
}
.poin-dapat strong {
  font-size: 2rem;
}
.poin-total {
  margin: 12px 0 6px;
  color: var(--text-dim);
}
.aksi-hasil {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 18px;
}
.btn-utama {
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: 16px;
  padding: 16px;
  font-family: inherit;
  font-weight: 800;
  font-size: 1.05rem;
  cursor: pointer;
  box-shadow: var(--shadow);
  transition: transform 0.12s ease, background 0.2s;
}
.btn-utama:hover {
  transform: scale(1.02);
  background: var(--primary-dark);
}
.btn-sekunder {
  background: var(--card-soft);
  color: var(--text);
  border: none;
  border-radius: 16px;
  padding: 14px;
  font-family: inherit;
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  box-shadow: var(--shadow);
}
.btn-sekunder:hover {
  transform: scale(1.02);
}

/* ============ Tombol WhatsApp ============ */
.btn-wa {
  background: #25d366;
  color: #fff;
  border: none;
  border-radius: 16px;
  padding: 15px;
  font-family: inherit;
  font-weight: 800;
  font-size: 1.02rem;
  cursor: pointer;
  box-shadow: var(--shadow);
  transition: transform 0.12s ease, background 0.2s;
}
.btn-wa:hover {
  transform: scale(1.02);
  background: #1ebe5a;
}
.toko .btn-wa {
  display: block;
  width: 100%;
  margin: 4px 0 14px;
}

/* ============ Pembahasan jawaban salah ============ */
.pembahasan {
  text-align: left;
  background: var(--card);
  border-radius: var(--radius);
  padding: 16px;
  box-shadow: var(--shadow);
  animation: masuk 0.3s ease;
}
.bahas-judul {
  margin: 0 0 12px;
  text-align: center;
  font-size: 1.1rem;
}
.bahas-item {
  border-top: 2px dashed var(--card-soft);
  padding: 12px 0;
}
.bahas-item:first-of-type {
  border-top: none;
  padding-top: 0;
}
.bahas-no {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  font-weight: 800;
  font-size: 0.78rem;
  padding: 3px 10px;
  border-radius: 999px;
  margin-bottom: 6px;
}
.bahas-soal {
  font-weight: 600;
  margin: 4px 0 8px;
  line-height: 1.4;
}
.bahas-jwb {
  margin: 4px 0;
  font-size: 0.95rem;
  line-height: 1.4;
}
.salah-jwb {
  color: var(--wrong);
  font-weight: 700;
}
.benar-jwb {
  color: var(--correct);
  font-weight: 700;
}
.bahas-penjelasan {
  background: var(--card-soft);
  border-radius: 12px;
  padding: 8px 12px;
  margin: 8px 0 0;
  font-size: 0.9rem;
  line-height: 1.4;
  color: var(--text-dim);
}
.bahas-sempurna {
  text-align: center;
  font-weight: 700;
  color: var(--correct);
  padding: 8px;
}

/* ============ Toko Hadiah ============ */
.toko h1 {
  text-align: center;
}
.toko .sub {
  text-align: center;
}
.reward-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 16px;
}
.reward {
  display: grid;
  grid-template-columns: auto 1fr auto auto;
  align-items: center;
  gap: 12px;
  background: var(--card);
  border-radius: 18px;
  padding: 14px 16px;
  box-shadow: var(--shadow);
}
.reward.kurang {
  opacity: 0.55;
}
.reward-emoji {
  font-size: 1.8rem;
}
.reward-nama {
  font-weight: 700;
}
.reward-biaya {
  font-weight: 800;
  color: var(--accent);
  white-space: nowrap;
}
.btn-tukar {
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: 12px;
  padding: 10px 16px;
  font-family: inherit;
  font-weight: 700;
  cursor: pointer;
}
.btn-tukar:hover:not(:disabled) {
  background: var(--primary-dark);
  transform: scale(1.05);
}
.btn-tukar:disabled {
  background: var(--card-soft);
  color: var(--text-dim);
  cursor: not-allowed;
}

/* ============ Mode Belajar ============ */
.mode-emoji {
  font-size: 2.8rem;
}
.no-badge {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 800;
  padding: 4px 12px;
  border-radius: 999px;
}
.varian-info {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--text-dim);
  align-self: center;
}
/* opsi versi baca-saja (tidak bisa diklik) */
.opsi.statis {
  cursor: default;
}
.opsi.statis:hover {
  transform: none;
  border-color: transparent;
}
.opsi.statis.benar:hover {
  border-color: var(--correct);
}
.belajar-jawab {
  margin-top: 14px;
}
.nav-belajar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}
.nav-belajar button {
  flex: 1 1 30%;
  min-width: 120px;
}

/* ============ Toggle suara melayang ============ */
.toggle-suara {
  position: fixed;
  right: 14px;
  bottom: 14px;
  z-index: 50;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  border: none;
  background: var(--card);
  color: var(--text);
  font-size: 1.4rem;
  cursor: pointer;
  box-shadow: var(--shadow);
}
.toggle-suara:hover {
  transform: scale(1.08);
}

/* ============ Efek konfeti & bintang ============ */
.fx-canvas {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 100;
}
.fx-star {
  position: fixed;
  pointer-events: none;
  z-index: 100;
  font-size: 1.2rem;
  transform: translate(-50%, -50%);
  animation: star-fly 0.7s ease-out forwards;
}
@keyframes star-fly {
  to {
    transform: translate(calc(-50% + var(--dx)), calc(-50% + var(--dy))) scale(0.2);
    opacity: 0;
  }
}

/* ============ Responsif ============ */
@media (max-width: 420px) {
  .tema-grid,
  .kelas-grid {
    grid-template-columns: 1fr;
  }
  .arab {
    font-size: 1.7rem;
  }
  .pertanyaan {
    font-size: 1.05rem;
  }
  .reward {
    grid-template-columns: auto 1fr auto;
    grid-template-areas:
      "emoji nama biaya"
      "emoji tukar tukar";
  }
  .reward-emoji { grid-area: emoji; }
  .reward-nama { grid-area: nama; }
  .reward-biaya { grid-area: biaya; }
  .btn-tukar { grid-area: tukar; }
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition: none !important;
  }
}