/* ============================================================
   gaya.css — Java Array Logic Challenge
   Dibuat oleh Sapta Alinasyah Putra
   ============================================================ */

/* ===== RESET & VARIABEL ===== */

*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --warna-latar: #020208;
  --warna-latar-dua: #05050f;
  --warna-latar-tiga: #08081a;
  --warna-utama: #6366f1;
  --warna-utama-terang: #818cf8;
  --warna-utama-redup: rgba(99, 102, 241, 0.15);
  --warna-aksen: #00f0ff;
  --warna-neon: #00ff88;
  --warna-bahaya: #ff003c;
  --warna-peringatan: #ffd700;
  --warna-teks: #e0f0ff;
  --warna-teks-redup: #6a8896;
  --warna-teks-sangat-redup: #334756;
  --warna-border: rgba(0, 240, 255, 0.18);
  --warna-kode-latar: #01060d;
  --warna-kode-teks: #8faebe;
  --font-utama: 'Segoe UI', system-ui, -apple-system, sans-serif;
  --font-kode: 'Consolas', 'JetBrains Mono', 'Courier New', monospace;
  --jari-kecil: 6px;
  --jari-sedang: 10px;
  --jari-besar: 14px;
  --jari-bulat: 999px;
  --transisi-cepat: 0.15s ease;
  --transisi-normal: 0.32s ease;
  --transisi-lambat: 0.55s cubic-bezier(0.4, 0, 0.2, 1);
  /* Neon glow shortcuts */
  --glow-cyan: 0 0 8px rgba(0, 240, 255, 0.65), 0 0 24px rgba(0, 240, 255, 0.22);
  --glow-ungu: 0 0 8px rgba(99, 102, 241, 0.65), 0 0 24px rgba(99, 102, 241, 0.22);
  --glow-hijau: 0 0 8px rgba(0, 255, 136, 0.65), 0 0 24px rgba(0, 255, 136, 0.18);
  --glow-merah: 0 0 8px rgba(255, 0, 60, 0.65), 0 0 24px rgba(255, 0, 60, 0.22);
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-utama);
  background: var(--warna-latar);
  color: var(--warna-teks);
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  user-select: none;
  -webkit-user-select: none;
}

/* ===== LAPISAN TRANSISI ===== */

.lapisan-transisi {
  position: fixed;
  inset: 0;
  background: var(--warna-latar);
  z-index: 9999;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s ease;
}

.lapisan-transisi.aktif {
  opacity: 1;
  pointer-events: all;
}

/* ===== NOTIFIKASI ANTI SALIN ===== */

.notifikasi-anti-salin {
  position: fixed;
  bottom: 5.5rem;
  left: 50%;
  transform: translateX(-50%) translateY(12px);
  background: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.35);
  color: #fca5a5;
  padding: 0.7rem 1.2rem;
  border-radius: var(--jari-sedang);
  font-size: 0.82rem;
  font-weight: 500;
  z-index: 9998;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease, transform 0.3s ease;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  white-space: nowrap;
  max-width: min(90vw, 420px);
  white-space: normal;
  text-align: center;
}

.notifikasi-anti-salin.tampil {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ===== UTILITAS ===== */

.tersembunyi {
  display: none !important;
}

/* ============================================================
   HALAMAN BERANDA
   ============================================================ */

.halaman-beranda {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  overflow: hidden;
  background: #020208;
  background-image:
    radial-gradient(ellipse 80% 55% at 15% 5%, rgba(99, 102, 241, 0.26) 0%, transparent 55%),
    radial-gradient(ellipse 55% 40% at 85% 88%, rgba(34, 211, 238, 0.15) 0%, transparent 50%),
    radial-gradient(ellipse 40% 40% at 55% 46%, rgba(52, 211, 153, 0.08) 0%, transparent 50%);
}

/* Dot-grid terfokus di tengah */
.halaman-beranda::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(129, 140, 248, 0.22) 1px, transparent 1px);
  background-size: 36px 36px;
  pointer-events: none;
  z-index: 1;
  mask-image: radial-gradient(ellipse 72% 72% at center, black 20%, transparent 72%);
  -webkit-mask-image: radial-gradient(ellipse 72% 72% at center, black 20%, transparent 72%);
}

/* Garis scanner cyber bergerak */
.halaman-beranda::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg,
      transparent 0%,
      rgba(129, 140, 248, 0.3) 15%,
      rgba(34, 211, 238, 1) 50%,
      rgba(129, 140, 248, 0.3) 85%,
      transparent 100%);
  z-index: 3;
  pointer-events: none;
  animation: garisScanner 5s linear infinite;
  box-shadow: 0 0 14px rgba(34, 211, 238, 0.8), 0 0 40px rgba(99, 102, 241, 0.45);
}

@keyframes garisScanner {
  0% {
    top: -4px;
    opacity: 0;
  }

  5% {
    opacity: 1;
  }

  95% {
    opacity: 1;
  }

  100% {
    top: 100vh;
    opacity: 0;
  }
}

/* ===== KANVAS PARTIKEL LATAR ===== */

.kanvas-latar {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 2;
}

/* ===== KUBUS 3D HERO ===== */

.wadah-kubus {
  width: 88px;
  height: 88px;
  margin-bottom: 2rem;
  flex-shrink: 0;
  position: relative;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Cincin orbit yang mengelilingi kubus */
.cincin-orbit {
  position: absolute;
  width: 136px;
  height: 136px;
  border-radius: 50%;
  border: 1px dashed rgba(99, 102, 241, 0.32);
  animation: putarCincin 8s linear infinite;
  pointer-events: none;
}

.bola-orbit {
  position: absolute;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  left: 50%;
  margin-left: -4.5px;
}

.bola-1 {
  background: radial-gradient(circle, #818cf8, rgba(99, 102, 241, 0.5));
  box-shadow: 0 0 10px rgba(129, 140, 248, 0.95);
  top: -4.5px;
}

.bola-2 {
  background: radial-gradient(circle, #22d3ee, rgba(34, 211, 238, 0.45));
  box-shadow: 0 0 10px rgba(34, 211, 238, 0.95);
  bottom: -4.5px;
  top: auto;
}

@keyframes putarCincin {
  from {
    transform: rotate(0deg);
  }

  to {
    transform: rotate(360deg);
  }
}

/* Tilt wrapper — JS mengubah transform untuk reaksi mouse/sentuhan */
.wrapper-tilt-kubus {
  width: 88px;
  height: 88px;
  position: relative;
  will-change: transform;
}

.pembungkus-kubus {
  width: 100%;
  height: 100%;
  position: relative;
  transform-style: preserve-3d;
  /* Tidak ada CSS animation — JS rAF mengemudikan rotasi */
  will-change: transform;
}

.muka-kubus {
  position: absolute;
  width: 88px;
  height: 88px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-kode);
  font-size: 1rem;
  font-weight: 700;
  color: rgba(161, 181, 252, 0.95);
  background: rgba(8, 8, 22, 0.82);
  border: 1px solid rgba(99, 102, 241, 0.4);
  box-shadow: inset 0 0 18px rgba(99, 102, 241, 0.1);
}

.muka-depan {
  transform: translateZ(44px);
  background: rgba(12, 10, 30, 0.94);
  border-color: rgba(129, 140, 248, 0.8);
  box-shadow: inset 0 0 18px rgba(99, 102, 241, 0.2), 0 0 32px rgba(99, 102, 241, 0.55);
}

.muka-belakang {
  transform: rotateY(180deg) translateZ(44px);
}

.muka-kiri {
  transform: rotateY(-90deg) translateZ(44px);
  background: rgba(8, 14, 26, 0.8);
}

.muka-kanan {
  transform: rotateY(90deg) translateZ(44px);
  background: rgba(8, 14, 26, 0.8);
}

.muka-atas {
  transform: rotateX(90deg) translateZ(44px);
  background: rgba(6, 12, 22, 0.7);
  border-color: rgba(34, 211, 238, 0.45);
}

.muka-bawah {
  transform: rotateX(-90deg) translateZ(44px);
  background: rgba(6, 12, 22, 0.7);
}

/* ===== TOKEN KODE MELAYANG (PARALLAX 3D) ===== */

.token-kode {
  position: absolute;
  font-family: var(--font-kode);
  font-size: 0.72rem;
  font-weight: 700;
  color: rgba(129, 140, 248, 0.55);
  border: 1px solid rgba(99, 102, 241, 0.2);
  background: rgba(8, 8, 22, 0.55);
  padding: 0.22rem 0.55rem;
  border-radius: 5px;
  pointer-events: none;
  z-index: 8;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  /* translate dikontrol JS via CSS custom props, terpisah dari transform */
  translate: var(--geser-x, 0px) var(--geser-y, 0px);
  animation: mengambangToken var(--durasi-tok, 6s) ease-in-out infinite alternate;
  animation-delay: var(--tunda-tok, 0s);
}

.token-1 {
  top: 18%;
  left: 8%;
  --durasi-tok: 5.2s;
  --tunda-tok: 0s;
}

.token-2 {
  top: 32%;
  right: 9%;
  --durasi-tok: 6.8s;
  --tunda-tok: -1.5s;
  color: rgba(34, 211, 238, 0.55);
  border-color: rgba(34, 211, 238, 0.2);
}

.token-3 {
  top: 60%;
  left: 5%;
  --durasi-tok: 7.4s;
  --tunda-tok: -2.2s;
  color: rgba(52, 211, 153, 0.5);
  border-color: rgba(52, 211, 153, 0.2);
}

.token-4 {
  top: 72%;
  right: 6%;
  --durasi-tok: 5.8s;
  --tunda-tok: -0.9s;
}

.token-5 {
  top: 14%;
  left: 55%;
  --durasi-tok: 8.1s;
  --tunda-tok: -3.1s;
  color: rgba(245, 158, 11, 0.5);
  border-color: rgba(245, 158, 11, 0.2);
}

.token-6 {
  top: 55%;
  left: 70%;
  --durasi-tok: 6.3s;
  --tunda-tok: -4s;
}

@keyframes mengambangToken {
  from {
    transform: translateY(0px) rotate(-1deg);
  }

  to {
    transform: translateY(-12px) rotate(1deg);
  }
}

/* ===== EFEK GLITCH PADA JUDUL ===== */

.teks-glitch {
  position: relative;
  display: inline-block;
}

.teks-glitch::before,
.teks-glitch::after {
  content: attr(data-teks);
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.teks-glitch::before {
  color: #ff79c6;
  animation: glitchAtas 5s 2s infinite steps(1);
  clip-path: polygon(0 0, 100% 0, 100% 38%, 0 38%);
}

.teks-glitch::after {
  color: #22d3ee;
  animation: glitchBawah 5s 2s infinite steps(1);
  clip-path: polygon(0 62%, 100% 62%, 100% 100%, 0 100%);
}

@keyframes glitchAtas {

  0%,
  88%,
  100% {
    transform: none;
    opacity: 0;
  }

  89% {
    transform: translateX(-6px) skewX(-3deg);
    opacity: 1;
  }

  91% {
    transform: translateX(5px);
    opacity: 1;
  }

  93% {
    transform: none;
    opacity: 0;
  }
}

@keyframes glitchBawah {

  0%,
  90%,
  100% {
    transform: none;
    opacity: 0;
  }

  91% {
    transform: translateX(6px) skewX(2deg);
    opacity: 1;
  }

  93% {
    transform: translateX(-4px);
    opacity: 1;
  }

  95% {
    transform: none;
    opacity: 0;
  }
}

/* ===== KONTEN BERANDA ===== */

.konten-beranda {
  position: relative;
  z-index: 10;
  text-align: center;
  padding: 2rem 1.5rem;
  max-width: 780px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
}

/* Lencana season */
.lencana-musim {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(99, 102, 241, 0.12);
  border: 1px solid rgba(99, 102, 241, 0.35);
  color: var(--warna-utama-terang);
  padding: 0.38rem 1rem;
  border-radius: var(--jari-bulat);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 1.75rem;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.lencana-musim svg {
  color: #fbbf24;
  flex-shrink: 0;
}

/* Judul utama */
.judul-utama {
  font-size: clamp(2.8rem, 8vw, 5.5rem);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.025em;
  margin-bottom: 1.1rem;
  color: #fff;
  text-shadow: 0 0 60px rgba(99, 102, 241, 0.3);
}

.teks-sorot {
  display: block;
  background: linear-gradient(135deg, #a5b4fc 0%, #818cf8 30%, #22d3ee 65%, #34d399 100%);
  background-size: 200% 200%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: geserGradienTeks 5s ease infinite;
  filter: drop-shadow(0 0 32px rgba(99, 102, 241, 0.65));
}

@keyframes geserGradienTeks {

  0%,
  100% {
    background-position: 0% 50%;
  }

  50% {
    background-position: 100% 50%;
  }
}

/* Subjudul */
.subjudul {
  font-size: clamp(0.85rem, 2.5vw, 1.1rem);
  color: var(--warna-teks-redup);
  letter-spacing: 0.04em;
  margin-bottom: 2.6rem;
  line-height: 1.6;
}

/* Tombol masuk */
.tombol-masuk {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  background: linear-gradient(135deg, #6366f1 0%, #4f46e5 100%);
  color: #fff;
  border: none;
  padding: 0.95rem 2.4rem;
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  border-radius: var(--jari-sedang);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: transform var(--transisi-normal), box-shadow var(--transisi-normal);
  box-shadow: 0 0 0 0 rgba(99, 102, 241, 0.4), 0 6px 24px rgba(99, 102, 241, 0.35);
  animation: denyutTombol 2.5s ease-in-out infinite;
  margin-bottom: 1.6rem;
}

.tombol-masuk::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.12), transparent);
  transition: left 0.5s ease;
}

.tombol-masuk:hover {
  transform: scale(1.06) translateY(-3px);
  box-shadow: 0 0 40px rgba(99, 102, 241, 0.5), 0 12px 36px rgba(99, 102, 241, 0.4);
  animation: none;
}

.tombol-masuk:hover::before {
  left: 100%;
}

.tombol-masuk:active {
  transform: scale(0.97);
}

@keyframes denyutTombol {

  0%,
  100% {
    box-shadow: 0 0 0 0 rgba(99, 102, 241, 0.3), 0 6px 24px rgba(99, 102, 241, 0.35);
  }

  50% {
    box-shadow: 0 0 24px 4px rgba(99, 102, 241, 0.25), 0 6px 28px rgba(99, 102, 241, 0.4);
  }
}

/* Info challenge */
.info-challenge {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  color: var(--warna-teks-sangat-redup);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.pemisah-info {
  width: 3px;
  height: 3px;
  background: var(--warna-teks-sangat-redup);
  border-radius: 50%;
  display: block;
}

/* Kredit beranda */
.kredit-beranda {
  position: absolute;
  bottom: 1.4rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  font-size: 0.72rem;
  color: var(--warna-teks-sangat-redup);
  white-space: nowrap;
}

.kredit-beranda a {
  color: var(--warna-utama-terang);
  text-decoration: none;
  opacity: 0.7;
  transition: opacity var(--transisi-cepat);
}

.kredit-beranda a:hover {
  opacity: 1;
  text-decoration: underline;
}

/* ============================================================
   HALAMAN GAME
   ============================================================ */

.halaman-game {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  background: #020209;
  background-image: radial-gradient(rgba(99, 102, 241, 0.07) 1px, transparent 1px);
  background-size: 48px 48px;
  background-attachment: fixed;
}

/* ===== BILAH ATAS STICKY ===== */

.bilah-atas {
  position: sticky;
  top: 0;
  z-index: 200;
}

/* Header game */
.kepala-game {
  background: rgba(3, 3, 12, 0.97);
  border-bottom: 1px solid rgba(99, 102, 241, 0.1);
  padding: 0.875rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  position: relative;
}

/* Glow line bergerak di bawah header */
.kepala-game::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg,
      transparent 0%,
      rgba(99, 102, 241, 0.85) 25%,
      rgba(34, 211, 238, 0.6) 50%,
      rgba(99, 102, 241, 0.85) 75%,
      transparent 100%);
  animation: denyutGarisHeader 3s ease-in-out infinite;
}

@keyframes denyutGarisHeader {

  0%,
  100% {
    opacity: 0.25;
  }

  50% {
    opacity: 1;
  }
}

.logo-game {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 800;
  font-size: 0.92rem;
  letter-spacing: 0.06em;
  color: var(--warna-teks);
}

.logo-game span {
  color: var(--warna-utama-terang);
}

.tombol-beranda {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  background: var(--warna-utama-redup);
  border: 1px solid var(--warna-border);
  color: var(--warna-teks-redup);
  padding: 0.45rem 0.9rem;
  border-radius: var(--jari-kecil);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transisi-cepat);
}

.tombol-beranda:hover {
  background: rgba(99, 102, 241, 0.22);
  color: var(--warna-teks);
  border-color: var(--warna-utama);
}

/* Area kemajuan */
.area-kemajuan {
  background: rgba(8, 8, 16, 0.9);
  border-bottom: 1px solid var(--warna-border);
  padding: 0.6rem 1.5rem;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.info-kemajuan {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.4rem;
  font-size: 0.78rem;
  color: var(--warna-teks-redup);
}

.nomor-soal {
  font-weight: 700;
  color: var(--warna-utama-terang);
}

.bilah-kemajuan {
  height: 5px;
  background: rgba(99, 102, 241, 0.12);
  border-radius: var(--jari-bulat);
  overflow: hidden;
}

.isi-bilah-kemajuan {
  height: 100%;
  width: 10%;
  background: linear-gradient(90deg, var(--warna-utama), var(--warna-aksen));
  border-radius: var(--jari-bulat);
  transition: width 0.55s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 0 12px rgba(99, 102, 241, 0.5);
}

/* ===== KONTEN GAME ===== */

.konten-game {
  flex: 1;
  padding: 1.5rem 1.5rem 0.5rem;
  max-width: 920px;
  margin: 0 auto;
  width: 100%;
}

/* Kartu soal */
.kartu-soal {
  background: rgba(9, 9, 20, 0.94);
  border: 1px solid rgba(99, 102, 241, 0.14);
  border-radius: var(--jari-besar);
  overflow: hidden;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  animation: masukKartu 0.45s cubic-bezier(0.23, 1, 0.32, 1);
  box-shadow:
    0 0 0 1px rgba(99, 102, 241, 0.05),
    0 8px 40px rgba(0, 0, 0, 0.55),
    inset 0 1px 0 rgba(255, 255, 255, 0.04);
  position: relative;
}

/* Garis cahaya tipis di atas kartu */
.kartu-soal::before {
  content: '';
  position: absolute;
  top: 0;
  left: 8%;
  right: 8%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(99, 102, 241, 0.75), rgba(34, 211, 238, 0.55), transparent);
  z-index: 1;
}

@keyframes masukKartu {
  from {
    opacity: 0;
    transform: translateY(22px) scale(0.98);
  }

  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* Wrapper perspektif untuk tilt 3D kartu */
.wadah-perspektif-kartu {
  perspective: 1200px;
  position: relative;
}

.kartu-soal {
  transition: transform 0.18s cubic-bezier(0.23, 1, 0.32, 1),
    box-shadow 0.18s ease;
  will-change: transform;
}

.kartu-soal:hover {
  box-shadow:
    0 0 0 1px rgba(99, 102, 241, 0.14),
    0 18px 60px rgba(0, 0, 0, 0.65),
    0 0 44px rgba(99, 102, 241, 0.18),
    inset 0 1px 0 rgba(255, 255, 255, 0.07);
}

/* Kepala kartu */
.kepala-kartu {
  padding: 1.25rem 1.5rem;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.08), transparent 70%);
  border-bottom: 1px solid var(--warna-border);
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.nomor-badge {
  background: rgba(99, 102, 241, 0.18);
  border: 1px solid rgba(99, 102, 241, 0.38);
  color: var(--warna-utama-terang);
  width: 38px;
  height: 38px;
  border-radius: var(--jari-kecil);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  font-size: 0.9rem;
  flex-shrink: 0;
}

.nomor-badge.animasi-flip {
  animation: flipBadge 0.45s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes flipBadge {
  0% {
    transform: rotateY(0deg) scale(1);
  }

  45% {
    transform: rotateY(90deg) scale(0.72);
  }

  55% {
    transform: rotateY(90deg) scale(0.72);
  }

  100% {
    transform: rotateY(0deg) scale(1);
  }
}

.info-judul {
  flex: 1;
  min-width: 0;
}

.judul-soal {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--warna-teks);
  line-height: 1.4;
  margin-bottom: 0.45rem;
}

.label-tingkat {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  background: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.28);
  color: #fca5a5;
  padding: 0.18rem 0.6rem;
  border-radius: var(--jari-bulat);
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* Studi kasus */
.area-studi-kasus {
  padding: 1.2rem 1.5rem;
  border-bottom: 1px solid var(--warna-border);
}

.label-seksi {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--warna-aksen);
  margin-bottom: 0.75rem;
}

.label-seksi.pertanyaan-label {
  color: var(--warna-peringatan);
}

.teks-studi-kasus {
  color: var(--warna-teks-redup);
  font-size: 0.88rem;
  line-height: 1.75;
}

/* Area kode */
.area-kode-program {
  border-bottom: 1px solid var(--warna-border);
}

.kepala-kode {
  padding: 0.65rem 1.5rem;
  background: rgba(13, 17, 23, 0.6);
  border-bottom: 1px solid rgba(99, 102, 241, 0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.dot-kode {
  display: flex;
  gap: 5px;
  align-items: center;
}

.dot-kode span {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  display: block;
}

.dot-kode span:nth-child(1) {
  background: #ff5f57;
}

.dot-kode span:nth-child(2) {
  background: #febc2e;
}

.dot-kode span:nth-child(3) {
  background: #28c840;
}

.label-bahasa {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--warna-teks-redup);
}

/* Pembungkus blok kode dengan garis pindai */
.pembungkus-blok-kode {
  position: relative;
  overflow: hidden;
}

.garis-pindai {
  position: absolute;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent 0%, rgba(34, 211, 238, 0.9) 50%, transparent 100%);
  pointer-events: none;
  z-index: 5;
  opacity: 0;
  top: 0;
  box-shadow: 0 0 12px rgba(34, 211, 238, 0.7);
  transition: opacity 0.25s ease;
}

.area-kode-program:hover .garis-pindai,
.area-kode-program.aktif-pindai .garis-pindai {
  opacity: 1;
  animation: bergerakPindai 2.5s linear infinite;
}

@keyframes bergerakPindai {
  from {
    top: 0;
  }

  to {
    top: 100%;
  }
}

/* Blok kode */
.blok-kode-program {
  background: var(--warna-kode-latar);
  padding: 1.2rem 1.5rem;
  margin: 0;
  overflow-x: auto;
  overflow-y: auto;
  max-height: 480px;
  font-family: var(--font-kode);
  font-size: 0.8rem;
  line-height: 1.7;
  color: var(--warna-kode-teks);
  white-space: pre;
  tab-size: 4;
}

.blok-kode-program::-webkit-scrollbar {
  width: 7px;
  height: 7px;
}

.blok-kode-program::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.03);
}

.blok-kode-program::-webkit-scrollbar-thumb {
  background: rgba(99, 102, 241, 0.35);
  border-radius: var(--jari-bulat);
}

.blok-kode-program::-webkit-scrollbar-thumb:hover {
  background: rgba(99, 102, 241, 0.55);
}

.blok-kode-program code {
  font-family: inherit;
  font-size: inherit;
}

/* ===== SYNTAX HIGHLIGHT ===== */
.sintaks-komentar {
  color: #6272a4;
  font-style: italic;
}

.sintaks-katakunci {
  color: #ff79c6;
  font-weight: 600;
}

.sintaks-string {
  color: #f1fa8c;
}

.sintaks-angka {
  color: #bd93f9;
}

/* Area pertanyaan */
.area-pertanyaan {
  padding: 1.2rem 1.5rem;
}

.daftar-pertanyaan {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.item-pertanyaan {
  display: flex;
  gap: 0.875rem;
  align-items: flex-start;
  padding: 0.875rem 1rem;
  background: rgba(245, 158, 11, 0.04);
  border: 1px solid rgba(245, 158, 11, 0.12);
  border-radius: var(--jari-sedang);
  transition: all var(--transisi-cepat);
  animation: masukPertanyaan 0.35s cubic-bezier(0.4, 0, 0.2, 1) both;
  animation-delay: var(--tunda-masuk, 0s);
}

.item-pertanyaan:hover {
  background: rgba(245, 158, 11, 0.07);
  border-color: rgba(245, 158, 11, 0.22);
}

@keyframes masukPertanyaan {
  from {
    opacity: 0;
    transform: translateX(-14px);
  }

  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.nomor-pertanyaan {
  background: rgba(245, 158, 11, 0.18);
  color: #fbbf24;
  width: 26px;
  height: 26px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.72rem;
  font-weight: 800;
  flex-shrink: 0;
  margin-top: 1px;
}

.teks-pertanyaan {
  color: var(--warna-teks);
  font-size: 0.875rem;
  line-height: 1.65;
}

.teks-pertanyaan code {
  font-family: var(--font-kode);
  font-size: 0.8rem;
  background: rgba(99, 102, 241, 0.12);
  border: 1px solid rgba(99, 102, 241, 0.2);
  color: var(--warna-utama-terang);
  padding: 0.1em 0.4em;
  border-radius: 4px;
}

/* ===== NAVIGASI SOAL ===== */

.navigasi-soal {
  position: sticky;
  bottom: 0;
  background: rgba(8, 8, 16, 0.94);
  border-top: 1px solid var(--warna-border);
  padding: 0.875rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  z-index: 100;
}

.tombol-navigasi {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.7rem 1.35rem;
  border-radius: var(--jari-sedang);
  font-size: 0.85rem;
  font-weight: 700;
  cursor: pointer;
  transition: all var(--transisi-cepat);
  border: 1px solid var(--warna-border);
  letter-spacing: 0.01em;
  white-space: nowrap;
}

.tombol-navigasi.sebelumnya {
  background: var(--warna-utama-redup);
  color: var(--warna-teks-redup);
}

.tombol-navigasi.sebelumnya:hover:not(:disabled) {
  background: rgba(99, 102, 241, 0.22);
  color: var(--warna-teks);
  border-color: var(--warna-utama);
}

.tombol-navigasi.berikutnya {
  background: linear-gradient(135deg, #6366f1, #4f46e5);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 4px 16px rgba(99, 102, 241, 0.3);
}

.tombol-navigasi.berikutnya:hover:not(:disabled) {
  box-shadow: 0 6px 22px rgba(99, 102, 241, 0.5);
  transform: translateY(-1px);
}

.tombol-navigasi:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

/* Titik indikator soal */
.indikator-nomor {
  display: flex;
  gap: 5px;
  align-items: center;
  flex-wrap: wrap;
  justify-content: center;
  max-width: 200px;
}

.titik-soal {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: rgba(99, 102, 241, 0.18);
  border: 1px solid rgba(99, 102, 241, 0.28);
  cursor: pointer;
  transition: all 0.22s ease;
  flex-shrink: 0;
}

.titik-soal:hover {
  background: rgba(99, 102, 241, 0.4);
}

.titik-soal.aktif-titik {
  background: var(--warna-utama);
  border-color: var(--warna-utama-terang);
  box-shadow: 0 0 8px rgba(99, 102, 241, 0.65);
  width: 22px;
  border-radius: var(--jari-bulat);
}

.titik-soal.selesai-titik {
  background: rgba(52, 211, 153, 0.4);
  border-color: rgba(52, 211, 153, 0.6);
}

/* ===== KREDIT FOOTER GAME ===== */

.kredit-game {
  padding: 0.875rem 1.5rem;
  text-align: center;
  font-size: 0.7rem;
  color: var(--warna-teks-sangat-redup);
  border-top: 1px solid var(--warna-border);
}

.kredit-game a {
  color: var(--warna-utama-terang);
  text-decoration: none;
  opacity: 0.65;
  transition: opacity var(--transisi-cepat);
}

.kredit-game a:hover {
  opacity: 1;
  text-decoration: underline;
}

/* ===== MINI KUBUS DEKORASI (GAME PAGE, DESKTOP) ===== */

.mini-kubus-hias {
  position: fixed;
  pointer-events: none;
  z-index: 11;
  display: none;
  perspective: 80px;
}

@media (min-width: 1024px) {
  .mini-kubus-hias {
    display: block;
  }
}

.mk-inner {
  width: 100%;
  height: 100%;
  position: relative;
  transform-style: preserve-3d;
  animation: putarMiniKubus var(--durasi-mk, 12s) linear infinite;
  animation-delay: var(--tunda-mk, 0s);
}

@keyframes putarMiniKubus {
  from {
    transform: rotateX(25deg) rotateY(0deg);
  }

  to {
    transform: rotateX(25deg) rotateY(360deg);
  }
}

.mk-muka {
  position: absolute;
  background: rgba(8, 6, 24, 0.75);
  border: 1px solid rgba(99, 102, 241, 0.28);
}

.mk-f {
  border-color: rgba(129, 140, 248, 0.65);
  background: rgba(14, 9, 34, 0.88);
}

.mk-t {
  border-color: rgba(34, 211, 238, 0.38);
}

.hias-1 {
  width: 24px;
  height: 24px;
  top: 110px;
  right: 52px;
  --durasi-mk: 13s;
  --tunda-mk: 0s;
}

.hias-2 {
  width: 18px;
  height: 18px;
  bottom: 140px;
  left: 40px;
  --durasi-mk: 9s;
  --tunda-mk: -4s;
}

.hias-3 {
  width: 14px;
  height: 14px;
  top: 46%;
  right: 64px;
  --durasi-mk: 17s;
  --tunda-mk: -2s;
}

.hias-1 .mk-muka {
  width: 24px;
  height: 24px;
}

.hias-1 .mk-f {
  transform: translateZ(12px);
}

.hias-1 .mk-b {
  transform: rotateY(180deg) translateZ(12px);
}

.hias-1 .mk-l {
  transform: rotateY(-90deg) translateZ(12px);
}

.hias-1 .mk-r {
  transform: rotateY(90deg) translateZ(12px);
}

.hias-1 .mk-t {
  transform: rotateX(90deg) translateZ(12px);
}

.hias-1 .mk-bo {
  transform: rotateX(-90deg) translateZ(12px);
}

.hias-2 .mk-muka {
  width: 18px;
  height: 18px;
}

.hias-2 .mk-f {
  transform: translateZ(9px);
}

.hias-2 .mk-b {
  transform: rotateY(180deg) translateZ(9px);
}

.hias-2 .mk-l {
  transform: rotateY(-90deg) translateZ(9px);
}

.hias-2 .mk-r {
  transform: rotateY(90deg) translateZ(9px);
}

.hias-2 .mk-t {
  transform: rotateX(90deg) translateZ(9px);
}

.hias-2 .mk-bo {
  transform: rotateX(-90deg) translateZ(9px);
}

.hias-3 .mk-muka {
  width: 14px;
  height: 14px;
}

.hias-3 .mk-f {
  transform: translateZ(7px);
}

.hias-3 .mk-b {
  transform: rotateY(180deg) translateZ(7px);
}

.hias-3 .mk-l {
  transform: rotateY(-90deg) translateZ(7px);
}

.hias-3 .mk-r {
  transform: rotateY(90deg) translateZ(7px);
}

.hias-3 .mk-t {
  transform: rotateX(90deg) translateZ(7px);
}

.hias-3 .mk-bo {
  transform: rotateX(-90deg) translateZ(7px);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */

@media (max-width: 768px) {
  .konten-game {
    padding: 1rem 0.875rem 0.5rem;
  }

  .kepala-kartu {
    padding: 1rem 1rem;
    gap: 0.75rem;
  }

  .judul-soal {
    font-size: 1rem;
  }

  .area-studi-kasus,
  .area-pertanyaan {
    padding: 1rem;
  }

  .blok-kode-program {
    font-size: 0.74rem;
    max-height: 360px;
    padding: 1rem;
  }

  .kepala-kode {
    padding: 0.55rem 1rem;
  }

  .navigasi-soal {
    padding: 0.75rem 1rem;
  }

  .tombol-navigasi {
    padding: 0.6rem 1rem;
    font-size: 0.8rem;
  }

  .tombol-beranda span {
    display: none;
  }

  .kepala-game {
    padding: 0.7rem 1rem;
  }

  .area-kemajuan {
    padding: 0.5rem 1rem;
  }

  .indikator-nomor {
    max-width: 140px;
    gap: 4px;
  }

  .titik-soal {
    width: 6px;
    height: 6px;
  }

  .titik-soal.aktif-titik {
    width: 18px;
  }
}

@media (max-width: 480px) {
  .judul-utama {
    letter-spacing: -0.03em;
  }

  .tombol-masuk {
    padding: 0.85rem 1.8rem;
    font-size: 0.9rem;
    letter-spacing: 0.07em;
  }

  .blok-kode-program {
    font-size: 0.68rem;
    max-height: 300px;
  }

  .daftar-pertanyaan {
    gap: 0.5rem;
  }

  .item-pertanyaan {
    padding: 0.75rem;
  }

  .nomor-badge {
    width: 32px;
    height: 32px;
    font-size: 0.82rem;
  }

  .lencana-musim {
    font-size: 0.66rem;
  }
}

/* ============================================================
   V2 CYBERPUNK GAME SCREEN — all new game UI CSS
   ============================================================ */

/* ----- CRT EFFECTS ----- */
.efek-scanline {
  position: fixed;
  inset: 0;
  z-index: 9000;
  pointer-events: none;
  background: repeating-linear-gradient(0deg, transparent, transparent 2px, rgba(0, 0, 0, 0.07) 2px, rgba(0, 0, 0, 0.07) 4px);
  animation: gerakScanline 10s linear infinite;
}

@keyframes gerakScanline {
  from {
    background-position: 0 0;
  }

  to {
    background-position: 0 400px;
  }
}

.efek-vignet {
  position: fixed;
  inset: 0;
  z-index: 8999;
  pointer-events: none;
  background: radial-gradient(ellipse 85% 85% at center, transparent 50%, rgba(0, 0, 0, 0.72) 100%);
}

/* ----- CORNER BRACKETS ----- */
.pojok {
  position: absolute;
  width: 26px;
  height: 26px;
  z-index: 50;
  pointer-events: none;
}

.pojok-lt {
  top: 12px;
  left: 12px;
  border-top: 2px solid #00f0ff;
  border-left: 2px solid #00f0ff;
  box-shadow: -2px -2px 10px rgba(0, 240, 255, 0.4);
}

.pojok-rt {
  top: 12px;
  right: 12px;
  border-top: 2px solid #00f0ff;
  border-right: 2px solid #00f0ff;
  box-shadow: 2px -2px 10px rgba(0, 240, 255, 0.4);
}

.pojok-lb {
  bottom: 12px;
  left: 12px;
  border-bottom: 2px solid #00f0ff;
  border-left: 2px solid #00f0ff;
  box-shadow: -2px 2px 10px rgba(0, 240, 255, 0.4);
}

.pojok-rb {
  bottom: 12px;
  right: 12px;
  border-bottom: 2px solid #00f0ff;
  border-right: 2px solid #00f0ff;
  box-shadow: 2px 2px 10px rgba(0, 240, 255, 0.4);
}

/* ----- TITLE SCREEN (.layar-judul) ----- */
.layar-judul {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100dvh;
  overflow: hidden;
  background: #020208;
  background-image:
    radial-gradient(ellipse 70% 55% at 12% 8%, rgba(0, 240, 255, 0.08) 0%, transparent 55%),
    radial-gradient(ellipse 55% 40% at 88% 88%, rgba(99, 102, 241, 0.12) 0%, transparent 50%);
}

/* Central konten column */
.konten-judul {
  position: relative;
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 2rem 1.5rem;
  max-width: 820px;
  gap: 0;
}

/* Judul override */
.layar-judul .judul-utama {
  font-size: clamp(2.6rem, 8vw, 5rem);
  font-weight: 900;
  line-height: 1.02;
  letter-spacing: -0.022em;
  margin-bottom: 0.75rem;
  color: #fff;
  text-shadow: 0 0 40px rgba(0, 240, 255, 0.25), 0 0 90px rgba(99, 102, 241, 0.18);
}

.layar-judul .teks-sorot {
  background: linear-gradient(135deg, #00f0ff 0%, #818cf8 40%, #00ff88 80%, #00f0ff 100%);
  background-size: 200% 200%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 0 18px rgba(0, 240, 255, 0.55));
  animation: geserGradienTeks 4s ease infinite;
}

.layar-judul .teks-glitch::before {
  color: #ff003c;
}

.layar-judul .teks-glitch::after {
  color: #00f0ff;
}

.layar-judul .subjudul {
  font-family: var(--font-kode);
  font-size: 0.77rem;
  color: rgba(0, 240, 255, 0.58);
  letter-spacing: 0.2em;
  margin-bottom: 2rem;
}

/* Lencana override */
.layar-judul .lencana-musim {
  background: rgba(0, 240, 255, 0.05);
  border: 1px solid rgba(0, 240, 255, 0.32);
  color: #00f0ff;
  font-family: var(--font-kode);
  font-size: 0.66rem;
  letter-spacing: 0.18em;
  border-radius: 3px;
  padding: 0.28rem 0.85rem;
  box-shadow: 0 0 12px rgba(0, 240, 255, 0.18);
  margin-bottom: 1.4rem;
}

/* PRESS START button */
.tombol-start {
  position: relative;
  z-index: 10;
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  background: transparent;
  color: #00f0ff;
  border: 1.5px solid #00f0ff;
  padding: 0.88rem 2.5rem;
  font-family: var(--font-kode);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  border-radius: 3px;
  cursor: pointer;
  margin-bottom: 1.8rem;
  box-shadow: 0 0 18px rgba(0, 240, 255, 0.28), inset 0 0 18px rgba(0, 240, 255, 0.04);
  transition: all 0.18s ease;
  animation: denyutStart 2s ease-in-out infinite;
}

.tombol-start:hover {
  background: rgba(0, 240, 255, 0.09);
  animation: none;
  box-shadow: 0 0 36px rgba(0, 240, 255, 0.55), inset 0 0 24px rgba(0, 240, 255, 0.07);
  transform: translateY(-2px);
}

.tombol-start:active {
  transform: scale(0.97);
}

.start-ikon {
  display: flex;
  align-items: center;
}

@keyframes denyutStart {

  0%,
  100% {
    box-shadow: 0 0 12px rgba(0, 240, 255, 0.22), inset 0 0 12px rgba(0, 240, 255, 0.03);
  }

  50% {
    box-shadow: 0 0 28px rgba(0, 240, 255, 0.48), inset 0 0 18px rgba(0, 240, 255, 0.06);
  }
}

/* Info chip strip */
.layar-judul .info-challenge {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-family: var(--font-kode);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  z-index: 10;
  position: relative;
}

.info-item-chip {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.12rem;
}

.chip-label {
  color: rgba(0, 240, 255, 0.4);
  font-size: 0.56rem;
  letter-spacing: 0.22em;
}

.chip-val {
  color: #fff;
  font-weight: 700;
  font-size: 0.76rem;
  letter-spacing: 0.1em;
}

.chip-danger {
  color: #ff003c;
  text-shadow: var(--glow-merah);
}

.layar-judul .pemisah-info {
  width: 1px;
  height: 20px;
  background: rgba(0, 240, 255, 0.2);
}

/* Kredit override */
.layar-judul .kredit-beranda {
  font-family: var(--font-kode);
  font-size: 0.6rem;
  letter-spacing: 0.14em;
  color: rgba(0, 240, 255, 0.28);
  text-transform: uppercase;
}

.layar-judul .kredit-beranda a {
  color: rgba(0, 240, 255, 0.5);
  text-decoration: none;
  transition: color 0.2s;
}

.layar-judul .kredit-beranda a:hover {
  color: #00f0ff;
}

/* ----- GAME SCREEN (.layar-permainan) ----- */
.layar-permainan {
  position: fixed;
  inset: 0;
  display: grid;
  grid-template-rows: 76px 1fr 68px;
  background: #020208;
  background-image: radial-gradient(rgba(0, 240, 255, 0.03) 1px, transparent 1px);
  background-size: 40px 40px;
  overflow: hidden;
}

/* Canvas matrix background */
.kanvas-game {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  opacity: 0.28;
}

/* ----- HUD ATAS ----- */
.hud-atas {
  display: flex;
  align-items: stretch;
  gap: 0;
  background: rgba(0, 3, 12, 0.97);
  border-bottom: 1px solid rgba(0, 240, 255, 0.18);
  padding: 0 1.2rem;
  box-shadow: 0 2px 18px rgba(0, 0, 0, 0.7), 0 1px 0 rgba(0, 240, 255, 0.12);
  backdrop-filter: blur(14px);
  position: relative;
  z-index: 100;
  grid-row: 1;
}

.hud-atas::after {
  content: '';
  position: absolute;
  top: 0;
  left: 5%;
  right: 5%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(0, 240, 255, 0.75), rgba(99, 102, 241, 0.5), rgba(0, 240, 255, 0.75), transparent);
  animation: denyutGlowLine 3s ease-in-out infinite;
}

@keyframes denyutGlowLine {

  0%,
  100% {
    opacity: 0.3;
  }

  50% {
    opacity: 1;
  }
}

/* Player section */
.hud-pemain {
  display: flex;
  align-items: center;
  gap: 0.72rem;
  flex: 1;
  padding: 0.45rem 1.1rem 0.45rem 0;
  border-right: 1px solid rgba(0, 240, 255, 0.1);
}

.frame-avatar {
  width: 56px;
  height: 52px;
  position: relative;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(0, 240, 255, 0.4);
  border-radius: 4px;
  background: rgba(0, 240, 255, 0.04);
  box-shadow: 0 0 14px rgba(0, 240, 255, 0.18), inset 0 0 10px rgba(0, 0, 0, 0.55);
}

.ikon-konsol {
  width: 48px;
  height: 34px;
}

.glow-avatar {
  position: absolute;
  inset: -4px;
  border-radius: 6px;
  box-shadow: 0 0 16px rgba(0, 240, 255, 0.16);
  pointer-events: none;
  animation: denyutAvatar 2.4s ease-in-out infinite;
}

@keyframes denyutAvatar {

  0%,
  100% {
    box-shadow: 0 0 10px rgba(0, 240, 255, 0.1);
  }

  50% {
    box-shadow: 0 0 22px rgba(0, 240, 255, 0.32);
  }
}

.stats-pemain {
  display: flex;
  flex-direction: column;
  gap: 0.22rem;
  min-width: 0;
}

.nama-pemain {
  font-family: var(--font-kode);
  font-size: 0.66rem;
  font-weight: 700;
  color: #00f0ff;
  letter-spacing: 0.14em;
  text-shadow: var(--glow-cyan);
  white-space: nowrap;
}

.baris-bar {
  display: flex;
  align-items: center;
  gap: 0.38rem;
}

.label-bar {
  font-family: var(--font-kode);
  font-size: 0.58rem;
  font-weight: 700;
  width: 20px;
  flex-shrink: 0;
  letter-spacing: 0.1em;
}

.label-hp {
  color: #ff003c;
  text-shadow: var(--glow-merah);
}

.label-exp {
  color: #00ff88;
  text-shadow: var(--glow-hijau);
}

.trek-bar {
  width: 96px;
  height: 7px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 2px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.07);
}

.isi-bar {
  height: 100%;
  border-radius: 2px;
  transition: width 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.isi-hp {
  width: 100%;
  background: linear-gradient(90deg, #ff003c, #ff4d6d);
  box-shadow: 0 0 8px rgba(255, 0, 60, 0.7);
}

.isi-exp {
  width: 0%;
  background: linear-gradient(90deg, #00ff88, #50fa7b);
  box-shadow: 0 0 8px rgba(0, 255, 136, 0.6);
}

.nilai-bar {
  font-family: var(--font-kode);
  font-size: 0.58rem;
  color: rgba(255, 255, 255, 0.45);
  min-width: 20px;
  text-align: right;
}

/* Stage center */
.hud-tengah {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 0 2rem;
  border-right: 1px solid rgba(0, 240, 255, 0.1);
  min-width: 130px;
}

.label-stage-kecil {
  font-family: var(--font-kode);
  font-size: 0.53rem;
  color: rgba(0, 240, 255, 0.42);
  letter-spacing: 0.22em;
}

.nomor-stage {
  font-family: var(--font-kode);
  font-size: 2.1rem;
  font-weight: 900;
  color: #00f0ff;
  line-height: 1;
  text-shadow: 0 0 22px rgba(0, 240, 255, 0.9), 0 0 55px rgba(0, 240, 255, 0.35);
  letter-spacing: -0.02em;
}

@keyframes flashStage {

  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }

  40% {
    opacity: 0.3;
    transform: scale(0.88);
  }
}

.nama-stage {
  font-family: var(--font-kode);
  font-size: 0.55rem;
  color: rgba(255, 255, 255, 0.38);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 118px;
}

.titik-koneksi-row {
  display: flex;
  gap: 3px;
  margin-top: 3px;
}

.dk {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: rgba(0, 240, 255, 0.12);
  border: 1px solid rgba(0, 240, 255, 0.22);
}

.dk-aktif {
  background: rgba(0, 240, 255, 0.7);
  box-shadow: 0 0 6px rgba(0, 240, 255, 0.8);
  animation: denyutDot 1.5s ease-in-out infinite;
}

.dk-aktif:nth-child(2) {
  animation-delay: 0.5s;
}

@keyframes denyutDot {

  0%,
  100% {
    opacity: 1;
  }

  50% {
    opacity: 0.3;
  }
}

/* Minimap right */
.hud-kanan {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  justify-content: center;
  padding: 0.4rem 0 0.4rem 1rem;
  gap: 0.14rem;
}

.label-minimap {
  font-family: var(--font-kode);
  font-size: 0.53rem;
  color: rgba(0, 240, 255, 0.38);
  letter-spacing: 0.2em;
  align-self: flex-start;
}

.grid-minimap {
  display: grid;
  grid-template-columns: repeat(5, 14px);
  grid-template-rows: repeat(2, 14px);
  gap: 3px;
}

.node-minimap {
  width: 14px;
  height: 14px;
  border-radius: 2px;
  background: rgba(0, 240, 255, 0.05);
  border: 1px solid rgba(0, 240, 255, 0.14);
  cursor: pointer;
  transition: all 0.2s ease;
}

.node-minimap:hover {
  border-color: rgba(0, 240, 255, 0.4);
  background: rgba(0, 240, 255, 0.1);
}

.node-minimap.aktif-node {
  background: rgba(0, 240, 255, 0.28);
  border-color: rgba(0, 240, 255, 0.85);
  box-shadow: 0 0 8px rgba(0, 240, 255, 0.65);
}

.node-minimap.selesai-node {
  background: rgba(0, 255, 136, 0.2);
  border-color: rgba(0, 255, 136, 0.6);
  box-shadow: 0 0 5px rgba(0, 255, 136, 0.45);
}

.teks-koordinat {
  font-family: var(--font-kode);
  font-size: 0.5rem;
  color: rgba(0, 240, 255, 0.3);
  letter-spacing: 0.12em;
  align-self: flex-end;
}

/* ----- AREA PERMAINAN (SPLIT PANELS) ----- */
.area-permainan {
  display: grid;
  grid-template-columns: 1fr 41%;
  overflow: hidden;
  min-height: 0;
  grid-row: 2;
}

/* ----- TERMINAL PANEL ----- */
.panel-terminal {
  display: flex;
  flex-direction: column;
  border-right: 1px solid rgba(0, 240, 255, 0.1);
  background: rgba(0, 2, 8, 0.97);
  min-height: 0;
  overflow: hidden;
}

.kepala-terminal {
  display: flex;
  align-items: center;
  gap: 0.72rem;
  padding: 0.48rem 1rem;
  background: rgba(0, 4, 12, 0.99);
  border-bottom: 1px solid rgba(0, 240, 255, 0.1);
  flex-shrink: 0;
}

.dot-terminal {
  display: flex;
  gap: 5px;
}

.dt-merah {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #ff5f57;
}

.dt-kuning {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #febc2e;
}

.dt-hijau {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #28c840;
}

.judul-terminal {
  font-family: var(--font-kode);
  font-size: 0.7rem;
  color: rgba(0, 240, 255, 0.68);
  letter-spacing: 0.1em;
  flex: 1;
}

.status-terminal {
  display: flex;
  align-items: center;
  gap: 0.38rem;
  font-family: var(--font-kode);
  font-size: 0.58rem;
  color: rgba(0, 255, 136, 0.7);
  letter-spacing: 0.12em;
}

.titik-blink {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #00ff88;
  box-shadow: 0 0 6px rgba(0, 255, 136, 0.85);
  animation: berkedip 1s ease-in-out infinite;
  flex-shrink: 0;
}

@keyframes berkedip {

  0%,
  100% {
    opacity: 1;
  }

  50% {
    opacity: 0.08;
  }
}

.isi-terminal {
  flex: 1;
  overflow-y: auto;
  overflow-x: auto;
  position: relative;
}

.isi-terminal::-webkit-scrollbar {
  width: 5px;
  height: 5px;
}

.isi-terminal::-webkit-scrollbar-track {
  background: rgba(0, 0, 0, 0.3);
}

.isi-terminal::-webkit-scrollbar-thumb {
  background: rgba(0, 240, 255, 0.22);
  border-radius: 3px;
}

.isi-terminal::-webkit-scrollbar-thumb:hover {
  background: rgba(0, 240, 255, 0.45);
}

.kode-terminal {
  font-family: var(--font-kode);
  font-size: 0.78rem;
  line-height: 1.78;
  color: #8faebe;
  background: transparent;
  padding: 1rem 1.2rem;
  margin: 0;
  tab-size: 4;
  white-space: pre;
  min-width: 100%;
}

/* Scan line over terminal */
.isi-terminal::after {
  content: '';
  position: sticky;
  left: 0;
  right: 0;
  display: block;
  height: 2px;
  margin-top: -2px;
  background: linear-gradient(90deg, transparent, rgba(0, 240, 255, 0.55), transparent);
  pointer-events: none;
  animation: scanTerminal 5s linear infinite;
  opacity: 0.7;
}

@keyframes scanTerminal {
  0% {
    margin-top: 0;
  }

  100% {
    margin-top: 100%;
  }
}

/* ----- MISSION PANEL ----- */
.panel-misi {
  display: flex;
  flex-direction: column;
  background: rgba(2, 3, 14, 0.98);
  min-height: 0;
  overflow: hidden;
}

.kepala-panel-misi {
  display: flex;
  align-items: center;
  gap: 0.48rem;
  padding: 0.58rem 0.9rem;
  background: rgba(99, 102, 241, 0.07);
  border-bottom: 1px solid rgba(99, 102, 241, 0.18);
  flex-shrink: 0;
}

.ikon-misi-glow {
  font-size: 0.82rem;
  filter: drop-shadow(0 0 4px rgba(255, 215, 0, 0.9));
}

.judul-panel-misi {
  font-family: var(--font-kode);
  font-size: 0.66rem;
  color: #ffd700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  flex: 1;
  text-shadow: 0 0 8px rgba(255, 215, 0, 0.45);
}

.badge-level {
  font-family: var(--font-kode);
  font-size: 0.54rem;
  color: #ff003c;
  border: 1px solid rgba(255, 0, 60, 0.38);
  padding: 0.1rem 0.38rem;
  border-radius: 2px;
  letter-spacing: 0.12em;
  box-shadow: 0 0 6px rgba(255, 0, 60, 0.2);
}

.seksi-briefing {
  padding: 0.8rem 0.9rem;
  border-bottom: 1px solid rgba(99, 102, 241, 0.1);
  flex-shrink: 0;
  overflow-y: auto;
  max-height: 30%;
}

.seksi-briefing::-webkit-scrollbar {
  width: 4px;
}

.seksi-briefing::-webkit-scrollbar-thumb {
  background: rgba(99, 102, 241, 0.3);
  border-radius: 2px;
}

.label-seksi-game {
  font-family: var(--font-kode);
  font-size: 0.56rem;
  color: rgba(0, 240, 255, 0.48);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  margin-bottom: 0.42rem;
}

.label-seksi-game::before {
  content: '// ';
  color: rgba(0, 240, 255, 0.28);
}

.teks-briefing {
  font-size: 0.78rem;
  color: rgba(200, 215, 235, 0.7);
  line-height: 1.68;
}

.seksi-pertanyaan {
  flex: 1;
  overflow-y: auto;
  padding: 0.8rem 0.9rem;
}

.seksi-pertanyaan::-webkit-scrollbar {
  width: 4px;
}

.seksi-pertanyaan::-webkit-scrollbar-thumb {
  background: rgba(255, 200, 0, 0.3);
  border-radius: 2px;
}

.daftar-tujuan {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.item-tujuan {
  display: flex;
  gap: 0.6rem;
  align-items: flex-start;
  padding: 0.6rem 0.7rem;
  background: rgba(255, 215, 0, 0.03);
  border: 1px solid rgba(255, 215, 0, 0.1);
  border-left: 2px solid rgba(255, 215, 0, 0.5);
  border-radius: 3px;
  animation: masukPertanyaan 0.32s cubic-bezier(0.4, 0, 0.2, 1) both;
  animation-delay: var(--tunda-masuk, 0s);
  transition: border-color 0.18s, background 0.18s;
}

.item-tujuan:hover {
  background: rgba(255, 215, 0, 0.06);
  border-color: rgba(255, 215, 0, 0.22);
  border-left-color: rgba(255, 215, 0, 0.75);
}

.tujuan-num {
  font-family: var(--font-kode);
  font-size: 0.6rem;
  font-weight: 900;
  color: #ffd700;
  background: rgba(255, 215, 0, 0.1);
  width: 22px;
  height: 22px;
  border-radius: 3px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  text-shadow: 0 0 8px rgba(255, 215, 0, 0.55);
}

.tujuan-teks {
  font-size: 0.77rem;
  color: rgba(210, 222, 240, 0.82);
  line-height: 1.62;
}

.tujuan-teks code {
  font-family: var(--font-kode);
  font-size: 0.7rem;
  color: #00f0ff;
  background: rgba(0, 240, 255, 0.07);
  border: 1px solid rgba(0, 240, 255, 0.15);
  padding: 0.07em 0.32em;
  border-radius: 2px;
}

/* ----- HUD BAWAH (SKILL BAR) ----- */
.hud-bawah {
  display: flex;
  align-items: center;
  grid-row: 3;
  background: rgba(0, 3, 12, 0.97);
  border-top: 1px solid rgba(0, 240, 255, 0.18);
  box-shadow: 0 -2px 18px rgba(0, 0, 0, 0.7), 0 -1px 0 rgba(0, 240, 255, 0.1);
  backdrop-filter: blur(14px);
  position: relative;
  z-index: 100;
}

.tombol-skill {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0 1.4rem;
  height: 100%;
  background: transparent;
  border: none;
  color: rgba(0, 240, 255, 0.55);
  cursor: pointer;
  transition: all 0.15s ease;
  border-right: 1px solid rgba(0, 240, 255, 0.08);
  min-width: 110px;
}

.skill-kanan {
  border-right: none;
  border-left: 1px solid rgba(0, 240, 255, 0.08);
  justify-content: flex-end;
}

.tombol-skill:hover:not(:disabled) {
  background: rgba(0, 240, 255, 0.05);
  color: #00f0ff;
}

.tombol-skill:active:not(:disabled) {
  background: rgba(0, 240, 255, 0.1);
}

.tombol-skill:disabled {
  opacity: 0.18;
  cursor: not-allowed;
}

.skill-ikon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  background: rgba(0, 240, 255, 0.06);
  border: 1px solid rgba(0, 240, 255, 0.2);
  border-radius: 4px;
  transition: all 0.15s;
  flex-shrink: 0;
}

.tombol-skill:hover:not(:disabled) .skill-ikon {
  background: rgba(0, 240, 255, 0.12);
  border-color: rgba(0, 240, 255, 0.5);
  box-shadow: 0 0 10px rgba(0, 240, 255, 0.32);
}

.skill-info {
  display: flex;
  flex-direction: column;
  gap: 0.08rem;
}

.skill-nama {
  font-family: var(--font-kode);
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: inherit;
}

.skill-key {
  font-family: var(--font-kode);
  font-size: 0.5rem;
  color: rgba(0, 240, 255, 0.38);
  background: rgba(0, 240, 255, 0.06);
  border: 1px solid rgba(0, 240, 255, 0.18);
  padding: 0 0.28rem;
  border-radius: 2px;
  align-self: flex-start;
  font-style: normal;
}

/* Center map */
.area-peta-tengah {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.18rem;
  padding: 0.35rem 0;
}

.label-peta {
  font-family: var(--font-kode);
  font-size: 0.5rem;
  color: rgba(0, 240, 255, 0.28);
  letter-spacing: 0.2em;
}

.peta-stage {
  display: flex;
  gap: 4px;
  align-items: center;
}

.teks-kemajuan-bawah {
  display: flex;
  gap: 0.75rem;
  font-family: var(--font-kode);
  font-size: 0.56rem;
  color: rgba(0, 240, 255, 0.38);
  letter-spacing: 0.12em;
}

/* Titik stage */
.titik-soal {
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: rgba(0, 240, 255, 0.08);
  border: 1px solid rgba(0, 240, 255, 0.18);
  cursor: pointer;
  transition: all 0.18s;
}

.titik-soal:hover {
  background: rgba(0, 240, 255, 0.22);
  border-color: rgba(0, 240, 255, 0.5);
}

.titik-soal.aktif-titik {
  background: rgba(0, 240, 255, 0.45);
  border-color: #00f0ff;
  box-shadow: 0 0 8px rgba(0, 240, 255, 0.7);
  width: 18px;
  border-radius: 2px;
}

.titik-soal.selesai-titik {
  background: rgba(0, 255, 136, 0.3);
  border-color: rgba(0, 255, 136, 0.6);
  box-shadow: 0 0 4px rgba(0, 255, 136, 0.45);
}

/* ----- ESC BUTTON ----- */
.tombol-escape {
  position: absolute;
  top: 12px;
  right: 14px;
  display: flex;
  align-items: center;
  gap: 0.38rem;
  background: rgba(255, 0, 60, 0.06);
  border: 1px solid rgba(255, 0, 60, 0.3);
  color: rgba(255, 0, 60, 0.7);
  padding: 0.28rem 0.65rem;
  border-radius: 3px;
  font-family: var(--font-kode);
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  cursor: pointer;
  transition: all 0.15s;
  z-index: 200;
}

.tombol-escape:hover {
  background: rgba(255, 0, 60, 0.12);
  border-color: rgba(255, 0, 60, 0.6);
  color: #ff003c;
  box-shadow: 0 0 12px rgba(255, 0, 60, 0.25);
}

.escape-key {
  background: rgba(255, 0, 60, 0.14);
  border: 1px solid rgba(255, 0, 60, 0.32);
  padding: 0 0.32rem;
  border-radius: 2px;
  font-style: normal;
}

/* ----- KOORDINAT DISPLAY ----- */
.display-koordinat {
  position: absolute;
  bottom: 72px;
  right: 14px;
  display: flex;
  gap: 0.65rem;
  font-family: var(--font-kode);
  font-size: 0.5rem;
  color: rgba(0, 240, 255, 0.18);
  letter-spacing: 0.12em;
  pointer-events: none;
  z-index: 50;
}

/* ----- NOTIFICATION OVERRIDE (CYBERPUNK) ----- */
.notifikasi-anti-salin {
  position: fixed;
  bottom: 5rem;
  left: 50%;
  transform: translateX(-50%) translateY(14px);
  background: rgba(255, 0, 60, 0.07);
  border: 1px solid rgba(255, 0, 60, 0.35);
  color: #ff6b6b;
  padding: 0.52rem 1rem;
  border-radius: 3px;
  font-family: var(--font-kode);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  z-index: 9998;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease, transform 0.3s ease;
  backdrop-filter: blur(12px);
  white-space: nowrap;
  box-shadow: 0 0 22px rgba(255, 0, 60, 0.2);
}

.notifikasi-anti-salin.tampil {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ----- SYNTAX HIGHLIGHT IN TERMINAL ----- */
.kode-terminal .sintaks-komentar {
  color: rgba(80, 115, 150, 0.7);
  font-style: italic;
}

.kode-terminal .sintaks-katakunci {
  color: #00f0ff;
  font-weight: 600;
  text-shadow: 0 0 6px rgba(0, 240, 255, 0.4);
}

.kode-terminal .sintaks-string {
  color: #00ff88;
}

.kode-terminal .sintaks-angka {
  color: #ffd700;
}

/* ----- MINI KUBUS ON GAME PAGE (POSITION OVERRIDE) ----- */
.layar-permainan .mini-kubus-hias {
  position: fixed;
}

/* ----- RESPONSIVE ----- */
@media (max-width: 900px) {
  .area-permainan {
    grid-template-columns: 1fr;
    grid-template-rows: 50% 1fr;
    overflow-y: auto;
  }

  .panel-terminal {
    border-right: none;
    border-bottom: 1px solid rgba(0, 240, 255, 0.1);
  }

  .trek-bar {
    width: 65px;
  }

  .hud-tengah {
    display: none;
  }

  .nomor-stage {
    font-size: 1.6rem;
  }

  .grid-minimap {
    grid-template-columns: repeat(5, 11px);
    gap: 2px;
  }

  .node-minimap {
    width: 11px;
    height: 11px;
  }
}

@media (max-width: 600px) {
  .hud-atas {
    padding: 0 0.5rem;
  }

  .frame-avatar {
    width: 44px;
    height: 42px;
  }

  .ikon-konsol {
    width: 38px;
    height: 27px;
  }

  .trek-bar {
    width: 50px;
  }

  .hud-kanan .grid-minimap {
    display: none;
  }

  .tombol-skill {
    min-width: 72px;
    padding: 0 0.7rem;
  }

  .skill-key {
    display: none;
  }

  .display-koordinat {
    display: none;
  }

  .pojok {
    width: 18px;
    height: 18px;
  }
}

/* ============================================================
   AUTH & REGISTRATION STYLES
   ============================================================ */

.judul-sub {
  font-size: 2.2rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
  letter-spacing: 0.1em;
  color: #fff;
}

.wadah-google-btn {
  margin: 2rem 0;
  display: flex;
  justify-content: center;
}

.tombol-kecil {
  background: transparent;
  border: 1px solid var(--warna-border);
  color: var(--warna-teks-redup);
  padding: 0.5rem 1.2rem;
  border-radius: var(--jari-kecil);
  font-size: 0.75rem;
  cursor: pointer;
  letter-spacing: 0.1em;
  transition: all var(--transisi-cepat);
}

.tombol-kecil:hover {
  border-color: var(--warna-utama);
  color: #fff;
}

/* Form Styles */
.form-cyber {
  width: 100%;
  max-width: 400px;
  background: rgba(10, 10, 25, 0.7);
  padding: 2rem;
  border-radius: var(--jari-besar);
  border: 1px solid var(--warna-border);
  backdrop-filter: blur(10px);
  text-align: left;
}

.input-group {
  margin-bottom: 1.5rem;
}

.input-group label {
  display: block;
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--warna-utama-terang);
  margin-bottom: 0.5rem;
  letter-spacing: 0.1em;
}

.input-group input,
.input-group select {
  width: 100%;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--warna-border);
  padding: 0.75rem 1rem;
  border-radius: var(--jari-kecil);
  color: #fff;
  font-family: var(--font-utama);
  outline: none;
  transition: border-color var(--transisi-cepat);
}

.input-group input:focus {
  border-color: var(--warna-aksen);
}

/* Season Selector Grid */
.grid-season {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  width: 100%;
  max-width: 1000px;
  margin-top: 3rem;
}

.grid-season-2col {
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-top: 0.5rem;
}

.grid-season-pertemuan {
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
  margin-top: 0.5rem;
}

.kartu-season {
  position: relative;
  background: rgba(15, 15, 35, 0.6);
  border: 1px solid var(--warna-border);
  border-radius: var(--jari-besar);
  padding: 2rem;
  cursor: pointer;
  transition: all var(--transisi-normal);
  overflow: hidden;
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.kartu-season:hover:not(.locked) {
  transform: translateY(-8px) scale(1.02);
  border-color: var(--warna-aksen);
  box-shadow: 0 10px 30px rgba(0, 240, 255, 0.15);
  background: rgba(20, 20, 45, 0.8);
}

.badge-season {
  position: absolute;
  top: 1rem;
  right: 1.2rem;
  font-size: 0.6rem;
  font-weight: 800;
  padding: 0.2rem 0.6rem;
  border-radius: 4px;
  background: var(--warna-utama-redup);
  color: var(--warna-utama-terang);
}

.ikon-season {
  font-size: 2.5rem;
  font-weight: 900;
  font-family: var(--font-kode);
  color: var(--warna-aksen);
  opacity: 0.8;
}

.info-season h3 {
  font-size: 1.1rem;
  margin-bottom: 0.3rem;
  color: #fff;
}

.info-season p {
  font-size: 0.75rem;
  color: var(--warna-teks-redup);
}

/* Locked State */
.kartu-season.locked {
  filter: grayscale(1);
  opacity: 0.6;
  cursor: not-allowed;
  border-style: dashed;
}

.kartu-season.locked .badge-season {
  background: #333;
  color: #888;
}

.efek-kunci {
  position: absolute;
  bottom: 1rem;
  right: 1.2rem;
  font-size: 1.5rem;
  opacity: 0.5;
}

/* Styling Pilihan Kelas Baru */
.pilihan-kelas-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.8rem;
  margin-top: 0.5rem;
}

.opsi-kelas {
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--warna-border);
  padding: 0.8rem;
  text-align: center;
  border-radius: var(--jari-kecil);
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--warna-teks-redup);
  transition: all var(--transisi-cepat);
}

.opsi-kelas:hover {
  border-color: var(--warna-utama);
  color: #fff;
  background: rgba(99, 102, 241, 0.1);
}

.opsi-kelas.terpilih {
  border-color: var(--warna-aksen);
  color: #fff;
  background: rgba(0, 240, 255, 0.15);
  box-shadow: 0 0 15px rgba(0, 240, 255, 0.3);
}

@media (max-width: 640px) {
  .grid-season {
    grid-template-columns: 1fr;
  }

  .grid-season-2col {
    grid-template-columns: 1fr;
  }

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

/* ============================================================
   THE SINGULARITY: INTERSTELLAR + CYBERPUNK (5.7s)
   ============================================================ */

.void-warp {
  position: fixed;
  inset: 0;
  z-index: 10000;
  background: #000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.8s ease;
  overflow: hidden;
  will-change: opacity;
}

.void-warp.aktif {
  opacity: 1;
  pointer-events: all;
}

.vortex-core {
  position: absolute;
  width: 100px;
  height: 100px;
  background: #fff;
  border-radius: 50%;
  box-shadow: 0 0 60px 20px var(--warna-aksen);
  z-index: 2;
  transform: scale(0);
  will-change: transform, opacity;
}

.void-warp.aktif .vortex-core {
  animation: singularityPulse 1.2s cubic-bezier(0.65, 0, 0.35, 1) forwards;
}

.vortex-rings {
  position: absolute;
  width: 150vmax;
  height: 150vmax;
  background: radial-gradient(circle, transparent 20%, #000 70%),
    conic-gradient(from 0deg, transparent, var(--warna-aksen), transparent);
  opacity: 0;
  z-index: 1;
  will-change: transform, opacity;
}

.void-warp.aktif .vortex-rings {
  animation: vortexSpin 1.2s linear forwards;
}

.layar-distorsi {
  opacity: 0;
  transform: scale(0.1) rotate(10deg);
  transition: transform 1.2s cubic-bezier(0.7, 0, 0.3, 1),
    opacity 0.6s ease;
  pointer-events: none;
  will-change: transform, opacity;
}

.layar-reveal {
  opacity: 1 !important;
  transform: scale(1) rotate(0deg) !important;
  pointer-events: all !important;
}

@keyframes singularityPulse {
  0% {
    transform: scale(0);
    opacity: 0;
  }

  15% {
    transform: scale(1);
    opacity: 1;
  }

  50% {
    transform: scale(0.5);
  }

  80% {
    transform: scale(40);
    opacity: 1;
  }

  100% {
    transform: scale(100);
    opacity: 0;
  }
}

@keyframes vortexSpin {
  0% {
    transform: rotate(0deg) scale(0.5);
    opacity: 0;
  }

  20% {
    opacity: 0.5;
  }

  100% {
    transform: rotate(720deg) scale(2);
    opacity: 0;
  }
}

/* ============================================================
   IDE BROWSER & CODE EDITOR (halamanJawab)
   ============================================================ */
.panel-ide {
  background: var(--warna-latar);
  color: var(--warna-teks);
  display: flex;
  flex-direction: column;
  padding: 1rem;
}

.header-ide {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  border-bottom: 1px solid var(--warna-border);
  padding-bottom: 0.5rem;
}

.info-kiri {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.tombol-kembali {
  background: transparent;
  color: var(--warna-utama);
  border: 1px solid var(--warna-utama);
  padding: 0.5rem 1rem;
  border-radius: var(--jari-kecil);
  cursor: pointer;
  font-family: inherit;
  font-weight: bold;
  transition: all 0.3s ease;
}

.tombol-kembali:hover {
  background: var(--warna-utama-redup);
  color: white;
}

.label-misi-ide {
  color: var(--warna-aksen);
  font-weight: 700;
  letter-spacing: 2px;
}

.tombol-kirim-berkilau {
  background: var(--warna-aksen);
  color: black;
  border: none;
  padding: 0.5rem 1.5rem;
  border-radius: var(--jari-kecil);
  font-weight: 800;
  cursor: pointer;
  box-shadow: 0 0 15px var(--warna-aksen);
  transition: transform 0.2s;
}

.tombol-kirim-berkilau:hover {
  transform: scale(1.05);
}

.kontainer-ide-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  flex: 1;
  min-height: 0;
}

.kolom-kiri-ide,
.kolom-kanan-ide {
  display: flex;
  flex-direction: column;
  background: rgba(0, 0, 0, 0.5);
  border: 1px solid var(--warna-border);
  border-radius: var(--jari-sedang);
  padding: 0.8rem;
}

.kepala-panel {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: var(--warna-teks-redup);
  margin-bottom: 0.5rem;
  font-family: monospace;
}

.tombol-run {
  background: #10b981;
  /* Hijau matrix */
  color: black;
  border: none;
  padding: 0.3rem 0.8rem;
  border-radius: 4px;
  font-weight: bold;
  cursor: pointer;
}

.tombol-run:hover {
  filter: brightness(1.2);
}

.editor-kode {
  flex: 1;
  background: #0f111a;
  color: #a6accd;
  font-family: 'Fira Code', monospace;
  font-size: 1rem;
  padding: 1rem;
  border: 1px solid #1f2233;
  border-radius: 4px;
  resize: none;
  outline: none;
  min-height: 350px;
}

.editor-kode:focus {
  border-color: var(--warna-utama);
}

.terminal-keluaran {
  height: 200px;
  flex-shrink: 0;
  background: black;
  color: #00ff00;
  font-family: monospace;
  padding: 1rem;
  overflow-y: auto;
  border: 1px solid #222;
  font-size: 0.9rem;
}

.terminal-error {
  color: #ff3333;
}

.editor-dekripsi {
  flex: 1;
  background: transparent;
  color: var(--warna-teks);
  border: 1px solid transparent;
  padding: 1rem;
  font-family: inherit;
  font-size: 1rem;
  line-height: 1.6;
  resize: none;
  outline: none;
}

.editor-dekripsi:focus {
  border-color: rgba(99, 102, 241, 0.2);
}

/* Tombol Jawab di Soal */
.tombol-jawab {
  background: var(--warna-utama);
  color: white;
  border: 1px solid var(--warna-aksen);
  padding: 0.5rem 2rem;
  font-weight: 800;
  cursor: pointer;
  box-shadow: 0 0 10px var(--warna-utama);
  display: block;
  margin: 15px auto 0;
  width: 100%;
  max-width: 250px;
  border-radius: 4px;
  letter-spacing: 1px;
  transition: all 0.2s ease;
}

.tombol-jawab:hover {
  transform: scale(1.05);
  box-shadow: 0 0 20px var(--warna-utama);
}

/* Custom Cyber Modal */
.modal-cyber {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.85);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  backdrop-filter: blur(5px);
  animation: singularityPulse 0.3s ease-out;
}

.modal-konten {
  background: rgba(5, 7, 12, 0.95);
  border: 2px solid var(--warna-aksen);
  box-shadow: 0 0 20px rgba(0, 240, 255, 0.3);
  padding: 2rem;
  border-radius: 8px;
  width: 90%;
  max-width: 400px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.modal-konten::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--warna-utama);
}

.modal-judul {
  color: var(--warna-aksen);
  margin-top: 0;
  margin-bottom: 1rem;
  font-size: 1.5rem;
  letter-spacing: 2px;
}

.modal-pesan {
  color: #fff;
  line-height: 1.6;
  margin-bottom: 2rem;
  font-size: 1rem;
}

.modal-tombol {
  background: var(--warna-utama);
  color: #000;
  font-weight: bold;
  border: none;
  padding: 0.8rem 2.5rem;
  cursor: pointer;
  border-radius: 4px;
  letter-spacing: 1px;
  transition: 0.2s;
}

.modal-tombol:hover {
  transform: scale(1.05);
  box-shadow: 0 0 15px var(--warna-utama);
  color: #fff;
}

.modal-aksi {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.modal-tombol-batal {
  background: transparent;
  color: #ff4444;
  border: 1px solid #ff4444;
}

.modal-tombol-batal:hover {
  background: rgba(255, 68, 68, 0.15);
  box-shadow: 0 0 15px rgba(255, 68, 68, 0.4);
  color: #ff4444;
}

/* ============================================================
   KELOMPOK PICKER (HACKATHON)
   ============================================================ */
.panel-kelompok-wrapper {
  width: 100%;
  max-width: 860px;
  padding: 2rem 1.5rem;
  text-align: center;
}

.grid-kelompok {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 0.5rem;
}

.kartu-kelompok {
  position: relative;
  background: rgba(15, 15, 35, 0.7);
  border: 1px solid rgba(0, 240, 255, 0.2);
  border-radius: 8px;
  padding: 1.5rem 1rem;
  cursor: pointer;
  text-align: center;
  transition: all 0.2s ease;
  overflow: hidden;
}

.kartu-kelompok::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0, 240, 255, 0.05) 0%, transparent 60%);
  pointer-events: none;
}

.kartu-kelompok:hover:not(.kartu-kelompok--kunci) {
  transform: translateY(-4px);
  border-color: var(--warna-aksen);
  box-shadow: 0 8px 24px rgba(0, 240, 255, 0.15);
  background: rgba(20, 20, 50, 0.85);
}

.kartu-kelompok--aktif {
  border-color: #00ff88;
  background: rgba(0, 255, 136, 0.07);
  box-shadow: 0 0 20px rgba(0, 255, 136, 0.15);
  cursor: default;
}

.kartu-kelompok--kunci {
  filter: grayscale(1);
  opacity: 0.3;
  cursor: not-allowed;
}

.kelompok-nomor {
  font-family: var(--font-kode);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  color: var(--warna-aksen);
  margin-bottom: 0.4rem;
  opacity: 0.7;
}

.kelompok-nomor span {
  font-size: 1.8rem;
  font-weight: 900;
  display: block;
  color: #fff;
  opacity: 1;
  letter-spacing: 0.05em;
  line-height: 1;
  margin-top: 0.2rem;
}

.kelompok-judul {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.6);
  margin: 0.5rem 0;
  min-height: 2.5em;
  line-height: 1.4;
}

.kelompok-status {
  margin-top: 0.6rem;
}

.status-chip {
  display: inline-block;
  font-family: var(--font-kode);
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  padding: 0.2rem 0.6rem;
  border-radius: 3px;
}

.chip-open {
  background: rgba(0, 240, 255, 0.1);
  color: var(--warna-aksen);
  border: 1px solid rgba(0, 240, 255, 0.3);
}

.chip-aktif {
  background: rgba(0, 255, 136, 0.15);
  color: #00ff88;
  border: 1px solid rgba(0, 255, 136, 0.4);
}

.chip-kunci {
  background: rgba(60, 60, 60, 0.5);
  color: #555;
  border: 1px solid #333;
}

@media (max-width: 600px) {
  .grid-kelompok {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 380px) {
  .grid-kelompok {
    grid-template-columns: 1fr;
  }
}

.btn-hackathon {
  background: linear-gradient(135deg, rgba(30, 30, 40, 0.8), rgba(10, 10, 15, 0.9));
  border: 1px solid #444;
  border-bottom-width: 4px;
  color: #fff;
  padding: 1.5rem;
  text-align: center;
  cursor: pointer;
  border-radius: 6px;
  transition: all 0.2s;
  position: relative;
  overflow: hidden;
}

.btn-hackathon::after {
  content: '⚡';
  position: absolute;
  font-size: 3rem;
  right: -10px;
  bottom: -10px;
  opacity: 0.1;
}

.btn-hackathon:hover {
  transform: translateY(-4px);
  border-color: var(--warna-utama);
  box-shadow: 0 10px 20px rgba(0, 240, 255, 0.2);
}

.btn-hackathon:active {
  transform: translateY(2px);
  border-bottom-width: 1px;
  border-top-width: 4px;
  border-top-color: transparent;
}


@keyframes glitchOverlay {

  0%,
  100% {
    opacity: 0;
  }

  40%,
  60% {
    opacity: 0.4;
    transform: translate(10px, -5px) skewX(10deg);
  }
}

/* ============================================================
   MOBILE RESPONSIVE — GAME SCREEN & IDE (v2 additions)
   ============================================================ */

/* Game screen: HUD stack vertical on small screens */
@media (max-width: 768px) {

  /* Game layout: collapse rows */
  .layar-permainan {
    grid-template-rows: auto 1fr auto;
    grid-template-columns: 1fr;
    overflow-y: auto;
  }

  /* HUD atas: wrap to 2 rows */
  .hud-atas {
    flex-wrap: wrap;
    height: auto;
    padding: 0.5rem 0.75rem;
    gap: 0.4rem;
  }

  .hud-pemain {
    flex: 1 1 160px;
    border-right: none;
    padding: 0.3rem 0.5rem;
  }

  .frame-avatar {
    width: 42px;
    height: 38px;
  }

  .ikon-konsol {
    width: 36px;
    height: 26px;
  }

  .hud-tengah {
    flex: 0 0 auto;
    border: none;
    padding: 0.3rem 0.75rem;
  }

  .nomor-stage {
    font-size: 1.8rem;
  }

  /* Hide minimap on mobile */
  .hud-kanan {
    display: none;
  }

  /* Area permainan: stack vertically */
  .area-permainan {
    flex-direction: column;
    overflow-y: auto;
    padding: 0.5rem;
    gap: 0.75rem;
  }

  .panel-terminal {
    min-height: 180px;
    max-height: 280px;
  }

  .panel-misi {
    min-height: 200px;
  }

  /* HUD bawah: smaller buttons */
  .hud-bawah {
    padding: 0.5rem 0.5rem;
    gap: 0.4rem;
  }

  .tombol-skill {
    padding: 0.4rem 0.8rem;
    font-size: 0.7rem;
    min-height: 44px;
    /* touch target */
  }

  .area-peta-tengah {
    flex: 1;
  }

  .tombol-jawab {
    font-size: 0.75rem;
    padding: 0.55rem 1rem;
    min-height: 44px;
  }

  .tombol-escape {
    font-size: 0.7rem;
    padding: 0.3rem 0.7rem;
    top: auto;
    bottom: 70px;
    right: 8px;
  }

  /* IDE Screen — stack columns on mobile */
  .kontainer-ide-grid {
    grid-template-columns: 1fr !important;
    grid-template-rows: auto auto;
    overflow-y: auto;
  }

  .kolom-kiri-ide,
  .kolom-kanan-ide {
    height: auto;
    min-height: 200px;
    max-height: 320px;
  }

  .editor-kode {
    min-height: 200px;
    font-size: 0.8rem;
  }

  .editor-dekripsi {
    min-height: 120px;
    font-size: 0.85rem;
  }

  .header-ide {
    flex-wrap: wrap;
    gap: 0.5rem;
    padding: 0.5rem 0.75rem;
  }

  .info-kiri {
    flex: 1 1 100%;
  }

  .tombol-kembali {
    font-size: 0.75rem;
    padding: 0.4rem 0.75rem;
    min-height: 36px;
  }

  .tombol-run {
    font-size: 0.72rem;
    padding: 0.35rem 0.75rem;
    min-height: 36px;
  }

  .tombol-kirim-berkilau {
    width: 100%;
    text-align: center;
    font-size: 0.8rem;
    min-height: 44px;
  }

  /* Season selector — card grid */
  .grid-season {
    grid-template-columns: 1fr !important;
    gap: 1rem;
  }

  .grid-season-pertemuan {
    grid-template-columns: repeat(2, 1fr) !important;
  }

  .kartu-season {
    padding: 1.2rem;
  }

  /* Group grid */
  .grid-kelas {
    grid-template-columns: repeat(2, 1fr) !important;
  }

  .btn-hackathon {
    padding: 1rem 0.5rem;
    font-size: 0.85rem;
  }

  /* Season select page */
  .judul-sub {
    font-size: 1.4rem;
    letter-spacing: 0.1em;
  }
}

@media (max-width: 480px) {
  .grid-kelas {
    grid-template-columns: 1fr !important;
  }

  .hud-pemain {
    display: none;
    /* terlalu sempit utk tampil di 480px */
  }

  .area-permainan {
    flex-direction: column;
    padding: 0.4rem;
  }

  .panel-terminal {
    max-height: 220px;
  }
}

/* Touch target minimum for buttons globally */
button {
  touch-action: manipulation;
}

/* ============================================================
   MODE CTF ANTRIAN (P10Q): Sistem Antrian Kritis
   ============================================================ */

.layar-ctf-antrian {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  background: radial-gradient(ellipse at top, #0a0a1f 0%, #020208 70%);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  z-index: 50;
  font-family: var(--font-utama);
  color: var(--warna-teks);
}

.layar-ctf-antrian.tersembunyi {
  display: none;
}

.layar-ctf-antrian .kanvas-latar {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.35;
  pointer-events: none;
}

.ctf-header {
  position: relative;
  z-index: 2;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.8rem 1.2rem;
  border-bottom: 1px solid rgba(255, 215, 0, 0.2);
  background: rgba(5, 5, 15, 0.7);
  backdrop-filter: blur(6px);
}

.ctf-header-kiri {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.ctf-label-mode {
  font-family: var(--font-kode);
  font-weight: 700;
  color: var(--warna-peringatan);
  letter-spacing: 0.15em;
  padding: 0.25rem 0.6rem;
  border: 1px solid rgba(255, 215, 0, 0.4);
  border-radius: var(--jari-kecil);
  font-size: 0.75rem;
}

.ctf-label-judul {
  font-family: var(--font-kode);
  font-size: 0.85rem;
  color: var(--warna-teks);
  letter-spacing: 0.2em;
}

.ctf-header-kanan {
  display: flex;
  gap: 1.2rem;
}

.ctf-stat {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.15rem;
}

.ctf-stat-label {
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  color: var(--warna-teks-redup);
  font-family: var(--font-kode);
}

.ctf-stat-nilai {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--warna-peringatan);
  font-family: var(--font-kode);
  text-shadow: 0 0 8px rgba(255, 215, 0, 0.4);
}

.ctf-body {
  position: relative;
  z-index: 2;
  flex: 1;
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 1rem;
  padding: 1rem;
  overflow: hidden;
}

.ctf-sidebar {
  background: rgba(10, 10, 25, 0.6);
  border: 1px solid var(--warna-border);
  border-radius: var(--jari-sedang);
  padding: 0.9rem;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  overflow-y: auto;
}

.ctf-sidebar-judul {
  font-family: var(--font-kode);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--warna-aksen);
  padding-bottom: 0.4rem;
  border-bottom: 1px dashed rgba(0, 240, 255, 0.2);
}

.ctf-grid-soal {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0.35rem;
}

.titik-soal {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: var(--jari-kecil);
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.03);
  color: var(--warna-teks-redup);
  font-family: var(--font-kode);
  font-size: 0.7rem;
  cursor: pointer;
  transition: all var(--transisi-cepat);
}

.titik-soal:hover {
  transform: translateY(-1px);
  border-color: var(--warna-aksen);
}

.titik-soal.kosong {
  background: rgba(255, 255, 255, 0.03);
}

.titik-soal.aktif {
  background: rgba(255, 215, 0, 0.2);
  border-color: var(--warna-peringatan);
  color: var(--warna-peringatan);
  box-shadow: 0 0 10px rgba(255, 215, 0, 0.35);
}

.titik-soal.benar {
  background: rgba(0, 255, 136, 0.2);
  border-color: var(--warna-neon);
  color: var(--warna-neon);
}

.titik-soal.salah {
  background: rgba(255, 0, 60, 0.18);
  border-color: var(--warna-bahaya);
  color: var(--warna-bahaya);
}

.ctf-legenda {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  font-size: 0.65rem;
  font-family: var(--font-kode);
  color: var(--warna-teks-redup);
}

.legenda-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.legenda-item .titik-soal {
  width: 14px;
  height: 14px;
  cursor: default;
}

.ctf-main {
  background: rgba(5, 5, 15, 0.75);
  border: 1px solid var(--warna-border);
  border-radius: var(--jari-sedang);
  padding: 1.4rem 1.6rem;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.ctf-soal-meta {
  display: flex;
  gap: 0.6rem;
  align-items: center;
  flex-wrap: wrap;
}

.ctf-kode-soal {
  font-family: var(--font-kode);
  font-size: 0.85rem;
  color: var(--warna-aksen);
  letter-spacing: 0.15em;
  padding: 0.25rem 0.55rem;
  border: 1px solid rgba(0, 240, 255, 0.3);
  border-radius: var(--jari-kecil);
}

.ctf-badge {
  font-family: var(--font-kode);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  padding: 0.2rem 0.5rem;
  border-radius: var(--jari-kecil);
  border: 1px solid;
}

.ctf-badge-topik {
  color: var(--warna-utama-terang);
  border-color: rgba(129, 140, 248, 0.4);
  background: rgba(99, 102, 241, 0.1);
}

.ctf-badge-tingkat {
  color: var(--warna-peringatan);
  border-color: rgba(255, 215, 0, 0.4);
  background: rgba(255, 215, 0, 0.08);
}

.ctf-badge-tingkat.sulit {
  color: var(--warna-bahaya);
  border-color: rgba(255, 0, 60, 0.45);
  background: rgba(255, 0, 60, 0.1);
}

.ctf-badge-tingkat.mudah {
  color: var(--warna-neon);
  border-color: rgba(0, 255, 136, 0.4);
  background: rgba(0, 255, 136, 0.08);
}

.ctf-badge-poin {
  color: var(--warna-peringatan);
  border-color: rgba(255, 215, 0, 0.55);
  background: rgba(255, 215, 0, 0.12);
  font-weight: 700;
}

.ctf-judul-soal {
  font-family: var(--font-utama);
  font-size: 1.4rem;
  color: var(--warna-teks);
  letter-spacing: 0.02em;
  line-height: 1.3;
}

.ctf-skenario {
  font-size: 0.92rem;
  line-height: 1.65;
  color: var(--warna-teks);
  background: rgba(0, 0, 0, 0.35);
  border-left: 3px solid var(--warna-aksen);
  padding: 0.9rem 1.1rem;
  border-radius: var(--jari-kecil);
}

.ctf-skenario p {
  margin-bottom: 0.5rem;
}

.ctf-skenario code,
.kode-inline {
  font-family: var(--font-kode);
  background: rgba(0, 240, 255, 0.08);
  padding: 0.05rem 0.35rem;
  border-radius: 3px;
  color: var(--warna-aksen);
  font-size: 0.88em;
}

.ctf-skenario pre.kode-inline,
pre.kode-inline {
  display: block;
  padding: 0.7rem 0.9rem;
  margin: 0.5rem 0;
  background: var(--warna-kode-latar);
  border: 1px solid var(--warna-border);
  color: var(--warna-kode-teks);
  border-radius: var(--jari-kecil);
  white-space: pre-wrap;
  line-height: 1.5;
  font-size: 0.85rem;
}

.ctf-snippet {
  font-family: var(--font-kode);
  font-size: 0.85rem;
  background: var(--warna-kode-latar);
  color: var(--warna-kode-teks);
  border: 1px solid var(--warna-border);
  border-radius: var(--jari-kecil);
  padding: 0.9rem 1.1rem;
  white-space: pre-wrap;
  line-height: 1.5;
}

.ctf-wadah-input {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.ctf-pilihan-btn {
  display: block;
  width: 100%;
  text-align: left;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--warna-teks);
  padding: 0.75rem 1rem;
  border-radius: var(--jari-kecil);
  cursor: pointer;
  font-family: var(--font-kode);
  font-size: 0.88rem;
  transition: all var(--transisi-cepat);
}

.ctf-pilihan-btn:hover {
  border-color: var(--warna-aksen);
  background: rgba(0, 240, 255, 0.08);
  transform: translateX(2px);
}

.ctf-pilihan-btn.terpilih {
  border-color: var(--warna-peringatan);
  background: rgba(255, 215, 0, 0.12);
  color: var(--warna-peringatan);
}

.ctf-input-teks {
  width: 100%;
  background: var(--warna-kode-latar);
  border: 1px solid var(--warna-border);
  color: var(--warna-teks);
  padding: 0.8rem 1rem;
  border-radius: var(--jari-kecil);
  font-family: var(--font-kode);
  font-size: 0.95rem;
  letter-spacing: 0.05em;
}

.ctf-input-teks:focus {
  outline: none;
  border-color: var(--warna-peringatan);
  box-shadow: 0 0 0 2px rgba(255, 215, 0, 0.2);
}

.ctf-input-teks::placeholder {
  color: var(--warna-teks-sangat-redup);
}

.ctf-feedback {
  min-height: 1.5rem;
  font-family: var(--font-kode);
  font-size: 0.88rem;
  padding: 0.2rem 0;
}

.ctf-feedback.benar {
  color: var(--warna-neon);
  text-shadow: 0 0 8px rgba(0, 255, 136, 0.5);
}

.ctf-feedback.salah {
  color: var(--warna-bahaya);
  text-shadow: 0 0 8px rgba(255, 0, 60, 0.5);
}

.ctf-feedback.info {
  color: var(--warna-aksen);
}

.ctf-aksi {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
  align-items: center;
  padding-top: 0.5rem;
  border-top: 1px dashed rgba(255, 255, 255, 0.08);
}

.ctf-tombol-nav,
.ctf-tombol-petunjuk,
.ctf-tombol-finish {
  font-family: var(--font-kode);
  letter-spacing: 0.1em;
}

.ctf-tombol-finish {
  margin-left: auto;
  color: var(--warna-peringatan);
  border-color: rgba(255, 215, 0, 0.4);
}

.tombol-submit-flag {
  background: linear-gradient(135deg, var(--warna-peringatan), #ff8c00);
  color: #000;
  border: none;
  padding: 0.7rem 1.3rem;
  border-radius: var(--jari-kecil);
  cursor: pointer;
  font-family: var(--font-kode);
  font-weight: 700;
  letter-spacing: 0.15em;
  font-size: 0.85rem;
  transition: all var(--transisi-cepat);
  box-shadow: 0 0 15px rgba(255, 215, 0, 0.35);
}

.tombol-submit-flag:hover {
  transform: translateY(-1px);
  box-shadow: 0 0 22px rgba(255, 215, 0, 0.6);
}

.tombol-submit-flag:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.ctf-petunjuk-box,
.ctf-penjelasan-box {
  font-family: var(--font-kode);
  font-size: 0.85rem;
  padding: 0.8rem 1rem;
  border-radius: var(--jari-kecil);
  line-height: 1.5;
}

.ctf-petunjuk-box {
  background: rgba(99, 102, 241, 0.12);
  border: 1px dashed rgba(129, 140, 248, 0.4);
  color: var(--warna-utama-terang);
}

.ctf-penjelasan-box {
  background: rgba(0, 255, 136, 0.08);
  border: 1px dashed rgba(0, 255, 136, 0.35);
  color: var(--warna-teks);
}

.ctf-petunjuk-box.tersembunyi,
.ctf-penjelasan-box.tersembunyi {
  display: none;
}

@keyframes ctfShake {

  0%,
  100% {
    transform: translateX(0);
  }

  20%,
  60% {
    transform: translateX(-6px);
  }

  40%,
  80% {
    transform: translateX(6px);
  }
}

.ctf-main.shake {
  animation: ctfShake 0.35s ease;
}

.ctf-layar-rekap {
  position: absolute;
  inset: 0;
  z-index: 5;
  background: radial-gradient(ellipse at center, rgba(10, 10, 25, 0.97) 0%, rgba(2, 2, 8, 0.99) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  overflow-y: auto;
}

.ctf-layar-rekap.tersembunyi {
  display: none;
}

.rekap-wadah {
  max-width: 720px;
  width: 100%;
  background: rgba(5, 5, 15, 0.95);
  border: 2px solid var(--warna-peringatan);
  border-radius: var(--jari-sedang);
  padding: 2rem;
  box-shadow: 0 0 40px rgba(255, 215, 0, 0.35);
}

.rekap-judul {
  font-family: var(--font-kode);
  font-size: 1.6rem;
  color: var(--warna-peringatan);
  letter-spacing: 0.2em;
  text-align: center;
  margin-bottom: 1rem;
}

.rekap-skor-besar {
  text-align: center;
  font-family: var(--font-kode);
  font-size: 3.2rem;
  font-weight: 700;
  color: var(--warna-neon);
  text-shadow: 0 0 20px rgba(0, 255, 136, 0.5);
  margin: 0.5rem 0;
}

.rekap-sublabel {
  text-align: center;
  color: var(--warna-teks-redup);
  font-family: var(--font-kode);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
}

.rekap-statgrid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.8rem;
  margin: 1.2rem 0;
}

.rekap-statbox {
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--warna-border);
  border-radius: var(--jari-kecil);
  padding: 0.8rem;
  text-align: center;
}

.rekap-statbox .label {
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  color: var(--warna-teks-redup);
  font-family: var(--font-kode);
}

.rekap-statbox .nilai {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--warna-aksen);
  font-family: var(--font-kode);
  margin-top: 0.25rem;
}

.rekap-tabel-topik {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0;
  font-family: var(--font-kode);
  font-size: 0.8rem;
}

.rekap-tabel-topik th,
.rekap-tabel-topik td {
  padding: 0.5rem 0.7rem;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.08);
  text-align: left;
}

.rekap-tabel-topik th {
  color: var(--warna-aksen);
  letter-spacing: 0.1em;
  font-weight: 400;
}

.rekap-aksi {
  display: flex;
  gap: 0.8rem;
  justify-content: center;
  margin-top: 1.5rem;
}

@media (max-width: 768px) {
  .ctf-body {
    grid-template-columns: 1fr;
  }

  .ctf-sidebar {
    order: 2;
  }

  .ctf-main {
    padding: 1rem;
  }

  .ctf-judul-soal {
    font-size: 1.1rem;
  }

  .ctf-header {
    flex-wrap: wrap;
    gap: 0.6rem;
  }

  .ctf-header-kanan {
    gap: 0.8rem;
  }

  .ctf-stat-nilai {
    font-size: 0.9rem;
  }

  .rekap-statgrid {
    grid-template-columns: 1fr;
  }

  .rekap-skor-besar {
    font-size: 2.2rem;
  }
}

/* ============================================================
   BST GAME MODES — Kelas (merah arcade) + PR (teal eksploratif)
   ============================================================ */

/* --- VARIABEL BST --- */
:root {
  --bst-merah: #ff3c3c;
  --bst-merah-redup: rgba(255, 60, 60, 0.18);
  --bst-merah-border: rgba(255, 60, 60, 0.4);
  --bst-teal: #00dc82;
  --bst-teal-redup: rgba(0, 220, 130, 0.15);
  --bst-teal-border: rgba(0, 220, 130, 0.4);
  --bst-bg: #04040c;
  --bst-panel: rgba(5, 5, 18, 0.92);
  --bst-border: rgba(255, 255, 255, 0.08);
}

/* --- FULL-SCREEN WRAPPER --- */
#halamanBstKelas,
#halamanBstPr {
  position: fixed;
  inset: 0;
  z-index: 900;
  background: var(--bst-bg);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.bst-kelas-wrapper,
.bst-pr-wrapper {
  display: flex;
  flex-direction: column;
  height: 100vh;
  width: 100%;
}

/* --- HEADER --- */
.bst-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.6rem 1.2rem;
  border-bottom: 1px solid var(--bst-border);
  flex-shrink: 0;
  gap: 1rem;
}

.bst-header-kelas {
  background: linear-gradient(90deg, rgba(255, 60, 60, 0.12) 0%, rgba(4, 4, 12, 0.9) 100%);
  border-bottom-color: var(--bst-merah-border);
}

.bst-header-pr {
  background: linear-gradient(90deg, rgba(0, 220, 130, 0.1) 0%, rgba(4, 4, 12, 0.9) 100%);
  border-bottom-color: var(--bst-teal-border);
}

.bst-header-kiri,
.bst-header-kanan {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.bst-header-tengah {
  flex: 1;
  display: flex;
  justify-content: center;
}

.bst-logo-mode {
  font-family: 'Orbitron', monospace;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--bst-merah);
  letter-spacing: 0.08em;
  text-shadow: 0 0 10px rgba(255, 60, 60, 0.6);
}

.bst-logo-mode.pr-logo {
  color: var(--bst-teal);
  text-shadow: 0 0 10px rgba(0, 220, 130, 0.6);
}

.bst-nomor-soal {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.75rem;
  color: rgba(224, 240, 255, 0.5);
}

.bst-progress-teks {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.78rem;
  color: rgba(224, 240, 255, 0.7);
}

.bst-tombol-keluar-kecil {
  background: rgba(255, 60, 60, 0.12);
  border: 1px solid var(--bst-merah-border);
  color: var(--bst-merah);
  padding: 0.3rem 0.7rem;
  border-radius: 4px;
  font-family: 'Orbitron', monospace;
  font-size: 0.68rem;
  cursor: pointer;
  transition: background 0.2s;
}

.bst-tombol-keluar-kecil:hover {
  background: rgba(255, 60, 60, 0.25);
}

.bst-tombol-keluar-kecil.pr-exit {
  background: rgba(0, 220, 130, 0.1);
  border-color: var(--bst-teal-border);
  color: var(--bst-teal);
}

.bst-tombol-keluar-kecil.pr-exit:hover {
  background: rgba(0, 220, 130, 0.22);
}

/* --- TIMER (mode kelas) --- */
.bst-timer-wrap {
  position: relative;
  width: 180px;
  height: 22px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 60, 60, 0.3);
  border-radius: 11px;
  overflow: hidden;
  display: flex;
  align-items: center;
}

.bst-timer-bar {
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: 100%;
  background: linear-gradient(90deg, #ff3c3c, #ff7a00);
  border-radius: 11px;
  transition: width 0.9s linear, background 0.3s;
}

.bst-timer-wrap.darurat .bst-timer-bar {
  background: linear-gradient(90deg, #ff0000, #ff003c);
  animation: kedipatTimer 0.5s step-end infinite;
}

@keyframes kedipatTimer {

  0%,
  100% {
    opacity: 1;
  }

  50% {
    opacity: 0.4;
  }
}

.bst-timer-angka {
  position: relative;
  z-index: 1;
  width: 100%;
  text-align: center;
  font-family: 'Orbitron', monospace;
  font-size: 0.72rem;
  font-weight: 700;
  color: #fff;
  text-shadow: 0 0 4px rgba(0, 0, 0, 0.9);
}

/* --- BODY LAYOUT --- */
.bst-kelas-body,
.bst-pr-body {
  display: flex;
  flex: 1;
  overflow: hidden;
}

/* --- SIDEBAR --- */
.bst-sidebar {
  width: 180px;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  padding: 1rem 0.75rem;
  gap: 0.6rem;
  border-right: 1px solid var(--bst-border);
  overflow-y: auto;
}

.bst-sidebar-kelas {
  background: rgba(255, 60, 60, 0.04);
  border-right-color: var(--bst-merah-border);
}

.bst-sidebar-pr {
  background: rgba(0, 220, 130, 0.04);
  border-right-color: var(--bst-teal-border);
}

.bst-sidebar-judul,
.bst-sidebar-nav-judul {
  font-family: 'Orbitron', monospace;
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  color: rgba(224, 240, 255, 0.45);
  text-transform: uppercase;
  margin-bottom: 0.3rem;
}

/* --- LEADERBOARD MINI --- */
.bst-leaderboard-mini {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  margin-bottom: 0.75rem;
}

.bst-lb-item {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.3rem 0.5rem;
  background: rgba(255, 60, 60, 0.08);
  border: 1px solid rgba(255, 60, 60, 0.2);
  border-radius: 6px;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.68rem;
}

.bst-lb-item.bst-lb-saya {
  background: rgba(255, 60, 60, 0.2);
  border-color: var(--bst-merah);
  box-shadow: 0 0 6px rgba(255, 60, 60, 0.3);
}

.bst-lb-posisi {
  width: 20px;
  text-align: center;
}

.bst-lb-nama {
  flex: 1;
  color: #e0f0ff;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.bst-lb-skor {
  color: var(--bst-merah);
  font-weight: 700;
}

.bst-lb-kosong {
  font-size: 0.65rem;
  color: rgba(224, 240, 255, 0.3);
  text-align: center;
  padding: 0.5rem;
}

/* --- SAMPEL NAV (titik soal) --- */
.bst-sampel-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
}

.bst-titik-nav {
  width: 22px;
  height: 22px;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.15);
  cursor: pointer;
  transition: all 0.2s;
}

.bst-titik-nav.aktif {
  border-color: #fff;
  background: rgba(255, 255, 255, 0.2);
}

.bst-titik-nav.benar {
  background: rgba(0, 220, 130, 0.3);
  border-color: #00dc82;
}

.bst-titik-nav.salah {
  background: rgba(255, 60, 60, 0.3);
  border-color: var(--bst-merah);
}

/* --- MAIN KONTEN SOAL --- */
.bst-main {
  flex: 1;
  padding: 1.5rem 2rem;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.bst-soal-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}

.bst-kode-soal {
  font-family: 'Orbitron', monospace;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--bst-merah);
  letter-spacing: 0.05em;
}

.bst-sidebar-pr~.bst-main .bst-kode-soal,
.bst-pr-main .bst-kode-soal {
  color: var(--bst-teal);
}

.bst-badge {
  padding: 0.2rem 0.55rem;
  border-radius: 4px;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.65rem;
  letter-spacing: 0.05em;
  border: 1px solid;
}

.bst-badge-topik {
  background: rgba(99, 102, 241, 0.15);
  border-color: rgba(99, 102, 241, 0.4);
  color: #818cf8;
}

.bst-badge-tingkat {
  background: rgba(255, 160, 0, 0.12);
  border-color: rgba(255, 160, 0, 0.35);
  color: #ffaa00;
}

.bst-badge-poin {
  background: rgba(0, 240, 255, 0.1);
  border-color: rgba(0, 240, 255, 0.35);
  color: #00f0ff;
}

.bst-pertanyaan {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.9rem;
  line-height: 1.7;
  color: #e0f0ff;
  white-space: pre-line;
}

/* --- INPUT AREA --- */
.bst-wadah-input {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.bst-pilihan-tombol {
  padding: 0.75rem 1.2rem;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  color: #c8d8e8;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.85rem;
  cursor: pointer;
  text-align: left;
  transition: all 0.18s;
}

.bst-pilihan-tombol:hover:not(:disabled) {
  background: rgba(255, 60, 60, 0.12);
  border-color: var(--bst-merah);
  color: #fff;
}

.bst-pr-pilihan:hover:not(:disabled) {
  background: rgba(0, 220, 130, 0.1);
  border-color: var(--bst-teal);
  color: #fff;
}

.bst-pilihan-tombol.dipilih-benar {
  background: rgba(0, 220, 130, 0.2);
  border-color: #00dc82;
  color: #00dc82;
}

.bst-pilihan-tombol.dipilih-salah {
  background: rgba(255, 60, 60, 0.2);
  border-color: var(--bst-merah);
  color: var(--bst-merah);
}

.bst-pilihan-tombol.jawaban-benar-show {
  background: rgba(0, 220, 130, 0.12);
  border-color: rgba(0, 220, 130, 0.6);
  color: #00dc82;
}

.bst-pr-kolom-isian {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.bst-pr-kode-snippet {
  background: #0d1117;
  border: 1px solid rgba(0, 220, 130, 0.25);
  border-radius: 8px;
  padding: 1rem 1.2rem;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.78rem;
  line-height: 1.8;
  color: #c9d1d9;
  white-space: pre;
  overflow-x: auto;
  max-height: 280px;
  overflow-y: auto;
}

.bst-pr-input-isian {
  padding: 0.7rem 1rem;
  background: rgba(0, 220, 130, 0.06);
  border: 1px solid var(--bst-teal-border);
  border-radius: 6px;
  color: #e0f0ff;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.85rem;
  outline: none;
  transition: border-color 0.2s, background 0.2s;
}

.bst-pr-input-isian:focus {
  border-color: var(--bst-teal);
  background: rgba(0, 220, 130, 0.1);
  box-shadow: 0 0 8px rgba(0, 220, 130, 0.2);
}

.bst-tombol-submit-pr {
  padding: 0.65rem 1.4rem;
  background: linear-gradient(135deg, rgba(0, 220, 130, 0.2), rgba(0, 220, 130, 0.08));
  border: 1px solid var(--bst-teal);
  border-radius: 6px;
  color: var(--bst-teal);
  font-family: 'Orbitron', monospace;
  font-size: 0.75rem;
  font-weight: 700;
  cursor: pointer;
  letter-spacing: 0.08em;
  transition: all 0.2s;
  align-self: flex-start;
}

.bst-tombol-submit-pr:hover:not(:disabled) {
  background: rgba(0, 220, 130, 0.28);
  box-shadow: 0 0 12px rgba(0, 220, 130, 0.35);
}

.bst-tombol-submit-pr:disabled {
  opacity: 0.4;
  cursor: default;
}

.bst-pr-jawaban-reveal {
  padding: 0.6rem 0.9rem;
  background: rgba(0, 240, 255, 0.08);
  border: 1px solid rgba(0, 240, 255, 0.3);
  border-radius: 6px;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.8rem;
  color: #00f0ff;
}

/* --- FEEDBACK --- */
.bst-feedback {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.82rem;
  padding: 0.5rem 0.9rem;
  border-radius: 6px;
  min-height: 1.8rem;
  transition: all 0.2s;
}

.bst-feedback.benar {
  background: rgba(0, 220, 130, 0.15);
  border: 1px solid var(--bst-teal-border);
  color: var(--bst-teal);
}

.bst-feedback.salah {
  background: rgba(255, 60, 60, 0.13);
  border: 1px solid var(--bst-merah-border);
  color: var(--bst-merah);
}

/* --- HINT BOX (mode PR) --- */
.bst-hint-box {
  padding: 0.7rem 1rem;
  background: rgba(255, 215, 0, 0.09);
  border: 1px solid rgba(255, 215, 0, 0.4);
  border-radius: 8px;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.8rem;
  color: #ffd700;
  line-height: 1.5;
}

.bst-tombol-hint {
  padding: 0.5rem 1rem;
  background: rgba(255, 215, 0, 0.1);
  border: 1px solid rgba(255, 215, 0, 0.4);
  border-radius: 6px;
  color: #ffd700;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.75rem;
  cursor: pointer;
  transition: all 0.2s;
}

.bst-tombol-hint:hover:not(:disabled) {
  background: rgba(255, 215, 0, 0.2);
}

.bst-tombol-hint:disabled {
  opacity: 0.4;
  cursor: default;
}

/* --- PR AKSI NAV --- */
.bst-pr-aksi {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  flex-wrap: wrap;
  margin-top: 0.5rem;
}

/* --- TOMBOL SELESAI PR (sidebar) --- */
.bst-tombol-selesai-pr {
  margin-top: auto;
  padding: 0.65rem;
  background: linear-gradient(135deg, rgba(0, 220, 130, 0.2), rgba(0, 220, 130, 0.05));
  border: 1px solid var(--bst-teal);
  border-radius: 6px;
  color: var(--bst-teal);
  font-family: 'Orbitron', monospace;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  cursor: pointer;
  transition: all 0.2s;
  text-align: center;
}

.bst-tombol-selesai-pr:hover {
  background: rgba(0, 220, 130, 0.28);
  box-shadow: 0 0 10px rgba(0, 220, 130, 0.3);
}

/* --- LAYAR REKAP --- */
.bst-layar-rekap {
  position: absolute;
  inset: 0;
  z-index: 50;
  background: rgba(4, 4, 12, 0.97);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  overflow-y: auto;
}

.bst-rekap-panel {
  max-width: 560px;
  width: 100%;
  background: rgba(255, 60, 60, 0.06);
  border: 1px solid var(--bst-merah-border);
  border-radius: 16px;
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  animation: munculRekap 0.4s ease-out;
}

.bst-pr-rekap {
  background: rgba(0, 220, 130, 0.05);
  border-color: var(--bst-teal-border);
}

@keyframes munculRekap {
  from {
    opacity: 0;
    transform: translateY(20px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.bst-rekap-judul {
  font-family: 'Orbitron', monospace;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--bst-merah);
  letter-spacing: 0.12em;
  text-align: center;
}

.bst-pr-rekap .bst-rekap-judul {
  color: var(--bst-teal);
}

.bst-rekap-skor-besar {
  font-family: 'Orbitron', monospace;
  font-size: 3rem;
  font-weight: 900;
  text-align: center;
  color: var(--bst-merah);
  text-shadow: 0 0 20px rgba(255, 60, 60, 0.6);
}

.bst-rekap-skor-besar.pr-skor {
  color: var(--bst-teal);
  text-shadow: 0 0 20px rgba(0, 220, 130, 0.5);
}

.bst-rekap-stat {
  display: flex;
  justify-content: center;
  gap: 2rem;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.85rem;
  color: rgba(224, 240, 255, 0.7);
}

.bst-rekap-detail {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  max-height: 260px;
  overflow-y: auto;
  padding-right: 0.3rem;
}

.bst-rekap-baris {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.4rem 0.6rem;
  background: rgba(255, 255, 255, 0.03);
  border-radius: 6px;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.75rem;
  color: #a0b8c8;
}

.bst-rekap-topik {
  flex: 1;
  color: rgba(224, 240, 255, 0.5);
  font-size: 0.7rem;
}

.bst-rekap-poin {
  color: #ffd700;
  font-weight: 700;
}

.bst-tombol-keluar {
  padding: 0.75rem 1.5rem;
  background: linear-gradient(135deg, rgba(255, 60, 60, 0.22), rgba(255, 60, 60, 0.08));
  border: 1px solid var(--bst-merah);
  border-radius: 8px;
  color: var(--bst-merah);
  font-family: 'Orbitron', monospace;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  cursor: pointer;
  align-self: center;
  transition: all 0.2s;
}

.bst-tombol-keluar:hover {
  background: rgba(255, 60, 60, 0.32);
  box-shadow: 0 0 14px rgba(255, 60, 60, 0.4);
}

.bst-tombol-keluar.pr-keluar {
  background: rgba(0, 220, 130, 0.15);
  border-color: var(--bst-teal);
  color: var(--bst-teal);
}

.bst-tombol-keluar.pr-keluar:hover {
  background: rgba(0, 220, 130, 0.28);
  box-shadow: 0 0 14px rgba(0, 220, 130, 0.35);
}

/* --- RESPONSIF --- */
@media (max-width: 640px) {
  .bst-sidebar {
    display: none;
  }

  .bst-main {
    padding: 1rem;
  }

  .bst-rekap-skor-besar {
    font-size: 2.2rem;
  }

  .bst-header {
    flex-wrap: wrap;
    gap: 0.5rem;
  }

  .bst-header-tengah {
    order: 3;
    width: 100%;
  }

  .bst-timer-wrap {
    width: 100%;
  }
}

/* ============================================================
   BST POHON INTERAKTIF — TEMA PURPLE GOLD
   Selector prefix: .bv- (bst visual)
   Warna utama: #a855f7 (purple), #f59e0b (gold), #1e0c3c (dark bg)
   ============================================================ */

/* Kartu di grid pertemuan */
.kartu-bst-pohon {
  background: linear-gradient(135deg, rgba(30, 12, 60, 0.95) 0%, rgba(50, 20, 90, 0.9) 100%);
  transition: box-shadow 0.25s, transform 0.25s;
}

.kartu-bst-pohon:hover {
  box-shadow: 0 0 22px rgba(168, 85, 247, 0.55);
  transform: translateY(-3px);
}

/* ==================== WRAPPER UTAMA ==================== */
.bv-wrapper {
  display: flex;
  flex-direction: column;
  height: 100vh;
  background: linear-gradient(160deg, #0d0120 0%, #1a043a 50%, #0d0120 100%);
  color: #e2d9f3;
  font-family: 'Courier New', monospace;
  overflow: hidden;
  position: relative;
}

/* Grid ornamen latar */
.bv-wrapper::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(168, 85, 247, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(168, 85, 247, 0.06) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  z-index: 0;
}

/* ==================== HUD ATAS ==================== */
.bv-hud {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.65rem 1.2rem;
  background: rgba(10, 0, 30, 0.88);
  border-bottom: 1px solid rgba(168, 85, 247, 0.3);
  position: relative;
  z-index: 10;
  flex-shrink: 0;
}

.bv-btn-exit {
  background: rgba(168, 85, 247, 0.15);
  border: 1px solid rgba(168, 85, 247, 0.4);
  color: #a855f7;
  padding: 0.35rem 0.9rem;
  border-radius: 6px;
  cursor: pointer;
  font-family: monospace;
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  transition: background 0.2s, box-shadow 0.2s;
}

.bv-btn-exit:hover {
  background: rgba(168, 85, 247, 0.3);
  box-shadow: 0 0 12px rgba(168, 85, 247, 0.4);
}

.bv-hud-tengah {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.bv-badge {
  display: inline-block;
  padding: 0.2rem 0.65rem;
  border-radius: 20px;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: #fff;
  background: #7c3aed;
  box-shadow: 0 0 8px rgba(124, 58, 237, 0.5);
}

.bv-hud-nomor {
  font-size: 0.85rem;
  color: rgba(226, 217, 243, 0.7);
  letter-spacing: 0.1em;
}

.bv-hud-kanan {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.bv-hud-label {
  font-size: 0.65rem;
  color: rgba(226, 217, 243, 0.5);
  letter-spacing: 0.15em;
}

.bv-hud-skor {
  font-size: 1.15rem;
  font-weight: 700;
  color: #a855f7;
  min-width: 3rem;
  text-align: right;
}

.bv-hud-timer {
  font-size: 1.3rem;
  font-weight: 700;
  color: #f59e0b;
  min-width: 3.5rem;
  text-align: right;
  transition: color 0.3s;
}

/* ==================== PANEL GAME ==================== */
.bv-panel-game {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
  padding: 0.8rem 1rem;
  overflow-y: auto;
  position: relative;
  z-index: 1;
}

/* Konteks soal */
.bv-konteks {
  width: 100%;
  max-width: 780px;
  background: rgba(168, 85, 247, 0.1);
  border: 1px solid rgba(168, 85, 247, 0.3);
  border-radius: 10px;
  padding: 0.85rem 1.2rem;
  font-size: 0.9rem;
  line-height: 1.6;
  color: #e2d9f3;
  text-align: center;
}

/* SVG Container */
.bv-svg-container {
  width: 100%;
  max-width: 800px;
  background: rgba(10, 0, 30, 0.6);
  border: 1px solid rgba(168, 85, 247, 0.2);
  border-radius: 14px;
  padding: 1rem 0.5rem;
  min-height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow-x: auto;
  box-shadow: 0 0 30px rgba(168, 85, 247, 0.1) inset;
}

/* Animasi shake untuk node salah */
@keyframes bv-shake {
  0% {
    transform: translateX(0);
  }

  20% {
    transform: translateX(-5px);
  }

  40% {
    transform: translateX(5px);
  }

  60% {
    transform: translateX(-4px);
  }

  80% {
    transform: translateX(4px);
  }

  100% {
    transform: translateX(0);
  }
}

.bv-shake {
  animation: bv-shake 0.5s ease-in-out;
}

/* Pulse untuk node benar */
@keyframes bv-pulse {
  0% {
    r: 26;
    opacity: 1;
  }

  50% {
    r: 30;
    opacity: 0.7;
  }

  100% {
    r: 26;
    opacity: 1;
  }
}

/* Animasi node aktif tracer */
.bv-node-tracer-aktif circle {
  animation: bv-tracer-glow 1.2s ease-in-out infinite;
}

@keyframes bv-tracer-glow {

  0%,
  100% {
    filter: drop-shadow(0 0 6px rgba(168, 85, 247, 0.8));
  }

  50% {
    filter: drop-shadow(0 0 14px rgba(168, 85, 247, 1));
  }
}

/* Node blank bisa diklik */
.bv-node-blank:hover circle {
  stroke: #f59e0b !important;
  filter: drop-shadow(0 0 6px rgba(245, 158, 11, 0.8));
}

/* ==================== FEEDBACK ==================== */
.bv-feedback {
  width: 100%;
  max-width: 780px;
  padding: 0.65rem 1.2rem;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 700;
  text-align: center;
  letter-spacing: 0.08em;
  display: none;
}

.bv-fb-ok {
  background: rgba(52, 211, 153, 0.18);
  border: 1px solid rgba(52, 211, 153, 0.55);
  color: #34d399;
  box-shadow: 0 0 14px rgba(52, 211, 153, 0.2);
}

.bv-fb-err {
  background: rgba(248, 113, 113, 0.15);
  border: 1px solid rgba(248, 113, 113, 0.5);
  color: #f87171;
}

/* ==================== PANEL AKSI (Tombol) ==================== */
.bv-panel-aksi {
  display: flex;
  gap: 1rem;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  width: 100%;
  max-width: 600px;
}

.bv-btn-tracer {
  flex: 1;
  max-width: 200px;
  padding: 0.85rem 1.5rem;
  border-radius: 10px;
  border: none;
  font-family: monospace;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  cursor: pointer;
  transition: all 0.2s;
  position: relative;
  overflow: hidden;
}

.bv-btn-kiri {
  background: linear-gradient(135deg, #4c1d95, #6d28d9);
  color: #e2d9f3;
  box-shadow: 0 4px 15px rgba(109, 40, 217, 0.4);
}

.bv-btn-kiri:hover {
  background: linear-gradient(135deg, #5b21b6, #7c3aed);
  box-shadow: 0 6px 20px rgba(124, 58, 237, 0.6);
  transform: translateY(-2px);
}

.bv-btn-kiri:active {
  transform: translateY(1px);
}

.bv-btn-kanan {
  background: linear-gradient(135deg, #92400e, #d97706);
  color: #fef3c7;
  box-shadow: 0 4px 15px rgba(217, 119, 6, 0.4);
}

.bv-btn-kanan:hover {
  background: linear-gradient(135deg, #b45309, #f59e0b);
  box-shadow: 0 6px 20px rgba(245, 158, 11, 0.6);
  transform: translateY(-2px);
}

.bv-btn-kanan:active {
  transform: translateY(1px);
}

.bv-btn-submit {
  flex: 1;
  max-width: 220px;
  padding: 0.85rem 1.5rem;
  border-radius: 10px;
  border: none;
  background: linear-gradient(135deg, #065f46, #059669);
  color: #d1fae5;
  font-family: monospace;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  cursor: pointer;
  box-shadow: 0 4px 15px rgba(5, 150, 105, 0.4);
  transition: all 0.2s;
}

.bv-btn-submit:hover {
  background: linear-gradient(135deg, #047857, #10b981);
  box-shadow: 0 6px 20px rgba(16, 185, 129, 0.6);
  transform: translateY(-2px);
}

.bv-btn-lanjut {
  flex: 1;
  max-width: 220px;
  padding: 0.85rem 1.5rem;
  border-radius: 10px;
  border: none;
  background: linear-gradient(135deg, #1d4ed8, #3b82f6);
  color: #eff6ff;
  font-family: monospace;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  cursor: pointer;
  box-shadow: 0 4px 15px rgba(59, 130, 246, 0.4);
  transition: all 0.2s;
}

.bv-btn-lanjut:hover {
  background: linear-gradient(135deg, #2563eb, #60a5fa);
  box-shadow: 0 6px 20px rgba(96, 165, 250, 0.6);
  transform: translateY(-2px);
}

/* ==================== DECK KARTU ANGKA ==================== */
.bv-deck-label,
.bv-tray-label {
  font-size: 0.65rem;
  color: rgba(168, 85, 247, 0.6);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  align-self: flex-start;
  max-width: 780px;
  width: 100%;
}

.bv-deck {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  justify-content: center;
  width: 100%;
  max-width: 780px;
  min-height: 58px;
  background: rgba(10, 0, 30, 0.4);
  border: 1px dashed rgba(168, 85, 247, 0.25);
  border-radius: 10px;
  padding: 0.6rem;
}

.bv-kartu {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  background: linear-gradient(145deg, rgba(30, 12, 60, 0.95), rgba(50, 20, 100, 0.9));
  border: 2px solid rgba(168, 85, 247, 0.5);
  border-radius: 10px;
  font-size: 1.05rem;
  font-weight: 700;
  color: #c084fc;
  cursor: pointer;
  user-select: none;
  transition: all 0.18s;
  box-shadow: 0 3px 10px rgba(168, 85, 247, 0.2), 0 -1px 0 rgba(255, 255, 255, 0.05) inset;
  transform-style: preserve-3d;
}

.bv-kartu:hover {
  border-color: #a855f7;
  color: #e2d9f3;
  transform: translateY(-4px) scale(1.08);
  box-shadow: 0 8px 20px rgba(168, 85, 247, 0.45);
}

.bv-kartu-aktif {
  background: linear-gradient(145deg, #5b21b6, #7c3aed);
  border-color: #f59e0b;
  color: #fff;
  box-shadow: 0 0 16px rgba(245, 158, 11, 0.6);
  transform: translateY(-4px) scale(1.1);
}

.bv-kartu-dragging {
  opacity: 0.5;
  transform: scale(0.95);
}

/* ==================== BUILD TRAY ==================== */
.bv-build-tray {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
  width: 100%;
  max-width: 780px;
  min-height: 52px;
  background: rgba(10, 0, 30, 0.3);
  border: 1px solid rgba(245, 158, 11, 0.25);
  border-radius: 10px;
  padding: 0.5rem;
}

.bv-tray-tile {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 0.75rem;
  background: rgba(245, 158, 11, 0.15);
  border: 1px solid rgba(245, 158, 11, 0.45);
  border-radius: 8px;
  color: #f59e0b;
  font-size: 0.9rem;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.15s;
}

.bv-tray-tile:hover {
  background: rgba(245, 158, 11, 0.3);
  text-decoration: line-through;
}

.bv-tray-idx {
  font-size: 0.65rem;
  color: rgba(245, 158, 11, 0.55);
  min-width: 1rem;
}

/* ==================== LAYAR REKAP ==================== */
.bv-layar-rekap {
  display: none;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  position: absolute;
  inset: 0;
  background: rgba(10, 0, 30, 0.97);
  z-index: 20;
  overflow-y: auto;
  padding: 2rem 1rem;
}

.bv-rekap-kontainer {
  width: 100%;
  max-width: 720px;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.bv-rekap-judul {
  font-size: 1.6rem;
  font-weight: 700;
  text-align: center;
  color: #a855f7;
  letter-spacing: 0.15em;
  text-shadow: 0 0 20px rgba(168, 85, 247, 0.6);
}

.bv-rekap-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
}

.bv-rekap-stat {
  background: rgba(10, 0, 30, 0.7);
  border: 1px solid rgba(168, 85, 247, 0.35);
  border-radius: 10px;
  padding: 1rem 0.5rem;
  text-align: center;
}

.bv-rekap-stat-label {
  font-size: 0.6rem;
  color: rgba(226, 217, 243, 0.5);
  letter-spacing: 0.18em;
  margin-bottom: 0.4rem;
}

.bv-rekap-stat-nilai {
  font-size: 1.8rem;
  font-weight: 700;
}

.bv-rekap-table-wrapper {
  overflow-x: auto;
  border-radius: 10px;
  border: 1px solid rgba(168, 85, 247, 0.2);
}

.bv-rekap-table {
  width: 100%;
  border-collapse: collapse;
  font-family: monospace;
  font-size: 0.8rem;
}

.bv-rekap-table th {
  padding: 0.5rem 0.75rem;
  text-align: left;
  color: #a855f7;
  background: rgba(168, 85, 247, 0.1);
  border-bottom: 1px solid rgba(168, 85, 247, 0.3);
  letter-spacing: 0.1em;
}

.bv-rekap-table td {
  padding: 0.45rem 0.75rem;
  border-bottom: 1px solid rgba(168, 85, 247, 0.08);
  color: #e2d9f3;
}

.bv-rekap-table tr:last-child td {
  border-bottom: none;
}

.bv-rekap-table tr:hover td {
  background: rgba(168, 85, 247, 0.06);
}

.bv-btn-kembali-rekap {
  align-self: center;
  padding: 0.85rem 2rem;
  border-radius: 10px;
  border: none;
  background: linear-gradient(135deg, #5b21b6, #7c3aed);
  color: #e2d9f3;
  font-family: monospace;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  cursor: pointer;
  box-shadow: 0 4px 18px rgba(124, 58, 237, 0.45);
  transition: all 0.2s;
  margin-top: 0.5rem;
}

.bv-btn-kembali-rekap:hover {
  background: linear-gradient(135deg, #6d28d9, #a855f7);
  box-shadow: 0 6px 24px rgba(168, 85, 247, 0.6);
  transform: translateY(-2px);
}

/* ==================== RESPONSIVE ==================== */
@media (max-width: 600px) {
  .bv-hud {
    padding: 0.5rem 0.7rem;
    gap: 0.4rem;
    flex-wrap: wrap;
  }

  .bv-hud-kanan {
    font-size: 0.85rem;
  }

  .bv-hud-skor,
  .bv-hud-timer {
    font-size: 1rem;
  }

  .bv-btn-tracer {
    font-size: 0.85rem;
    padding: 0.7rem 1rem;
  }

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

  .bv-rekap-stat-nilai {
    font-size: 1.4rem;
  }

  .bv-kartu {
    width: 48px;
    height: 48px;
    font-size: 0.95rem;
  }

  .bv-konteks {
    font-size: 0.8rem;
  }
}