/*
╔══════════════════════════════════════════════════════════════════╗
║  css/splash.css — Splash Screen & Petunjuk Penggunaan          ║
║  Loading sequence, intro animasi, halaman petunjuk interaktif  ║
╚══════════════════════════════════════════════════════════════════╝
*/

/* ══════════════════════════════════════════════════
   LOADING SCREEN — Tampil pertama kali saat halaman dibuka
   ══════════════════════════════════════════════════ */
#loading-screen {
  position: fixed;
  inset: 0;
  z-index: 9999;                          /* Paling atas dari semua elemen */
  background: #04080f;                    /* Hitam sangat gelap */
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  transition: opacity 0.8s ease, visibility 0.8s ease;
}

/* Saat loading selesai, JS tambahkan kelas ini */
#loading-screen.fade-out {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

/* Logo animasi di tengah loading screen */
.loading-logo {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.loading-icon {
  font-size: 4rem;
  animation: loadingPulse 1.5s ease-in-out infinite;
  filter: drop-shadow(0 0 20px var(--yellow-400));
}

.loading-brand {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 900;
  letter-spacing: 0.15em;
  color: white;
}

.loading-brand em {
  color: var(--yellow-400);
  font-style: normal;
}

/* Bar loading horizontal */
.loading-bar-wrap {
  width: 280px;
  height: 3px;
  background: rgba(255,255,255,0.1);
  border-radius: var(--r-full);
  overflow: hidden;
  position: relative;
}

.loading-bar-fill {
  height: 100%;
  width: 0%;                             /* Dimulai dari 0, JS akan animasikan */
  background: linear-gradient(90deg, var(--blue-500), var(--yellow-400));
  border-radius: var(--r-full);
  transition: width 0.3s ease;
}

/* Teks status loading */
.loading-status {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--text-muted);
  letter-spacing: 0.15em;
  min-height: 20px;                      /* Cegah layout shift saat teks berubah */
  text-align: center;
}

/* Persen loading */
.loading-pct {
  font-family: var(--font-display);
  font-size: var(--text-4xl);
  font-weight: 900;
  color: var(--blue-300);
  line-height: 1;
  min-width: 80px;
  text-align: center;
}

/* Garis dekoratif kiri-kanan loading icon */
.loading-line {
  width: 60px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--blue-400), transparent);
  animation: lineFlicker 2s ease-in-out infinite;
}

@keyframes loadingPulse {
  0%, 100% { transform: scale(1);    filter: drop-shadow(0 0 20px var(--yellow-400)); }
  50%       { transform: scale(1.08); filter: drop-shadow(0 0 40px var(--yellow-300)); }
}

@keyframes lineFlicker {
  0%, 100% { opacity: 0.3; }
  50%       { opacity: 1; }
}

/* ══════════════════════════════════════════════════
   SPLASH SCREEN BARU — Stage 0 yang ditingkatkan
   ══════════════════════════════════════════════════ */

/* Panel kiri & kanan pada splash: dua kolom di desktop */
.splash-layout {
  display: grid;
  grid-template-columns: 1fr 420px;     /* Kiri: konten utama | Kanan: panel info */
  min-height: 100vh;
  width: 100%;
  position: relative;
  z-index: 1;
}

/* Kolom kiri: judul, deskripsi, tombol */
.splash-left {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 3rem 3rem 3rem 4rem;
  position: relative;
}

/* Kolom kanan: panel info game */
.splash-right {
  background: rgba(255,255,255,0.03);
  border-left: 1px solid var(--border-blue);
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 3rem 2.5rem;
  gap: 1.5rem;
  backdrop-filter: blur(8px);
  overflow-y: auto;
}

/* Badge "SMK TJKT" di atas judul */
.splash-eyebrow {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  color: var(--yellow-400);
  margin-bottom: 1.5rem;
}

.eyebrow-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--yellow-400);
  box-shadow: 0 0 8px var(--yellow-400);
  animation: pulse 2s ease-in-out infinite;
  flex-shrink: 0;
}

/* Judul utama dengan efek glitch */
.splash-title {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5vw, 4.5rem);
  font-weight: 900;
  line-height: 1;
  letter-spacing: 0.02em;
  color: white;
  position: relative;
  margin-bottom: 0.5rem;
  text-shadow: 0 0 40px rgba(59,130,246,0.6), 0 2px 0 rgba(0,0,0,0.8);
}

.splash-title::before,
.splash-title::after {
  content: attr(data-text);
  position: absolute;
  inset: 0;
  animation: glitch 5s infinite;
}
.splash-title::before { color: #ff0055; clip-path: polygon(0 0,100% 0,100% 45%,0 45%); animation-delay: -0.3s; }
.splash-title::after  { color: #00d4ff; clip-path: polygon(0 55%,100% 55%,100% 100%,0 100%); }

/* Subtitle kuning */
.splash-subtitle {
  font-family: var(--font-display);
  font-size: clamp(1rem, 2.5vw, 1.75rem);
  font-weight: 700;
  letter-spacing: 0.2em;
  background: linear-gradient(90deg, var(--yellow-400), var(--blue-300));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 1.5rem;
}

/* Deskripsi singkat */
.splash-desc {
  font-size: var(--text-base);
  color: var(--text-secondary);
  line-height: 1.8;
  max-width: 480px;
  margin-bottom: 2rem;
}
.splash-desc strong { color: var(--yellow-300); }

/* Input nama pemain */
.splash-name-wrap {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
  max-width: 380px;
}

.splash-name-label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.15em;
  color: var(--text-secondary);
}

.splash-name-input {
  font-family: var(--font-display) !important;
  font-size: var(--text-lg) !important;
  font-weight: 700 !important;
  letter-spacing: 0.05em;
  padding: 0.75rem 1.25rem !important;
  background: rgba(30,95,196,0.1) !important;
  border: 2px solid var(--border-blue) !important;
  border-radius: var(--r-lg) !important;
  color: var(--text-heading) !important;
  width: 100%;
}
.splash-name-input:focus {
  border-color: var(--yellow-400) !important;
  box-shadow: 0 0 0 4px rgba(251,191,36,0.15) !important;
}
.splash-name-input::placeholder {
  color: var(--text-muted) !important;
  font-weight: 400 !important;
}

/* Tombol aksi di splash */
.splash-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  align-items: center;
}

/* Tombol mulai utama */
.btn--start {
  position: relative;
  padding: 1rem 2.5rem;
  font-size: var(--text-xl);
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: 0.08em;
  background: linear-gradient(135deg, var(--blue-700), var(--blue-500));
  color: white;
  border: 2px solid var(--blue-400);
  border-radius: var(--r-lg);
  cursor: pointer;
  overflow: hidden;
  transition: var(--tr-base);
  box-shadow: 0 0 30px rgba(30,95,196,0.5);
}
.btn--start:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 0 50px rgba(30,95,196,0.8), var(--shadow-blue);
  border-color: var(--blue-300);
}
.btn--start:active { transform: scale(0.98); }

/* Shimmer bergerak di dalam tombol start */
.btn-glow {
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, transparent 40%, rgba(255,255,255,0.15) 50%, transparent 60%);
  background-size: 200%;
  animation: btnShimmer 2.5s infinite linear;
  pointer-events: none;
}
@keyframes btnShimmer {
  0%   { background-position: 200% center; }
  100% { background-position: -200% center; }
}

/* Tombol petunjuk (outline) */
.btn--guide {
  padding: 1rem 1.75rem;
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 700;
  letter-spacing: 0.05em;
  background: transparent;
  color: var(--text-secondary);
  border: 2px solid var(--border-mid);
  border-radius: var(--r-lg);
  cursor: pointer;
  transition: var(--tr-base);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.btn--guide:hover {
  color: var(--yellow-300);
  border-color: var(--yellow-400);
  background: rgba(251,191,36,0.05);
  box-shadow: var(--shadow-yellow);
}

/* Credit kecil di bawah */
.splash-credit {
  margin-top: 2rem;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  color: var(--text-muted);
}

/* ── PANEL KANAN SPLASH ── */

/* Judul panel kanan */
.panel-title {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.2em;
  color: var(--yellow-400);
  margin-bottom: 0.25rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.panel-title::before {
  content: '';
  display: inline-block;
  width: 20px;
  height: 1px;
  background: var(--yellow-400);
}

/* Kartu tiap stage di panel kanan */
.stage-info-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border-dark);
  border-radius: var(--r-lg);
  padding: 1rem 1.25rem;
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  cursor: default;
  transition: var(--tr-base);
  position: relative;
  overflow: hidden;
}
.stage-info-card::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 3px;                        /* Garis aksen kiri berwarna */
  background: var(--card-accent, var(--blue-400));
}
.stage-info-card:hover {
  background: rgba(59,130,246,0.06);
  border-color: var(--border-blue);
  transform: translateX(4px);
}

.stage-info-icon {
  font-size: 1.75rem;
  flex-shrink: 0;
  line-height: 1;
}

.stage-info-body { flex: 1; }

.stage-info-num {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  color: var(--text-muted);
  margin-bottom: 0.2rem;
}

.stage-info-name {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--text-heading);
  margin-bottom: 0.3rem;
}

.stage-info-desc {
  font-size: var(--text-xs);
  color: var(--text-secondary);
  line-height: 1.5;
}

/* Chip poin tiap stage */
.stage-info-pts {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--yellow-300);
  background: rgba(251,191,36,0.1);
  border: 1px solid rgba(251,191,36,0.2);
  border-radius: var(--r-full);
  padding: 2px 8px;
  white-space: nowrap;
  align-self: flex-start;
  margin-top: 0.2rem;
}

/* Info total poin di bawah stage cards */
.splash-total-pts {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(251,191,36,0.06);
  border: 1px solid rgba(251,191,36,0.2);
  border-radius: var(--r-md);
  padding: 0.75rem 1.25rem;
  margin-top: 0.5rem;
}

.splash-total-label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--text-secondary);
  letter-spacing: 0.1em;
}

.splash-total-val {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 900;
  color: var(--yellow-300);
}

/* ══════════════════════════════════════════════════
   HALAMAN PETUNJUK PENGGUNAAN (stage-guide)
   ══════════════════════════════════════════════════ */
#stage-guide {
  min-height: 100vh;
  display: none;
  background: var(--bg-page);
  position: relative;
  z-index: 10;
}
#stage-guide.stage--active { display: block; }

/* Container petunjuk */
.guide-wrap {
  max-width: 900px;
  margin: 0 auto;
  padding: 2.5rem 1.5rem 5rem;
}

/* Header petunjuk */
.guide-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 2.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border-dark);
  flex-wrap: wrap;
  gap: 1rem;
}

.guide-header-left { display: flex; flex-direction: column; gap: 0.4rem; }

.guide-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  color: var(--yellow-400);
}

.guide-title {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 900;
  color: var(--text-heading);
}

.guide-subtitle {
  font-size: var(--text-sm);
  color: var(--text-secondary);
}

/* Tombol kembali ke splash */
.btn--back {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: var(--fw-semibold);
  color: var(--text-secondary);
  background: var(--bg-card);
  border: 1px solid var(--border-mid);
  border-radius: var(--r-md);
  padding: 0.6rem 1.25rem;
  cursor: pointer;
  transition: var(--tr-base);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  white-space: nowrap;
}
.btn--back:hover {
  color: var(--text-heading);
  border-color: var(--blue-400);
  background: rgba(59,130,246,0.08);
}

/* ── Tab navigasi petunjuk ── */
.guide-tabs {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 2rem;
  border-bottom: 1px solid var(--border-dark);
  padding-bottom: 0;
  overflow-x: auto;
  scrollbar-width: none;
}
.guide-tabs::-webkit-scrollbar { display: none; }

.guide-tab {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: var(--fw-semibold);
  color: var(--text-muted);
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  padding: 0.75rem 1.25rem;
  cursor: pointer;
  transition: var(--tr-base);
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  margin-bottom: -1px;             /* Overlap dengan border-bottom container */
}
.guide-tab:hover { color: var(--text-secondary); }
.guide-tab.active {
  color: var(--blue-300);
  border-bottom-color: var(--blue-400);
}

/* ── Konten tiap tab petunjuk ── */
.guide-panel { display: none; animation: fadeInUp 0.3s ease; }
.guide-panel.active { display: block; }

/* ── Blok cara bermain ── */
.how-to-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.how-to-card {
  background: var(--bg-card);
  border: 1px solid var(--border-dark);
  border-radius: var(--r-lg);
  padding: 1.5rem;
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  transition: var(--tr-base);
}
.how-to-card:hover {
  border-color: var(--border-blue);
  transform: translateY(-2px);
}

.how-to-num {
  width: 36px;
  height: 36px;
  border-radius: var(--r-full);
  background: rgba(59,130,246,0.15);
  border: 1px solid var(--blue-400);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--blue-300);
  flex-shrink: 0;
}

.how-to-body { flex: 1; }
.how-to-title {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--text-heading);
  margin-bottom: 0.4rem;
}
.how-to-desc {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ── Tabel skor ── */
.score-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
  margin-bottom: 1.5rem;
}
.score-table th {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  color: var(--text-muted);
  text-align: left;
  padding: 0.6rem 1rem;
  background: var(--bg-card-2);
  border-bottom: 1px solid var(--border-dark);
  font-weight: var(--fw-semibold);
}
.score-table td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border-dark);
  color: var(--text-secondary);
  line-height: 1.5;
}
.score-table tr:last-child td { border-bottom: none; }
.score-table tr:hover td { background: rgba(255,255,255,0.02); }
.score-table .pts {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--yellow-300);
  white-space: nowrap;
}
.score-table .pts.neg { color: var(--red-400); }

/* ── Kartu stage detail di tab petunjuk ── */
.stage-guide-card {
  background: var(--bg-card);
  border: 1px solid var(--border-dark);
  border-radius: var(--r-xl);
  overflow: hidden;
  margin-bottom: 1.5rem;
}

.sgc-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.25rem 1.5rem;
  background: rgba(255,255,255,0.02);
  border-bottom: 1px solid var(--border-dark);
}

.sgc-icon {
  font-size: 2rem;
  width: 52px;
  height: 52px;
  background: rgba(59,130,246,0.1);
  border: 1px solid var(--border-blue);
  border-radius: var(--r-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.sgc-meta { flex: 1; }
.sgc-num  { font-family: var(--font-mono); font-size: 0.65rem; letter-spacing: 0.15em; color: var(--yellow-400); margin-bottom: 0.2rem; }
.sgc-name { font-family: var(--font-display); font-size: var(--text-xl); font-weight: 700; color: var(--text-heading); }
.sgc-sub  { font-size: var(--text-xs); color: var(--text-secondary); margin-top: 0.2rem; }

.sgc-body { padding: 1.5rem; }

/* List langkah dalam kartu stage */
.sgc-steps {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}
.sgc-step {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.6;
}
.sgc-step-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--blue-400);
  flex-shrink: 0;
  margin-top: 6px;
}
.sgc-step strong { color: var(--text-heading); }

/* Tips / catatan dalam kartu stage */
.sgc-tip {
  background: rgba(245,158,11,0.08);
  border: 1px solid rgba(245,158,11,0.2);
  border-radius: var(--r-md);
  padding: 0.75rem 1rem;
  font-size: var(--text-sm);
  color: var(--yellow-100);
  line-height: 1.6;
  display: flex;
  gap: 0.5rem;
  align-items: flex-start;
}
.sgc-tip-icon { flex-shrink: 0; }

/* ── Badge daftar ── */
.badges-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.badge-guide-card {
  background: var(--bg-card);
  border: 1px solid var(--border-dark);
  border-radius: var(--r-lg);
  padding: 1.25rem;
  text-align: center;
  transition: var(--tr-base);
}
.badge-guide-card:hover {
  border-color: var(--border-yellow);
  box-shadow: var(--shadow-yellow);
  transform: translateY(-3px);
}
.badge-guide-card__icon { font-size: 2.5rem; display: block; margin-bottom: 0.5rem; }
.badge-guide-card__name {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--yellow-300);
  margin-bottom: 0.35rem;
}
.badge-guide-card__cond {
  font-size: var(--text-xs);
  color: var(--text-muted);
  line-height: 1.5;
}

/* ── FAQ / Tips Sukses ── */
.faq-list { display: flex; flex-direction: column; gap: 0.75rem; }

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-dark);
  border-radius: var(--r-lg);
  overflow: hidden;
}

.faq-q {
  width: 100%;
  text-align: left;
  padding: 1rem 1.25rem;
  background: transparent;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: var(--fw-semibold);
  color: var(--text-heading);
  transition: var(--tr-base);
}
.faq-q:hover { color: var(--blue-200); }

.faq-q-text { display: flex; align-items: center; gap: 0.75rem; }
.faq-q-icon { font-size: 1.1rem; flex-shrink: 0; }
.faq-arrow  { color: var(--text-muted); transition: transform 0.3s ease; flex-shrink: 0; }

.faq-item.open .faq-arrow { transform: rotate(180deg); }
.faq-item.open .faq-q { color: var(--blue-200); }

.faq-a {
  display: none;
  padding: 0 1.25rem 1.25rem;
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.8;
  border-top: 1px solid var(--border-dark);
  padding-top: 1rem;
  animation: fadeInUp 0.2s ease;
}
.faq-item.open .faq-a { display: block; }
.faq-a strong { color: var(--yellow-300); }
.faq-a code {
  font-family: var(--font-mono);
  font-size: 0.85em;
  background: var(--bg-card-2);
  padding: 1px 6px;
  border-radius: 3px;
  color: var(--blue-300);
}

/* Tombol mulai dari halaman petunjuk */
.guide-start-row {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border-dark);
  flex-wrap: wrap;
}

.guide-start-hint {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--text-muted);
  letter-spacing: 0.08em;
}

/* ══════════════════════════════════════════════════
   RESPONSIVE
   ══════════════════════════════════════════════════ */
@media (max-width: 900px) {
  .splash-layout { grid-template-columns: 1fr; }
  .splash-right  { border-left: none; border-top: 1px solid var(--border-blue); }
  .splash-left   { padding: 2.5rem 2rem; }
  .how-to-grid   { grid-template-columns: 1fr; }
  .badges-grid   { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
  .splash-left    { padding: 2rem 1.25rem; }
  .splash-right   { padding: 1.5rem 1.25rem; }
  .guide-wrap     { padding: 1.5rem 1rem 4rem; }
  .guide-title    { font-size: var(--text-2xl); }
  .badges-grid    { grid-template-columns: repeat(2, 1fr); }
  .sgc-body       { padding: 1rem; }
  .splash-actions { flex-direction: column; align-items: stretch; }
  .btn--guide, .btn--start { text-align: center; justify-content: center; }
}