@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,700;1,400&family=Crimson+Text:ital,wght@0,400;0,600;1,400&family=Be+Vietnam+Pro:wght@300;400;500;600&display=swap');

/* ===== ROOT VARIABLES ===== */
.bndk_game {
  --bndk-bg: #141210;
  --bndk-surface: #1e1b17;
  --bndk-surface2: #28241e;
  --bndk-amber: #d4a44a;
  --bndk-amber-dim: #8b6f30;
  --bndk-amber-glow: #f0c060;
  --bndk-text: #e8e0d0;
  --bndk-text-dim: #9a9080;
  --bndk-red: #c0503a;
  --bndk-green: #5a9a50;
  --bndk-green-bright: #70c060;
  --bndk-red-bright: #e06050;
  --bndk-radius: 10px;
  --bndk-font-display: 'Playfair Display', Georgia, serif;
  --bndk-font-body: 'Crimson Text', Georgia, serif;
  --bndk-font-ui: 'Be Vietnam Pro', sans-serif;

  max-width: 900px;
  margin: 0 auto;
  padding: 24px;
  min-height: 100vh;
  font-family: var(--bndk-font-body);
  color: var(--bndk-text);
  background: var(--bndk-bg);
  box-sizing: border-box;
}

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

/* ===== HEADER ===== */
.bndk_game .game__header {
  padding: 40px 0 24px;
  position: relative;
}

.bndk_game .game__title {
  font-family: var(--bndk-font-display);
  font-size: 2.6rem;
  color: var(--bndk-amber);
  letter-spacing: 0.02em;
  line-height: 1.25;
  text-shadow: 0 0 40px rgba(212, 164, 74, 0.3);
}

.bndk_game .game__title-highlight {
  color: var(--bndk-amber-glow);
  font-style: italic;
}

.bndk_game .game__header::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 0;
  transform: translateY(-50%);
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(212, 164, 74, 0.06) 0%, transparent 70%);
  pointer-events: none;
  z-index: -1;
}

/* ===== INTRO SCREEN ===== */
.bndk_game .game__intro {
  padding: 20px 0 40px;
}

.bndk_game .intro__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 32px;
}

.bndk_game .intro__card {
  background: transparent;
  border: none;
  border-radius: 0;
  padding: 24px 0;
}

.bndk_game .intro__card-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}

.bndk_game .intro__card-icon {
  font-size: 1.3rem;
}

.bndk_game .intro__card-label {
  font-family: var(--bndk-font-ui);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--bndk-amber);
}

.bndk_game .intro__card-text {
  font-family: var(--bndk-font-body);
  font-size: 1.2rem;
  line-height: 1.75;
  color: #ffffff !important;
}

.bndk_game .intro__start-btn {
  font-family: var(--bndk-font-ui);
  font-size: 1.1rem;
  font-weight: 500;
  background: var(--bndk-amber);
  color: var(--bndk-bg);
  border: none;
  padding: 16px 48px;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.25s;
  letter-spacing: 0.05em;
  display: block;
}

.bndk_game .intro__start-btn:hover {
  background: var(--bndk-amber-glow);
  transform: translateY(-2px);
  box-shadow: 0 6px 30px rgba(212, 164, 74, 0.25);
}

/* ===== PROGRESS BAR (horizontal) ===== */
.bndk_game .game__progress-bar {
  background: var(--bndk-surface);
  border: 1px solid rgba(212, 164, 74, 0.12);
  border-radius: var(--bndk-radius);
  padding: 16px 20px;
  margin-bottom: 24px;
  display: none;
}

.bndk_game .progress__inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
}

.bndk_game .progress__node {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  min-width: 44px;
  position: relative;
}

.bndk_game .progress__circle {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--bndk-surface2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--bndk-font-ui);
  font-weight: 600;
  font-size: 0.8rem;
  color: var(--bndk-text-dim);
  transition: all 0.4s ease;
  border: 2px solid transparent;
}

.bndk_game .progress__node--active .progress__circle {
  border-color: var(--bndk-amber);
  color: var(--bndk-amber);
  box-shadow: 0 0 12px rgba(212, 164, 74, 0.25);
}

.bndk_game .progress__node--recruited .progress__circle {
  background: rgba(90, 154, 80, 0.2);
  color: var(--bndk-green-bright);
  border-color: rgba(90, 154, 80, 0.3);
}

.bndk_game .progress__node--failed .progress__circle {
  background: rgba(192, 80, 58, 0.15);
  color: var(--bndk-red-bright);
  border-color: rgba(192, 80, 58, 0.2);
}

.bndk_game .progress__label {
  font-family: var(--bndk-font-ui);
  font-size: 0.6rem;
  color: var(--bndk-text-dim);
  text-align: center;
  max-width: 60px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.bndk_game .progress__connector {
  width: 32px;
  height: 2px;
  background: rgba(212, 164, 74, 0.15);
  flex-shrink: 0;
  transition: background 0.4s;
}

.bndk_game .progress__connector--lit {
  background: var(--bndk-amber-dim);
}

.bndk_game .progress__node--dongkhoi .progress__circle {
  background: var(--bndk-surface2);
  width: 36px;
  height: 36px;
  font-size: 1rem;
  border: 1px dashed rgba(212, 164, 74, 0.3);
}

.bndk_game .progress__node--ready .progress__circle {
  border-style: solid;
  border-color: var(--bndk-amber);
  animation: bndkPulseGlow 2s infinite;
}

@keyframes bndkPulseGlow {
  0%, 100% { box-shadow: 0 0 0 rgba(212, 164, 74, 0); }
  50% { box-shadow: 0 0 16px rgba(212, 164, 74, 0.2); }
}

/* ===== STORY PANEL ===== */
.bndk_game .game__story-panel {
  display: none;
  flex-direction: column;
  gap: 20px;
}

.bndk_game .game__story-panel--show {
  display: flex;
}

.bndk_game .story__group-header {
  display: flex;
  align-items: center;
  gap: 12px;
}

.bndk_game .story__group-icon {
  font-size: 1.5rem;
}

.bndk_game .story__group-name {
  font-family: var(--bndk-font-display);
  font-size: 1.3rem;
  color: var(--bndk-amber);
}

.bndk_game .story__group-members {
  font-family: var(--bndk-font-ui);
  font-size: 0.75rem;
  color: var(--bndk-text-dim);
  margin-left: auto;
}

.bndk_game .story__level-indicator {
  font-family: var(--bndk-font-ui);
  font-size: 0.7rem;
  color: var(--bndk-amber-dim);
  letter-spacing: 0.1em;
}

/* Group image placeholder */
.bndk_game .story__group-image {
  width: 100%;
  aspect-ratio: 1024/559;
  background: var(--bndk-surface2);
  border-radius: var(--bndk-radius);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px dashed rgba(212, 164, 74, 0.15);
  position: relative;
}

.bndk_game .story__group-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: absolute;
  inset: 0;
}

.bndk_game .story__img-placeholder {
  display: none;
}

/* ===== SITUATION ===== */
.bndk_game .story__situation-box {
  background: var(--bndk-surface);
  border: 1px solid rgba(212, 164, 74, 0.15);
  border-radius: var(--bndk-radius);
  padding: 28px 32px;
  position: relative;
  overflow: hidden;
  min-height: 180px;
}

.bndk_game .story__situation-box::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--bndk-amber-dim), transparent);
}

.bndk_game .story__situation-label {
  font-family: var(--bndk-font-ui);
  font-size: 0.72rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--bndk-amber-dim);
  margin-bottom: 14px;
}

.bndk_game .story__situation-text {
  font-family: var(--bndk-font-body);
  font-size: 1.12rem;
  line-height: 1.75;
  color: var(--bndk-text);
  white-space: pre-wrap;
}

.bndk_game .story__speaker {
  font-weight: 600;
  color: var(--bndk-amber);
}

.bndk_game .story__narration {
  font-style: italic;
  color: var(--bndk-text-dim);
}

.bndk_game .story__narration--success {
  color: var(--bndk-green-bright);
}

/* ===== QUESTION ===== */
.bndk_game .story__question-box {
  background: var(--bndk-surface2);
  border: 1px solid rgba(212, 164, 74, 0.2);
  border-radius: var(--bndk-radius);
  padding: 20px 28px;
}

.bndk_game .story__question-label {
  font-family: var(--bndk-font-ui);
  font-size: 0.72rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--bndk-amber);
  margin-bottom: 10px;
}

.bndk_game .story__question-text {
  font-family: var(--bndk-font-display);
  font-size: 1.15rem;
  font-style: italic;
  color: var(--bndk-text);
  line-height: 1.5;
}

/* ===== OPTIONS ===== */
.bndk_game .story__options-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.bndk_game .story__option-btn {
  background: var(--bndk-surface);
  border: 1px solid rgba(212, 164, 74, 0.12);
  border-radius: var(--bndk-radius);
  padding: 16px 20px;
  cursor: pointer;
  text-align: left;
  transition: all 0.25s ease;
  position: relative;
  overflow: hidden;
  font-family: var(--bndk-font-body);
  color: var(--bndk-text);
}

.bndk_game .story__option-btn:hover:not(.story__option-btn--disabled) {
  border-color: var(--bndk-amber);
  background: var(--bndk-surface2);
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(212, 164, 74, 0.1);
}

.bndk_game .option-btn__letter {
  font-family: var(--bndk-font-ui);
  font-weight: 600;
  font-size: 0.8rem;
  color: var(--bndk-amber);
  margin-bottom: 6px;
  display: block;
}

.bndk_game .option-btn__text {
  font-family: var(--bndk-font-body);
  font-size: 0.98rem;
  line-height: 1.5;
  color: var(--bndk-text);
}

.bndk_game .story__option-btn--retreat .option-btn__text {
  color: var(--bndk-text-dim);
  font-style: italic;
}

.bndk_game .story__option-btn--disabled {
  opacity: 0.4;
  cursor: not-allowed;
  pointer-events: none;
}

.bndk_game .story__option-btn--correct {
  border-color: var(--bndk-green);
  background: rgba(90, 154, 80, 0.1);
  animation: bndkFlashCorrect 0.5s ease;
}

.bndk_game .story__option-btn--wrong {
  border-color: var(--bndk-red);
  background: rgba(192, 80, 58, 0.1);
  animation: bndkFlashWrong 0.5s ease;
}

@keyframes bndkFlashCorrect {
  0%, 100% { background: rgba(90, 154, 80, 0.1); }
  50% { background: rgba(90, 154, 80, 0.25); }
}

@keyframes bndkFlashWrong {
  0%, 100% { background: rgba(192, 80, 58, 0.1); }
  50% { background: rgba(192, 80, 58, 0.25); }
}

/* ===== RESULT ===== */
.bndk_game .story__result-box {
  background: var(--bndk-surface);
  border-radius: var(--bndk-radius);
  padding: 24px 28px;
  border: 1px solid rgba(212, 164, 74, 0.15);
  display: none;
}

.bndk_game .story__result-box--show {
  display: block;
}

.bndk_game .story__result-box--success {
  border-left: 3px solid var(--bndk-green);
}

.bndk_game .story__result-box--fail {
  border-left: 3px solid var(--bndk-red);
}

.bndk_game .story__result-box--retreat {
  border-left: 3px solid var(--bndk-amber-dim);
}

.bndk_game .story__result-text {
  font-family: var(--bndk-font-body);
  font-style: italic;
  font-size: 1.05rem;
  line-height: 1.6;
  color: var(--bndk-text-dim);
  margin-bottom: 16px;
}

.bndk_game .story__result-text .story__speaker {
  font-weight: 600;
  color: var(--bndk-amber);
  font-style: normal;
}

.bndk_game .story__next-btn {
  font-family: var(--bndk-font-ui);
  font-size: 0.85rem;
  font-weight: 500;
  background: var(--bndk-amber-dim);
  color: var(--bndk-bg);
  border: none;
  padding: 10px 24px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s;
}

.bndk_game .story__next-btn:hover {
  background: var(--bndk-amber);
  transform: translateY(-1px);
}

/* ===== HUB (topic selection) ===== */
.bndk_game .game__hub {
  display: none;
}

.bndk_game .game__hub--show {
  display: block;
}

.bndk_game .hub__intro-text {
  font-family: var(--bndk-font-body);
  font-size: 1.15rem;
  color: var(--bndk-text-dim);
  font-style: italic;
  text-align: center;
  margin-bottom: 24px;
  line-height: 1.7;
}

.bndk_game .hub__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-bottom: 24px;
}

.bndk_game .hub__card {
  background: var(--bndk-surface);
  border: 1px solid rgba(212, 164, 74, 0.12);
  border-radius: var(--bndk-radius);
  padding: 20px;
  cursor: pointer;
  transition: all 0.25s ease;
  text-align: center;
}

.bndk_game .hub__card:hover:not(.hub__card--visited) {
  border-color: var(--bndk-amber);
  transform: translateY(-3px);
  box-shadow: 0 6px 24px rgba(212, 164, 74, 0.12);
}

.bndk_game .hub__card--visited {
  opacity: 0.4;
  cursor: not-allowed;
  pointer-events: none;
}

.bndk_game .hub__card-icon {
  font-size: 2rem;
  margin-bottom: 8px;
  display: block;
}

.bndk_game .hub__card-name {
  font-family: var(--bndk-font-display);
  font-size: 1rem;
  color: var(--bndk-amber);
  margin-bottom: 4px;
}

.bndk_game .hub__card-members {
  font-family: var(--bndk-font-ui);
  font-size: 0.7rem;
  color: var(--bndk-text-dim);
}

.bndk_game .hub__card-status {
  font-size: 0.9rem;
  margin-top: 8px;
}

.bndk_game .hub__dongkhoi {
  text-align: center;
  margin-top: 8px;
  display: none;
}

.bndk_game .hub__dongkhoi--show {
  display: block;
}

.bndk_game .hub__dongkhoi-btn {
  font-family: var(--bndk-font-display);
  font-size: 1.3rem;
  background: linear-gradient(135deg, var(--bndk-amber-dim), var(--bndk-amber));
  color: var(--bndk-bg);
  border: none;
  padding: 18px 48px;
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.3s;
  letter-spacing: 0.05em;
  box-shadow: 0 4px 30px rgba(212, 164, 74, 0.3);
}

.bndk_game .hub__dongkhoi-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 40px rgba(212, 164, 74, 0.4);
  background: linear-gradient(135deg, var(--bndk-amber), var(--bndk-amber-glow));
}

/* ===== ENDING ===== */
.bndk_game .game__ending {
  display: none;
  text-align: center;
  padding: 40px 20px;
  max-width: 750px;
  margin: 0 auto;
}

.bndk_game .game__ending--show {
  display: block;
}

.bndk_game .ending__title {
  font-family: var(--bndk-font-display);
  font-size: 2rem;
  margin-bottom: 24px;
}

.bndk_game .game__ending--good .ending__title {
  color: var(--bndk-amber-glow);
}

.bndk_game .game__ending--bad .ending__title {
  color: var(--bndk-text-dim);
}

.bndk_game .ending__text {
  font-family: var(--bndk-font-body);
  font-size: 1.15rem;
  line-height: 1.85;
  color: var(--bndk-text);
  margin-bottom: 32px;
  white-space: pre-wrap;
  text-align: left;
}

.bndk_game .ending__quote {
  font-family: var(--bndk-font-display);
  font-style: italic;
  font-size: 1.05rem;
  color: var(--bndk-amber-dim);
  margin-bottom: 32px;
  padding: 16px 32px;
  border-left: 2px solid var(--bndk-amber-dim);
  text-align: left;
}

.bndk_game .ending__message {
  background: var(--bndk-surface);
  border: 1px solid rgba(212, 164, 74, 0.2);
  border-radius: var(--bndk-radius);
  padding: 32px;
  margin-bottom: 32px;
  text-align: left;
}

.bndk_game .ending__message-label {
  font-family: var(--bndk-font-ui);
  font-size: 0.72rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--bndk-amber);
  margin-bottom: 16px;
}

.bndk_game .ending__message-text {
  font-family: var(--bndk-font-body);
  font-size: 1.1rem;
  line-height: 1.8;
  color: var(--bndk-text);
  white-space: pre-wrap;
}

.bndk_game .ending__badge {
  text-align: center;
  margin-top: 12px;
  font-family: var(--bndk-font-display);
  font-size: 1.1rem;
}

.bndk_game .ending__badge--good {
  color: var(--bndk-green-bright);
}

.bndk_game .ending__badge--bad {
  color: var(--bndk-red-bright);
}

.bndk_game .ending__count {
  text-align: center;
  margin-top: 8px;
  color: var(--bndk-text-dim);
  font-size: 0.85rem;
}

.bndk_game .ending__recruited {
  color: var(--bndk-green-bright);
  margin-bottom: 8px;
}

.bndk_game .ending__failed {
  color: var(--bndk-red-bright);
}

.bndk_game .ending__hint {
  margin-top: 12px;
  color: var(--bndk-text-dim);
}

.bndk_game .ending__retry-btn {
  font-family: var(--bndk-font-ui);
  font-size: 0.9rem;
  font-weight: 500;
  background: transparent;
  color: var(--bndk-amber);
  border: 1px solid var(--bndk-amber-dim);
  padding: 12px 32px;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.25s;
  margin-top: 24px;
}

.bndk_game .ending__retry-btn:hover {
  background: rgba(212, 164, 74, 0.1);
  border-color: var(--bndk-amber);
}

/* ===== TRANSITION OVERLAY ===== */
.bndk_game .game__transition {
  position: fixed;
  inset: 0;
  background: rgba(20, 18, 16, 0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.5s;
}

.bndk_game .game__transition--show {
  opacity: 1;
  pointer-events: all;
}

.bndk_game .game__transition-text {
  font-family: var(--bndk-font-display);
  font-size: 1.5rem;
  color: var(--bndk-amber);
  text-align: center;
}

/* ===== ANIMATION ===== */
.bndk_game .bndk-fade-in {
  animation: bndkFadeIn 0.4s ease forwards;
}

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

/* ---------- CHONG GHI DE MAU CHU CUA HOST (dat cuoi de thang CSS trang) ---------- */
.bndk_game .intro__card,
.bndk_game .intro__card *{
  opacity:1 !important; filter:none !important; mix-blend-mode:normal !important;
  -webkit-text-fill-color:currentColor !important; text-shadow:none !important;
}
#bndk-game .intro__card-text{
  color:#fff !important;
  font-family:var(--bndk-font-body) !important;
  font-size:1.2rem !important;
  line-height:1.75 !important;
}
#bndk-game .intro__card-label{
  color:var(--bndk-amber) !important;
}
#bndk-game .game__title{
  color:var(--bndk-amber) !important;
  -webkit-text-fill-color:var(--bndk-amber) !important;
}
#bndk-game .story__situation-text,
#bndk-game .story__question-text,
#bndk-game .story__result-text{
  color:var(--bndk-text) !important;
  -webkit-text-fill-color:var(--bndk-text) !important;
}
#bndk-game .story__speaker{
  color:var(--bndk-amber) !important;
  -webkit-text-fill-color:var(--bndk-amber) !important;
}
#bndk-game .option-btn__text{
  color:var(--bndk-text) !important;
  -webkit-text-fill-color:var(--bndk-text) !important;
}