@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;700;900&family=Share+Tech+Mono&family=Rajdhani:wght@400;500;600;700&display=swap');

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

:root {
  --bg:       #030609;
  --s1:       #080d1a;
  --s2:       #0c1220;
  --s3:       #101828;
  --border:   #1a3356;
  --border2:  #254060;
  --green:    #00ff41;
  --cyan:     #00d4ff;
  --gold:     #ffd700;
  --orange:   #ff9500;
  --red:      #ff3355;
  --text:     #ddeeff;
  --text2:    #7a9ab8;
  --dim:      #334a60;
  --glow-g:   0 0 10px #00ff41, 0 0 30px #00ff4133;
  --glow-c:   0 0 10px #00d4ff, 0 0 30px #00d4ff33;
  --glow-gold:0 0 12px #ffd700, 0 0 35px #ffd70044;
}

html { min-height: 100%; }
body { min-height: 100%; background: var(--bg); color: var(--text); font-family: 'Rajdhani', sans-serif; overflow-x: hidden; }

/* -- MATRIX CANVAS ---------------------------------------- */
#matrix-bg {
  position: fixed; inset: 0; z-index: 0;
  pointer-events: none; opacity: 0.18;
}

/* -- SCREEN LAYERS ---------------------------------------- */
.screen { position: relative; z-index: 1; }
.hidden { display: none !important; }

/* == START SCREEN ======================================== */
#start-screen {
  min-height: 100vh;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: 2rem; text-align: center;
  background: radial-gradient(ellipse at 50% 40%, #001a3322 0%, transparent 70%);
}

.game-logo {
  font-family: 'Orbitron', sans-serif;
  font-size: clamp(1.6rem, 5vw, 3.2rem);
  font-weight: 900;
  color: var(--cyan);
  text-shadow: var(--glow-c);
  letter-spacing: 3px;
  margin-bottom: 0.35rem;
  animation: glitch 5s infinite;
}

.game-subtitle {
  font-family: 'Share Tech Mono', monospace;
  color: var(--green);
  font-size: clamp(0.65rem, 1.8vw, 0.85rem);
  letter-spacing: 5px;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  text-shadow: var(--glow-g);
  animation: pulse 2.5s ease-in-out infinite;
}

.prize-display {
  font-family: 'Orbitron', sans-serif;
  font-size: clamp(2.4rem, 9vw, 5.5rem);
  font-weight: 900;
  color: var(--gold);
  text-shadow: var(--glow-gold);
  margin-bottom: 1.5rem;
  animation: pulse 2s ease-in-out infinite;
}

.start-info {
  background: linear-gradient(135deg, var(--s2) 0%, var(--s1) 100%);
  border: 1px solid var(--border2);
  border-radius: 14px;
  padding: 1.25rem 1.75rem;
  max-width: 540px; width: 100%;
  margin-bottom: 1.5rem;
  box-shadow: 0 2px 16px rgba(0,0,0,0.4), inset 0 1px 0 rgba(255,255,255,0.04);
}

.start-info h3 {
  font-family: 'Orbitron', sans-serif;
  color: var(--cyan);
  font-size: 0.78rem;
  letter-spacing: 3px;
  margin-bottom: 1rem;
  text-transform: uppercase;
  text-shadow: var(--glow-c);
}

.start-info ul { list-style: none; display: flex; flex-direction: column; gap: 0.55rem; }

.start-info li {
  display: flex; align-items: center; gap: 0.75rem;
  font-size: 0.95rem; color: var(--text); line-height: 1.4;
}

.start-info li::before {
  content: '\25B6'; color: var(--green);
  font-size: 0.55rem; flex-shrink: 0; text-shadow: var(--glow-g);
}

/* -- DIFFICULTY MODE SELECTOR ------------------------------ */
.mode-selector {
  width: 100%; max-width: 540px;
  margin-bottom: 1.25rem;
}

.mode-label {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.65rem; letter-spacing: 4px;
  color: var(--text2); text-align: center;
  margin-bottom: 0.65rem;
}

.mode-buttons {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 0.6rem;
}

.mode-btn {
  background: linear-gradient(145deg, var(--s3) 0%, var(--s2) 100%);
  border: 1.5px solid var(--border);
  border-radius: 10px;
  padding: 0.75rem 0.5rem;
  cursor: pointer; color: var(--text2);
  text-align: center;
  transition: transform 0.12s ease, opacity 0.12s ease;
  display: flex; flex-direction: column; align-items: center; gap: 0.3rem;
}
.mode-btn:hover:not(.mode-active) { opacity: 0.8; transform: translateY(-1px); }

.mode-name {
  font-family: 'Orbitron', sans-serif;
  font-size: 0.78rem; font-weight: 700; letter-spacing: 2px;
}
.mode-desc {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.6rem; color: var(--text2);
}

/* Active state per difficulty -- clearly highlighted */
.mode-btn.mode-active {
  color: var(--text);
}
.mode-btn.mode-active .mode-desc { opacity: 0.75; color: currentColor; }

.mode-btn.mode-active[data-mode="easy"] {
  border-color: var(--green);
  background: rgba(0,255,65,0.13);
  color: var(--green);
  box-shadow: 0 0 18px rgba(0,255,65,0.18), inset 0 0 0 1px rgba(0,255,65,0.25);
}
.mode-btn.mode-active[data-mode="easy"] .mode-name { text-shadow: var(--glow-g); }

.mode-btn.mode-active[data-mode="normal"] {
  border-color: var(--cyan);
  background: rgba(0,212,255,0.13);
  color: var(--cyan);
  box-shadow: 0 0 18px rgba(0,212,255,0.18), inset 0 0 0 1px rgba(0,212,255,0.25);
}
.mode-btn.mode-active[data-mode="normal"] .mode-name { text-shadow: var(--glow-c); }

.mode-btn.mode-active[data-mode="expert"] {
  border-color: var(--red);
  background: rgba(255,51,85,0.13);
  color: var(--red);
  box-shadow: 0 0 18px rgba(255,51,85,0.18), inset 0 0 0 1px rgba(255,51,85,0.25);
}
.mode-btn.mode-active[data-mode="expert"] .mode-name { text-shadow: 0 0 10px rgba(255,51,85,0.9); }

/* -- BTN PRIMARY ------------------------------------------- */
.btn-primary {
  font-family: 'Orbitron', sans-serif;
  font-size: 1rem; font-weight: 700;
  letter-spacing: 4px; text-transform: uppercase;
  padding: 1rem 3rem;
  background: transparent;
  color: var(--green);
  border: 2px solid var(--green);
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.25s ease;
  position: relative; overflow: hidden;
  text-shadow: var(--glow-g);
  box-shadow: 0 0 20px rgba(0,255,65,0.1);
}
.btn-primary::before {
  content: '';
  position: absolute; inset: 0;
  background: var(--green);
  transform: scaleX(0); transform-origin: left;
  transition: transform 0.25s ease; z-index: -1;
}
.btn-primary:hover { color: var(--bg); text-shadow: none; box-shadow: var(--glow-g); }
.btn-primary:hover::before { transform: scaleX(1); }
.btn-primary:active { transform: scale(0.97); }

/* == GAME SCREEN ========================================= */
#game-screen {
  min-height: 100vh;
  display: grid;
  grid-template-rows: auto 1fr;
  grid-template-columns: 1fr 210px;
  grid-template-areas: "header header" "main ladder";
}

/* -- HEADER ------------------------------------------------ */
.game-header {
  grid-area: header;
  display: flex; align-items: center;
  justify-content: space-between;
  padding: 0.65rem 1.25rem;
  background: #070c18;
  border-bottom: 1px solid var(--border2);
  box-shadow: 0 2px 12px rgba(0,0,0,0.6);
  flex-wrap: wrap; gap: 0.6rem;
  position: sticky; top: 0; z-index: 10;
}

.header-title {
  font-family: 'Orbitron', sans-serif;
  font-size: 0.72rem; color: var(--cyan);
  letter-spacing: 2px; text-transform: uppercase;
  text-shadow: var(--glow-c); white-space: nowrap;
}

.lifelines-bar { display: flex; gap: 0.5rem; align-items: center; }

.ll-btn {
  font-family: 'Orbitron', sans-serif;
  font-size: 0.6rem; font-weight: 700; letter-spacing: 1px;
  padding: 0.35rem 0.7rem;
  background: transparent; border-radius: 6px;
  cursor: pointer; transition: all 0.2s;
  white-space: nowrap;
  display: flex; flex-direction: column; align-items: center; gap: 1px;
}
.ll-btn .ll-icon { font-size: 0.9rem; }
#ll-fifty    { color: var(--orange); border: 1.5px solid var(--orange); }
#ll-audience { color: var(--cyan);   border: 1.5px solid var(--cyan);   }
#ll-phone    { color: var(--green);  border: 1.5px solid var(--green);  }
.ll-btn:hover:not(:disabled):not(.used) {
  background: rgba(255,255,255,0.07);
  opacity: 0.88;
}
.ll-btn:disabled, .ll-btn.used { opacity: 0.18; cursor: not-allowed; filter: grayscale(1); }

.current-prize-badge {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.05rem; font-weight: 700;
  color: var(--gold); text-shadow: var(--glow-gold);
  padding: 0.3rem 0.9rem;
  border: 1px solid rgba(255,215,0,0.25);
  border-radius: 6px;
  background: rgba(255,215,0,0.05);
  white-space: nowrap;
}

.walk-btn {
  font-family: 'Orbitron', sans-serif;
  font-size: 0.6rem; font-weight: 700;
  letter-spacing: 1px; text-transform: uppercase;
  padding: 0.35rem 0.8rem;
  background: transparent;
  color: var(--dim); border: 1.5px solid var(--dim);
  border-radius: 6px; cursor: pointer; transition: all 0.2s;
}
.walk-btn:hover:not(:disabled) { color: var(--red); border-color: var(--red); box-shadow: 0 0 10px rgba(255,51,85,0.2); }
.walk-btn:disabled { opacity: 0.25; cursor: not-allowed; }

.mute-btn {
  background: rgba(255,255,255,0.04);
  border: 1.5px solid var(--border2);
  border-radius: 6px;
  font-size: 1rem; cursor: pointer;
  padding: 0.3rem 0.5rem; line-height: 1;
  transition: border-color 0.2s, background 0.2s;
}
.mute-btn:hover { border-color: var(--cyan); background: rgba(0,212,255,0.08); }

/* Ladder toggle -- desktop: hidden. Mobile: shown. */
.ladder-toggle-btn {
  display: none;
  background: rgba(255,215,0,0.06);
  border: 1.5px solid rgba(255,215,0,0.3);
  border-radius: 6px;
  font-size: 0.95rem; cursor: pointer;
  padding: 0.3rem 0.55rem; line-height: 1;
  transition: border-color 0.2s, background 0.2s;
}
.ladder-toggle-btn:hover { border-color: var(--gold); background: rgba(255,215,0,0.12); }

.ladder-overlay {
  display: none;
  position: fixed; inset: 0;
  background: rgba(3,6,9,0.6);
  z-index: 49;
}

/* -- MAIN GAME --------------------------------------------- */
#game-main {
  grid-area: main;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  padding: 1.75rem 1.5rem;
  background: radial-gradient(ellipse at 50% 40%, rgba(0,212,255,0.04) 0%, transparent 65%);
}

#question-container {
  width: 100%; max-width: 800px;
  contain: layout style;   /* isolates reflow to this subtree */
}
.fade-in { animation: fadeIn 0.35s ease; will-change: transform, opacity; }

/* Q meta row */
.q-meta {
  display: flex; align-items: center;
  justify-content: space-between;
  margin-bottom: 1.1rem; gap: 0.75rem; flex-wrap: wrap;
}

.q-progress {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.78rem; color: var(--cyan);
  letter-spacing: 2px; opacity: 0.85;
  white-space: nowrap;
}

.timer-label {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.65rem; color: var(--dim);
  letter-spacing: 1px; white-space: nowrap;
}

/* -- TIMER -------------------------------------------------- */
#timer-container {
  position: relative; width: 68px; height: 68px;
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}

.timer-ring {
  position: absolute; inset: 0; width: 100%; height: 100%;
  transform: rotate(-90deg);
}
.timer-track  { fill: none; stroke: var(--border2); stroke-width: 4; }
.timer-progress {
  fill: none; stroke: var(--cyan); stroke-width: 4;
  stroke-dasharray: 163.36; stroke-dashoffset: 0;
  stroke-linecap: round;
  transition: stroke-dashoffset 0.95s linear, stroke 0.35s ease;
  will-change: stroke-dashoffset;
}

#timer-text {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.05rem; font-weight: 700;
  color: var(--cyan); position: relative; z-index: 1;
  transition: color 0.35s; line-height: 1;
}

#timer-container.timer-warn  #timer-text { color: var(--orange); }
#timer-container.timer-danger #timer-text {
  color: var(--red);
  animation: timerPulse 0.42s ease-in-out infinite alternate;
}

@keyframes timerPulse {
  from { transform: scale(1);    opacity: 1; }
  to   { transform: scale(1.2);  opacity: 0.8; }
}

/* -- QUESTION BOX ------------------------------------------ */
.question-box {
  position: relative;
  background: linear-gradient(160deg, var(--s3) 0%, var(--s2) 100%);
  border-radius: 14px;
  padding: 1.25rem 2rem 1.75rem;
  margin-bottom: 1.25rem;
  min-height: 96px;
  display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center;
  box-shadow: 0 4px 24px rgba(0,0,0,0.4), inset 0 1px 0 rgba(255,255,255,0.04);
  overflow: hidden;
  border: 1px solid transparent;
  transition: border-color 0.3s ease;
}

/* Scan sweep shown while answer is locked and pending reveal */
.question-box::after {
  content: '';
  position: absolute;
  top: 0; bottom: 0; left: -50%; width: 35%;
  background: linear-gradient(90deg, transparent 0%, rgba(255,149,0,0.09) 50%, transparent 100%);
  pointer-events: none; z-index: 3;
  opacity: 0;
}
.question-box.reveal-pending::after {
  opacity: 1;
  animation: scanLine 0.85s ease-in-out infinite;
}
.question-box.answer-correct { border-color: rgba(0,255,65,0.35); }
.question-box.answer-wrong   { border-color: rgba(255,51,85,0.35); }

/* -- CATEGORY BADGE ---------------------------------------- */
.category-badge {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.6rem; letter-spacing: 2px; text-transform: uppercase;
  padding: 0.2rem 0.65rem; border-radius: 20px;
  border: 1px solid; margin-bottom: 0.75rem;
  color: var(--cat-clr, var(--text2));
  border-color: var(--cat-clr, var(--border2));
  background: color-mix(in srgb, var(--cat-clr, var(--border2)) 10%, transparent);
  position: relative; z-index: 1;
}

.category-badge[data-cat="Web Security"]      { --cat-clr: var(--cyan); }
.category-badge[data-cat="Cryptography"]      { --cat-clr: var(--gold); }
.category-badge[data-cat="Active Directory"]  { --cat-clr: #ff7043; }
.category-badge[data-cat="Exploit Dev"]       { --cat-clr: var(--orange); }
.category-badge[data-cat="Cloud Security"]    { --cat-clr: #40c4ff; }
.category-badge[data-cat="Social Engineering"]{ --cat-clr: #ce93d8; }
.category-badge[data-cat="Malware"]           { --cat-clr: var(--red); }
.category-badge[data-cat="Tools"]             { --cat-clr: var(--green); }
.category-badge[data-cat="Attack Techniques"] { --cat-clr: #ff6d00; }
.category-badge[data-cat="Network Security"]  { --cat-clr: #29b6f6; }
.category-badge[data-cat="Identity & Access"] { --cat-clr: #b39ddb; }
.category-badge[data-cat="Threat Intel"]      { --cat-clr: #69f0ae; }
.category-badge[data-cat="Governance"]        { --cat-clr: #90a4ae; }
.category-badge[data-cat="Fundamentals"]      { --cat-clr: var(--text2); }

.question-box::before {
  content: '';
  position: absolute; inset: 0;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(0,212,255,0.08) 0%, transparent 50%);
  pointer-events: none;
}

#question-text {
  font-family: 'Rajdhani', sans-serif;
  font-size: clamp(1rem, 2.4vw, 1.3rem);
  font-weight: 600; color: #ecf6ff;
  line-height: 1.55; position: relative; z-index: 1;
}

/* -- ANSWERS ------------------------------------------------ */
#answers-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 0.7rem; margin-bottom: 1.4rem;
}

.answer-btn {
  display: flex; align-items: center; gap: 0.85rem;
  padding: 0.9rem 1.1rem;
  background: linear-gradient(145deg, var(--s3) 0%, var(--s2) 100%);
  border: 1.5px solid var(--border2);
  border-radius: 10px;
  color: var(--text);
  font-family: 'Rajdhani', sans-serif;
  font-size: clamp(0.85rem, 1.8vw, 1.05rem);
  font-weight: 500; cursor: pointer;
  text-align: left;
  /* Only transition GPU-compositable properties */
  transition: transform 0.12s ease, opacity 0.12s ease;
  will-change: transform;
  position: relative; overflow: hidden; line-height: 1.35; word-break: break-word;
  box-shadow: 0 2px 8px rgba(0,0,0,0.3);
}

.answer-btn::after {
  content: '';
  position: absolute; left: 0; top: 0; bottom: 0; width: 3px;
  background: var(--cyan);
  transform: scaleY(0); transform-origin: bottom;
  transition: transform 0.15s ease;
  will-change: transform;
}

.answer-btn:hover:not(:disabled):not(.eliminated) {
  border-color: rgba(0,212,255,0.55);
  background: linear-gradient(145deg, #0f1a2e 0%, #0a1222 100%);
  transform: translateY(-2px);
}
.answer-btn:hover:not(:disabled):not(.eliminated)::after { transform: scaleY(1); }

.ans-label {
  font-family: 'Orbitron', sans-serif;
  font-size: 0.7rem; font-weight: 700;
  background: var(--cyan); color: var(--bg);
  border-radius: 5px; padding: 0.22rem 0.5rem;
  flex-shrink: 0; min-width: 28px; text-align: center;
  box-shadow: 0 0 8px rgba(0,212,255,0.4);
  transition: background 0.2s, box-shadow 0.2s;
}

/* Selected */
.answer-btn.selected {
  border-color: var(--orange);
  background: linear-gradient(145deg, #1c0e00 0%, #110900 100%);
  color: #ffddaa;
  box-shadow: 0 0 15px rgba(255,149,0,0.15);
}
.answer-btn.selected .ans-label {
  background: var(--orange);
  box-shadow: 0 0 8px rgba(255,149,0,0.5);
}

/* Locked in */
.answer-btn.locked {
  border-color: var(--orange);
  background: linear-gradient(145deg, #1c0e00 0%, #110900 100%);
  animation: lockPulse 0.5s ease-in-out infinite alternate;
}

/* Correct */
.answer-btn.correct {
  border-color: var(--green) !important;
  background: linear-gradient(145deg, #001c00 0%, #000f00 100%) !important;
  color: var(--green) !important;
  box-shadow: 0 0 20px rgba(0,255,65,0.2) !important;
  animation: correctFlash 0.5s ease;
}
.answer-btn.correct .ans-label { background: var(--green); }

/* Wrong */
.answer-btn.wrong {
  border-color: var(--red) !important;
  background: linear-gradient(145deg, #1c0008 0%, #0f0005 100%) !important;
  color: var(--red) !important;
  box-shadow: 0 0 15px rgba(255,51,85,0.15) !important;
  animation: wrongReveal 0.45s ease-out;
}
.answer-btn.wrong .ans-label { background: var(--red); }

/* Eliminated */
.answer-btn.eliminated {
  opacity: 0.18; cursor: not-allowed;
  text-decoration: line-through; text-decoration-color: var(--dim);
}

/* -- FINAL ANSWER BUTTON ------------------------------------ */
#final-answer-btn {
  display: block; width: 100%; max-width: 320px;
  margin: 0 auto;
  font-family: 'Orbitron', sans-serif;
  font-size: 0.88rem; font-weight: 700;
  letter-spacing: 4px; text-transform: uppercase;
  padding: 0.9rem 1rem;
  background: transparent; color: var(--gold);
  border: 2px solid var(--gold); border-radius: 10px;
  cursor: pointer; transition: all 0.22s;
  box-shadow: 0 0 20px rgba(255,215,0,0.08);
  text-shadow: 0 0 8px rgba(255,215,0,0.5);
}
#final-answer-btn:hover:not(:disabled) {
  background: var(--gold); color: var(--bg);
  text-shadow: none; opacity: 0.92;
}
#final-answer-btn:disabled { opacity: 0.3; cursor: not-allowed; }

/* == PRIZE LADDER ======================================== */
#prize-ladder-panel {
  grid-area: ladder;
  background: #070c18;
  border-left: 1px solid var(--border2);
  padding: 0; overflow-y: auto;
  display: flex; flex-direction: column;
  max-height: calc(100vh - 56px);
}

.ladder-title {
  font-family: 'Orbitron', sans-serif;
  font-size: 0.58rem; letter-spacing: 2.5px;
  color: var(--dim); text-align: center;
  padding: 0.55rem 0.5rem;
  text-transform: uppercase;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

#prize-ladder { flex: 1; overflow-y: auto; contain: strict; }

.ladder-row {
  display: flex; align-items: center;
  justify-content: space-between;
  padding: 0.2rem 0.75rem;
  border-left: 3px solid transparent;
  transition: all 0.22s;
}

.ladder-num {
  font-family: 'Share Tech Mono', monospace;
  color: var(--dim); font-size: 0.62rem;
  min-width: 18px;
}
.ladder-prize {
  font-family: 'Orbitron', sans-serif;
  font-size: 0.65rem; color: var(--dim); font-weight: 400;
}

.ladder-row.safe-haven {
  background: rgba(0,255,68,0.05);
}
.ladder-row.safe-haven .ladder-prize { color: rgba(0,255,65,0.6); }
.ladder-row.safe-haven::after {
  content: '\25C6'; color: rgba(0,255,65,0.5);
  font-size: 0.45rem; margin-left: 3px;
}

.ladder-row.active {
  background: rgba(255,215,0,0.08);
  border-left-color: var(--gold);
  box-shadow: inset 2px 0 12px rgba(255,215,0,0.06);
}
.ladder-row.active .ladder-prize {
  color: var(--gold); font-weight: 700;
  font-size: 0.72rem;
  text-shadow: var(--glow-gold);
}
.ladder-row.active .ladder-num { color: var(--gold); }

.ladder-row.won { opacity: 0.3; }
.ladder-row.won .ladder-prize { text-decoration: line-through; text-decoration-color: var(--dim); }

/* == MODALS ============================================== */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(3,6,9,0.88);
  display: flex; align-items: center; justify-content: center;
  z-index: 100; padding: 1rem;
}

.modal-box {
  background: linear-gradient(160deg, var(--s3) 0%, var(--s2) 100%);
  border: 1px solid var(--border2);
  border-radius: 14px;
  padding: 1.6rem;
  max-width: 460px; width: 100%;
  position: relative;
  box-shadow: 0 0 60px rgba(0,0,0,0.6), 0 0 0 1px rgba(255,255,255,0.04);
}
.modal-enter { animation: fadeIn 0.25s ease; }

.modal-title {
  font-family: 'Orbitron', sans-serif;
  font-size: 0.82rem; letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border);
}

.modal-close {
  position: absolute; top: 1rem; right: 1rem;
  background: none; border: none;
  color: var(--dim); font-size: 1.15rem;
  cursor: pointer; transition: color 0.15s;
}
.modal-close:hover { color: var(--text); }

/* Audience */
.audience-row { display: flex; align-items: center; gap: 0.7rem; margin-bottom: 0.6rem; }
.audience-label {
  font-family: 'Orbitron', sans-serif;
  font-size: 0.68rem; font-weight: 700;
  color: var(--cyan); min-width: 16px;
}
.audience-bar-wrap {
  flex: 1; height: 24px;
  background: rgba(255,255,255,0.05);
  border-radius: 4px; overflow: hidden;
  border: 1px solid var(--border);
}
.audience-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--cyan), var(--green));
  border-radius: 4px;
  transition: width 0.9s cubic-bezier(0.4,0,0.2,1);
  box-shadow: 0 0 8px rgba(0,212,255,0.3);
}
.audience-pct {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.78rem; color: var(--text);
  min-width: 36px; text-align: right;
}

/* Phone */
.phone-header { display: flex; align-items: center; gap: 0.75rem; margin-bottom: 1rem; }
.phone-icon   { font-size: 1.4rem; }
.phone-calling {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.7rem; color: var(--green); letter-spacing: 1px;
}
#phone-friend-name {
  font-family: 'Orbitron', sans-serif;
  font-size: 0.9rem; color: var(--cyan);
}
.phone-bubble {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border2);
  border-radius: 10px; padding: 1rem;
  font-size: 0.98rem; line-height: 1.65;
  font-style: italic; color: var(--text);
}
#phone-message::before { content: '"'; color: var(--cyan); }
#phone-message::after  { content: '"'; color: var(--cyan); }

/* == END SCREEN ========================================== */
#end-screen {
  min-height: 100vh;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  padding: 2rem; text-align: center;
  background: radial-gradient(ellipse at 50% 40%, rgba(0,30,50,0.3) 0%, transparent 70%);
}

#end-title {
  font-family: 'Orbitron', sans-serif;
  font-size: clamp(1.8rem, 6vw, 3.5rem);
  font-weight: 900; letter-spacing: 2px;
  margin-bottom: 0.5rem;
}

.win-title     { color: var(--gold);   text-shadow: var(--glow-gold); animation: pulse 1.5s ease-in-out infinite; }
.lose-title    { color: var(--red); }
.timeout-title { color: var(--orange); text-shadow: 0 0 10px rgba(255,149,0,0.6); }
.walk-title    { color: var(--cyan);   text-shadow: var(--glow-c); }

#end-subtitle {
  font-family: 'Share Tech Mono', monospace;
  color: var(--text2); font-size: 0.88rem;
  margin-bottom: 2rem;
}

.final-prize-box {
  background: linear-gradient(160deg, var(--s3) 0%, var(--s2) 100%);
  border: 1px solid var(--border2);
  border-radius: 14px;
  padding: 1.5rem 3rem;
  margin-bottom: 1.5rem;
  box-shadow: 0 0 40px rgba(255,215,0,0.06), inset 0 1px 0 rgba(255,255,255,0.04);
}

#final-prize-amount {
  font-family: 'Orbitron', sans-serif;
  font-size: clamp(2rem, 8vw, 4rem);
  font-weight: 900; color: var(--gold);
  text-shadow: var(--glow-gold);
  display: block; margin-bottom: 0.5rem;
}

#final-prize-label { font-size: 0.95rem; color: var(--text2); }

#correct-answer-reveal {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.88rem; color: var(--green);
  text-shadow: var(--glow-g);
  margin-bottom: 1.5rem;
  padding: 0.75rem 1.25rem;
  border: 1px solid rgba(0,255,65,0.2);
  border-radius: 8px;
  background: rgba(0,255,65,0.05);
}

/* -- SHARE BUTTON ------------------------------------------ */
.share-btn {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.82rem; letter-spacing: 2px;
  padding: 0.6rem 1.4rem;
  background: transparent;
  color: var(--text2);
  border: 1px solid var(--border2);
  border-radius: 8px;
  cursor: pointer;
  margin-bottom: 1rem;
  transition: color 0.15s, border-color 0.15s;
}
.share-btn:hover {
  color: var(--cyan); border-color: var(--cyan);
}

/* -- GAME STATS GRID --------------------------------------- */
.stats-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 0.75rem;
  width: 100%; max-width: 520px;
  margin-bottom: 1.5rem;
}

.stat-card {
  background: linear-gradient(145deg, var(--s3) 0%, var(--s2) 100%);
  border: 1px solid var(--border2);
  border-radius: 10px;
  padding: 0.85rem 0.5rem;
  text-align: center;
}

.stat-value {
  font-family: 'Orbitron', sans-serif;
  font-size: clamp(1rem, 3vw, 1.3rem);
  font-weight: 700;
  color: var(--cyan);
  text-shadow: var(--glow-c);
  display: block; margin-bottom: 0.3rem;
}

.stat-label {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.65rem; letter-spacing: 1.5px;
  text-transform: uppercase; color: var(--text2);
}

/* -- LEADERBOARD ------------------------------------------- */
.leaderboard-box {
  background: linear-gradient(135deg, var(--s2) 0%, var(--s1) 100%);
  border: 1px solid var(--border2);
  border-radius: 14px;
  padding: 1.2rem 1.5rem;
  max-width: 540px; width: 100%;
  margin-bottom: 2rem;
  box-shadow: 0 2px 16px rgba(0,0,0,0.4);
}

.lb-title {
  font-family: 'Orbitron', sans-serif;
  font-size: 0.72rem; letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--gold); text-shadow: var(--glow-gold);
  margin-bottom: 0.85rem;
}

.lb-row {
  display: grid;
  grid-template-columns: 2rem 1fr auto auto auto;
  align-items: center; gap: 0.5rem;
  padding: 0.45rem 0;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  font-size: 0.88rem;
}
.lb-row:last-child { border-bottom: none; }

.lb-rank  { font-size: 1rem; text-align: center; }
.lb-prize { font-family: 'Orbitron', sans-serif; font-size: 0.82rem; color: var(--gold); font-weight: 700; }
.lb-q     { font-family: 'Share Tech Mono', monospace; font-size: 0.75rem; color: var(--cyan); min-width: 3rem; text-align: right; }
.lb-time  { font-family: 'Share Tech Mono', monospace; font-size: 0.75rem; color: var(--text2); min-width: 4rem; text-align: right; }
.lb-date  { font-size: 0.72rem; color: var(--dim); min-width: 5rem; text-align: right; }

/* == ANIMATIONS ========================================== */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.72; }
}
@keyframes scanLine {
  0%   { left: -50%; }
  100% { left: 115%; }
}
@keyframes lockPulse {
  0%, 100% { opacity: 0.7; }
  50%       { opacity: 1; }
}
@keyframes correctFlash {
  0%   { transform: scale(1); }
  18%  { transform: scale(1.045); }
  60%  { transform: scale(0.99); }
  100% { transform: scale(1); }
}
@keyframes wrongReveal {
  0%,  100% { transform: translateX(0); }
  15%        { transform: translateX(-6px); }
  30%        { transform: translateX(5px); }
  50%        { transform: translateX(-4px); }
  70%        { transform: translateX(3px); }
  85%        { transform: translateX(-1px); }
}
@keyframes glitch {
  0%, 88%, 100% { text-shadow: var(--glow-c); transform: none; }
  90% { text-shadow: -2px 0 var(--red), 2px 0 var(--green); transform: translateX(1.5px); }
  92% { text-shadow: 2px 0 var(--red), -2px 0 var(--green); transform: translateX(-1.5px); }
  94% { text-shadow: var(--glow-c); transform: none; }
  96% { text-shadow: -1px 0 var(--green), 1px 0 var(--red); transform: skewX(1deg); }
}

/* == RESPONSIVE ========================================== */
@media (max-width: 720px) {
  #game-screen {
    grid-template-columns: 1fr;
    grid-template-areas: "header" "main" "ladder";
  }
  #prize-ladder-panel {
    border-left: none; border-top: 1px solid var(--border2);
    max-height: 180px;
  }
  #prize-ladder {
    display: flex; flex-direction: row-reverse;
    flex-wrap: wrap; gap: 0.25rem; padding: 0.5rem;
  }
  .ladder-row {
    border-left: none; border: 1px solid var(--border);
    border-radius: 4px; padding: 0.18rem 0.45rem;
  }
  .ladder-row.active { border-color: var(--gold); }
  #answers-grid { grid-template-columns: 1fr; }
  .game-header { gap: 0.4rem; }
}

@media (max-width: 480px) {
  .game-logo  { font-size: 1.35rem; }
  .ll-btn .ll-icon { display: none; }
  .ll-btn { padding: 0.28rem 0.45rem; font-size: 0.52rem; }
}

/* -- SCROLLBAR --------------------------------------------- */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--dim); }

/* == MOBILE RESPONSIVE ======================================= */
@media (max-width: 700px) {

  /* Game screen: drop the ladder column */
  #game-screen {
    grid-template-columns: 1fr;
    grid-template-areas: "header" "main";
  }

  /* Prize ladder: slide-up bottom drawer */
  #prize-ladder-panel {
    position: fixed;
    bottom: 0; left: 0; right: 0;
    max-height: 65vh;
    border-radius: 18px 18px 0 0;
    border-left: none;
    border-top: 1px solid var(--border2);
    z-index: 50;
    transform: translateY(100%);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 -8px 32px rgba(0,0,0,0.7);
  }
  #prize-ladder-panel.ladder-open {
    transform: translateY(0);
  }
  /* Drag handle */
  .ladder-title {
    padding-top: 0.85rem;
  }
  .ladder-title::before {
    content: '';
    display: block;
    width: 38px; height: 4px;
    background: var(--border2);
    border-radius: 2px;
    margin: 0 auto 0.6rem;
  }

  /* Dimmer overlay */
  .ladder-overlay { display: block; }
  .ladder-overlay.visible {
    pointer-events: auto;
    opacity: 1;
  }
  /* (hidden by default -- pointer-events block even when invisible) */
  .ladder-overlay:not(.visible) {
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.3s;
  }

  /* Show the ladder toggle button */
  .ladder-toggle-btn { display: flex !important; align-items: center; }

  /* Compress header */
  .game-header { padding: 0.45rem 0.65rem; gap: 0.35rem; }
  .header-title { display: none; }
  .ll-btn { padding: 0.35rem 0.5rem; font-size: 0.55rem; }
  .ll-btn .ll-icon { font-size: 0.85rem; }
  .current-prize-badge { font-size: 0.88rem; padding: 0.25rem 0.6rem; }
  .walk-btn { font-size: 0.52rem; padding: 0.28rem 0.55rem; letter-spacing: 0; }

  /* Main: tighter padding */
  #game-main { padding: 0.9rem 0.65rem; justify-content: flex-start; padding-top: 1.2rem; }

  /* Single-column answers */
  #answers-grid { grid-template-columns: 1fr; gap: 0.55rem; }

  /* Question box: less padding */
  .question-box { padding: 1rem 1.1rem 1.25rem; }
  #question-text { font-size: clamp(0.92rem, 3.8vw, 1.1rem); }

  /* Timer: slightly smaller */
  #timer-container { width: 58px; height: 58px; }
  #timer-text { font-size: 0.9rem; }

  /* Final answer button: full width */
  #final-answer-btn { max-width: 100%; }

  /* Mode selector: 1 column */
  .mode-buttons { grid-template-columns: 1fr; gap: 0.45rem; }
  .mode-btn { flex-direction: row; justify-content: space-between; padding: 0.65rem 1rem; }

  /* Stats: 2x2 grid */
  .stats-grid { grid-template-columns: 1fr 1fr; }

  /* Leaderboard: hide less important cols on narrow screens */
  .lb-time, .lb-date { display: none; }
  .lb-row { grid-template-columns: 2rem 1fr auto; }

  /* Start / end screens: tighter */
  #start-screen, #end-screen { padding: 1.5rem 1rem; }
  .start-info { padding: 1.1rem 1.25rem; }
  .prize-display { font-size: clamp(2rem, 14vw, 4rem); margin-bottom: 1.5rem; }
  .game-logo { font-size: clamp(1.3rem, 7vw, 2rem); }
  .final-prize-box { padding: 1.2rem 1.5rem; }
}

/* Very narrow phones */
@media (max-width: 400px) {
  .lifelines-bar { gap: 0.25rem; }
  .ll-btn { padding: 0.3rem 0.4rem; }
  .q-progress { font-size: 0.68rem; }
}