/*
 * Stylesheet: Đại Chiến Quán Nét: Toản vs Thầy
 * Phong cách: Retro Arcade Fighting x Cyberpunk Tiệm Nét
 */

:root {
  --bg-main: #070913;
  --bg-card: #0f172a;
  --toan-color: #f472b6;
  --toan-glow: rgba(244, 114, 182, 0.4);
  --thay-color: #ef4444;
  --thay-glow: rgba(239, 68, 68, 0.4);
  --neon-blue: #38bdf8;
  --neon-red: #ef4444;
  --font-retro: 'Courier New', 'Consolas', monospace;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  user-select: none;
}

body {
  background-color: var(--bg-main);
  color: #f8fafc;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  overflow-x: hidden;
  background-image: 
    radial-gradient(circle at 15% 20%, rgba(234, 179, 8, 0.08) 0%, transparent 40%),
    radial-gradient(circle at 85% 20%, rgba(192, 38, 211, 0.08) 0%, transparent 40%);
}

.game-container {
  width: 100%;
  max-width: 1200px;
  padding: 12px 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* HEADER TỰA GAME */
.header-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: linear-gradient(180deg, #1e293b, #0f172a);
  border: 2px solid #334155;
  border-radius: 10px;
  padding: 8px 18px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.6);
}

.game-title {
  font-size: 20px;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 1px;
  background: linear-gradient(90deg, #facc15, #f43f5e, #c084fc);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: flex;
  align-items: center;
  gap: 8px;
}

.spectator-badge {
  background: rgba(239, 68, 68, 0.2);
  border: 1px solid var(--neon-red);
  color: #fca5a5;
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: bold;
  animation: blinkLive 1.5s infinite;
}

@keyframes blinkLive {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

/* TOP HUD: MÁU, NỘ, TỈ SỐ ĐỐI KHÁNG */
.hud-wrapper {
  background: #090d16;
  border: 2px solid #1e293b;
  border-radius: 12px;
  padding: 12px 16px;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.7);
}

.hud-grid {
  display: grid;
  grid-template-columns: 1fr 140px 1fr;
  align-items: center;
  gap: 16px;
}

.fighter-card {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.fighter-card.toan {
  text-align: left;
}

.fighter-card.thay {
  text-align: right;
}

.fighter-name-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: bold;
  font-size: 15px;
}

.fighter-card.thay .fighter-name-bar {
  justify-content: flex-end;
}

.avatar-icon {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  background: #1e293b;
  border: 2px solid #64748b;
}

.toan .avatar-icon {
  border-color: var(--toan-color);
  box-shadow: 0 0 10px var(--toan-glow);
}

.thay .avatar-icon {
  border-color: var(--thay-color);
  box-shadow: 0 0 10px var(--thay-glow);
}

/* THANH MÁU (HP BAR) */
.hp-track {
  width: 100%;
  height: 22px;
  background: #1e293b;
  border-radius: 6px;
  position: relative;
  overflow: hidden;
  border: 1px solid #475569;
}

.hp-fill {
  height: 100%;
  width: 100%;
  transition: width 0.3s ease-out, background 0.3s;
}

.toan .hp-fill {
  background: linear-gradient(90deg, #eab308, #22c55e);
}

.thay .hp-fill {
  background: linear-gradient(90deg, #38bdf8, #a855f7);
  float: right;
}

.hp-label {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 11px;
  font-weight: bold;
  color: #fff;
  text-shadow: 1px 1px 3px #000;
}

/* THANH NỘ (RAGE BAR) */
.rage-track {
  width: 100%;
  height: 8px;
  background: #111827;
  border-radius: 4px;
  overflow: hidden;
  border: 1px solid #374151;
}

.rage-fill {
  height: 100%;
  width: 0%;
  transition: width 0.2s ease-out;
}

.toan .rage-fill {
  background: linear-gradient(90deg, #f59e0b, #ef4444);
}

.thay .rage-fill {
  background: linear-gradient(90deg, #d946ef, #8b5cf6);
}

/* KHỐI GIỮA: TỈ SỐ & ROUND */
.match-info-center {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: #111827;
  border: 2px solid #374151;
  border-radius: 8px;
  padding: 6px;
}

.round-tag {
  font-size: 13px;
  font-weight: 800;
  color: #facc15;
  letter-spacing: 1px;
}

.score-display {
  font-size: 24px;
  font-weight: 900;
  color: #ffffff;
  font-family: var(--font-retro);
  text-shadow: 0 0 10px rgba(255, 255, 255, 0.4);
}

/* SÀN ĐẤU & CANVAS */
.battle-arena-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 800 / 480;
  max-height: 520px;
  background: #000;
  border-radius: 12px;
  overflow: hidden;
  border: 2px solid #334155;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.9);
}

#battleCanvas {
  width: 100%;
  height: 100%;
  display: block;
}

/* BONG BÓNG THOẠI CÀ KHỊA (SPEECH BUBBLES) - RÕ NÉT, DỄ ĐỌC */
.speech-bubble {
  position: absolute;
  top: 12%;
  width: 330px;
  max-width: 44%;
  background: #090d16;
  border: 2px solid #cbd5e1;
  border-radius: 12px;
  padding: 14px 18px;
  font-size: 14px;
  font-weight: 500;
  line-height: 1.5;
  color: #f8fafc;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.9);
  opacity: 0;
  transform: translateY(-8px) scale(0.96);
  transition: opacity 0.2s ease, transform 0.2s ease;
  pointer-events: none;
  z-index: 20;
}

.speech-bubble.show {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.speech-bubble.toan-bubble {
  left: 4%;
  border-color: #f472b6;
  box-shadow: 0 0 20px rgba(244, 114, 182, 0.35);
}

.speech-bubble.thay-bubble {
  right: 4%;
  border-color: #ef4444;
  box-shadow: 0 0 20px rgba(239, 68, 68, 0.35);
}

.speech-speaker {
  font-size: 11.5px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.toan-bubble .speech-speaker { color: #f472b6; }
.thay-bubble .speech-speaker { color: #f87171; }

/* BANNER K.O NỐC AO */
.ko-banner {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.7);
  background: rgba(0, 0, 0, 0.9);
  border: 4px solid var(--neon-red);
  padding: 20px 40px;
  border-radius: 16px;
  text-align: center;
  z-index: 30;
  opacity: 0;
  pointer-events: none;
  transition: all 0.35s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  box-shadow: 0 0 40px rgba(239, 68, 68, 0.6);
}

.ko-banner.show {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
}

.ko-title {
  font-size: 48px;
  font-weight: 900;
  color: #ef4444;
  font-family: var(--font-retro);
  text-shadow: 0 0 20px #ef4444;
  letter-spacing: 4px;
}

.ko-winner {
  font-size: 16px;
  font-weight: bold;
  color: #facc15;
  margin-top: 6px;
}

/* BANNER TÌNH HUỐNG HÀI HƯỚC (COMEDY SITUATION) */
.comedy-banner {
  position: absolute;
  top: 45%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.8);
  background: rgba(15, 23, 42, 0.95);
  border: 3px solid #facc15;
  padding: 16px 28px;
  border-radius: 16px;
  text-align: center;
  z-index: 25;
  opacity: 0;
  pointer-events: none;
  transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  box-shadow: 0 0 35px rgba(250, 204, 21, 0.6);
  max-width: 80%;
}

.comedy-banner.show {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
}

.comedy-tag {
  font-size: 11px;
  font-weight: 900;
  color: #facc15;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 4px;
}

.comedy-title {
  font-size: 20px;
  font-weight: 900;
  color: #ffffff;
  text-shadow: 0 0 10px #facc15;
  margin-bottom: 6px;
}

.comedy-desc {
  font-size: 13.5px;
  color: #e2e8f0;
  line-height: 1.45;
  font-weight: 500;
}

.btn-comedy {
  background: linear-gradient(135deg, #f59e0b, #d97706);
  color: #000000;
  font-weight: 800;
  box-shadow: 0 4px 12px rgba(245, 158, 11, 0.4);
}

.btn-comedy:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(245, 158, 11, 0.6);
  background: linear-gradient(135deg, #fbbf24, #f59e0b);
}

/* THANH BÌNH LUẬN TRẬN ĐẤU */
.commentary-bar {
  background: #0f172a;
  border: 1px solid #1e293b;
  border-radius: 8px;
  padding: 8px 14px;
  font-size: 13.5px;
  color: #94a3b8;
  display: flex;
  align-items: center;
  gap: 10px;
}

.commentary-icon {
  font-size: 16px;
}

#commentaryText {
  color: #f1f5f9;
  font-weight: 500;
}

/* KHU VỰC KHÁN GIẢ & ĐIỀU KHIỂN */
.spectator-grid {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 12px;
}

/* KHUNG ĐIỀU KHIỂN & CƯỢC */
.panel-card {
  background: #0f172a;
  border: 1px solid #1e293b;
  border-radius: 10px;
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.panel-heading {
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
  color: #94a3b8;
  letter-spacing: 0.5px;
  border-bottom: 1px solid #1e293b;
  padding-bottom: 6px;
}

.controls-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

button {
  cursor: pointer;
  border: none;
  font-family: inherit;
  font-size: 13px;
  font-weight: 700;
  padding: 8px 14px;
  border-radius: 6px;
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.btn-primary {
  background: linear-gradient(135deg, #ef4444, #dc2626);
  color: #ffffff;
  box-shadow: 0 4px 12px rgba(239, 68, 68, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(239, 68, 68, 0.5);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  background: #1e293b;
  color: #cbd5e1;
  border: 1px solid #334155;
}

.btn-secondary:hover {
  background: #334155;
  color: #ffffff;
}

.btn-secondary.active {
  background: #3b82f6;
  color: #ffffff;
  border-color: #60a5fa;
}

.btn-bet-toan {
  background: rgba(234, 179, 8, 0.15);
  border: 1px solid var(--toan-color);
  color: #fef08a;
  flex: 1;
}

.btn-bet-toan:hover {
  background: var(--toan-color);
  color: #000;
}

.btn-bet-thay {
  background: rgba(192, 38, 211, 0.15);
  border: 1px solid var(--thay-color);
  color: #f5d0fe;
  flex: 1;
}

.btn-bet-thay:hover {
  background: var(--thay-color);
  color: #fff;
}

.betting-info {
  font-size: 12px;
  color: #94a3b8;
  background: #090d16;
  padding: 6px 10px;
  border-radius: 6px;
}

/* KHUNG CHAT KHÁN GIẢ ẢO (LIVESTREAM CHAT) */
.chat-box {
  display: flex;
  flex-direction: column;
  height: 220px;
}

.chat-feed {
  flex: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding-right: 4px;
}

.chat-feed::-webkit-scrollbar {
  width: 5px;
}

.chat-feed::-webkit-scrollbar-thumb {
  background: #334155;
  border-radius: 4px;
}

.chat-message {
  font-size: 12px;
  line-height: 1.4;
  background: rgba(255, 255, 255, 0.03);
  padding: 4px 8px;
  border-radius: 4px;
  animation: fadeInMsg 0.2s ease-in;
}

@keyframes fadeInMsg {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

.chat-user {
  font-weight: 700;
  color: #38bdf8;
}

.chat-text {
  color: #e2e8f0;
}

/* RESPONSIVE CHO MOBILE VÀ MÀN HÌNH NHỎ */
@media (max-width: 768px) {
  .hud-grid {
    grid-template-columns: 1fr;
    gap: 8px;
  }
  .fighter-card.thay {
    text-align: left;
  }
  .fighter-card.thay .fighter-name-bar {
    justify-content: flex-start;
  }
  .thay .hp-fill {
    float: none;
  }
  .spectator-grid {
    grid-template-columns: 1fr;
  }
  .speech-bubble {
    max-width: 240px;
    font-size: 11.5px;
    top: 5%;
  }
  .speech-bubble.toan-bubble { left: 2%; }
  .speech-bubble.thay-bubble { right: 2%; }
}