* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
  background: linear-gradient(to bottom, #0a1a2a, #050d15);
  color: #c5d5e0;
  line-height: 1.6;
  min-height: 100vh;
  padding: 20px;
  overflow-x: hidden;
  position: relative;
}

/* Эффект "мокрого стекла" в стиле BioShock */
body::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: 
    linear-gradient(135deg, rgba(30, 144, 255, 0.03) 0%, rgba(0, 206, 209, 0.03) 100%),
    url('image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="100" height="100" viewBox="0 0 100 100"><path d="M20,20 Q40,5 60,20 T100,20" fill="none" stroke="%235a2a1a" stroke-width="0.5" opacity="0.2"/></svg>');
  pointer-events: none;
}

.container {
  max-width: 1000px;
  margin: 0 auto;
}

header {
  text-align: center;
  margin-bottom: 25px;
}

h1 {
  font-size: 2.2rem;
  color: #00a2ff;
  margin-bottom: 10px;
  text-shadow: 0 0 10px rgba(0, 162, 255, 0.3);
  letter-spacing: 1px;
  font-family: 'Bebas Neue', 'Arial Narrow', Arial, sans-serif;
  animation: flicker 5s infinite;
}

.subtitle {
  font-size: 1.1rem;
  color: #8ab0c5;
  max-width: 700px;
  margin: 0 auto;
  font-family: 'Bebas Neue', 'Arial Narrow', Arial, sans-serif;
}

.game-area {
  background: rgba(5, 20, 30, 0.85);
  border: 1px solid rgba(0, 162, 255, 0.4);
  border-radius: 8px;
  padding: 25px;
  box-shadow: 
    0 0 20px rgba(0, 162, 255, 0.3),
    inset 0 0 15px rgba(0, 100, 150, 0.2);
  margin-bottom: 25px;
  overflow: hidden;
  position: relative;
}

/* Эффект "ржавчины" в стиле BioShock */
.game-area::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url('image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="100" height="100" viewBox="0 0 100 100"><path d="M5,5 L95,5 L95,95 L5,95 Z M10,10 L90,10 L90,90 L10,90 Z" fill="none" stroke="%238b4513" stroke-width="0.5" opacity="0.1"/></svg>');
  pointer-events: none;
  opacity: 0.3;
}

.quantum-setup {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 40px;
  position: relative;
  width: 100%;
  min-height: 160px;
  overflow: visible;
}

.character {
  text-align: center;
  width: 180px;
  position: relative;
  z-index: 35;
}

.character-icon {
  width: 90px;
  height: 90px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 15px;
  font-size: 2.2rem;
  border: 2px solid;
  background: rgba(5, 20, 30, 0.8);
  font-weight: bold;
  font-family: 'Bebas Neue', 'Arial Narrow', Arial, sans-serif;
  text-transform: uppercase;
  letter-spacing: 1px;
  animation: flicker 8s infinite;
  position: relative;
  z-index: 35;
}

.alice .character-icon {
  border-color: #00a2ff;
  color: #00a2ff;
  text-shadow: 0 0 10px rgba(0, 162, 255, 0.7);
}

.bob .character-icon {
  border-color: #00a2ff;
  color: #00a2ff;
  text-shadow: 0 0 10px rgba(0, 162, 255, 0.7);
}

.character-name {
  font-weight: bold;
  margin-bottom: 8px;
  color: #c5d5e0;
  font-size: 1.1rem;
  font-family: 'Bebas Neue', 'Arial Narrow', Arial, sans-serif;
  animation: flicker 8s infinite;
  position: relative;
  z-index: 35;
}

.character-status {
  font-size: 0.9rem;
  color: #c5d5e0;
  height: 40px; /* Фиксированная высота для двух строк */
  line-height: 1.4;
  overflow: hidden;
  text-align: center;
  margin: 0 auto;
  padding: 5px 10px;
  box-sizing: border-box;
  width: 280px; /* Увеличенная ширина */
  white-space: nowrap;
  text-overflow: ellipsis;
  position: absolute;
  bottom: -45px; /* Поднято выше, чтобы не перекрывать персонажей */
  left: -100%;
  right: -100%;
  z-index: 40;
  text-shadow: 0 0 2px rgba(0, 0, 0, 0.7);
  background: rgba(5, 20, 30, 0.95);
  border-radius: 4px;
  font-weight: 500;
  pointer-events: none;
  font-style: italic;
}

.quantum-channel {
  flex: 1;
  min-width: 300px;
  max-width: 100%;
  height: 60px;
  background: rgba(5, 15, 25, 0.7);
  border-radius: 8px;
  position: relative;
  margin: 0 15px;
  overflow: visible;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(0, 162, 255, 0.2);
  z-index: 30;
  box-shadow: 0 0 5px rgba(0, 162, 255, 0.2) inset;
}

.photon {
  position: absolute;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  animation: travel 2s linear;
  z-index: 32;
  font-weight: bold;
}

.eve-icon {
  position: absolute;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  background: rgba(5, 20, 30, 0.95);
  border: 2px solid #ff4444;
  color: #ff4444;
  z-index: 45;
  opacity: 0;
  transition: opacity 0.3s;
  font-weight: bold;
  font-family: 'Bebas Neue', 'Arial Narrow', Arial, sans-serif;
  text-transform: uppercase;
  animation: pulseRed 2s infinite;
  pointer-events: none;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  box-shadow: 0 0 15px rgba(255, 68, 68, 0.8);
}

.basis-indicator {
  position: absolute;
  width: 50px;
  height: 20px;
  background: rgba(0, 162, 255, 0.2);
  border: 1px solid #00a2ff;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  opacity: 0;
  transition: opacity 0.3s;
  font-family: 'Bebas Neue', 'Arial Narrow', Arial, sans-serif;
  text-transform: uppercase;
  animation: flicker 8s infinite;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  font-weight: bold;
  padding: 0 2px;
  z-index: 32;
}

.controls {
  background: rgba(5, 20, 30, 0.8);
  border: 1px solid rgba(0, 162, 255, 0.4);
  border-radius: 8px;
  padding: 20px;
  margin-bottom: 25px;
  margin-top: 10px;
}

.section-title {
  color: #00a2ff;
  font-size: 1.3rem;
  margin-bottom: 15px;
  display: flex;
  align-items: center;
  gap: 8px;
  text-shadow: 0 0 5px rgba(0, 162, 255, 0.3);
  font-family: 'Bebas Neue', 'Arial Narrow', Arial, sans-serif;
  text-transform: uppercase;
}

.polarization-controls {
  display: flex;
  gap: 15px;
  margin-bottom: 20px;
}

.polarization-option {
  flex: 1;
  padding: 15px;
  background: rgba(0, 10, 20, 0.7);
  border: 1px solid rgba(0, 162, 255, 0.4);
  border-radius: 8px;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s;
  position: relative;
  box-shadow: 0 0 5px rgba(0, 162, 255, 0);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
}

.polarization-option:hover {
  background: rgba(0, 20, 35, 0.7);
  box-shadow: 0 0 8px rgba(0, 162, 255, 0.5);
}

.polarization-option.selected {
  border-color: #00a2ff;
  box-shadow: 0 0 8px rgba(0, 162, 255, 0.5);
}

.basis-symbol {
  font-size: 1.8rem;
  font-weight: bold;
  line-height: 1;
  font-family: monospace;
}

.basis-label {
  font-weight: bold;
  color: #c5d5e0;
  font-family: 'Bebas Neue', 'Arial Narrow', Arial, sans-serif;
  font-size: 0.85rem;
}

.polarization-option[data-basis="rectilinear"] .basis-symbol {
  color: #00ff80;
}

.polarization-option[data-basis="rectilinear"] .basis-label {
  color: #00ff80;
}

.polarization-option[data-basis="diagonal"] .basis-symbol {
  color: #e6d000;
}

.polarization-option[data-basis="diagonal"] .basis-label {
  color: #e6d000;
}

.polarization-option[data-basis="rectilinear"]:hover,
.polarization-option[data-basis="rectilinear"].selected {
  border-color: #00ff80;
  box-shadow: 0 0 8px rgba(0, 255, 128, 0.5);
}

.polarization-option[data-basis="diagonal"]:hover,
.polarization-option[data-basis="diagonal"].selected {
  border-color: #e6d000;
  box-shadow: 0 0 8px rgba(230, 208, 0, 0.5);
}

.action-buttons {
  display: flex;
  gap: 10px;
  margin-bottom: 15px;
}

.action-button {
  background: linear-gradient(to bottom, #001a2d, #000c1a);
  color: #00a2ff;
  border: 1px solid rgba(0, 162, 255, 0.4);
  padding: 14px 20px;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 600;
  width: 100%;
  font-size: 1.1rem;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  text-shadow: 0 0 3px rgba(0, 162, 255, 0.3);
  font-family: 'Bebas Neue', 'Arial Narrow', Arial, sans-serif;
  text-transform: uppercase;
  letter-spacing: 1px;
  animation: flicker 5s infinite;
}

.action-button:hover {
  background: linear-gradient(to bottom, #002540, #001225);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 162, 255, 0.4);
}

.action-button:active {
  transform: translateY(0);
}

.action-button:disabled {
  background: rgba(0, 10, 20, 0.7);
  border-color: rgba(0, 50, 80, 0.4);
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.key-section {
  margin-top: 25px;
}

.key-scroll-container {
  overflow-x: auto;
  padding-bottom: 10px;
  position: relative;
}

.key-grid {
  display: grid;
  grid-template-columns: repeat(16, 1fr);
  gap: 10px;
  margin-bottom: 15px;
  min-width: 100%;
}

.final-key-grid {
  grid-template-columns: repeat(8, 1fr);
  gap: 6px;
}

.key-bit {
  aspect-ratio: 1;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  font-size: 1.1rem;
  background: rgba(0, 10, 20, 0.7);
  border: 1px solid rgba(0, 50, 80, 0.4);
  transition: all 0.3s ease;
  position: relative;
  min-width: 36px;
  cursor: pointer;
  font-family: 'Bebas Neue', 'Arial Narrow', Arial, sans-serif;
  text-transform: uppercase;
  animation: bioshockGlowKey 4s infinite;
}

.key-bit.active {
  background: #006ba6;
  border-color: #0088cc;
}

.key-bit.source {
  background: rgba(0, 136, 204, 0.5);
  border-color: #00a2ff;
  box-shadow: 0 0 5px rgba(0, 162, 255, 0.5);
}

.key-bit.highlight {
  background: rgba(0, 162, 255, 0.3);
  border-color: #00a2ff;
  box-shadow: 0 0 10px rgba(0, 162, 255, 0.8);
}

.key-bit.intercept {
  position: relative;
}

.key-bit.intercept::after {
  content: "E";
  position: absolute;
  top: -8px;
  right: -8px;
  font-size: 0.7rem;
  color: #ff4444;
  font-weight: bold;
  font-family: 'Bebas Neue', 'Arial Narrow', Arial, sans-serif;
}

.key-bit.intercept::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  border: 2px solid #ff4444;
  border-radius: 6px;
  pointer-events: none;
}

.explanation {
  background: rgba(0, 10, 20, 0.7);
  border: 1px solid rgba(0, 162, 255, 0.4);
  border-radius: 8px;
  padding: 18px;
  margin-top: 20px;
  border-left: 4px solid #00a2ff;
  font-size: 0.95rem;
}

.explanation p {
  margin-bottom: 8px;
}

.highlight {
  color: #00a2ff;
  font-weight: 600;
}

.alert-container {
  position: relative;
  height: 60px;
  margin-bottom: 15px;
}

.eve-alert, .sift-notification {
  background: rgba(200, 50, 50, 0.2);
  color: #ff4444;
  padding: 12px;
  border-radius: 6px;
  text-align: center;
  display: none;
  animation: fadeInOut 2s forwards;
  border: 1px solid rgba(255, 68, 68, 0.3);
  position: absolute;
  width: 100%;
  left: 0;
  top: 0;
}

.sift-notification {
  background: rgba(0, 100, 0, 0.2);
  color: #4ade80;
  border: 1px solid rgba(74, 222, 128, 0.3);
}

.notification {
  background: rgba(0, 100, 0, 0.2);
  color: #4ade80;
  padding: 12px;
  border-radius: 6px;
  text-align: center;
  margin: 15px 0;
  animation: fadeIn 0.5s ease;
  border: 1px solid rgba(74, 222, 128, 0.3);
}

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

@keyframes fadeInOut {
  0% { opacity: 0; }
  20% { opacity: 1; }
  80% { opacity: 1; }
  100% { opacity: 0; }
}

@keyframes travel {
  from { transform: translateX(-100px); }
  40% { transform: translateX(45%); }
  60% { transform: translateX(55%); }
  to { transform: translateX(100px); }
}

@keyframes pulseRed {
  0% { transform: scale(1); box-shadow: 0 0 0 0 rgba(255, 68, 68, 0.7); }
  70% { transform: scale(1.1); box-shadow: 0 0 0 15px rgba(255, 68, 68, 0); }
  100% { transform: scale(1); box-shadow: 0 0 0 0 rgba(255, 68, 68, 0); }
}

.eve-active {
  animation: pulseRed 2s infinite;
}

.game-stats {
  display: flex;
  gap: 15px;
  margin-top: 15px;
}

.stat-box {
  flex: 1;
  background: rgba(0, 10, 20, 0.7);
  padding: 12px;
  border-radius: 6px;
  text-align: center;
  border: 1px solid rgba(0, 50, 80, 0.4);
}

.stat-value {
  font-size: 1.4rem;
  font-weight: bold;
  color: #00a2ff;
  margin: 5px 0;
  text-shadow: 0 0 3px rgba(0, 162, 255, 0.3);
}

.stat-label {
  color: #8ab0c5;
  font-size: 0.85rem;
  font-weight: bold;
}

.bit-history {
  background: rgba(0, 10, 20, 0.7);
  border: 1px solid #00a2ff;
  border-radius: 6px;
  padding: 10px;
  margin-top: 5px;
  color: #c5d5e0;
  font-size: 0.85rem;
  line-height: 1.4;
}

.bit-history .history-title {
  font-weight: bold;
  color: #00a2ff;
  margin-bottom: 5px;
}

.bit-history .history-item {
  margin-bottom: 3px;
}

.bit-history .rectilinear-basis {
  color: #00ff80;
  font-weight: bold;
}

.bit-history .diagonal-basis {
  color: #e6d000;
  font-weight: bold;
}

.bit-history .intercepted {
  color: #ff4444;
  font-weight: bold;
}

.bit-history .matched {
  color: #4ade80;
  font-weight: bold;
}

.bit-history .status-intercepted {
  color: #ff4444;
  font-weight: bold;
}

.bit-history .status-used {
  color: #4ade80;
  font-weight: bold;
}

.bit-history .status-not-matched {
  color: #ffcc00;
  font-weight: bold;
}

footer {
  text-align: center;
  margin-top: 30px;
  padding: 15px;
  color: #556677;
  font-size: 0.85rem;
  border-top: 1px solid rgba(0, 162, 255, 0.2);
}

.instructions-container {
  margin-bottom: 20px;
}

.instructions-header {
  background: rgba(0, 10, 20, 0.7);
  border: 1px solid rgba(0, 162, 255, 0.4);
  border-radius: 8px;
  padding: 12px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.instructions-header h2 {
  margin: 0;
  font-size: 1.05rem;
  color: #c5d5e0;
  font-family: 'Bebas Neue', 'Arial Narrow', Arial, sans-serif;
}

.toggle-icon {
  font-weight: bold;
  color: #00a2ff;
  transition: transform 0.3s ease;
}

.instructions {
  background: rgba(0, 10, 20, 0.7);
  border: 1px solid rgba(0, 162, 255, 0.4);
  border-radius: 8px;
  padding: 15px;
  margin-top: 5px;
  font-size: 0.95rem;
}

.instructions p {
  margin-bottom: 8px;
}

/* Эффект мерцания в стиле BioShock */
@keyframes flicker {
  0%, 19%, 21%, 23%, 25%, 54%, 56%, 100% { opacity: 1; }
  20%, 22%, 24%, 55% { opacity: 0.8; }
}

/* Анимация для новых кубитов */
@keyframes popIn {
  0% { transform: scale(0.7); opacity: 0; }
  70% { transform: scale(1.1); opacity: 1; }
  100% { transform: scale(1); opacity: 1; }
}

.key-bit.new {
  animation: popIn 0.5s ease forwards;
}

/* Анимация для квантового ключа */
@keyframes bioshockGlowKey {
  0%, 19%, 21%, 23%, 25%, 54%, 56%, 100% { box-shadow: 0 0 5px rgba(0, 162, 255, 0.3); }
  20%, 22%, 24%, 55% { box-shadow: 0 0 10px rgba(0, 162, 255, 0.5); }
}