/* ===========================
   ENTANGLEMENT GAMES STYLES
   Quantum Portal - Entanglement Games Page
   =========================== */

/* Challenge Boxes */
.challenges-section {
    margin: 40px 0;
}

.challenge-box {
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.8), rgba(0, 183, 255, 0.05));
    border: 2px solid rgba(0, 255, 170, 0.3);
    border-radius: 12px;
    padding: 30px;
    margin: 30px 0;
    transition: all 0.3s;
}

.challenge-box:hover {
    border-color: var(--quantum-cyan);
    box-shadow: 0 0 30px rgba(0, 255, 170, 0.2);
}

.challenge-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 15px;
}

.challenge-header h3 {
    color: var(--quantum-cyan);
    font-family: 'Orbitron', monospace;
    font-size: 1.4rem;
    margin: 0;
}

.challenge-difficulty {
    font-family: 'Orbitron', monospace;
    font-size: 0.9rem;
    padding: 5px 15px;
    border-radius: 20px;
    background: rgba(0, 0, 0, 0.5);
}

.challenge-difficulty .easy { color: var(--quantum-green); }
.challenge-difficulty .medium { color: var(--quantum-yellow); }
.challenge-difficulty .hard { color: #ff6b35; }
.challenge-difficulty .expert { color: var(--quantum-magenta); }

.challenge-description {
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.8;
    margin-bottom: 20px;
}

/* Game Areas */
.game-area {
    margin-top: 25px;
    padding: 25px;
    background: rgba(0, 0, 0, 0.6);
    border-radius: 8px;
    border: 1px solid rgba(0, 255, 170, 0.2);
}

.game-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 15px;
    margin: 20px 0;
    padding: 20px;
    background: rgba(0, 0, 0, 0.5);
    border-radius: 8px;
}

.game-stats > div {
    font-family: 'Orbitron', monospace;
    color: var(--quantum-yellow);
    text-align: center;
}

.game-stats span {
    display: block;
    font-size: 1.5rem;
    color: var(--quantum-green);
    font-weight: bold;
    margin-top: 5px;
    text-shadow: 0 0 10px rgba(0, 255, 170, 0.5);
}

/* Bell Test Challenge */
#bellTestCanvas {
    width: 100%;
    border-radius: 8px;
    background: rgba(0, 0, 0, 0.5);
    margin: 20px 0;
}

.angle-controls {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin: 20px 0;
}

.angle-control label {
    display: block;
    color: var(--quantum-cyan);
    font-family: 'Orbitron', monospace;
    margin-bottom: 10px;
}

.angle-control input[type="range"] {
    width: 100%;
    margin-top: 10px;
}

.angle-control span {
    color: var(--quantum-green);
    font-weight: bold;
    margin: 0 5px;
}

.violation-meter {
    margin-top: 25px;
    padding: 20px;
    background: rgba(0, 0, 0, 0.5);
    border-radius: 8px;
}

.meter-label {
    text-align: center;
    font-family: 'Orbitron', monospace;
    color: var(--quantum-yellow);
    margin-bottom: 15px;
    font-size: 1.1rem;
}

.meter-bar {
    height: 30px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    overflow: hidden;
    position: relative;
}

.quantum-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--quantum-cyan), var(--quantum-magenta));
    width: 0%;
    transition: width 0.5s;
    box-shadow: 0 0 20px rgba(0, 255, 170, 0.5);
}

.meter-limits {
    display: flex;
    justify-content: space-between;
    margin-top: 10px;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.7);
}

/* Teleportation Challenge */
.teleportation-display {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 20px;
    margin: 30px 0;
    align-items: center;
}

.participant {
    background: rgba(0, 0, 0, 0.5);
    padding: 25px;
    border-radius: 8px;
    border: 2px solid;
}

.participant.alice {
    border-color: var(--quantum-cyan);
}

.participant.bob {
    border-color: var(--quantum-magenta);
}

.participant h4 {
    text-align: center;
    font-family: 'Orbitron', monospace;
    margin-bottom: 20px;
}

.participant.alice h4 { color: var(--quantum-cyan); }
.participant.bob h4 { color: var(--quantum-magenta); }

.qubit-state {
    font-family: 'Courier New', monospace;
    font-size: 1.3rem;
    text-align: center;
    padding: 15px;
    background: rgba(0, 255, 170, 0.1);
    border-radius: 4px;
    margin: 10px 0;
    color: var(--quantum-green);
}

.entangled-qubit {
    font-size: 0.9rem;
    text-align: center;
    color: rgba(255, 255, 255, 0.7);
    margin-top: 10px;
}

.protocol-center {
    text-align: center;
}

.entanglement-icon {
    font-size: 3rem;
    margin-bottom: 15px;
    animation: pulse-icon 2s infinite;
}

@keyframes pulse-icon {
    0%, 100% { transform: scale(1); opacity: 0.7; }
    50% { transform: scale(1.2); opacity: 1; }
}

.classical-channel {
    font-family: 'Orbitron', monospace;
    color: var(--quantum-yellow);
    background: rgba(255, 215, 0, 0.1);
    padding: 10px;
    border-radius: 4px;
    font-size: 0.9rem;
}

.classical-channel span {
    color: var(--quantum-green);
    font-weight: bold;
    font-family: 'Courier New', monospace;
}

.teleportation-steps {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
    margin: 25px 0;
}

.teleportation-steps .quantum-button {
    font-size: 0.9rem;
    padding: 10px 15px;
}

/* QKD Challenge */
#qkdCanvas {
    width: 100%;
    border-radius: 8px;
    background: rgba(0, 0, 0, 0.5);
    margin: 20px 0;
}

.qkd-settings {
    margin: 20px 0;
    padding: 15px;
    background: rgba(0, 0, 0, 0.5);
    border-radius: 8px;
}

.qkd-settings label {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--quantum-yellow);
    font-family: 'Orbitron', monospace;
    cursor: pointer;
}

.qkd-settings input[type="checkbox"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
}

.key-display {
    margin: 25px 0;
    padding: 20px;
    background: rgba(0, 0, 0, 0.7);
    border: 1px solid var(--quantum-cyan);
    border-radius: 8px;
    text-align: center;
}

.key-label {
    font-family: 'Orbitron', monospace;
    color: var(--quantum-yellow);
    margin-bottom: 15px;
    font-size: 0.9rem;
}

.key-value {
    font-family: 'Courier New', monospace;
    font-size: 1.8rem;
    color: var(--quantum-green);
    letter-spacing: 8px;
    text-shadow: 0 0 15px rgba(0, 255, 170, 0.5);
}

.detection-status {
    margin-top: 20px;
    padding: 15px;
    border-radius: 8px;
    text-align: center;
    font-family: 'Orbitron', monospace;
    font-weight: bold;
}

.detection-status.secure {
    background: rgba(0, 255, 170, 0.2);
    border: 2px solid var(--quantum-green);
    color: var(--quantum-green);
}

.detection-status.compromised {
    background: rgba(255, 0, 110, 0.2);
    border: 2px solid var(--quantum-magenta);
    color: var(--quantum-magenta);
}

/* Quiz Styling */
.quiz-question {
    font-size: 1.2rem;
    color: var(--quantum-cyan);
    margin-bottom: 25px;
    line-height: 1.8;
    padding: 20px;
    background: rgba(0, 183, 255, 0.1);
    border-radius: 8px;
    border-left: 4px solid var(--quantum-cyan);
}

.quiz-options {
    display: grid;
    gap: 15px;
    margin: 25px 0;
}

.quiz-option {
    padding: 20px;
    background: rgba(0, 0, 0, 0.5);
    border: 2px solid rgba(0, 255, 170, 0.3);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s;
    font-size: 1rem;
    line-height: 1.6;
}

.quiz-option:hover {
    border-color: var(--quantum-cyan);
    background: rgba(0, 183, 255, 0.1);
    transform: translateX(5px);
}

.quiz-option.selected {
    border-color: var(--quantum-yellow);
    background: rgba(255, 215, 0, 0.1);
}

.quiz-option.correct {
    border-color: var(--quantum-green);
    background: rgba(0, 255, 170, 0.2);
    animation: correct-flash 0.5s;
}

.quiz-option.incorrect {
    border-color: var(--quantum-magenta);
    background: rgba(255, 0, 110, 0.2);
    animation: incorrect-shake 0.5s;
}

@keyframes correct-flash {
    0%, 100% { box-shadow: none; }
    50% { box-shadow: 0 0 30px rgba(0, 255, 170, 0.6); }
}

@keyframes incorrect-shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-10px); }
    75% { transform: translateX(10px); }
}

.quiz-feedback {
    margin: 25px 0;
    padding: 20px;
    border-radius: 8px;
    line-height: 1.8;
    display: none;
}

.quiz-feedback.show {
    display: block;
}

.quiz-feedback.correct {
    background: rgba(0, 255, 170, 0.2);
    border-left: 4px solid var(--quantum-green);
    color: var(--quantum-green);
}

.quiz-feedback.incorrect {
    background: rgba(255, 0, 110, 0.2);
    border-left: 4px solid var(--quantum-magenta);
    color: rgba(255, 255, 255, 0.9);
}

.quiz-feedback strong {
    display: block;
    margin-bottom: 10px;
    font-family: 'Orbitron', monospace;
}

/* Leaderboard */
.leaderboard-section {
    margin: 60px 0;
}

.leaderboard-box {
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.8), rgba(0, 183, 255, 0.05));
    border: 2px solid var(--quantum-cyan);
    border-radius: 12px;
    padding: 30px;
}

.leaderboard-box h3 {
    text-align: center;
    color: var(--quantum-yellow);
    font-family: 'Orbitron', monospace;
    margin-bottom: 30px;
    font-size: 1.5rem;
}

.leaderboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 25px;
}

.score-item {
    background: rgba(0, 0, 0, 0.5);
    padding: 20px;
    border-radius: 8px;
    border: 1px solid rgba(0, 255, 170, 0.3);
    text-align: center;
    transition: all 0.3s;
}

.score-item:hover {
    border-color: var(--quantum-cyan);
    box-shadow: 0 0 20px rgba(0, 255, 170, 0.3);
    transform: translateY(-5px);
}

.score-label {
    font-family: 'Orbitron', monospace;
    color: var(--quantum-yellow);
    font-size: 0.9rem;
    margin-bottom: 10px;
}

.score-value {
    font-family: 'Courier New', monospace;
    font-size: 1.8rem;
    color: var(--quantum-green);
    font-weight: bold;
    text-shadow: 0 0 15px rgba(0, 255, 170, 0.5);
}

/* Responsive Design */
@media (max-width: 768px) {
    .angle-controls {
        grid-template-columns: 1fr;
    }

    .teleportation-display {
        grid-template-columns: 1fr;
    }

    .teleportation-steps {
        flex-direction: column;
    }

    .game-stats {
        grid-template-columns: 1fr;
    }

    .leaderboard-grid {
        grid-template-columns: 1fr;
    }

    .challenge-header {
        flex-direction: column;
        align-items: flex-start;
    }
}