body {
    background: linear-gradient(135deg, #0f2027 0%, #203a43 50%, #2c5364 100%);
    color: #f0f0f0;
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    line-height: 1.8;
    min-height: 100vh;
}
.quantum-container {
    max-width: 1100px;
    background: rgba(15, 25, 35, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 25px;
    box-shadow: 
0 25px 50px rgba(0, 0, 0, 0.5),
0 0 100px rgba(0, 200, 255, 0.1);
    margin: 40px auto;
    overflow: hidden;
    border: 1px solid rgba(100, 200, 255, 0.1);
}
.quantum-header {
    background: 
radial-gradient(circle at 20% 50%, rgba(0, 150, 255, 0.3) 0%, transparent 50%),
radial-gradient(circle at 80% 20%, rgba(100, 0, 255, 0.2) 0%, transparent 50%),
linear-gradient(135deg, #001F3F 0%, #003366 100%);
    color: white;
    padding: 60px 40px;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.quantum-header::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: 
radial-gradient(circle, rgba(255,255,255,0.1) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: quantumGrid 20s linear infinite;
    opacity: 0.1;
}
@keyframes quantumGrid {
    0% { transform: translate(0, 0) rotate(0deg); }
    100% { transform: translate(50px, 50px) rotate(360deg); }
}
.quantum-title {
    font-size: 3.5rem;
    font-weight: 800;
    text-shadow: 
0 0 30px rgba(0, 200, 255, 0.5),
0 0 60px rgba(100, 0, 255, 0.3);
    position: relative;
    z-index: 2;
    margin-bottom: 20px;
}
.quantum-subtitle {
    font-size: 1.4rem;
    opacity: 0.9;
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}
.content-wrapper {
    padding: 50px;
}
.section-title {
    color: #4DF0FF;
    border-left: 5px solid #4DF0FF;
    padding-left: 20px;
    margin: 40px 0 25px 0;
    font-size: 2rem;
    font-weight: 700;
}
.quantum-joke {
    background: linear-gradient(135deg, rgba(77, 240, 255, 0.1) 0%, rgba(100, 0, 255, 0.1) 100%);
    border-radius: 15px;
    padding: 30px;
    margin: 35px 0;
    border: 1px solid rgba(77, 240, 255, 0.3);
    position: relative;
    overflow: hidden;
}
.quantum-joke::before {
    content: '⚛️';
    position: absolute;
    font-size: 4rem;
    right: 20px;
    top: 20px;
    opacity: 0.1;
}
.comparison-table {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 15px;
    overflow: hidden;
    margin: 30px 0;
    border: 1px solid rgba(255, 255, 255, 0.1);
}
.comparison-table th {
    background: rgba(77, 240, 255, 0.2);
    color: #4DF0FF;
    font-weight: 600;
    padding: 20px;
}
.comparison-table td {
    padding: 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}
.interactive-demo {
    background: rgba(0, 0, 0, 0.3);
    border-radius: 20px;
    padding: 30px;
    margin: 40px 0;
    border: 2px dashed rgba(77, 240, 255, 0.3);
}
.qubit-display {
    height: 300px;
    background: linear-gradient(135deg, #001122 0%, #002244 100%);
    border-radius: 15px;
    margin: 30px 0;
    position: relative;
    overflow: hidden;
}
section p{
  color: #90e7cc;
}
.qubit-particle {
    position: absolute;
    width: 20px;
    height: 20px;
    background: radial-gradient(circle at 30% 30%, #4DF0FF, #0066FF);
    border-radius: 50%;
    filter: blur(2px);
    box-shadow: 0 0 20px #4DF0FF;
}
.progress-container {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    padding: 30px;
    margin: 30px 0;
}
.progress-bar-quantum {
    background: linear-gradient(90deg, #0066FF, #4DF0FF);
    border-radius: 10px;
    height: 20px;
    transition: width 2s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.highlight-quote {
    font-size: 1.3rem;
    font-style: italic;
    color: #FFD700;
    padding: 30px;
    margin: 40px 0;
    background: rgba(255, 215, 0, 0.05);
    border-left: 5px solid #FFD700;
    border-radius: 0 15px 15px 0;
}
.footnote {
    font-size: 0.9rem;
    color: #88A;
    margin-top: 50px;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}
@media (max-width: 768px) {
    .quantum-title {
font-size: 2.5rem;
    }
    .content-wrapper {
padding: 25px;
    }
}