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

body {
    background: linear-gradient(135deg, #253D66 0%, #9EB2C8 100%);
    font-family: 'Arial', sans-serif;
    min-height: 100vh;
    overflow-x: hidden;
    overflow-y: auto;
    position: relative;
    padding: 1.5rem;
}

#quantum-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.main-content {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: calc(100vh - 3rem);
    text-align: center;
    padding: 2rem 1rem;
}

.title {
    font-size: 4rem;
    font-weight: bold;
    color: #D8E2ED;
    text-shadow: 
        0 0 10px rgba(216, 226, 237, 0.3),
        0 0 20px rgba(216, 226, 237, 0.2),
        0 0 30px rgba(216, 226, 237, 0.1);
    letter-spacing: 2px;
    animation: pulse 2s ease-in-out infinite alternate;
}

.subtitle {
    font-size: 1.2rem;
    color: #F6FBFF;
    margin-top: 1rem;
    text-transform: uppercase;
    letter-spacing: 4px;
    opacity: 0.8;
    display: inline-flex;
    padding: 0.4rem 1rem;
    border-radius: 999px;
    background: rgba(12, 22, 38, 0.45);
}

.hero-logo {
    display: block;
    margin: 2rem auto 0;
    max-width: 220px;
    width: 100%;
    height: auto;
    filter: drop-shadow(0 8px 18px rgba(0, 0, 0, 0.3));
}

@keyframes pulse {
    from {
        text-shadow: 
            0 0 10px rgba(216, 226, 237, 0.3),
            0 0 20px rgba(216, 226, 237, 0.2),
            0 0 30px rgba(216, 226, 237, 0.1);
    }
    to {
        text-shadow: 
            0 0 20px rgba(216, 226, 237, 0.6),
            0 0 30px rgba(216, 226, 237, 0.4),
            0 0 40px rgba(216, 226, 237, 0.2);
    }
}

.quantum-orb {
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
    animation: float 6s ease-in-out infinite;
}

.orb-1 {
    width: 100px;
    height: 100px;
    background: radial-gradient(circle, rgba(181, 44, 50, 0.3) 0%, transparent 70%);
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.orb-2 {
    width: 60px;
    height: 60px;
    background: radial-gradient(circle, rgba(158, 178, 200, 0.4) 0%, transparent 70%);
    top: 70%;
    right: 15%;
    animation-delay: 2s;
}

.orb-3 {
    width: 80px;
    height: 80px;
    background: radial-gradient(circle, rgba(37, 61, 102, 0.5) 0%, transparent 70%);
    bottom: 30%;
    left: 20%;
    animation-delay: 4s;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    33% { transform: translateY(-20px) rotate(120deg); }
    66% { transform: translateY(10px) rotate(240deg); }
}

@media (max-width: 768px) {
    .title {
        font-size: 2.5rem;
    }
    .subtitle {
        font-size: 1rem;
        letter-spacing: 2px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .title,
    .quantum-orb,
    .subtitle {
        animation: none !important;
    }
    body {
        overflow: auto;
    }
}

.privacy-toggle {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    z-index: 3;
    background: rgba(37, 61, 102, 0.85);
    color: #D8E2ED;
    border: 1px solid rgba(216, 226, 237, 0.4);
    border-radius: 999px;
    padding: 0.65rem 1.5rem;
    font-size: 0.9rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    cursor: pointer;
    transition: background 0.2s ease, transform 0.2s ease;
}

.privacy-toggle:focus {
    outline: 2px solid #D8E2ED;
    outline-offset: 2px;
}

.privacy-toggle:hover {
    background: rgba(37, 61, 102, 0.95);
    transform: translateY(-1px);
}

.privacy-modal {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.55);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 4;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease;
}

.privacy-modal.open {
    opacity: 1;
    pointer-events: all;
}

.privacy-card {
    background: #101b2b;
    color: #d8e2ed;
    border-radius: 1rem;
    padding: 2rem;
    max-width: 460px;
    width: calc(100% - 2rem);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.35);
    position: relative;
}

.privacy-card h2 {
    font-size: 1.4rem;
    margin-bottom: 0.75rem;
}

.privacy-card p,
.privacy-card li {
    font-size: 0.95rem;
    line-height: 1.4;
    color: #9eb2c8;
}

.privacy-card ul {
    margin: 0.5rem 0 1rem 1.2rem;
}

.privacy-close {
    background: transparent;
    border: none;
    color: #d8e2ed;
    font-size: 1.2rem;
    position: absolute;
    top: 1rem;
    right: 1rem;
    cursor: pointer;
}

.privacy-close:focus {
    outline: 2px solid #d8e2ed;
    outline-offset: 2px;
}