:root {
    --color-surface: #0e0e0e;
    --color-primary: #85adff;
    --color-secondary: #9c48ea;
    --color-tertiary: #0070eb;
    --font-headline: 'Space Grotesk', sans-serif;
    --font-sans: 'Inter', sans-serif;
}

body {
    background-color: var(--color-surface);
    color: #ffffff;
    font-family: var(--font-sans);
    overflow-x: hidden;
}

.font-headline { font-family: var(--font-headline); }

.grid-pattern {
    background-image: radial-gradient(circle at 2px 2px, rgba(133, 173, 255, 0.05) 1px, transparent 0);
    background-size: 40px 40px;
}

.glass-panel {
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.pulse-glow {
    background: radial-gradient(circle at center, var(--color-primary), transparent 70%);
    filter: blur(80px);
    animation: pulse 8s infinite alternate;
}

@keyframes pulse {
    0% { transform: scale(1); opacity: 0.1; }
    100% { transform: scale(1.2); opacity: 0.2; }
}

.text-glow {
    text-shadow: 0 0 30px rgba(133, 173, 255, 0.3);
}

.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

@keyframes pulse-line {
    0%, 100% { opacity: 0.1; }
    50% { opacity: 0.3; }
}

.animate-pulse-line { animation: pulse-line 4s infinite; }
.animate-pulse-line-delayed { animation: pulse-line 4s infinite 1s; }
.animate-pulse-line-more-delayed { animation: pulse-line 4s infinite 2s; }

@keyframes rotate-slow {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes rotate-slow-reverse {
    from { transform: rotate(0deg); }
    to { transform: rotate(-360deg); }
}

.animate-rotate-slow { animation: rotate-slow 20s linear infinite; }
.animate-rotate-slow-reverse { animation: rotate-slow-reverse 20s linear infinite; }

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.animate-float { animation: float 4s ease-in-out infinite; }