body {
            font-family: 'Inter', sans-serif;
            background-color: #090d16;
            color: #f3f4f6;
            overflow-x: hidden;
        }
        .code-font { font-family: 'JetBrains Mono', monospace; }
        .quantum-gradient-text {
            background: linear-gradient(135deg, #38bdf8 0%, #818cf8 50%, #c084fc 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .glass-panel {
            background: rgba(15, 23, 42, 0.65);
            backdrop-filter: blur(16px);
            border: 1px solid rgba(255, 255, 255, 0.08);
        }
        .glass-card {
            background: rgba(30, 41, 59, 0.4);
            backdrop-filter: blur(12px);
            border: 1px solid rgba(255, 255, 255, 0.06);
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            position: relative;
            overflow: hidden;
        }
        .glass-card:hover {
            border-color: rgba(56, 189, 248, 0.4);
            transform: translateY(-4px);
            box-shadow: 0 12px 30px -10px rgba(56, 189, 248, 0.2);
        }
        .glass-card::before {
            content: '';
            position: absolute;
            top: 0; left: -100%; width: 100%; height: 100%;
            background: linear-gradient(90deg, transparent, rgba(56, 189, 248, 0.08), transparent);
            transition: left 0.7s ease;
        }
        .glass-card:hover::before {
            left: 100%;
        }
        .bg-grid-pattern {
            background-size: 40px 40px;
            background-image:
                linear-gradient(to right, rgba(255, 255, 255, 0.03) 1px, transparent 1px),
                linear-gradient(to bottom, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
        }
        ::-webkit-scrollbar { width: 8px; height: 8px; }
        ::-webkit-scrollbar-track { background: #090d16; }
        ::-webkit-scrollbar-thumb { background: #1e293b; border-radius: 4px; }
        ::-webkit-scrollbar-thumb:hover { background: #334155; }
        .reveal-on-scroll {
            opacity: 0;
            transform: translateY(45px) scale(0.95);
            transition: opacity 0.75s cubic-bezier(0.16, 1, 0.3, 1), transform 0.75s cubic-bezier(0.16, 1, 0.3, 1);
            will-change: opacity, transform;
        }
        .reveal-on-scroll.is-visible {
            opacity: 1;
            transform: translateY(0) scale(1);
        }
        .delay-100 { transition-delay: 100ms; }
        .delay-200 { transition-delay: 200ms; }
        .delay-300 { transition-delay: 300ms; }
        .delay-400 { transition-delay: 400ms; }
        .delay-500 { transition-delay: 500ms; }