body { font-family: 'Noto Sans KR', sans-serif; }
        .glass-panel {
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(12px);
            border: 1px solid rgba(229, 231, 235, 0.5);
        }
        .gradient-text {
            background: linear-gradient(135deg, #8B5CF6 0%, #EC4899 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .leaf-node-pulse {
            animation: pulse-green 2s infinite;
        }
        @keyframes pulse-green {
            0% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.4); }
            70% { box-shadow: 0 0 0 10px rgba(16, 185, 129, 0); }
            100% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
        }
        /* Custom Scrollbar */
        ::-webkit-scrollbar { width: 6px; }
        ::-webkit-scrollbar-track { background: #f1f1f1; }
        ::-webkit-scrollbar-thumb { background: #c1c1c1; border-radius: 3px; }
        ::-webkit-scrollbar-thumb:hover { background: #a8a8a8; }
        
        .typing-cursor::after {
            content: '|';
            animation: blink 1s step-start infinite;
        }
        @keyframes blink { 50% { opacity: 0; } }

        /* Animation for ZIP Button */
        .btn-shine {
            position: relative;
            overflow: hidden;
        }
        .btn-shine::after {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: linear-gradient(to bottom right, rgba(255,255,255,0) 0%, rgba(255,255,255,0.1) 40%, rgba(255,255,255,0.2) 50%, rgba(255,255,255,0.1) 60%, rgba(255,255,255,0) 100%);
            transform: rotate(30deg);
            transition: transform 0.5s;
            transform: translate(-100%, -100%);
        }
        .btn-shine:hover::after {
            transform: translate(100%, 100%);
            transition: transform 0.5s;
        }