:root {
        --neon-blue: #00f2ff;
        --neon-orange: #ff7a00;
        --neon-purple: #bc13fe;
        --void-black: #020205;
        --cyber-grid: rgba(0, 242, 255, 0.05);
        --glass-panel: rgba(5, 5, 12, 0.9);
        --scan-line-color: rgba(0, 242, 255, 0.3);
    }

    body { 
        background-color: var(--void-black); 
        color: #e0e0e0; 
        font-family: 'JetBrains Mono', monospace; 
        overflow-x: hidden;
        background-image: 
            radial-gradient(circle at 50% 50%, rgba(10, 10, 30, 1) 0%, var(--void-black) 100%),
            linear-gradient(var(--cyber-grid) 1px, transparent 1px),
            linear-gradient(90deg, var(--cyber-grid) 1px, transparent 1px);
        background-size: 100% 100%, 40px 40px, 40px 40px;
    }

    
    .scanner-active {
        position: relative;
        overflow: hidden;
    }

    .scanner-active::after {
        content: "";
        position: absolute;
        top: -100%;
        left: 0;
        width: 100%;
        height: 100%;
        background: linear-gradient(
            to bottom,
            transparent,
            var(--scan-line-color) 50%,
            transparent
        );
        animation: cyberScan 4s cubic-bezier(0.4, 0, 0.2, 1) infinite;
        z-index: 5;
        pointer-events: none;
    }

    @keyframes cyberScan {
        0% { top: -100%; }
        100% { top: 100%; }
    }

    
    .data-node-card {
        background: var(--glass-panel);
        border: 1px solid rgba(0, 242, 255, 0.1);
        padding: 40px;
        position: relative;
        transition: 0.5s;
        clip-path: polygon(0 0, 92% 0, 100% 15%, 100% 100%, 8% 100%, 0 85%);
        height: 100%;
    }

     
    .card-corner {
        position: absolute;
        width: 10px;
        height: 10px;
        border: 1px solid var(--neon-blue);
        opacity: 0.5;
    }
    .top-left { top: 10px; left: 10px; border-width: 1px 0 0 1px; }
    .bottom-right { bottom: 10px; right: 10px; border-width: 0 1px 1px 0; }

     
    .scanning-text {
        display: inline-block;
        position: relative;
        color: var(--neon-blue);
    }
    
    .scanning-text::before {
        content: attr(data-text);
        position: absolute;
        left: 0; top: 0;
        width: 100%;
        height: 100%;
        color: var(--neon-blue);
        overflow: hidden;
        border-right: 2px solid var(--neon-blue);
        animation: typeScanner 6s steps(20) infinite;
        white-space: nowrap;
    }

    @keyframes typeScanner {
        0%, 10% { width: 0; }
        50%, 90% { width: 100%; }
    }

    
    .archive-item {
        position: relative;
        border: 1px solid #1a1a1a;
        overflow: hidden;
    }

    .archive-item .scan-bar {
        position: absolute;
        width: 100%;
        height: 2px;
        background: var(--neon-blue);
        box-shadow: 0 0 10px var(--neon-blue);
        top: 0;
        left: 0;
        z-index: 10;
        opacity: 0;
        animation: imgScan 3s linear infinite;
    }

    .archive-item:hover .scan-bar { opacity: 1; }
    
     
    .cyber-accordion-container {
        width: 100%;
        max-width: 1200px; 
        margin: 0 auto;
        padding: 0 15px;
    }

    .cyber-accordion .accordion-item {
        background: rgba(5, 5, 15, 0.7);
        border: 1px solid rgba(0, 242, 255, 0.15);
        margin-bottom: 20px;
        border-radius: 0;  
        clip-path: polygon(0 0, 100% 0, 100% calc(100% - 15px), calc(100% - 15px) 100%, 0 100%);
        transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
        backdrop-filter: blur(10px);
    }

    .cyber-accordion .accordion-button {
        background: transparent;
        color: #fff;
        font-family: 'Orbitron', sans-serif;
        font-size: clamp(0.8rem, 2.5vw, 1.1rem);  
        padding: 25px;
        box-shadow: none;
        display: flex;
        align-items: center;
        gap: 15px;
    }

    
    .accordion-button::before {
        content: "ID_" counter(accordion-counter);
        counter-increment: accordion-counter;
        font-family: 'Share Tech Mono', monospace;
        font-size: 10px;
        color: var(--neon-blue);
        border: 1px solid var(--neon-blue);
        padding: 2px 6px;
        margin-right: 15px;
        opacity: 0.6;
    }

    .cyber-accordion { counter-reset: accordion-counter; }

    .cyber-accordion .accordion-button:not(.collapsed) {
        background: linear-gradient(90deg, rgba(0, 242, 255, 0.1) 0%, transparent 100%);
        color: var(--neon-blue);
        border-bottom: 1px solid rgba(0, 242, 255, 0.3);
    }

    
    .cyber-accordion .accordion-button::after {
        background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%2300f2ff'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
        transition: transform 0.4s;
    }

    .cyber-accordion .accordion-body {
        padding: 30px;
        color: #b0b0b0;
        font-family: 'JetBrains Mono', monospace;
        font-size: 14px;
        line-height: 1.8;
        background: rgba(0, 0, 0, 0.3);
        position: relative;
    }

   
    @media (max-width: 768px) {
        .cyber-accordion .accordion-body {
            padding: 20px;
            font-size: 13px;
        }
        .cyber-accordion .accordion-button {
            padding: 15px;
        }
    }

    
    .data-stream-line {
        height: 2px;
        width: 0;
        background: var(--neon-blue);
        position: absolute;
        bottom: 0;
        left: 0;
        transition: width 0.5s ease;
    }

    .accordion-item:hover .data-stream-line {
        width: 100%;
        box-shadow: 0 0 10px var(--neon-blue);
    }

    @keyframes imgScan {
        0% { top: 0; }
        100% { top: 100%; }
    }