:root {
    --data-bg: #111111;
    --data-text: #00ffcc;
    --data-primary: #00ccff;
    --data-secondary: #ff00cc;
    --data-accent: #222222;
    --font-data: 'Courier New', Courier, monospace;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
body {
    background-color: var(--data-bg); color: var(--data-text);
    font-family: var(--font-data);
    line-height: 1.6;
    overflow-x: hidden;
}
a { text-decoration: none; color: inherit; }

/* Matrix Rain Background */
.matrix-bg {
    position: fixed; top: 0; left: 0; width: 100vw; height: 100vh;
    z-index: -1; opacity: 0.15; pointer-events: none;
    background: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 2px,
        var(--data-primary) 2px,
        var(--data-primary) 4px
    );
    animation: scanline 10s linear infinite;
}
@keyframes scanline { 0% { background-position: 0 0; } 100% { background-position: 0 100vh; } }

.data-container { max-width: 1200px; margin: 0 auto; padding: 20px;}

/* Header */
.data-header {
    display: flex; justify-content: space-between; align-items: center;
    padding: 15px 0; border-bottom: 2px solid var(--data-primary);
    margin-bottom: 40px; position: relative;
}
.data-header::after {
    content: 'SERVER ROOM ACTIVE'; position: absolute; right: 0; bottom: -20px;
    font-size: 12px; color: var(--data-secondary); animation: blink 2s infinite;
}
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }

.data-brand {
    font-size: 24px; font-weight: bold; color: var(--data-primary);
    text-transform: uppercase; letter-spacing: 2px;
}
.data-nav { display: flex; gap: 20px; }
.data-nav a {
    font-size: 14px; color: var(--data-text); text-transform: uppercase;
    padding: 5px 10px; border: 1px solid transparent; transition: all 0.3s;
}
.data-nav a:hover, .data-nav a.active { border-color: var(--data-primary); background: rgba(0, 204, 255, 0.1); }

/* Hero */
.data-hero {
    display: flex; align-items: center; justify-content: space-between;
    margin-bottom: 60px; padding: 40px; background: var(--data-accent);
    border: 1px solid var(--data-primary); box-shadow: 0 0 20px rgba(0, 204, 255, 0.2);
}
.hero-content { flex: 1; padding-right: 40px;}
.hero-content h1 {
    font-size: 36px; margin-bottom: 20px; color: #fff;
    text-transform: uppercase; letter-spacing: 2px;
}
.hero-content p { font-size: 16px; margin-bottom: 30px;}
.hero-visual {
    flex: 1; height: 250px; border: 1px solid var(--data-secondary);
    position: relative; display: flex; align-items: center; justify-content: center;
    background: repeating-linear-gradient(45deg, transparent, transparent 10px, rgba(255, 0, 204, 0.1) 10px, rgba(255, 0, 204, 0.1) 20px);
}
.hero-visual::before {
    content: 'DATA STREAM OPTIMIZED'; position: absolute; top: 10px; left: 10px;
    font-size: 12px; color: var(--data-secondary);
}

.btn-data {
    display: inline-block; padding: 10px 25px; font-size: 16px; font-weight: bold;
    color: var(--data-bg); background: var(--data-primary); border: 1px solid var(--data-primary);
    transition: all 0.3s; text-transform: uppercase; margin-right: 15px; cursor: pointer;
}
.btn-data:hover { background: transparent; color: var(--data-primary); box-shadow: inset 0 0 10px var(--data-primary);}
.btn-data-alt {
    display: inline-block; padding: 10px 25px; font-size: 16px; font-weight: bold;
    color: var(--data-secondary); background: transparent; border: 1px solid var(--data-secondary);
    transition: all 0.3s; text-transform: uppercase; cursor: pointer;
}
.btn-data-alt:hover { background: rgba(255, 0, 204, 0.1); box-shadow: inset 0 0 10px var(--data-secondary);}

/* Stats */
.data-stats {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-bottom: 60px;
}
.ds-item {
    background: var(--data-accent); padding: 20px; text-align: center;
    border: 1px solid var(--data-primary); position: relative;
}
.ds-item::after {
    content: ''; position: absolute; top: 5px; right: 5px; width: 5px; height: 5px;
    background: var(--data-secondary); border-radius: 50%;
}
.ds-val { font-size: 32px; font-weight: bold; color: #fff; margin-bottom: 5px;}
.ds-lbl { font-size: 12px; color: var(--data-primary); text-transform: uppercase;}

/* Grid */
.data-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 30px; margin-bottom: 60px;}
.dg-card {
    background: var(--data-accent); padding: 30px; border: 1px solid var(--data-secondary);
    position: relative;
}
.dg-card h3 { font-size: 20px; margin-bottom: 15px; color: #fff; text-transform: uppercase; border-bottom: 1px dashed var(--data-secondary); padding-bottom: 10px;}
.dg-card p { font-size: 14px; text-align: justify;}

/* Nodes */
.data-nodes { margin-bottom: 60px; background: var(--data-accent); padding: 30px; border: 1px solid var(--data-primary);}
.data-nodes h2 { font-size: 24px; margin-bottom: 20px; color: #fff; text-transform: uppercase;}
.node-rack { display: flex; flex-direction: column; gap: 10px;}
.n-data {
    display: flex; justify-content: space-between; padding: 10px; background: rgba(0,0,0,0.5);
    border: 1px solid var(--data-primary); font-size: 14px;
}
.n-data span { color: var(--data-secondary);}

/* FAQ */
.data-faq { margin-bottom: 60px;}
.data-faq h2 { font-size: 24px; margin-bottom: 20px; color: #fff; text-transform: uppercase;}
.faq-item { margin-bottom: 15px; background: var(--data-accent); padding: 20px; border-left: 4px solid var(--data-secondary);}
.fq-q { font-size: 16px; font-weight: bold; color: var(--data-primary); margin-bottom: 10px;}
.fq-a { font-size: 14px;}

footer { text-align: center; padding-top: 20px; border-top: 1px solid var(--data-primary); font-size: 12px; color: var(--data-primary); text-transform: uppercase;}

@media (max-width: 900px) {
    .data-hero { flex-direction: column; }
    .hero-content { padding-right: 0; margin-bottom: 30px;}
    .hero-visual { width: 100%; }
    .data-stats { grid-template-columns: repeat(2, 1fr); }
    .data-grid { grid-template-columns: 1fr; }
    .btn-data, .btn-data-alt { display: block; margin: 10px 0; width: 100%; text-align: center;}
}