:root {
    --cyber-bg: #09090b;
    --cyber-text: #e2e8f0;
    --cyber-primary: #f59e0b;
    --cyber-secondary: #ef4444;
    --cyber-card: #18181b;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
body {
    background-color: var(--cyber-bg); color: var(--cyber-text);
    font-family: 'Courier New', Courier, monospace;
    line-height: 1.6; overflow-x: hidden;
}

/* Cyber Grid Background */
body::before {
    content: ''; position: fixed; top: 0; left: 0; width: 100vw; height: 100vh;
    background-image: 
        linear-gradient(rgba(245, 158, 11, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(245, 158, 11, 0.05) 1px, transparent 1px);
    background-size: 40px 40px; z-index: -1;
    transform: perspective(500px) rotateX(60deg) translateY(-100px) translateZ(-200px);
    animation: gridMove 10s linear infinite;
}
@keyframes gridMove { 0% { background-position: 0 0; } 100% { background-position: 0 40px; } }

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

/* Header */
.cyber-header {
    display: flex; justify-content: space-between; align-items: center;
    padding: 20px; border: 2px solid var(--cyber-primary);
    background: rgba(9, 9, 11, 0.8); margin-bottom: 50px;
    box-shadow: 0 0 15px rgba(245, 158, 11, 0.2);
}
.cyber-brand {
    font-size: 24px; font-weight: bold; color: var(--cyber-primary);
    text-transform: uppercase; letter-spacing: 2px;
}
.cyber-brand::before { content: '>'; margin-right: 10px; animation: blink 1s infinite;}
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }

.cyber-nav { display: flex; gap: 20px; }
.cyber-nav a {
    font-size: 14px; color: var(--cyber-text); text-transform: uppercase;
    padding: 5px 10px; transition: all 0.2s; border: 1px solid transparent;
}
.cyber-nav a:hover, .cyber-nav a.active {
    color: var(--cyber-bg); background: var(--cyber-primary); border-color: var(--cyber-primary);
}

/* Hero */
.cyber-hero {
    display: flex; border: 2px solid var(--cyber-secondary);
    background: rgba(24, 24, 27, 0.8); margin-bottom: 80px; position: relative;
}
.cyber-hero::after {
    content: 'STATUS: ONLINE'; position: absolute; top: -12px; right: 20px;
    background: var(--cyber-bg); padding: 0 10px; color: var(--cyber-primary);
    font-size: 12px; border: 1px solid var(--cyber-primary);
}
.ch-content { flex: 1; padding: 40px;}
.ch-content h1 {
    font-size: 40px; margin-bottom: 20px; color: #fff; text-transform: uppercase;
    text-shadow: 2px 2px 0px var(--cyber-secondary);
}
.ch-content p { font-size: 16px; margin-bottom: 30px; color: #a1a1aa;}
.ch-visual {
    flex: 1; border-left: 2px solid var(--cyber-secondary);
    display: flex; justify-content: center; align-items: center;
    background: repeating-linear-gradient(45deg, rgba(239, 68, 68, 0.05), rgba(239, 68, 68, 0.05) 10px, transparent 10px, transparent 20px);
}
.cyber-radar {
    width: 200px; height: 200px; border-radius: 50%; border: 2px solid var(--cyber-primary);
    position: relative; overflow: hidden;
}
.cyber-radar::before {
    content: ''; position: absolute; top: 50%; left: 50%; width: 100%; height: 100%;
    background: conic-gradient(from 0deg, transparent 70%, rgba(245, 158, 11, 0.8) 100%);
    transform-origin: 0 0; animation: scan 4s linear infinite;
}
@keyframes scan { 100% { transform: rotate(360deg); } }

.btn-cyber {
    display: inline-block; padding: 12px 25px; font-size: 16px; font-weight: bold;
    color: var(--cyber-bg); background: var(--cyber-primary); text-transform: uppercase;
    border: 2px solid var(--cyber-primary); transition: all 0.2s; margin-right: 15px;
}
.btn-cyber:hover { background: transparent; color: var(--cyber-primary); }
.btn-cyber-alt {
    display: inline-block; padding: 12px 25px; font-size: 16px; font-weight: bold;
    color: var(--cyber-secondary); background: transparent; text-transform: uppercase;
    border: 2px solid var(--cyber-secondary); transition: all 0.2s;
}
.btn-cyber-alt:hover { background: var(--cyber-secondary); color: var(--cyber-bg); }

/* Stats */
.cyber-stats {
    display: flex; gap: 20px; margin-bottom: 80px;
}
.cs-item {
    flex: 1; border: 1px solid rgba(245, 158, 11, 0.3); padding: 20px;
    background: var(--cyber-card); text-align: center; position: relative;
}
.cs-item::before {
    content: ''; position: absolute; top: 0; left: 0; width: 10px; height: 10px;
    background: var(--cyber-primary);
}
.cs-val { font-size: 32px; font-weight: bold; color: var(--cyber-primary); margin-bottom: 5px;}
.cs-lbl { font-size: 12px; color: #a1a1aa; text-transform: uppercase;}

/* Features */
.cyber-features { margin-bottom: 80px;}
.cf-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px;}
.cf-card {
    border: 1px solid rgba(239, 68, 68, 0.3); padding: 30px; background: var(--cyber-card);
    transition: all 0.3s;
}
.cf-card:hover { border-color: var(--cyber-secondary); box-shadow: inset 0 0 20px rgba(239, 68, 68, 0.1);}
.cf-card h3 { font-size: 18px; color: var(--cyber-secondary); margin-bottom: 15px; text-transform: uppercase;}
.cf-card p { font-size: 14px; color: #a1a1aa;}

/* Nodes */
.cyber-nodes {
    margin-bottom: 80px; border: 1px solid var(--cyber-primary); padding: 30px;
    background: rgba(9, 9, 11, 0.9);
}
.cyber-nodes h2 { font-size: 24px; color: var(--cyber-primary); margin-bottom: 20px; text-transform: uppercase;}
.cn-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 15px;}
.cn-item {
    padding: 10px; border: 1px dashed rgba(245, 158, 11, 0.5); font-size: 14px;
    color: #fff; display: flex; justify-content: space-between;
}
.cn-item span { color: var(--cyber-primary);}

/* FAQ */
.cyber-faq { margin-bottom: 80px;}
.cyber-faq h2 { font-size: 24px; color: #fff; margin-bottom: 30px; text-transform: uppercase; border-bottom: 2px solid var(--cyber-secondary); padding-bottom: 10px;}
.c-faq-item { margin-bottom: 20px; padding-left: 20px; border-left: 2px solid var(--cyber-primary);}
.c-fq { font-size: 16px; font-weight: bold; color: var(--cyber-primary); margin-bottom: 10px;}
.c-fa { font-size: 14px; color: #a1a1aa;}

footer { text-align: center; padding: 20px 0; border-top: 1px dashed rgba(245, 158, 11, 0.3); color: #71717a; font-size: 12px; text-transform: uppercase;}

@media (max-width: 900px) {
    .cyber-header { flex-direction: column; gap: 15px; }
    .cyber-hero { flex-direction: column; }
    .ch-visual { border-left: none; border-top: 2px solid var(--cyber-secondary); padding: 40px 0;}
    .cyber-stats { flex-direction: column; }
    .cf-grid { grid-template-columns: 1fr; }
    .cn-list { grid-template-columns: 1fr; }
    .btn-cyber, .btn-cyber-alt { display: block; margin: 10px 0; width: 100%; text-align: center;}
}