/* M3D5D3B Club - Cyber-Terminal (v3.0) */
:root {
    --bg-deep: #000;
    --bg-panel: rgba(0, 20, 40, 0.4);
    --neon-blue: #00f3ff;
    --neon-purple: #bc13fe;
    --neon-green: #39ff14;
    --text-glow: 0 0 10px rgba(0, 243, 255, 0.6);
}

@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;700;900&family=Share+Tech+Mono&display=swap');

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
    background: var(--bg-deep);
    color: #e0e6ed;
    font-family: 'Share Tech Mono', monospace;
    overflow-x: hidden;
    line-height: 1.5;
}

/* Data Particle Background */
#particles-js {
    position: fixed;
    width: 100%;
    height: 100%;
    z-index: -2;
    background: radial-gradient(circle at center, #0a1128 0%, #000 100%);
}

/* CRT Scanline & Terminal Overlays */
.scanline {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(rgba(18, 16, 16, 0) 50%, rgba(0, 0, 0, 0.25) 50%), 
                linear-gradient(90deg, rgba(255, 0, 0, 0.03), rgba(0, 255, 0, 0.01), rgba(0, 0, 255, 0.03));
    background-size: 100% 4px, 3px 100%;
    pointer-events: none;
    z-index: 1000;
    opacity: 0.15;
}

.terminal-overlay {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    box-shadow: inset 0 0 150px rgba(0, 243, 255, 0.05);
    pointer-events: none;
    z-index: 1001;
}

/* Glass HUD Nav */
nav {
    background: rgba(0, 0, 0, 0.9);
    border-bottom: 2px solid var(--neon-blue);
    padding: 1rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 1002;
    box-shadow: 0 0 15px rgba(0, 243, 255, 0.2);
}

.logo {
    font-size: 2rem;
    color: #fff;
    text-shadow: var(--text-glow);
    font-weight: 900;
}

/* HUD Hero */
.hero {
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 2rem;
}

.hero h1 {
    font-size: 5rem;
    font-family: 'Orbitron', sans-serif;
    color: #fff;
    text-shadow: 0 0 20px var(--neon-blue);
    margin-bottom: 0.5rem;
    letter-spacing: 10px;
}

.typing-container {
    font-size: 1.5rem;
    color: var(--neon-green);
    margin-bottom: 3rem;
}

/* Holographic Cards */
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
    padding: 4rem 10%;
}

.card {
    background: rgba(0, 15, 30, 0.6);
    border: 1px solid var(--neon-blue);
    padding: 2.5rem;
    position: relative;
    backdrop-filter: blur(10px);
    transition: 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.card:hover {
    transform: scale(1.05);
    box-shadow: 0 0 30px rgba(0, 243, 255, 0.3);
    background: rgba(0, 40, 60, 0.8);
}

.card h3 {
    font-family: 'Orbitron', sans-serif;
    color: var(--neon-blue);
    margin-bottom: 1rem;
    font-size: 1.4rem;
}

.card p { color: #88c0d0; }

/* Cyber Buttons */
.btn {
    padding: 1rem 2.5rem;
    background: transparent;
    border: 2px solid var(--neon-blue);
    color: var(--neon-blue);
    font-family: 'Share Tech Mono', monospace;
    font-weight: bold;
    cursor: pointer;
    transition: 0.3s;
    text-transform: uppercase;
    position: relative;
}

.btn:hover {
    background: var(--neon-blue);
    color: #000;
    box-shadow: 0 0 20px var(--neon-blue);
}

.btn-green { border-color: var(--neon-green); color: var(--neon-green); }
.btn-green:hover { background: var(--neon-green); box-shadow: 0 0 20px var(--neon-green); }

/* Glitch Animation for Header */
.glitch { animation: glitch 4s infinite; }
@keyframes glitch {
    0%, 100% { transform: translate(0); }
    1% { transform: translate(-2px, 2px); }
    2% { transform: translate(2px, -2px); }
    3% { transform: translate(0); }
}

footer {
    border-top: 1px solid var(--neon-blue);
    background: #000;
    padding: 3rem;
    text-align: center;
    color: var(--neon-blue);
    opacity: 0.7;
}

@media (max-width: 768px) {
    .hero h1 { font-size: 3rem; letter-spacing: 2px; }
}