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

:root {
    --primary-color: #00ff41;
    --secondary-color: #00d4ff;
    --accent-color: #ff00ff;
    --bg-primary: #000000;
    --bg-secondary: #0a0a0a;
    --text-primary: #ffffff;
    --text-secondary: #00ff41;
    --terminal-bg: #000000;
    --terminal-border: #00ff41;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 50% 50%, rgba(0, 255, 65, 0.03) 0%, transparent 50%),
        linear-gradient(0deg, transparent 24%, rgba(0, 255, 65, 0.01) 25%, rgba(0, 255, 65, 0.01) 26%, transparent 27%, transparent 74%, rgba(0, 255, 65, 0.01) 75%, rgba(0, 255, 65, 0.01) 76%, transparent 77%, transparent);
    background-size: 100% 100%, 50px 50px;
    pointer-events: none;
    z-index: 1;
}

.scanlines {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 3;
    opacity: 0.05;
}

.scanlines::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        to bottom,
        transparent 50%,
        rgba(0, 255, 65, 0.5) 50%
    );
    background-size: 100% 4px;
    animation: scanlines 8s linear infinite;
}

@keyframes scanlines {
    0% {
        transform: translateY(0);
    }
    100% {
        transform: translateY(10px);
    }
}

.particle-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
}

.particle {
    position: absolute;
    width: 1px;
    height: 1px;
    background: var(--primary-color);
    opacity: 0;
    animation: float-up 15s linear infinite;
}

@keyframes float-up {
    0% {
        opacity: 0;
        transform: translateY(100vh) scale(0);
    }
    10% {
        opacity: 0.6;
    }
    50% {
        opacity: 0.3;
        transform: translateY(50vh) scale(1);
    }
    100% {
        opacity: 0;
        transform: translateY(-10vh) scale(0.5);
    }
}

.container {
    position: relative;
    z-index: 2;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.content {
    text-align: center;
    max-width: 800px;
    width: 100%;
    animation: bootUp 0.5s ease-out;
}

@keyframes bootUp {
    from {
        opacity: 0;
        transform: scale(0.98);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.logo-wrapper {
    position: relative;
    display: inline-block;
    margin-bottom: 4rem;
}

.logo {
    font-size: clamp(3rem, 10vw, 5rem);
    font-weight: 700;
    letter-spacing: 0.1em;
    color: var(--text-primary);
    text-shadow: 
        0 0 10px rgba(0, 255, 65, 0.5),
        0 0 20px rgba(0, 255, 65, 0.3),
        0 0 30px rgba(0, 255, 65, 0.2);
    position: relative;
    animation: flicker 2s infinite alternate;
}

@keyframes flicker {
    0%, 100% {
        opacity: 1;
    }
    92% {
        opacity: 1;
    }
    92.5% {
        opacity: 0.6;
    }
    93% {
        opacity: 1;
    }
    94% {
        opacity: 0.6;
    }
    94.5% {
        opacity: 1;
    }
}

.logo-accent {
    position: absolute;
    bottom: -10px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--primary-color);
    box-shadow: 0 0 10px var(--primary-color);
    animation: scan 3s ease-in-out infinite;
}

@keyframes scan {
    0%, 100% {
        transform: scaleX(0);
        transform-origin: left;
    }
    50% {
        transform: scaleX(1);
        transform-origin: left;
    }
    50.01% {
        transform-origin: right;
    }
    100% {
        transform: scaleX(0);
        transform-origin: right;
    }
}

.terminal-window {
    background: var(--terminal-bg);
    border: 2px solid var(--terminal-border);
    box-shadow: 
        0 0 20px rgba(0, 255, 65, 0.3),
        inset 0 0 20px rgba(0, 255, 65, 0.05);
    max-width: 500px;
    margin: 0 auto;
}

.terminal-header {
    background: var(--terminal-border);
    padding: 0.5rem 1rem;
    border-bottom: 2px solid var(--terminal-border);
}

.terminal-title {
    font-family: 'JetBrains Mono', 'Courier New', monospace;
    font-size: 0.875rem;
    color: var(--terminal-bg);
    font-weight: 700;
    letter-spacing: 0.05em;
}

.terminal-body {
    padding: 1.5rem;
    min-height: 80px;
    display: flex;
    align-items: center;
    font-family: 'JetBrains Mono', 'Courier New', monospace;
    font-size: 1.125rem;
}

.prompt {
    color: var(--primary-color);
    margin-right: 0.5rem;
    font-weight: 700;
}

.command {
    color: var(--primary-color);
    letter-spacing: 0.05em;
}

.cursor {
    color: var(--primary-color);
    animation: blink 1s infinite;
    font-weight: 700;
    margin-left: 2px;
}

@keyframes blink {
    0%, 50% {
        opacity: 1;
    }
    51%, 100% {
        opacity: 0;
    }
}

@media (max-width: 640px) {
    .logo {
        font-size: clamp(2rem, 12vw, 3rem);
    }
    
    .terminal-window {
        margin: 0 1rem;
    }
    
    .terminal-body {
        font-size: 1rem;
        padding: 1rem;
    }
}