:root {
    --bg-color: #0f0f0f;
    --card-bg: #161616;
    --accent-color: #ffffff;
    --text-dim: #a0a0a0;
    --warning-gold: #ffcc00;
}

body {
    margin: 0;
    font-family: 'Consolas', 'Monaco', monospace;
    background-color: var(--bg-color);
    color: white;
    line-height: 1.6;
}

.container { width: 80%; max-width: 1000px; margin: auto; }

/* Navigation */
nav {
    padding: 20px 0;
    border-bottom: 1px solid #333;
    position: sticky;
    top: 0;
    background: rgba(15, 15, 15, 0.9);
    backdrop-filter: blur(10px);
    z-index: 100;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 80%;
    margin: auto;
}

.logo-text { font-weight: bold; font-size: 1.2rem; letter-spacing: 1px; }

.links a {
    color: var(--text-dim);
    text-decoration: none;
    margin-left: 25px;
    transition: 0.3s;
}

.links a:hover { color: white; }

.github-btn {
    background: white;
    color: black !important;
    padding: 8px 15px;
    border-radius: 5px;
    font-weight: bold;
}

/* Header */
header {
    text-align: center;
    padding: 80px 20px;
}

.main-logo { width: 120px; margin-bottom: 20px; border-radius: 20px; }

h1 { font-size: 3.5rem; margin: 0; }

.subtitle { color: var(--text-dim); font-size: 1.2rem; }

.badge {
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    margin: 0 5px;
    border: 1px solid #444;
}

.alpha { border-color: var(--warning-gold); color: var(--warning-gold); }

/* Sections */
.warning { background: #1a1500; padding: 20px; border-left: 5px solid var(--warning-gold); margin: 40px 0; }

.features { padding: 60px 0; }

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin-top: 40px;
}

.card {
    background: var(--card-bg);
    padding: 30px;
    border-radius: 12px;
    border: 1px solid #222;
    transition: 0.3s;
}

.card:hover { transform: translateY(-5px); border-color: #444; }

.card i { font-size: 2rem; margin-bottom: 15px; }

.app-screenshot {
    width: 100%;
    border-radius: 15px;
    border: 1px solid #333;
    margin-top: 30px;
    box-shadow: 0 20px 50px rgba(0,0,0,0.5);
}

footer {
    text-align: center;
    padding: 60px 20px;
    border-top: 1px solid #222;
    color: var(--text-dim);
    font-size: 0.9rem;
}

@media (max-width: 768px) {
    h1 { font-size: 2.5rem; }
    .nav-container { flex-direction: column; gap: 15px; }
}