:root {
    --star-bg: #0b0c10;
    --star-text: #e0e0e0;
    --star-primary: #4ecca3;
    --star-secondary: #e94560;
    --star-accent: #16213e;
    --star-surface: #1a1a2e;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
body {
    background-color: var(--star-bg); color: var(--star-text);
    font-family: 'Trebuchet MS', 'Lucida Sans Unicode', 'Lucida Grande', 'Lucida Sans', Arial, sans-serif;
    line-height: 1.6;
    background-image: 
        radial-gradient(white, rgba(255,255,255,.2) 2px, transparent 40px),
        radial-gradient(white, rgba(255,255,255,.15) 1px, transparent 30px),
        radial-gradient(white, rgba(255,255,255,.1) 2px, transparent 40px);
    background-size: 550px 550px, 350px 350px, 250px 250px; 
    background-position: 0 0, 40px 60px, 130px 270px;
    animation: star-drift 100s linear infinite;
}
@keyframes star-drift {
    from { background-position: 0 0, 40px 60px, 130px 270px; }
    to { background-position: -550px -550px, -310px -290px, -120px -280px; }
}
a { text-decoration: none; color: inherit; }

.star-container { max-width: 1100px; margin: 0 auto; padding: 30px; position: relative; z-index: 1;}

/* Header */
.star-header {
    display: flex; justify-content: space-between; align-items: center;
    padding: 20px 0; border-bottom: 1px solid rgba(78, 204, 163, 0.3);
    margin-bottom: 50px;
}
.star-brand {
    font-size: 32px; font-weight: bold; color: var(--star-primary);
    text-shadow: 0 0 10px rgba(78, 204, 163, 0.5);
    display: flex; align-items: center; gap: 10px;
}
.star-brand::before { content: '🌌'; font-size: 36px; }
.star-nav { display: flex; gap: 25px; }
.star-nav a {
    font-size: 16px; color: var(--star-text); text-transform: uppercase;
    letter-spacing: 1px; transition: all 0.3s;
}
.star-nav a:hover, .star-nav a.active { color: var(--star-primary); text-shadow: 0 0 8px rgba(78, 204, 163, 0.8); }

/* Hero */
.star-hero {
    text-align: center; padding: 80px 20px; margin-bottom: 60px;
    background: radial-gradient(circle at center, var(--star-accent) 0%, transparent 70%);
}
.star-hero h1 {
    font-size: 56px; font-weight: 900; margin-bottom: 20px;
    color: #fff; text-shadow: 0 0 20px var(--star-primary);
    letter-spacing: 2px;
}
.star-hero p { font-size: 20px; color: #ccc; margin-bottom: 40px; max-width: 700px; margin-left: auto; margin-right: auto;}
.btn-star {
    display: inline-block; padding: 15px 40px; font-size: 18px; font-weight: bold;
    color: var(--star-bg); background: var(--star-primary); border-radius: 30px;
    transition: all 0.3s; box-shadow: 0 0 20px rgba(78, 204, 163, 0.4); margin: 0 10px;
    text-transform: uppercase; letter-spacing: 1px;
}
.btn-star:hover { background: #fff; box-shadow: 0 0 30px rgba(255, 255, 255, 0.6); transform: scale(1.05);}
.btn-star-alt {
    display: inline-block; padding: 15px 40px; font-size: 18px; font-weight: bold;
    color: var(--star-primary); background: transparent; border: 2px solid var(--star-primary);
    border-radius: 30px; transition: all 0.3s; margin: 0 10px;
    text-transform: uppercase; letter-spacing: 1px;
}
.btn-star-alt:hover { background: rgba(78, 204, 163, 0.1); box-shadow: 0 0 15px rgba(78, 204, 163, 0.3);}

/* Stats */
.star-stats {
    display: flex; justify-content: space-around; margin-bottom: 80px;
    background: rgba(26, 26, 46, 0.8); padding: 40px 20px; border-radius: 15px;
    border: 1px solid rgba(78, 204, 163, 0.2); backdrop-filter: blur(5px);
}
.ss-item { text-align: center; }
.ss-val { font-size: 48px; font-weight: bold; color: var(--star-secondary); margin-bottom: 5px; text-shadow: 0 0 15px rgba(233, 69, 96, 0.5);}
.ss-lbl { font-size: 16px; color: var(--star-text); text-transform: uppercase; letter-spacing: 2px;}

/* Grid */
.star-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; margin-bottom: 80px;}
.sg-card {
    background: rgba(26, 26, 46, 0.8); padding: 40px 30px; border-radius: 15px;
    text-align: center; border: 1px solid rgba(78, 204, 163, 0.2);
    transition: all 0.3s; backdrop-filter: blur(5px);
}
.sg-card:hover { transform: translateY(-10px); border-color: var(--star-primary); box-shadow: 0 10px 30px rgba(78, 204, 163, 0.2);}
.sg-icon {
    font-size: 50px; margin-bottom: 20px; color: var(--star-primary);
    text-shadow: 0 0 15px rgba(78, 204, 163, 0.5);
}
.sg-card h3 { font-size: 22px; margin-bottom: 15px; color: #fff;}
.sg-card p { font-size: 15px; color: #ccc; text-align: justify;}

/* Nodes */
.star-nodes { margin-bottom: 80px; text-align: center;}
.star-nodes h2 { font-size: 32px; margin-bottom: 40px; color: #fff; text-shadow: 0 0 10px var(--star-primary);}
.node-galaxy { display: flex; flex-wrap: wrap; justify-content: center; gap: 20px;}
.n-star {
    padding: 15px 30px; background: rgba(26, 26, 46, 0.8); border-radius: 30px;
    font-size: 16px; font-weight: bold; color: #fff; border: 1px solid rgba(233, 69, 96, 0.3);
    box-shadow: 0 0 10px rgba(233, 69, 96, 0.2); transition: all 0.3s;
}
.n-star:hover { border-color: var(--star-secondary); box-shadow: 0 0 20px rgba(233, 69, 96, 0.5); transform: scale(1.05);}
.n-star span { color: var(--star-secondary); margin-left: 10px;}

/* FAQ */
.star-faq { margin-bottom: 80px; max-width: 800px; margin-left: auto; margin-right: auto;}
.star-faq h2 { font-size: 32px; margin-bottom: 40px; text-align: center; color: #fff; text-shadow: 0 0 10px var(--star-primary);}
.faq-item { margin-bottom: 25px; background: rgba(26, 26, 46, 0.8); padding: 25px; border-radius: 15px; border-left: 4px solid var(--star-primary);}
.fq-q { font-size: 18px; font-weight: bold; color: var(--star-primary); margin-bottom: 10px;}
.fq-a { font-size: 16px; color: #ccc;}

footer { text-align: center; padding: 40px 0; border-top: 1px solid rgba(78, 204, 163, 0.3); color: #888; letter-spacing: 1px;}

@media (max-width: 900px) {
    .star-header { flex-direction: column; gap: 20px; }
    .star-hero h1 { font-size: 40px; }
    .star-stats { flex-direction: column; gap: 30px; }
    .star-grid { grid-template-columns: 1fr; }
    .btn-star, .btn-star-alt { display: block; margin: 15px auto; width: 80%;}
}