:root {
    --bg-dark: #0a0a0a;
    --text-white: #ffffff;
    --accent-red: #8A0303;
    --accent-red-glow: rgba(138, 3, 3, 0.7);
    --grid-color: rgba(255, 255, 255, 0.03);
}

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

body {
    background-color: var(--bg-dark);
    color: var(--text-white);
    font-family: 'Roboto', sans-serif;
    overflow-x: hidden;
}

/* Background Logic */
.background-container {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.9)), url('background.jpg') no-repeat center center;
    background-size: cover;
    z-index: -2;
}

.grid-overlay {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background-image: linear-gradient(var(--grid-color) 1px, transparent 1px), linear-gradient(90deg, var(--grid-color) 1px, transparent 1px);
    background-size: 50px 50px;
    z-index: -1;
}

/* Header & Logo */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 5%;
    background: rgba(10, 10, 10, 0.9);
    border-bottom: 1px solid rgba(138, 3, 3, 0.3);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0; z-index: 100;
}

.logo img {
    height: 80px; /* High visibility scaling */
    width: auto;
    display: block;
}

.nav-links { display: flex; list-style: none; }

.nav-links li a {
    text-decoration: none;
    color: var(--text-white);
    font-family: 'Orbitron', sans-serif;
    font-size: 0.8rem;
    padding: 0.5rem 1.2rem;
    letter-spacing: 2px;
    transition: 0.3s;
}

.nav-links li a:hover, .nav-links li a.active {
    color: var(--accent-red);
    text-shadow: 0 0 10px var(--accent-red-glow);
}

.login-btn {
    border: 1px solid var(--accent-red);
    padding: 0.6rem 1.5rem;
    color: var(--text-white);
    text-decoration: none;
    font-family: 'Orbitron', sans-serif;
    transition: 0.4s;
}

.login-btn:hover { background: var(--accent-red); box-shadow: 0 0 15px var(--accent-red); }

/* Hero Section */
.hero {
    height: calc(100vh - 130px);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 0 10%;
}

.hero-content h1 {
    font-family: 'Orbitron', sans-serif;
    font-size: clamp(1.5rem, 6vw, 4rem);
    letter-spacing: 8px;
    line-height: 1.2;
}

.red-text { color: var(--accent-red); }

/* Module/Sub-Page Support */
.content-wrapper { max-width: 1100px; margin: 4rem auto; padding: 0 5%; }
.divider { height: 2px; background: linear-gradient(90deg, var(--accent-red), transparent); margin: 1rem 0 3rem 0; }
.grid-layout { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 2rem; }
.info-card { background: rgba(26, 26, 26, 0.7); border-left: 3px solid var(--accent-red); padding: 2rem; backdrop-filter: blur(5px); }
.info-card h3 { font-family: 'Orbitron', sans-serif; color: var(--accent-red); margin-bottom: 1rem; }

footer { text-align: center; padding: 2rem; font-size: 0.7rem; color: #444; font-family: 'Orbitron', sans-serif; }