:root {
    --bg-color: #000000;
    --text-color: #ffffff;
    --accent-color: #ffffff;
}

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

body {
    background: radial-gradient(circle at center, #0f172a 0%, #000000 100%);
    color: var(--text-color);
    font-family: 'Outfit', sans-serif;
    height: 100vh;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

#stars-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
}

.star {
    position: absolute;
    background: white;
    border-radius: 50%;
    animation: twinkle var(--duration) ease-in-out infinite;
    opacity: var(--opacity);
}

@keyframes twinkle {

    0%,
    100% {
        opacity: var(--opacity);
        transform: scale(1);
    }

    50% {
        opacity: 0.2;
        transform: scale(0.8);
    }
}

.content {
    position: relative;
    z-index: 10;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    width: 100%;
}

/* --- TEXT & BUTTON --- */
.text-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
}

.text-container h1 {
    font-size: 4rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5em;
    color: white;
    text-shadow: 0 0 30px rgba(255, 255, 255, 0.3);
    margin: 0;
}

.text-container p {
    font-size: 1.2rem;
    font-weight: 300;
    color: #888;
    letter-spacing: 0.2em;
    margin-bottom: 2rem;
}

.download-btn {
    position: relative;
    display: inline-flex;
    justify-content: center;
    align-items: center;
    padding: 20px 50px;
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 3px;
    font-size: 0.9rem;
    color: white;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.5s ease;
    backdrop-filter: blur(5px);
    overflow: hidden;
}

.download-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: 0.5s;
}

.download-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: white;
    box-shadow: 0 0 40px rgba(255, 255, 255, 0.1);
}

.download-btn:hover::before {
    left: 100%;
}