/* --- Basic Reset & Global Styles --- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Poppins', sans-serif;
    color: #ffffff;
    background-color: #0c0a1f; /* Fallback color for older browsers */

    /* The background image from the design */
    background-image: url('/images/download-app-bg.png');
    background-size: cover;
    background-position: center;
    background-attachment: fixed; /* Keeps the background static while scrolling */

    min-height: 100vh; /* Ensure body takes full viewport height */

    /* Flexbox properties to center the card perfectly */
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px; /* Adds space on smaller screens */
}

/* --- Main Download Card with Glassmorphism Effect --- */
.download-card {
    background: rgba(23, 23, 43, 0.45); /* Semi-transparent background */
    backdrop-filter: blur(15px); /* The "frosted glass" effect */
    -webkit-backdrop-filter: blur(15px); /* For Safari compatibility */
    border: 1px solid rgba(255, 255, 255, 0.15); /* Subtle border to define the edge */
    border-radius: 24px; /* Rounded corners */

    width: 100%;
    max-width: 420px; /* Maximum width of the card */
    padding: 45px 35px;

    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;

    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3); /* Subtle shadow for depth */
}

/* --- Content Styling --- */
.logo {
    margin-bottom: 20px;
    opacity: 0.9;
}

h1 {
    font-size: clamp(1.8rem, 5vw, 2.2rem); /* Responsive font size */
    font-weight: 600;
    margin-bottom: 8px;
    letter-spacing: 0.5px;
}

.tagline {
    font-size: 1rem;
    font-weight: 300;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 30px;
}

.qr-code {
    width: 75%;
    max-width: 250px;
    height: auto;
    border-radius: 16px;
    border: 6px solid #ffffff;
    margin-bottom: 30px;
}

.instructions {
    font-size: 0.9rem;
    font-weight: 400;
    color: rgba(255, 255, 255, 0.75);
    line-height: 1.6;
    max-width: 300px; /* Keep instruction line length readable */
}