:root {
    --bg-gradient: linear-gradient(135deg, #0f2027, #203a43, #2c5364);
    --glass-bg: rgba(255, 255, 255, 0.08);
    --glass-border: rgba(255, 255, 255, 0.15);
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.75);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
}

body {
    min-height: 100vh;
    background: var(--bg-gradient);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: var(--text-primary);
    padding: 20px;
}

.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 18px;
    padding: 50px 60px;
    text-align: center;
    max-width: 520px;
    width: 100%;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
    animation: fadeUp 1s ease-out;
}

.logo {
    max-width: 300px;
    margin-bottom: 30px;

    border-radius: 16px;
    padding: 10px;

    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.35);

    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%   { transform: translateY(0); }
    50%  { transform: translateY(-6px); }
    100% { transform: translateY(0); }
}

h1 {
    font-size: 2.2rem;
    font-weight: 600;
    margin-bottom: 12px;
}

.tagline {
    color: var(--text-secondary);
    font-size: 1.05rem;
    line-height: 1.6;
    margin-bottom: 35px;
}

.countdown {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 15px;
    margin-bottom: 30px;
}

.countdown div {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 18px 10px;
}

.countdown span {
    font-size: 1.9rem;
    font-weight: 600;
    display: block;
}

.countdown small {
    font-size: 0.8rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-secondary);
}

.launch-date {
    font-size: 0.95rem;
    color: var(--text-secondary);
}

footer {
    margin-top: 25px;
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.4);
}

/* Animations */
@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Mobile tweaks */
@media (max-width: 480px) {
    .glass-card {
        padding: 35px 25px;
    }

    h1 {
        font-size: 1.8rem;
    }

    .countdown {
        grid-template-columns: repeat(2, 1fr);
    }
}