body {
    margin: 0;
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background-color: #0f172a;
    color: #f8fafc;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    box-sizing: border-box;
}

.card {
    max-width: 600px;
    width: 100%;
    background: #1e293b;
    border: 1px solid #334155;
    border-radius: 16px;
    padding: 40px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
    text-align: center;
}

.tag {
    display: inline-block;
    font-size: 0.85rem;
    font-weight: 800;
    color: #38bdf8;
    background: rgba(56, 189, 248, 0.1);
    padding: 6px 14px;
    border-radius: 99px;
    margin-bottom: 20px;
    letter-spacing: 1.5px;
    text-transform: uppercase;
}

h1 {
    font-size: clamp(1.5rem, 4.5vw, 2.2rem);
    font-weight: 800;
    line-height: 1.25;
    margin: 0 0 20px 0;
    color: #ffffff;
}

.slogan {
    font-size: clamp(1rem, 3vw, 1.15rem);
    color: #94a3b8;
    line-height: 1.6;
    margin: 0;
}