@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;600;800&display=swap');

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    font-family: 'Inter', sans-serif;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    color: #f8fafc;
    display: flex;
    align-items: center;
    justify-content: center;
}

.app {
    max-width: 600px;
    width: 90%;
    padding: 3rem 2rem;
    text-align: center;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(10px);
}

h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    margin-bottom: 2.5rem;
    line-height: 1.1;
    background: linear-gradient(to right, #fff, #94a3b8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -0.02em;
}

p {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: rgba(203, 213, 225, 0.9);
    line-height: 1.6;
    margin-bottom: 4rem;
    font-weight: 400;
}

@media (max-width: 480px) {
    .app {
        padding: 2rem 1.5rem;
    }
}