body {
    margin: 0;
    background: #0b0f14;
    color: #fff;
    font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", Roboto, sans-serif;
    text-align: center;
}

.content {
    padding: 20px;
    max-width: 420px;
    margin: auto;
}

h1, h3 {
    color: #00b3ff;
    font-weight: 700;
}

.block {
    background: rgba(255,255,255,0.04);
    border-radius: 14px;
    padding: 16px;
    margin-top: 18px;
    font-size: 14px;
}

.img {
    width: 100%;
    border-radius: 12px;
    margin-top: 10px;
}

.btn {
    margin: 28px 0;
    padding: 14px;
    width: 100%;
    border-radius: 14px;
    background: #00b3ff;
    color: #000;
    font-weight: 800;
    border: none;
    cursor: pointer;
    font-size: 16px;
}

.lang-overlay {
    position: fixed;
    inset: 0;
    background: #000A;
    display: flex;
    justify-content: center;
    align-items: center;
}

.lang-box {
    background: #121722;
    padding: 24px;
    border-radius: 20px;
    width: 280px;
}

.lang-btn {
    width: 100%;
    background: #00b3ff;
    border-radius: 12px;
    padding: 12px;
    border: none;
    margin-top: 12px;
    cursor: pointer;
    color: #001018;
    font-weight: 700;
}