body {
    margin: 0;
    padding: 20px;
    min-height: 100vh;
    font-family: 'Segoe UI', sans-serif;
    background-position: center;
    background-repeat: no-repeat;
    color: #fff;
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    box-sizing: border-box;
    position: relative;
    overflow: hidden;
    background-color: #000;
}

.lock-video {
    position: fixed;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
}

.lock-container {
    background-color: rgba(0, 0, 0, 0.6);
    padding: 3rem;
    margin: 0 auto;
    max-width: 700px;
    border-radius: 10px;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.35);
    position: relative;
    z-index: 1;
}

.lock-container h1 {
    font-size: 2.5em;
    margin-bottom: 20px;
}

.lock-container p {
    font-size: 1.2em;
}

.lock-pdf {
    margin-top: 1.5rem;
    text-align: left;
}

.lock-pdf iframe {
    width: 100%;
    min-height: 420px;
    border: 0;
    border-radius: 8px;
    background: #fff;
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.15);
}

.lock-pdf-link {
    margin-top: 0.5rem;
    text-align: right;
}

.lock-pdf-link a {
    color: #fff;
    text-decoration: underline;
}