body {
    font-family: 'Courier New', monospace;
    background: #151515;
    color: #03a04a;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    overflow: hidden;
    user-select: none;
}
.matrix-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}
.container {
    text-align: center;
    padding: 1.5rem;
    border: 2px solid #03a04a;
    border-radius: 10px;
    animation: glow 2s infinite alternate;
    background: rgba(26, 26, 26, 0.9);
    backdrop-filter: blur(2px);
    margin: 1rem;
    max-width: 90vw;
    word-wrap: break-word;
}
@keyframes glow {
    from {
        box-shadow: 0 0 10px #03a04a;
    }
    to {
        box-shadow: 0 0 20px #03a04a;
    }
}
h1 {
    font-size: clamp(1.5rem, 5vw, 3rem);
    word-break: break-word;
    hyphens: auto;
}
p {
    margin-top: 3.5rem;
    font-size: clamp(0.9rem, 3vw, 1.1rem);
    line-height: 1.4;
}
.caret {
    margin-bottom: 2.5rem;
}
.input-wrapper {
    position: relative;
    display: inline-block;
    cursor: default;
}
.decrypt-input {
    background: transparent;
    border: none;
    color: #03a04a;
    font-family: 'Courier New', monospace;
    font-size: inherit;
    width: 100px;
    outline: none;
    caret-color: transparent;
    user-select: text;
    -webkit-user-select: text;
    -moz-user-select: text;
    -ms-user-select: text;
    cursor: default;
}
.decrypt-input::placeholder {
    color: rgba(3, 160, 74, 0.5);
}
.decrypt-input::selection {
    background: rgba(3, 160, 74, 0.5);
    color: #03a04a;
}
.decrypt-input::-moz-selection {
    background: rgba(3, 160, 74, 0.5);
    color: #03a04a;
}
.custom-caret {
    position: absolute;
    display: none;
    color: #03a04a;
    font-weight: bold;
    animation: caret-blink 1s step-end infinite;
    margin-left: 1px;
    cursor: text;
}
@keyframes caret-blink {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0;
    }
}
.email-link {
    caret: pointer;
    text-decoration: underline;
    color: #03a04a;
}
.email-link:hover {
    color: #04c95d;
}
@media screen and (max-width: 480px) {
    .container {
        padding: 1rem;
    }
    p {
        margin-top: 1.5rem;
    }
}