* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background: #000;
    color: #fff;
    font-family: "Courier New", "Consolas", monospace;
    height: 100vh;
    padding: 20px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.container {
    max-width: 900px;
    width: 100%;
    line-height: 1.2;
}

h1 {
    color: #fff;
    font-size: 1.4rem;
    margin-bottom: 0.8rem;
    font-weight: 400;
}

p {
    margin-bottom: 0.5rem;
    font-size: 1rem;
}

.prompt {
    color: #aaa;
    margin-right: 8px;
}

.footer {
    margin-top: 0.5rem;
    opacity: 0.7;
    font-size: 0.85rem;
}

a {
    color: #fff;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

.cursor {
    display: inline-block;
    width: 8px;
    height: 1rem;
    background: #fff;
    animation: blink 0.8s step-end infinite;
    vertical-align: middle;
}

@keyframes blink {
    from,
    to {
        opacity: 1;
    }
    50% {
        opacity: 0;
    }
}

.typing {
    opacity: 0;
}

.typing.revealed {
    opacity: 1;
}

.chart {
    font-family: "Courier New", monospace;
    white-space: pre;
    margin-bottom: 0;
    line-height: 1.4;
}

#email-form {
    margin-bottom: 1rem;
}

#email-form form {
    display: flex;
    gap: 0;
    align-items: center;
}

.smtp-lt,
.smtp-gt {
    color: #fff;
    font-size: 1rem;
    font-family: "Courier New", "Consolas", monospace;
}

#email-input {
    background: #000;
    border: none;
    border-bottom: 1px solid #fff;
    color: #fff;
    font-family: "Courier New", "Consolas", monospace;
    font-size: 1rem;
    padding: 0.2rem 0.5rem;
    width: 300px;
}

#email-input:focus {
    outline: none;
    border-bottom-color: #aaa;
}

#email-input::placeholder {
    color: #333;
}

button[type="submit"] {
    background: transparent;
    color: #fff;
    border: 1px solid #fff;
    font-family: "Courier New", "Consolas", monospace;
    font-size: 0.9rem;
    padding: 0.3rem 1rem;
    cursor: pointer;
    margin-left: 1rem;
    transition: all 0.2s;
}

button[type="submit"]:hover {
    background: #fff;
    color: #000;
}

button[type="submit"]:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

#form-status {
    margin-bottom: 0.5rem;
    font-size: 1rem;
}