:root {
    --bg-color: #0d1117;
    --card-bg: #161b22;
    --accent: #00ff9d; /* Matrix Green */
    --accent-dim: #008f58;
    --text-main: #e6edf3;
    --text-dim: #8b949e;
    --border: #30363d;
    --error: #ff7b72;
}

* { box-sizing: border-box; font-family: 'Courier New', Courier, monospace; }

body {
    background-color: var(--bg-color);
    color: var(--text-main);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin: 0;
    padding: 20px;
}

.container {
    width: 100%;
    max-width: 700px;
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 12px;
    box-shadow: 0 0 20px rgba(0, 255, 157, 0.1);
    padding: 40px;

}

h1 {
    text-align: center;
    color: var(--accent);
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 1.8rem;
}


a {
    text-align: center;
    color: var(--accent);
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 1.8rem;
}





p.subtitle {
    text-align: center;
    color: var(--text-dim);
    font-size: 0.9rem;
    margin-bottom: 30px;
    border-bottom: 1px dashed var(--border);
    padding-bottom: 20px;
}


.input-group {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
    margin-bottom: 25px;
}

.input-wrapper label {
    display: block;
    font-size: 0.8rem;
    color: var(--text-dim);
    margin-bottom: 5px;
}

input {
    width: 100%;
    background: var(--bg-color);
    border: 1px solid var(--border);
    color: var(--accent);
    padding: 12px;
    border-radius: 6px;
    font-size: 1.1rem;
    text-align: center;
    transition: all 0.3s ease;
}

input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 8px rgba(0, 255, 157, 0.3);
}

button#generate-btn {
    width: 100%;
    background: var(--accent-dim);
    color: #fff;
    border: none;
    padding: 15px;
    border-radius: 6px;
    font-size: 1rem;
    cursor: pointer;
    text-transform: uppercase;
    font-weight: bold;
    transition: background 0.2s;
}

button#generate-btn:hover {
    background: var(--accent);
    color: var(--bg-color);
}

button#generate-btn:disabled {
    background: var(--border);
    cursor: not-allowed;
    color: var(--text-dim);
}

.output-area {
    margin-top: 30px;
    position: relative;
    display: none; /* Hidden by default */
}

pre {
    background: #000;
    border: 1px solid var(--border);
    padding: 20px;
    border-radius: 8px;
    overflow-x: auto;
    color: #a5d6ff;
    font-size: 0.9rem;
    max-height: 400px;
}

.copy-btn {
    position: absolute;
    top: 10px;
    right: 10px;
    background: var(--border);
    border: none;
    color: var(--text-main);
    padding: 5px 10px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.8rem;
    display: flex;
    align-items: center;
    gap: 5px;
}

.copy-btn:hover {
    background: var(--accent);
    color: var(--bg-color);
}

.status {
    text-align: center;
    margin-top: 15px;
    font-size: 0.9rem;
    min-height: 1.2em;
}

.status.loading { color: var(--accent); animation: blink 1s infinite; }
.status.error { color: var(--error); }

@keyframes blink { 50% { opacity: 0.5; } }

@media (max-width: 600px) {
    .input-group { grid-template-columns: 1fr; }
}