.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.modal-overlay.active {
    display: flex;
}

.modal-window {
    background-color: var(--terminal-bg);
    border: 2px solid var(--terminal-border);
    max-width: 600px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
    padding: 20px;
    position: relative;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 1px dashed var(--terminal-border);
}

.modal-title {
    color: var(--terminal-highlight);
    font-size: 18px;
    font-weight: bold;
}

.modal-close {
    color: var(--terminal-fg);
    font-size: 20px;
    cursor: pointer;
    padding: 0 5px;
    background: none;
    border: none;
    font-family: var(--terminal-font);
}

.modal-close:hover {
    background-color: var(--terminal-fg);
    color: var(--terminal-bg);
}

.modal-content {
    color: var(--terminal-fg);
    line-height: 1.6;
}

.modal-content h3 {
    color: var(--terminal-highlight);
    margin: 15px 0 10px 0;
    font-size: 16px;
}

.modal-content kbd {
    background-color: var(--terminal-dim);
    color: var(--terminal-bg);
    padding: 2px 6px;
    margin: 0 2px;
    border-radius: 2px;
    font-family: var(--terminal-font);
    display: inline-block;
}

.modal-content ul {
    list-style: none;
    padding-left: 20px;
}

.modal-content ul li::before {
    content: '> ';
    color: var(--terminal-highlight);
    margin-left: -15px;
    margin-right: 5px;
}

.modal-footer {
    margin-top: 20px;
    padding-top: 10px;
    border-top: 1px dashed var(--terminal-border);
    text-align: center;
    color: var(--terminal-dim);
    font-size: 12px;
}