:root {
    --kn-purple: #bc13fe;
    --kn-pink: #ff00ff;
    --kn-cyan: #00ffff;
    --kn-bg: #0a0015;
    --kn-dark: #05000a;
}

/* O wrapper agora preenche 100% da window-body definida no windows.css */
.kn-wrapper {
    display: grid;
    grid-template-columns: 220px 1fr;
    width: 100%; 
    height: 100%;
    background: var(--kn-bg);
    color: var(--kn-cyan);
    font-family: 'Courier New', monospace;
    box-sizing: border-box;
    overflow: hidden;
}

.kn-col-profiles {
    width: 220px;
    height: 100%;
    border-right: 1px solid var(--kn-purple);
    padding: 6px;
    overflow-y: auto;
    background: rgba(0, 0, 0, 0.4);
    display: flex;
    flex-direction: column;
    gap: 6px;
    box-sizing: border-box;
}

.kn-profile-card {
    border: 1px solid rgba(188, 19, 254, 0.3);
    padding: 6px;
    background: rgba(0, 0, 0, 0.2);
}

.kn-profile-info {
    font-size: 12px;
    color: #aaa;
    margin: 4px 0;
    line-height: 1.2;
    text-transform: uppercase;
}

.kn-col-main {
    display: flex;
    flex-direction: column;
    background: #000;
    height: 100%;
    overflow: hidden;
}

.kn-history {
    flex: 1;
    padding: 8px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.kn-msg {
    display: block;
    width: fit-content;
    max-width: 80%;
    padding: 6px 10px;
    font-size: 12px;
    line-height: 1.2;
    word-wrap: break-word;
    white-space: pre-wrap;
    box-sizing: border-box;
}

.kn-msg.in {
    align-self: flex-start;
    border: 1px solid var(--kn-cyan);
    background: rgba(0, 255, 255, 0.05);
    color: var(--kn-cyan);
    margin-right: auto;
}

.kn-msg.out {
    align-self: flex-end;
    border: 1px solid var(--kn-pink);
    background: rgba(255, 0, 255, 0.05);
    color: var(--kn-pink);
    text-align: right;
    margin-left: auto;
}

.kn-opt-btn {
    display: block;
    width: 100%;
    padding: 6px;
    margin-top: 2px;
    background: #000;
    border: 1px solid var(--kn-purple);
    color: var(--kn-cyan);
    cursor: pointer;
    font-size: 12px;
    text-align: left;
}

.kn-opt-btn:hover {
    background: var(--kn-purple);
    color: #fff;
}

.kn-call-btn {
    width: 100%;
    padding: 3px;
    background: transparent;
    border: 1px solid var(--kn-cyan);
    color: var(--kn-cyan);
    cursor: pointer;
    font-size: 11px;
    margin-top: 4px;
}

/* Ajuste Mobile para o Grid */
@media (max-width: 768px) {
    .kn-wrapper { 
        grid-template-columns: 1fr; 
        grid-template-rows: 140px 1fr; 
    }
    .kn-col-profiles { 
        width: 100%; 
        height: 140px; 
        flex-direction: row; 
        border-right: none; 
        border-bottom: 1px solid var(--kn-purple); 
    }
}