/* Trading Desk -- Chat UI */

.desk-top-bar {
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    padding: 12px 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}
.desk-left {
    display: flex;
    align-items: center;
    gap: 12px;
}
.desk-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--blue);
    letter-spacing: 0.5px;
}
.desk-right {
    display: flex;
    align-items: center;
    gap: 8px;
}
.engine-badge {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    padding: 4px 10px;
    border-radius: 4px;
    letter-spacing: 0.5px;
}
.engine-badge.online { background: var(--green-dim); color: var(--green); }
.engine-badge.offline { background: var(--red-dim); color: var(--red); }

/* Main layout */
.desk-layout {
    display: flex;
    flex-direction: column;
    height: calc(100vh - 53px);
    max-width: 900px;
    margin: 0 auto;
    padding: 0;
}

/* Chat input bar */
.chat-input-bar {
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    padding: 10px 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.agent-select {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 10px 12px;
    font-size: 14px;
    font-family: var(--sans);
    min-width: 120px;
    cursor: pointer;
}
.agent-select:focus { outline: none; border-color: var(--accent); }

.chat-input {
    flex: 1;
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 10px 14px;
    font-size: 14px;
    font-family: var(--sans);
}
.chat-input:focus { outline: none; border-color: var(--accent); }
.chat-input::placeholder { color: var(--text-muted); }

.send-btn {
    background: var(--accent);
    color: #fff;
    border: none;
    border-radius: 6px;
    padding: 10px 18px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    white-space: nowrap;
    min-width: 48px;
    min-height: 44px;
}
.send-btn:hover { opacity: 0.9; }
.send-btn:disabled { opacity: 0.4; cursor: not-allowed; }

/* Chat messages area */
.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.chat-msg {
    max-width: 85%;
    padding: 10px 14px;
    border-radius: 8px;
    font-size: 14px;
    line-height: 1.5;
    word-wrap: break-word;
    white-space: pre-wrap;
}

/* User messages */
.chat-msg.user {
    align-self: flex-end;
    background: var(--blue-dim);
    border: 1px solid var(--border);
    color: var(--text-primary);
}
.chat-msg.user .msg-meta { text-align: right; }

/* Agent messages with colored left border */
.chat-msg.agent {
    align-self: flex-start;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-left: 3px solid var(--border);
    color: var(--text-primary);
}
.chat-msg.agent.victor { border-left-color: var(--blue); }
.chat-msg.agent.jade { border-left-color: var(--green); }
.chat-msg.agent.omar { border-left-color: var(--red); }
.chat-msg.agent.priya { border-left-color: #a371f7; }
.chat-msg.agent.reese { border-left-color: #f0883e; }

.chat-msg.agent.error {
    border-left-color: var(--red);
    background: var(--red-dim);
}

.msg-meta {
    font-size: 11px;
    color: var(--text-muted);
    margin-bottom: 4px;
    display: flex;
    align-items: center;
    gap: 6px;
}
.msg-agent-name {
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}
.msg-agent-name.victor { color: var(--blue); }
.msg-agent-name.jade { color: var(--green); }
.msg-agent-name.omar { color: var(--red); }
.msg-agent-name.priya { color: #a371f7; }
.msg-agent-name.reese { color: #f0883e; }

.msg-body { margin: 0; }

/* Loading indicator */
.chat-msg.loading {
    align-self: flex-start;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-left: 3px solid var(--text-muted);
    color: var(--text-muted);
    font-style: italic;
}

@keyframes pulse-dots {
    0%, 80%, 100% { opacity: 0.3; }
    40% { opacity: 1; }
}
.loading-dots span {
    animation: pulse-dots 1.4s infinite ease-in-out both;
}
.loading-dots span:nth-child(1) { animation-delay: 0s; }
.loading-dots span:nth-child(2) { animation-delay: 0.2s; }
.loading-dots span:nth-child(3) { animation-delay: 0.4s; }

/* Bottom panels */
.desk-bottom {
    border-top: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    max-height: 280px;
    overflow: hidden;
    flex-shrink: 0;
}

.bottom-section {
    border-bottom: 1px solid var(--border);
    padding: 10px 16px;
}
.bottom-section:last-child { border-bottom: none; }

.bottom-header {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-secondary);
    margin-bottom: 6px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.status-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 6px;
}

.status-item { font-family: var(--mono); font-size: 12px; }
.status-label {
    color: var(--text-muted);
    font-size: 10px;
    text-transform: uppercase;
}
.status-val { color: var(--text-primary); }

.log-lines {
    font-family: var(--mono);
    font-size: 11px;
    color: var(--text-secondary);
    line-height: 1.4;
    max-height: 110px;
    overflow-y: auto;
}
.log-lines div {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Mobile-first responsive */
@media (max-width: 600px) {
    .desk-top-bar { padding: 8px 12px; }
    .desk-title { font-size: 15px; }
    .chat-input-bar { padding: 8px 12px; flex-wrap: wrap; }
    .agent-select { min-width: 100px; font-size: 13px; padding: 8px; }
    .chat-input { font-size: 16px; padding: 8px 10px; }
    .send-btn { padding: 8px 14px; }
    .chat-messages { padding: 12px; }
    .chat-msg { max-width: 92%; font-size: 13px; }
    .desk-layout { height: calc(100dvh - 53px); }
}