:root {
    --bg-color: #0f172a;
    --container-bg: #1e293b;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --accent-color: #3b82f6;
    --accent-hover: #2563eb;
    --user-msg-bg: #3b82f6;
    --user-msg-text: #ffffff;
    --bot-msg-bg: #334155;
    --bot-msg-text: #f8fafc;
    --border-color: #334155;
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    height: 100vh;
    overflow: hidden;
}

/* Dashboard Layout */
.dashboard-layout {
    display: flex;
    height: 100vh;
    width: 100vw;
}

/* Left part: Dashboard Main */
.dashboard-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: 20px;
    background-color: var(--bg-color);
}

.dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 20px;
}

.dashboard-header h2 {
    font-size: 1.5rem;
    font-weight: 600;
}

.controls {
    display: flex;
    align-items: center;
    gap: 12px;
}

.controls label {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.controls select {
    background-color: var(--container-bg);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    padding: 8px 12px;
    border-radius: 8px;
    font-size: 1rem;
    outline: none;
    cursor: pointer;
}

.controls select:focus {
    border-color: var(--accent-color);
}

.chart-container {
    flex: 1;
    border-radius: 12px;
    overflow: hidden;
    background-color: var(--container-bg);
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

/* Right part: Chat Sidebar */
.chat-sidebar {
    width: 380px;
    border-left: 1px solid var(--border-color);
    background-color: var(--container-bg);
    display: flex;
    flex-direction: column;
}

/* Оставляем старые стили для чата, но адаптируем под боковую панель */
.chat-container {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.chat-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 20px;
    background-color: rgba(30, 41, 59, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 10;
}

.header-info h1 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.status {
    font-size: 0.8rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 6px;
}

.status::before {
    content: '';
    display: block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: #ef4444; /* offline */
}

.status.online::before {
    background-color: #10b981; /* online */
}

.header-actions button {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 6px;
    border-radius: 6px;
    transition: all 0.2s ease;
}

.header-actions button:hover {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
}

.header-actions svg {
    width: 18px;
    height: 18px;
}

.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.message {
    display: flex;
    flex-direction: column;
    max-width: 85%;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.message.user {
    align-self: flex-end;
}

.message.bot {
    align-self: flex-start;
}

.message-bubble {
    padding: 10px 14px;
    border-radius: 12px;
    font-size: 0.95rem;
    line-height: 1.5;
    word-wrap: break-word;
}

.message.user .message-bubble {
    background-color: var(--user-msg-bg);
    color: var(--user-msg-text);
    border-bottom-right-radius: 4px;
}

.message.bot .message-bubble {
    background-color: var(--bot-msg-bg);
    color: var(--bot-msg-text);
    border-bottom-left-radius: 4px;
}

.message-bubble pre {
    background-color: #0f172a;
    padding: 10px;
    border-radius: 8px;
    overflow-x: auto;
    margin: 8px 0;
}

.message-bubble code {
    font-family: monospace;
    font-size: 0.85em;
}

.chat-input-area {
    padding: 16px 20px;
    background-color: var(--container-bg);
    border-top: 1px solid var(--border-color);
}

.input-wrapper {
    display: flex;
    align-items: flex-end;
    background-color: rgba(15, 23, 42, 0.5);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 6px;
    transition: border-color 0.2s ease;
}

.input-wrapper:focus-within {
    border-color: var(--accent-color);
}

textarea {
    flex: 1;
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.95rem;
    resize: none;
    padding: 6px 10px;
    max-height: 120px;
    outline: none;
    line-height: 1.5;
}

textarea::placeholder {
    color: var(--text-secondary);
}

#send-btn {
    background-color: var(--accent-color);
    color: white;
    border: none;
    border-radius: 8px;
    width: 36px;
    height: 36px;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    transition: background-color 0.2s ease;
    flex-shrink: 0;
    margin-left: 8px;
    align-self: flex-end;
}

#send-btn:hover {
    background-color: var(--accent-hover);
}

#send-btn:disabled {
    background-color: var(--bot-msg-bg);
    color: var(--text-secondary);
    cursor: not-allowed;
}

#send-btn svg {
    width: 18px;
    height: 18px;
}

.typing-indicator {
    display: flex;
    gap: 4px;
    padding: 4px 8px;
}

.typing-dot {
    width: 6px;
    height: 6px;
    background-color: var(--text-secondary);
    border-radius: 50%;
    animation: typing 1.4s infinite ease-in-out both;
}

.typing-dot:nth-child(1) { animation-delay: -0.32s; }
.typing-dot:nth-child(2) { animation-delay: -0.16s; }

@keyframes typing {
    0%, 80%, 100% { transform: scale(0); }
    40% { transform: scale(1); }
}

::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background-color: var(--border-color);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background-color: var(--text-secondary);
}

/* Адаптивность для мобильных */
@media (max-width: 900px) {
    .dashboard-layout {
        flex-direction: column;
    }
    .chat-sidebar {
        width: 100%;
        height: 50vh;
        border-left: none;
        border-top: 1px solid var(--border-color);
    }
    .dashboard-main {
        height: 50vh;
    }
}