/* Контейнер чата */
.chat-container {
    display: flex;
    flex-direction: column;
    height: 100vh;
}

/* Основная область чата */
.chat-area {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
    gap: 16px;
    display: block;
    padding-bottom: 100px;
}

/* Добавляем якорь для автоматической прокрутки */
.chat-area > *:last-child {
    overflow-anchor: auto;
    height: 1px;
}

/* Базовые стили для всех сообщений */
.message {
    animation: fadeIn 0.3s ease-in;
    display: flex;
    max-width: 100%;
    word-wrap: break-word;
}

/* Сообщения пользователя - справа */
.user-message {
    align-self: flex-end;
    justify-content: flex-end;
}

.user-message .message-content {
    align-items: flex-end;
    display: flex;
    flex-direction: column;
    max-width: 80%;
}

.user-message .message-text {
    background: var(--primary-color);
    border-radius: 18px 18px 4px 18px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1), 0 2px 12px rgba(0, 123, 255, 0.15);
    color: white;
    line-height: 1.5;
    max-width: 100%;
    overflow-wrap: break-word;
    padding: 16px 20px;
    white-space: pre-wrap;
    word-wrap: break-word;
}

.user-message .message-avatar {
    background: var(--primary-color);
    color: white;
    margin-left: 12px;
    margin-right: 0;
    order: 2;
}

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

/* Сообщения ассистента - слева */
.assistant-message {
    align-self: flex-start;
    justify-content: flex-start;
}

.assistant-message .message-content {
    align-items: flex-start;
    display: flex;
    flex-direction: column;
    max-width: 80%;
}

.assistant-message .message-text {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 18px 18px 18px 4px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05), 0 2px 12px rgba(0, 0, 0, 0.08);
    color: var(--text-primary);
    line-height: 1.5;
    min-width: 80vw;
    max-width: 100vw;
    overflow-wrap: break-word;
    padding: 16px 20px;
    white-space: pre-wrap;
    word-wrap: break-word;
}

.assistant-message .message-avatar {
    background: var(--secondary-color);
    color: white;
    margin-right: 12px;
}

.assistant-message .language-header {
    align-self: flex-start;
}

/* Общие стили для аватаров */
.message-avatar {
    align-items: center;
    border-radius: 50%;
    display: flex;
    flex-shrink: 0;
    font-size: 18px;
    height: 40px;
    justify-content: center;
    width: 40px;
}

/* Контейнеры для контента сообщений */
.message-content {
    flex: 1;
    min-width: 0;
}

.message-text {
    line-height: 1.5;
    max-width: 100%;
    overflow-wrap: break-word;
    white-space: pre-wrap;
    word-wrap: break-word;
}

/* Панель ввода сообщения */
.message-input-container {
    backdrop-filter: blur(10px);
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    margin: 0 20px 20px 20px;
    padding: 16px 20px;
    position: relative;
    z-index: 100;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
}

.message-input {
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-family: inherit;
    font-size: 16px;
    line-height: 1.5;
    max-height: 120px;
    outline: none;
    resize: none;
    white-space: pre-wrap;
    width: 100%;
    word-wrap: break-word;
    margin: 0;
    padding: 0;
}

.message-input::placeholder {
    color: var(--text-secondary);
}

.input-actions {
    display: flex;
    gap: 8px;
    justify-content: flex-end;
    margin-top: 1px;
    align-items: center;
    height: 40px;
}

.input-action-btn {
    align-items: center;
    background: var(--hover-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    justify-content: center;
    padding: 8px 12px;
    transition: all 0.2s ease;
    width: 40px;
    height: 40px;
}

.input-action-btn:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
}

.input-action-btn:last-child {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
}

.input-action-btn:last-child:hover {
    background: var(--primary-dark);
    border-color: var(--primary-dark);
}

/* Стили для блоков кода */
.code-block {
    background: var(--code-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    margin: 20px 0;
    max-width: 100%;
    overflow: hidden;
}

.user-message .code-block,
.assistant-message .code-block {
    margin: 8px 0;
    max-width: 100%;
}

.code-header {
    align-items: center;
    background: var(--code-header-bg);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    font-size: 13px;
    font-weight: 600;
    justify-content: space-between;
    padding: 12px 16px;
}

.code-language {
    color: var(--text-secondary);
    font-family: 'SF Mono', 'Monaco', 'Consolas', 'Courier New', monospace;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.btn-copy-code {
    align-items: center;
    background: var(--primary-color);
    border: none;
    border-radius: 6px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    color: white;
    cursor: pointer;
    display: flex;
    font-size: 12px;
    font-weight: 500;
    gap: 6px;
    padding: 6px 12px;
    transition: all 0.2s ease;
}

.btn-copy-code:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
}

.code-block pre {
    background: var(--code-bg) !important;
    display: block;
    line-height: 1.5;
    margin: 0;
    max-width: 100%;
    overflow-x: auto;
    padding: 20px;
    tab-size: 4;
}

.code-block code {
    background: transparent !important;
    display: block;
    font-family: 'SF Mono', 'Monaco', 'Consolas', 'Courier New', monospace;
    font-size: 14px;
    line-height: 1.5;
    max-width: 100%;
    overflow-x: auto;
    padding: 0 !important;
    white-space: pre;
}

/* Инлайн код */
.inline-code {
    background: var(--code-bg);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--code-color);
    font-family: 'SF Mono', 'Monaco', 'Consolas', 'Courier New', monospace;
    font-size: 0.85em;
    font-weight: 500;
    padding: 3px 8px;
}

/* Заголовок с языками программирования */
.language-header {
    align-items: center;
    background: var(--code-header-bg);
    border-left: 4px solid var(--primary-color);
    border-radius: 8px;
    color: var(--text-secondary);
    display: flex;
    font-size: 13px;
    font-weight: 600;
    gap: 10px;
    margin-bottom: 16px;
    max-width: fit-content;
    padding: 10px 16px;
}

.language-header i {
    color: var(--primary-color);
    font-size: 16px;
}

/* Индикатор генерации */
.generating-indicator {
    align-items: center;
    color: var(--text-secondary);
    display: flex;
    font-style: italic;
    gap: 8px;
    padding: 16px 20px;
}

.generating-dots {
    display: flex;
    gap: 3px;
}

.generating-dots span {
    animation: bounce 1.4s infinite ease-in-out;
    background: var(--text-secondary);
    border-radius: 50%;
    height: 6px;
    width: 6px;
}

.generating-dots span:nth-child(1) { animation-delay: -0.32s; }
.generating-dots span:nth-child(2) { animation-delay: -0.16s; }

/* Быстрые действия */
.quick-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
    margin: 20px 0;
}

.action-btn {
    align-items: center;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    color: var(--text-primary);
    cursor: pointer;
    display: flex;
    font-size: 14px;
    gap: 8px;
    padding: 10px 16px;
    transition: all 0.2s ease;
}

.action-btn:hover {
    background: var(--hover-color);
    border-color: var(--primary-color);
    transform: translateY(-1px);
}

/* Приветственный заголовок */
.welcome-title {
    color: var(--text-primary);
    font-weight: 600;
    margin-bottom: 20px;
    text-align: center;
}

/* Пустое состояние */
.chat-area:empty::before {
    content: '';
    display: block;
    height: 100%;
}

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

@keyframes bounce {
    0%, 80%, 100% { 
        opacity: 0.5;
        transform: scale(0);
    }
    40% { 
        opacity: 1;
        transform: scale(1);
    }
}

/* Специальные стили для скроллбара */
.chat-area::-webkit-scrollbar {
    width: 8px;
}

.chat-area::-webkit-scrollbar-track {
    background: transparent;
}

.chat-area::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

.chat-area::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

/* Стили для скроллбара в блоках кода */
.code-block pre::-webkit-scrollbar {
    height: 8px;
}

.code-block pre::-webkit-scrollbar-track {
    background: var(--hover-color);
    border-radius: 4px;
}

.code-block pre::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

.code-block pre::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

/* Темная тема */
[data-theme="dark"] .code-block {
    background: #1e1e1e;
    border-color: #333;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .code-header {
    background: #2d2d2d;
    border-color: #404040;
}

[data-theme="dark"] .code-language {
    color: #ccc;
}

[data-theme="dark"] .inline-code {
    background: #2d2d2d;
    border-color: #404040;
    color: #ff6b9d;
}

[data-theme="dark"] .language-header {
    background: #2d2d2d;
    border-left-color: var(--primary-color);
    color: #ccc;
}

[data-theme="dark"] .message-input-container {
    background: var(--card-bg);
    border-color: var(--border-color);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .user-message .message-text {
    box-shadow: 0 2px 12px rgba(0, 123, 255, 0.25);
}

[data-theme="dark"] .assistant-message .message-text {
    background: var(--card-bg);
    border-color: var(--border-color);
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.2);
}

/* Стили для отображения токенов */
.token-info {
    display: none;
    position: absolute;
    bottom: -30px;
    left: 0;
    right: 0;
    padding: 8px 16px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-top: none;
    border-radius: 0 0 12px 12px;
    font-size: 12px;
    z-index: 10;
}

.message-input-container {
    position: relative;
}

.token-stats {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 4px;
}

.token-count, .token-cost {
    display: flex;
    align-items: center;
    gap: 4px;
    color: var(--text-secondary);
    font-weight: 500;
}

.token-count i, .token-cost i {
    font-size: 11px;
}

.token-warning {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 4px 8px;
    background: var(--warning-bg);
    border: 1px solid var(--warning-border);
    border-radius: 6px;
    color: var(--warning-text);
    font-size: 11px;
    font-weight: 500;
}

.token-warning i {
    font-size: 10px;
}

/* Стили для токенов в сообщениях */
.message-tokens {
    margin-top: 8px;
    padding-top: 8px;
    border-top: 1px solid var(--border-color);
}

.token-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 8px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    font-size: 11px;
    color: var(--text-secondary);
    font-weight: 500;
}

.token-badge .token-cost {
    margin-left: 4px;
    padding-left: 6px;
    border-left: 1px solid var(--border-color);
    color: var(--text-tertiary);
}

/* Анимация появления */
.token-info {
    animation: slideUp 0.2s ease;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(-5px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Стили для отображения токенов - СМЕЩЕНИЕ ВВЕРХ */
.message-input-container {
    position: relative;
    margin-top: 40px;
}

.token-info {
    position: absolute;
    bottom: 100%;
    left: 0;
    right: 0;
    margin-bottom: 4px;
    padding: 6px 12px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 11px;
    z-index: 5;
    display: none;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.token-stats {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.token-count, .token-cost {
    display: flex;
    align-items: center;
    gap: 4px;
    color: var(--text-secondary);
    font-weight: 500;
}

.token-count i, .token-cost i {
    font-size: 10px;
    opacity: 0.7;
}

.token-warning {
    display: none;
    align-items: center;
    gap: 6px;
    padding: 4px 8px;
    background: var(--warning-bg);
    border: 1px solid var(--warning-border);
    border-radius: 6px;
    color: var(--warning-text);
    font-size: 10px;
    font-weight: 500;
    margin-top: 4px;
}

.token-warning i {
    font-size: 9px;
}

.token-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 8px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    font-size: 10px;
    color: var(--text-secondary);
    font-weight: 500;
}

.token-badge .token-cost {
    margin-left: 4px;
    padding-left: 6px;
    border-left: 1px solid var(--border-color);
    color: var(--text-tertiary);
}

.token-info {
    animation: slideUp 0.2s ease;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(5px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.message-input {
    padding-right: 120px;
}

.input-actions {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    gap: 4px;
    z-index: 10;
}

.chat-area {
    min-height: calc(100vh - 200px);
}

/* Стили для выбора модели в блоке ввода */
.input-model-selector {
    position: absolute;
    bottom: 12px;
    left: 16px;
    z-index: 10;
}

.model-selector-btn-bottom {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    color: var(--text-primary);
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
    max-width: 140px;
    overflow: hidden;
    text-overflow: ellipsis;
}

.model-selector-btn-bottom:hover {
    background: var(--hover-bg);
    border-color: var(--primary);
    transform: translateY(-1px);
}

.model-selector-btn-bottom i {
    font-size: 10px;
    transition: transform 0.2s ease;
    flex-shrink: 0;
}

.model-selector-btn-bottom.active i {
    transform: rotate(180deg);
}

.message-input-container .model-dropdown-bottom {
    position: absolute !important;
    top: auto !important;
    bottom: calc(100% + 8px) !important;
    left: 0 !important;
    margin-top: 0 !important;
    margin-bottom: 0 !important;
    width: 400px;
    min-width: 350px;
    max-height: 500px;
    overflow-y: auto;
    transform: none !important;
    transform-origin: bottom left !important;
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s ease;
}

.message-input-container .model-dropdown-bottom.show {
    opacity: 1;
    visibility: visible;
    transform: none !important;
}

.message-input-container .model-dropdown-bottom {
    background: var(--bg-primary) !important;
    border: 1px solid var(--border-color) !important;
    border-radius: 12px !important;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2) !important;
    z-index: 1100 !important;
    display: block !important;
}

.message-input-container .model-dropdown-bottom {
    position: absolute !important;
    top: auto !important;
    bottom: calc(100% + 8px) !important;
    left: 0 !important;
    right: auto !important;
}

.message-input-container {
    position: relative;
    padding-left: 140px;
}

.message-input {
    padding-left: 0;
}

.message-input-container .model-dropdown-bottom {
    z-index: 1100 !important;
}