/* 思考过程区域 - 契合当前淡绿色配色方案 */
.thinking-block {
    margin-bottom: 12px;
    border-radius: 12px;
    background: linear-gradient(135deg, #e8f5e9 0%, #f1f8e9 100%);
    border: 1px solid #a4e2ad;
    overflow: hidden;
    transition: all 0.3s ease;
}

.thinking-block:hover {
    border-color: #8dd99a;
    box-shadow: 0 2px 8px rgba(164, 226, 173, 0.2);
}

/* 思考过程头部 */
.thinking-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 14px;
    cursor: pointer;
    user-select: none;
    background: rgba(164, 226, 173, 0.15);
    transition: background 0.2s ease;
}

.thinking-header:hover {
    background: rgba(164, 226, 173, 0.25);
}

.thinking-header:active {
    background: rgba(164, 226, 173, 0.35);
}

.thinking-title {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 500;
    color: #2e7d32;
}

.thinking-icon {
    font-size: 16px;
    color: #66bb6a;
}

.thinking-label {
    font-weight: 500;
}

.thinking-toggle {
    display: flex;
    align-items: center;
}

.toggle-icon {
    font-size: 12px;
    color: #66bb6a;
    transition: transform 0.3s ease;
}

/* 思考内容区域 */
.thinking-content {
    padding: 12px 14px;
    background: rgba(255, 255, 255, 0.5);
    border-top: 1px solid rgba(164, 226, 173, 0.3);
    animation: expandContent 0.3s ease-out;
}

@keyframes expandContent {
    from {
        opacity: 0;
        max-height: 0;
        padding-top: 0;
        padding-bottom: 0;
    }
    to {
        opacity: 1;
        max-height: 1000px;
        padding-top: 12px;
        padding-bottom: 12px;
    }
}

.thinking-text {
    font-size: 13px;
    line-height: 1.6;
    color: #37474f;
    white-space: pre-wrap;
    word-wrap: break-word;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

.thinking-paragraph {
    margin: 0 0 8px 0;
    padding: 0;
}

.thinking-paragraph:last-child {
    margin-bottom: 0;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .thinking-block {
        border-radius: 10px;
        margin-bottom: 10px;
    }

    .thinking-header {
        padding: 8px 12px;
    }

    .thinking-title {
        font-size: 13px;
    }

    .thinking-icon {
        font-size: 14px;
    }

    .thinking-content {
        padding: 10px 12px;
    }

    .thinking-text {
        font-size: 12px;
        line-height: 1.5;
    }
}

@media (max-width: 480px) {
    .thinking-block {
        border-radius: 8px;
        margin-bottom: 8px;
    }

    .thinking-header {
        padding: 6px 10px;
    }

    .thinking-title {
        font-size: 12px;
    }

    .thinking-icon {
        font-size: 13px;
    }

    .toggle-icon {
        font-size: 11px;
    }

    .thinking-content {
        padding: 8px 10px;
    }

    .thinking-text {
        font-size: 11px;
    }

    .thinking-paragraph {
        margin-bottom: 6px;
    }
}